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R600/SI: Merge tables for commuting

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Don't use a separate table for compares anymore,
and use the same VOP2_REV class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@232992 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault
2015-03-23 18:45:41 +00:00
parent 16ef3632cf
commit a9da1cee40
3 changed files with 3 additions and 32 deletions
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20
lib/Target/R600/SIInstrInfo.cpp
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@@ -426,29 +426,9 @@ SIInstrInfo::copyPhysReg(MachineBasicBlock &MBB,
}
}
static unsigned commuteCompareOpcode(unsigned Opcode) {
// Compares have arbitrarily selected that < is the "original" and > is the
// "reverse"
int NewOpc;
NewOpc = AMDGPU::getCommuteCmpRev(Opcode);
if (NewOpc != -1)
return NewOpc;
NewOpc = AMDGPU::getCommuteCmpOrig(Opcode);
if (NewOpc != -1)
return NewOpc;
return Opcode;
}
unsigned SIInstrInfo::commuteOpcode(const MachineInstr &MI) const {
const unsigned Opcode = MI.getOpcode();
if (MI.isCompare())
return commuteCompareOpcode(Opcode);
int NewOpc;
// Try to map original to commuted opcode