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Internals: Use faster VNVisitorConst where able. No functional change intended.

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This commit is contained in:
Wilson Snyder
2023-11-12 18:26:40 -05:00
parent 2882737bcd
commit ee3ba7c761
7 changed files with 44 additions and 44 deletions
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src/V3CUse.cpp
+11 -11
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@@ -33,7 +33,7 @@ VL_DEFINE_DEBUG_FUNCTIONS;
// Visit within a module all nodes and data types they reference, finding
// any classes so we can make sure they are defined when Verilated code
// compiles
class CUseVisitor final : public VNVisitor {
class CUseVisitor final : public VNVisitorConst {
// NODE STATE
// AstNode::user1() -> bool. True if already visited
const VNUser1InUse m_inuser1;
@@ -56,44 +56,44 @@ class CUseVisitor final : public VNVisitor {
}
void visit(AstCFunc* nodep) override {
if (nodep->user1SetOnce()) return;
iterateAndNextNull(nodep->argsp());
iterateAndNextNull(nodep->stmtsp());
iterateAndNextConstNull(nodep->argsp());
iterateAndNextConstNull(nodep->stmtsp());
}
void visit(AstCCall* nodep) override { return; }
void visit(AstCReturn* nodep) override {
UASSERT(!nodep->user1SetOnce(), "Visited same return twice.");
iterate(nodep->lhsp()->dtypep());
iterateConst(nodep->lhsp()->dtypep());
}
void visit(AstNodeDType* nodep) override {
if (nodep->virtRefDTypep()) iterate(nodep->virtRefDTypep());
if (nodep->virtRefDType2p()) iterate(nodep->virtRefDType2p());
if (nodep->virtRefDTypep()) iterateConst(nodep->virtRefDTypep());
if (nodep->virtRefDType2p()) iterateConst(nodep->virtRefDType2p());
// Add a CUse for every struct that requires a declaration
AstNodeUOrStructDType* const stypep = VN_CAST(nodep->skipRefp(), NodeUOrStructDType);
if (stypep && stypep->classOrPackagep()) {
addNewUse(nodep, VUseType::INT_INCLUDE, stypep->classOrPackagep()->name());
iterateChildren(stypep);
iterateChildrenConst(stypep);
} else if (AstClassRefDType* const classp = VN_CAST(nodep->skipRefp(), ClassRefDType)) {
addNewUse(nodep, VUseType::INT_FWD_CLASS, classp->name());
}
}
void visit(AstNode* nodep) override {
if (nodep->user1SetOnce()) return; // Process once
if (nodep->dtypep()) iterate(nodep->dtypep());
iterateChildren(nodep);
if (nodep->dtypep()) iterateConst(nodep->dtypep());
iterateChildrenConst(nodep);
}
void visit(AstCell* nodep) override {
if (nodep->user1SetOnce()) return; // Process once
// Currently no IMP_INCLUDE because we include __Syms which has them all
addNewUse(nodep, VUseType::INT_FWD_CLASS, nodep->modp()->name());
iterateChildren(nodep);
iterateChildrenConst(nodep);
}
public:
// CONSTRUCTORS
explicit CUseVisitor(AstNodeModule* modp)
: m_modp(modp) {
iterate(modp);
iterateConst(modp);
for (auto& used : m_didUse) {
AstCUse* const newp = new AstCUse{used.second.first, used.second.second, used.first};