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Delete dead code.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181941 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2013-05-15 22:27:35 +00:00
parent 55a6f111fc
commit 377b227012
1 changed files with 9 additions and 19 deletions
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14
lib/Target/X86/X86FrameLowering.cpp
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@ -763,15 +763,10 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF) const {
.addSym(FrameLabel);
// Define the current CFA rule to use the provided offset.
if (StackSize) {
assert(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);
}
// 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) {
assert(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);
}
}
// Emit DWARF info specifying the offsets of the callee-saved registers.