mirror of
https://github.com/verilator/verilator.git
synced 2025-01-01 04:07:34 +00:00
ffe76717c6
Signed-off-by: Krzysztof Bieganski <kbieganski@antmicro.com> Signed-off-by: Bartłomiej Chmiel <bchmiel@antmicro.com> Signed-off-by: Arkadiusz Kozdra <akozdra@antmicro.com> Co-authored-by: Krzysztof Bieganski <kbieganski@antmicro.com> Co-authored-by: Arkadiusz Kozdra <akozdra@antmicro.com> Co-authored-by: Wilson Snyder <wsnyder@wsnyder.org>
37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
// -*- mode: C++; c-file-style: "cc-mode" -*-
|
|
//*************************************************************************
|
|
// DESCRIPTION: Verilator: Estimate stackuction count to run the logic
|
|
// we would generate for any given AST subtree.
|
|
//
|
|
// Code available from: https://verilator.org
|
|
//
|
|
//*************************************************************************
|
|
//
|
|
// Copyright 2003-2024 by Wilson Snyder. This program is free software; you
|
|
// can redistribute it and/or modify it under the terms of either the GNU
|
|
// Lesser General Public License Version 3 or the Perl Artistic License
|
|
// Version 2.0.
|
|
// SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
|
|
//
|
|
//*************************************************************************
|
|
|
|
#ifndef VERILATOR_V3STACKCOUNT_H_
|
|
#define VERILATOR_V3STACKCOUNT_H_
|
|
|
|
#include "config_build.h"
|
|
#include "verilatedos.h"
|
|
|
|
class AstNode;
|
|
|
|
class V3StackCount final {
|
|
public:
|
|
// Return the estimate count of bytes needed in stack we'd incur while
|
|
// running code in and under nodep.
|
|
//
|
|
// This is a rough estimate; we don't know what path we'll take through
|
|
// conditionals in nodep, so we assume we take the longest path.
|
|
static uint64_t count(AstNode* nodep) VL_MT_DISABLED;
|
|
};
|
|
|
|
#endif // guard
|