forked from github/verilator
7260 lines
333 KiB
C++
7260 lines
333 KiB
C++
// -*- mode: C++; c-file-style: "cc-mode" -*-
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//*************************************************************************
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// DESCRIPTION: Verilator: Ast node structure
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//
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// Code available from: https://verilator.org
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//
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//*************************************************************************
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//
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// Copyright 2003-2020 by Wilson Snyder. This program is free software; you
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// can redistribute it and/or modify it under the terms of either the GNU
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// Lesser General Public License Version 3 or the Perl Artistic License
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// Version 2.0.
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// SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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//
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//*************************************************************************
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#ifndef _V3ASTNODES_H_
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#define _V3ASTNODES_H_ 1
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#ifndef _V3AST_H_
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#error "Use V3Ast.h as the include"
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#endif
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//######################################################################
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// Standard defines for all AstNode final classes
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#define ASTNODE_NODE_FUNCS_NO_DTOR(name) \
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virtual void accept(AstNVisitor& v) { v.visit(this); } \
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virtual AstNode* clone() { return new Ast ##name (*this); } \
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static Ast ##name * cloneTreeNull(Ast ##name * nodep, bool cloneNextLink) { \
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return nodep ? nodep->cloneTree(cloneNextLink) : NULL; } \
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Ast ##name * cloneTree(bool cloneNext) { return static_cast<Ast ##name *>(AstNode::cloneTree(cloneNext)); } \
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Ast ##name * clonep() const { return static_cast<Ast ##name *>(AstNode::clonep()); }
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#define ASTNODE_NODE_FUNCS(name) \
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virtual ~Ast ##name() {} \
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ASTNODE_NODE_FUNCS_NO_DTOR(name)
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//######################################################################
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// Macros replaced by 'astgen'
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#define ASTGEN_SUPER(...) // Roughly: <SuperClass>(AstType::at<ThisClass>, ...)
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//######################################################################
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//=== Ast* : Specific types
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// Netlist interconnect
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class AstConst : public AstNodeMath {
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// A constant
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private:
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V3Number m_num; // Constant value
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void initWithNumber() {
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if (m_num.isDouble()) {
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dtypeSetDouble();
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} else if (m_num.isString()) {
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dtypeSetString();
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} else {
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dtypeSetLogicUnsized(m_num.width(), (m_num.sized() ? 0 : m_num.widthMin()),
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AstNumeric::fromBool(m_num.isSigned()));
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}
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m_num.nodep(this);
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}
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public:
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AstConst(FileLine* fl, const V3Number& num)
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: ASTGEN_SUPER(fl)
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, m_num(num) {
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initWithNumber();
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}
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class WidthedValue {}; // for creator type-overload selection
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AstConst(FileLine* fl, WidthedValue, int width, uint32_t value)
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: ASTGEN_SUPER(fl)
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, m_num(this, width, value) {
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initWithNumber();
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}
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class DtypedValue{}; // for creator type-overload selection
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AstConst(FileLine* fl, DtypedValue, AstNodeDType* nodedtypep, uint32_t value)
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: ASTGEN_SUPER(fl)
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, m_num(this, nodedtypep->width(), value, nodedtypep->widthSized()) {
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initWithNumber();
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}
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class StringToParse {}; // for creator type-overload selection
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AstConst(FileLine* fl, StringToParse, const char* sourcep)
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: ASTGEN_SUPER(fl)
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, m_num(this, sourcep) {
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initWithNumber();
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}
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class VerilogStringLiteral {}; // for creator type-overload selection
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AstConst(FileLine* fl, VerilogStringLiteral, const string& str)
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: ASTGEN_SUPER(fl)
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, m_num(V3Number::VerilogStringLiteral(), this, str) {
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initWithNumber();
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}
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AstConst(FileLine* fl, uint32_t num)
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: ASTGEN_SUPER(fl)
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, m_num(this, 32, num) {
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dtypeSetLogicUnsized(m_num.width(), 0, AstNumeric::UNSIGNED);
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}
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class Unsized32 {}; // for creator type-overload selection
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AstConst(FileLine* fl, Unsized32, uint32_t num) // Unsized 32-bit integer of specified value
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: ASTGEN_SUPER(fl)
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, m_num(this, 32, num) {
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m_num.width(32, false);
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dtypeSetLogicUnsized(32, m_num.widthMin(), AstNumeric::UNSIGNED);
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}
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class Signed32 {}; // for creator type-overload selection
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AstConst(FileLine* fl, Signed32, int32_t num) // Signed 32-bit integer of specified value
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: ASTGEN_SUPER(fl)
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, m_num(this, 32, num) {
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m_num.width(32, true);
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dtypeSetLogicUnsized(32, m_num.widthMin(), AstNumeric::SIGNED);
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}
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class SizedEData {}; // for creator type-overload selection
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AstConst(FileLine* fl, SizedEData, vluint64_t num)
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: ASTGEN_SUPER(fl)
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, m_num(this, VL_EDATASIZE, 0) {
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m_num.setQuad(num);
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dtypeSetLogicSized(VL_EDATASIZE, AstNumeric::UNSIGNED);
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}
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class RealDouble {}; // for creator type-overload selection
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AstConst(FileLine* fl, RealDouble, double num)
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: ASTGEN_SUPER(fl)
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, m_num(this, 64) { m_num.setDouble(num); dtypeSetDouble(); }
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class String {}; // for creator type-overload selection
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AstConst(FileLine* fl, String, const string& num)
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: ASTGEN_SUPER(fl)
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, m_num(V3Number::String(), this, num) { dtypeSetString(); }
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class LogicFalse {};
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AstConst(FileLine* fl, LogicFalse) // Shorthand const 0, dtype should be a logic of size 1
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: ASTGEN_SUPER(fl)
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, m_num(this, 1, 0) { dtypeSetLogicBool(); }
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class LogicTrue {};
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AstConst(FileLine* fl, LogicTrue) // Shorthand const 1, dtype should be a logic of size 1
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: ASTGEN_SUPER(fl)
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, m_num(this, 1, 1) { dtypeSetLogicBool(); }
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ASTNODE_NODE_FUNCS(Const)
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virtual string name() const { return num().ascii(); } // * = Value
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const V3Number& num() const { return m_num; } // * = Value
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V3Number& num() { return m_num; } // * = Value
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uint32_t toUInt() const { return num().toUInt(); }
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vlsint32_t toSInt() const { return num().toSInt(); }
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vluint64_t toUQuad() const { return num().toUQuad(); }
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virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
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virtual string emitC() { V3ERROR_NA_RETURN(""); }
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virtual bool cleanOut() const { return true; }
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virtual V3Hash sameHash() const { return V3Hash(num().toHash()); }
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virtual bool same(const AstNode* samep) const {
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const AstConst* sp = static_cast<const AstConst*>(samep);
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return num().isCaseEq(sp->num()); }
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virtual int instrCount() const { return widthInstrs(); }
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bool isEqAllOnes() const { return num().isEqAllOnes(width()); }
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bool isEqAllOnesV() const { return num().isEqAllOnes(widthMinV()); }
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};
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class AstRange : public AstNodeRange {
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// Range specification, for use under variables and cells
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private:
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bool m_littleEndian:1; // Bit vector is little endian
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public:
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AstRange(FileLine* fl, AstNode* msbp, AstNode* lsbp)
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: ASTGEN_SUPER(fl) {
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m_littleEndian = false;
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setOp2p(msbp); setOp3p(lsbp); }
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AstRange(FileLine* fl, int msb, int lsb)
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: ASTGEN_SUPER(fl) {
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m_littleEndian = false;
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setOp2p(new AstConst(fl, msb));
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setOp3p(new AstConst(fl, lsb));
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}
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AstRange(FileLine* fl, const VNumRange& range)
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: ASTGEN_SUPER(fl) {
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m_littleEndian = range.littleEndian();
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setOp2p(new AstConst(fl, range.hi()));
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setOp3p(new AstConst(fl, range.lo()));
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}
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ASTNODE_NODE_FUNCS(Range)
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AstNode* msbp() const { return op2p(); } // op2 = Msb expression
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AstNode* lsbp() const { return op3p(); } // op3 = Lsb expression
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AstNode* leftp() const { return littleEndian()?lsbp():msbp(); } // How to show a declaration
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AstNode* rightp() const { return littleEndian()?msbp():lsbp(); }
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int msbConst() const { AstConst* constp = VN_CAST(msbp(), Const); return (constp?constp->toSInt():0); }
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int lsbConst() const { AstConst* constp = VN_CAST(lsbp(), Const); return (constp?constp->toSInt():0); }
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int elementsConst() const { return (msbConst()>lsbConst()) ? msbConst()-lsbConst()+1 : lsbConst()-msbConst()+1; }
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int leftConst() const { AstConst* constp = VN_CAST(leftp(), Const); return (constp?constp->toSInt():0); }
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int rightConst() const { AstConst* constp = VN_CAST(rightp(), Const); return (constp?constp->toSInt():0); }
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int leftToRightInc() const { return littleEndian()?1:-1; }
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bool littleEndian() const { return m_littleEndian; }
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void littleEndian(bool flag) { m_littleEndian = flag; }
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virtual void dump(std::ostream& str) const;
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virtual string emitC() { V3ERROR_NA_RETURN(""); }
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virtual V3Hash sameHash() const { return V3Hash(); }
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virtual bool same(const AstNode* samep) const { return true; }
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};
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class AstAssocRange : public AstNodeRange {
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// Associative array range specification
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// Only for early parsing - becomes AstAssocDType
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public:
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AstAssocRange(FileLine* fl, AstNodeDType* dtp)
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: ASTGEN_SUPER(fl) {
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setOp1p(dtp);
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}
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ASTNODE_NODE_FUNCS(AssocRange)
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virtual string emitC() { V3ERROR_NA_RETURN(""); }
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virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
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virtual V3Hash sameHash() const { return V3Hash(); }
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virtual bool same(const AstNode* samep) const { return true; }
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AstNodeDType* keyDTypep() const { return VN_CAST(op1p(), NodeDType); }
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};
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class AstQueueRange : public AstNodeRange {
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// Queue range specification
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// Only for early parsing - becomes AstQueueDType
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public:
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explicit AstQueueRange(FileLine* fl)
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: ASTGEN_SUPER(fl) {}
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ASTNODE_NODE_FUNCS(QueueRange)
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virtual string emitC() { V3ERROR_NA_RETURN(""); }
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virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
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virtual V3Hash sameHash() const { return V3Hash(); }
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virtual bool same(const AstNode* samep) const { return true; }
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};
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class AstUnsizedRange : public AstNodeRange {
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// Unsized range specification, for open arrays
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public:
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explicit AstUnsizedRange(FileLine* fl)
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: ASTGEN_SUPER(fl) {}
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ASTNODE_NODE_FUNCS(UnsizedRange)
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virtual string emitC() { V3ERROR_NA_RETURN(""); }
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virtual string emitVerilog() { return "[]"; }
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virtual V3Hash sameHash() const { return V3Hash(); }
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virtual bool same(const AstNode* samep) const { return true; }
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};
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class AstGatePin : public AstNodeMath {
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// Possibly expand a gate primitive input pin value to match the range of the gate primitive
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public:
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AstGatePin(FileLine* fl, AstNode* lhsp, AstRange* rangep)
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: ASTGEN_SUPER(fl) {
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setOp1p(lhsp); setOp2p(rangep);
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}
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ASTNODE_NODE_FUNCS(GatePin)
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virtual string emitVerilog() { return "%l"; }
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virtual string emitC() { V3ERROR_NA_RETURN(""); }
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virtual bool cleanOut() const { return true; }
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AstNode* exprp() const { return op1p(); } // op1 = Pin expression
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AstRange* rangep() const { return VN_CAST(op2p(), Range); } // op2 = Range of pin
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};
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//######################################################################
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// Classes
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class AstClassPackage : public AstNodeModule {
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// The static information portion of a class (treated similarly to a package)
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AstClass* m_classp; // Class package this is under (weak pointer, hard link is other way)
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public:
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AstClassPackage(FileLine* fl, const string& name)
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: ASTGEN_SUPER(fl, name) {}
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ASTNODE_NODE_FUNCS(ClassPackage)
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virtual string verilogKwd() const { return "/*class*/package"; }
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virtual const char* broken() const;
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AstClass* classp() const { return m_classp; }
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void classp(AstClass* classp) { m_classp = classp; }
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};
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class AstClass : public AstNodeModule {
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// TYPES
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typedef std::map<string, AstNode*> MemberNameMap;
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// MEMBERS
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MemberNameMap m_members; // Members or method children
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AstClassPackage* m_packagep; // Class package this is under
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void insertCache(AstNode* nodep);
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public:
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AstClass(FileLine* fl, const string& name)
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: ASTGEN_SUPER(fl, name)
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, m_packagep(NULL) {}
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ASTNODE_NODE_FUNCS(Class)
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virtual string verilogKwd() const { return "class"; }
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virtual bool maybePointedTo() const { return true; }
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virtual void dump(std::ostream& str) const;
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virtual const char* broken() const {
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BROKEN_BASE_RTN(AstNodeModule::broken());
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BROKEN_RTN(m_packagep && !m_packagep->brokeExists());
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return NULL;
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}
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// op1/op2/op3 in AstNodeModule
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AstClassPackage* packagep() const { return m_packagep; }
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void packagep(AstClassPackage* classpackagep) { m_packagep = classpackagep; }
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AstNode* membersp() const { return stmtsp(); } // op2 = List of statements
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void addMembersp(AstNode* nodep) {
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insertCache(nodep);
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addStmtp(nodep);
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}
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AstClassExtends* extendsp() const { return VN_CAST(op4p(), ClassExtends); }
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void extendsp(AstNode* nodep) { addNOp2p(nodep); }
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void clearCache() { m_members.clear(); }
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void repairCache();
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AstNode* findMember(const string& name) const {
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MemberNameMap::const_iterator it = m_members.find(name);
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return (it == m_members.end()) ? NULL : it->second;
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}
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};
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class AstClassExtends : public AstNode {
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// Children: AstClassRefDType during early parse, then moves to dtype
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public:
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AstClassExtends(FileLine* fl, AstNodeDType* dtp)
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: ASTGEN_SUPER(fl) {
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childDTypep(dtp); // Only for parser
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}
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ASTNODE_NODE_FUNCS(ClassExtends)
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virtual string verilogKwd() const { return "extends"; }
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virtual bool hasDType() const { return true; }
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AstNodeDType* getChildDTypep() const { return childDTypep(); }
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// op1 = Type assigning to
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AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); }
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void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
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AstClass* classp() const; // Class being extended (after link)
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};
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//######################################################################
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//==== Data Types
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class AstParamTypeDType : public AstNodeDType {
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// Parents: MODULE
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// A parameter type statement; much like a var or typedef
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private:
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AstVarType m_varType; // Type of variable (for localparam vs. param)
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string m_name; // Name of variable
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public:
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AstParamTypeDType(FileLine* fl, AstVarType type, const string& name, VFlagChildDType, AstNodeDType* dtp)
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: ASTGEN_SUPER(fl), m_varType(type), m_name(name) {
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childDTypep(dtp); // Only for parser
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dtypep(NULL); // V3Width will resolve
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}
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ASTNODE_NODE_FUNCS(ParamTypeDType)
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AstNodeDType* getChildDTypep() const { return childDTypep(); }
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AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Type assigning to
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void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
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virtual AstNodeDType* subDTypep() const { return dtypep() ? dtypep() : childDTypep(); }
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virtual AstBasicDType* basicp() const { return subDTypep()->basicp(); } // (Slow) recurse down to find basic data type
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virtual AstNodeDType* skipRefp() const { return subDTypep()->skipRefp(); }
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virtual AstNodeDType* skipRefToConstp() const { return subDTypep()->skipRefToConstp(); }
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virtual AstNodeDType* skipRefToEnump() const { return subDTypep()->skipRefToEnump(); }
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virtual bool similarDType(AstNodeDType* samep) const {
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const AstParamTypeDType* sp = static_cast<const AstParamTypeDType*>(samep);
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return (sp && this->subDTypep()->skipRefp()->similarDType(sp->subDTypep()->skipRefp()));
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}
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virtual int widthAlignBytes() const { return dtypep()->widthAlignBytes(); }
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virtual int widthTotalBytes() const { return dtypep()->widthTotalBytes(); }
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// METHODS
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virtual string name() const { return m_name; }
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virtual bool maybePointedTo() const { return true; }
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virtual bool hasDType() const { return true; }
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void name(const string& flag) { m_name = flag; }
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AstVarType varType() const { return m_varType; } // * = Type of variable
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bool isParam() const { return true; }
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bool isGParam() const { return (varType()==AstVarType::GPARAM); }
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};
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class AstTypedef : public AstNode {
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private:
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string m_name;
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bool m_attrPublic;
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string m_tag; // Holds the string of the verilator tag -- used in XML output.
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public:
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AstTypedef(FileLine* fl, const string& name, AstNode* attrsp, VFlagChildDType, AstNodeDType* dtp)
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: ASTGEN_SUPER(fl), m_name(name) {
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childDTypep(dtp); // Only for parser
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addAttrsp(attrsp);
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dtypep(NULL); // V3Width will resolve
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m_attrPublic = false;
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}
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ASTNODE_NODE_FUNCS(Typedef)
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virtual void dump(std::ostream& str) const;
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AstNodeDType* getChildDTypep() const { return childDTypep(); }
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AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Type assigning to
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void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
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virtual AstNodeDType* subDTypep() const { return dtypep() ? dtypep() : childDTypep(); }
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void addAttrsp(AstNode* nodep) { addNOp4p(nodep); }
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AstNode* attrsp() const { return op4p(); } // op4 = Attributes during early parse
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// METHODS
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virtual string name() const { return m_name; }
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virtual bool maybePointedTo() const { return true; }
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virtual bool hasDType() const { return true; }
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void name(const string& flag) { m_name = flag; }
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bool attrPublic() const { return m_attrPublic; }
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void attrPublic(bool flag) { m_attrPublic = flag; }
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virtual void tag(const string& text) { m_tag = text;}
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virtual string tag() const { return m_tag; }
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};
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class AstTypedefFwd : public AstNode {
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// Forward declaration of a type; stripped after netlist parsing is complete
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private:
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string m_name;
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public:
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AstTypedefFwd(FileLine* fl, const string& name)
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: ASTGEN_SUPER(fl), m_name(name) {}
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ASTNODE_NODE_FUNCS(TypedefFwd)
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// METHODS
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virtual string name() const { return m_name; }
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};
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class AstDefImplicitDType : public AstNodeDType {
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// For parsing enum/struct/unions that are declared with a variable rather than typedef
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// This allows "var enum {...} a,b" to share the enum definition for both variables
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// After link, these become typedefs
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private:
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string m_name;
|
|
void* m_containerp; // In what scope is the name unique, so we can know what are duplicate definitions (arbitrary value)
|
|
int m_uniqueNum;
|
|
public:
|
|
AstDefImplicitDType(FileLine* fl, const string& name, void* containerp,
|
|
VFlagChildDType, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl), m_name(name), m_containerp(containerp) {
|
|
childDTypep(dtp); // Only for parser
|
|
dtypep(NULL); // V3Width will resolve
|
|
m_uniqueNum = uniqueNumInc();
|
|
}
|
|
ASTNODE_NODE_FUNCS(DefImplicitDType)
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstDefImplicitDType* sp = static_cast<const AstDefImplicitDType*>(samep);
|
|
return m_uniqueNum == sp->m_uniqueNum; }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
return type()==samep->type() && same(samep); }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_uniqueNum); }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return dtypep() ? dtypep() : childDTypep(); }
|
|
void* containerp() const { return m_containerp; }
|
|
// METHODS
|
|
AstNodeDType* dtypeSkipRefp() const { return dtypep()->skipRefp(); } // op1 = Range of variable
|
|
virtual AstBasicDType* basicp() const { return subDTypep()->basicp(); } // (Slow) recurse down to find basic data type
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return dtypep()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return dtypep()->widthTotalBytes(); }
|
|
virtual string name() const { return m_name; }
|
|
void name(const string& flag) { m_name = flag; }
|
|
};
|
|
|
|
class AstAssocArrayDType : public AstNodeDType {
|
|
// Associative array data type, ie "[some_dtype]"
|
|
// Children: DTYPE (moved to refDTypep() in V3Width)
|
|
// Children: DTYPE (the key, which remains here as a pointer)
|
|
private:
|
|
AstNodeDType* m_refDTypep; // Elements of this type (after widthing)
|
|
AstNodeDType* m_keyDTypep; // Keys of this type (after widthing)
|
|
public:
|
|
AstAssocArrayDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp, AstNodeDType* keyDtp)
|
|
: ASTGEN_SUPER(fl) {
|
|
childDTypep(dtp); // Only for parser
|
|
keyChildDTypep(keyDtp); // Only for parser
|
|
refDTypep(NULL);
|
|
keyDTypep(NULL);
|
|
dtypep(NULL); // V3Width will resolve
|
|
}
|
|
ASTNODE_NODE_FUNCS(AssocArrayDType)
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(!((m_refDTypep && !childDTypep() && m_refDTypep->brokeExists())
|
|
|| (!m_refDTypep && childDTypep())));
|
|
BROKEN_RTN(!((m_keyDTypep && !childDTypep() && m_keyDTypep->brokeExists())
|
|
|| (!m_keyDTypep && childDTypep())));
|
|
return NULL; }
|
|
virtual void cloneRelink() {
|
|
if (m_refDTypep && m_refDTypep->clonep()) { m_refDTypep = m_refDTypep->clonep(); }
|
|
if (m_keyDTypep && m_keyDTypep->clonep()) { m_keyDTypep = m_keyDTypep->clonep(); } }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstAssocArrayDType* asamep = static_cast<const AstAssocArrayDType*>(samep);
|
|
return (subDTypep() == asamep->subDTypep()
|
|
&& keyDTypep() == asamep->keyDTypep()); }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
const AstAssocArrayDType* asamep = static_cast<const AstAssocArrayDType*>(samep);
|
|
return (subDTypep()->skipRefp()->similarDType(asamep->subDTypep()->skipRefp()));
|
|
}
|
|
virtual string prettyDTypeName() const;
|
|
virtual void dumpSmall(std::ostream& str) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(m_refDTypep); }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep ? m_refDTypep : childDTypep(); }
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return m_refDTypep; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
virtual AstNodeDType* virtRefDType2p() const { return m_keyDTypep; }
|
|
virtual void virtRefDType2p(AstNodeDType* nodep) { keyDTypep(nodep); }
|
|
//
|
|
AstNodeDType* keyDTypep() const { return m_keyDTypep ? m_keyDTypep : keyChildDTypep(); }
|
|
void keyDTypep(AstNodeDType* nodep) { m_keyDTypep = nodep; }
|
|
AstNodeDType* keyChildDTypep() const { return VN_CAST(op2p(), NodeDType); } // op1 = Range of variable
|
|
void keyChildDTypep(AstNodeDType* nodep) { setOp2p(nodep); }
|
|
// METHODS
|
|
virtual AstBasicDType* basicp() const { return NULL; } // (Slow) recurse down to find basic data type
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return subDTypep()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return subDTypep()->widthTotalBytes(); }
|
|
};
|
|
|
|
class AstDynArrayDType : public AstNodeDType {
|
|
// Dynamic array data type, ie "[]"
|
|
// Children: DTYPE (moved to refDTypep() in V3Width)
|
|
private:
|
|
AstNodeDType* m_refDTypep; // Elements of this type (after widthing)
|
|
public:
|
|
AstDynArrayDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl) {
|
|
childDTypep(dtp); // Only for parser
|
|
refDTypep(NULL);
|
|
dtypep(NULL); // V3Width will resolve
|
|
}
|
|
AstDynArrayDType(FileLine* fl, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl) {
|
|
refDTypep(dtp);
|
|
dtypep(NULL); // V3Width will resolve
|
|
}
|
|
ASTNODE_NODE_FUNCS(DynArrayDType)
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(!((m_refDTypep && !childDTypep() && m_refDTypep->brokeExists())
|
|
|| (!m_refDTypep && childDTypep())));
|
|
return NULL; }
|
|
virtual void cloneRelink() {
|
|
if (m_refDTypep && m_refDTypep->clonep()) { m_refDTypep = m_refDTypep->clonep(); } }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstAssocArrayDType* asamep = static_cast<const AstAssocArrayDType*>(samep);
|
|
return subDTypep() == asamep->subDTypep(); }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
const AstAssocArrayDType* asamep = static_cast<const AstAssocArrayDType*>(samep);
|
|
return (subDTypep()->skipRefp()->similarDType(asamep->subDTypep()->skipRefp()));
|
|
}
|
|
virtual string prettyDTypeName() const;
|
|
virtual void dumpSmall(std::ostream& str) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(m_refDTypep); }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep ? m_refDTypep : childDTypep(); }
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return m_refDTypep; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
// METHODS
|
|
virtual AstBasicDType* basicp() const { return NULL; } // (Slow) recurse down to find basic data type
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return subDTypep()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return subDTypep()->widthTotalBytes(); }
|
|
};
|
|
|
|
class AstPackArrayDType : public AstNodeArrayDType {
|
|
// Packed array data type, ie "some_dtype [2:0] var_name"
|
|
// Children: DTYPE (moved to refDTypep() in V3Width)
|
|
// Children: RANGE (array bounds)
|
|
public:
|
|
AstPackArrayDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp, AstRange* rangep)
|
|
: ASTGEN_SUPER(fl) {
|
|
childDTypep(dtp); // Only for parser
|
|
refDTypep(NULL);
|
|
setOp2p(rangep);
|
|
dtypep(NULL); // V3Width will resolve
|
|
int width = subDTypep()->width() * rangep->elementsConst();
|
|
widthForce(width, width);
|
|
}
|
|
AstPackArrayDType(FileLine* fl, AstNodeDType* dtp, AstRange* rangep)
|
|
: ASTGEN_SUPER(fl) {
|
|
refDTypep(dtp);
|
|
setOp2p(rangep);
|
|
dtypep(this);
|
|
int width = subDTypep()->width() * rangep->elementsConst();
|
|
widthForce(width, width);
|
|
}
|
|
ASTNODE_NODE_FUNCS(PackArrayDType)
|
|
virtual string prettyDTypeName() const;
|
|
};
|
|
|
|
class AstUnpackArrayDType : public AstNodeArrayDType {
|
|
// Array data type, ie "some_dtype var_name [2:0]"
|
|
// Children: DTYPE (moved to refDTypep() in V3Width)
|
|
// Children: RANGE (array bounds)
|
|
public:
|
|
AstUnpackArrayDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp, AstRange* rangep)
|
|
: ASTGEN_SUPER(fl) {
|
|
childDTypep(dtp); // Only for parser
|
|
refDTypep(NULL);
|
|
setOp2p(rangep);
|
|
dtypep(NULL); // V3Width will resolve
|
|
// For backward compatibility AstNodeArrayDType and others inherit
|
|
// width and signing from the subDType/base type
|
|
widthFromSub(subDTypep());
|
|
}
|
|
AstUnpackArrayDType(FileLine* fl, AstNodeDType* dtp, AstRange* rangep)
|
|
: ASTGEN_SUPER(fl) {
|
|
refDTypep(dtp);
|
|
setOp2p(rangep);
|
|
dtypep(this);
|
|
// For backward compatibility AstNodeArrayDType and others inherit
|
|
// width and signing from the subDType/base type
|
|
widthFromSub(subDTypep());
|
|
}
|
|
ASTNODE_NODE_FUNCS(UnpackArrayDType)
|
|
virtual string prettyDTypeName() const;
|
|
};
|
|
|
|
class AstUnsizedArrayDType : public AstNodeDType {
|
|
// Unsized/open-range Array data type, ie "some_dtype var_name []"
|
|
// Children: DTYPE (moved to refDTypep() in V3Width)
|
|
private:
|
|
AstNodeDType* m_refDTypep; // Elements of this type (after widthing)
|
|
public:
|
|
AstUnsizedArrayDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl) {
|
|
childDTypep(dtp); // Only for parser
|
|
refDTypep(NULL);
|
|
dtypep(NULL); // V3Width will resolve
|
|
}
|
|
ASTNODE_NODE_FUNCS(UnsizedArrayDType)
|
|
virtual const char* broken() const { BROKEN_RTN(!((m_refDTypep && !childDTypep() && m_refDTypep->brokeExists())
|
|
|| (!m_refDTypep && childDTypep()))); return NULL; }
|
|
virtual void cloneRelink() { if (m_refDTypep && m_refDTypep->clonep()) {
|
|
m_refDTypep = m_refDTypep->clonep();
|
|
}}
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstNodeArrayDType* asamep = static_cast<const AstNodeArrayDType*>(samep);
|
|
return (subDTypep()==asamep->subDTypep()); }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
const AstNodeArrayDType* asamep = static_cast<const AstNodeArrayDType*>(samep);
|
|
return (subDTypep()->skipRefp()->similarDType(asamep->subDTypep()->skipRefp()));
|
|
}
|
|
virtual void dumpSmall(std::ostream& str) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(m_refDTypep); }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep ? m_refDTypep : childDTypep(); }
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return m_refDTypep; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
// METHODS
|
|
virtual AstBasicDType* basicp() const { return subDTypep()->basicp(); } // (Slow) recurse down to find basic data type
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return subDTypep()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return subDTypep()->widthTotalBytes(); }
|
|
};
|
|
|
|
class AstBasicDType : public AstNodeDType {
|
|
// Builtin atomic/vectored data type
|
|
// Children: RANGE (converted to constant in V3Width)
|
|
private:
|
|
struct Members {
|
|
AstBasicDTypeKwd m_keyword; // (also in VBasicTypeKey) What keyword created basic type
|
|
VNumRange m_nrange; // (also in VBasicTypeKey) Numeric msb/lsb (if non-opaque keyword)
|
|
bool operator==(const Members& rhs) const {
|
|
return rhs.m_keyword == m_keyword
|
|
&& rhs.m_nrange == m_nrange; }
|
|
} m;
|
|
// See also in AstNodeDType: m_width, m_widthMin, m_numeric(issigned)
|
|
public:
|
|
AstBasicDType(FileLine* fl, AstBasicDTypeKwd kwd, VSignedState signst=signedst_NOSIGN)
|
|
: ASTGEN_SUPER(fl) {
|
|
init(kwd, AstNumeric(signst), 0, -1, NULL);
|
|
}
|
|
AstBasicDType(FileLine* fl, VFlagLogicPacked, int wantwidth)
|
|
: ASTGEN_SUPER(fl) {
|
|
init(AstBasicDTypeKwd::LOGIC, AstNumeric::NOSIGN, wantwidth, -1, NULL);
|
|
}
|
|
AstBasicDType(FileLine* fl, VFlagBitPacked, int wantwidth)
|
|
: ASTGEN_SUPER(fl) {
|
|
init(AstBasicDTypeKwd::BIT, AstNumeric::NOSIGN, wantwidth, -1, NULL);
|
|
}
|
|
AstBasicDType(FileLine* fl, AstBasicDTypeKwd kwd, AstNumeric numer, int wantwidth, int widthmin)
|
|
: ASTGEN_SUPER(fl) {
|
|
init(kwd, numer, wantwidth, widthmin, NULL);
|
|
}
|
|
AstBasicDType(FileLine* fl, AstBasicDTypeKwd kwd, AstNumeric numer, VNumRange range, int widthmin)
|
|
: ASTGEN_SUPER(fl) {
|
|
init(kwd, numer, range.elements(), widthmin, NULL);
|
|
m.m_nrange = range; // as init() presumes lsb==0, but range.lsb() might not be
|
|
}
|
|
// See also addRange in verilog.y
|
|
private:
|
|
void init(AstBasicDTypeKwd kwd, AstNumeric numer,
|
|
int wantwidth, int wantwidthmin, AstRange* rangep) {
|
|
// wantwidth=0 means figure it out, but if a widthmin is >=0
|
|
// we allow width 0 so that {{0{x}},y} works properly
|
|
// wantwidthmin=-1: default, use wantwidth if it is non zero
|
|
m.m_keyword = kwd;
|
|
// Implicitness: // "parameter X" is implicit and sized from initial
|
|
// value, "parameter reg x" not
|
|
if (keyword()==AstBasicDTypeKwd::LOGIC_IMPLICIT) {
|
|
if (rangep || wantwidth) m.m_keyword = AstBasicDTypeKwd::LOGIC;
|
|
}
|
|
if (numer == AstNumeric::NOSIGN) {
|
|
if (keyword().isSigned()) numer = AstNumeric::SIGNED;
|
|
else if (keyword().isUnsigned()) numer = AstNumeric::UNSIGNED;
|
|
}
|
|
numeric(numer);
|
|
if (!rangep && (wantwidth || wantwidthmin>=0)) { // Constant width
|
|
if (wantwidth>1) m.m_nrange.init(wantwidth-1, 0, false);
|
|
int wmin = wantwidthmin>=0 ? wantwidthmin : wantwidth;
|
|
widthForce(wantwidth, wmin);
|
|
} else if (!rangep) { // Set based on keyword properties
|
|
// V3Width will pull from this width
|
|
if (keyword().width() > 1 && !isOpaque()) {
|
|
m.m_nrange.init(keyword().width()-1, 0, false);
|
|
}
|
|
widthForce(keyword().width(), keyword().width());
|
|
} else {
|
|
widthForce(rangep->elementsConst(), rangep->elementsConst()); // Maybe unknown if parameters underneath it
|
|
}
|
|
setNOp1p(rangep);
|
|
dtypep(this);
|
|
}
|
|
public:
|
|
ASTNODE_NODE_FUNCS(BasicDType)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(V3Hash(m.m_keyword), V3Hash(m.m_nrange.hi())); }
|
|
virtual bool same(const AstNode* samep) const { // width/widthMin/numeric compared elsewhere
|
|
const AstBasicDType* sp = static_cast<const AstBasicDType*>(samep);
|
|
return m == sp->m; }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
return type()==samep->type() && same(samep); }
|
|
virtual string name() const { return m.m_keyword.ascii(); }
|
|
virtual string prettyDTypeName() const;
|
|
virtual const char* broken() const { BROKEN_RTN(dtypep()!=this); return NULL; }
|
|
AstRange* rangep() const { return VN_CAST(op1p(), Range); } // op1 = Range of variable
|
|
void rangep(AstRange* nodep) { setNOp1p(nodep); }
|
|
void setSignedState(VSignedState signst) {
|
|
// Note NOSIGN does NOT change the state; this is required by the parser
|
|
if (signst==signedst_UNSIGNED) numeric(signst);
|
|
else if (signst==signedst_SIGNED) numeric(signst);
|
|
}
|
|
// METHODS
|
|
virtual AstBasicDType* basicp() const { return (AstBasicDType*)this; } // (Slow) recurse down to find basic data type
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const; // (Slow) recurses - Structure alignment 1,2,4 or 8 bytes (arrays affect this)
|
|
virtual int widthTotalBytes() const; // (Slow) recurses - Width in bytes rounding up 1,2,4,8,12,...
|
|
virtual bool isFourstate() const { return keyword().isFourstate(); }
|
|
AstBasicDTypeKwd keyword() const { return m.m_keyword; } // Avoid using - use isSomething accessors instead
|
|
bool isBitLogic() const { return keyword().isBitLogic(); }
|
|
bool isDouble() const { return keyword().isDouble(); }
|
|
bool isOpaque() const { return keyword().isOpaque(); }
|
|
bool isString() const { return keyword().isString(); }
|
|
bool isSloppy() const { return keyword().isSloppy(); }
|
|
bool isZeroInit() const { return keyword().isZeroInit(); }
|
|
bool isRanged() const { return rangep() || m.m_nrange.ranged(); }
|
|
const VNumRange& nrange() const { return m.m_nrange; } // Generally the msb/lsb/etc funcs should be used instead
|
|
int msb() const { return (rangep() ? rangep()->msbConst() : m.m_nrange.hi()); }
|
|
int lsb() const { return (rangep() ? rangep()->lsbConst() : m.m_nrange.lo()); }
|
|
int left() const { return littleEndian()?lsb():msb(); } // How to show a declaration
|
|
int right() const { return littleEndian()?msb():lsb(); }
|
|
bool littleEndian() const { return (rangep() ? rangep()->littleEndian() : m.m_nrange.littleEndian()); }
|
|
bool implicit() const { return keyword() == AstBasicDTypeKwd::LOGIC_IMPLICIT; }
|
|
VNumRange declRange() const { return isRanged() ? VNumRange(msb(), lsb(), littleEndian()) : VNumRange(); }
|
|
void cvtRangeConst() { // Convert to smaller representation
|
|
if (rangep() && VN_IS(rangep()->msbp(), Const) && VN_IS(rangep()->lsbp(), Const)) {
|
|
m.m_nrange.init(rangep()->msbConst(), rangep()->lsbConst(),
|
|
rangep()->littleEndian());
|
|
rangep()->unlinkFrBackWithNext()->deleteTree();
|
|
rangep(NULL);
|
|
}
|
|
}
|
|
};
|
|
|
|
class AstConstDType : public AstNodeDType {
|
|
// const data type, ie "const some_dtype var_name [2:0]"
|
|
// ConstDType are removed in V3LinkLValue and become AstVar::isConst.
|
|
// When more generic types are supported AstConstDType will be propagated further.
|
|
private:
|
|
AstNodeDType* m_refDTypep; // Inherit from this base data type
|
|
public:
|
|
AstConstDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl) {
|
|
childDTypep(dtp); // Only for parser
|
|
refDTypep(NULL); // V3Width will resolve
|
|
dtypep(NULL); // V3Width will resolve
|
|
widthFromSub(subDTypep());
|
|
}
|
|
ASTNODE_NODE_FUNCS(ConstDType)
|
|
virtual const char* broken() const { BROKEN_RTN(!((m_refDTypep && !childDTypep() && m_refDTypep->brokeExists())
|
|
|| (!m_refDTypep && childDTypep()))); return NULL; }
|
|
virtual void cloneRelink() { if (m_refDTypep && m_refDTypep->clonep()) {
|
|
m_refDTypep = m_refDTypep->clonep();
|
|
}}
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstConstDType* sp = static_cast<const AstConstDType*>(samep);
|
|
return (m_refDTypep == sp->m_refDTypep); }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
return skipRefp()->similarDType(samep->skipRefp()); }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_refDTypep); } // node's type() included elsewhere
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep ? m_refDTypep : childDTypep(); } // op1 = Range of variable
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return m_refDTypep; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
// METHODS
|
|
virtual AstBasicDType* basicp() const { return subDTypep()->basicp(); } // (Slow) recurse down to find basic data type
|
|
virtual AstNodeDType* skipRefp() const { return subDTypep()->skipRefp(); }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return subDTypep()->skipRefToEnump(); }
|
|
virtual int widthAlignBytes() const { return subDTypep()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return subDTypep()->widthTotalBytes(); }
|
|
};
|
|
|
|
class AstClassRefDType : public AstNodeDType {
|
|
// Reference to a class
|
|
private:
|
|
AstClass* m_classp; // data type pointed to, BELOW the AstTypedef
|
|
AstPackage* m_packagep; // Package hierarchy
|
|
public:
|
|
AstClassRefDType(FileLine* fl, AstClass* classp)
|
|
: ASTGEN_SUPER(fl), m_classp(classp), m_packagep(NULL) {
|
|
dtypep(this);
|
|
}
|
|
ASTNODE_NODE_FUNCS(ClassRefDType)
|
|
// METHODS
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(m_classp && !m_classp->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() {
|
|
if (m_classp && m_classp->clonep()) m_classp = m_classp->clonep();
|
|
}
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstClassRefDType* asamep = static_cast<const AstClassRefDType*>(samep);
|
|
return (m_classp == asamep->m_classp
|
|
&& m_packagep == asamep->m_packagep); }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
return this == samep || same(samep); }
|
|
virtual V3Hash sameHash() const { return V3Hash(V3Hash(m_classp), V3Hash(m_packagep)); }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
virtual void dumpSmall(std::ostream& str) const;
|
|
virtual string name() const { return classp() ? classp()->name() : "<unlinked>"; }
|
|
virtual AstBasicDType* basicp() const { return NULL; }
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return 0; }
|
|
virtual int widthTotalBytes() const { return 0; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return NULL; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) {}
|
|
virtual AstNodeDType* subDTypep() const { return NULL; }
|
|
AstPackage* packagep() const { return m_packagep; }
|
|
void packagep(AstPackage* nodep) { m_packagep = nodep; }
|
|
AstClass* classp() const { return m_classp; }
|
|
void classp(AstClass* nodep) { m_classp = nodep; }
|
|
};
|
|
|
|
class AstIfaceRefDType : public AstNodeDType {
|
|
// Reference to an interface, either for a port, or inside parent cell
|
|
private:
|
|
FileLine* m_modportFileline; // Where modport token was
|
|
string m_cellName; // "" = no cell, such as when connects to 'input' iface
|
|
string m_ifaceName; // Interface name
|
|
string m_modportName; // "" = no modport
|
|
AstIface* m_ifacep; // Pointer to interface; note cellp() should override
|
|
AstCell* m_cellp; // When exact parent cell known; not a guess
|
|
AstModport* m_modportp; // NULL = unlinked or no modport
|
|
public:
|
|
AstIfaceRefDType(FileLine* fl,
|
|
const string& cellName, const string& ifaceName)
|
|
: ASTGEN_SUPER(fl), m_modportFileline(NULL)
|
|
, m_cellName(cellName), m_ifaceName(ifaceName), m_modportName("")
|
|
, m_ifacep(NULL), m_cellp(NULL), m_modportp(NULL) { }
|
|
AstIfaceRefDType(FileLine* fl, FileLine* modportFl,
|
|
const string& cellName, const string& ifaceName, const string& modport)
|
|
: ASTGEN_SUPER(fl), m_modportFileline(modportFl)
|
|
, m_cellName(cellName), m_ifaceName(ifaceName), m_modportName(modport)
|
|
, m_ifacep(NULL), m_cellp(NULL), m_modportp(NULL) { }
|
|
ASTNODE_NODE_FUNCS(IfaceRefDType)
|
|
// METHODS
|
|
virtual const char* broken() const;
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
virtual void dumpSmall(std::ostream& str) const;
|
|
virtual void cloneRelink();
|
|
virtual AstBasicDType* basicp() const { return NULL; }
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual bool similarDType(AstNodeDType* samep) const { return this==samep; }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_cellp); }
|
|
virtual int widthAlignBytes() const { return 1; }
|
|
virtual int widthTotalBytes() const { return 1; }
|
|
FileLine* modportFileline() const { return m_modportFileline; }
|
|
string cellName() const { return m_cellName; }
|
|
void cellName(const string& name) { m_cellName = name; }
|
|
string ifaceName() const { return m_ifaceName; }
|
|
void ifaceName(const string& name) { m_ifaceName = name; }
|
|
string modportName() const { return m_modportName; }
|
|
void modportName(const string& name) { m_modportName = name; }
|
|
AstIface* ifaceViaCellp() const; // Use cellp or ifacep
|
|
AstIface* ifacep() const { return m_ifacep; }
|
|
void ifacep(AstIface* nodep) { m_ifacep = nodep; }
|
|
AstCell* cellp() const { return m_cellp; }
|
|
void cellp(AstCell* nodep) { m_cellp = nodep; }
|
|
AstModport* modportp() const { return m_modportp; }
|
|
void modportp(AstModport* modportp) { m_modportp = modportp; }
|
|
bool isModport() { return !m_modportName.empty(); }
|
|
};
|
|
|
|
class AstQueueDType : public AstNodeDType {
|
|
// Queue array data type, ie "[ $ ]"
|
|
// Children: DTYPE (moved to refDTypep() in V3Width)
|
|
private:
|
|
AstNodeDType* m_refDTypep; // Elements of this type (after widthing)
|
|
public:
|
|
AstQueueDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp, AstNode* boundp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp2p(boundp);
|
|
childDTypep(dtp); // Only for parser
|
|
refDTypep(NULL);
|
|
dtypep(NULL); // V3Width will resolve
|
|
}
|
|
ASTNODE_NODE_FUNCS(QueueDType)
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(!((m_refDTypep && !childDTypep() && m_refDTypep->brokeExists())
|
|
|| (!m_refDTypep && childDTypep())));
|
|
return NULL; }
|
|
virtual void cloneRelink() {
|
|
if (m_refDTypep && m_refDTypep->clonep()) { m_refDTypep = m_refDTypep->clonep(); } }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstQueueDType* asamep = static_cast<const AstQueueDType*>(samep);
|
|
return (subDTypep() == asamep->subDTypep()); }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
const AstQueueDType* asamep = static_cast<const AstQueueDType*>(samep);
|
|
return (subDTypep()->skipRefp()->similarDType(asamep->subDTypep()->skipRefp()));
|
|
}
|
|
virtual void dumpSmall(std::ostream& str) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(m_refDTypep); }
|
|
virtual string prettyDTypeName() const;
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep ? m_refDTypep : childDTypep(); }
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
AstNode* boundp() const { return op2p(); } // op2 = Bound, NULL = none
|
|
void boundp(AstNode* nodep) { setNOp2p(nodep); }
|
|
int boundConst() const { AstConst* constp = VN_CAST(boundp(), Const); return (constp?constp->toSInt() : 0); }
|
|
virtual AstNodeDType* virtRefDTypep() const { return m_refDTypep; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
// METHODS
|
|
virtual AstBasicDType* basicp() const { return NULL; }
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return subDTypep()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return subDTypep()->widthTotalBytes(); }
|
|
};
|
|
|
|
class AstRefDType : public AstNodeDType {
|
|
private:
|
|
AstNodeDType* m_refDTypep; // data type pointed to, BELOW the AstTypedef
|
|
string m_name; // Name of an AstTypedef
|
|
AstPackage* m_packagep; // Package hierarchy
|
|
public:
|
|
AstRefDType(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl), m_refDTypep(NULL), m_name(name), m_packagep(NULL) {}
|
|
AstRefDType(FileLine* fl, AstNodeDType* defp)
|
|
: ASTGEN_SUPER(fl), m_refDTypep(defp), m_packagep(NULL) {
|
|
dtypeFrom(defp->dtypep());
|
|
widthFromSub(subDTypep());
|
|
}
|
|
class FlagTypeOfExpr {}; // type(expr) for parser only
|
|
AstRefDType(FileLine* fl, FlagTypeOfExpr, AstNode* typeofp)
|
|
: ASTGEN_SUPER(fl), m_refDTypep(NULL), m_packagep(NULL) {
|
|
setOp2p(typeofp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(RefDType)
|
|
// METHODS
|
|
virtual const char* broken() const { BROKEN_RTN(m_refDTypep && !m_refDTypep->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() { if (m_refDTypep && m_refDTypep->clonep()) {
|
|
m_refDTypep = m_refDTypep->clonep();
|
|
}}
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstRefDType* asamep = static_cast<const AstRefDType*>(samep);
|
|
return (m_refDTypep == asamep->m_refDTypep
|
|
&& m_name == asamep->m_name
|
|
&& m_packagep == asamep->m_packagep); }
|
|
virtual bool similarDType(AstNodeDType* samep) const {
|
|
return skipRefp()->similarDType(samep->skipRefp()); }
|
|
virtual V3Hash sameHash() const { return V3Hash(V3Hash(m_refDTypep), V3Hash(m_packagep)); }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
virtual string name() const { return m_name; }
|
|
virtual string prettyDTypeName() const {
|
|
return subDTypep() ? subDTypep()->name() : prettyName(); }
|
|
virtual AstBasicDType* basicp() const { return subDTypep() ? subDTypep()->basicp() : NULL; }
|
|
virtual AstNodeDType* skipRefp() const {
|
|
// Skip past both the Ref and the Typedef
|
|
if (defp()) return defp()->skipRefp();
|
|
else { v3fatalSrc("Typedef not linked"); return NULL; }
|
|
}
|
|
virtual AstNodeDType* skipRefToConstp() const {
|
|
if (defp()) return defp()->skipRefToConstp();
|
|
else { v3fatalSrc("Typedef not linked"); return NULL; }
|
|
}
|
|
virtual AstNodeDType* skipRefToEnump() const {
|
|
if (defp()) return defp()->skipRefToEnump();
|
|
else { v3fatalSrc("Typedef not linked"); return NULL; }
|
|
}
|
|
virtual int widthAlignBytes() const { return dtypeSkipRefp()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return dtypeSkipRefp()->widthTotalBytes(); }
|
|
void name(const string& flag) { m_name = flag; }
|
|
AstNodeDType* dtypeSkipRefp() const { return defp()->skipRefp(); } // op1 = Range of variable
|
|
AstNodeDType* defp() const { return m_refDTypep; } // Code backward compatibility name for refDTypep
|
|
AstNodeDType* refDTypep() const { return m_refDTypep; }
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return refDTypep(); }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep; }
|
|
AstPackage* packagep() const { return m_packagep; }
|
|
void packagep(AstPackage* nodep) { m_packagep = nodep; }
|
|
AstNode* typeofp() const { return op2p(); }
|
|
};
|
|
|
|
class AstStructDType : public AstNodeUOrStructDType {
|
|
public:
|
|
// AstNumeric below is mispurposed to indicate if packed or not
|
|
AstStructDType(FileLine* fl, AstNumeric numericUnpack)
|
|
: ASTGEN_SUPER(fl, numericUnpack) {}
|
|
ASTNODE_NODE_FUNCS(StructDType)
|
|
virtual string verilogKwd() const { return "struct"; }
|
|
};
|
|
|
|
class AstUnionDType : public AstNodeUOrStructDType {
|
|
public:
|
|
//UNSUP: bool isTagged;
|
|
// AstNumeric below is mispurposed to indicate if packed or not
|
|
AstUnionDType(FileLine* fl, AstNumeric numericUnpack)
|
|
: ASTGEN_SUPER(fl, numericUnpack) {}
|
|
ASTNODE_NODE_FUNCS(UnionDType)
|
|
virtual string verilogKwd() const { return "union"; }
|
|
};
|
|
|
|
class AstMemberDType : public AstNodeDType {
|
|
// A member of a struct/union
|
|
// PARENT: AstNodeUOrStructDType
|
|
private:
|
|
AstNodeDType* m_refDTypep; // Elements of this type (after widthing)
|
|
string m_name; // Name of variable
|
|
string m_tag; // Holds the string of the verilator tag -- used in XML output.
|
|
int m_lsb; // Within this level's packed struct, the LSB of the first bit of the member
|
|
//UNSUP: int m_randType; // Randomization type (IEEE)
|
|
public:
|
|
AstMemberDType(FileLine* fl, const string& name, VFlagChildDType, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_lsb(-1) {
|
|
childDTypep(dtp); // Only for parser
|
|
dtypep(NULL); // V3Width will resolve
|
|
refDTypep(NULL);
|
|
}
|
|
AstMemberDType(FileLine* fl, const string& name, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_lsb(-1) {
|
|
UASSERT(dtp, "AstMember created with no dtype");
|
|
refDTypep(dtp);
|
|
dtypep(this);
|
|
widthFromSub(subDTypep());
|
|
}
|
|
ASTNODE_NODE_FUNCS(MemberDType)
|
|
virtual string name() const { return m_name; } // * = Var name
|
|
virtual bool hasDType() const { return true; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep ? m_refDTypep : childDTypep(); }
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return m_refDTypep; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
virtual bool similarDType(AstNodeDType* samep) const { return this==samep; }
|
|
//
|
|
// (Slow) recurse down to find basic data type (Note don't need virtual -
|
|
// AstVar isn't a NodeDType)
|
|
virtual AstBasicDType* basicp() const { return subDTypep()->basicp(); }
|
|
// op1 = Range of variable (Note don't need virtual - AstVar isn't a NodeDType)
|
|
AstNodeDType* dtypeSkipRefp() const { return subDTypep()->skipRefp(); }
|
|
virtual AstNodeDType* skipRefp() const { return subDTypep()->skipRefp(); }
|
|
virtual AstNodeDType* skipRefToConstp() const { return subDTypep()->skipRefToConstp(); }
|
|
virtual AstNodeDType* skipRefToEnump() const { return subDTypep()->skipRefToEnump(); }
|
|
// (Slow) recurses - Structure alignment 1,2,4 or 8 bytes (arrays affect this)
|
|
virtual int widthAlignBytes() const { return subDTypep()->widthAlignBytes(); }
|
|
// (Slow) recurses - Width in bytes rounding up 1,2,4,8,12,...
|
|
virtual int widthTotalBytes() const { return subDTypep()->widthTotalBytes(); }
|
|
// METHODS
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual void tag(const string& text) { m_tag = text;}
|
|
virtual string tag() const { return m_tag; }
|
|
int lsb() const { return m_lsb; }
|
|
void lsb(int lsb) { m_lsb = lsb; }
|
|
};
|
|
|
|
class AstVoidDType : public AstNodeDType {
|
|
// For e.g. a function returning void
|
|
public:
|
|
explicit AstVoidDType(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) { dtypep(this); }
|
|
ASTNODE_NODE_FUNCS(VoidDType)
|
|
virtual void dumpSmall(std::ostream& str) const;
|
|
virtual bool hasDType() const { return true; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual AstNodeDType* subDTypep() const { return NULL; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return NULL; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { }
|
|
virtual bool similarDType(AstNodeDType* samep) const { return this==samep; }
|
|
virtual AstBasicDType* basicp() const { return NULL; }
|
|
virtual AstNodeDType* skipRefp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return 1; }
|
|
virtual int widthTotalBytes() const { return 1; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
};
|
|
|
|
class AstEnumItem : public AstNode {
|
|
private:
|
|
string m_name;
|
|
public:
|
|
// Parents: ENUM
|
|
AstEnumItem(FileLine* fl, const string& name, AstNode* rangep, AstNode* initp)
|
|
: ASTGEN_SUPER(fl), m_name(name)
|
|
{ addNOp1p(rangep); addNOp2p(initp); }
|
|
ASTNODE_NODE_FUNCS(EnumItem)
|
|
virtual string name() const { return m_name; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual bool hasDType() const { return true; }
|
|
void name(const string& flag) { m_name = flag; }
|
|
AstRange* rangep() const { return VN_CAST(op1p(), Range); } // op1 = Range for name appending
|
|
void rangep(AstNode* nodep) { addOp1p(nodep); }
|
|
AstNode* valuep() const { return op2p(); } // op2 = Value
|
|
void valuep(AstNode* nodep) { addOp2p(nodep); }
|
|
};
|
|
|
|
class AstEnumItemRef : public AstNodeMath {
|
|
private:
|
|
AstEnumItem* m_itemp; // [AfterLink] Pointer to item
|
|
AstPackage* m_packagep; // Package hierarchy
|
|
public:
|
|
AstEnumItemRef(FileLine* fl, AstEnumItem* itemp, AstPackage* packagep)
|
|
: ASTGEN_SUPER(fl), m_itemp(itemp), m_packagep(packagep) {
|
|
dtypeFrom(m_itemp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(EnumItemRef)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return itemp()->name(); }
|
|
virtual const char* broken() const { BROKEN_RTN(!VN_IS(itemp(), EnumItem)); return NULL; }
|
|
virtual int instrCount() const { return 0; }
|
|
virtual void cloneRelink() { if (m_itemp->clonep()) m_itemp = VN_CAST(m_itemp->clonep(), EnumItem); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstEnumItemRef* sp = static_cast<const AstEnumItemRef*>(samep);
|
|
return itemp() == sp->itemp(); }
|
|
AstEnumItem* itemp() const { return m_itemp; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
AstPackage* packagep() const { return m_packagep; }
|
|
void packagep(AstPackage* nodep) { m_packagep = nodep; }
|
|
};
|
|
|
|
class AstEnumDType : public AstNodeDType {
|
|
// Parents: TYPEDEF/MODULE
|
|
// Children: ENUMVALUEs
|
|
private:
|
|
string m_name; // Name from upper typedef, if any
|
|
AstNodeDType* m_refDTypep; // Elements are of this type after V3Width
|
|
int m_uniqueNum;
|
|
public:
|
|
AstEnumDType(FileLine* fl, VFlagChildDType, AstNodeDType* dtp, AstNode* itemsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
childDTypep(dtp); // Only for parser
|
|
refDTypep(NULL);
|
|
addNOp2p(itemsp);
|
|
dtypep(NULL); // V3Width will resolve
|
|
widthFromSub(subDTypep());
|
|
m_uniqueNum = uniqueNumInc();
|
|
}
|
|
ASTNODE_NODE_FUNCS(EnumDType)
|
|
virtual const char* broken() const { BROKEN_RTN(!((m_refDTypep && !childDTypep() && m_refDTypep->brokeExists())
|
|
|| (!m_refDTypep && childDTypep()))); return NULL; }
|
|
virtual void cloneRelink() { if (m_refDTypep && m_refDTypep->clonep()) {
|
|
m_refDTypep = m_refDTypep->clonep();
|
|
}}
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstEnumDType* sp = static_cast<const AstEnumDType*>(samep);
|
|
return m_uniqueNum == sp->m_uniqueNum; }
|
|
virtual bool similarDType(AstNodeDType* samep) const { return this==samep; }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_uniqueNum); }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Data type
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return m_refDTypep ? m_refDTypep : childDTypep(); } // op1 = Range of variable
|
|
void refDTypep(AstNodeDType* nodep) { m_refDTypep = nodep; }
|
|
virtual AstNodeDType* virtRefDTypep() const { return m_refDTypep; }
|
|
virtual void virtRefDTypep(AstNodeDType* nodep) { refDTypep(nodep); }
|
|
virtual string name() const { return m_name; }
|
|
void name(const string& flag) { m_name = flag; }
|
|
AstEnumItem* itemsp() const { return VN_CAST(op2p(), EnumItem); } // op2 = AstEnumItem's
|
|
void addValuesp(AstNode* nodep) { addOp2p(nodep); }
|
|
// METHODS
|
|
virtual AstBasicDType* basicp() const { return subDTypep()->basicp(); } // (Slow) recurse down to find basic data type
|
|
virtual AstNodeDType* skipRefp() const { return subDTypep()->skipRefp(); }
|
|
virtual AstNodeDType* skipRefToConstp() const { return subDTypep()->skipRefToConstp(); }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return subDTypep()->widthAlignBytes(); }
|
|
virtual int widthTotalBytes() const { return subDTypep()->widthTotalBytes(); }
|
|
};
|
|
|
|
class AstParseTypeDType : public AstNodeDType {
|
|
// Parents: VAR
|
|
// During parsing, this indicates the type of a parameter is a "parameter type"
|
|
// e.g. the data type is a container of any data type
|
|
public:
|
|
explicit AstParseTypeDType(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(ParseTypeDType)
|
|
AstNodeDType* dtypep() const { return NULL; }
|
|
// METHODS
|
|
virtual bool similarDType(AstNodeDType* samep) const { return this==samep; }
|
|
virtual AstBasicDType* basicp() const { return NULL; }
|
|
virtual AstNodeDType* skipRefp() const { return NULL; }
|
|
virtual AstNodeDType* skipRefToConstp() const { return (AstNodeDType*)this; }
|
|
virtual AstNodeDType* skipRefToEnump() const { return (AstNodeDType*)this; }
|
|
virtual int widthAlignBytes() const { return 0; }
|
|
virtual int widthTotalBytes() const { return 0; }
|
|
};
|
|
|
|
//######################################################################
|
|
|
|
class AstArraySel : public AstNodeSel {
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math
|
|
private:
|
|
void init(AstNode* fromp) {
|
|
if (fromp && VN_IS(fromp->dtypep()->skipRefp(), NodeArrayDType)) {
|
|
// Strip off array to find what array references
|
|
dtypeFrom(VN_CAST(fromp->dtypep()->skipRefp(), NodeArrayDType)->subDTypep());
|
|
}
|
|
}
|
|
public:
|
|
AstArraySel(FileLine* fl, AstNode* fromp, AstNode* bitp)
|
|
: ASTGEN_SUPER(fl, fromp, bitp) {
|
|
init(fromp);
|
|
}
|
|
AstArraySel(FileLine* fl, AstNode* fromp, int bit)
|
|
: ASTGEN_SUPER(fl, fromp, new AstConst(fl, bit)) {
|
|
init(fromp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(ArraySel)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstArraySel(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
V3ERROR_NA; /* How can from be a const? */ }
|
|
virtual string emitVerilog() { return "%k(%l%f[%r])"; }
|
|
virtual string emitC() { return "%li%k[%ri]"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool isGateOptimizable() const { return true; } // esp for V3Const::ifSameAssign
|
|
virtual bool isPredictOptimizable() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
// Special operators
|
|
static AstNode* baseFromp(AstNode* nodep); ///< What is the base variable (or const) this dereferences?
|
|
};
|
|
|
|
class AstAssocSel : public AstNodeSel {
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math
|
|
private:
|
|
void init(AstNode* fromp) {
|
|
if (fromp && VN_IS(fromp->dtypep()->skipRefp(), AssocArrayDType)) {
|
|
// Strip off array to find what array references
|
|
dtypeFrom(VN_CAST(fromp->dtypep()->skipRefp(), AssocArrayDType)->subDTypep());
|
|
}
|
|
}
|
|
public:
|
|
AstAssocSel(FileLine* fl, AstNode* fromp, AstNode* bitp)
|
|
: ASTGEN_SUPER(fl, fromp, bitp) {
|
|
init(fromp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(AssocSel)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) {
|
|
return new AstAssocSel(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
V3ERROR_NA; }
|
|
virtual string emitVerilog() { return "%k(%l%f[%r])"; }
|
|
virtual string emitC() { return "%li%k[%ri]"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool isGateOptimizable() const { return true; } // esp for V3Const::ifSameAssign
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
};
|
|
|
|
class AstWordSel : public AstNodeSel {
|
|
// Select a single word from a multi-word wide value
|
|
public:
|
|
AstWordSel(FileLine* fl, AstNode* fromp, AstNode* bitp)
|
|
: ASTGEN_SUPER(fl, fromp, bitp) {
|
|
dtypeSetUInt32(); // Always used on WData arrays so returns edata size
|
|
}
|
|
ASTNODE_NODE_FUNCS(WordSel)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstWordSel(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& from, const V3Number& bit) { V3ERROR_NA; }
|
|
virtual string emitVerilog() { return "%k(%l%f[%r])"; }
|
|
virtual string emitC() { return "%li[%ri]"; } // Not %k, as usually it's a small constant rhsp
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstSelExtract : public AstNodePreSel {
|
|
// Range extraction, gets replaced with AstSel
|
|
public:
|
|
AstSelExtract(FileLine* fl, AstNode* fromp, AstNode* msbp, AstNode* lsbp)
|
|
: ASTGEN_SUPER(fl, fromp, msbp, lsbp) {}
|
|
ASTNODE_NODE_FUNCS(SelExtract)
|
|
AstNode* msbp() const { return rhsp(); }
|
|
AstNode* lsbp() const { return thsp(); }
|
|
};
|
|
|
|
class AstSelBit : public AstNodePreSel {
|
|
// Single bit range extraction, perhaps with non-constant selection or array selection
|
|
// Gets replaced during link with AstArraySel or AstSel
|
|
public:
|
|
AstSelBit(FileLine* fl, AstNode* fromp, AstNode* bitp)
|
|
: ASTGEN_SUPER(fl, fromp, bitp, NULL) {
|
|
UASSERT_OBJ(!v3Global.assertDTypesResolved(), this,
|
|
"not coded to create after dtypes resolved"); }
|
|
ASTNODE_NODE_FUNCS(SelBit)
|
|
AstNode* bitp() const { return rhsp(); }
|
|
};
|
|
|
|
class AstSelPlus : public AstNodePreSel {
|
|
// +: range extraction, perhaps with non-constant selection
|
|
// Gets replaced during link with AstSel
|
|
public:
|
|
AstSelPlus(FileLine* fl, AstNode* fromp, AstNode* bitp, AstNode* widthp)
|
|
: ASTGEN_SUPER(fl, fromp, bitp, widthp) {}
|
|
ASTNODE_NODE_FUNCS(SelPlus)
|
|
AstNode* bitp() const { return rhsp(); }
|
|
AstNode* widthp() const { return thsp(); }
|
|
};
|
|
|
|
class AstSelMinus : public AstNodePreSel {
|
|
// -: range extraction, perhaps with non-constant selection
|
|
// Gets replaced during link with AstSel
|
|
public:
|
|
AstSelMinus(FileLine* fl, AstNode* fromp, AstNode* bitp, AstNode* widthp)
|
|
: ASTGEN_SUPER(fl, fromp, bitp, widthp) {}
|
|
ASTNODE_NODE_FUNCS(SelMinus)
|
|
AstNode* bitp() const { return rhsp(); }
|
|
AstNode* widthp() const { return thsp(); }
|
|
};
|
|
|
|
class AstSel : public AstNodeTriop {
|
|
// Multiple bit range extraction
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math, constant math
|
|
// Tempting to have an lvalue() style method here as LHS selects are quite
|
|
// different, but that doesn't play well with V3Inst and bidirects which don't know direction
|
|
private:
|
|
VNumRange m_declRange; // Range of the 'from' array if isRanged() is set, else invalid
|
|
int m_declElWidth; // If a packed array, the number of bits per element
|
|
public:
|
|
AstSel(FileLine* fl, AstNode* fromp, AstNode* lsbp, AstNode* widthp)
|
|
: ASTGEN_SUPER(fl, fromp, lsbp, widthp) {
|
|
m_declElWidth = 1;
|
|
if (VN_IS(widthp, Const)) {
|
|
dtypeSetLogicSized(VN_CAST(widthp, Const)->toUInt(),
|
|
AstNumeric::UNSIGNED);
|
|
}
|
|
}
|
|
AstSel(FileLine* fl, AstNode* fromp, int lsb, int bitwidth)
|
|
: ASTGEN_SUPER(fl, fromp,
|
|
new AstConst(fl, lsb), new AstConst(fl, bitwidth)) {
|
|
m_declElWidth = 1;
|
|
dtypeSetLogicSized(bitwidth, AstNumeric::UNSIGNED);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Sel)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual void numberOperate(V3Number& out, const V3Number& from, const V3Number& bit, const V3Number& width) {
|
|
out.opSel(from, bit.toUInt()+width.toUInt()-1, bit.toUInt()); }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() {
|
|
return this->widthp()->isOne()
|
|
? "VL_BITSEL_%nq%lq%rq%tq(%nw,%lw,%rw,%tw, %P, %li, %ri)"
|
|
: "VL_SEL_%nq%lq%rq%tq(%nw,%lw,%rw,%tw, %P, %li, %ri, %ti)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool cleanThs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool sizeMattersThs() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode*) const { return true; }
|
|
virtual int instrCount() const { return widthInstrs()*(VN_CAST(lsbp(), Const)?3:10); }
|
|
AstNode* fromp() const { return op1p(); } // op1 = Extracting what (NULL=TBD during parsing)
|
|
AstNode* lsbp() const { return op2p(); } // op2 = Msb selection expression
|
|
AstNode* widthp() const { return op3p(); } // op3 = Width
|
|
int widthConst() const { return VN_CAST(widthp(), Const)->toSInt(); }
|
|
int lsbConst() const { return VN_CAST(lsbp(), Const)->toSInt(); }
|
|
int msbConst() const { return lsbConst()+widthConst()-1; }
|
|
VNumRange& declRange() { return m_declRange; }
|
|
const VNumRange& declRange() const { return m_declRange; }
|
|
void declRange(const VNumRange& flag) { m_declRange = flag; }
|
|
int declElWidth() const { return m_declElWidth; }
|
|
void declElWidth(int flag) { m_declElWidth = flag; }
|
|
};
|
|
|
|
class AstSliceSel : public AstNodeTriop {
|
|
// Multiple array element extraction
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math, constant math
|
|
private:
|
|
VNumRange m_declRange; // Range of the 'from' array if isRanged() is set, else invalid
|
|
public:
|
|
AstSliceSel(FileLine* fl, AstNode* fromp, const VNumRange& declRange)
|
|
: ASTGEN_SUPER(fl, fromp,
|
|
new AstConst(fl, declRange.lo()),
|
|
new AstConst(fl, declRange.elements()))
|
|
, m_declRange(declRange) { }
|
|
ASTNODE_NODE_FUNCS(SliceSel)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual void numberOperate(V3Number& out, const V3Number& from, const V3Number& lo, const V3Number& width) {
|
|
V3ERROR_NA; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); } // Removed before EmitC
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool cleanThs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool sizeMattersThs() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode*) const { return true; }
|
|
virtual int instrCount() const { return 10; } // Removed before matters
|
|
AstNode* fromp() const { return op1p(); } // op1 = Extracting what (NULL=TBD during parsing)
|
|
// For widthConst()/loConst etc, see declRange().elements() and other VNumRange methods
|
|
VNumRange& declRange() { return m_declRange; }
|
|
const VNumRange& declRange() const { return m_declRange; }
|
|
void declRange(const VNumRange& flag) { m_declRange = flag; }
|
|
};
|
|
|
|
class AstMethodCall : public AstNodeFTaskRef {
|
|
// A reference to a member task (or function)
|
|
// PARENTS: stmt/math
|
|
// Not all calls are statments vs math. AstNodeStmt needs isStatement() to deal.
|
|
// Don't need the class we are extracting from, as the "fromp()"'s datatype can get us to it
|
|
public:
|
|
AstMethodCall(FileLine* fl, AstNode* fromp, VFlagChildDType, const string& name,
|
|
AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, false, name, pinsp) {
|
|
setOp2p(fromp);
|
|
dtypep(NULL); // V3Width will resolve
|
|
}
|
|
AstMethodCall(FileLine* fl, AstNode* fromp, const string& name, AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, false, name, pinsp) {
|
|
setOp2p(fromp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(MethodCall)
|
|
virtual const char* broken() const {
|
|
BROKEN_BASE_RTN(AstNodeFTaskRef::broken());
|
|
BROKEN_RTN(!fromp());
|
|
return NULL;
|
|
}
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual bool hasDType() const { return true; }
|
|
void makeStatement() { statement(true); dtypeSetVoid(); }
|
|
AstNode* fromp() const { return op2p(); } // op2 = Extracting what (NULL=TBD during parsing)
|
|
void fromp(AstNode* nodep) { setOp2p(nodep); }
|
|
};
|
|
|
|
class AstCMethodHard : public AstNodeStmt {
|
|
// A reference to a "C" hardcoded member task (or function)
|
|
// PARENTS: stmt/math
|
|
// Not all calls are statments vs math. AstNodeStmt needs isStatement() to deal.
|
|
private:
|
|
string m_name; // Name of method
|
|
bool m_pure; // Pure optimizable
|
|
public:
|
|
AstCMethodHard(FileLine* fl, AstNode* fromp, VFlagChildDType, const string& name,
|
|
AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, false)
|
|
, m_name(name)
|
|
, m_pure(false) {
|
|
setOp1p(fromp);
|
|
dtypep(NULL); // V3Width will resolve
|
|
addNOp2p(pinsp);
|
|
}
|
|
AstCMethodHard(FileLine* fl, AstNode* fromp, const string& name, AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, false)
|
|
, m_name(name)
|
|
, m_pure(false) {
|
|
setOp1p(fromp);
|
|
addNOp2p(pinsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(CMethodHard)
|
|
virtual string name() const { return m_name; } // * = Var name
|
|
virtual bool hasDType() const { return true; }
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_name); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstCMethodHard* asamep = static_cast<const AstCMethodHard*>(samep);
|
|
return (m_name == asamep->m_name); }
|
|
virtual bool isPure() const { return m_pure; }
|
|
void pure(bool flag) { m_pure = flag; }
|
|
void makeStatement() { statement(true); dtypeSetVoid(); }
|
|
AstNode* fromp() const { return op1p(); } // op1 = Extracting what (NULL=TBD during parsing)
|
|
void fromp(AstNode* nodep) { setOp1p(nodep); }
|
|
AstNode* pinsp() const { return op2p(); } // op2 = Pin interconnection list
|
|
void addPinsp(AstNode* nodep) { addOp2p(nodep); }
|
|
};
|
|
|
|
class AstVar : public AstNode {
|
|
// A variable (in/out/wire/reg/param) inside a module
|
|
private:
|
|
string m_name; // Name of variable
|
|
string m_origName; // Original name before dot addition
|
|
string m_tag; // Holds the string of the verilator tag -- used in XML output.
|
|
AstVarType m_varType; // Type of variable
|
|
VDirection m_direction; // Direction input/output etc
|
|
VDirection m_declDirection; // Declared direction input/output etc
|
|
AstBasicDTypeKwd m_declKwd; // Keyword at declaration time
|
|
bool m_ansi:1; // ANSI port list variable (for dedup check)
|
|
bool m_declTyped:1; // Declared as type (for dedup check)
|
|
bool m_tristate:1; // Inout or triwire or trireg
|
|
bool m_primaryIO:1; // In/out to top level (or directly assigned from same)
|
|
bool m_sc:1; // SystemC variable
|
|
bool m_scClocked:1; // SystemC sc_clk<> needed
|
|
bool m_scSensitive:1;// SystemC sensitive() needed
|
|
bool m_sigPublic:1; // User C code accesses this signal or is top signal
|
|
bool m_sigModPublic:1;// User C code accesses this signal and module
|
|
bool m_sigUserRdPublic:1; // User C code accesses this signal, read only
|
|
bool m_sigUserRWPublic:1; // User C code accesses this signal, read-write
|
|
bool m_usedClock:1; // Signal used as a clock
|
|
bool m_usedParam:1; // Parameter is referenced (on link; later signals not setup)
|
|
bool m_usedLoopIdx:1; // Variable subject of for unrolling
|
|
bool m_classMember:1; // Member variable for a class
|
|
bool m_funcLocal:1; // Local variable for a function
|
|
bool m_funcReturn:1; // Return variable for a function
|
|
bool m_attrClockEn:1;// User clock enable attribute
|
|
bool m_attrScBv:1; // User force bit vector attribute
|
|
bool m_attrIsolateAssign:1;// User isolate_assignments attribute
|
|
bool m_attrSFormat:1;// User sformat attribute
|
|
bool m_attrSplitVar:1; // declared with split_var metacomment
|
|
bool m_fileDescr:1; // File descriptor
|
|
bool m_isConst:1; // Table contains constant data
|
|
bool m_isStatic:1; // Static variable
|
|
bool m_isPulldown:1; // Tri0
|
|
bool m_isPullup:1; // Tri1
|
|
bool m_isIfaceParent:1; // dtype is reference to interface present in this module
|
|
bool m_isDpiOpenArray:1; // DPI import open array
|
|
bool m_noReset:1; // Do not do automated reset/randomization
|
|
bool m_noSubst:1; // Do not substitute out references
|
|
bool m_trace:1; // Trace this variable
|
|
VVarAttrClocker m_attrClocker;
|
|
MTaskIdSet m_mtaskIds; // MTaskID's that read or write this var
|
|
|
|
void init() {
|
|
m_ansi = false; m_declTyped = false;
|
|
m_tristate = false; m_primaryIO = false;
|
|
m_sc = false; m_scClocked = false; m_scSensitive = false;
|
|
m_usedClock = false; m_usedParam = false; m_usedLoopIdx = false;
|
|
m_sigPublic = false; m_sigModPublic = false;
|
|
m_sigUserRdPublic = false; m_sigUserRWPublic = false;
|
|
m_classMember = false;
|
|
m_funcLocal = false; m_funcReturn = false;
|
|
m_attrClockEn = false; m_attrScBv = false;
|
|
m_attrIsolateAssign = false; m_attrSFormat = false; m_attrSplitVar = false;
|
|
m_fileDescr = false; m_isConst = false;
|
|
m_isStatic = false; m_isPulldown = false; m_isPullup = false;
|
|
m_isIfaceParent = false; m_isDpiOpenArray = false;
|
|
m_noReset = false; m_noSubst = false; m_trace = false;
|
|
m_attrClocker = VVarAttrClocker::CLOCKER_UNKNOWN;
|
|
}
|
|
public:
|
|
AstVar(FileLine* fl, AstVarType type, const string& name, VFlagChildDType, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_origName(name) {
|
|
init();
|
|
combineType(type);
|
|
childDTypep(dtp); // Only for parser
|
|
dtypep(NULL); // V3Width will resolve
|
|
if (dtp->basicp()) m_declKwd = dtp->basicp()->keyword();
|
|
else m_declKwd = AstBasicDTypeKwd::LOGIC;
|
|
}
|
|
AstVar(FileLine* fl, AstVarType type, const string& name, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_origName(name) {
|
|
init();
|
|
combineType(type);
|
|
UASSERT(dtp, "AstVar created with no dtype");
|
|
dtypep(dtp);
|
|
if (dtp->basicp()) m_declKwd = dtp->basicp()->keyword();
|
|
else m_declKwd = AstBasicDTypeKwd::LOGIC;
|
|
}
|
|
AstVar(FileLine* fl, AstVarType type, const string& name, VFlagLogicPacked, int wantwidth)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_origName(name) {
|
|
init();
|
|
combineType(type);
|
|
dtypeSetLogicSized(wantwidth, AstNumeric::UNSIGNED);
|
|
m_declKwd = AstBasicDTypeKwd::LOGIC;
|
|
}
|
|
AstVar(FileLine* fl, AstVarType type, const string& name, VFlagBitPacked, int wantwidth)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_origName(name) {
|
|
init();
|
|
combineType(type);
|
|
dtypeSetBitSized(wantwidth, AstNumeric::UNSIGNED);
|
|
m_declKwd = AstBasicDTypeKwd::BIT;
|
|
}
|
|
AstVar(FileLine* fl, AstVarType type, const string& name, AstVar* examplep)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_origName(name) {
|
|
init();
|
|
combineType(type);
|
|
if (examplep->childDTypep()) {
|
|
childDTypep(examplep->childDTypep()->cloneTree(true));
|
|
}
|
|
dtypeFrom(examplep);
|
|
m_declKwd = examplep->declKwd();
|
|
}
|
|
ASTNODE_NODE_FUNCS(Var)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return m_name; } // * = Var name
|
|
virtual bool hasDType() const { return true; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual string origName() const { return m_origName; } // * = Original name
|
|
void origName(const string& name) { m_origName = name; }
|
|
AstVarType varType() const { return m_varType; } // * = Type of variable
|
|
void direction(const VDirection& flag) {
|
|
m_direction = flag;
|
|
if (m_direction == VDirection::INOUT) m_tristate = true; }
|
|
VDirection direction() const { return m_direction; }
|
|
bool isIO() const { return m_direction != VDirection::NONE; }
|
|
void declDirection(const VDirection& flag) { m_declDirection = flag; }
|
|
VDirection declDirection() const { return m_declDirection; }
|
|
void varType(AstVarType type) { m_varType = type; }
|
|
void varType2Out() { m_tristate = 0; m_direction = VDirection::OUTPUT; }
|
|
void varType2In() { m_tristate = 0; m_direction = VDirection::INPUT; }
|
|
AstBasicDTypeKwd declKwd() const { return m_declKwd; }
|
|
string scType() const; // Return SysC type: bool, uint32_t, uint64_t, sc_bv
|
|
string cPubArgType(bool named, bool forReturn) const; // Return C /*public*/ type for argument: bool, uint32_t, uint64_t, etc.
|
|
string dpiArgType(bool named, bool forReturn) const; // Return DPI-C type for argument
|
|
// Return Verilator internal type for argument: CData, SData, IData, WData
|
|
string vlArgType(bool named, bool forReturn, bool forFunc, const string& namespc="") const;
|
|
string vlEnumType() const; // Return VerilatorVarType: VLVT_UINT32, etc
|
|
string vlEnumDir() const; // Return VerilatorVarDir: VLVD_INOUT, etc
|
|
string vlPropInit() const; // Return VerilatorVarProps initializer
|
|
void combineType(AstVarType type);
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Range of variable
|
|
AstNodeDType* dtypeSkipRefp() const { return subDTypep()->skipRefp(); }
|
|
// (Slow) recurse down to find basic data type (Note don't need virtual -
|
|
// AstVar isn't a NodeDType)
|
|
AstBasicDType* basicp() const { return subDTypep()->basicp(); }
|
|
AstNode* valuep() const { return op3p(); } // op3 = Initial value that never changes (static const)
|
|
void valuep(AstNode* nodep) { setOp3p(nodep); } // It's valuep, not constp, as may be more complicated than an AstConst
|
|
void addAttrsp(AstNode* nodep) { addNOp4p(nodep); }
|
|
AstNode* attrsp() const { return op4p(); } // op4 = Attributes during early parse
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return dtypep() ? dtypep() : childDTypep(); }
|
|
void ansi(bool flag) { m_ansi = flag; }
|
|
void declTyped(bool flag) { m_declTyped = flag; }
|
|
void attrClockEn(bool flag) { m_attrClockEn = flag; }
|
|
void attrClocker(VVarAttrClocker flag) { m_attrClocker = flag; }
|
|
void attrFileDescr(bool flag) { m_fileDescr = flag; }
|
|
void attrScClocked(bool flag) { m_scClocked = flag; }
|
|
void attrScBv(bool flag) { m_attrScBv = flag; }
|
|
void attrIsolateAssign(bool flag) { m_attrIsolateAssign = flag; }
|
|
void attrSFormat(bool flag) { m_attrSFormat = flag; }
|
|
void attrSplitVar(bool flag) { m_attrSplitVar = flag; }
|
|
void usedClock(bool flag) { m_usedClock = flag; }
|
|
void usedParam(bool flag) { m_usedParam = flag; }
|
|
void usedLoopIdx(bool flag) { m_usedLoopIdx = flag; }
|
|
void sigPublic(bool flag) { m_sigPublic = flag; }
|
|
void sigModPublic(bool flag) { m_sigModPublic = flag; }
|
|
void sigUserRdPublic(bool flag) { m_sigUserRdPublic = flag; if (flag) sigPublic(true); }
|
|
void sigUserRWPublic(bool flag) { m_sigUserRWPublic = flag; if (flag) sigUserRdPublic(true); }
|
|
void sc(bool flag) { m_sc = flag; }
|
|
void scSensitive(bool flag) { m_scSensitive = flag; }
|
|
void primaryIO(bool flag) { m_primaryIO = flag; }
|
|
void isConst(bool flag) { m_isConst = flag; }
|
|
void isStatic(bool flag) { m_isStatic = flag; }
|
|
void isIfaceParent(bool flag) { m_isIfaceParent = flag; }
|
|
void classMember(bool flag) { m_classMember = flag; }
|
|
void funcLocal(bool flag) { m_funcLocal = flag; }
|
|
void funcReturn(bool flag) { m_funcReturn = flag; }
|
|
void isDpiOpenArray(bool flag) { m_isDpiOpenArray = flag; }
|
|
bool isDpiOpenArray() const { return m_isDpiOpenArray; }
|
|
void noReset(bool flag) { m_noReset = flag; }
|
|
bool noReset() const { return m_noReset; }
|
|
void noSubst(bool flag) { m_noSubst = flag; }
|
|
bool noSubst() const { return m_noSubst; }
|
|
void trace(bool flag) { m_trace = flag; }
|
|
// METHODS
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual void tag(const string& text) { m_tag = text;}
|
|
virtual string tag() const { return m_tag; }
|
|
bool isAnsi() const { return m_ansi; }
|
|
bool isDeclTyped() const { return m_declTyped; }
|
|
bool isInoutish() const { return m_direction.isInoutish(); }
|
|
bool isNonOutput() const { return m_direction.isNonOutput(); }
|
|
bool isReadOnly() const { return m_direction.isReadOnly(); }
|
|
bool isWritable() const { return m_direction.isWritable(); }
|
|
bool isTristate() const { return m_tristate; }
|
|
bool isPrimaryIO() const { return m_primaryIO; }
|
|
bool isPrimaryInish() const { return isPrimaryIO() && isNonOutput(); }
|
|
bool isIfaceRef() const { return (varType()==AstVarType::IFACEREF); }
|
|
bool isIfaceParent() const { return m_isIfaceParent; }
|
|
bool isSignal() const { return varType().isSignal(); }
|
|
bool isTemp() const { return varType().isTemp(); }
|
|
bool isToggleCoverable() const {
|
|
return ((isIO() || isSignal())
|
|
&& (isIO() || isBitLogic())
|
|
// Wrapper would otherwise duplicate wrapped module's coverage
|
|
&& !isSc() && !isPrimaryIO() && !isConst()); }
|
|
bool isStatementTemp() const { return (varType()==AstVarType::STMTTEMP); }
|
|
bool isMovableToBlock() const { return (varType()==AstVarType::BLOCKTEMP || isFuncLocal()); }
|
|
bool isXTemp() const { return (varType()==AstVarType::XTEMP); }
|
|
bool isParam() const { return (varType()==AstVarType::LPARAM || varType()==AstVarType::GPARAM); }
|
|
bool isGParam() const { return (varType()==AstVarType::GPARAM); }
|
|
bool isGenVar() const { return (varType()==AstVarType::GENVAR); }
|
|
bool isBitLogic() const { AstBasicDType* bdtypep = basicp(); return bdtypep && bdtypep->isBitLogic(); }
|
|
bool isUsedClock() const { return m_usedClock; }
|
|
bool isUsedParam() const { return m_usedParam; }
|
|
bool isUsedLoopIdx() const { return m_usedLoopIdx; }
|
|
bool isSc() const { return m_sc; }
|
|
bool isScQuad() const;
|
|
bool isScBv() const;
|
|
bool isScUint() const;
|
|
bool isScBigUint() const;
|
|
bool isScSensitive() const { return m_scSensitive; }
|
|
bool isSigPublic() const;
|
|
bool isSigModPublic() const { return m_sigModPublic; }
|
|
bool isSigUserRdPublic() const { return m_sigUserRdPublic; }
|
|
bool isSigUserRWPublic() const { return m_sigUserRWPublic; }
|
|
bool isTrace() const { return m_trace; }
|
|
bool isConst() const { return m_isConst; }
|
|
bool isStatic() const { return m_isStatic; }
|
|
bool isClassMember() const { return m_classMember; }
|
|
bool isFuncLocal() const { return m_funcLocal; }
|
|
bool isFuncReturn() const { return m_funcReturn; }
|
|
bool isPullup() const { return m_isPullup; }
|
|
bool isPulldown() const { return m_isPulldown; }
|
|
bool attrClockEn() const { return m_attrClockEn; }
|
|
bool attrScBv() const { return m_attrScBv; }
|
|
bool attrFileDescr() const { return m_fileDescr; }
|
|
bool attrScClocked() const { return m_scClocked; }
|
|
bool attrSFormat() const { return m_attrSFormat; }
|
|
bool attrSplitVar() const { return m_attrSplitVar; }
|
|
bool attrIsolateAssign() const { return m_attrIsolateAssign; }
|
|
VVarAttrClocker attrClocker() const { return m_attrClocker; }
|
|
virtual string verilogKwd() const;
|
|
void propagateAttrFrom(AstVar* fromp) {
|
|
// This is getting connected to fromp; keep attributes
|
|
// Note the method below too
|
|
if (fromp->attrClockEn()) attrClockEn(true);
|
|
if (fromp->attrFileDescr()) attrFileDescr(true);
|
|
if (fromp->attrIsolateAssign()) attrIsolateAssign(true);
|
|
}
|
|
bool gateMultiInputOptimizable() const {
|
|
// Ok to gate optimize; must return false if propagateAttrFrom would do anything
|
|
return (!attrClockEn() && !isUsedClock());
|
|
}
|
|
void combineType(AstVar* typevarp) {
|
|
// This is same as typevarp (for combining input & reg decls)
|
|
// "this" is the input var. typevarp is the reg var.
|
|
propagateAttrFrom(typevarp);
|
|
combineType(typevarp->varType());
|
|
if (typevarp->isSigPublic()) sigPublic(true);
|
|
if (typevarp->isSigModPublic()) sigModPublic(true);
|
|
if (typevarp->isSigUserRdPublic()) sigUserRdPublic(true);
|
|
if (typevarp->isSigUserRWPublic()) sigUserRWPublic(true);
|
|
if (typevarp->attrScClocked()) attrScClocked(true);
|
|
}
|
|
void inlineAttrReset(const string& name) {
|
|
if (direction()==VDirection::INOUT && varType()==AstVarType::WIRE) {
|
|
m_varType = AstVarType::TRIWIRE;
|
|
}
|
|
m_direction = VDirection::NONE;
|
|
m_name = name;
|
|
}
|
|
static AstVar* scVarRecurse(AstNode* nodep);
|
|
void addProducingMTaskId(int id) { m_mtaskIds.insert(id); }
|
|
void addConsumingMTaskId(int id) { m_mtaskIds.insert(id); }
|
|
const MTaskIdSet& mtaskIds() const { return m_mtaskIds; }
|
|
string mtasksString() const;
|
|
private:
|
|
class VlArgTypeRecursed;
|
|
VlArgTypeRecursed vlArgTypeRecurse(bool forFunc, const AstNodeDType* dtypep,
|
|
bool arrayed) const;
|
|
};
|
|
|
|
class AstDefParam : public AstNode {
|
|
// A defparam assignment
|
|
// Parents: MODULE
|
|
// Children: math
|
|
private:
|
|
string m_name; // Name of variable getting set
|
|
string m_path; // Dotted cellname to set parameter of
|
|
public:
|
|
AstDefParam(FileLine* fl, const string& path, const string& name, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(rhsp);
|
|
m_name = name;
|
|
m_path = path;
|
|
}
|
|
virtual string name() const { return m_name; } // * = Scope name
|
|
ASTNODE_NODE_FUNCS(DefParam)
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode*) const { return true; }
|
|
AstNode* rhsp() const { return op1p(); } // op1 = Assign from
|
|
string path() const { return m_path; }
|
|
};
|
|
|
|
class AstImplicit : public AstNode {
|
|
// Create implicit wires and do nothing else, for gates that are ignored
|
|
// Parents: MODULE
|
|
public:
|
|
AstImplicit(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(exprsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Implicit)
|
|
AstNode* exprsp() const { return op1p(); } // op1 = Assign from
|
|
};
|
|
|
|
class AstScope : public AstNode {
|
|
// A particular usage of a cell
|
|
// Parents: MODULE
|
|
// Children: NODEBLOCK
|
|
private:
|
|
// An AstScope->name() is special: . indicates an uninlined scope, __DOT__ an inlined scope
|
|
string m_name; // Name
|
|
AstScope* m_aboveScopep; // Scope above this one in the hierarchy (NULL if top)
|
|
AstCell* m_aboveCellp; // Cell above this in the hierarchy (NULL if top)
|
|
AstNodeModule* m_modp; // Module scope corresponds to
|
|
public:
|
|
AstScope(FileLine* fl, AstNodeModule* modp, const string& name,
|
|
AstScope* aboveScopep, AstCell* aboveCellp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_aboveScopep(aboveScopep), m_aboveCellp(aboveCellp), m_modp(modp) {}
|
|
ASTNODE_NODE_FUNCS(Scope)
|
|
virtual void cloneRelink();
|
|
virtual const char* broken() const;
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual string name() const { return m_name; } // * = Scope name
|
|
virtual void name(const string& name) { m_name = name; }
|
|
string nameDotless() const;
|
|
string nameVlSym() const { return ((string("vlSymsp->")) + nameDotless()); }
|
|
AstNodeModule* modp() const { return m_modp; }
|
|
void addVarp(AstNode* nodep) { addOp1p(nodep); }
|
|
AstNode* varsp() const { return op1p(); } // op1 = AstVarScope's
|
|
void addActivep(AstNode* nodep) { addOp2p(nodep); }
|
|
AstNode* blocksp() const { return op2p(); } // op2 = Block names
|
|
void addFinalClkp(AstNode* nodep) { addOp3p(nodep); }
|
|
AstNode* finalClksp() const { return op3p(); } // op3 = Final assigns for clock correction
|
|
AstScope* aboveScopep() const { return m_aboveScopep; }
|
|
AstCell* aboveCellp() const { return m_aboveCellp; }
|
|
bool isTop() const { return aboveScopep()==NULL; } // At top of hierarchy
|
|
};
|
|
|
|
class AstTopScope : public AstNode {
|
|
// In the top level netlist, a complete scope tree
|
|
// There may be two of these, when we support "rare" and "usual" splitting
|
|
// Parents: topMODULE
|
|
// Children: SCOPEs
|
|
public:
|
|
AstTopScope(FileLine* fl, AstScope* ascopep)
|
|
: ASTGEN_SUPER(fl)
|
|
{addNOp2p(ascopep);}
|
|
ASTNODE_NODE_FUNCS(TopScope)
|
|
AstNode* stmtsp() const { return op1p(); }
|
|
void addStmtsp(AstNode* nodep) { addOp1p(nodep); }
|
|
AstScope* scopep() const { return VN_CAST(op2p(), Scope); } // op1 = AstVarScope's
|
|
};
|
|
|
|
class AstVarScope : public AstNode {
|
|
// A particular scoped usage of a variable
|
|
// That is, as a module is used under multiple cells, we get a different
|
|
// varscope for each var in the module
|
|
// Parents: MODULE
|
|
// Children: none
|
|
private:
|
|
AstScope* m_scopep; // Scope variable is underneath
|
|
AstVar* m_varp; // [AfterLink] Pointer to variable itself
|
|
bool m_circular:1; // Used in circular ordering dependency, need change detect
|
|
bool m_trace:1; // Tracing is turned on for this scope
|
|
public:
|
|
AstVarScope(FileLine* fl, AstScope* scopep, AstVar* varp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_scopep(scopep), m_varp(varp) {
|
|
m_circular = false;
|
|
m_trace = true;
|
|
dtypeFrom(varp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(VarScope)
|
|
virtual void cloneRelink() { if (m_varp && m_varp->clonep()) {
|
|
m_varp = m_varp->clonep();
|
|
UASSERT(m_scopep->clonep(), "No clone cross link: "<<this);
|
|
m_scopep = m_scopep->clonep();
|
|
}}
|
|
virtual const char* broken() const { BROKEN_RTN(m_varp && !m_varp->brokeExists());
|
|
BROKEN_RTN(m_scopep && !m_scopep->brokeExists()); return NULL; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual string name() const {return scopep()->name()+"->"+varp()->name();} // * = Var name
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual bool hasDType() const { return true; }
|
|
AstVar* varp() const { return m_varp; } // [After Link] Pointer to variable
|
|
AstScope* scopep() const { return m_scopep; } // Pointer to scope it's under
|
|
AstNode* valuep() const { return op1p(); } // op1 = Calculation of value of variable, NULL=complicated
|
|
void valuep(AstNode* valuep) { addOp1p(valuep); }
|
|
bool isCircular() const { return m_circular; }
|
|
void circular(bool flag) { m_circular = flag; }
|
|
bool isTrace() const { return m_trace; }
|
|
void trace(bool flag) { m_trace = flag; }
|
|
};
|
|
|
|
class AstVarRef : public AstNodeVarRef {
|
|
// A reference to a variable (lvalue or rvalue)
|
|
public:
|
|
AstVarRef(FileLine* fl, const string& name, bool lvalue)
|
|
: ASTGEN_SUPER(fl, name, NULL, lvalue) {}
|
|
// This form only allowed post-link because output/wire compression may
|
|
// lead to deletion of AstVar's
|
|
AstVarRef(FileLine* fl, AstVar* varp, bool lvalue)
|
|
: ASTGEN_SUPER(fl, varp->name(), varp, lvalue) {}
|
|
// This form only allowed post-link (see above)
|
|
AstVarRef(FileLine* fl, AstVarScope* varscp, bool lvalue)
|
|
: ASTGEN_SUPER(fl, varscp->varp()->name(), varscp->varp(), lvalue) {
|
|
varScopep(varscp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(VarRef)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(V3Hash(varp()->name()), V3Hash(hiername())); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return same(static_cast<const AstVarRef*>(samep)); }
|
|
inline bool same(const AstVarRef* samep) const {
|
|
if (varScopep()) return (varScopep()==samep->varScopep()
|
|
&& lvalue()==samep->lvalue());
|
|
else return (hiername()==samep->hiername()
|
|
&& varp()->name()==samep->varp()->name()
|
|
&& lvalue()==samep->lvalue()); }
|
|
inline bool sameNoLvalue(AstVarRef* samep) const {
|
|
if (varScopep()) return (varScopep()==samep->varScopep());
|
|
else return (hiername()==samep->hiername()
|
|
&& varp()->name()==samep->varp()->name()); }
|
|
virtual int instrCount() const { return widthInstrs()*(lvalue()?1:instrCountLd()); }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
};
|
|
|
|
class AstVarXRef : public AstNodeVarRef {
|
|
// A VarRef to something in another module before AstScope.
|
|
// Includes pin on a cell, as part of a ASSIGN statement to connect I/Os until AstScope
|
|
private:
|
|
string m_dotted; // Dotted part of scope the name()'ed reference is under or ""
|
|
string m_inlinedDots; // Dotted hierarchy flattened out
|
|
public:
|
|
AstVarXRef(FileLine* fl, const string& name, const string& dotted, bool lvalue)
|
|
: ASTGEN_SUPER(fl, name, NULL, lvalue)
|
|
, m_dotted(dotted) { }
|
|
AstVarXRef(FileLine* fl, AstVar* varp, const string& dotted, bool lvalue)
|
|
: ASTGEN_SUPER(fl, varp->name(), varp, lvalue)
|
|
, m_dotted(dotted) {
|
|
dtypeFrom(varp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(VarXRef)
|
|
virtual void dump(std::ostream& str) const;
|
|
string dotted() const { return m_dotted; }
|
|
void dotted(const string& dotted) { m_dotted = dotted; }
|
|
string prettyDotted() const { return prettyName(dotted()); }
|
|
string inlinedDots() const { return m_inlinedDots; }
|
|
void inlinedDots(const string& flag) { m_inlinedDots = flag; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(V3Hash(varp()), V3Hash(dotted())); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstVarXRef* asamep = static_cast<const AstVarXRef*>(samep);
|
|
return (hiername() == asamep->hiername()
|
|
&& varp() == asamep->varp()
|
|
&& name() == asamep->name()
|
|
&& dotted() == asamep->dotted()); }
|
|
};
|
|
|
|
class AstPin : public AstNode {
|
|
// A pin on a cell
|
|
private:
|
|
int m_pinNum; // Pin number
|
|
string m_name; // Pin name, or "" for number based interconnect
|
|
AstVar* m_modVarp; // Input/output this pin connects to on submodule.
|
|
AstParamTypeDType* m_modPTypep; // Param type this pin connects to on submodule.
|
|
bool m_param; // Pin connects to parameter
|
|
bool m_svImplicit; // Pin is SystemVerilog .name'ed
|
|
public:
|
|
AstPin(FileLine* fl, int pinNum, const string& name, AstNode* exprp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_param(false), m_svImplicit(false) {
|
|
m_pinNum = pinNum;
|
|
m_modVarp = NULL;
|
|
m_modPTypep = NULL;
|
|
setNOp1p(exprp);
|
|
}
|
|
AstPin(FileLine* fl, int pinNum, AstVarRef* varname, AstNode* exprp)
|
|
: ASTGEN_SUPER(fl), m_param(false), m_svImplicit(false) {
|
|
m_name = varname->name();
|
|
m_pinNum = pinNum;
|
|
m_modVarp = NULL;
|
|
m_modPTypep = NULL;
|
|
setNOp1p(exprp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Pin)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(m_modVarp && !m_modVarp->brokeExists());
|
|
BROKEN_RTN(m_modPTypep && !m_modPTypep->brokeExists());
|
|
return NULL; }
|
|
virtual string name() const { return m_name; } // * = Pin name, ""=go by number
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual string prettyOperatorName() const {
|
|
return modVarp() ? ((modVarp()->direction().isAny()
|
|
? modVarp()->direction().prettyName()+" "
|
|
: "")
|
|
+"port connection "+modVarp()->prettyNameQ())
|
|
: "port connection"; }
|
|
bool dotStar() const { return name() == ".*"; } // Fake name for .* connections until linked
|
|
int pinNum() const { return m_pinNum; }
|
|
void exprp(AstNode* nodep) { addOp1p(nodep); }
|
|
AstNode* exprp() const { return op1p(); } // op1 = Expression connected to pin, NULL if unconnected
|
|
AstVar* modVarp() const { return m_modVarp; } // [After Link] Pointer to variable
|
|
void modVarp(AstVar* nodep) { m_modVarp = nodep; }
|
|
AstParamTypeDType* modPTypep() const { return m_modPTypep; } // [After Link] Pointer to variable
|
|
void modPTypep(AstParamTypeDType* nodep) { m_modPTypep = nodep; }
|
|
bool param() const { return m_param; }
|
|
void param(bool flag) { m_param = flag; }
|
|
bool svImplicit() const { return m_svImplicit; }
|
|
void svImplicit(bool flag) { m_svImplicit = flag; }
|
|
};
|
|
|
|
class AstArg : public AstNode {
|
|
// An argument to a function/task
|
|
private:
|
|
string m_name; // Pin name, or "" for number based interconnect
|
|
public:
|
|
AstArg(FileLine* fl, const string& name, AstNode* exprp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name) {
|
|
setNOp1p(exprp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Arg)
|
|
virtual string name() const { return m_name; } // * = Pin name, ""=go by number
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
void exprp(AstNode* nodep) { addOp1p(nodep); }
|
|
AstNode* exprp() const { return op1p(); } // op1 = Expression connected to pin, NULL if unconnected
|
|
bool emptyConnectNoNext() const { return !exprp() && name()=="" && !nextp(); }
|
|
};
|
|
|
|
class AstModule : public AstNodeModule {
|
|
// A module declaration
|
|
public:
|
|
AstModule(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl, name) {}
|
|
ASTNODE_NODE_FUNCS(Module)
|
|
virtual string verilogKwd() const { return "module"; }
|
|
};
|
|
|
|
class AstNotFoundModule : public AstNodeModule {
|
|
// A missing module declaration
|
|
public:
|
|
AstNotFoundModule(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl, name) {}
|
|
ASTNODE_NODE_FUNCS(NotFoundModule)
|
|
virtual string verilogKwd() const { return "/*not-found-*/ module"; }
|
|
};
|
|
|
|
class AstPackage : public AstNodeModule {
|
|
// A package declaration
|
|
public:
|
|
AstPackage(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl, name) {}
|
|
ASTNODE_NODE_FUNCS(Package)
|
|
virtual string verilogKwd() const { return "package"; }
|
|
static string dollarUnitName() { return AstNode::encodeName("$unit"); }
|
|
bool isDollarUnit() const { return name() == dollarUnitName(); }
|
|
};
|
|
|
|
class AstPrimitive : public AstNodeModule {
|
|
// A primitive declaration
|
|
public:
|
|
AstPrimitive(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl, name) {}
|
|
ASTNODE_NODE_FUNCS(Primitive)
|
|
virtual string verilogKwd() const { return "primitive"; }
|
|
};
|
|
|
|
class AstPackageExportStarStar : public AstNode {
|
|
// A package export *::* declaration
|
|
public:
|
|
// cppcheck-suppress noExplicitConstructor
|
|
AstPackageExportStarStar(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(PackageExportStarStar)
|
|
};
|
|
|
|
class AstPackageExport : public AstNode {
|
|
private:
|
|
// A package export declaration
|
|
string m_name;
|
|
AstPackage* m_packagep; // Package hierarchy
|
|
public:
|
|
AstPackageExport(FileLine* fl, AstPackage* packagep, const string& name)
|
|
: ASTGEN_SUPER(fl), m_name(name), m_packagep(packagep) {}
|
|
ASTNODE_NODE_FUNCS(PackageExport)
|
|
virtual const char* broken() const { BROKEN_RTN(!m_packagep || !m_packagep->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() { if (m_packagep && m_packagep->clonep()) m_packagep = m_packagep->clonep(); }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return m_name; }
|
|
AstPackage* packagep() const { return m_packagep; }
|
|
void packagep(AstPackage* nodep) { m_packagep = nodep; }
|
|
};
|
|
|
|
class AstPackageImport : public AstNode {
|
|
private:
|
|
// A package import declaration
|
|
string m_name;
|
|
AstPackage* m_packagep; // Package hierarchy
|
|
public:
|
|
AstPackageImport(FileLine* fl, AstPackage* packagep, const string& name)
|
|
: ASTGEN_SUPER(fl), m_name(name), m_packagep(packagep) {}
|
|
ASTNODE_NODE_FUNCS(PackageImport)
|
|
virtual const char* broken() const { BROKEN_RTN(!m_packagep || !m_packagep->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() { if (m_packagep && m_packagep->clonep()) m_packagep = m_packagep->clonep(); }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return m_name; }
|
|
AstPackage* packagep() const { return m_packagep; }
|
|
void packagep(AstPackage* nodep) { m_packagep = nodep; }
|
|
};
|
|
|
|
class AstIface : public AstNodeModule {
|
|
// A module declaration
|
|
public:
|
|
AstIface(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl, name) { }
|
|
ASTNODE_NODE_FUNCS(Iface)
|
|
};
|
|
|
|
class AstMemberSel : public AstNodeMath {
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math
|
|
private:
|
|
// Don't need the class we are extracting from, as the "fromp()"'s datatype can get us to it
|
|
string m_name;
|
|
AstVar* m_varp; // Post link, variable within class that is target of selection
|
|
public:
|
|
AstMemberSel(FileLine* fl, AstNode* fromp, VFlagChildDType, const string& name)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name)
|
|
, m_varp(NULL) {
|
|
setOp1p(fromp);
|
|
dtypep(NULL); // V3Width will resolve
|
|
}
|
|
AstMemberSel(FileLine* fl, AstNode* fromp, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(dtp->name())
|
|
, m_varp(NULL) {
|
|
setOp1p(fromp);
|
|
dtypep(dtp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(MemberSel)
|
|
virtual void cloneRelink() { if (m_varp && m_varp->clonep()) { m_varp = m_varp->clonep(); } }
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(m_varp && !m_varp->brokeExists()); return NULL; }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return m_name; }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_name); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
V3ERROR_NA; /* How can from be a const? */ }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool same(const AstNode* samep) const { return true; } // dtype comparison does it
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
AstNode* fromp() const { return op1p(); } // op1 = Extracting what (NULL=TBD during parsing)
|
|
void fromp(AstNode* nodep) { setOp1p(nodep); }
|
|
AstVar* varp() const { return m_varp; }
|
|
void varp(AstVar* nodep) { m_varp = nodep; }
|
|
};
|
|
|
|
class AstModportFTaskRef : public AstNode {
|
|
// An import/export referenced under a modport
|
|
// The storage for the function itself is inside the
|
|
// interface/instantiator, thus this is a reference
|
|
// PARENT: AstModport
|
|
private:
|
|
string m_name; // Name of the variable referenced
|
|
bool m_export; // Type of the function (import/export)
|
|
AstNodeFTask* m_ftaskp; // Link to the function
|
|
public:
|
|
AstModportFTaskRef(FileLine* fl, const string& name, bool isExport)
|
|
: ASTGEN_SUPER(fl), m_name(name), m_export(isExport), m_ftaskp(NULL) { }
|
|
ASTNODE_NODE_FUNCS(ModportFTaskRef)
|
|
virtual const char* broken() const { BROKEN_RTN(m_ftaskp && !m_ftaskp->brokeExists()); return NULL; }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return m_name; }
|
|
virtual void cloneRelink() { if (m_ftaskp && m_ftaskp->clonep()) m_ftaskp = m_ftaskp->clonep(); }
|
|
bool isImport() const { return !m_export; }
|
|
bool isExport() const { return m_export; }
|
|
AstNodeFTask* ftaskp() const { return m_ftaskp; } // [After Link] Pointer to variable
|
|
void ftaskp(AstNodeFTask* ftaskp) { m_ftaskp = ftaskp; }
|
|
};
|
|
|
|
class AstModportVarRef : public AstNode {
|
|
// A input/output/etc variable referenced under a modport
|
|
// The storage for the variable itself is inside the interface, thus this is a reference
|
|
// PARENT: AstModport
|
|
private:
|
|
string m_name; // Name of the variable referenced
|
|
VDirection m_direction; // Direction of the variable (in/out)
|
|
AstVar* m_varp; // Link to the actual Var
|
|
public:
|
|
AstModportVarRef(FileLine* fl, const string& name, VDirection::en direction)
|
|
: ASTGEN_SUPER(fl), m_name(name), m_direction(direction), m_varp(NULL) { }
|
|
ASTNODE_NODE_FUNCS(ModportVarRef)
|
|
virtual const char* broken() const { BROKEN_RTN(m_varp && !m_varp->brokeExists()); return NULL; }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual void cloneRelink() { if (m_varp && m_varp->clonep()) m_varp = m_varp->clonep(); }
|
|
virtual string name() const { return m_name; }
|
|
void direction(const VDirection& flag) { m_direction = flag; }
|
|
VDirection direction() const { return m_direction; }
|
|
AstVar* varp() const { return m_varp; } // [After Link] Pointer to variable
|
|
void varp(AstVar* varp) { m_varp = varp; }
|
|
};
|
|
|
|
class AstModport : public AstNode {
|
|
// A modport in an interface
|
|
private:
|
|
string m_name; // Name of the modport
|
|
public:
|
|
AstModport(FileLine* fl, const string& name, AstNode* varsp)
|
|
: ASTGEN_SUPER(fl), m_name(name) {
|
|
addNOp1p(varsp); }
|
|
virtual string name() const { return m_name; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
ASTNODE_NODE_FUNCS(Modport)
|
|
AstNode* varsp() const { return op1p(); } // op1 = List of Vars
|
|
};
|
|
|
|
class AstIntfRef : public AstNode {
|
|
// An interface reference
|
|
private:
|
|
string m_name; // Name of the reference
|
|
public:
|
|
AstIntfRef(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl), m_name(name) { }
|
|
virtual string name() const { return m_name; }
|
|
ASTNODE_NODE_FUNCS(IntfRef)
|
|
};
|
|
|
|
class AstCell : public AstNode {
|
|
// A instantiation cell or interface call (don't know which until link)
|
|
private:
|
|
FileLine* m_modNameFileline; // Where module the cell instances token was
|
|
string m_name; // Cell name
|
|
string m_origName; // Original name before dot addition
|
|
string m_modName; // Module the cell instances
|
|
AstNodeModule* m_modp; // [AfterLink] Pointer to module instanced
|
|
bool m_hasIfaceVar:1; // True if a Var has been created for this cell
|
|
bool m_recursive:1; // Self-recursive module
|
|
bool m_trace:1; // Trace this cell
|
|
public:
|
|
AstCell(FileLine* fl, FileLine* mfl,
|
|
const string& instName, const string& modName,
|
|
AstPin* pinsp, AstPin* paramsp, AstRange* rangep)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_modNameFileline(mfl)
|
|
, m_name(instName), m_origName(instName), m_modName(modName)
|
|
, m_modp(NULL), m_hasIfaceVar(false), m_recursive(false), m_trace(true) {
|
|
addNOp1p(pinsp); addNOp2p(paramsp); setNOp3p(rangep); }
|
|
ASTNODE_NODE_FUNCS(Cell)
|
|
// No cloneRelink, we presume cloneee's want the same module linkages
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual const char* broken() const { BROKEN_RTN(m_modp && !m_modp->brokeExists()); return NULL; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
// ACCESSORS
|
|
virtual string name() const { return m_name; } // * = Cell name
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual string origName() const { return m_origName; } // * = Original name
|
|
void origName(const string& name) { m_origName = name; }
|
|
string modName() const { return m_modName; } // * = Instance name
|
|
void modName(const string& name) { m_modName = name; }
|
|
FileLine* modNameFileline() const { return m_modNameFileline; }
|
|
AstPin* pinsp() const { return VN_CAST(op1p(), Pin); } // op1 = List of cell ports
|
|
AstPin* paramsp() const { return VN_CAST(op2p(), Pin); } // op2 = List of parameter #(##) values
|
|
AstRange* rangep() const { return VN_CAST(op3p(), Range); } // op3 = Range of arrayed instants (NULL=not ranged)
|
|
AstIntfRef* intfRefp() const { return VN_CAST(op4p(), IntfRef); } // op4 = List of interface references
|
|
AstNodeModule* modp() const { return m_modp; } // [AfterLink] = Pointer to module instantiated
|
|
void addPinsp(AstPin* nodep) { addOp1p(nodep); }
|
|
void addParamsp(AstPin* nodep) { addOp2p(nodep); }
|
|
void addIntfRefp(AstIntfRef* nodep) { addOp4p(nodep); }
|
|
void modp(AstNodeModule* nodep) { m_modp = nodep; }
|
|
bool hasIfaceVar() const { return m_hasIfaceVar; }
|
|
void hasIfaceVar(bool flag) { m_hasIfaceVar = flag; }
|
|
void trace(bool flag) { m_trace = flag; }
|
|
bool isTrace() const { return m_trace; }
|
|
void recursive(bool flag) { m_recursive = flag; }
|
|
bool recursive() const { return m_recursive; }
|
|
};
|
|
|
|
class AstCellInline : public AstNode {
|
|
// A instantiation cell that was removed by inlining
|
|
// For communication between V3Inline and V3LinkDot,
|
|
// except for VPI runs where it exists until the end.
|
|
// It is augmented with the scope in V3Scope for VPI.
|
|
// Children: When 2 levels inlined, other CellInline under this
|
|
private:
|
|
string m_name; // Cell name, possibly {a}__DOT__{b}...
|
|
string m_origModName; // Original name of the module, ignoring name() changes, for dot lookup
|
|
AstScope* m_scopep; // The scope that the cell is inlined into
|
|
public:
|
|
AstCellInline(FileLine* fl, const string& name, const string& origModName)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name), m_origModName(origModName), m_scopep(NULL) {}
|
|
ASTNODE_NODE_FUNCS(CellInline)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual const char* broken() const { BROKEN_RTN(m_scopep && !m_scopep->brokeExists()); return NULL; }
|
|
// ACCESSORS
|
|
virtual string name() const { return m_name; } // * = Cell name
|
|
string origModName() const { return m_origModName; } // * = modp()->origName() before inlining
|
|
virtual void name(const string& name) { m_name = name; }
|
|
void scopep(AstScope* scp) { m_scopep = scp; }
|
|
AstScope* scopep() const { return m_scopep; }
|
|
};
|
|
|
|
class AstCellRef : public AstNode {
|
|
// As-of-yet unlinkable reference into a cell
|
|
private:
|
|
string m_name; // Cell name
|
|
public:
|
|
AstCellRef(FileLine* fl,
|
|
const string& name, AstNode* cellp, AstNode* exprp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name) {
|
|
addNOp1p(cellp); addNOp2p(exprp); }
|
|
ASTNODE_NODE_FUNCS(CellRef)
|
|
// ACCESSORS
|
|
virtual string name() const { return m_name; } // * = Array name
|
|
AstNode* cellp() const { return op1p(); } // op1 = Cell
|
|
AstNode* exprp() const { return op2p(); } // op2 = Expression
|
|
};
|
|
|
|
class AstCellArrayRef : public AstNode {
|
|
// As-of-yet unlinkable reference into an array of cells
|
|
private:
|
|
string m_name; // Array name
|
|
public:
|
|
AstCellArrayRef(FileLine* fl,
|
|
const string& name, AstNode* selectExprp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name) {
|
|
addNOp1p(selectExprp); }
|
|
ASTNODE_NODE_FUNCS(CellArrayRef)
|
|
// ACCESSORS
|
|
virtual string name() const { return m_name; } // * = Array name
|
|
AstNode* selp() const { return op1p(); } // op1 = Select expression
|
|
};
|
|
|
|
class AstUnlinkedRef : public AstNode {
|
|
// As-of-yet unlinkable Ref
|
|
private:
|
|
string m_name; // Var name
|
|
public:
|
|
AstUnlinkedRef(FileLine* fl,
|
|
AstNode* refp, const string& name, AstNode* crp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name) {
|
|
addNOp1p(refp); addNOp2p(crp); }
|
|
ASTNODE_NODE_FUNCS(UnlinkedRef)
|
|
// ACCESSORS
|
|
virtual string name() const { return m_name; } // * = Var name
|
|
AstNode* refp() const { return op1p(); } // op1 = VarXRef or AstNodeFTaskRef
|
|
AstNode* cellrefp() const { return op2p(); } // op2 = CellArrayRef or CellRef
|
|
};
|
|
|
|
class AstBind : public AstNode {
|
|
// Parents: MODULE
|
|
// Children: CELL
|
|
private:
|
|
string m_name; // Binding to name
|
|
public:
|
|
AstBind(FileLine* fl, const string& name, AstNode* cellsp)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name) {
|
|
UASSERT_OBJ(VN_IS(cellsp, Cell), cellsp, "Only cells allowed to be bound");
|
|
addNOp1p(cellsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Bind)
|
|
// ACCESSORS
|
|
virtual string name() const { return m_name; } // * = Bind Target name
|
|
virtual void name(const string& name) { m_name = name; }
|
|
AstNode* cellsp() const { return op1p(); } // op1 = cells
|
|
};
|
|
|
|
class AstPort : public AstNode {
|
|
// A port (in/out/inout) on a module
|
|
private:
|
|
int m_pinNum; // Pin number
|
|
string m_name; // Name of pin
|
|
public:
|
|
AstPort(FileLine* fl, int pinnum, const string& name)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_pinNum(pinnum), m_name(name) {}
|
|
ASTNODE_NODE_FUNCS(Port)
|
|
virtual string name() const { return m_name; } // * = Port name
|
|
int pinNum() const { return m_pinNum; } // * = Pin number, for order based instantiation
|
|
AstNode* exprp() const { return op1p(); } // op1 = Expression connected to port
|
|
};
|
|
|
|
//######################################################################
|
|
|
|
class AstParseRef : public AstNode {
|
|
// A reference to a variable, function or task
|
|
// We don't know which at parse time due to bison constraints
|
|
// The link stages will replace this with AstVarRef, or AstTaskRef, etc.
|
|
// Parents: math|stmt
|
|
// Children: TEXT|DOT|SEL*|TASK|FUNC (or expression under sel)
|
|
private:
|
|
VParseRefExp m_expect; // Type we think it should resolve to
|
|
string m_name;
|
|
public:
|
|
AstParseRef(FileLine* fl, VParseRefExp expect, const string& name,
|
|
AstNode* lhsp, AstNodeFTaskRef* ftaskrefp)
|
|
: ASTGEN_SUPER(fl), m_expect(expect), m_name(name) { setNOp1p(lhsp); setNOp2p(ftaskrefp); }
|
|
ASTNODE_NODE_FUNCS(ParseRef)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return m_name; } // * = Var name
|
|
virtual V3Hash sameHash() const { return V3Hash(V3Hash(m_expect), V3Hash(m_name)); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstParseRef* asamep = static_cast<const AstParseRef*>(samep);
|
|
return (expect() == asamep->expect()
|
|
&& m_name == asamep->m_name); }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual void name(const string& name) { m_name = name; }
|
|
VParseRefExp expect() const { return m_expect; }
|
|
void expect(VParseRefExp exp) { m_expect = exp; }
|
|
// op1 = Components
|
|
AstNode* lhsp() const { return op1p(); } // op1 = List of statements
|
|
AstNode* ftaskrefp() const { return op2p(); } // op2 = Function/task reference
|
|
void ftaskrefp(AstNodeFTaskRef* nodep) { setNOp2p(nodep); } // op2 = Function/task reference
|
|
};
|
|
|
|
class AstPackageRef : public AstNode {
|
|
private:
|
|
AstPackage* m_packagep; // Package hierarchy
|
|
public:
|
|
AstPackageRef(FileLine* fl, AstPackage* packagep)
|
|
: ASTGEN_SUPER(fl), m_packagep(packagep) {}
|
|
ASTNODE_NODE_FUNCS(PackageRef)
|
|
// METHODS
|
|
virtual const char* broken() const { BROKEN_RTN(!m_packagep || !m_packagep->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() { if (m_packagep && m_packagep->clonep()) {
|
|
m_packagep = m_packagep->clonep();
|
|
}}
|
|
virtual bool same(const AstNode* samep) const {
|
|
return (m_packagep==static_cast<const AstPackageRef*>(samep)->m_packagep); }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_packagep); }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
AstPackage* packagep() const { return m_packagep; }
|
|
void packagep(AstPackage* nodep) { m_packagep = nodep; }
|
|
};
|
|
|
|
class AstDot : public AstNode {
|
|
// A dot separating paths in an AstVarXRef, AstFuncRef or AstTaskRef
|
|
// These are eliminated in the link stage
|
|
public:
|
|
AstDot(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl) { setOp1p(lhsp); setOp2p(rhsp); }
|
|
ASTNODE_NODE_FUNCS(Dot)
|
|
static AstNode* newIfPkg(FileLine*fl, AstPackage* packagep, AstNode* rhsp) { // For parser, make only if non-null package
|
|
if (!packagep) return rhsp;
|
|
return new AstDot(fl, new AstPackageRef(fl, packagep), rhsp);
|
|
}
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
AstNode* lhsp() const { return op1p(); }
|
|
AstNode* rhsp() const { return op2p(); }
|
|
};
|
|
|
|
class AstUnbounded : public AstNode {
|
|
// A $ in the parser, used for unbounded and queues
|
|
public:
|
|
explicit AstUnbounded(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(Unbounded)
|
|
virtual string emitVerilog() { return "$"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
};
|
|
|
|
//######################################################################
|
|
|
|
class AstTask : public AstNodeFTask {
|
|
// A task inside a module
|
|
public:
|
|
AstTask(FileLine* fl, const string& name, AstNode* stmtp)
|
|
: ASTGEN_SUPER(fl, name, stmtp) {}
|
|
ASTNODE_NODE_FUNCS(Task)
|
|
};
|
|
|
|
class AstFunc : public AstNodeFTask {
|
|
// A function inside a module
|
|
public:
|
|
AstFunc(FileLine* fl, const string& name, AstNode* stmtp, AstNode* fvarsp)
|
|
: ASTGEN_SUPER(fl, name, stmtp) {
|
|
addNOp1p(fvarsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Func)
|
|
virtual bool hasDType() const { return true; }
|
|
};
|
|
|
|
class AstTaskRef : public AstNodeFTaskRef {
|
|
// A reference to a task
|
|
public:
|
|
AstTaskRef(FileLine* fl, AstParseRef* namep, AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, true, namep, pinsp) {
|
|
statement(true);
|
|
}
|
|
AstTaskRef(FileLine* fl, const string& name, AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, true, name, pinsp) {}
|
|
ASTNODE_NODE_FUNCS(TaskRef)
|
|
};
|
|
|
|
class AstFuncRef : public AstNodeFTaskRef {
|
|
// A reference to a function
|
|
public:
|
|
AstFuncRef(FileLine* fl, AstParseRef* namep, AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, false, namep, pinsp) {}
|
|
AstFuncRef(FileLine* fl, const string& name, AstNode* pinsp)
|
|
: ASTGEN_SUPER(fl, false, name, pinsp) {}
|
|
ASTNODE_NODE_FUNCS(FuncRef)
|
|
virtual bool hasDType() const { return true; }
|
|
};
|
|
|
|
class AstDpiExport : public AstNode {
|
|
// We could put an AstNodeFTaskRef instead of the verilog function name,
|
|
// however we're not *calling* it, so that seems somehow wrong.
|
|
// (Probably AstNodeFTaskRef should be renamed AstNodeFTaskCall and have-a AstNodeFTaskRef)
|
|
private:
|
|
string m_name; // Name of function
|
|
string m_cname; // Name of function on c side
|
|
public:
|
|
AstDpiExport(FileLine* fl, const string& vname, const string& cname)
|
|
: ASTGEN_SUPER(fl), m_name(vname), m_cname(cname) { }
|
|
ASTNODE_NODE_FUNCS(DpiExport)
|
|
virtual string name() const { return m_name; }
|
|
virtual void name(const string& name) { m_name = name; }
|
|
string cname() const { return m_cname; }
|
|
void cname(const string& cname) { m_cname = cname; }
|
|
};
|
|
|
|
//######################################################################
|
|
|
|
class AstSenItem : public AstNodeSenItem {
|
|
// Parents: SENTREE
|
|
// Children: (optional) VARREF SENGATE
|
|
private:
|
|
VEdgeType m_edgeType; // Edge type
|
|
public:
|
|
class Combo {}; // for creator type-overload selection
|
|
class Illegal {}; // for creator type-overload selection
|
|
class Initial {}; // for creator type-overload selection
|
|
class Settle {}; // for creator type-overload selection
|
|
class Never {}; // for creator type-overload selection
|
|
AstSenItem(FileLine* fl, VEdgeType edgeType, AstNode* varrefp)
|
|
: ASTGEN_SUPER(fl), m_edgeType(edgeType) {
|
|
setOp1p(varrefp);
|
|
}
|
|
AstSenItem(FileLine* fl, Combo)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_edgeType = VEdgeType::ET_COMBO;
|
|
}
|
|
AstSenItem(FileLine* fl, Illegal)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_edgeType = VEdgeType::ET_ILLEGAL;
|
|
}
|
|
AstSenItem(FileLine* fl, Initial)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_edgeType = VEdgeType::ET_INITIAL;
|
|
}
|
|
AstSenItem(FileLine* fl, Settle)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_edgeType = VEdgeType::ET_SETTLE;
|
|
}
|
|
AstSenItem(FileLine* fl, Never)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_edgeType = VEdgeType::ET_NEVER;
|
|
}
|
|
ASTNODE_NODE_FUNCS(SenItem)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(edgeType()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return edgeType()==static_cast<const AstSenItem*>(samep)->edgeType(); }
|
|
VEdgeType edgeType() const { return m_edgeType; } // * = Posedge/negedge
|
|
void edgeType(VEdgeType type) { m_edgeType = type; editCountInc(); } // * = Posedge/negedge
|
|
AstNode* sensp() const { return op1p(); } // op1 = Signal sensitized
|
|
AstNodeVarRef* varrefp() const { return VN_CAST(op1p(), NodeVarRef); } // op1 = Signal sensitized
|
|
//
|
|
virtual bool isClocked() const { return edgeType().clockedStmt(); }
|
|
virtual bool isCombo() const { return edgeType()==VEdgeType::ET_COMBO; }
|
|
virtual bool isInitial() const { return edgeType()==VEdgeType::ET_INITIAL; }
|
|
virtual bool isIllegal() const { return edgeType()==VEdgeType::ET_ILLEGAL; }
|
|
virtual bool isSettle() const { return edgeType()==VEdgeType::ET_SETTLE; }
|
|
virtual bool isNever() const { return edgeType()==VEdgeType::ET_NEVER; }
|
|
bool hasVar() const { return !(isCombo()||isInitial()||isSettle()||isNever()); }
|
|
};
|
|
|
|
class AstSenGate : public AstNodeSenItem {
|
|
// Parents: SENTREE
|
|
// Children: SENITEM expr
|
|
// AND as applied to a sensitivity list and a gating expression
|
|
// Performing this gating is optional; it may be removed by later optimizations
|
|
public:
|
|
AstSenGate(FileLine* fl, AstSenItem* sensesp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
dtypeSetLogicBool(); addOp1p(sensesp); setOp2p(rhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(SenGate)
|
|
virtual string emitVerilog() { return "(%l) %f&& (%r)"; }
|
|
AstSenItem* sensesp() const { return VN_CAST(op1p(), SenItem); }
|
|
AstNode* rhsp() const { return op2p(); }
|
|
void sensesp(AstSenItem* nodep) { addOp1p(nodep); }
|
|
void rhsp(AstNode* nodep) { setOp2p(nodep); }
|
|
//
|
|
virtual bool isClocked() const { return true; }
|
|
virtual bool isCombo() const { return false; }
|
|
virtual bool isInitial() const { return false; }
|
|
virtual bool isSettle() const { return false; }
|
|
virtual bool isNever() const { return false; }
|
|
};
|
|
|
|
class AstSenTree : public AstNode {
|
|
// A list of senitems
|
|
// Parents: MODULE | SBLOCK
|
|
// Children: SENITEM list
|
|
private:
|
|
bool m_multi; // Created from combo logic by ORing multiple clock domains
|
|
public:
|
|
AstSenTree(FileLine* fl, AstNodeSenItem* sensesp)
|
|
: ASTGEN_SUPER(fl), m_multi(false) {
|
|
addNOp1p(sensesp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(SenTree)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
bool isMulti() const { return m_multi; }
|
|
AstNodeSenItem* sensesp() const { return VN_CAST(op1p(), NodeSenItem); } // op1 = Sensitivity list
|
|
void addSensesp(AstNodeSenItem* nodep) { addOp1p(nodep); }
|
|
void multi(bool flag) { m_multi = true; }
|
|
// METHODS
|
|
bool hasClocked() const; // Includes a clocked statement
|
|
bool hasSettle() const; // Includes a SETTLE SenItem
|
|
bool hasInitial() const; // Includes a INITIAL SenItem
|
|
bool hasCombo() const; // Includes a COMBO SenItem
|
|
};
|
|
|
|
class AstAlways : public AstNode {
|
|
VAlwaysKwd m_keyword;
|
|
public:
|
|
AstAlways(FileLine* fl, VAlwaysKwd keyword, AstSenTree* sensesp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl), m_keyword(keyword) {
|
|
addNOp1p(sensesp); addNOp2p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Always)
|
|
//
|
|
virtual void dump(std::ostream& str) const;
|
|
AstSenTree* sensesp() const { return VN_CAST(op1p(), SenTree); } // op1 = Sensitivity list
|
|
AstNode* bodysp() const { return op2p(); } // op2 = Statements to evaluate
|
|
void addStmtp(AstNode* nodep) { addOp2p(nodep); }
|
|
VAlwaysKwd keyword() const { return m_keyword; }
|
|
// Special accessors
|
|
bool isJustOneBodyStmt() const { return bodysp() && !bodysp()->nextp(); }
|
|
};
|
|
|
|
class AstAlwaysPublic : public AstNodeStmt {
|
|
// "Fake" sensitivity created by /*verilator public_flat_rw @(edgelist)*/
|
|
// Body statements are just AstVarRefs to the public signals
|
|
public:
|
|
AstAlwaysPublic(FileLine* fl, AstSenTree* sensesp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(sensesp); addNOp2p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(AlwaysPublic)
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
//
|
|
AstSenTree* sensesp() const { return VN_CAST(op1p(), SenTree); } // op1 = Sensitivity list
|
|
AstNode* bodysp() const { return op2p(); } // op2 = Statements to evaluate
|
|
void addStmtp(AstNode* nodep) { addOp2p(nodep); }
|
|
// Special accessors
|
|
bool isJustOneBodyStmt() const { return bodysp() && !bodysp()->nextp(); }
|
|
};
|
|
|
|
class AstAlwaysPost : public AstNode {
|
|
// Like always but post assignments for memory assignment IFs
|
|
public:
|
|
AstAlwaysPost(FileLine* fl, AstSenTree* sensesp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(sensesp); addNOp2p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(AlwaysPost)
|
|
//
|
|
AstNode* bodysp() const { return op2p(); } // op2 = Statements to evaluate
|
|
void addBodysp(AstNode* newp) { addOp2p(newp); }
|
|
};
|
|
|
|
class AstAssign : public AstNodeAssign {
|
|
public:
|
|
AstAssign(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {
|
|
dtypeFrom(lhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Assign)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAssign(this->fileline(), lhsp, rhsp); }
|
|
virtual bool brokeLhsMustBeLvalue() const { return true; }
|
|
};
|
|
|
|
class AstAssignAlias : public AstNodeAssign {
|
|
// Like AstAssignW, but a true bidirect interconnection alias
|
|
// If both sides are wires, there's no LHS vs RHS,
|
|
public:
|
|
AstAssignAlias(FileLine* fl, AstVarRef* lhsp, AstVarRef* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(AssignAlias)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { V3ERROR_NA_RETURN(NULL); }
|
|
virtual bool brokeLhsMustBeLvalue() const { return false; }
|
|
};
|
|
|
|
class AstAssignDly : public AstNodeAssign {
|
|
public:
|
|
AstAssignDly(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(AssignDly)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAssignDly(this->fileline(), lhsp, rhsp); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual string verilogKwd() const { return "<="; }
|
|
virtual bool brokeLhsMustBeLvalue() const { return true; }
|
|
};
|
|
|
|
class AstAssignW : public AstNodeAssign {
|
|
// Like assign, but wire/assign's in verilog, the only setting of the specified variable
|
|
public:
|
|
AstAssignW(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { }
|
|
ASTNODE_NODE_FUNCS(AssignW)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAssignW(this->fileline(), lhsp, rhsp); }
|
|
virtual bool brokeLhsMustBeLvalue() const { return true; }
|
|
AstAlways* convertToAlways() {
|
|
AstNode* lhs1p = lhsp()->unlinkFrBack();
|
|
AstNode* rhs1p = rhsp()->unlinkFrBack();
|
|
AstAlways* newp = new AstAlways(fileline(), VAlwaysKwd::ALWAYS, NULL,
|
|
new AstAssign(fileline(), lhs1p, rhs1p));
|
|
replaceWith(newp); // User expected to then deleteTree();
|
|
return newp;
|
|
}
|
|
};
|
|
|
|
class AstAssignVarScope : public AstNodeAssign {
|
|
// Assign two VarScopes to each other
|
|
public:
|
|
AstAssignVarScope(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {
|
|
dtypeFrom(rhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(AssignVarScope)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAssignVarScope(this->fileline(), lhsp, rhsp); }
|
|
virtual bool brokeLhsMustBeLvalue() const { return false; }
|
|
};
|
|
|
|
class AstPull : public AstNode {
|
|
private:
|
|
bool m_direction;
|
|
public:
|
|
AstPull(FileLine* fl, AstNode* lhsp, bool direction)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(lhsp);
|
|
m_direction = direction;
|
|
}
|
|
ASTNODE_NODE_FUNCS(Pull)
|
|
virtual bool same(const AstNode* samep) const {
|
|
return direction()==static_cast<const AstPull*>(samep)->direction(); }
|
|
void lhsp(AstNode* np) { setOp1p(np); }
|
|
AstNode* lhsp() const { return op1p(); } // op1 = Assign to
|
|
uint32_t direction() const { return (uint32_t) m_direction; }
|
|
};
|
|
|
|
class AstAssignPre : public AstNodeAssign {
|
|
// Like Assign, but predelayed assignment requiring special order handling
|
|
public:
|
|
AstAssignPre(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(AssignPre)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAssignPre(this->fileline(), lhsp, rhsp); }
|
|
virtual bool brokeLhsMustBeLvalue() const { return true; }
|
|
};
|
|
|
|
class AstAssignPost : public AstNodeAssign {
|
|
// Like Assign, but predelayed assignment requiring special order handling
|
|
public:
|
|
AstAssignPost(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(AssignPost)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAssignPost(this->fileline(), lhsp, rhsp); }
|
|
virtual bool brokeLhsMustBeLvalue() const { return true; }
|
|
};
|
|
|
|
class AstComment : public AstNodeStmt {
|
|
// Some comment to put into the output stream
|
|
// Parents: {statement list}
|
|
// Children: none
|
|
private:
|
|
bool m_showAt; // Show "at <fileline>"
|
|
string m_name; // Text of comment
|
|
public:
|
|
AstComment(FileLine* fl, const string& name, bool showAt=false)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_showAt(showAt), m_name(name) {}
|
|
ASTNODE_NODE_FUNCS(Comment)
|
|
virtual string name() const { return m_name; } // * = Text
|
|
virtual V3Hash sameHash() const { return V3Hash(); } // Ignore name in comments
|
|
virtual bool same(const AstNode* samep) const { return true; } // Ignore name in comments
|
|
virtual bool showAt() const { return m_showAt; }
|
|
};
|
|
|
|
class AstCond : public AstNodeCond {
|
|
// Conditional ?: statement
|
|
// Parents: MATH
|
|
// Children: MATH
|
|
public:
|
|
AstCond(FileLine* fl, AstNode* condp, AstNode* expr1p, AstNode* expr2p)
|
|
: ASTGEN_SUPER(fl, condp, expr1p, expr2p) {}
|
|
ASTNODE_NODE_FUNCS(Cond)
|
|
virtual AstNode* cloneType(AstNode* condp, AstNode* expr1p, AstNode* expr2p) {
|
|
return new AstCond(this->fileline(), condp, expr1p, expr2p); }
|
|
};
|
|
|
|
class AstCondBound : public AstNodeCond {
|
|
// Conditional ?: statement, specially made for safety checking of array bounds
|
|
// Parents: MATH
|
|
// Children: MATH
|
|
public:
|
|
AstCondBound(FileLine* fl, AstNode* condp, AstNode* expr1p, AstNode* expr2p)
|
|
: ASTGEN_SUPER(fl, condp, expr1p, expr2p) {}
|
|
ASTNODE_NODE_FUNCS(CondBound)
|
|
virtual AstNode* cloneType(AstNode* condp, AstNode* expr1p, AstNode* expr2p) {
|
|
return new AstCondBound(this->fileline(), condp, expr1p, expr2p); }
|
|
};
|
|
|
|
class AstCoverDecl : public AstNodeStmt {
|
|
// Coverage analysis point declaration
|
|
// Parents: {statement list}
|
|
// Children: none
|
|
private:
|
|
AstCoverDecl* m_dataDeclp; // [After V3CoverageJoin] Pointer to duplicate declaration to get data from instead
|
|
string m_page;
|
|
string m_text;
|
|
string m_hier;
|
|
int m_column;
|
|
int m_binNum; // Set by V3EmitCSyms to tell final V3Emit what to increment
|
|
public:
|
|
AstCoverDecl(FileLine* fl, int column, const string& page, const string& comment)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_text = comment; m_page = page; m_column = column;
|
|
m_binNum = 0;
|
|
m_dataDeclp = NULL;
|
|
}
|
|
ASTNODE_NODE_FUNCS(CoverDecl)
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(m_dataDeclp && !m_dataDeclp->brokeExists());
|
|
if (m_dataDeclp && m_dataDeclp->m_dataDeclp) { // Avoid O(n^2) accessing
|
|
v3fatalSrc("dataDeclp should point to real data, not be a list");
|
|
}
|
|
return NULL; }
|
|
virtual void cloneRelink() { if (m_dataDeclp && m_dataDeclp->clonep()) m_dataDeclp = m_dataDeclp->clonep(); }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual int instrCount() const { return 1+2*instrCountLd(); }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
int column() const { return m_column; }
|
|
void binNum(int flag) { m_binNum = flag; }
|
|
int binNum() const { return m_binNum; }
|
|
const string& comment() const { return m_text; } // text to insert in code
|
|
const string& page() const { return m_page; }
|
|
const string& hier() const { return m_hier; }
|
|
void hier(const string& flag) { m_hier = flag; }
|
|
void comment(const string& flag) { m_text = flag; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstCoverDecl* asamep = static_cast<const AstCoverDecl*>(samep);
|
|
return (fileline() == asamep->fileline()
|
|
&& hier() == asamep->hier()
|
|
&& comment() == asamep->comment()
|
|
&& column() == asamep->column()); }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
void dataDeclp(AstCoverDecl* nodep) { m_dataDeclp = nodep; }
|
|
// dataDecl NULL means "use this one", but often you want "this" to
|
|
// indicate to get data from here
|
|
AstCoverDecl* dataDeclNullp() const { return m_dataDeclp; }
|
|
AstCoverDecl* dataDeclThisp() { return dataDeclNullp()?dataDeclNullp():this; }
|
|
};
|
|
|
|
class AstCoverInc : public AstNodeStmt {
|
|
// Coverage analysis point; increment coverage count
|
|
// Parents: {statement list}
|
|
// Children: none
|
|
private:
|
|
AstCoverDecl* m_declp; // [After V3Coverage] Pointer to declaration
|
|
public:
|
|
AstCoverInc(FileLine* fl, AstCoverDecl* declp)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_declp = declp;
|
|
}
|
|
ASTNODE_NODE_FUNCS(CoverInc)
|
|
virtual const char* broken() const { BROKEN_RTN(!declp()->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() { if (m_declp->clonep()) m_declp = m_declp->clonep(); }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual int instrCount() const { return 1+2*instrCountLd(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(declp()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return declp() == static_cast<const AstCoverInc*>(samep)->declp(); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
// but isPure() true
|
|
AstCoverDecl* declp() const { return m_declp; } // Where defined
|
|
};
|
|
|
|
class AstCoverToggle : public AstNodeStmt {
|
|
// Toggle analysis of given signal
|
|
// Parents: MODULE
|
|
// Children: AstCoverInc, orig var, change det var
|
|
public:
|
|
AstCoverToggle(FileLine* fl, AstCoverInc* incp, AstNode* origp, AstNode* changep)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(incp);
|
|
setOp2p(origp);
|
|
setOp3p(changep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(CoverToggle)
|
|
virtual int instrCount() const { return 3+instrCountBranch()+instrCountLd(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return true; }
|
|
virtual bool isOutputter() const { return false; } // Though the AstCoverInc under this is an outputter
|
|
// but isPure() true
|
|
AstCoverInc* incp() const { return VN_CAST(op1p(), CoverInc); }
|
|
void incp(AstCoverInc* nodep) { setOp1p(nodep); }
|
|
AstNode* origp() const { return op2p(); }
|
|
AstNode* changep() const { return op3p(); }
|
|
};
|
|
|
|
class AstGenCase : public AstNodeCase {
|
|
// Generate Case statement
|
|
// Parents: {statement list}
|
|
// exprp Children: MATHs
|
|
// casesp Children: CASEITEMs
|
|
public:
|
|
AstGenCase(FileLine* fl, AstNode* exprp, AstNode* casesp)
|
|
: ASTGEN_SUPER(fl, exprp, casesp) {
|
|
}
|
|
ASTNODE_NODE_FUNCS(GenCase)
|
|
};
|
|
|
|
class AstCase : public AstNodeCase {
|
|
// Case statement
|
|
// Parents: {statement list}
|
|
// exprp Children: MATHs
|
|
// casesp Children: CASEITEMs
|
|
private:
|
|
VCaseType m_casex; // 0=case, 1=casex, 2=casez
|
|
bool m_fullPragma; // Synthesis full_case
|
|
bool m_parallelPragma; // Synthesis parallel_case
|
|
bool m_uniquePragma; // unique case
|
|
bool m_unique0Pragma; // unique0 case
|
|
bool m_priorityPragma; // priority case
|
|
public:
|
|
AstCase(FileLine* fl, VCaseType casex, AstNode* exprp, AstNode* casesp)
|
|
: ASTGEN_SUPER(fl, exprp, casesp) {
|
|
m_casex = casex;
|
|
m_fullPragma = false; m_parallelPragma = false;
|
|
m_uniquePragma = false; m_unique0Pragma = false; m_priorityPragma = false;
|
|
}
|
|
ASTNODE_NODE_FUNCS(Case)
|
|
virtual string verilogKwd() const { return casez()?"casez":casex()?"casex":"case"; }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return m_casex==static_cast<const AstCase*>(samep)->m_casex; }
|
|
bool casex() const { return m_casex==VCaseType::CT_CASEX; }
|
|
bool casez() const { return m_casex==VCaseType::CT_CASEZ; }
|
|
bool caseInside() const { return m_casex==VCaseType::CT_CASEINSIDE; }
|
|
bool caseSimple() const { return m_casex==VCaseType::CT_CASE; }
|
|
void caseInsideSet() { m_casex = VCaseType::CT_CASEINSIDE; }
|
|
bool fullPragma() const { return m_fullPragma; }
|
|
void fullPragma(bool flag) { m_fullPragma = flag; }
|
|
bool parallelPragma() const { return m_parallelPragma; }
|
|
void parallelPragma(bool flag) { m_parallelPragma = flag; }
|
|
bool uniquePragma() const { return m_uniquePragma; }
|
|
void uniquePragma(bool flag) { m_uniquePragma = flag; }
|
|
bool unique0Pragma() const { return m_unique0Pragma; }
|
|
void unique0Pragma(bool flag) { m_unique0Pragma = flag; }
|
|
bool priorityPragma() const { return m_priorityPragma; }
|
|
void priorityPragma(bool flag) { m_priorityPragma = flag; }
|
|
};
|
|
|
|
class AstCaseItem : public AstNode {
|
|
// Single item of a case statement
|
|
// Parents: CASE
|
|
// condsp Children: MATH (Null condition used for default block)
|
|
// bodysp Children: Statements
|
|
private:
|
|
bool m_ignoreOverlap; // Default created by assertions; ignore overlaps
|
|
public:
|
|
AstCaseItem(FileLine* fl, AstNode* condsp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(condsp); addNOp2p(bodysp);
|
|
m_ignoreOverlap = false;
|
|
}
|
|
ASTNODE_NODE_FUNCS(CaseItem)
|
|
virtual int instrCount() const { return widthInstrs()+instrCountBranch(); }
|
|
AstNode* condsp() const { return op1p(); } // op1 = list of possible matching expressions
|
|
AstNode* bodysp() const { return op2p(); } // op2 = what to do
|
|
void condsp(AstNode* nodep) { setOp1p(nodep); }
|
|
void addBodysp(AstNode* newp) { addOp2p(newp); }
|
|
bool isDefault() const { return condsp()==NULL; }
|
|
bool ignoreOverlap() const { return m_ignoreOverlap; }
|
|
void ignoreOverlap(bool flag) { m_ignoreOverlap = flag; }
|
|
};
|
|
|
|
class AstSFormatF : public AstNode {
|
|
// Convert format to string, generally under an AstDisplay or AstSFormat
|
|
// Also used as "real" function for /*verilator sformat*/ functions
|
|
string m_text;
|
|
bool m_hidden; // Under display, etc
|
|
bool m_hasFormat; // Has format code
|
|
char m_missingArgChar; // Format code when argument without format, 'h'/'o'/'b'
|
|
public:
|
|
class NoFormat {};
|
|
AstSFormatF(FileLine* fl, const string& text, bool hidden, AstNode* exprsp,
|
|
char missingArgChar = 'd')
|
|
: ASTGEN_SUPER(fl)
|
|
, m_text(text), m_hidden(hidden), m_hasFormat(true), m_missingArgChar(missingArgChar) {
|
|
dtypeSetString();
|
|
addNOp1p(exprsp); addNOp2p(NULL); }
|
|
AstSFormatF(FileLine* fl, NoFormat, AstNode* exprsp, char missingArgChar = 'd')
|
|
: ASTGEN_SUPER(fl)
|
|
, m_text(""), m_hidden(true), m_hasFormat(false), m_missingArgChar(missingArgChar) {
|
|
dtypeSetString();
|
|
addNOp1p(exprsp); addNOp2p(NULL); }
|
|
ASTNODE_NODE_FUNCS(SFormatF)
|
|
virtual string name() const { return m_text; }
|
|
virtual int instrCount() const { return instrCountPli(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(text()); }
|
|
virtual bool hasDType() const { return true; }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return text()==static_cast<const AstSFormatF*>(samep)->text(); }
|
|
virtual string verilogKwd() const { return "$sformatf"; }
|
|
void addExprsp(AstNode* nodep) { addOp1p(nodep); } // op1 = Expressions to output
|
|
AstNode* exprsp() const { return op1p(); } // op1 = Expressions to output
|
|
string text() const { return m_text; } // * = Text to display
|
|
void text(const string& text) { m_text = text; }
|
|
AstScopeName* scopeNamep() const { return VN_CAST(op2p(), ScopeName); }
|
|
void scopeNamep(AstNode* nodep) { setNOp2p(nodep); }
|
|
bool formatScopeTracking() const { // Track scopeNamep(); Ok if false positive
|
|
return (name().find("%m") != string::npos || name().find("%M") != string::npos); }
|
|
bool hidden() const { return m_hidden; }
|
|
void hasFormat(bool flag) { m_hasFormat = flag; }
|
|
bool hasFormat() const { return m_hasFormat; }
|
|
char missingArgChar() const { return m_missingArgChar; }
|
|
};
|
|
|
|
class AstDisplay : public AstNodeStmt {
|
|
// Parents: stmtlist
|
|
// Children: file which must be a varref
|
|
// Children: SFORMATF to generate print string
|
|
private:
|
|
AstDisplayType m_displayType;
|
|
public:
|
|
AstDisplay(FileLine* fl, AstDisplayType dispType, const string& text, AstNode* filep,
|
|
AstNode* exprsp, char missingArgChar = 'd')
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(new AstSFormatF(fl, text, true, exprsp, missingArgChar));
|
|
setNOp3p(filep);
|
|
m_displayType = dispType;
|
|
}
|
|
AstDisplay(FileLine* fl, AstDisplayType dispType, AstNode* filep, AstNode* exprsp,
|
|
char missingArgChar = 'd')
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(new AstSFormatF(fl, AstSFormatF::NoFormat(), exprsp, missingArgChar));
|
|
setNOp3p(filep);
|
|
m_displayType = dispType;
|
|
}
|
|
ASTNODE_NODE_FUNCS(Display)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual const char* broken() const { BROKEN_RTN(!fmtp()); return NULL; }
|
|
virtual string verilogKwd() const { return (filep() ? string("$f")+string(displayType().ascii())
|
|
: string("$")+string(displayType().ascii())); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: $display makes output
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(displayType()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return displayType()==static_cast<const AstDisplay*>(samep)->displayType(); }
|
|
virtual int instrCount() const { return instrCountPli(); }
|
|
AstDisplayType displayType() const { return m_displayType; }
|
|
void displayType(AstDisplayType type) { m_displayType = type; }
|
|
bool addNewline() const { return displayType().addNewline(); } // * = Add a newline for $display
|
|
void fmtp(AstSFormatF* nodep) { addOp1p(nodep); } // op1 = To-String formatter
|
|
AstSFormatF* fmtp() const { return VN_CAST(op1p(), SFormatF); }
|
|
AstNode* filep() const { return op3p(); }
|
|
void filep(AstNodeVarRef* nodep) { setNOp3p(nodep); }
|
|
};
|
|
|
|
class AstDumpCtl : public AstNodeStmt {
|
|
// $dumpon etc
|
|
// Parents: expr
|
|
// Child: expr based on type of control statement
|
|
VDumpCtlType m_ctlType; // Type of operation
|
|
public:
|
|
AstDumpCtl(FileLine* fl, VDumpCtlType ctlType, AstNode* exprp = NULL)
|
|
: ASTGEN_SUPER(fl), m_ctlType(ctlType) {
|
|
setNOp1p(exprp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(DumpCtl)
|
|
virtual string verilogKwd() const { return ctlType().ascii(); }
|
|
virtual string emitVerilog() { return "%f" + verilogKwd() + "(%l)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
VDumpCtlType ctlType() const { return m_ctlType; }
|
|
AstNode* exprp() const { return op1p(); } // op2 = Expressions to output
|
|
void exprp(AstNode* nodep) { setOp1p(nodep); }
|
|
};
|
|
|
|
class AstElabDisplay : public AstNode {
|
|
// Parents: stmtlist
|
|
// Children: SFORMATF to generate print string
|
|
private:
|
|
AstDisplayType m_displayType;
|
|
public:
|
|
AstElabDisplay(FileLine* fl, AstDisplayType dispType, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(new AstSFormatF(fl, AstSFormatF::NoFormat(), exprsp));
|
|
m_displayType = dispType;
|
|
}
|
|
ASTNODE_NODE_FUNCS(ElabDisplay)
|
|
virtual const char* broken() const { BROKEN_RTN(!fmtp()); return NULL; }
|
|
virtual string verilogKwd() const { return (string("$")+string(displayType().ascii())); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: $display makes output
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(displayType()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return displayType()==static_cast<const AstElabDisplay*>(samep)->displayType(); }
|
|
virtual int instrCount() const { return instrCountPli(); }
|
|
AstDisplayType displayType() const { return m_displayType; }
|
|
void displayType(AstDisplayType type) { m_displayType = type; }
|
|
void fmtp(AstSFormatF* nodep) { addOp1p(nodep); } // op1 = To-String formatter
|
|
AstSFormatF* fmtp() const { return VN_CAST(op1p(), SFormatF); }
|
|
};
|
|
|
|
class AstSFormat : public AstNodeStmt {
|
|
// Parents: statement container
|
|
// Children: string to load
|
|
// Children: SFORMATF to generate print string
|
|
public:
|
|
AstSFormat(FileLine* fl, AstNode* lhsp, const string& text, AstNode* exprsp,
|
|
char missingArgChar = 'd')
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(new AstSFormatF(fl, text, true, exprsp, missingArgChar));
|
|
setOp3p(lhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(SFormat)
|
|
virtual const char* broken() const { BROKEN_RTN(!fmtp()); return NULL; }
|
|
virtual string verilogKwd() const { return "$sformat"; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return true; }
|
|
virtual bool isPure() const { return true; }
|
|
virtual bool isOutputter() const { return false; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual int instrCount() const { return instrCountPli(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
void fmtp(AstSFormatF* nodep) { addOp1p(nodep); } // op1 = To-String formatter
|
|
AstSFormatF* fmtp() const { return VN_CAST(op1p(), SFormatF); }
|
|
AstNode* lhsp() const { return op3p(); }
|
|
void lhsp(AstNode* nodep) { setOp3p(nodep); }
|
|
};
|
|
|
|
class AstSysFuncAsTask : public AstNodeStmt {
|
|
// Call what is normally a system function (with a return) in a non-return context
|
|
// Parents: stmtlist
|
|
// Children: a system function
|
|
public:
|
|
AstSysFuncAsTask(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) { addNOp1p(exprsp); }
|
|
ASTNODE_NODE_FUNCS(SysFuncAsTask)
|
|
virtual string verilogKwd() const { return ""; }
|
|
virtual bool isGateOptimizable() const { return true; }
|
|
virtual bool isPredictOptimizable() const { return true; }
|
|
virtual bool isPure() const { return true; }
|
|
virtual bool isOutputter() const { return false; }
|
|
virtual int instrCount() const { return 0; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* lhsp() const { return op1p(); } // op1 = Expressions to eval
|
|
void lhsp(AstNode* nodep) { addOp1p(nodep); } // op1 = Expressions to eval
|
|
};
|
|
|
|
class AstSysIgnore : public AstNodeStmt {
|
|
// Parents: stmtlist
|
|
// Children: varrefs or exprs
|
|
public:
|
|
AstSysIgnore(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) { addNOp1p(exprsp); }
|
|
ASTNODE_NODE_FUNCS(SysIgnore)
|
|
virtual string verilogKwd() const { return "$ignored"; }
|
|
virtual bool isGateOptimizable() const { return false; } // Though deleted before opt
|
|
virtual bool isPredictOptimizable() const { return false; } // Though deleted before opt
|
|
virtual bool isPure() const { return false; } // Though deleted before opt
|
|
virtual bool isOutputter() const { return true; } // Though deleted before opt
|
|
virtual int instrCount() const { return instrCountPli(); }
|
|
AstNode* exprsp() const { return op1p(); } // op1 = Expressions to output
|
|
void exprsp(AstNode* nodep) { addOp1p(nodep); } // op1 = Expressions to output
|
|
};
|
|
|
|
class AstFClose : public AstNodeStmt {
|
|
// Parents: stmtlist
|
|
// Children: file which must be a varref
|
|
public:
|
|
AstFClose(FileLine* fl, AstNode* filep)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp2p(filep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FClose)
|
|
virtual string verilogKwd() const { return "$fclose"; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* filep() const { return op2p(); }
|
|
void filep(AstNodeVarRef* nodep) { setNOp2p(nodep); }
|
|
};
|
|
|
|
class AstFOpen : public AstNodeStmt {
|
|
// Although a system function in IEEE, here a statement which sets the file pointer (MCD)
|
|
public:
|
|
AstFOpen(FileLine* fl, AstNode* filep, AstNode* filenamep, AstNode* modep)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(filep);
|
|
setOp2p(filenamep);
|
|
setOp3p(modep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FOpen)
|
|
virtual string verilogKwd() const { return "$fopen"; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* filep() const { return op1p(); }
|
|
AstNode* filenamep() const { return op2p(); }
|
|
AstNode* modep() const { return op3p(); }
|
|
};
|
|
|
|
class AstFFlush : public AstNodeStmt {
|
|
// Parents: stmtlist
|
|
// Children: file which must be a varref
|
|
public:
|
|
AstFFlush(FileLine* fl, AstNode* filep)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp2p(filep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FFlush)
|
|
virtual string verilogKwd() const { return "$fflush"; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* filep() const { return op2p(); }
|
|
void filep(AstNodeVarRef* nodep) { setNOp2p(nodep); }
|
|
};
|
|
|
|
class AstFRead : public AstNodeMath {
|
|
// Parents: expr
|
|
// Children: varrefs to load
|
|
// Children: file which must be a varref
|
|
// Children: low index
|
|
// Children: count
|
|
public:
|
|
AstFRead(FileLine* fl, AstNode* memp, AstNode* filep,
|
|
AstNode* startp, AstNode* countp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(memp);
|
|
setOp2p(filep);
|
|
setNOp3p(startp);
|
|
setNOp4p(countp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FRead)
|
|
virtual string verilogKwd() const { return "$fread"; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: makes output
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* memp() const { return op1p(); }
|
|
void memp(AstNode* nodep) { setOp1p(nodep); }
|
|
AstNode* filep() const { return op2p(); }
|
|
void filep(AstNode* nodep) { setOp2p(nodep); }
|
|
AstNode* startp() const { return op3p(); }
|
|
void startp(AstNode* nodep) { setNOp3p(nodep); }
|
|
AstNode* countp() const { return op4p(); }
|
|
void countp(AstNode* nodep) { setNOp4p(nodep); }
|
|
};
|
|
|
|
class AstFRewind : public AstNodeMath {
|
|
// Parents: stmtlist
|
|
// Children: file which must be a varref
|
|
public:
|
|
AstFRewind(FileLine* fl, AstNode* filep)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp2p(filep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FRewind)
|
|
virtual string verilogKwd() const { return "$frewind"; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* filep() const { return op2p(); }
|
|
void filep(AstNodeVarRef* nodep) { setNOp2p(nodep); }
|
|
};
|
|
|
|
class AstFTell : public AstNodeMath {
|
|
// Parents: stmtlist
|
|
// Children: file which must be a varref
|
|
public:
|
|
AstFTell(FileLine* fl, AstNode* filep)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp2p(filep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FTell)
|
|
virtual string verilogKwd() const { return "$ftell"; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* filep() const { return op2p(); }
|
|
void filep(AstNodeVarRef* nodep) { setNOp2p(nodep); }
|
|
};
|
|
|
|
class AstFSeek : public AstNodeMath {
|
|
// Parents: expr
|
|
// Children: file which must be a varref
|
|
// Children: offset
|
|
// Children: operation
|
|
public:
|
|
AstFSeek(FileLine* fl, AstNode* filep,
|
|
AstNode* offset, AstNode* operation)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp2p(filep);
|
|
setNOp3p(offset);
|
|
setNOp4p(operation);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FSeek)
|
|
virtual string verilogKwd() const { return "$fseek"; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: makes output
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* filep() const { return op2p(); }
|
|
void filep(AstNode* nodep) { setOp2p(nodep); }
|
|
AstNode* offset() const { return op3p(); }
|
|
void offset(AstNode* nodep) { setNOp3p(nodep); }
|
|
AstNode* operation() const { return op4p(); }
|
|
void operation(AstNode* nodep) { setNOp4p(nodep); }
|
|
};
|
|
|
|
class AstFScanF : public AstNodeMath {
|
|
// Parents: expr
|
|
// Children: file which must be a varref
|
|
// Children: varrefs to load
|
|
private:
|
|
string m_text;
|
|
public:
|
|
AstFScanF(FileLine* fl, const string& text, AstNode* filep, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl), m_text(text) {
|
|
addNOp1p(exprsp);
|
|
setNOp2p(filep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FScanF)
|
|
virtual string name() const { return m_text; }
|
|
virtual string verilogKwd() const { return "$fscanf"; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: makes output
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(text()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return text()==static_cast<const AstFScanF*>(samep)->text(); }
|
|
AstNode* exprsp() const { return op1p(); } // op1 = Expressions to output
|
|
void exprsp(AstNode* nodep) { addOp1p(nodep); } // op1 = Expressions to output
|
|
string text() const { return m_text; } // * = Text to display
|
|
void text(const string& text) { m_text = text; }
|
|
AstNode* filep() const { return op2p(); }
|
|
void filep(AstNodeVarRef* nodep) { setNOp2p(nodep); }
|
|
};
|
|
|
|
class AstSScanF : public AstNodeMath {
|
|
// Parents: expr
|
|
// Children: file which must be a varref
|
|
// Children: varrefs to load
|
|
private:
|
|
string m_text;
|
|
public:
|
|
AstSScanF(FileLine* fl, const string& text, AstNode* fromp, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl), m_text(text) {
|
|
addNOp1p(exprsp);
|
|
setOp2p(fromp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(SScanF)
|
|
virtual string name() const { return m_text; }
|
|
virtual string verilogKwd() const { return "$sscanf"; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: makes output
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(text()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return text()==static_cast<const AstSScanF*>(samep)->text(); }
|
|
AstNode* exprsp() const { return op1p(); } // op1 = Expressions to output
|
|
void exprsp(AstNode* nodep) { addOp1p(nodep); } // op1 = Expressions to output
|
|
string text() const { return m_text; } // * = Text to display
|
|
void text(const string& text) { m_text = text; }
|
|
AstNode* fromp() const { return op2p(); }
|
|
void fromp(AstNode* nodep) { setOp2p(nodep); }
|
|
};
|
|
|
|
class AstNodeReadWriteMem : public AstNodeStmt {
|
|
private:
|
|
bool m_isHex; // readmemh, not readmemb
|
|
public:
|
|
AstNodeReadWriteMem(AstType t, FileLine* fl, bool hex,
|
|
AstNode* filenamep, AstNode* memp,
|
|
AstNode* lsbp, AstNode* msbp)
|
|
: AstNodeStmt(t, fl), m_isHex(hex) {
|
|
setOp1p(filenamep); setOp2p(memp); setNOp3p(lsbp); setNOp4p(msbp);
|
|
}
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return isHex()==static_cast<const AstNodeReadWriteMem*>(samep)->isHex();
|
|
}
|
|
bool isHex() const { return m_isHex; }
|
|
AstNode* filenamep() const { return op1p(); }
|
|
AstNode* memp() const { return op2p(); }
|
|
AstNode* lsbp() const { return op3p(); }
|
|
AstNode* msbp() const { return op4p(); }
|
|
virtual const char* cFuncPrefixp() const = 0;
|
|
};
|
|
|
|
class AstReadMem : public AstNodeReadWriteMem {
|
|
public:
|
|
AstReadMem(FileLine* fl, bool hex, AstNode* filenamep, AstNode* memp, AstNode* lsbp,
|
|
AstNode* msbp)
|
|
: ASTGEN_SUPER(fl, hex, filenamep, memp, lsbp, msbp) {}
|
|
ASTNODE_NODE_FUNCS(ReadMem);
|
|
virtual string verilogKwd() const { return (isHex() ? "$readmemh" : "$readmemb"); }
|
|
virtual const char* cFuncPrefixp() const { return "VL_READMEM_"; }
|
|
};
|
|
|
|
class AstWriteMem : public AstNodeReadWriteMem {
|
|
public:
|
|
AstWriteMem(FileLine* fl,
|
|
AstNode* filenamep, AstNode* memp, AstNode* lsbp, AstNode* msbp)
|
|
: ASTGEN_SUPER(fl, true, filenamep, memp, lsbp, msbp) { }
|
|
ASTNODE_NODE_FUNCS(WriteMem)
|
|
virtual string verilogKwd() const { return (isHex()?"$writememh":"$writememb"); }
|
|
virtual const char* cFuncPrefixp() const { return "VL_WRITEMEM_"; }
|
|
};
|
|
|
|
class AstSystemT : public AstNodeStmt {
|
|
// $system used as task
|
|
public:
|
|
AstSystemT(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(lhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(SystemT)
|
|
virtual string verilogKwd() const { return "$system"; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* lhsp() const { return op1p(); }
|
|
};
|
|
|
|
class AstSystemF : public AstNodeMath {
|
|
// $system used as function
|
|
public:
|
|
AstSystemF(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(lhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(SystemF)
|
|
virtual string verilogKwd() const { return "$system"; }
|
|
virtual string emitVerilog() { return verilogKwd(); }
|
|
virtual string emitC() { return "VL_SYSTEM_%nq(%lw, %P)"; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* lhsp() const { return op1p(); }
|
|
};
|
|
|
|
class AstValuePlusArgs : public AstNodeMath {
|
|
// Parents: expr
|
|
// Child: variable to set. If NULL then this is a $test$plusargs instead of $value$plusargs
|
|
public:
|
|
AstValuePlusArgs(FileLine* fl, AstNode* searchp, AstNode* outp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(searchp); setOp2p(outp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(ValuePlusArgs)
|
|
virtual string verilogKwd() const { return "$value$plusargs"; }
|
|
virtual string emitVerilog() { return "%f$value$plusargs(%l, %k%r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstNode* searchp() const { return op1p(); } // op1 = Search expression
|
|
void searchp(AstNode* nodep) { setOp1p(nodep); }
|
|
AstNode* outp() const { return op2p(); } // op2 = Expressions to output
|
|
void outp(AstNode* nodep) { setOp2p(nodep); }
|
|
};
|
|
|
|
class AstTestPlusArgs : public AstNodeMath {
|
|
// Parents: expr
|
|
// Child: variable to set. If NULL then this is a $test$plusargs instead of $value$plusargs
|
|
private:
|
|
string m_text;
|
|
public:
|
|
AstTestPlusArgs(FileLine* fl, const string& text)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_text(text) {}
|
|
ASTNODE_NODE_FUNCS(TestPlusArgs)
|
|
virtual string name() const { return m_text; }
|
|
virtual string verilogKwd() const { return "$test$plusargs"; }
|
|
virtual string emitVerilog() { return verilogKwd(); }
|
|
virtual string emitC() { return "VL_VALUEPLUSARGS_%nq(%lw, %P, NULL)"; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(text()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return text() == static_cast<const AstTestPlusArgs*>(samep)->text(); }
|
|
string text() const { return m_text; } // * = Text to display
|
|
void text(const string& text) { m_text = text; }
|
|
};
|
|
|
|
class AstGenFor : public AstNodeFor {
|
|
public:
|
|
AstGenFor(FileLine* fl, AstNode* initsp, AstNode* condp, AstNode* incsp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl, initsp, condp, incsp, bodysp) {}
|
|
ASTNODE_NODE_FUNCS(GenFor)
|
|
};
|
|
|
|
class AstForeach : public AstNodeStmt {
|
|
public:
|
|
AstForeach(FileLine* fl, AstNode* arrayp, AstNode* varsp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(arrayp); addNOp2p(varsp); addNOp4p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Foreach)
|
|
AstNode* arrayp() const { return op1p(); } // op1 = array
|
|
AstNode* varsp() const { return op2p(); } // op2 = variable index list
|
|
AstNode* bodysp() const { return op4p(); } // op4 = body of loop
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual int instrCount() const { return instrCountBranch(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstRepeat : public AstNodeStmt {
|
|
public:
|
|
AstRepeat(FileLine* fl, AstNode* countp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp2p(countp); addNOp3p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Repeat)
|
|
AstNode* countp() const { return op2p(); } // op2 = condition to continue
|
|
AstNode* bodysp() const { return op3p(); } // op3 = body of loop
|
|
virtual bool isGateOptimizable() const { return false; } // Not relevant - converted to FOR
|
|
virtual int instrCount() const { return instrCountBranch(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstWhile : public AstNodeStmt {
|
|
public:
|
|
AstWhile(FileLine* fl, AstNode* condp, AstNode* bodysp, AstNode* incsp=NULL)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp2p(condp); addNOp3p(bodysp); addNOp4p(incsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(While)
|
|
AstNode* precondsp() const { return op1p(); } // op1 = prepare statements for condition (exec every loop)
|
|
AstNode* condp() const { return op2p(); } // op2 = condition to continue
|
|
AstNode* bodysp() const { return op3p(); } // op3 = body of loop
|
|
AstNode* incsp() const { return op4p(); } // op4 = increment (if from a FOR loop)
|
|
void addPrecondsp(AstNode* newp) { addOp1p(newp); }
|
|
void addBodysp(AstNode* newp) { addOp3p(newp); }
|
|
void addIncsp(AstNode* newp) { addOp4p(newp); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual int instrCount() const { return instrCountBranch(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
virtual void addBeforeStmt(AstNode* newp, AstNode* belowp); // Stop statement searchback here
|
|
virtual void addNextStmt(AstNode* newp, AstNode* belowp); // Stop statement searchback here
|
|
};
|
|
|
|
class AstBreak : public AstNodeStmt {
|
|
public:
|
|
explicit AstBreak(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(Break)
|
|
virtual string verilogKwd() const { return "break"; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool isBrancher() const { return true; } // SPECIAL: We don't process code after breaks
|
|
};
|
|
|
|
class AstContinue : public AstNodeStmt {
|
|
public:
|
|
explicit AstContinue(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(Continue)
|
|
virtual string verilogKwd() const { return "continue"; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool isBrancher() const { return true; } // SPECIAL: We don't process code after breaks
|
|
};
|
|
|
|
class AstDisable : public AstNodeStmt {
|
|
private:
|
|
string m_name; // Name of block
|
|
public:
|
|
AstDisable(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl), m_name(name) {}
|
|
ASTNODE_NODE_FUNCS(Disable)
|
|
virtual string name() const { return m_name; } // * = Block name
|
|
void name(const string& flag) { m_name = flag; }
|
|
virtual bool isBrancher() const { return true; } // SPECIAL: We don't process code after breaks
|
|
};
|
|
|
|
class AstReturn : public AstNodeStmt {
|
|
public:
|
|
explicit AstReturn(FileLine* fl, AstNode* lhsp = NULL)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp1p(lhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Return)
|
|
virtual string verilogKwd() const { return "return"; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
AstNode* lhsp() const { return op1p(); }
|
|
virtual bool isBrancher() const { return true; } // SPECIAL: We don't process code after breaks
|
|
};
|
|
|
|
class AstGenIf : public AstNodeIf {
|
|
public:
|
|
AstGenIf(FileLine* fl, AstNode* condp, AstNode* ifsp, AstNode* elsesp)
|
|
: ASTGEN_SUPER(fl, condp, ifsp, elsesp) {}
|
|
ASTNODE_NODE_FUNCS(GenIf)
|
|
};
|
|
|
|
class AstIf : public AstNodeIf {
|
|
private:
|
|
bool m_uniquePragma; // unique case
|
|
bool m_unique0Pragma; // unique0 case
|
|
bool m_priorityPragma; // priority case
|
|
public:
|
|
AstIf(FileLine* fl, AstNode* condp, AstNode* ifsp, AstNode* elsesp=NULL)
|
|
: ASTGEN_SUPER(fl, condp, ifsp, elsesp) {
|
|
m_uniquePragma = false; m_unique0Pragma = false; m_priorityPragma = false;
|
|
}
|
|
ASTNODE_NODE_FUNCS(If)
|
|
bool uniquePragma() const { return m_uniquePragma; }
|
|
void uniquePragma(bool flag) { m_uniquePragma = flag; }
|
|
bool unique0Pragma() const { return m_unique0Pragma; }
|
|
void unique0Pragma(bool flag) { m_unique0Pragma = flag; }
|
|
bool priorityPragma() const { return m_priorityPragma; }
|
|
void priorityPragma(bool flag) { m_priorityPragma = flag; }
|
|
};
|
|
|
|
class AstJumpLabel : public AstNodeStmt {
|
|
// Jump point declaration
|
|
// Separate from AstJumpGo; as a declaration can't be deleted
|
|
// Parents: {statement list}
|
|
// Children: {statement list, with JumpGo below}
|
|
private:
|
|
int m_labelNum; // Set by V3EmitCSyms to tell final V3Emit what to increment
|
|
public:
|
|
AstJumpLabel(FileLine* fl, AstNode* stmtsp)
|
|
: ASTGEN_SUPER(fl), m_labelNum(0) {
|
|
addNOp1p(stmtsp);
|
|
}
|
|
virtual int instrCount() const { return 0; }
|
|
ASTNODE_NODE_FUNCS(JumpLabel)
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
// op1 = Statements
|
|
AstNode* stmtsp() const { return op1p(); } // op1 = List of statements
|
|
void addStmtsp(AstNode* nodep) { addNOp1p(nodep); }
|
|
int labelNum() const { return m_labelNum; }
|
|
void labelNum(int flag) { m_labelNum = flag; }
|
|
};
|
|
|
|
class AstJumpGo : public AstNodeStmt {
|
|
// Jump point; branch up to the JumpLabel
|
|
// Parents: {statement list}
|
|
private:
|
|
AstJumpLabel* m_labelp; // [After V3Jump] Pointer to declaration
|
|
public:
|
|
AstJumpGo(FileLine* fl, AstJumpLabel* labelp)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_labelp = labelp;
|
|
}
|
|
ASTNODE_NODE_FUNCS(JumpGo)
|
|
virtual const char* broken() const { BROKEN_RTN(!labelp()->brokeExistsAbove()); return NULL; }
|
|
virtual void cloneRelink() { if (m_labelp->clonep()) m_labelp = m_labelp->clonep(); }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual int instrCount() const { return instrCountBranch(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(labelp()); }
|
|
virtual bool same(const AstNode* samep) const { // Also same if identical tree structure all the way down, but hard to detect
|
|
return labelp() == static_cast<const AstJumpGo*>(samep)->labelp(); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isBrancher() const { return true; } // SPECIAL: We don't process code after breaks
|
|
AstJumpLabel* labelp() const { return m_labelp; }
|
|
};
|
|
|
|
class AstChangeXor : public AstNodeBiComAsv {
|
|
// A comparison to determine change detection, common & must be fast.
|
|
// Returns 32-bit or 64-bit value where 0 indicates no change.
|
|
// Parents: OR or LOGOR
|
|
// Children: VARREF
|
|
public:
|
|
AstChangeXor(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {
|
|
dtypeSetUInt32(); // Always used on, and returns word entities
|
|
}
|
|
ASTNODE_NODE_FUNCS(ChangeXor)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstChangeXor(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opChangeXor(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f^ %r)"; }
|
|
virtual string emitC() { return "VL_CHANGEXOR_%li(%lw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "^"; }
|
|
virtual bool cleanOut() const { return false; } // Lclean && Rclean
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
};
|
|
|
|
class AstChangeDet : public AstNodeStmt {
|
|
// A comparison to determine change detection, common & must be fast.
|
|
private:
|
|
bool m_clockReq; // Type of detection
|
|
public:
|
|
// Null lhs+rhs used to indicate change needed with no spec vars
|
|
AstChangeDet(FileLine* fl, AstNode* lhsp, AstNode* rhsp, bool clockReq)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp1p(lhsp); setNOp2p(rhsp); m_clockReq = clockReq;
|
|
}
|
|
ASTNODE_NODE_FUNCS(ChangeDet)
|
|
AstNode* lhsp() const { return op1p(); }
|
|
AstNode* rhsp() const { return op2p(); }
|
|
bool isClockReq() const { return m_clockReq; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstBegin : public AstNode {
|
|
// A Begin/end named block, only exists shortly after parsing until linking
|
|
// Parents: statement
|
|
// Children: statements
|
|
private:
|
|
string m_name; // Name of block
|
|
bool m_unnamed; // Originally unnamed (name change does not affect this)
|
|
bool m_generate; // Underneath a generate
|
|
bool m_implied; // Not inserted by user
|
|
public:
|
|
// Node that simply puts name into the output stream
|
|
AstBegin(FileLine* fl, const string& name, AstNode* stmtsp, bool generate = false,
|
|
bool implied = false)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_name(name) {
|
|
addNOp1p(stmtsp);
|
|
m_unnamed = (name == "");
|
|
m_generate = generate;
|
|
m_implied = implied;
|
|
}
|
|
ASTNODE_NODE_FUNCS(Begin)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual string name() const { return m_name; } // * = Block name
|
|
virtual void name(const string& name) { m_name = name; }
|
|
// op1 = Statements
|
|
AstNode* stmtsp() const { return op1p(); } // op1 = List of statements
|
|
void addStmtsp(AstNode* nodep) { addNOp1p(nodep); }
|
|
AstNode* genforp() const { return op2p(); } // op2 = GENFOR, if applicable,
|
|
// might NOT be a GenFor, as loop unrolling replaces with Begin
|
|
void addGenforp(AstGenFor* nodep) { addOp2p(nodep); }
|
|
bool unnamed() const { return m_unnamed; }
|
|
void generate(bool flag) { m_generate = flag; }
|
|
bool generate() const { return m_generate; }
|
|
bool implied() const { return m_implied; }
|
|
};
|
|
|
|
class AstInitial : public AstNode {
|
|
public:
|
|
AstInitial(FileLine* fl, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Initial)
|
|
AstNode* bodysp() const { return op1p(); } // op1 = Expressions to evaluate
|
|
// Special accessors
|
|
bool isJustOneBodyStmt() const { return bodysp() && !bodysp()->nextp(); }
|
|
};
|
|
|
|
class AstFinal : public AstNode {
|
|
public:
|
|
AstFinal(FileLine* fl, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Final)
|
|
AstNode* bodysp() const { return op1p(); } // op1 = Expressions to evaluate
|
|
};
|
|
|
|
class AstInside : public AstNodeMath {
|
|
public:
|
|
AstInside(FileLine* fl, AstNode* exprp, AstNode* itemsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addOp1p(exprp); addOp2p(itemsp);
|
|
dtypeSetLogicBool();
|
|
}
|
|
ASTNODE_NODE_FUNCS(Inside)
|
|
AstNode* exprp() const { return op1p(); } // op1 = LHS expression to compare with
|
|
AstNode* itemsp() const { return op2p(); } // op2 = RHS, possibly a list of expr or AstInsideRange
|
|
virtual string emitVerilog() { return "%l inside { %r }"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return false; } // NA
|
|
};
|
|
|
|
class AstInsideRange : public AstNodeMath {
|
|
public:
|
|
AstInsideRange(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addOp1p(lhsp); addOp2p(rhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(InsideRange)
|
|
AstNode* lhsp() const { return op1p(); } // op1 = LHS
|
|
AstNode* rhsp() const { return op2p(); } // op2 = RHS
|
|
virtual string emitVerilog() { return "[%l:%r]"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return false; } // NA
|
|
// Create AstAnd(AstGte(...), AstLte(...))
|
|
AstNode* newAndFromInside(AstNode* exprp, AstNode* lhsp, AstNode* rhsp);
|
|
};
|
|
|
|
class AstInitItem : public AstNode {
|
|
// Container for a item in an init array
|
|
// This container is present so that the value underneath may get replaced with a new nodep
|
|
// and the upper AstInitArray's map will remain correct (pointing to this InitItem)
|
|
public:
|
|
// Parents: INITARRAY
|
|
AstInitItem(FileLine* fl, AstNode* valuep)
|
|
: ASTGEN_SUPER(fl) { addOp1p(valuep); }
|
|
ASTNODE_NODE_FUNCS(InitItem)
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual bool hasDType() const { return false; } // See valuep()'s dtype instead
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
AstNode* valuep() const { return op1p(); } // op1 = Value
|
|
void valuep(AstNode* nodep) { addOp1p(nodep); }
|
|
};
|
|
|
|
class AstInitArray : public AstNode {
|
|
// Set a var to a map of values
|
|
// The list of initsp() is not relevant
|
|
// If default is specified, the vector may be sparse, and not provide each value.
|
|
// Key values are C++ array style, with lo() at index 0
|
|
// Parents: ASTVAR::init()
|
|
// Children: AstInitItem
|
|
public:
|
|
typedef std::map<uint32_t, AstInitItem*> KeyItemMap;
|
|
private:
|
|
KeyItemMap m_map; // Node value for each array index
|
|
public:
|
|
AstInitArray(FileLine* fl, AstNodeArrayDType* newDTypep, AstNode* defaultp)
|
|
: ASTGEN_SUPER(fl) {
|
|
dtypep(newDTypep);
|
|
addNOp1p(defaultp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(InitArray)
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual const char* broken() const {
|
|
for (KeyItemMap::const_iterator it = m_map.begin(); it != m_map.end(); ++it) {
|
|
BROKEN_RTN(!VN_IS(it->second, InitItem));
|
|
BROKEN_RTN(!it->second->brokeExists());
|
|
}
|
|
return NULL;
|
|
}
|
|
virtual void cloneRelink() {
|
|
for (KeyItemMap::iterator it = m_map.begin(); it != m_map.end(); ++it) {
|
|
if (it->second->clonep()) it->second = it->second->clonep();
|
|
}
|
|
}
|
|
virtual bool hasDType() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
// Only works if exact same children, instead should override comparison
|
|
// of children list, and instead use map-vs-map key/value compare
|
|
return m_map == static_cast<const AstInitArray*>(samep)->m_map;
|
|
}
|
|
AstNode* defaultp() const { return op1p(); } // op1 = Default if sparse
|
|
void defaultp(AstNode* newp) { setOp1p(newp); }
|
|
AstNode* initsp() const { return op2p(); } // op2 = Initial value expressions
|
|
void addValuep(AstNode* newp) { addIndexValuep(m_map.size(), newp); }
|
|
const KeyItemMap& map() const { return m_map; }
|
|
AstNode* addIndexValuep(uint32_t index, AstNode* newp) {
|
|
// Returns old value, caller must garbage collect
|
|
AstNode* oldp = NULL;
|
|
KeyItemMap::iterator it = m_map.find(index);
|
|
if (it != m_map.end()) {
|
|
oldp = it->second->valuep();
|
|
it->second->valuep(newp);
|
|
} else {
|
|
AstInitItem* itemp = new AstInitItem(fileline(), newp);
|
|
m_map.insert(it, make_pair(index, itemp));
|
|
addOp2p(itemp);
|
|
}
|
|
return oldp;
|
|
}
|
|
AstNode* getIndexValuep(uint32_t index) const {
|
|
KeyItemMap::const_iterator it = m_map.find(index);
|
|
if (it == m_map.end()) return NULL;
|
|
else return it->second->valuep();
|
|
}
|
|
AstNode* getIndexDefaultedValuep(uint32_t index) const {
|
|
AstNode* valuep = getIndexValuep(index);
|
|
if (!valuep) valuep = defaultp();
|
|
return valuep;
|
|
}
|
|
};
|
|
|
|
class AstNew : public AstNodeMath {
|
|
// New as constructor
|
|
// Don't need the class we are extracting from, as the "fromp()"'s datatype can get us to it
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math
|
|
public:
|
|
AstNew(FileLine* fl, AstNode* argsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp2p(argsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(New)
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual string emitVerilog() { return "new"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
AstNode* argsp() const { return op2p(); }
|
|
};
|
|
|
|
class AstNewCopy : public AstNodeMath {
|
|
// New as shallow copy
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math
|
|
public:
|
|
AstNewCopy(FileLine* fl, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
dtypeFrom(rhsp); // otherwise V3Width will resolve
|
|
setNOp1p(rhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(NewCopy)
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual string emitVerilog() { return "new"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
AstNode* rhsp() const { return op1p(); }
|
|
};
|
|
|
|
class AstNewDynamic : public AstNodeMath {
|
|
// New for dynamic array
|
|
// Parents: math|stmt
|
|
// Children: varref|arraysel, math
|
|
public:
|
|
AstNewDynamic(FileLine* fl, AstNode* sizep, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
dtypeFrom(rhsp); // otherwise V3Width will resolve
|
|
setNOp1p(sizep);
|
|
setNOp2p(rhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(NewDynamic)
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual string emitVerilog() { return "new"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
AstNode* sizep() const { return op1p(); }
|
|
AstNode* rhsp() const { return op2p(); }
|
|
};
|
|
|
|
class AstPragma : public AstNode {
|
|
private:
|
|
AstPragmaType m_pragType; // Type of pragma
|
|
public:
|
|
// Pragmas don't result in any output code, they're just flags that affect
|
|
// other processing in verilator.
|
|
AstPragma(FileLine* fl, AstPragmaType pragType)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_pragType = pragType;
|
|
}
|
|
ASTNODE_NODE_FUNCS(Pragma)
|
|
AstPragmaType pragType() const { return m_pragType; } // *=type of the pragma
|
|
virtual V3Hash sameHash() const { return V3Hash(pragType()); }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return pragType() == static_cast<const AstPragma*>(samep)->pragType(); }
|
|
};
|
|
|
|
class AstStop : public AstNodeStmt {
|
|
public:
|
|
AstStop(FileLine* fl, bool maybe)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(Stop)
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: $display makes output
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual int instrCount() const { return 0; } // Rarely executes
|
|
virtual V3Hash sameHash() const { return V3Hash(fileline()->lineno()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return fileline() == samep->fileline(); }
|
|
};
|
|
|
|
class AstFinish : public AstNodeStmt {
|
|
public:
|
|
explicit AstFinish(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(Finish)
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
virtual bool isOutputter() const { return true; } // SPECIAL: $display makes output
|
|
virtual bool isUnlikely() const { return true; }
|
|
virtual int instrCount() const { return 0; } // Rarely executes
|
|
virtual V3Hash sameHash() const { return V3Hash(fileline()->lineno()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return fileline() == samep->fileline(); }
|
|
};
|
|
|
|
class AstNullCheck : public AstNodeUniop {
|
|
// Return LHS after checking that LHS is non-null
|
|
// Children: VarRef or something returning pointer
|
|
public:
|
|
AstNullCheck(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {
|
|
dtypeFrom(lhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(NullCheck)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { V3ERROR_NA; }
|
|
virtual int instrCount() const { return 1; } // Rarely executes
|
|
virtual string emitVerilog() { return "%l"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(fileline()->lineno()); }
|
|
virtual bool same(const AstNode* samep) const { return fileline() == samep->fileline(); }
|
|
};
|
|
|
|
class AstTraceDecl : public AstNodeStmt {
|
|
// Trace point declaration
|
|
// Separate from AstTraceInc; as a declaration can't be deleted
|
|
// Parents: {statement list}
|
|
// Children: none
|
|
private:
|
|
string m_showname; // Name of variable
|
|
uint32_t m_code; // Trace identifier code; converted to ASCII by trace routines
|
|
VNumRange m_bitRange; // Property of var the trace details
|
|
VNumRange m_arrayRange; // Property of var the trace details
|
|
uint32_t m_codeInc; // Code increment
|
|
AstVarType m_varType; // Type of variable (for localparam vs. param)
|
|
AstBasicDTypeKwd m_declKwd; // Keyword at declaration time
|
|
VDirection m_declDirection; // Declared direction input/output etc
|
|
bool m_isScoped; // Uses run-time scope (for interfaces)
|
|
public:
|
|
AstTraceDecl(FileLine* fl, const string& showname,
|
|
AstVar* varp, // For input/output state etc
|
|
AstNode* valuep,
|
|
const VNumRange& bitRange, const VNumRange& arrayRange,
|
|
bool isScoped)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_showname(showname), m_bitRange(bitRange), m_arrayRange(arrayRange)
|
|
, m_isScoped(isScoped) {
|
|
dtypeFrom(valuep);
|
|
m_code = 0;
|
|
m_codeInc = ((arrayRange.ranged() ? arrayRange.elements() : 1)
|
|
* valuep->dtypep()->widthWords()
|
|
* (VL_EDATASIZE / sizeof(uint32_t))); // A code is always 32-bits
|
|
m_varType = varp->varType();
|
|
m_declKwd = varp->declKwd();
|
|
m_declDirection = varp->declDirection();
|
|
}
|
|
virtual int instrCount() const { return 100; } // Large...
|
|
ASTNODE_NODE_FUNCS(TraceDecl)
|
|
virtual string name() const { return m_showname; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual bool hasDType() const { return true; }
|
|
virtual bool same(const AstNode* samep) const { return false; }
|
|
string showname() const { return m_showname; } // * = Var name
|
|
// Details on what we're tracing
|
|
uint32_t code() const { return m_code; }
|
|
void code(uint32_t code) { m_code = code; }
|
|
uint32_t codeInc() const { return m_codeInc; }
|
|
const VNumRange& bitRange() const { return m_bitRange; }
|
|
const VNumRange& arrayRange() const { return m_arrayRange; }
|
|
AstVarType varType() const { return m_varType; }
|
|
AstBasicDTypeKwd declKwd() const { return m_declKwd; }
|
|
VDirection declDirection() const { return m_declDirection; }
|
|
bool isScoped() const { return m_isScoped; }
|
|
};
|
|
|
|
class AstTraceInc : public AstNodeStmt {
|
|
// Trace point; incremental change detect and dump
|
|
// Parents: {statement list}
|
|
// Children: incremental value
|
|
private:
|
|
AstTraceDecl* m_declp; // [After V3Trace] Pointer to declaration
|
|
public:
|
|
AstTraceInc(FileLine* fl, AstTraceDecl* declp, AstNode* valuep)
|
|
: ASTGEN_SUPER(fl) {
|
|
dtypeFrom(declp);
|
|
m_declp = declp;
|
|
addNOp2p(valuep);
|
|
}
|
|
ASTNODE_NODE_FUNCS(TraceInc)
|
|
virtual const char* broken() const { BROKEN_RTN(!declp()->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() { if (m_declp->clonep()) m_declp = m_declp->clonep(); }
|
|
virtual void dump(std::ostream& str) const;
|
|
virtual int instrCount() const { return 10+2*instrCountLd(); }
|
|
virtual bool hasDType() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(declp()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return declp() == static_cast<const AstTraceInc*>(samep)->declp(); }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
// but isPure() true
|
|
// op1 = Statements before the value
|
|
AstNode* precondsp() const { return op1p(); } // op1 = prepare statements for condition (exec every loop)
|
|
void addPrecondsp(AstNode* newp) { addOp1p(newp); }
|
|
// op2 = Value to trace
|
|
AstTraceDecl* declp() const { return m_declp; } // Where defined
|
|
AstNode* valuep() const { return op2p(); }
|
|
};
|
|
|
|
class AstActive : public AstNode {
|
|
// Block of code with sensitivity activation
|
|
// Parents: MODULE | CFUNC
|
|
// Children: SENTREE, statements
|
|
private:
|
|
string m_name;
|
|
AstSenTree* m_sensesp;
|
|
public:
|
|
AstActive(FileLine* fl, const string& name, AstSenTree* sensesp)
|
|
: ASTGEN_SUPER(fl) {
|
|
m_name = name; // Copy it
|
|
UASSERT(sensesp, "Sensesp required arg");
|
|
m_sensesp = sensesp;
|
|
}
|
|
ASTNODE_NODE_FUNCS(Active)
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
virtual string name() const { return m_name; }
|
|
virtual const char* broken() const { BROKEN_RTN(m_sensesp && !m_sensesp->brokeExists()); return NULL; }
|
|
virtual void cloneRelink() {
|
|
if (m_sensesp->clonep()) {
|
|
m_sensesp = m_sensesp->clonep();
|
|
UASSERT(m_sensesp, "Bad clone cross link: "<<this);
|
|
}
|
|
}
|
|
// Statements are broken into pieces, as some must come before others.
|
|
void sensesp(AstSenTree* nodep) { m_sensesp = nodep; }
|
|
AstSenTree* sensesp() const { return m_sensesp; }
|
|
// op1 = Sensitivity tree, if a clocked block in early stages
|
|
void sensesStorep(AstSenTree* nodep) { addOp1p(nodep); }
|
|
AstSenTree* sensesStorep() const { return VN_CAST(op1p(), SenTree); }
|
|
// op2 = Combo logic
|
|
AstNode* stmtsp() const { return op2p(); }
|
|
void addStmtsp(AstNode* nodep) { addOp2p(nodep); }
|
|
// METHODS
|
|
bool hasInitial() const { return m_sensesp->hasInitial(); }
|
|
bool hasSettle() const { return m_sensesp->hasSettle(); }
|
|
bool hasClocked() const { return m_sensesp->hasClocked(); }
|
|
};
|
|
|
|
class AstAttrOf : public AstNode {
|
|
private:
|
|
// Return a value of a attribute, for example a LSB or array LSB of a signal
|
|
AstAttrType m_attrType; // What sort of extraction
|
|
public:
|
|
AstAttrOf(FileLine* fl, AstAttrType attrtype, AstNode* fromp=NULL, AstNode* dimp=NULL)
|
|
: ASTGEN_SUPER(fl) {
|
|
setNOp1p(fromp);
|
|
setNOp2p(dimp);
|
|
m_attrType = attrtype; }
|
|
ASTNODE_NODE_FUNCS(AttrOf)
|
|
AstNode* fromp() const { return op1p(); }
|
|
AstNode* dimp() const { return op2p(); }
|
|
AstAttrType attrType() const { return m_attrType; }
|
|
virtual V3Hash sameHash() const { return V3Hash(m_attrType); }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
};
|
|
|
|
class AstScopeName : public AstNodeMath {
|
|
// For display %m and DPI context imports
|
|
// Parents: DISPLAY
|
|
// Children: TEXT
|
|
private:
|
|
bool m_dpiExport; // Is for dpiExport
|
|
string scopeNameFormatter(AstText* scopeTextp) const;
|
|
string scopePrettyNameFormatter(AstText* scopeTextp) const;
|
|
public:
|
|
explicit AstScopeName(FileLine* fl)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_dpiExport(false) {
|
|
dtypeSetUInt64();
|
|
}
|
|
ASTNODE_NODE_FUNCS(ScopeName)
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return m_dpiExport == static_cast<const AstScopeName*>(samep)->m_dpiExport; }
|
|
virtual string emitVerilog() { return ""; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
AstText* scopeAttrp() const { return VN_CAST(op1p(), Text); }
|
|
void scopeAttrp(AstNode* nodep) { addOp1p(nodep); }
|
|
AstText* scopeEntrp() const { return VN_CAST(op2p(), Text); }
|
|
void scopeEntrp(AstNode* nodep) { addOp2p(nodep); }
|
|
string scopeSymName() const { // Name for __Vscope variable including children
|
|
return scopeNameFormatter(scopeAttrp()); }
|
|
string scopeDpiName() const { // Name for DPI import scope
|
|
return scopeNameFormatter(scopeEntrp()); }
|
|
string scopePrettySymName() const { // Name for __Vscope variable including children
|
|
return scopePrettyNameFormatter(scopeAttrp()); }
|
|
string scopePrettyDpiName() const { // Name for __Vscope variable including children
|
|
return scopePrettyNameFormatter(scopeEntrp()); }
|
|
bool dpiExport() const { return m_dpiExport; }
|
|
void dpiExport(bool flag) { m_dpiExport = flag; }
|
|
};
|
|
|
|
class AstUdpTable : public AstNode {
|
|
public:
|
|
AstUdpTable(FileLine* fl, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(UdpTable)
|
|
AstUdpTableLine* bodysp() const { return VN_CAST(op1p(), UdpTableLine); } // op1 = List of UdpTableLines
|
|
};
|
|
|
|
class AstUdpTableLine : public AstNode {
|
|
string m_text;
|
|
public:
|
|
AstUdpTableLine(FileLine* fl, const string& text)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_text(text) {}
|
|
ASTNODE_NODE_FUNCS(UdpTableLine)
|
|
virtual string name() const { return m_text; }
|
|
string text() const { return m_text; }
|
|
};
|
|
|
|
//======================================================================
|
|
// non-ary ops
|
|
|
|
class AstRand : public AstNodeTermop {
|
|
// Return a random number, based upon width()
|
|
private:
|
|
bool m_reset; // Random reset, versus always random
|
|
public:
|
|
AstRand(FileLine* fl, AstNodeDType* dtp, bool reset)
|
|
: ASTGEN_SUPER(fl) { dtypep(dtp); m_reset = reset; }
|
|
explicit AstRand(FileLine* fl)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_reset(false) {}
|
|
ASTNODE_NODE_FUNCS(Rand)
|
|
virtual string emitVerilog() { return "%f$random"; }
|
|
virtual string emitC() {
|
|
return (m_reset ?
|
|
"VL_RAND_RESET_%nq(%nw, %P)"
|
|
:"VL_RANDOM_%nq(%nw, %P)"); }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual int instrCount() const { return instrCountPli(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstTime : public AstNodeTermop {
|
|
public:
|
|
explicit AstTime(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) { dtypeSetUInt64(); }
|
|
ASTNODE_NODE_FUNCS(Time)
|
|
virtual string emitVerilog() { return "%f$time"; }
|
|
virtual string emitC() { return "VL_TIME_%nq()"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual int instrCount() const { return instrCountTime(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstTimeD : public AstNodeTermop {
|
|
public:
|
|
explicit AstTimeD(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(TimeD)
|
|
virtual string emitVerilog() { return "%f$realtime"; }
|
|
virtual string emitC() { return "VL_TIME_D()"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual int instrCount() const { return instrCountTime(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstUCFunc : public AstNodeMath {
|
|
// User's $c function
|
|
// Perhaps this should be an AstNodeListop; but there's only one list math right now
|
|
public:
|
|
AstUCFunc(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(exprsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(UCFunc)
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
AstNode* bodysp() const { return op1p(); } // op1 = expressions to print
|
|
virtual bool isPure() const { return false; } // SPECIAL: User may order w/other sigs
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isSubstOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual int instrCount() const { return instrCountPli(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
//======================================================================
|
|
// Unary ops
|
|
|
|
class AstNegate : public AstNodeUniop {
|
|
public:
|
|
AstNegate(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Negate)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opNegate(lhs); }
|
|
virtual string emitVerilog() { return "%f(- %l)"; }
|
|
virtual string emitC() { return "VL_NEGATE_%lq(%lW, %P, %li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
};
|
|
class AstNegateD : public AstNodeUniop {
|
|
public:
|
|
AstNegateD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(NegateD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opNegateD(lhs); }
|
|
virtual string emitVerilog() { return "%f(- %l)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "-"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstRedAnd : public AstNodeUniop {
|
|
public:
|
|
AstRedAnd(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(RedAnd)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opRedAnd(lhs); }
|
|
virtual string emitVerilog() { return "%f(& %l)"; }
|
|
virtual string emitC() { return "VL_REDAND_%nq%lq(%nw,%lw, %P, %li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
};
|
|
class AstRedOr : public AstNodeUniop {
|
|
public:
|
|
AstRedOr(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(RedOr)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opRedOr(lhs); }
|
|
virtual string emitVerilog() { return "%f(| %l)"; }
|
|
virtual string emitC() { return "VL_REDOR_%lq(%lW, %P, %li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
};
|
|
class AstRedXor : public AstNodeUniop {
|
|
public:
|
|
AstRedXor(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(RedXor)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opRedXor(lhs); }
|
|
virtual string emitVerilog() { return "%f(^ %l)"; }
|
|
virtual string emitC() { return "VL_REDXOR_%lq(%lW, %P, %li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const {int w = lhsp()->width();
|
|
return (w!=1 && w!=2 && w!=4 && w!=8 && w!=16); }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return 1+V3Number::log2b(width()); }
|
|
};
|
|
class AstRedXnor : public AstNodeUniop {
|
|
// AstRedXnors are replaced with AstRedXors in V3Const.
|
|
public:
|
|
AstRedXnor(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(RedXnor)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opRedXnor(lhs); }
|
|
virtual string emitVerilog() { return "%f(~^ %l)"; }
|
|
virtual string emitC() { v3fatalSrc("REDXNOR should have became REDXOR"); return ""; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return 1+V3Number::log2b(width()); }
|
|
};
|
|
|
|
class AstLenN : public AstNodeUniop {
|
|
// Length of a string
|
|
public:
|
|
AstLenN(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetSigned32(); }
|
|
ASTNODE_NODE_FUNCS(LenN)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opLenN(lhs); }
|
|
virtual string emitVerilog() { return "%f(%l)"; }
|
|
virtual string emitC() { return "VL_LEN_IN(%li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
};
|
|
class AstLogNot : public AstNodeUniop {
|
|
public:
|
|
AstLogNot(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LogNot)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opLogNot(lhs); }
|
|
virtual string emitVerilog() { return "%f(! %l)"; }
|
|
virtual string emitC() { return "VL_LOGNOT_%nq%lq(%nw,%lw, %P, %li)"; }
|
|
virtual string emitSimpleOperator() { return "!"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
};
|
|
class AstNot : public AstNodeUniop {
|
|
public:
|
|
AstNot(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Not)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opNot(lhs); }
|
|
virtual string emitVerilog() { return "%f(~ %l)"; }
|
|
virtual string emitC() { return "VL_NOT_%lq(%lW, %P, %li)"; }
|
|
virtual string emitSimpleOperator() { return "~"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
};
|
|
class AstExtend : public AstNodeUniop {
|
|
// Expand a value into a wider entity by 0 extension. Width is implied from nodep->width()
|
|
public:
|
|
AstExtend(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
AstExtend(FileLine* fl, AstNode* lhsp, int width)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicSized(width, AstNumeric::UNSIGNED); }
|
|
ASTNODE_NODE_FUNCS(Extend)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opAssign(lhs); }
|
|
virtual string emitVerilog() { return "%l"; }
|
|
virtual string emitC() { return "VL_EXTEND_%nq%lq(%nw,%lw, %P, %li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; } // Because the EXTEND operator self-casts
|
|
virtual int instrCount() const { return 0; }
|
|
};
|
|
class AstExtendS : public AstNodeUniop {
|
|
// Expand a value into a wider entity by sign extension. Width is implied from nodep->width()
|
|
public:
|
|
AstExtendS(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
AstExtendS(FileLine* fl, AstNode* lhsp, int width)
|
|
// Important that widthMin be correct, as opExtend requires it after V3Expand
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicSized(width, AstNumeric::UNSIGNED); }
|
|
ASTNODE_NODE_FUNCS(ExtendS)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) {
|
|
out.opExtendS(lhs, lhsp()->widthMinV());
|
|
}
|
|
virtual string emitVerilog() { return "%l"; }
|
|
virtual string emitC() { return "VL_EXTENDS_%nq%lq(%nw,%lw, %P, %li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; } // Because the EXTEND operator self-casts
|
|
virtual int instrCount() const { return 0; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstSigned : public AstNodeUniop {
|
|
// $signed(lhs)
|
|
public:
|
|
AstSigned(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {
|
|
UASSERT_OBJ(!v3Global.assertDTypesResolved(), this,
|
|
"not coded to create after dtypes resolved"); }
|
|
ASTNODE_NODE_FUNCS(Signed)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opAssign(lhs); out.isSigned(false); }
|
|
virtual string emitVerilog() { return "%f$signed(%l)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; } // Eliminated before matters
|
|
virtual bool sizeMattersLhs() const { return true; } // Eliminated before matters
|
|
virtual int instrCount() const { return 0; }
|
|
};
|
|
class AstUnsigned : public AstNodeUniop {
|
|
// $unsigned(lhs)
|
|
public:
|
|
AstUnsigned(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {
|
|
UASSERT_OBJ(!v3Global.assertDTypesResolved(), this,
|
|
"not coded to create after dtypes resolved"); }
|
|
ASTNODE_NODE_FUNCS(Unsigned)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opAssign(lhs); out.isSigned(false); }
|
|
virtual string emitVerilog() { return "%f$unsigned(%l)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; } // Eliminated before matters
|
|
virtual bool sizeMattersLhs() const { return true; } // Eliminated before matters
|
|
virtual int instrCount() const { return 0; }
|
|
};
|
|
class AstRToIS : public AstNodeUniop {
|
|
// $rtoi(lhs)
|
|
public:
|
|
AstRToIS(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetSigned32(); }
|
|
ASTNODE_NODE_FUNCS(RToIS)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opRToIS(lhs); }
|
|
virtual string emitVerilog() { return "%f$rtoi(%l)"; }
|
|
virtual string emitC() { return "VL_RTOI_I_D(%li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; } // Eliminated before matters
|
|
virtual bool sizeMattersLhs() const { return false; } // Eliminated before matters
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
};
|
|
class AstRToIRoundS : public AstNodeUniop {
|
|
// Convert real to integer, with arbitrary sized output (not just "integer" format)
|
|
public:
|
|
AstRToIRoundS(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {
|
|
dtypeSetSigned32();
|
|
}
|
|
ASTNODE_NODE_FUNCS(RToIRoundS)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opRToIRoundS(lhs); }
|
|
virtual string emitVerilog() { return "%f$rtoi_rounded(%l)"; }
|
|
virtual string emitC() { return "VL_RTOIROUND_%nq_D(%nw, %P, %li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
};
|
|
class AstIToRD : public AstNodeUniop {
|
|
public:
|
|
AstIToRD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(IToRD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opIToRD(lhs); }
|
|
virtual string emitVerilog() { return "%f$itor(%l)"; }
|
|
virtual string emitC() { return "VL_ITOR_D_I(%li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; } // Eliminated before matters
|
|
virtual bool sizeMattersLhs() const { return false; } // Eliminated before matters
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
};
|
|
class AstRealToBits : public AstNodeUniop {
|
|
public:
|
|
AstRealToBits(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetUInt64(); }
|
|
ASTNODE_NODE_FUNCS(RealToBits)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opRealToBits(lhs); }
|
|
virtual string emitVerilog() { return "%f$realtobits(%l)"; }
|
|
virtual string emitC() { return "VL_CVT_Q_D(%li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; } // Eliminated before matters
|
|
virtual bool sizeMattersLhs() const { return false; } // Eliminated before matters
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
};
|
|
class AstBitsToRealD : public AstNodeUniop {
|
|
public:
|
|
AstBitsToRealD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(BitsToRealD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opBitsToRealD(lhs); }
|
|
virtual string emitVerilog() { return "%f$bitstoreal(%l)"; }
|
|
virtual string emitC() { return "VL_CVT_D_Q(%li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; } // Eliminated before matters
|
|
virtual bool sizeMattersLhs() const { return false; } // Eliminated before matters
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
};
|
|
|
|
class AstCLog2 : public AstNodeUniop {
|
|
public:
|
|
AstCLog2(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(CLog2)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opCLog2(lhs); }
|
|
virtual string emitVerilog() { return "%f$clog2(%l)"; }
|
|
virtual string emitC() { return "VL_CLOG2_%lq(%lW, %P, %li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*16; }
|
|
};
|
|
class AstCountOnes : public AstNodeUniop {
|
|
// Number of bits set in vector
|
|
public:
|
|
AstCountOnes(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(CountOnes)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opCountOnes(lhs); }
|
|
virtual string emitVerilog() { return "%f$countones(%l)"; }
|
|
virtual string emitC() { return "VL_COUNTONES_%lq(%lW, %P, %li)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*16; }
|
|
};
|
|
class AstIsUnknown : public AstNodeUniop {
|
|
// True if any unknown bits
|
|
public:
|
|
AstIsUnknown(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(IsUnknown)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opIsUnknown(lhs); }
|
|
virtual string emitVerilog() { return "%f$isunknown(%l)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
};
|
|
class AstOneHot : public AstNodeUniop {
|
|
// True if only single bit set in vector
|
|
public:
|
|
AstOneHot(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(OneHot)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opOneHot(lhs); }
|
|
virtual string emitVerilog() { return "%f$onehot(%l)"; }
|
|
virtual string emitC() { return "VL_ONEHOT_%lq(%lW, %P, %li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*4; }
|
|
};
|
|
class AstOneHot0 : public AstNodeUniop {
|
|
// True if only single bit, or no bits set in vector
|
|
public:
|
|
AstOneHot0(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(OneHot0)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opOneHot0(lhs); }
|
|
virtual string emitVerilog() { return "%f$onehot0(%l)"; }
|
|
virtual string emitC() { return "VL_ONEHOT0_%lq(%lW, %P, %li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*3; }
|
|
};
|
|
|
|
class AstCast : public AstNode {
|
|
// Cast to appropriate data type - note lhsp is value, to match AstTypedef, AstCCast, etc
|
|
public:
|
|
AstCast(FileLine* fl, AstNode* lhsp, AstNodeDType* dtp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(lhsp); setOp2p(dtp);
|
|
dtypeFrom(dtp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Cast)
|
|
virtual bool hasDType() const { return true; }
|
|
virtual string emitVerilog() { return "((%d)'(%l))"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(true); }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
AstNode* lhsp() const { return op1p(); }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op2p(), NodeDType); }
|
|
};
|
|
|
|
class AstCastParse : public AstNode {
|
|
// Cast to appropriate type, where we haven't determined yet what the data type is
|
|
public:
|
|
AstCastParse(FileLine* fl, AstNode* lhsp, AstNode* dtp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(lhsp); setOp2p(dtp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(CastParse)
|
|
virtual string emitVerilog() { return "((%d)'(%l))"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(true); }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
AstNode* lhsp() const { return op1p(); }
|
|
AstNode* dtp() const { return op2p(); }
|
|
};
|
|
|
|
class AstCastSize : public AstNode {
|
|
// Cast to specific size; signed/twostate inherited from lower element per IEEE
|
|
public:
|
|
AstCastSize(FileLine* fl, AstNode* lhsp, AstConst* rhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(lhsp); setOp2p(rhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(CastSize)
|
|
// No hasDType because widthing removes this node before the hasDType check
|
|
virtual string emitVerilog() { return "((%r)'(%l))"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(true); }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
AstNode* lhsp() const { return op1p(); }
|
|
AstNode* rhsp() const { return op2p(); }
|
|
};
|
|
|
|
class AstCCast : public AstNodeUniop {
|
|
// Cast to C-based data type
|
|
private:
|
|
int m_size;
|
|
public:
|
|
AstCCast(FileLine* fl, AstNode* lhsp, int setwidth, int minwidth=-1)
|
|
: ASTGEN_SUPER(fl, lhsp) {
|
|
m_size = setwidth;
|
|
if (setwidth) {
|
|
if (minwidth==-1) minwidth = setwidth;
|
|
dtypeSetLogicUnsized(setwidth, minwidth, AstNumeric::UNSIGNED);
|
|
}
|
|
}
|
|
AstCCast(FileLine* fl, AstNode* lhsp, AstNode* typeFromp)
|
|
: ASTGEN_SUPER(fl, lhsp) {
|
|
dtypeFrom(typeFromp);
|
|
m_size = width();
|
|
}
|
|
ASTNODE_NODE_FUNCS(CCast)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opAssign(lhs); }
|
|
virtual string emitVerilog() { return "%f$_CAST(%l)"; }
|
|
virtual string emitC() { return "VL_CAST_%nq%lq(%nw,%lw, %P, %li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; } // Special cased in V3Cast
|
|
virtual V3Hash sameHash() const { return V3Hash(size()); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
return size() == static_cast<const AstCCast*>(samep)->size(); }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
//
|
|
int size() const { return m_size; }
|
|
};
|
|
|
|
class AstCvtPackString : public AstNodeUniop {
|
|
// Convert to Verilator Packed String (aka verilog "string")
|
|
public:
|
|
AstCvtPackString(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetString(); } // Really, width should be dtypep -> STRING
|
|
ASTNODE_NODE_FUNCS(CvtPackString)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { V3ERROR_NA; }
|
|
virtual string emitVerilog() { return "%f$_CAST(%l)"; }
|
|
virtual string emitC() { return "VL_CVT_PACK_STR_N%lq(%lW, %li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstFEof : public AstNodeUniop {
|
|
public:
|
|
AstFEof(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(FEof)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { V3ERROR_NA; }
|
|
virtual string emitVerilog() { return "%f$feof(%l)"; }
|
|
virtual string emitC() { return "(%li ? feof(VL_CVT_I_FP(%li)) : true)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*16; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
AstNode* filep() const { return lhsp(); }
|
|
};
|
|
|
|
class AstFError : public AstNodeMath {
|
|
public:
|
|
AstFError(FileLine* fl, AstNode* filep, AstNode* strp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(filep);
|
|
setOp2p(strp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(FError)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { V3ERROR_NA; }
|
|
virtual string emitVerilog() { return "%f$ferror(%l, %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs() * 64; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
void filep(AstNode* nodep) { setOp1p(nodep); }
|
|
AstNode* filep() const { return op1p(); }
|
|
void strp(AstNode* nodep) { setOp2p(nodep); }
|
|
AstNode* strp() const { return op2p(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstFGetC : public AstNodeUniop {
|
|
public:
|
|
AstFGetC(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(FGetC)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { V3ERROR_NA; }
|
|
virtual string emitVerilog() { return "%f$fgetc(%l)"; }
|
|
// Non-existent filehandle returns EOF
|
|
virtual string emitC() { return "(%li ? fgetc(VL_CVT_I_FP(%li)) : -1)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*64; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
AstNode* filep() const { return lhsp(); }
|
|
};
|
|
|
|
class AstFUngetC : public AstNodeBiop {
|
|
public:
|
|
AstFUngetC(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(FUngetC)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { V3ERROR_NA; }
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) {
|
|
return new AstFUngetC(this->fileline(), lhsp, rhsp); }
|
|
virtual string emitVerilog() { return "%f$ungetc(%r, %l)"; }
|
|
// Non-existent filehandle returns EOF
|
|
virtual string emitC() { return "(%li ? (ungetc(%ri, VL_CVT_I_FP(%li)) >= 0 ? 0 : -1) : -1)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs() * 64; }
|
|
virtual bool isPure() const { return false; } // SPECIAL: $display has 'visual' ordering
|
|
AstNode* filep() const { return lhsp(); }
|
|
AstNode* charp() const { return rhsp(); }
|
|
};
|
|
|
|
class AstNodeSystemUniop : public AstNodeUniop {
|
|
public:
|
|
AstNodeSystemUniop(AstType t, FileLine* fl, AstNode* lhsp)
|
|
: AstNodeUniop(t, fl, lhsp) { dtypeSetDouble(); }
|
|
ASTNODE_BASE_FUNCS(NodeSystemUniop)
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDoubleTrig(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
|
|
class AstLogD : public AstNodeSystemUniop {
|
|
public:
|
|
AstLogD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(LogD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(log(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$ln(%l)"; }
|
|
virtual string emitC() { return "log(%li)"; }
|
|
};
|
|
class AstLog10D : public AstNodeSystemUniop {
|
|
public:
|
|
AstLog10D(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(Log10D)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(log10(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$log10(%l)"; }
|
|
virtual string emitC() { return "log10(%li)"; }
|
|
};
|
|
|
|
class AstExpD : public AstNodeSystemUniop {
|
|
public:
|
|
AstExpD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(ExpD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(exp(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$exp(%l)"; }
|
|
virtual string emitC() { return "exp(%li)"; }
|
|
};
|
|
|
|
class AstSqrtD : public AstNodeSystemUniop {
|
|
public:
|
|
AstSqrtD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(SqrtD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(sqrt(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$sqrt(%l)"; }
|
|
virtual string emitC() { return "sqrt(%li)"; }
|
|
};
|
|
|
|
class AstFloorD : public AstNodeSystemUniop {
|
|
public:
|
|
AstFloorD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(FloorD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(floor(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$floor(%l)"; }
|
|
virtual string emitC() { return "floor(%li)"; }
|
|
};
|
|
|
|
class AstCeilD : public AstNodeSystemUniop {
|
|
public:
|
|
AstCeilD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(CeilD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(ceil(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$ceil(%l)"; }
|
|
virtual string emitC() { return "ceil(%li)"; }
|
|
};
|
|
|
|
class AstSinD : public AstNodeSystemUniop {
|
|
public:
|
|
AstSinD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(SinD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(sin(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$sin(%l)"; }
|
|
virtual string emitC() { return "sin(%li)"; }
|
|
};
|
|
|
|
class AstCosD : public AstNodeSystemUniop {
|
|
public:
|
|
AstCosD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(CosD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(cos(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$cos(%l)"; }
|
|
virtual string emitC() { return "cos(%li)"; }
|
|
};
|
|
|
|
class AstTanD : public AstNodeSystemUniop {
|
|
public:
|
|
AstTanD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(TanD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(tan(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$tan(%l)"; }
|
|
virtual string emitC() { return "tan(%li)"; }
|
|
};
|
|
|
|
class AstAsinD : public AstNodeSystemUniop {
|
|
public:
|
|
AstAsinD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(AsinD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(asin(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$asin(%l)"; }
|
|
virtual string emitC() { return "asin(%li)"; }
|
|
};
|
|
|
|
class AstAcosD : public AstNodeSystemUniop {
|
|
public:
|
|
AstAcosD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(AcosD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(acos(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$acos(%l)"; }
|
|
virtual string emitC() { return "acos(%li)"; }
|
|
};
|
|
|
|
class AstAtanD : public AstNodeSystemUniop {
|
|
public:
|
|
AstAtanD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(AtanD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(atan(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$atan(%l)"; }
|
|
virtual string emitC() { return "atan(%li)"; }
|
|
};
|
|
|
|
class AstSinhD : public AstNodeSystemUniop {
|
|
public:
|
|
AstSinhD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(SinhD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(sinh(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$sinh(%l)"; }
|
|
virtual string emitC() { return "sinh(%li)"; }
|
|
};
|
|
|
|
class AstCoshD : public AstNodeSystemUniop {
|
|
public:
|
|
AstCoshD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(CoshD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(cosh(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$cosh(%l)"; }
|
|
virtual string emitC() { return "cosh(%li)"; }
|
|
};
|
|
|
|
class AstTanhD : public AstNodeSystemUniop {
|
|
public:
|
|
AstTanhD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(TanhD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(tanh(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$tanh(%l)"; }
|
|
virtual string emitC() { return "tanh(%li)"; }
|
|
};
|
|
|
|
class AstAsinhD : public AstNodeSystemUniop {
|
|
public:
|
|
AstAsinhD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(AsinhD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(asinh(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$asinh(%l)"; }
|
|
virtual string emitC() { return "asinh(%li)"; }
|
|
};
|
|
|
|
class AstAcoshD : public AstNodeSystemUniop {
|
|
public:
|
|
AstAcoshD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(AcoshD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(acosh(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$acosh(%l)"; }
|
|
virtual string emitC() { return "acosh(%li)"; }
|
|
};
|
|
|
|
class AstAtanhD : public AstNodeSystemUniop {
|
|
public:
|
|
AstAtanhD(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) {}
|
|
ASTNODE_NODE_FUNCS(AtanhD)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.setDouble(atanh(lhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$atanh(%l)"; }
|
|
virtual string emitC() { return "atanh(%li)"; }
|
|
};
|
|
class AstToLowerN : public AstNodeUniop {
|
|
// string.tolower()
|
|
public:
|
|
AstToLowerN(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetString(); }
|
|
ASTNODE_NODE_FUNCS(ToLowerN)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opToLowerN(lhs); }
|
|
virtual string emitVerilog() { return "%l.tolower()"; }
|
|
virtual string emitC() { return "VL_TOLOWER_NN(%li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
};
|
|
class AstToUpperN : public AstNodeUniop {
|
|
// string.toupper()
|
|
public:
|
|
AstToUpperN(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl, lhsp) { dtypeSetString(); }
|
|
ASTNODE_NODE_FUNCS(ToUpperN)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opToUpperN(lhs); }
|
|
virtual string emitVerilog() { return "%l.toupper()"; }
|
|
virtual string emitC() { return "VL_TOUPPER_NN(%li)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
};
|
|
|
|
class AstAtoN : public AstNodeUniop {
|
|
// string.atoi(), atobin(), atohex(), atooct(), atoireal()
|
|
public:
|
|
enum FmtType {ATOI = 10, ATOHEX = 16, ATOOCT = 8, ATOBIN = 2, ATOREAL = -1};
|
|
private:
|
|
FmtType m_fmt; // Operation type
|
|
public:
|
|
AstAtoN(FileLine* fl, AstNode* lhsp, FmtType fmt)
|
|
: ASTGEN_SUPER(fl, lhsp)
|
|
, m_fmt(fmt) {
|
|
fmt == ATOREAL ? dtypeSetDouble() : dtypeSetSigned32();
|
|
}
|
|
ASTNODE_NODE_FUNCS(AtoN)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs) { out.opAtoN(lhs, m_fmt); }
|
|
virtual string name() const {
|
|
switch (m_fmt) {
|
|
case ATOI: return "atoi";
|
|
case ATOHEX: return "atohex";
|
|
case ATOOCT: return "atooct";
|
|
case ATOBIN: return "atobin";
|
|
case ATOREAL: return "atoreal";
|
|
default: V3ERROR_NA;
|
|
}
|
|
}
|
|
virtual string emitVerilog() { return "%l." + name() + "()"; }
|
|
virtual string emitC() {
|
|
switch (m_fmt) {
|
|
case ATOI: return "VL_ATOI_N(%li, 10)";
|
|
case ATOHEX: return "VL_ATOI_N(%li, 16)";
|
|
case ATOOCT: return "VL_ATOI_N(%li, 8)";
|
|
case ATOBIN: return "VL_ATOI_N(%li, 2)";
|
|
case ATOREAL: return "std::atof(%li.c_str())";
|
|
default: V3ERROR_NA;
|
|
}
|
|
}
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
FmtType format() const { return m_fmt; }
|
|
};
|
|
|
|
//======================================================================
|
|
// Binary ops
|
|
|
|
class AstLogOr : public AstNodeBiop {
|
|
public:
|
|
AstLogOr(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LogOr)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLogOr(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLogOr(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f|| %r)"; }
|
|
virtual string emitC() { return "VL_LOGOR_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "||"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()+instrCountBranch(); }
|
|
};
|
|
class AstLogAnd : public AstNodeBiop {
|
|
public:
|
|
AstLogAnd(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LogAnd)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLogAnd(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLogAnd(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f&& %r)"; }
|
|
virtual string emitC() { return "VL_LOGAND_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "&&"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()+instrCountBranch(); }
|
|
};
|
|
class AstLogEq : public AstNodeBiCom {
|
|
public:
|
|
AstLogEq(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LogEq)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) {
|
|
return new AstLogEq(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
out.opLogEq(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f<-> %r)"; }
|
|
virtual string emitC() { return "VL_LOGEQ_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "<->"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()+instrCountBranch(); }
|
|
};
|
|
class AstLogIf : public AstNodeBiop {
|
|
public:
|
|
AstLogIf(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LogIf)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) {
|
|
return new AstLogIf(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
out.opLogIf(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f-> %r)"; }
|
|
virtual string emitC() { return "VL_LOGIF_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "->"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()+instrCountBranch(); }
|
|
};
|
|
class AstOr : public AstNodeBiComAsv {
|
|
public:
|
|
AstOr(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Or)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstOr(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opOr(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f| %r)"; }
|
|
virtual string emitC() { return "VL_OR_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "|"; }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(false); }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstAnd : public AstNodeBiComAsv {
|
|
public:
|
|
AstAnd(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(And)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAnd(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opAnd(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f& %r)"; }
|
|
virtual string emitC() { return "VL_AND_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "&"; }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(false); }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstXor : public AstNodeBiComAsv {
|
|
public:
|
|
AstXor(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Xor)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstXor(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opXor(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f^ %r)"; }
|
|
virtual string emitC() { return "VL_XOR_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "^"; }
|
|
virtual bool cleanOut() const { return false; } // Lclean && Rclean
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstXnor : public AstNodeBiComAsv {
|
|
public:
|
|
AstXnor(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Xnor)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstXnor(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opXnor(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f^ ~ %r)"; }
|
|
virtual string emitC() { return "VL_XNOR_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "^ ~"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
};
|
|
class AstEq : public AstNodeBiCom {
|
|
public:
|
|
AstEq(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(Eq)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstEq(this->fileline(), lhsp, rhsp); }
|
|
static AstNodeBiop* newTyped(FileLine* fl, AstNode* lhsp, AstNode* rhsp); // Return AstEq/AstEqD
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opEq(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f== %r)"; }
|
|
virtual string emitC() { return "VL_EQ_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "=="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstEqD : public AstNodeBiCom {
|
|
public:
|
|
AstEqD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(EqD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstEqD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opEqD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f== %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "=="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstEqN : public AstNodeBiCom {
|
|
public:
|
|
AstEqN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(EqN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstEqN(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opEqN(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f== %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "=="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountString(); }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstNeq : public AstNodeBiCom {
|
|
public:
|
|
AstNeq(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(Neq)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstNeq(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opNeq(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f!= %r)"; }
|
|
virtual string emitC() { return "VL_NEQ_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "!="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstNeqD : public AstNodeBiCom {
|
|
public:
|
|
AstNeqD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(NeqD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstNeqD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opNeqD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f!= %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "!="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstNeqN : public AstNodeBiCom {
|
|
public:
|
|
AstNeqN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(NeqN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstNeqN(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opNeqN(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f!= %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "!="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountString(); }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstLt : public AstNodeBiop {
|
|
public:
|
|
AstLt(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(Lt)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLt(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLt(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f< %r)"; }
|
|
virtual string emitC() { return "VL_LT_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "<"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstLtD : public AstNodeBiop {
|
|
public:
|
|
AstLtD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LtD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLtD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLtD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f< %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "<"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstLtS : public AstNodeBiop {
|
|
public:
|
|
AstLtS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LtS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLtS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLtS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f< %r)"; }
|
|
virtual string emitC() { return "VL_LTS_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstLtN : public AstNodeBiop {
|
|
public:
|
|
AstLtN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LtN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLtN(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLtN(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f< %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "<"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountString(); }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstGt : public AstNodeBiop {
|
|
public:
|
|
AstGt(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(Gt)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGt(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGt(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f> %r)"; }
|
|
virtual string emitC() { return "VL_GT_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ">"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstGtD : public AstNodeBiop {
|
|
public:
|
|
AstGtD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(GtD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGtD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGtD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f> %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return ">"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstGtS : public AstNodeBiop {
|
|
public:
|
|
AstGtS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(GtS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGtS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGtS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f> %r)"; }
|
|
virtual string emitC() { return "VL_GTS_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstGtN : public AstNodeBiop {
|
|
public:
|
|
AstGtN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(GtN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGtN(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGtN(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f> %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return ">"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountString(); }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstGte : public AstNodeBiop {
|
|
public:
|
|
AstGte(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(Gte)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGte(this->fileline(), lhsp, rhsp); }
|
|
static AstNodeBiop* newTyped(FileLine* fl, AstNode* lhsp, AstNode* rhsp); // Return AstGte/AstGteS/AstGteD
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGte(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f>= %r)"; }
|
|
virtual string emitC() { return "VL_GTE_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ">="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstGteD : public AstNodeBiop {
|
|
public:
|
|
AstGteD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(GteD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGteD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGteD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f>= %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return ">="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstGteS : public AstNodeBiop {
|
|
public:
|
|
AstGteS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(GteS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGteS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGteS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f>= %r)"; }
|
|
virtual string emitC() { return "VL_GTES_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstGteN : public AstNodeBiop {
|
|
public:
|
|
AstGteN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(GteN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstGteN(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opGteN(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f>= %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return ">="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountString(); }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstLte : public AstNodeBiop {
|
|
public:
|
|
AstLte(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(Lte)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLte(this->fileline(), lhsp, rhsp); }
|
|
static AstNodeBiop* newTyped(FileLine* fl, AstNode* lhsp, AstNode* rhsp); // Return AstLte/AstLteS/AstLteD
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLte(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f<= %r)"; }
|
|
virtual string emitC() { return "VL_LTE_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "<="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstLteD : public AstNodeBiop {
|
|
public:
|
|
AstLteD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LteD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLteD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLteD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f<= %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "<="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstLteS : public AstNodeBiop {
|
|
public:
|
|
AstLteS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LteS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLteS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLteS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f<= %r)"; }
|
|
virtual string emitC() { return "VL_LTES_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstLteN : public AstNodeBiop {
|
|
public:
|
|
AstLteN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(LteN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstLteN(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opLteN(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f<= %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "<="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountString(); }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstShiftL : public AstNodeBiop {
|
|
public:
|
|
AstShiftL(FileLine* fl, AstNode* lhsp, AstNode* rhsp, int setwidth=0)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {
|
|
if (setwidth) { dtypeSetLogicSized(setwidth, AstNumeric::UNSIGNED); }
|
|
}
|
|
ASTNODE_NODE_FUNCS(ShiftL)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstShiftL(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opShiftL(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f<< %r)"; }
|
|
virtual string emitC() { return "VL_SHIFTL_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "<<"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstShiftR : public AstNodeBiop {
|
|
public:
|
|
AstShiftR(FileLine* fl, AstNode* lhsp, AstNode* rhsp, int setwidth=0)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {
|
|
if (setwidth) { dtypeSetLogicSized(setwidth, AstNumeric::UNSIGNED); }
|
|
}
|
|
ASTNODE_NODE_FUNCS(ShiftR)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstShiftR(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opShiftR(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f>> %r)"; }
|
|
virtual string emitC() { return "VL_SHIFTR_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ">>"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
// LHS size might be > output size, so don't want to force size
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstShiftRS : public AstNodeBiop {
|
|
// Shift right with sign extension, >>> operator
|
|
// Output data type's width determines which bit is used for sign extension
|
|
public:
|
|
AstShiftRS(FileLine* fl, AstNode* lhsp, AstNode* rhsp, int setwidth=0)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {
|
|
// Important that widthMin be correct, as opExtend requires it after V3Expand
|
|
if (setwidth) { dtypeSetLogicSized(setwidth, AstNumeric::SIGNED); }
|
|
}
|
|
ASTNODE_NODE_FUNCS(ShiftRS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstShiftRS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
out.opShiftRS(lhs, rhs, lhsp()->widthMinV()); }
|
|
virtual string emitVerilog() { return "%k(%l %f>>> %r)"; }
|
|
virtual string emitC() { return "VL_SHIFTRS_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstAdd : public AstNodeBiComAsv {
|
|
public:
|
|
AstAdd(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Add)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAdd(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opAdd(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f+ %r)"; }
|
|
virtual string emitC() { return "VL_ADD_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "+"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
};
|
|
class AstAddD : public AstNodeBiComAsv {
|
|
public:
|
|
AstAddD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(AddD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAddD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opAddD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f+ %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "+"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstSub : public AstNodeBiop {
|
|
public:
|
|
AstSub(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Sub)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstSub(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opSub(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f- %r)"; }
|
|
virtual string emitC() { return "VL_SUB_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "-"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
};
|
|
class AstSubD : public AstNodeBiop {
|
|
public:
|
|
AstSubD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(SubD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstSubD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opSubD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f- %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "-"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstMul : public AstNodeBiComAsv {
|
|
public:
|
|
AstMul(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Mul)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstMul(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opMul(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f* %r)"; }
|
|
virtual string emitC() { return "VL_MUL_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "*"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountMul(); }
|
|
};
|
|
class AstMulD : public AstNodeBiComAsv {
|
|
public:
|
|
AstMulD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(MulD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstMulD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opMulD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f* %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "*"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
virtual int instrCount() const { return instrCountDouble(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstMulS : public AstNodeBiComAsv {
|
|
public:
|
|
AstMulS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(MulS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstMulS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opMulS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f* %r)"; }
|
|
virtual string emitC() { return "VL_MULS_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountMul(); }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstDiv : public AstNodeBiop {
|
|
public:
|
|
AstDiv(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Div)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstDiv(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opDiv(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f/ %r)"; }
|
|
virtual string emitC() { return "VL_DIV_%nq%lq%rq(%lw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountDiv(); }
|
|
};
|
|
class AstDivD : public AstNodeBiop {
|
|
public:
|
|
AstDivD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(DivD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstDivD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opDivD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f/ %r)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { return "/"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDoubleDiv(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstDivS : public AstNodeBiop {
|
|
public:
|
|
AstDivS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(DivS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstDivS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opDivS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f/ %r)"; }
|
|
virtual string emitC() { return "VL_DIVS_%nq%lq%rq(%lw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountDiv(); }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstModDiv : public AstNodeBiop {
|
|
public:
|
|
AstModDiv(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(ModDiv)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstModDiv(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opModDiv(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f%% %r)"; }
|
|
virtual string emitC() { return "VL_MODDIV_%nq%lq%rq(%lw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountDiv(); }
|
|
};
|
|
class AstModDivS : public AstNodeBiop {
|
|
public:
|
|
AstModDivS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(ModDivS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstModDivS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opModDivS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f%% %r)"; }
|
|
virtual string emitC() { return "VL_MODDIVS_%nq%lq%rq(%lw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return true; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountDiv(); }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstPow : public AstNodeBiop {
|
|
public:
|
|
AstPow(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(Pow)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstPow(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opPow(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f** %r)"; }
|
|
virtual string emitC() { return "VL_POW_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountMul()*10; }
|
|
};
|
|
class AstPowD : public AstNodeBiop {
|
|
public:
|
|
AstPowD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetDouble(); }
|
|
ASTNODE_NODE_FUNCS(PowD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstPowD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opPowD(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f** %r)"; }
|
|
virtual string emitC() { return "pow(%li,%ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDoubleDiv()*5; }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
class AstPowSU : public AstNodeBiop {
|
|
public:
|
|
AstPowSU(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(PowSU)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstPowSU(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opPowSU(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f** %r)"; }
|
|
virtual string emitC() { return "VL_POWSS_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri, 1,0)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountMul()*10; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstPowSS : public AstNodeBiop {
|
|
public:
|
|
AstPowSS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(PowSS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstPowSS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opPowSS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f** %r)"; }
|
|
virtual string emitC() { return "VL_POWSS_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri, 1,1)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountMul()*10; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstPowUS : public AstNodeBiop {
|
|
public:
|
|
AstPowUS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(PowUS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstPowUS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opPowUS(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f** %r)"; }
|
|
virtual string emitC() { return "VL_POWSS_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri, 0,1)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*instrCountMul()*10; }
|
|
virtual bool signedFlavor() const { return true; }
|
|
};
|
|
class AstEqCase : public AstNodeBiCom {
|
|
public:
|
|
AstEqCase(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(EqCase)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstEqCase(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opCaseEq(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f=== %r)"; }
|
|
virtual string emitC() { return "VL_EQ_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "=="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstNeqCase : public AstNodeBiCom {
|
|
public:
|
|
AstNeqCase(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(NeqCase)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstNeqCase(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opCaseNeq(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f!== %r)"; }
|
|
virtual string emitC() { return "VL_NEQ_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "!="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstEqWild : public AstNodeBiop {
|
|
// Note wildcard operator rhs differs from lhs
|
|
public:
|
|
AstEqWild(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(EqWild)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstEqWild(this->fileline(), lhsp, rhsp); }
|
|
static AstNodeBiop* newTyped(FileLine* fl, AstNode* lhsp, AstNode* rhsp); // Return AstEqWild/AstEqD
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opWildEq(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f==? %r)"; }
|
|
virtual string emitC() { return "VL_EQ_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "=="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstNeqWild : public AstNodeBiop {
|
|
public:
|
|
AstNeqWild(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetLogicBool(); }
|
|
ASTNODE_NODE_FUNCS(NeqWild)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstNeqWild(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opWildNeq(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%k(%l %f!=? %r)"; }
|
|
virtual string emitC() { return "VL_NEQ_%lq(%lW, %P, %li, %ri)"; }
|
|
virtual string emitSimpleOperator() { return "!="; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstConcat : public AstNodeBiop {
|
|
// If you're looking for {#{}}, see AstReplicate
|
|
public:
|
|
AstConcat(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {
|
|
if (lhsp->dtypep() && rhsp->dtypep()) {
|
|
dtypeSetLogicSized(lhsp->dtypep()->width()+rhsp->dtypep()->width(),
|
|
AstNumeric::UNSIGNED);
|
|
}
|
|
}
|
|
ASTNODE_NODE_FUNCS(Concat)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstConcat(this->fileline(), lhsp, rhsp); }
|
|
virtual string emitVerilog() { return "%f{%l, %k%r}"; }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opConcat(lhs, rhs); }
|
|
virtual string emitC() { return "VL_CONCAT_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*2; }
|
|
};
|
|
class AstConcatN : public AstNodeBiop {
|
|
// String concatenate
|
|
public:
|
|
AstConcatN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetString(); }
|
|
ASTNODE_NODE_FUNCS(ConcatN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstConcatN(this->fileline(), lhsp, rhsp); }
|
|
virtual string emitVerilog() { return "%f{%l, %k%r}"; }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opConcatN(lhs, rhs); }
|
|
virtual string emitC() { return "VL_CONCATN_NNN(%li, %ri)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountString(); }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstReplicate : public AstNodeBiop {
|
|
// Also used as a "Uniop" flavor of Concat, e.g. "{a}"
|
|
// Verilog {rhs{lhs}} - Note rhsp() is the replicate value, not the lhsp()
|
|
private:
|
|
void init() {
|
|
if (lhsp()) {
|
|
if (const AstConst* constp = VN_CAST(rhsp(), Const)) {
|
|
dtypeSetLogicSized(lhsp()->width()*constp->toUInt(),
|
|
AstNumeric::UNSIGNED);
|
|
}
|
|
}
|
|
}
|
|
public:
|
|
AstReplicate(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { init(); }
|
|
AstReplicate(FileLine* fl, AstNode* lhsp, uint32_t repCount)
|
|
: ASTGEN_SUPER(fl, lhsp, new AstConst(fl, repCount)) { init(); }
|
|
ASTNODE_NODE_FUNCS(Replicate)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstReplicate(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opRepl(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%f{%r{%k%l}}"; }
|
|
virtual string emitC() { return "VL_REPLICATE_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*2; }
|
|
};
|
|
class AstReplicateN : public AstNodeBiop {
|
|
// String replicate
|
|
private:
|
|
void init() { dtypeSetString(); }
|
|
public:
|
|
AstReplicateN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { init(); }
|
|
AstReplicateN(FileLine* fl, AstNode* lhsp, uint32_t repCount)
|
|
: ASTGEN_SUPER(fl, lhsp, new AstConst(fl, repCount)) { init(); }
|
|
ASTNODE_NODE_FUNCS(ReplicateN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstReplicateN(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opReplN(lhs, rhs); }
|
|
virtual string emitVerilog() { return "%f{%r{%k%l}}"; }
|
|
virtual string emitC() { return "VL_REPLICATEN_NN%rq(0,0,%rw, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*2; }
|
|
virtual bool stringFlavor() const { return true; }
|
|
};
|
|
class AstStreamL : public AstNodeStream {
|
|
// Verilog {rhs{lhs}} - Note rhsp() is the slice size, not the lhsp()
|
|
public:
|
|
AstStreamL(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(StreamL)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstStreamL(this->fileline(), lhsp, rhsp); }
|
|
virtual string emitVerilog() { return "%f{ << %r %k{%l} }"; }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opStreamL(lhs, rhs); }
|
|
virtual string emitC() { return "VL_STREAML_%nq%lq%rq(%nw,%lw,%rw, %P, %li, %ri)"; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*2; }
|
|
};
|
|
class AstStreamR : public AstNodeStream {
|
|
// Verilog {rhs{lhs}} - Note rhsp() is the slice size, not the lhsp()
|
|
public:
|
|
AstStreamR(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(StreamR)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstStreamR(this->fileline(), lhsp, rhsp); }
|
|
virtual string emitVerilog() { return "%f{ >> %r %k{%l} }"; }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opAssign(lhs); }
|
|
virtual string emitC() { return isWide() ? "VL_ASSIGN_W(%nw, %P, %li)" : "%li"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return true; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*2; }
|
|
};
|
|
class AstBufIf1 : public AstNodeBiop {
|
|
// lhs is enable, rhs is data to drive
|
|
// Note unlike the Verilog bufif1() UDP, this allows any width; each lhsp
|
|
// bit enables respective rhsp bit
|
|
public:
|
|
AstBufIf1(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeFrom(lhsp); }
|
|
ASTNODE_NODE_FUNCS(BufIf1)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstBufIf1(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { out.opBufIf1(lhs, rhs); }
|
|
virtual string emitVerilog() { return "bufif(%r,%l)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); } // Lclean || Rclean
|
|
virtual string emitSimpleOperator() { V3ERROR_NA_RETURN(""); } // Lclean || Rclean
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(""); } // Lclean || Rclean
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
class AstFGetS : public AstNodeBiop {
|
|
public:
|
|
AstFGetS(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(FGetS)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstFGetS(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { V3ERROR_NA; }
|
|
virtual string emitVerilog() { return "%f$fgets(%l,%r)"; }
|
|
virtual string emitC() { return "VL_FGETS_%nqX%rq(%lw, %P, &(%li), %ri)"; }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return widthInstrs()*64; }
|
|
AstNode* strgp() const { return lhsp(); }
|
|
AstNode* filep() const { return rhsp(); }
|
|
};
|
|
|
|
class AstNodeSystemBiop : public AstNodeBiop {
|
|
public:
|
|
AstNodeSystemBiop(AstType t, FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: AstNodeBiop(t, fl, lhsp, rhsp) { dtypeSetDouble(); }
|
|
virtual bool cleanOut() const { return false; }
|
|
virtual bool cleanLhs() const { return false; }
|
|
virtual bool cleanRhs() const { return false; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual int instrCount() const { return instrCountDoubleTrig(); }
|
|
virtual bool doubleFlavor() const { return true; }
|
|
};
|
|
|
|
class AstAtan2D : public AstNodeSystemBiop {
|
|
public:
|
|
AstAtan2D(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(Atan2D)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstAtan2D(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
out.setDouble(atan2(lhs.toDouble(), rhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$atan2(%l,%r)"; }
|
|
virtual string emitC() { return "atan2(%li,%ri)"; }
|
|
};
|
|
|
|
class AstHypotD : public AstNodeSystemBiop {
|
|
public:
|
|
AstHypotD(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) {}
|
|
ASTNODE_NODE_FUNCS(HypotD)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) { return new AstHypotD(this->fileline(), lhsp, rhsp); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
out.setDouble(hypot(lhs.toDouble(), rhs.toDouble())); }
|
|
virtual string emitVerilog() { return "%f$hypot(%l,%r)"; }
|
|
virtual string emitC() { return "hypot(%li,%ri)"; }
|
|
};
|
|
|
|
class AstPutcN : public AstNodeTriop {
|
|
// Verilog string.putc()
|
|
public:
|
|
AstPutcN(FileLine* fl, AstNode* lhsp, AstNode* rhsp, AstNode* ths)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp, ths) { dtypeSetString(); }
|
|
ASTNODE_NODE_FUNCS(PutcN)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs,
|
|
const V3Number& rhs, const V3Number& ths) {
|
|
out.opPutcN(lhs, rhs, ths);
|
|
}
|
|
virtual string name() const { return "putc"; }
|
|
virtual string emitVerilog() { return "%k(%l.putc(%r,%t))"; }
|
|
virtual string emitC() { return "VL_PUTC_N(%li,%ri,%ti)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool cleanThs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool sizeMattersThs() const { return false; }
|
|
};
|
|
|
|
class AstGetcN : public AstNodeBiop {
|
|
// Verilog string.getc()
|
|
public:
|
|
AstGetcN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetBitSized(8, AstNumeric::UNSIGNED); }
|
|
ASTNODE_NODE_FUNCS(GetcN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) {
|
|
return new AstGetcN(this->fileline(), lhsp, rhsp);
|
|
}
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
out.opGetcN(lhs, rhs);
|
|
}
|
|
virtual string name() const { return "getc"; }
|
|
virtual string emitVerilog() { return "%k(%l.getc(%r))"; }
|
|
virtual string emitC() { return "VL_GETC_N(%li,%ri)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
|
|
class AstGetcRefN : public AstNodeBiop {
|
|
// Verilog string[#] on the left-hand-side of assignment
|
|
// Spec says is of type byte (not string of single character)
|
|
public:
|
|
AstGetcRefN(FileLine* fl, AstNode* lhsp, AstNode* rhsp)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp) { dtypeSetBitSized(8, AstNumeric::UNSIGNED); }
|
|
ASTNODE_NODE_FUNCS(GetcRefN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) {
|
|
return new AstGetcRefN(this->fileline(), lhsp, rhsp);
|
|
}
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
V3ERROR_NA;
|
|
}
|
|
virtual string emitVerilog() { return "%k%l[%r]"; }
|
|
virtual string emitC() { V3ERROR_NA; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
|
|
class AstSubstrN : public AstNodeTriop {
|
|
// Verilog string.substr()
|
|
public:
|
|
AstSubstrN(FileLine* fl, AstNode* lhsp, AstNode* rhsp, AstNode* ths)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp, ths) { dtypeSetString(); }
|
|
ASTNODE_NODE_FUNCS(SubstrN)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs,
|
|
const V3Number& rhs, const V3Number& ths) {
|
|
out.opSubstrN(lhs, rhs, ths);
|
|
}
|
|
virtual string name() const { return "substr"; }
|
|
virtual string emitVerilog() { return "%k(%l.substr(%r,%t))"; }
|
|
virtual string emitC() { return "VL_SUBSTR_N(%li,%ri,%ti)"; }
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool cleanThs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
virtual bool sizeMattersThs() const { return false; }
|
|
};
|
|
|
|
class AstCompareNN : public AstNodeBiop {
|
|
// Verilog str.compare() and str.icompare()
|
|
private:
|
|
bool m_ignoreCase; // True for str.icompare()
|
|
public:
|
|
AstCompareNN(FileLine* fl, AstNode* lhsp, AstNode* rhsp, bool ignoreCase)
|
|
: ASTGEN_SUPER(fl, lhsp, rhsp)
|
|
, m_ignoreCase(ignoreCase) {
|
|
dtypeSetUInt32();
|
|
}
|
|
ASTNODE_NODE_FUNCS(CompareNN)
|
|
virtual AstNode* cloneType(AstNode* lhsp, AstNode* rhsp) {
|
|
return new AstCompareNN(this->fileline(), lhsp, rhsp, m_ignoreCase);
|
|
}
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) {
|
|
out.opCompareNN(lhs, rhs, m_ignoreCase);
|
|
}
|
|
virtual string name() const { return m_ignoreCase ? "icompare" : "compare"; }
|
|
virtual string emitVerilog() {
|
|
return m_ignoreCase ? "%k(%l.icompare(%r))" : "%k(%l.compare(%r))";
|
|
}
|
|
virtual string emitC() {
|
|
return m_ignoreCase ? "VL_CMP_NN(%li,%ri,true)" : "VL_CMP_NN(%li,%ri,false)";
|
|
}
|
|
virtual string emitSimpleOperator() { return ""; }
|
|
virtual bool cleanOut() const { return true; }
|
|
virtual bool cleanLhs() const { return true; }
|
|
virtual bool cleanRhs() const { return true; }
|
|
virtual bool sizeMattersLhs() const { return false; }
|
|
virtual bool sizeMattersRhs() const { return false; }
|
|
};
|
|
|
|
class AstPast : public AstNodeMath {
|
|
// Verilog $past
|
|
// Parents: math
|
|
// Children: expression
|
|
public:
|
|
AstPast(FileLine* fl, AstNode* exprp, AstNode* ticksp)
|
|
: ASTGEN_SUPER(fl) { addOp1p(exprp); addNOp2p(ticksp); }
|
|
ASTNODE_NODE_FUNCS(Past)
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { V3ERROR_NA; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(""); }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
AstNode* exprp() const { return op1p(); } // op1 = expression
|
|
AstNode* ticksp() const { return op2p(); } // op2 = ticks or NULL means 1
|
|
AstSenTree* sentreep() const { return VN_CAST(op4p(), SenTree); } // op4 = clock domain
|
|
void sentreep(AstSenTree* sentreep) { addOp4p(sentreep); } // op4 = clock domain
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstSampled : public AstNodeMath {
|
|
// Verilog $sampled
|
|
// Parents: math
|
|
// Children: expression
|
|
public:
|
|
AstSampled(FileLine* fl, AstNode* exprp)
|
|
: ASTGEN_SUPER(fl) { addOp1p(exprp); }
|
|
ASTNODE_NODE_FUNCS(Sampled)
|
|
virtual string emitVerilog() { return "$sampled(%l)"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(""); }
|
|
virtual int instrCount() const { return 0; }
|
|
AstNode* exprp() const { return op1p(); } // op1 = expression
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
class AstPattern : public AstNodeMath {
|
|
// Verilog '{a,b,c,d...}
|
|
// Parents: AstNodeAssign, AstPattern, ...
|
|
// Children: expression, AstPattern, AstPatReplicate
|
|
public:
|
|
AstPattern(FileLine* fl, AstNode* itemsp)
|
|
: ASTGEN_SUPER(fl) { addNOp2p(itemsp); }
|
|
ASTNODE_NODE_FUNCS(Pattern)
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { V3ERROR_NA; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(""); }
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
AstNodeDType* getChildDTypep() const { return childDTypep(); }
|
|
AstNodeDType* childDTypep() const { return VN_CAST(op1p(), NodeDType); } // op1 = Type assigning to
|
|
void childDTypep(AstNodeDType* nodep) { setOp1p(nodep); }
|
|
virtual AstNodeDType* subDTypep() const { return dtypep() ? dtypep() : childDTypep(); }
|
|
AstNode* itemsp() const { return op2p(); } // op2 = AstPatReplicate, AstPatMember, etc
|
|
};
|
|
class AstPatMember : public AstNodeMath {
|
|
// Verilog '{a} or '{a{b}}
|
|
// Parents: AstPattern
|
|
// Children: expression, AstPattern, replication count
|
|
private:
|
|
bool m_default;
|
|
public:
|
|
AstPatMember(FileLine* fl, AstNode* lhsp, AstNode* keyp, AstNode* repp)
|
|
: ASTGEN_SUPER(fl) { addOp1p(lhsp), setNOp2p(keyp), setNOp3p(repp); m_default = false; }
|
|
ASTNODE_NODE_FUNCS(PatMember)
|
|
virtual void numberOperate(V3Number& out, const V3Number& lhs, const V3Number& rhs) { V3ERROR_NA; }
|
|
virtual string emitVerilog() { return lhssp() ? "%f{%r{%k%l}}" : "%l"; }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitSimpleOperator() { V3ERROR_NA_RETURN(""); }
|
|
virtual bool cleanOut() const { V3ERROR_NA_RETURN(""); }
|
|
virtual int instrCount() const { return widthInstrs() * 2; }
|
|
AstNode* lhssp() const { return op1p(); } // op1 = expression to assign or another AstPattern (list if replicated)
|
|
AstNode* keyp() const { return op2p(); } // op2 = assignment key (Const, id Text)
|
|
AstNode* repp() const { return op3p(); } // op3 = replication count, or NULL for count 1
|
|
bool isDefault() const { return m_default; }
|
|
void isDefault(bool flag) { m_default = flag; }
|
|
};
|
|
|
|
//======================================================================
|
|
// Assertions
|
|
|
|
class AstClocking : public AstNode {
|
|
// Set default clock region
|
|
// Parents: MODULE
|
|
// Children: Assertions
|
|
public:
|
|
AstClocking(FileLine* fl, AstNodeSenItem* sensesp, AstNode* bodysp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addOp1p(sensesp);
|
|
addNOp2p(bodysp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(Clocking)
|
|
AstNodeSenItem* sensesp() const { return VN_CAST(op1p(), NodeSenItem); } // op1 = Sensitivity list
|
|
AstNode* bodysp() const { return op2p(); } // op2 = Body
|
|
};
|
|
|
|
//======================================================================
|
|
// PSL
|
|
|
|
class AstPropClocked : public AstNode {
|
|
// A clocked property
|
|
// Parents: ASSERT|COVER (property)
|
|
// Children: SENITEM, Properties
|
|
public:
|
|
AstPropClocked(FileLine* fl, AstNodeSenItem* sensesp, AstNode* disablep, AstNode* propp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(sensesp);
|
|
addNOp2p(disablep);
|
|
addOp3p(propp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(PropClocked)
|
|
virtual bool hasDType() const { return true; } // Used under Cover, which expects a bool child
|
|
AstNodeSenItem* sensesp() const { return VN_CAST(op1p(), NodeSenItem); } // op1 = Sensitivity list
|
|
AstNode* disablep() const { return op2p(); } // op2 = disable
|
|
AstNode* propp() const { return op3p(); } // op3 = property
|
|
};
|
|
|
|
class AstNodeCoverOrAssert : public AstNodeStmt {
|
|
// Cover or Assert
|
|
// Parents: {statement list}
|
|
// Children: expression, report string
|
|
private:
|
|
bool m_immediate; // Immediate assertion/cover
|
|
string m_name; // Name to report
|
|
public:
|
|
AstNodeCoverOrAssert(AstType t, FileLine* fl, AstNode* propp, AstNode* passsp,
|
|
bool immediate, const string& name="")
|
|
: AstNodeStmt(t, fl)
|
|
, m_immediate(immediate)
|
|
, m_name(name) {
|
|
addOp1p(propp);
|
|
addNOp4p(passsp);
|
|
}
|
|
ASTNODE_BASE_FUNCS(NodeCoverOrAssert)
|
|
virtual string name() const { return m_name; } // * = Var name
|
|
virtual V3Hash sameHash() const { return V3Hash(name()); }
|
|
virtual bool same(const AstNode* samep) const { return samep->name() == name(); }
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
AstNode* propp() const { return op1p(); } // op1 = property
|
|
AstSenTree* sentreep() const { return VN_CAST(op2p(), SenTree); } // op2 = clock domain
|
|
void sentreep(AstSenTree* sentreep) { addOp2p(sentreep); } // op2 = clock domain
|
|
AstNode* passsp() const { return op4p(); } // op4 = statements (assert/cover passes)
|
|
bool immediate() const { return m_immediate; }
|
|
};
|
|
|
|
class AstAssert : public AstNodeCoverOrAssert {
|
|
public:
|
|
ASTNODE_NODE_FUNCS(Assert)
|
|
AstAssert(FileLine* fl, AstNode* propp, AstNode* passsp, AstNode* failsp,
|
|
bool immediate, const string& name = "")
|
|
: ASTGEN_SUPER(fl, propp, passsp, immediate, name) {
|
|
addNOp3p(failsp);
|
|
}
|
|
AstNode* failsp() const { return op3p(); } // op3 = if assertion fails
|
|
};
|
|
|
|
class AstCover : public AstNodeCoverOrAssert {
|
|
public:
|
|
ASTNODE_NODE_FUNCS(Cover)
|
|
AstCover(FileLine* fl, AstNode* propp, AstNode* stmtsp,
|
|
bool immediate, const string& name = "")
|
|
: ASTGEN_SUPER(fl, propp, stmtsp, immediate, name) {}
|
|
AstNode* coverincp() const { return op3p(); } // op3 = coverage node
|
|
void coverincp(AstCoverInc* nodep) { addOp3p(nodep); } // op3 = coverage node
|
|
virtual bool immediate() const { return false; }
|
|
};
|
|
|
|
class AstRestrict : public AstNodeCoverOrAssert {
|
|
public:
|
|
ASTNODE_NODE_FUNCS(Restrict)
|
|
AstRestrict(FileLine* fl, AstNode* propp)
|
|
: ASTGEN_SUPER(fl, propp, NULL, false, "") {}
|
|
};
|
|
|
|
//======================================================================
|
|
// Text based nodes
|
|
|
|
class AstNodeSimpleText : public AstNodeText {
|
|
private:
|
|
bool m_tracking; // When emit, it's ok to parse the string to do indentation
|
|
public:
|
|
AstNodeSimpleText(AstType t, FileLine* fl, const string& textp, bool tracking=false)
|
|
: AstNodeText(t, fl, textp), m_tracking(tracking) {}
|
|
ASTNODE_BASE_FUNCS(NodeSimpleText)
|
|
void tracking(bool flag) { m_tracking = flag; }
|
|
bool tracking() const { return m_tracking; }
|
|
};
|
|
|
|
class AstText : public AstNodeSimpleText {
|
|
public:
|
|
AstText(FileLine* fl, const string& textp, bool tracking=false)
|
|
: ASTGEN_SUPER(fl, textp, tracking) {}
|
|
ASTNODE_NODE_FUNCS(Text)
|
|
};
|
|
|
|
class AstTextBlock : public AstNodeSimpleText {
|
|
private:
|
|
bool m_commas; // Comma separate emitted children
|
|
public:
|
|
explicit AstTextBlock(FileLine* fl, const string& textp = "", bool tracking = false,
|
|
bool commas = false)
|
|
: ASTGEN_SUPER(fl, textp, tracking)
|
|
, m_commas(commas) {}
|
|
ASTNODE_NODE_FUNCS(TextBlock)
|
|
void commas(bool flag) { m_commas = flag; }
|
|
bool commas() const { return m_commas; }
|
|
AstNode* nodesp() const { return op1p(); }
|
|
void addNodep(AstNode* nodep) { addOp1p(nodep); }
|
|
void addText(FileLine* fl, const string& textp, bool tracking=false) {
|
|
addNodep(new AstText(fl, textp, tracking));
|
|
}
|
|
};
|
|
|
|
class AstScCtor : public AstNodeText {
|
|
public:
|
|
AstScCtor(FileLine* fl, const string& textp)
|
|
: ASTGEN_SUPER(fl, textp) {}
|
|
ASTNODE_NODE_FUNCS(ScCtor)
|
|
virtual bool isPure() const { return false; } // SPECIAL: User may order w/other sigs
|
|
virtual bool isOutputter() const { return true; }
|
|
};
|
|
|
|
class AstScDtor : public AstNodeText {
|
|
public:
|
|
AstScDtor(FileLine* fl, const string& textp)
|
|
: ASTGEN_SUPER(fl, textp) {}
|
|
ASTNODE_NODE_FUNCS(ScDtor)
|
|
virtual bool isPure() const { return false; } // SPECIAL: User may order w/other sigs
|
|
virtual bool isOutputter() const { return true; }
|
|
};
|
|
|
|
class AstScHdr : public AstNodeText {
|
|
public:
|
|
AstScHdr(FileLine* fl, const string& textp)
|
|
: ASTGEN_SUPER(fl, textp) {}
|
|
ASTNODE_NODE_FUNCS(ScHdr)
|
|
virtual bool isPure() const { return false; } // SPECIAL: User may order w/other sigs
|
|
virtual bool isOutputter() const { return true; }
|
|
};
|
|
|
|
class AstScImp : public AstNodeText {
|
|
public:
|
|
AstScImp(FileLine* fl, const string& textp)
|
|
: ASTGEN_SUPER(fl, textp) {}
|
|
ASTNODE_NODE_FUNCS(ScImp)
|
|
virtual bool isPure() const { return false; } // SPECIAL: User may order w/other sigs
|
|
virtual bool isOutputter() const { return true; }
|
|
};
|
|
|
|
class AstScImpHdr : public AstNodeText {
|
|
public:
|
|
AstScImpHdr(FileLine* fl, const string& textp)
|
|
: ASTGEN_SUPER(fl, textp) {}
|
|
ASTNODE_NODE_FUNCS(ScImpHdr)
|
|
virtual bool isPure() const { return false; } // SPECIAL: User may order w/other sigs
|
|
virtual bool isOutputter() const { return true; }
|
|
};
|
|
|
|
class AstScInt : public AstNodeText {
|
|
public:
|
|
AstScInt(FileLine* fl, const string& textp)
|
|
: ASTGEN_SUPER(fl, textp) {}
|
|
ASTNODE_NODE_FUNCS(ScInt)
|
|
virtual bool isPure() const { return false; } // SPECIAL: User may order w/other sigs
|
|
virtual bool isOutputter() const { return true; }
|
|
};
|
|
|
|
class AstUCStmt : public AstNodeStmt {
|
|
// User $c statement
|
|
public:
|
|
AstUCStmt(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(exprsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(UCStmt)
|
|
AstNode* bodysp() const { return op1p(); } // op1 = expressions to print
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual bool isPure() const { return false; }
|
|
virtual bool isOutputter() const { return true; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
};
|
|
|
|
//======================================================================
|
|
// Emitted file nodes
|
|
|
|
class AstNodeFile : public AstNode {
|
|
// Emitted Otput file
|
|
// Parents: NETLIST
|
|
// Children: AstTextBlock
|
|
private:
|
|
string m_name; ///< Filename
|
|
public:
|
|
AstNodeFile(AstType t, FileLine* fl, const string& name)
|
|
: AstNode(t, fl) {
|
|
m_name = name;
|
|
}
|
|
ASTNODE_BASE_FUNCS(NodeFile)
|
|
virtual string name() const { return m_name; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
void tblockp(AstTextBlock* tblockp) { setOp1p(tblockp); }
|
|
AstTextBlock* tblockp() { return VN_CAST(op1p(), TextBlock); }
|
|
};
|
|
|
|
//======================================================================
|
|
// Emit V nodes
|
|
|
|
class AstVFile : public AstNodeFile {
|
|
// Verilog output file
|
|
// Parents: NETLIST
|
|
public:
|
|
AstVFile(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl, name) {}
|
|
ASTNODE_NODE_FUNCS(VFile)
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
};
|
|
|
|
//======================================================================
|
|
// Emit C nodes
|
|
|
|
class AstCFile : public AstNodeFile {
|
|
// C++ output file
|
|
// Parents: NETLIST
|
|
private:
|
|
bool m_slow:1; ///< Compile w/o optimization
|
|
bool m_source:1; ///< Source file (vs header file)
|
|
bool m_support:1; ///< Support file (non systemc)
|
|
public:
|
|
AstCFile(FileLine* fl, const string& name)
|
|
: ASTGEN_SUPER(fl, name) {
|
|
m_slow = false;
|
|
m_source = false;
|
|
m_support = false;
|
|
}
|
|
ASTNODE_NODE_FUNCS(CFile)
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
bool slow() const { return m_slow; }
|
|
void slow(bool flag) { m_slow = flag; }
|
|
bool source() const { return m_source; }
|
|
void source(bool flag) { m_source = flag; }
|
|
bool support() const { return m_support; }
|
|
void support(bool flag) { m_support = flag; }
|
|
};
|
|
|
|
class AstCFunc : public AstNode {
|
|
// C++ function
|
|
// Parents: MODULE/SCOPE
|
|
// Children: VAR/statements
|
|
private:
|
|
AstCFuncType m_funcType;
|
|
AstScope* m_scopep;
|
|
string m_name;
|
|
string m_cname; // C name, for dpiExports
|
|
string m_rtnType; // void, bool, or other return type
|
|
string m_argTypes;
|
|
string m_ifdef; // #ifdef symbol around this function
|
|
VBoolOrUnknown m_isConst; // Function is declared const (*this not changed)
|
|
VBoolOrUnknown m_isStatic; // Function is declared static (no this)
|
|
bool m_dontCombine:1; // V3Combine shouldn't compare this func tree, it's special
|
|
bool m_skipDecl:1; // Don't declare it
|
|
bool m_declPrivate:1; // Declare it private
|
|
bool m_formCallTree:1; // Make a global function to call entire tree of functions
|
|
bool m_slow:1; // Slow routine, called once or just at init time
|
|
bool m_funcPublic:1; // From user public task/function
|
|
bool m_isConstructor:1; // Is C class constructor
|
|
bool m_isDestructor:1; // Is C class destructor
|
|
bool m_isMethod:1; // Is inside a class definition
|
|
bool m_isInline:1; // Inline function
|
|
bool m_isVirtual:1; // Virtual function
|
|
bool m_symProlog:1; // Setup symbol table for later instructions
|
|
bool m_entryPoint:1; // User may call into this top level function
|
|
bool m_pure:1; // Pure function
|
|
bool m_dpiExport:1; // From dpi export
|
|
bool m_dpiExportWrapper:1; // From dpi export; static function with dispatch table
|
|
bool m_dpiImport:1; // From dpi import
|
|
bool m_dpiImportWrapper:1; // Wrapper from dpi import
|
|
public:
|
|
AstCFunc(FileLine* fl, const string& name, AstScope* scopep, const string& rtnType="")
|
|
: ASTGEN_SUPER(fl) {
|
|
m_funcType = AstCFuncType::FT_NORMAL;
|
|
m_isConst = VBoolOrUnknown::BU_UNKNOWN; // Unknown until analyzed
|
|
m_isStatic = VBoolOrUnknown::BU_UNKNOWN; // Unknown until see where thisp needed
|
|
m_scopep = scopep;
|
|
m_name = name;
|
|
m_rtnType = rtnType;
|
|
m_dontCombine = false;
|
|
m_skipDecl = false;
|
|
m_declPrivate = false;
|
|
m_formCallTree = false;
|
|
m_slow = false;
|
|
m_funcPublic = false;
|
|
m_isConstructor = false;
|
|
m_isDestructor = false;
|
|
m_isMethod = true;
|
|
m_isInline = false;
|
|
m_isVirtual = false;
|
|
m_symProlog = false;
|
|
m_entryPoint = false;
|
|
m_pure = false;
|
|
m_dpiExport = false;
|
|
m_dpiExportWrapper = false;
|
|
m_dpiImport = false;
|
|
m_dpiImportWrapper = false;
|
|
}
|
|
ASTNODE_NODE_FUNCS(CFunc)
|
|
virtual string name() const { return m_name; }
|
|
virtual const char* broken() const { BROKEN_RTN((m_scopep && !m_scopep->brokeExists())); return NULL; }
|
|
virtual bool maybePointedTo() const { return true; }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const {
|
|
const AstCFunc* asamep = static_cast<const AstCFunc*>(samep);
|
|
return ((funcType() == asamep->funcType())
|
|
&& (rtnTypeVoid() == asamep->rtnTypeVoid())
|
|
&& (argTypes() == asamep->argTypes())
|
|
&& (!(dpiImport() || dpiExport())
|
|
|| name() == asamep->name())); }
|
|
//
|
|
virtual void name(const string& name) { m_name = name; }
|
|
virtual int instrCount() const { return dpiImport() ? instrCountDpi() : 0; }
|
|
VBoolOrUnknown isConst() const { return m_isConst; }
|
|
void isConst(bool flag) { m_isConst.setTrueOrFalse(flag); }
|
|
void isConst(VBoolOrUnknown flag) { m_isConst = flag; }
|
|
VBoolOrUnknown isStatic() const { return m_isStatic; }
|
|
void isStatic(bool flag) { m_isStatic.setTrueOrFalse(flag); }
|
|
void isStatic(VBoolOrUnknown flag) { m_isStatic = flag; }
|
|
void cname(const string& name) { m_cname = name; }
|
|
string cname() const { return m_cname; }
|
|
AstScope* scopep() const { return m_scopep; }
|
|
void scopep(AstScope* nodep) { m_scopep = nodep; }
|
|
string rtnTypeVoid() const { return ((m_rtnType=="") ? "void" : m_rtnType); }
|
|
bool dontCombine() const { return m_dontCombine || funcType()!=AstCFuncType::FT_NORMAL; }
|
|
void dontCombine(bool flag) { m_dontCombine = flag; }
|
|
bool dontInline() const { return dontCombine() || slow() || skipDecl() || funcPublic(); }
|
|
bool skipDecl() const { return m_skipDecl; }
|
|
void skipDecl(bool flag) { m_skipDecl = flag; }
|
|
bool declPrivate() const { return m_declPrivate; }
|
|
void declPrivate(bool flag) { m_declPrivate = flag; }
|
|
bool formCallTree() const { return m_formCallTree; }
|
|
void formCallTree(bool flag) { m_formCallTree = flag; }
|
|
bool slow() const { return m_slow; }
|
|
void slow(bool flag) { m_slow = flag; }
|
|
bool funcPublic() const { return m_funcPublic; }
|
|
void funcPublic(bool flag) { m_funcPublic = flag; }
|
|
void argTypes(const string& str) { m_argTypes = str; }
|
|
string argTypes() const { return m_argTypes; }
|
|
void ifdef(const string& str) { m_ifdef = str; }
|
|
string ifdef() const { return m_ifdef; }
|
|
void funcType(AstCFuncType flag) { m_funcType = flag; }
|
|
AstCFuncType funcType() const { return m_funcType; }
|
|
bool isConstructor() const { return m_isConstructor; }
|
|
void isConstructor(bool flag) { m_isConstructor = flag; }
|
|
bool isDestructor() const { return m_isDestructor; }
|
|
void isDestructor(bool flag) { m_isDestructor = flag; }
|
|
bool isMethod() const { return m_isMethod; }
|
|
void isMethod(bool flag) { m_isMethod = flag; }
|
|
bool isInline() const { return m_isInline; }
|
|
void isInline(bool flag) { m_isInline = flag; }
|
|
bool isVirtual() const { return m_isVirtual; }
|
|
void isVirtual(bool flag) { m_isVirtual = flag; }
|
|
bool symProlog() const { return m_symProlog; }
|
|
void symProlog(bool flag) { m_symProlog = flag; }
|
|
bool entryPoint() const { return m_entryPoint; }
|
|
void entryPoint(bool flag) { m_entryPoint = flag; }
|
|
bool pure() const { return m_pure; }
|
|
void pure(bool flag) { m_pure = flag; }
|
|
bool dpiExport() const { return m_dpiExport; }
|
|
void dpiExport(bool flag) { m_dpiExport = flag; }
|
|
bool dpiExportWrapper() const { return m_dpiExportWrapper; }
|
|
void dpiExportWrapper(bool flag) { m_dpiExportWrapper = flag; }
|
|
bool dpiImport() const { return m_dpiImport; }
|
|
void dpiImport(bool flag) { m_dpiImport = flag; }
|
|
bool dpiImportWrapper() const { return m_dpiImportWrapper; }
|
|
void dpiImportWrapper(bool flag) { m_dpiImportWrapper = flag; }
|
|
//
|
|
// If adding node accessors, see below emptyBody
|
|
AstNode* argsp() const { return op1p(); }
|
|
void addArgsp(AstNode* nodep) { addOp1p(nodep); }
|
|
AstNode* initsp() const { return op2p(); }
|
|
void addInitsp(AstNode* nodep) { addOp2p(nodep); }
|
|
AstNode* stmtsp() const { return op3p(); }
|
|
void addStmtsp(AstNode* nodep) { addOp3p(nodep); }
|
|
AstNode* finalsp() const { return op4p(); }
|
|
void addFinalsp(AstNode* nodep) { addOp4p(nodep); }
|
|
// Special methods
|
|
bool emptyBody() const { return argsp()==NULL && initsp()==NULL && stmtsp()==NULL && finalsp()==NULL; }
|
|
};
|
|
|
|
class AstCCall : public AstNodeCCall {
|
|
// C++ function call
|
|
// Parents: Anything above a statement
|
|
// Children: Args to the function
|
|
public:
|
|
AstCCall(FileLine* fl, AstCFunc* funcp, AstNode* argsp = NULL)
|
|
: ASTGEN_SUPER(fl, funcp, argsp) {}
|
|
// Replacement form for V3Combine
|
|
// Note this removes old attachments from the oldp
|
|
AstCCall(AstCCall* oldp, AstCFunc* funcp)
|
|
: ASTGEN_SUPER(oldp, funcp) {}
|
|
ASTNODE_NODE_FUNCS(CCall)
|
|
};
|
|
|
|
class AstCMethodCall : public AstNodeCCall {
|
|
// C++ method call
|
|
// Parents: Anything above a statement
|
|
// Children: Args to the function
|
|
public:
|
|
AstCMethodCall(FileLine* fl, AstNode* fromp, AstCFunc* funcp, AstNode* argsp = NULL)
|
|
: ASTGEN_SUPER(fl, funcp, argsp) {
|
|
setOp1p(fromp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(CMethodCall)
|
|
virtual const char* broken() const {
|
|
BROKEN_BASE_RTN(AstNodeCCall::broken());
|
|
BROKEN_RTN(!fromp());
|
|
return NULL;
|
|
}
|
|
AstNode* fromp() const { return op1p(); } // op1 = Extracting what (NULL=TBD during parsing)
|
|
void fromp(AstNode* nodep) { setOp1p(nodep); }
|
|
};
|
|
|
|
class AstCReturn : public AstNodeStmt {
|
|
// C++ return from a function
|
|
// Parents: CFUNC/statement
|
|
// Children: Math
|
|
public:
|
|
AstCReturn(FileLine* fl, AstNode* lhsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
setOp1p(lhsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(CReturn)
|
|
virtual int instrCount() const { return widthInstrs(); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
//
|
|
AstNode* lhsp() const { return op1p(); }
|
|
};
|
|
|
|
class AstCMath : public AstNodeMath {
|
|
private:
|
|
bool m_cleanOut;
|
|
bool m_pure; // Pure optimizable
|
|
public:
|
|
// Emit C textual math function (like AstUCFunc)
|
|
AstCMath(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl), m_cleanOut(true), m_pure(false) {
|
|
addOp1p(exprsp);
|
|
dtypeFrom(exprsp);
|
|
}
|
|
AstCMath(FileLine* fl, const string& textStmt, int setwidth, bool cleanOut=true)
|
|
: ASTGEN_SUPER(fl), m_cleanOut(cleanOut), m_pure(true) {
|
|
addNOp1p(new AstText(fl, textStmt, true));
|
|
if (setwidth) { dtypeSetLogicSized(setwidth, AstNumeric::UNSIGNED); }
|
|
}
|
|
ASTNODE_NODE_FUNCS(CMath)
|
|
virtual bool isGateOptimizable() const { return m_pure; }
|
|
virtual bool isPredictOptimizable() const { return m_pure; }
|
|
virtual bool cleanOut() const { return m_cleanOut; }
|
|
virtual string emitVerilog() { V3ERROR_NA_RETURN(""); }
|
|
virtual string emitC() { V3ERROR_NA_RETURN(""); }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
void addBodysp(AstNode* nodep) { addNOp1p(nodep); }
|
|
AstNode* bodysp() const { return op1p(); } // op1 = expressions to print
|
|
bool pure() const { return m_pure; }
|
|
void pure(bool flag) { m_pure = flag; }
|
|
};
|
|
|
|
class AstCReset : public AstNodeStmt {
|
|
// Reset variable at startup
|
|
public:
|
|
AstCReset(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(exprsp);
|
|
}
|
|
ASTNODE_NODE_FUNCS(CReset)
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
AstVarRef* varrefp() const { return VN_CAST(op1p(), VarRef); } // op1 = varref to reset
|
|
};
|
|
|
|
class AstCStmt : public AstNodeStmt {
|
|
// Emit C statement
|
|
public:
|
|
AstCStmt(FileLine* fl, AstNode* exprsp)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(exprsp);
|
|
}
|
|
AstCStmt(FileLine* fl, const string& textStmt)
|
|
: ASTGEN_SUPER(fl) {
|
|
addNOp1p(new AstText(fl, textStmt, true));
|
|
}
|
|
ASTNODE_NODE_FUNCS(CStmt)
|
|
virtual bool isGateOptimizable() const { return false; }
|
|
virtual bool isPredictOptimizable() const { return false; }
|
|
virtual V3Hash sameHash() const { return V3Hash(); }
|
|
virtual bool same(const AstNode* samep) const { return true; }
|
|
void addBodysp(AstNode* nodep) { addNOp1p(nodep); }
|
|
AstNode* bodysp() const { return op1p(); } // op1 = expressions to print
|
|
};
|
|
|
|
class AstCUse : public AstNode {
|
|
// C++ use of a class or #include; indicates need of forward declaration
|
|
// Parents: NODEMODULE
|
|
private:
|
|
VUseType m_useType; // What sort of use this is
|
|
string m_name;
|
|
public:
|
|
AstCUse(FileLine* fl, VUseType useType, const string& name)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_useType(useType)
|
|
, m_name(name) {}
|
|
ASTNODE_NODE_FUNCS(CUse)
|
|
virtual string name() const { return m_name; }
|
|
virtual void dump(std::ostream& str = std::cout) const;
|
|
VUseType useType() const { return m_useType; }
|
|
void useType(VUseType useType) { m_useType = useType; }
|
|
};
|
|
|
|
class AstMTaskBody : public AstNode {
|
|
// Hold statements for each MTask
|
|
private:
|
|
ExecMTask* m_execMTaskp;
|
|
public:
|
|
explicit AstMTaskBody(FileLine* fl)
|
|
: ASTGEN_SUPER(fl)
|
|
, m_execMTaskp(NULL) {}
|
|
ASTNODE_NODE_FUNCS(MTaskBody);
|
|
virtual const char* broken() const { BROKEN_RTN(!m_execMTaskp); return NULL; }
|
|
AstNode* stmtsp() const { return op1p(); }
|
|
void addStmtsp(AstNode* nodep) { addOp1p(nodep); }
|
|
ExecMTask* execMTaskp() const { return m_execMTaskp; }
|
|
void execMTaskp(ExecMTask* execMTaskp) { m_execMTaskp = execMTaskp; }
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
};
|
|
|
|
class AstExecGraph : public AstNode {
|
|
// For parallel execution, this node contains a dependency graph. Each
|
|
// node in the graph is an ExecMTask, which contains a body for the
|
|
// mtask, which contains a set of AstActive's, each of which calls a
|
|
// leaf AstCFunc. whew!
|
|
//
|
|
// The mtask bodies are also children of this node, so we can visit
|
|
// them without traversing the graph (it's not always needed to
|
|
// traverse the graph.)
|
|
private:
|
|
V3Graph *m_depGraphp; // contains ExecMTask's
|
|
public:
|
|
explicit AstExecGraph(FileLine* fl);
|
|
ASTNODE_NODE_FUNCS_NO_DTOR(ExecGraph)
|
|
virtual ~AstExecGraph();
|
|
virtual const char* broken() const { BROKEN_RTN(!m_depGraphp); return NULL; }
|
|
const V3Graph* depGraphp() const { return m_depGraphp; }
|
|
V3Graph* mutableDepGraphp() { return m_depGraphp; }
|
|
void addMTaskBody(AstMTaskBody* bodyp) { addOp1p(bodyp); }
|
|
};
|
|
|
|
class AstSplitPlaceholder : public AstNode {
|
|
public:
|
|
// Dummy node used within V3Split; never exists outside of V3Split.
|
|
explicit AstSplitPlaceholder(FileLine* fl)
|
|
: ASTGEN_SUPER(fl) {}
|
|
ASTNODE_NODE_FUNCS(SplitPlaceholder)
|
|
};
|
|
|
|
//######################################################################
|
|
// Right below top
|
|
|
|
class AstTypeTable : public AstNode {
|
|
// Container for hash of standard data types
|
|
// Children: NODEDTYPEs
|
|
AstVoidDType* m_voidp;
|
|
AstBasicDType* m_basicps[AstBasicDTypeKwd::_ENUM_MAX];
|
|
//
|
|
typedef std::map<VBasicTypeKey,AstBasicDType*> DetailedMap;
|
|
DetailedMap m_detailedMap;
|
|
public:
|
|
explicit AstTypeTable(FileLine* fl)
|
|
: ASTGEN_SUPER(fl), m_voidp(NULL) {
|
|
for (int i=0; i<AstBasicDTypeKwd::_ENUM_MAX; ++i) m_basicps[i] = NULL;
|
|
}
|
|
ASTNODE_NODE_FUNCS(TypeTable)
|
|
AstNodeDType* typesp() const { return VN_CAST(op1p(), NodeDType);} // op1 = List of dtypes
|
|
void addTypesp(AstNodeDType* nodep) { addOp1p(nodep); }
|
|
AstVoidDType* findVoidDType(FileLine* fl);
|
|
AstBasicDType* findBasicDType(FileLine* fl, AstBasicDTypeKwd kwd);
|
|
AstBasicDType* findLogicBitDType(FileLine* fl, AstBasicDTypeKwd kwd,
|
|
int width, int widthMin, AstNumeric numeric);
|
|
AstBasicDType* findLogicBitDType(FileLine* fl, AstBasicDTypeKwd kwd,
|
|
VNumRange range, int widthMin, AstNumeric numeric);
|
|
AstBasicDType* findInsertSameDType(AstBasicDType* nodep);
|
|
void clearCache();
|
|
void repairCache();
|
|
virtual void dump(std::ostream& str=std::cout) const;
|
|
};
|
|
|
|
//######################################################################
|
|
// Top
|
|
|
|
class AstNetlist : public AstNode {
|
|
// All modules are under this single top node.
|
|
// Parents: none
|
|
// Children: MODULEs & CFILEs
|
|
private:
|
|
AstTypeTable* m_typeTablep; // Reference to top type table, for faster lookup
|
|
AstPackage* m_dollarUnitPkgp; // $unit
|
|
AstCFunc* m_evalp; // The '_eval' function
|
|
AstExecGraph* m_execGraphp; // Execution MTask graph for threads>1 mode
|
|
public:
|
|
AstNetlist()
|
|
: ASTGEN_SUPER(new FileLine(FileLine::builtInFilename()))
|
|
, m_typeTablep(NULL)
|
|
, m_dollarUnitPkgp(NULL)
|
|
, m_evalp(NULL)
|
|
, m_execGraphp(NULL) {}
|
|
ASTNODE_NODE_FUNCS(Netlist)
|
|
virtual const char* broken() const {
|
|
BROKEN_RTN(m_dollarUnitPkgp && !m_dollarUnitPkgp->brokeExists());
|
|
BROKEN_RTN(m_evalp && !m_evalp->brokeExists());
|
|
return NULL;
|
|
}
|
|
AstNodeModule* modulesp() const { // op1 = List of modules
|
|
return VN_CAST(op1p(), NodeModule); }
|
|
AstNodeModule* topModulep() const { // * = Top module in hierarchy (first one added, for now)
|
|
return VN_CAST(op1p(), NodeModule); }
|
|
void addModulep(AstNodeModule* modulep) { addOp1p(modulep); }
|
|
AstNodeFile* filesp() const { return VN_CAST(op2p(), NodeFile); } // op2 = List of files
|
|
void addFilesp(AstNodeFile* filep) { addOp2p(filep); }
|
|
AstNode* miscsp() const { return op3p(); } // op3 = List of dtypes etc
|
|
void addMiscsp(AstNode* nodep) { addOp3p(nodep); }
|
|
AstTypeTable* typeTablep() { return m_typeTablep; }
|
|
void addTypeTablep(AstTypeTable* nodep) { m_typeTablep = nodep; addMiscsp(nodep); }
|
|
AstPackage* dollarUnitPkgp() const { return m_dollarUnitPkgp; }
|
|
AstPackage* dollarUnitPkgAddp() {
|
|
if (!m_dollarUnitPkgp) {
|
|
m_dollarUnitPkgp = new AstPackage(fileline(), AstPackage::dollarUnitName());
|
|
m_dollarUnitPkgp->inLibrary(true); // packages are always libraries; don't want to make them a "top"
|
|
m_dollarUnitPkgp->modTrace(false); // may reconsider later
|
|
m_dollarUnitPkgp->internal(true);
|
|
addModulep(m_dollarUnitPkgp);
|
|
}
|
|
return m_dollarUnitPkgp; }
|
|
AstCFunc* evalp() const { return m_evalp; }
|
|
void evalp(AstCFunc* evalp) { m_evalp = evalp; }
|
|
AstExecGraph* execGraphp() const { return m_execGraphp; }
|
|
void execGraphp(AstExecGraph* graphp) { m_execGraphp = graphp; }
|
|
};
|
|
|
|
//######################################################################
|
|
|
|
#undef ASTGEN_SUPER
|
|
|
|
#endif // Guard
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