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Extract scope information from the variable itself, instead of relying on alloca or llvm.dbg.declare location.

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While recording beginning of a function, use scope info from the first location entry instead of just relying on first location entry itself.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83684 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2009-10-09 22:42:28 +00:00
parent c89d27a440
commit ac1ceb3dd3
5 changed files with 46 additions and 37 deletions
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10
lib/CodeGen/SelectionDAG/FastISel.cpp
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@@ -417,14 +417,8 @@ bool FastISel::SelectCall(User *I) {
StaticAllocaMap.find(AI);
if (SI == StaticAllocaMap.end()) break; // VLAs.
int FI = SI->second;
if (MMI) {
MetadataContext &TheMetadata = AI->getContext().getMetadata();
unsigned MDDbgKind = TheMetadata.getMDKind("dbg");
MDNode *AllocaLocation =
dyn_cast_or_null<MDNode>(TheMetadata.getMD(MDDbgKind, AI));
if (AllocaLocation)
MMI->setVariableDbgInfo(DI->getVariable(), AllocaLocation, FI);
}
if (MMI)
MMI->setVariableDbgInfo(DI->getVariable(), FI);
#ifndef ATTACH_DEBUG_INFO_TO_AN_INSN
DW->RecordVariable(DI->getVariable(), FI);
#endif