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Revert "Don't use a debug location for frame setup instructions in the"

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This reverts 165055 and 165052 temporarily while I look at debugger
failures.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165071 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
2012-10-02 23:43:11 +00:00
parent f9e008bf67
commit 394820b8e1
3 changed files with 5 additions and 39 deletions
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lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+3 -4
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@@ -1355,10 +1355,9 @@ void DwarfDebug::beginFunction(const MachineFunction *MF) {
if (!MI->isLabel())
AtBlockEntry = false;
// First known non-DBG_VALUE and non-frame setup location marks
// the beginning of the function body.
if (!MI->getFlag(MachineInstr::FrameSetup) &&
(PrologEndLoc.isUnknown() && !MI->getDebugLoc().isUnknown()))
// First known non DBG_VALUE location marks beginning of function
// body.
if (PrologEndLoc.isUnknown() && !MI->getDebugLoc().isUnknown())
PrologEndLoc = MI->getDebugLoc();
// Check if the instruction clobbers any registers with debug vars.