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Internals: Refactor some emit code towards classes. No functional change intended.

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This commit is contained in:
Wilson Snyder 2020-01-20 14:07:03 -05:00
parent e8ff191a17
commit 0352ceea44
1 changed files with 54 additions and 57 deletions
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111
src/V3EmitC.cpp
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@ -150,6 +150,60 @@ public:
}
}
struct CmpName {
inline bool operator()(const AstNode* lhsp, const AstNode* rhsp) const {
return lhsp->name() < rhsp->name();
}
};
void emitIntFuncDecls(AstNodeModule* modp) {
typedef std::vector<const AstCFunc*> FuncVec;
FuncVec funcsp;
for (AstNode* nodep = modp->stmtsp(); nodep; nodep = nodep->nextp()) {
if (const AstCFunc* funcp = VN_CAST(nodep, CFunc)) {
if (!funcp->skipDecl()) { funcsp.push_back(funcp); }
}
}
stable_sort(funcsp.begin(), funcsp.end(), CmpName());
for (FuncVec::iterator it = funcsp.begin(); it != funcsp.end(); ++it) {
const AstCFunc* funcp = *it;
if (!funcp->dpiImport()) { // DPI is prototyped in __Dpi.h
ofp()->putsPrivate(funcp->declPrivate());
if (!funcp->ifdef().empty()) puts("#ifdef " + funcp->ifdef() + "\n");
if (funcp->isStatic().trueU()) puts("static ");
puts(funcp->rtnTypeVoid());
puts(" ");
puts(funcp->nameProtect());
puts("(" + cFuncArgs(funcp) + ")");
if (funcp->slow()) puts(" VL_ATTR_COLD");
puts(";\n");
if (!funcp->ifdef().empty()) puts("#endif // " + funcp->ifdef() + "\n");
}
}
if (modp->isTop() && v3Global.opt.mtasks()) {
// Emit the mtask func prototypes.
AstExecGraph* execGraphp = v3Global.rootp()->execGraphp();
UASSERT_OBJ(execGraphp, v3Global.rootp(), "Root should have an execGraphp");
const V3Graph* depGraphp = execGraphp->depGraphp();
for (const V3GraphVertex* vxp = depGraphp->verticesBeginp(); vxp;
vxp = vxp->verticesNextp()) {
const ExecMTask* mtp = dynamic_cast<const ExecMTask*>(vxp);
if (mtp->threadRoot()) {
// Emit function declaration for this mtask
ofp()->putsPrivate(true);
puts("static void ");
puts(protect(mtp->cFuncName()));
puts("(bool even_cycle, void* symtab);\n");
}
}
// No AstCFunc for this one, as it's synthetic. Just write it:
puts("static void __Vmtask__final(bool even_cycle, void* symtab);\n");
}
}
// VISITORS
virtual void visit(AstNodeAssign* nodep) {
bool paren = true; bool decind = false;
@ -1429,7 +1483,6 @@ class EmitCImp : EmitCStmts {
void emitDestructorImp(AstNodeModule* modp);
void emitSavableImp(AstNodeModule* modp);
void emitTextSection(AstType type);
void emitIntFuncDecls(AstNodeModule* modp);
// High level
void emitImp(AstNodeModule* modp);
void emitSettleLoop(const std::string& eval_call, bool initial);
@ -2448,62 +2501,6 @@ void EmitCStmts::emitSortedVarList(const VarVec& anons,
}
}
struct CmpName {
inline bool operator() (const AstNode* lhsp, const AstNode* rhsp) const {
return lhsp->name() < rhsp->name();
}
};
void EmitCImp::emitIntFuncDecls(AstNodeModule* modp) {
typedef std::vector<const AstCFunc*> FuncVec;
FuncVec funcsp;
for (AstNode* nodep = modp->stmtsp(); nodep; nodep = nodep->nextp()) {
if (const AstCFunc* funcp = VN_CAST(nodep, CFunc)) {
if (!funcp->skipDecl()) {
funcsp.push_back(funcp);
}
}
}
stable_sort(funcsp.begin(), funcsp.end(), CmpName());
for (FuncVec::iterator it = funcsp.begin(); it != funcsp.end(); ++it) {
const AstCFunc* funcp = *it;
if (!funcp->dpiImport()) { // DPI is prototyped in __Dpi.h
ofp()->putsPrivate(funcp->declPrivate());
if (!funcp->ifdef().empty()) puts("#ifdef " + funcp->ifdef() + "\n");
if (funcp->isStatic().trueU()) puts("static ");
puts(funcp->rtnTypeVoid());
puts(" ");
puts(funcp->nameProtect());
puts("(" + cFuncArgs(funcp) + ")");
if (funcp->slow()) puts(" VL_ATTR_COLD");
puts(";\n");
if (!funcp->ifdef().empty()) puts("#endif // " + funcp->ifdef() + "\n");
}
}
if (modp->isTop() && v3Global.opt.mtasks()) {
// Emit the mtask func prototypes.
AstExecGraph* execGraphp = v3Global.rootp()->execGraphp();
UASSERT_OBJ(execGraphp, v3Global.rootp(), "Root should have an execGraphp");
const V3Graph* depGraphp = execGraphp->depGraphp();
for (const V3GraphVertex* vxp = depGraphp->verticesBeginp();
vxp; vxp = vxp->verticesNextp()) {
const ExecMTask* mtp = dynamic_cast<const ExecMTask*>(vxp);
if (mtp->threadRoot()) {
// Emit function declaration for this mtask
ofp()->putsPrivate(true);
puts("static void "); puts(protect(mtp->cFuncName()));
puts("(bool even_cycle, void* symtab);\n");
}
}
// No AstCFunc for this one, as it's synthetic. Just write it:
puts("static void __Vmtask__final(bool even_cycle, void* symtab);\n");
}
}
void EmitCImp::emitMTaskState() {
ofp()->putsPrivate(true);
AstExecGraph* execGraphp = v3Global.rootp()->execGraphp();