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R600/SI: Simplify code with hasModifiersSet

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220065 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2014-10-17 18:00:45 +00:00
parent 415789c57e
commit b4fe2b433e
1 changed files with 8 additions and 9 deletions
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17
lib/Target/R600/SIShrinkInstructions.cpp
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@ -97,20 +97,19 @@ static bool canShrink(MachineInstr &MI, const SIInstrInfo *TII,
if (Src1 && (!isVGPR(Src1, TRI, MRI) || (Src1Mod && Src1Mod->getImm() != 0)))
return false;
// We don't need to check src0, all input types are legal, so just make
// sure src0 isn't using any modifiers.
const MachineOperand *Src0Mod =
TII->getNamedOperand(MI, AMDGPU::OpName::src0_modifiers);
if (Src0Mod && Src0Mod->getImm() != 0)
// We don't need to check src0, all input types are legal, so just make sure
// src0 isn't using any modifiers.
if (TII->hasModifiersSet(MI, AMDGPU::OpName::src0_modifiers))
return false;
// Check output modifiers
const MachineOperand *Omod = TII->getNamedOperand(MI, AMDGPU::OpName::omod);
if (Omod && Omod->getImm() != 0)
if (TII->hasModifiersSet(MI, AMDGPU::OpName::omod))
return false;
const MachineOperand *Clamp = TII->getNamedOperand(MI, AMDGPU::OpName::clamp);
return !Clamp || Clamp->getImm() == 0;
if (TII->hasModifiersSet(MI, AMDGPU::OpName::clamp))
return false;
return true;
}
/// \brief This function checks \p MI for operands defined by a move immediate