[X86] Always generate precise CFA adjustments.

[oota-llvm.git] / lib / Target / X86 / X86MCInstLower.cpp

diff --git a/lib/Target/X86/X86MCInstLower.cpp b/lib/Target/X86/X86MCInstLower.cpp
index 8878c9f169b5b3227ce00e39ec2c6bad907d69bc..af386807cd705e7c9d7694a6b4cff97031d72d33 100644 (file)
--- a/lib/Target/X86/X86MCInstLower.cpp
+++ b/lib/Target/X86/X86MCInstLower.cpp
@@ -1143,8 +1143,10 @@ void X86AsmPrinter::EmitInstruction(const MachineInstr *MI) {
     const X86FrameLowering* FrameLowering =
         MF->getSubtarget<X86Subtarget>().getFrameLowering();
     bool hasFP = FrameLowering->hasFP(*MF);
-
-    bool NeedsDwarfCFI = MMI->usePreciseUnwindInfo();
+    
+    // TODO: This is needed only if we require precise CFA.
+    bool NeedsDwarfCFI = 
+         (MMI->hasDebugInfo() || MF->getFunction()->needsUnwindTableEntry());
     int stackGrowth = -RI->getSlotSize();
 
     if (NeedsDwarfCFI && !hasFP) {