[llvm] 9d0ac39 - [ARM] Use CostKind in getShuffleCost getMVEVectorCostFactor.

[David Green via llvm-commits]

Author: David Green
Date: 2025-07-13T08:05:51+01:00
New Revision: 9d0ac3980d2a3ccab90ab49ac2f8359d4c4752c7

URL: https://github.com/llvm/llvm-project/commit/9d0ac3980d2a3ccab90ab49ac2f8359d4c4752c7
DIFF: https://github.com/llvm/llvm-project/commit/9d0ac3980d2a3ccab90ab49ac2f8359d4c4752c7.diff

LOG: [ARM] Use CostKind in getShuffleCost getMVEVectorCostFactor.

These calls pre-date CostKind being added to getShuffleCost in
5263155d5be64b435a97fd4fa12f7f0aa97f88a8.

Added: 
    

Modified: 
    llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
index 05d4069a686ab..6f37eca2b00a5 100644
--- a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
@@ -1330,8 +1330,7 @@ InstructionCost ARMTTIImpl::getShuffleCost(TTI::ShuffleKind Kind,
       std::pair<InstructionCost, MVT> LT = getTypeLegalizationCost(SrcTy);
       if (const auto *Entry = CostTableLookup(MVEDupTbl, ISD::VECTOR_SHUFFLE,
                                               LT.second))
-        return LT.first * Entry->Cost *
-               ST->getMVEVectorCostFactor(TTI::TCK_RecipThroughput);
+        return LT.first * Entry->Cost * ST->getMVEVectorCostFactor(CostKind);
     }
 
     if (!Mask.empty()) {
@@ -1340,7 +1339,7 @@ InstructionCost ARMTTIImpl::getShuffleCost(TTI::ShuffleKind Kind,
           Mask.size() <= LT.second.getVectorNumElements() &&
           (isVREVMask(Mask, LT.second, 16) || isVREVMask(Mask, LT.second, 32) ||
            isVREVMask(Mask, LT.second, 64)))
-        return ST->getMVEVectorCostFactor(TTI::TCK_RecipThroughput) * LT.first;
+        return ST->getMVEVectorCostFactor(CostKind) * LT.first;
     }
   }
 
@@ -1348,7 +1347,7 @@ InstructionCost ARMTTIImpl::getShuffleCost(TTI::ShuffleKind Kind,
   if (IsExtractSubvector)
     Kind = TTI::SK_ExtractSubvector;
   int BaseCost = ST->hasMVEIntegerOps() && SrcTy->isVectorTy()
-                     ? ST->getMVEVectorCostFactor(TTI::TCK_RecipThroughput)
+                     ? ST->getMVEVectorCostFactor(CostKind)
                      : 1;
   return BaseCost * BaseT::getShuffleCost(Kind, DstTy, SrcTy, Mask, CostKind,
                                           Index, SubTp);