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-rw-r--r--llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp7
-rw-r--r--llvm/lib/Target/X86/X86FrameLowering.cpp2
2 files changed, 4 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 52b10d7ca68..0682694ebec 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1355,9 +1355,10 @@ void DwarfDebug::beginFunction(const MachineFunction *MF) {
if (!MI->isLabel())
AtBlockEntry = false;
- // First known non DBG_VALUE location marks beginning of function
- // body.
- if (PrologEndLoc.isUnknown() && !MI->getDebugLoc().isUnknown())
+ // 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()))
PrologEndLoc = MI->getDebugLoc();
// Check if the instruction clobbers any registers with debug vars.
diff --git a/llvm/lib/Target/X86/X86FrameLowering.cpp b/llvm/lib/Target/X86/X86FrameLowering.cpp
index 11745ec3535..f480de0bad5 100644
--- a/llvm/lib/Target/X86/X86FrameLowering.cpp
+++ b/llvm/lib/Target/X86/X86FrameLowering.cpp
@@ -836,8 +836,6 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF) const {
MI->getOperand(3).setIsDead();
}
- DL = MBB.findDebugLoc(MBBI);
-
// If there is an SUB32ri of ESP immediately before this instruction, merge
// the two. This can be the case when tail call elimination is enabled and
// the callee has more arguments then the caller.
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