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Support covergroups, coverpoints, and bins (#784) (#7117)

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Fixes #784.
This commit is contained in:
Matthew Ballance
2026-06-05 09:35:01 -04:00
committed by GitHub
parent 7e2fe64ae2
commit 2886291eba
163 changed files with 7575 additions and 1123 deletions
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src/V3Coverage.cpp
+12 -1
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@@ -288,6 +288,18 @@ class CoverageVisitor final : public VNVisitor {
}
iterateChildren(nodep);
}
void visit(AstClass* nodep) override {
VL_RESTORER(m_modp);
VL_RESTORER(m_state);
VL_RESTORER(m_exprTempNames);
VL_RESTORER(m_funcTemps);
createHandle(nodep);
m_modp = nodep;
// Covergroup declarations are not executable statements; suppress line/expr/toggle
// coverage so declarative elements (covergroup, coverpoint, cross) are not annotated
m_state.m_inModOff = nodep->isCovergroup();
iterateChildren(nodep);
}
void visit(AstAlways* nodep) override {
if (nodep->keyword() == VAlwaysKwd::CONT_ASSIGN) {
// Handle continuous assigns for expression coverage (but not line coverage)
@@ -806,7 +818,6 @@ class CoverageVisitor final : public VNVisitor {
pair.first->second = varp;
if (m_ftaskp) {
varp->funcLocal(true);
varp->lifetime(VLifetime::AUTOMATIC_EXPLICIT);
m_ftaskp->stmtsp()->addHereThisAsNext(varp);
} else {
m_modp->stmtsp()->addHereThisAsNext(varp);