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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112852 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2010-09-02 19:52:39 +00:00
parent df0b94bcea
commit 5c33f5bf67
1 changed files with 6 additions and 6 deletions
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12
lib/Target/ARM/ARMBaseRegisterInfo.cpp
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@ -641,19 +641,19 @@ needsStackRealignment(const MachineFunction &MF) const {
unsigned StackAlign = MF.getTarget().getFrameInfo()->getStackAlignment();
bool requiresRealignment = ((MFI->getMaxAlignment() > StackAlign) ||
F->hasFnAttr(Attribute::StackAlignment));
// FIXME: Currently we don't support stack realignment for functions with
// variable-sized allocas.
// FIXME: It's more complicated than this...
if (0 && requiresRealignment && MFI->hasVarSizedObjects())
report_fatal_error(
"Stack realignment in presense of dynamic allocas is not supported");
// FIXME: This probably isn't the right place for this.
if (0 && requiresRealignment && AFI->isThumb1OnlyFunction())
report_fatal_error(
"Stack realignment in thumb1 functions is not supported");
return requiresRealignment && canRealignStack(MF);
}
@ -984,7 +984,7 @@ unsigned ARMBaseRegisterInfo::getRARegister() const {
return ARM::LR;
}
unsigned
unsigned
ARMBaseRegisterInfo::getFrameRegister(const MachineFunction &MF) const {
if (hasFP(MF))
return FramePtr;
@ -1980,7 +1980,7 @@ emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const {
// Jump to label or value in register.
if (RetOpcode == ARM::TCRETURNdi) {
BuildMI(MBB, MBBI, dl,
BuildMI(MBB, MBBI, dl,
TII.get(STI.isThumb() ? ARM::TAILJMPdt : ARM::TAILJMPd)).
addGlobalAddress(JumpTarget.getGlobal(), JumpTarget.getOffset(),
JumpTarget.getTargetFlags());
@ -1995,7 +1995,7 @@ emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const {
} else if (RetOpcode == ARM::TCRETURNriND) {
BuildMI(MBB, MBBI, dl, TII.get(ARM::TAILJMPrND)).
addReg(JumpTarget.getReg(), RegState::Kill);
}
}
MachineInstr *NewMI = prior(MBBI);
for (unsigned i = 1, e = MBBI->getNumOperands(); i != e; ++i)