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authorRafael Espindola <rafael.espindola@gmail.com>2013-05-15 22:27:35 +0000
committerRafael Espindola <rafael.espindola@gmail.com>2013-05-15 22:27:35 +0000
commit84ee6c40a82b6e79d3967f63726d54eec76018bb (patch)
treece743718bccf91d465bb2be8fba9c0bce1e5f9fe /llvm/lib
parent0b11ef2ef01a4f29625068cbecadc73f219df505 (diff)
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Delete dead code.
llvm-svn: 181941
Diffstat (limited to 'llvm/lib')
-rw-r--r--llvm/lib/Target/X86/X86FrameLowering.cpp28
1 files changed, 9 insertions, 19 deletions
diff --git a/llvm/lib/Target/X86/X86FrameLowering.cpp b/llvm/lib/Target/X86/X86FrameLowering.cpp
index b9254d2..942df6c 100644
--- a/llvm/lib/Target/X86/X86FrameLowering.cpp
+++ b/llvm/lib/Target/X86/X86FrameLowering.cpp
@@ -763,15 +763,10 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF) const {
.addSym(FrameLabel);
// Define the current CFA rule to use the provided offset.
- if (StackSize) {
- MachineLocation SPDst(MachineLocation::VirtualFP);
- MachineLocation SPSrc(MachineLocation::VirtualFP, 2 * stackGrowth);
- MMI.addFrameMove(FrameLabel, SPDst, SPSrc);
- } else {
- MachineLocation SPDst(StackPtr);
- MachineLocation SPSrc(StackPtr, stackGrowth);
- MMI.addFrameMove(FrameLabel, SPDst, SPSrc);
- }
+ assert(StackSize);
+ MachineLocation SPDst(MachineLocation::VirtualFP);
+ MachineLocation SPSrc(MachineLocation::VirtualFP, 2 * stackGrowth);
+ MMI.addFrameMove(FrameLabel, SPDst, SPSrc);
// Change the rule for the FramePtr to be an "offset" rule.
MachineLocation FPDst(MachineLocation::VirtualFP, 2 * stackGrowth);
@@ -959,16 +954,11 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF) const {
if (!HasFP && NumBytes) {
// Define the current CFA rule to use the provided offset.
- if (StackSize) {
- MachineLocation SPDst(MachineLocation::VirtualFP);
- MachineLocation SPSrc(MachineLocation::VirtualFP,
- -StackSize + stackGrowth);
- MMI.addFrameMove(Label, SPDst, SPSrc);
- } else {
- MachineLocation SPDst(StackPtr);
- MachineLocation SPSrc(StackPtr, stackGrowth);
- MMI.addFrameMove(Label, SPDst, SPSrc);
- }
+ assert(StackSize);
+ MachineLocation SPDst(MachineLocation::VirtualFP);
+ MachineLocation SPSrc(MachineLocation::VirtualFP,
+ -StackSize + stackGrowth);
+ MMI.addFrameMove(Label, SPDst, SPSrc);
}
// Emit DWARF info specifying the offsets of the callee-saved registers.