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Reverting r135232. It's causing infinite looping in DbgScope::openInsnRange. 

llvm-svn: 135254
This commit is contained in:
Evan Cheng 2011-07-15 06:26:35 +00:00
parent af1783f987
commit b46f3e24ba
1 changed files with 5 additions and 13 deletions
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18
llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -1587,22 +1587,18 @@ DbgScope *DwarfDebug::getOrCreateDbgScope(DebugLoc DL) {
}
getOrCreateAbstractScope(Scope);
DbgScope *WScope = NULL;
const MDNode *Key = InlinedAt;
if (const MDNode *Nest = DILocation(InlinedAt).getOrigLocation())
Key = Nest;
WScope = DbgScopeMap.lookup(Key);
DbgScope *WScope = DbgScopeMap.lookup(InlinedAt);
if (WScope)
return WScope;
WScope = new DbgScope(NULL, DIDescriptor(Scope), InlinedAt);
DbgScopeMap[Key] = WScope;
DbgScopeMap.insert(std::make_pair(InlinedAt, WScope));
DbgScope *Parent =
getOrCreateDbgScope(DebugLoc::getFromDILocation(InlinedAt));
WScope->setParent(Parent);
Parent->addScope(WScope);
ConcreteScopes[Key] = WScope;
ConcreteScopes[InlinedAt] = WScope;
return WScope;
}
@ -2087,12 +2083,8 @@ DbgScope *DwarfDebug::findDbgScope(DebugLoc DL) {
DbgScope *Scope = NULL;
LLVMContext &Ctx = Asm->MF->getFunction()->getContext();
if (const MDNode *IA = DL.getInlinedAt(Ctx)) {
const MDNode *Key = IA;
if (const MDNode *Nest = DILocation(IA).getOrigLocation())
Key = Nest;
Scope = ConcreteScopes.lookup(Key);
}
if (const MDNode *IA = DL.getInlinedAt(Ctx))
Scope = ConcreteScopes.lookup(IA);
if (Scope == 0)
Scope = DbgScopeMap.lookup(DL.getScope(Ctx));