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A dbg.declare may not be in entry block, even if it is referring to an incoming argument. However, It is appropriate to emit DBG_VALUE referring to this incoming argument in entry block in MachineFunction.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130129 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2011-04-25 16:33:52 +00:00
parent a42a757176
commit 06104e3743
2 changed files with 123 additions and 4 deletions
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4
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@@ -4033,10 +4033,6 @@ SelectionDAGBuilder::EmitFuncArgumentDbgValue(const Value *V, MDNode *Variable,
if (DV.isInlinedFnArgument(MF.getFunction()))
return false;
MachineBasicBlock *MBB = FuncInfo.MBB;
if (MBB != &MF.front())
return false;
unsigned Reg = 0;
if (Arg->hasByValAttr()) {
// Byval arguments' frame index is recorded during argument lowering.