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bugfix: SP isn't resetted when function has FP and there is no spills.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33800 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lauro Ramos Venancio 2007-02-02 23:08:40 +00:00
parent c1ec780d1e
commit 4642ca6589
1 changed files with 3 additions and 2 deletions
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5
lib/Target/ARM/ARMRegisterInfo.cpp
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@ -1140,10 +1140,11 @@ void ARMRegisterInfo::emitEpilogue(MachineFunction &MF,
if (STI.isTargetDarwin() || hasFP(MF)) { if (STI.isTargetDarwin() || hasFP(MF)) {
NumBytes = AFI->getFramePtrSpillOffset() - NumBytes; NumBytes = AFI->getFramePtrSpillOffset() - NumBytes;
// Reset SP based on frame pointer only if the stack frame extends beyond // Reset SP based on frame pointer only if the stack frame extends beyond
// frame pointer stack slot. // frame pointer stack slot or target is ELF and the function has FP.
if (AFI->getGPRCalleeSavedArea2Size() || if (AFI->getGPRCalleeSavedArea2Size() ||
AFI->getDPRCalleeSavedAreaSize() || AFI->getDPRCalleeSavedAreaSize() ||
AFI->getDPRCalleeSavedAreaOffset()) AFI->getDPRCalleeSavedAreaOffset()||
hasFP(MF))
if (NumBytes) if (NumBytes)
BuildMI(MBB, MBBI, TII.get(ARM::SUBri), ARM::SP).addReg(FramePtr) BuildMI(MBB, MBBI, TII.get(ARM::SUBri), ARM::SP).addReg(FramePtr)
.addImm(NumBytes); .addImm(NumBytes);