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Support clocking blocks (#3674)

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This commit is contained in:
Krzysztof Bieganski
2022-12-23 07:34:49 -05:00
committed by GitHub
parent d64971ba35
commit bb44d4e4f2
58 changed files with 1817 additions and 218 deletions
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src/V3Active.cpp
+25 -4
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@@ -243,16 +243,21 @@ public:
// METHODS
AstScope* scopep() { return m_scopep; }
// Make a new AstActive sensitive to the given special sensitivity class and return it
template <typename SenItemKind>
AstActive* makeSpecialActive(FileLine* const fl) {
AstSenTree* const senTreep = new AstSenTree{fl, new AstSenItem{fl, SenItemKind{}}};
// Make a new AstActive sensitive to the given sentree and return it
AstActive* makeActive(FileLine* const fl, AstSenTree* const senTreep) {
auto* const activep = new AstActive{fl, "", senTreep};
activep->sensesStorep(activep->sensesp());
addActive(activep);
return activep;
}
// Make a new AstActive sensitive to the given special sensitivity class and return it
template <typename SenItemKind>
AstActive* makeSpecialActive(FileLine* const fl) {
AstSenTree* const senTreep = new AstSenTree{fl, new AstSenItem{fl, SenItemKind{}}};
return makeActive(fl, senTreep);
}
// Return an AstActive sensitive to the given special sensitivity class (possibly pre-created)
template <typename SenItemKind>
AstActive* getSpecialActive(FileLine* fl) {
@@ -542,6 +547,22 @@ private:
AstActive* const activep = m_namer.makeSpecialActive<AstSenItem::Combo>(nodep->fileline());
activep->addStmtsp(nodep->unlinkFrBack());
}
void visit(AstAlwaysObserved* nodep) override {
UASSERT_OBJ(nodep->sensesp(), nodep, "Should have a sentree");
AstSenTree* const sensesp = nodep->sensesp();
sensesp->unlinkFrBack();
// Make a new active for it, needs to be the only item under the active for V3Sched
AstActive* const activep = m_namer.makeActive(nodep->fileline(), sensesp);
activep->addStmtsp(nodep->unlinkFrBack());
}
void visit(AstAlwaysReactive* nodep) override {
UASSERT_OBJ(nodep->sensesp(), nodep, "Should have a sentree");
AstSenTree* const sensesp = nodep->sensesp();
sensesp->unlinkFrBack();
// Make a new active for it, needs to be the only item under the active for V3Sched
AstActive* const activep = m_namer.makeActive(nodep->fileline(), sensesp);
activep->addStmtsp(nodep->unlinkFrBack());
}
void visit(AstAlwaysPublic* nodep) override {
visitAlways(nodep, nodep->sensesp(), VAlwaysKwd::ALWAYS);
}