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Fix public parameters in unused packages, bug804.

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This commit is contained in:
Wilson Snyder
2014-11-06 17:53:01 -05:00
parent 3234fa15ef
commit e9c46afcf7
5 changed files with 50 additions and 2 deletions
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src/V3Dead.cpp
+9
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@@ -81,6 +81,7 @@ private:
typedef multimap<AstVarScope*,AstNodeAssign*> AssignMap;
// STATE
AstNodeModule* m_modp; // Current module
vector<AstNode*> m_varEtcsp; // List of all encountered to avoid another loop through tree
vector<AstVarScope*> m_vscsp; // List of all encountered to avoid another loop through tree
AssignMap m_assignMap; // List of all simple assignments for each variable
@@ -112,6 +113,12 @@ private:
}
// VISITORS
virtual void visit(AstNodeModule* nodep, AstNUser*) {
m_modp = nodep;
nodep->iterateChildren(*this);
checkAll(nodep);
m_modp = NULL;
}
virtual void visit(AstCell* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
@@ -168,6 +175,7 @@ private:
virtual void visit(AstVar* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
if (nodep->isSigPublic() && m_modp && m_modp->castPackage()) m_modp->user1Inc();
if (mightElim(nodep)) {
m_varEtcsp.push_back(nodep);
}
@@ -253,6 +261,7 @@ private:
public:
// CONSTRUCTORS
DeadVisitor(AstNetlist* nodep, bool elimUserVars, bool elimDTypes) {
m_modp = NULL;
m_elimUserVars = elimUserVars;
m_elimDTypes = elimDTypes;
m_sideEffect = false;