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Fix randcase inside function.

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This commit is contained in:
Wilson Snyder
2022-11-18 21:30:34 -05:00
parent b2d92b7c25
commit 0322e9da7e
2 changed files with 20 additions and 1 deletions
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src/V3Randomize.cpp
+10 -1
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@@ -126,6 +126,7 @@ private:
// STATE
AstNodeModule* m_modp = nullptr; // Current module
AstNodeFTask* m_ftaskp = nullptr; // Current function/task
size_t m_enumValueTabCount = 0; // Number of tables with enum values created
int m_randCaseNum = 0; // Randcase number within a module for var naming
@@ -209,12 +210,19 @@ private:
// VISITORS
void visit(AstNodeModule* nodep) override {
VL_RESTORER(m_modp);
VL_RESTORER(m_randCaseNum);
m_modp = nodep;
m_randCaseNum = 0;
iterateChildren(nodep);
}
void visit(AstNodeFTask* nodep) override {
VL_RESTORER(m_ftaskp);
m_ftaskp = nodep;
iterateChildren(nodep);
}
void visit(AstClass* nodep) override {
VL_RESTORER(m_modp);
VL_RESTORER(m_randCaseNum);
m_modp = nodep;
m_randCaseNum = 0;
@@ -278,8 +286,9 @@ private:
FileLine* const fl = nodep->fileline();
const std::string name = "__Vrandcase" + cvtToStr(m_randCaseNum++);
AstVar* const randVarp = new AstVar{fl, VVarType::STMTTEMP, name, sumDTypep};
AstVar* const randVarp = new AstVar{fl, VVarType::BLOCKTEMP, name, sumDTypep};
randVarp->noSubst(true);
if (m_ftaskp) randVarp->funcLocal(true);
AstNodeExpr* sump = new AstConst{fl, AstConst::WidthedValue{}, 64, 0};
AstNodeIf* firstIfsp
= new AstIf{fl, new AstConst{fl, AstConst::BitFalse{}}, nullptr, nullptr};