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Now that the default is 'enabled,' a separate command line option for ARM is 

not necessary.

llvm-svn: 86621
This commit is contained in:
Jim Grosbach 2009-11-09 23:11:45 +00:00
parent f8a74fc4a5
commit 2524b04d0e
1 changed files with 1 additions and 8 deletions
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9
llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
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@ -44,10 +44,6 @@ static cl::opt<bool>
ReuseFrameIndexVals("arm-reuse-frame-index-vals", cl::Hidden, cl::init(true), ReuseFrameIndexVals("arm-reuse-frame-index-vals", cl::Hidden, cl::init(true),
cl::desc("Reuse repeated frame index values")); cl::desc("Reuse repeated frame index values"));
static cl::opt<bool>
ARMDynamicStackAlign("arm-dynamic-stack-alignment", cl::Hidden, cl::init(true),
cl::desc("Dynamically re-align the stack as needed"));
unsigned ARMBaseRegisterInfo::getRegisterNumbering(unsigned RegEnum, unsigned ARMBaseRegisterInfo::getRegisterNumbering(unsigned RegEnum,
bool *isSPVFP) { bool *isSPVFP) {
if (isSPVFP) if (isSPVFP)
@ -504,9 +500,6 @@ bool ARMBaseRegisterInfo::hasFP(const MachineFunction &MF) const {
bool ARMBaseRegisterInfo:: bool ARMBaseRegisterInfo::
needsStackRealignment(const MachineFunction &MF) const { needsStackRealignment(const MachineFunction &MF) const {
if (!ARMDynamicStackAlign)
return false;
const MachineFrameInfo *MFI = MF.getFrameInfo(); const MachineFrameInfo *MFI = MF.getFrameInfo();
const ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>(); const ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
unsigned StackAlign = MF.getTarget().getFrameInfo()->getStackAlignment(); unsigned StackAlign = MF.getTarget().getFrameInfo()->getStackAlignment();
@ -596,7 +589,7 @@ ARMBaseRegisterInfo::processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
// Calculate and set max stack object alignment early, so we can decide // Calculate and set max stack object alignment early, so we can decide
// whether we will need stack realignment (and thus FP). // whether we will need stack realignment (and thus FP).
if (ARMDynamicStackAlign) { if (RealignStack) {
unsigned MaxAlign = std::max(MFI->getMaxAlignment(), unsigned MaxAlign = std::max(MFI->getMaxAlignment(),
calculateMaxStackAlignment(MFI)); calculateMaxStackAlignment(MFI));
MFI->setMaxAlignment(MaxAlign); MFI->setMaxAlignment(MaxAlign);