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Support passing constraints to --xml-only output (still otherwise unsupported) (#4683)

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This commit is contained in:
Wilson Snyder
2023-11-11 20:20:37 -05:00
committed by GitHub
parent 673f086e87
commit 99dbd23f1b
33 changed files with 1114 additions and 299 deletions
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src/V3LinkDot.cpp
+23 -3
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@@ -235,6 +235,8 @@ public:
}
} else if (VN_IS(nodep, Cell)) {
return "instance";
} else if (VN_IS(nodep, Constraint)) {
return "constraint";
} else if (VN_IS(nodep, Task)) {
return "task";
} else if (VN_IS(nodep, Func)) {
@@ -1188,6 +1190,11 @@ class LinkDotFindVisitor final : public VNVisitor {
nodep->varp(newvarp);
iterate(nodep->exprp());
}
void visit(AstConstraint* nodep) override {
VL_RESTORER(m_curSymp);
m_curSymp = m_statep->insertBlock(m_curSymp, nodep->name(), nodep, m_classOrPackagep);
iterateChildren(nodep);
}
void visit(AstVar* nodep) override {
// Var: Remember its name for later resolution
UASSERT_OBJ(m_curSymp && m_modSymp, nodep, "Var not under module?");
@@ -1429,7 +1436,7 @@ class LinkDotFindVisitor final : public VNVisitor {
// No longer needed, but can't delete until any multi-instantiated modules are expanded
}
void visit(AstForeach* nodep) override {
void visit(AstNodeForeach* nodep) override {
// Symbol table needs nodep->name() as the index variable's name
VL_RESTORER(m_curSymp);
{
@@ -1810,7 +1817,7 @@ class LinkDotScopeVisitor final : public VNVisitor {
symp->fallbackp(m_modSymp);
iterateChildren(nodep);
}
void visit(AstForeach* nodep) override {
void visit(AstNodeForeach* nodep) override {
VSymEnt* const symp = m_statep->insertBlock(m_modSymp, nodep->name(), nodep, nullptr);
symp->fallbackp(m_modSymp);
// No recursion, we don't want to pick up variables
@@ -2803,6 +2810,13 @@ private:
nodep->replaceWith(newp);
VL_DO_DANGLING(pushDeletep(nodep), nodep);
}
} else if (AstConstraint* const consp = VN_CAST(foundp->nodep(), Constraint)) {
AstNode* const newp = new AstConstraintRef{nodep->fileline(), consp->name()};
nodep->replaceWith(newp);
VL_DO_DANGLING(pushDeletep(nodep), nodep);
ok = true;
m_ds.m_dotPos = DP_MEMBER;
m_ds.m_dotText = "";
} else if (AstEnumItem* const valuep = VN_CAST(foundp->nodep(), EnumItem)) {
if (allowVar) {
AstNode* const newp
@@ -2936,6 +2950,12 @@ private:
<< nodep->classOrPackageNodep()->prettyName() << "#()'");
}
}
void visit(AstConstraintRef* nodep) override {
if (nodep->user3SetOnce()) return;
UINFO(8, " " << nodep << endl);
UINFO(8, " " << m_ds.ascii() << endl);
// No children defined
}
void visit(AstVarRef* nodep) override {
// VarRef: Resolve its reference
// ParseRefs are used the first pass (forPrimary) so we shouldn't get can't find
@@ -3388,7 +3408,7 @@ private:
m_ds.m_dotSymp = VL_RESTORER_PREV(m_curSymp);
m_ftaskp = nullptr;
}
void visit(AstForeach* nodep) override {
void visit(AstNodeForeach* nodep) override {
UINFO(5, " " << nodep << endl);
checkNoDot(nodep);
VL_RESTORER(m_curSymp);