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Internals: Minor refactorings from dtype branch. No functional change.

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This commit is contained in:
Wilson Snyder
2012-03-03 12:10:29 -05:00
parent 4637e06ad2
commit 6e2758ae26
8 changed files with 62 additions and 39 deletions
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src/V3Dead.cpp
+11
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@@ -91,14 +91,18 @@ private:
if (VL_UNLIKELY(level < 0)) level = v3Global.opt.debugSrcLevel(__FILE__);
return level;
}
void checkAll(AstNode* nodep) {
}
// VISITORS
virtual void visit(AstCell* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
nodep->modp()->user1Inc();
}
virtual void visit(AstNodeVarRef* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
if (nodep->varScopep()) {
nodep->varScopep()->user1Inc();
nodep->varScopep()->varp()->user1Inc();
@@ -112,30 +116,35 @@ private:
}
virtual void visit(AstNodeFTaskRef* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
if (nodep->packagep()) {
nodep->packagep()->user1Inc();
}
}
virtual void visit(AstRefDType* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
if (nodep->packagep()) {
nodep->packagep()->user1Inc();
}
}
virtual void visit(AstEnumItemRef* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
if (nodep->packagep()) {
nodep->packagep()->user1Inc();
}
}
virtual void visit(AstVarScope* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
if (mightElim(nodep->varp())) {
m_vscsp.push_back(nodep);
}
}
virtual void visit(AstVar* nodep, AstNUser*) {
nodep->iterateChildren(*this);
checkAll(nodep);
if (mightElim(nodep)) {
m_varEtcsp.push_back(nodep);
}
@@ -154,12 +163,14 @@ private:
} else { // Track like any other statement
nodep->lhsp()->iterateAndNext(*this);
}
checkAll(nodep);
}
//-----
virtual void visit(AstNode* nodep, AstNUser*) {
if (nodep->isOutputter()) m_sideEffect=true;
nodep->iterateChildren(*this);
checkAll(nodep);
}
// METHODS