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Support embedded covergroup clocking events (#8028)

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This commit is contained in:
Marco Bartoli
2026-08-09 13:55:04 -04:00
committed by GitHub
parent dde6aa34ce
commit 645b8cdf24
28 changed files with 683 additions and 99 deletions
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src/V3Fork.cpp
+4 -2
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@@ -658,8 +658,10 @@ class ForkVisitor final : public VNVisitor {
// join_any block the parent process, deferring branch start with a synthetic #0 delay is
// normally only needed for join_none. A fork that can be disabled by name needs the same
// deferral for every join type so all branches register their processes before any branch
// body can disable the block.
if (nodep->joinType().joinNone() || forkIsDisableable(nodep)) {
// body can disable the block. Compiler-generated immediate-start forks already have the
// required ordering and must arm their event controls before the parent continues.
if ((nodep->joinType().joinNone() && !nodep->immediateStart())
|| forkIsDisableable(nodep)) {
UINFO(9, "Adding fork branch start sentinels " << nodep);
FileLine* fl = nodep->fileline();
// We use a sentinel value of UINT64_MAX to mark this delay so that it goes to the