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Fix extern function var refs getting errors.

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This commit is contained in:
Wilson Snyder
2020-11-25 20:05:44 -05:00
parent 6095efd84e
commit 085ef5fc05
2 changed files with 37 additions and 14 deletions
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src/V3LinkDot.cpp
+10 -8
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@@ -363,7 +363,8 @@ public:
UASSERT_OBJ(abovep, nodep, "Null symbol table inserting node");
VSymEnt* symp = new VSymEnt(&m_syms, nodep);
UINFO(9, " INSERTblk se" << cvtToHex(symp) << " above=se" << cvtToHex(abovep)
<< " node=" << nodep << endl);
<< " pkg=" << cvtToHex(classOrPackagep) << " node=" << nodep
<< endl);
symp->parentp(abovep);
symp->classOrPackagep(classOrPackagep);
symp->fallbackp(abovep);
@@ -378,7 +379,8 @@ public:
UASSERT_OBJ(abovep, nodep, "Null symbol table inserting node");
VSymEnt* symp = new VSymEnt(&m_syms, nodep);
UINFO(9, " INSERTsym se" << cvtToHex(symp) << " name='" << name << "' above=se"
<< cvtToHex(abovep) << " node=" << nodep << endl);
<< cvtToHex(abovep) << " pkg=" << cvtToHex(classOrPackagep)
<< " node=" << nodep << endl);
// We don't remember the ent associated with each node, because we
// need a unique scope entry for each instantiation
symp->classOrPackagep(classOrPackagep);
@@ -981,6 +983,7 @@ class LinkDotFindVisitor final : public AstNVisitor {
UASSERT_OBJ(m_curSymp && m_modSymp, nodep, "Function/Task not under module?");
if (nodep->name() == "new") m_explicitNew = true;
// Remember the existing symbol table scope
VL_RESTORER(m_classOrPackagep);
VL_RESTORER(m_curSymp);
VSymEnt* const oldCurSymp = m_curSymp;
{
@@ -1007,14 +1010,13 @@ class LinkDotFindVisitor final : public AstNVisitor {
}
}
}
// Set the class as package for iteration
if (VN_IS(m_curSymp->nodep(), Class)) {
m_classOrPackagep = VN_CAST(m_curSymp->nodep(), Class);
}
// Create symbol table for the task's vars
string name = string{nodep->isExternProto() ? "extern " : ""} + nodep->name();
auto pkgp = m_classOrPackagep;
// Set the class as package for static class methods
if (nodep->lifetime().isStatic() && VN_IS(m_curSymp->nodep(), Class)) {
pkgp = VN_CAST(m_curSymp->nodep(), Class);
}
m_curSymp = m_statep->insertBlock(m_curSymp, name, nodep, pkgp);
m_curSymp = m_statep->insertBlock(m_curSymp, name, nodep, m_classOrPackagep);
m_curSymp->fallbackp(oldCurSymp);
// Convert the func's range to the output variable
// This should probably be done in the Parser instead, as then we could