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While lowering dbg_declare, emit DBG_VALUE machine instruction if alloca matching llvm.dbg.declare intrinsic is missing. 

llvm-svn: 102513
This commit is contained in:
Devang Patel 2010-04-28 19:27:33 +00:00
parent cb2563f0c3
commit 888c17073a
1 changed files with 11 additions and 11 deletions
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22
llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
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@ -342,17 +342,17 @@ bool FastISel::SelectCall(const User *I) {
// Don't handle byval struct arguments or VLAs, for example.
// Note that if we have a byval struct argument, fast ISel is turned off;
// those are handled in SelectionDAGBuilder.
if (!AI) break;
DenseMap<const AllocaInst*, int>::iterator SI =
StaticAllocaMap.find(AI);
if (SI == StaticAllocaMap.end()) break; // VLAs.
int FI = SI->second;
if (!DI->getDebugLoc().isUnknown())
MF.getMMI().setVariableDbgInfo(DI->getVariable(), FI, DI->getDebugLoc());
// Building the map above is target independent. Generating DBG_VALUE
// inline is target dependent; do this now.
(void)TargetSelectInstruction(cast<Instruction>(I));
if (AI) {
DenseMap<const AllocaInst*, int>::iterator SI =
StaticAllocaMap.find(AI);
if (SI == StaticAllocaMap.end()) break; // VLAs.
int FI = SI->second;
if (!DI->getDebugLoc().isUnknown())
MF.getMMI().setVariableDbgInfo(DI->getVariable(), FI, DI->getDebugLoc());
} else
// Building the map above is target independent. Generating DBG_VALUE
// inline is target dependent; do this now.
(void)TargetSelectInstruction(cast<Instruction>(I));
return true;
}
case Intrinsic::dbg_value: {