[llvm] [AMDGPU] Add commute for some VOP3 inst (PR #121326)
Matt Arsenault via llvm-commits
llvm-commits at lists.llvm.org
Thu Jan 2 05:29:54 PST 2025
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@@ -2785,6 +2799,9 @@ MachineInstr *SIInstrInfo::commuteInstructionImpl(MachineInstr &MI, bool NewMI,
} else if (!Src0.isReg() && Src1.isReg()) {
if (isOperandLegal(MI, Src1Idx, &Src0))
CommutedMI = swapRegAndNonRegOperand(MI, Src1, Src0);
+ } else if (isInlineConstant(Src0) && isInlineConstant(Src1)) {
+ if (isOperandLegal(MI, Src1Idx, &Src0))
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arsenm wrote:
At least one of these isInlineConstant checks is redundant with the isOperandLegal check
https://github.com/llvm/llvm-project/pull/121326
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