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CursorVisitor: Migrate DeclRefExpr over to data-recursion algorithm. 

llvm-svn: 118961
This commit is contained in:
Ted Kremenek 2010-11-13 00:58:18 +00:00
parent 03b8602490
commit 573411b539
1 changed files with 28 additions and 25 deletions
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53
clang/tools/libclang/CIndex.cpp
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@ -127,7 +127,8 @@ namespace {
class VisitorJob {
public:
enum Kind { DeclVisitKind, StmtVisitKind, MemberExprPartsKind,
TypeLocVisitKind, OverloadExprPartsKind };
TypeLocVisitKind, OverloadExprPartsKind,
DeclRefExprPartsKind };
protected:
void *dataA;
void *dataB;
@ -311,7 +312,6 @@ public:
bool VisitStmt(Stmt *S);
// Expression visitors
bool VisitDeclRefExpr(DeclRefExpr *E);
bool VisitBlockExpr(BlockExpr *B);
bool VisitObjCEncodeExpr(ObjCEncodeExpr *E);
bool VisitOffsetOfExpr(OffsetOfExpr *E);
@ -338,6 +338,7 @@ bool Visit##NAME(NAME *S) { return VisitDataRecursive(S); }
DATA_RECURSIVE_VISIT(CompoundLiteralExpr)
DATA_RECURSIVE_VISIT(CXXMemberCallExpr)
DATA_RECURSIVE_VISIT(CXXOperatorCallExpr)
DATA_RECURSIVE_VISIT(DeclRefExpr)
DATA_RECURSIVE_VISIT(DeclStmt)
DATA_RECURSIVE_VISIT(ExplicitCastExpr)
DATA_RECURSIVE_VISIT(DoStmt)
@ -1438,29 +1439,6 @@ bool CursorVisitor::VisitStmt(Stmt *S) {
return false;
}
bool CursorVisitor::VisitDeclRefExpr(DeclRefExpr *E) {
// Visit nested-name-specifier, if present.
if (NestedNameSpecifier *Qualifier = E->getQualifier())
if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange()))
return true;
// Visit declaration name.
if (VisitDeclarationNameInfo(E->getNameInfo()))
return true;
// Visit explicitly-specified template arguments.
if (E->hasExplicitTemplateArgs()) {
ExplicitTemplateArgumentList &Args = E->getExplicitTemplateArgs();
for (TemplateArgumentLoc *Arg = Args.getTemplateArgs(),
*ArgEnd = Arg + Args.NumTemplateArgs;
Arg != ArgEnd; ++Arg)
if (VisitTemplateArgumentLoc(*Arg))
return true;
}
return false;
}
bool CursorVisitor::VisitCXXRecordDecl(CXXRecordDecl *D) {
if (D->isDefinition()) {
for (CXXRecordDecl::base_class_iterator I = D->bases_begin(),
@ -1748,6 +1726,7 @@ public:\
DEF_JOB(StmtVisit, Stmt, StmtVisitKind)
DEF_JOB(MemberExprParts, MemberExpr, MemberExprPartsKind)
DEF_JOB(DeclRefExprParts, DeclRefExpr, DeclRefExprPartsKind)
DEF_JOB(OverloadExprParts, OverloadExpr, OverloadExprPartsKind)
#undef DEF_JOB
@ -1788,6 +1767,7 @@ public:
void VisitCompoundLiteralExpr(CompoundLiteralExpr *E);
void VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E);
void VisitDeclRefExpr(DeclRefExpr *D);
void VisitDeclStmt(DeclStmt *S);
void VisitExplicitCastExpr(ExplicitCastExpr *E);
void VisitForStmt(ForStmt *FS);
@ -1846,6 +1826,9 @@ void EnqueueVisitor::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *CE) {
AddStmt(CE->getCallee());
AddStmt(CE->getArg(0));
}
void EnqueueVisitor::VisitDeclRefExpr(DeclRefExpr *DR) {
WL.push_back(DeclRefExprParts(DR, Parent));
}
void EnqueueVisitor::VisitDeclStmt(DeclStmt *S) {
unsigned size = WL.size();
bool isFirst = true;
@ -2041,6 +2024,26 @@ bool CursorVisitor::RunVisitorWorkList(VisitorWorkList &WL) {
}
continue;
}
case VisitorJob::DeclRefExprPartsKind: {
DeclRefExpr *DR = cast<DeclRefExprParts>(LI).get();
// Visit nested-name-specifier, if present.
if (NestedNameSpecifier *Qualifier = DR->getQualifier())
if (VisitNestedNameSpecifier(Qualifier, DR->getQualifierRange()))
return true;
// Visit declaration name.
if (VisitDeclarationNameInfo(DR->getNameInfo()))
return true;
// Visit explicitly-specified template arguments.
if (DR->hasExplicitTemplateArgs()) {
ExplicitTemplateArgumentList &Args = DR->getExplicitTemplateArgs();
for (TemplateArgumentLoc *Arg = Args.getTemplateArgs(),
*ArgEnd = Arg + Args.NumTemplateArgs;
Arg != ArgEnd; ++Arg)
if (VisitTemplateArgumentLoc(*Arg))
return true;
}
continue;
}
case VisitorJob::OverloadExprPartsKind: {
OverloadExpr *O = cast<OverloadExprParts>(LI).get();
// Visit the nested-name-specifier.