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Support clocking blocks in virtual interfaces (#5235)

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This commit is contained in:
Arkadiusz Kozdra
2024-07-09 18:31:58 -04:00
committed by GitHub
parent e3e7b3f2b5
commit 2cfec0ecc3
19 changed files with 423 additions and 77 deletions
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src/V3LinkLValue.cpp
+9 -1
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@@ -50,7 +50,8 @@ class LinkLValueVisitor final : public VNVisitor {
// so it is needed to check only if m_setContinuously is true
if (m_setStrengthSpecified) nodep->varp()->hasStrengthAssignment(true);
}
if (const AstClockingItem* itemp = VN_CAST(nodep->varp()->backp(), ClockingItem)) {
if (const AstClockingItem* const itemp
= VN_CAST(nodep->varp()->backp(), ClockingItem)) {
UINFO(5, "ClkOut " << nodep << endl);
if (itemp->outputp()) nodep->varp(itemp->outputp()->varp());
}
@@ -285,6 +286,13 @@ class LinkLValueVisitor final : public VNVisitor {
void visit(AstMemberSel* nodep) override {
if (m_setRefLvalue != VAccess::NOCHANGE) {
nodep->access(m_setRefLvalue);
if (nodep->varp() && nodep->access().isWriteOrRW()) {
if (const AstClockingItem* const itemp
= VN_CAST(nodep->varp()->backp(), ClockingItem)) {
UINFO(5, "ClkOut " << nodep << endl);
if (itemp->outputp()) nodep->varp(itemp->outputp()->varp());
}
}
} else {
// It is the only place where the access is set to member select nodes.
// If it doesn't have to be set to WRITE, it means that it is READ.