diff options
Diffstat (limited to 'llvm/lib/Target/ARM/Thumb2ITBlockPass.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/Thumb2ITBlockPass.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/llvm/lib/Target/ARM/Thumb2ITBlockPass.cpp b/llvm/lib/Target/ARM/Thumb2ITBlockPass.cpp index 8f1ae2eaf8f..0b7d3bb7754 100644 --- a/llvm/lib/Target/ARM/Thumb2ITBlockPass.cpp +++ b/llvm/lib/Target/ARM/Thumb2ITBlockPass.cpp @@ -28,7 +28,7 @@ namespace { static char ID; Thumb2ITBlockPass() : MachineFunctionPass(ID) {} - bool hasV8Ops; + bool restrictIT; const Thumb2InstrInfo *TII; const TargetRegisterInfo *TRI; ARMFunctionInfo *AFI; @@ -194,8 +194,9 @@ bool Thumb2ITBlockPass::InsertITInstructions(MachineBasicBlock &MBB) { ARMCC::CondCodes OCC = ARMCC::getOppositeCondition(CC); unsigned Mask = 0, Pos = 3; - // v8 IT blocks are limited to one conditional op: skip the loop - if (!hasV8Ops) { + // v8 IT blocks are limited to one conditional op unless -arm-no-restrict-it + // is set: skip the loop + if (!restrictIT) { // Branches, including tricky ones like LDM_RET, need to end an IT // block so check the instruction we just put in the block. for (; MBBI != E && Pos && @@ -255,7 +256,7 @@ bool Thumb2ITBlockPass::runOnMachineFunction(MachineFunction &Fn) { AFI = Fn.getInfo<ARMFunctionInfo>(); TII = static_cast<const Thumb2InstrInfo*>(TM.getInstrInfo()); TRI = TM.getRegisterInfo(); - hasV8Ops = TM.getSubtarget<ARMSubtarget>().hasV8Ops(); + restrictIT = TM.getSubtarget<ARMSubtarget>().restrictIT(); if (!AFI->isThumbFunction()) return false; |
