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This commit is contained in:
Wilson Snyder
2009-12-27 08:29:55 -05:00
parent 7a81dd3378
commit dbce06500d
16 changed files with 460 additions and 11 deletions
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src/V3Const.cpp
+17
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@@ -1073,6 +1073,23 @@ private:
nodep->v3error("Expecting expression to be constant, but variable isn't const: "<<nodep->varp()->prettyName());
}
}
virtual void visit(AstEnumItemRef* nodep, AstNUser*) {
nodep->iterateChildren(*this);
if (!nodep->itemp()) nodep->v3fatalSrc("Not linked");
bool did=false;
if (nodep->itemp()->initp()) {
//if (debug()) nodep->varp()->initp()->dumpTree(cout," visitvaref: ");
nodep->itemp()->initp()->iterateAndNext(*this);
if (AstConst* initp = nodep->itemp()->initp()->castConst()) {
const V3Number& num = initp->num();
replaceNum(nodep, num); nodep=NULL;
did=true;
}
}
if (!did && m_required) {
nodep->v3error("Expecting expression to be constant, but variable isn't const: "<<nodep->itemp()->prettyName());
}
}
virtual void visit(AstAttrOf* nodep, AstNUser*) {
// Don't iterate children, don't want to loose VarRef.
if (nodep->attrType()==AstAttrType::BITS) {