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Fix bug in computation of stack size in MipsFrameLowering.cpp.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159240 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2012-06-27 00:20:39 +00:00
parent e877824edd
commit 4782a6e06a
2 changed files with 10 additions and 3 deletions
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9
lib/Target/Mips/MipsFrameLowering.cpp
View File

@ -112,9 +112,12 @@ void MipsFrameLowering::emitPrologue(MachineFunction &MF) const {
// First, compute final stack size.
unsigned StackAlign = getStackAlignment();
uint64_t StackSize = STI.inMips16Mode()? 0:
MFI->getObjectOffset(MipsFI->getGlobalRegFI()) +
StackAlign + RoundUpToAlignment(MFI->getStackSize(), StackAlign);
uint64_t StackSize = RoundUpToAlignment(MFI->getStackSize(), StackAlign);
if (MipsFI->globalBaseRegSet())
StackSize += MFI->getObjectOffset(MipsFI->getGlobalRegFI()) + StackAlign;
else
StackSize += RoundUpToAlignment(MipsFI->getMaxCallFrameSize(), StackAlign);
// Update stack size
MFI->setStackSize(StackSize);

4
lib/Target/Mips/MipsISelDAGToDAG.cpp
View File

@ -117,6 +117,10 @@ private:
void MipsDAGToDAGISel::InitGlobalBaseReg(MachineFunction &MF) {
MipsFunctionInfo *MipsFI = MF.getInfo<MipsFunctionInfo>();
if (((MF.getTarget().getRelocationModel() == Reloc::Static) ||
Subtarget.inMips16Mode()) && !MipsFI->globalBaseRegSet())
return;
MachineBasicBlock &MBB = MF.front();
MachineBasicBlock::iterator I = MBB.begin();
MachineRegisterInfo &RegInfo = MF.getRegInfo();