[llvm] 39daa55 - AArch64: Drop AllowFPOpFusion from isProfitableToHoist (#221402)

[via llvm-commits]

Author: Matt Arsenault
Date: 2026-09-07T11:59:37+02:00
New Revision: 39daa556ccaa69f6a2db45f414f33fad128e5d48

URL: https://github.com/llvm/llvm-project/commit/39daa556ccaa69f6a2db45f414f33fad128e5d48
DIFF: https://github.com/llvm/llvm-project/commit/39daa556ccaa69f6a2db45f414f33fad128e5d48.diff

LOG: AArch64: Drop AllowFPOpFusion from isProfitableToHoist (#221402)

Added: 
    

Modified: 
    llvm/lib/Target/AArch64/AArch64ISelLowering.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index 71e29b6852772..9c8f8b76f8512 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -18974,15 +18974,13 @@ bool AArch64TargetLowering::isProfitableToHoist(Instruction *I) const {
         User->getOpcode() == Instruction::FAdd))
     return true;
 
-  const TargetOptions &Options = getTargetMachine().Options;
   const Function *F = I->getFunction();
   const DataLayout &DL = F->getDataLayout();
   Type *Ty = User->getOperand(0)->getType();
 
   return !(isFMAFasterThanFMulAndFAdd(*F, Ty) &&
            isOperationLegalOrCustom(ISD::FMA, getValueType(DL, Ty)) &&
-           (Options.AllowFPOpFusion == FPOpFusion::Fast ||
-            I->getFastMathFlags().allowContract()));
+           I->getFastMathFlags().allowContract());
 }
 
 // All 32-bit GPR operations implicitly zero the high-half of the corresponding