ARM: Remove old testing options.

Base pointer referencing has been enabled for ages.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169930 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2012-12-11 23:31:10 +00:00
parent e07f85eb76
commit 48aa2cf76d

View File

@ -44,15 +44,9 @@
using namespace llvm;
static cl::opt<bool>
ForceAllBaseRegAlloc("arm-force-base-reg-alloc", cl::Hidden, cl::init(false),
cl::desc("Force use of virtual base registers for stack load/store"));
static cl::opt<bool>
EnableLocalStackAlloc("enable-local-stack-alloc", cl::init(true), cl::Hidden,
cl::desc("Enable pre-regalloc stack frame index allocation"));
static cl::opt<bool>
EnableBasePointer("arm-use-base-pointer", cl::Hidden, cl::init(true),
cl::desc("Enable use of a base pointer for complex stack frames"));
ARMBaseRegisterInfo::ARMBaseRegisterInfo(const ARMBaseInstrInfo &tii,
const ARMSubtarget &sti)
@ -280,9 +274,6 @@ bool ARMBaseRegisterInfo::hasBasePointer(const MachineFunction &MF) const {
const ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering();
if (!EnableBasePointer)
return false;
// When outgoing call frames are so large that we adjust the stack pointer
// around the call, we can no longer use the stack pointer to reach the
// emergency spill slot.
@ -328,8 +319,6 @@ bool ARMBaseRegisterInfo::canRealignStack(const MachineFunction &MF) const {
// pointer adjustments around calls.
if (MF.getTarget().getFrameLowering()->hasReservedCallFrame(MF))
return true;
if (!EnableBasePointer)
return false;
// A base pointer is required and allowed. Check that it isn't too late to
// reserve it.
return MRI->canReserveReg(BasePtr);
@ -551,8 +540,6 @@ needsFrameBaseReg(MachineInstr *MI, int64_t Offset) const {
case ARM::VLDRS: case ARM::VLDRD:
case ARM::VSTRS: case ARM::VSTRD:
case ARM::tSTRspi: case ARM::tLDRspi:
if (ForceAllBaseRegAlloc)
return true;
break;
default:
return false;