[llvm] b0e0c1e - [RISCV][TTI] Call improveShuffleKindFromMask like all the other backends

[Philip Reames via llvm-commits]

Author: Philip Reames
Date: 2023-04-12T17:43:36-07:00
New Revision: b0e0c1e46c8a34c1cb1a43f39d171fefd7296758

URL: https://github.com/llvm/llvm-project/commit/b0e0c1e46c8a34c1cb1a43f39d171fefd7296758
DIFF: https://github.com/llvm/llvm-project/commit/b0e0c1e46c8a34c1cb1a43f39d171fefd7296758.diff

LOG: [RISCV][TTI] Call improveShuffleKindFromMask like all the other backends

No test diff; noticed via inspection.

Added: 
    

Modified: 
    llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp b/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
index 39824773fea10..fcd71340215c5 100644
--- a/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
+++ b/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
@@ -258,6 +258,8 @@ InstructionCost RISCVTTIImpl::getShuffleCost(TTI::ShuffleKind Kind,
                                              TTI::TargetCostKind CostKind,
                                              int Index, VectorType *SubTp,
                                              ArrayRef<const Value *> Args) {
+  Kind = improveShuffleKindFromMask(Kind, Mask);
+
   std::pair<InstructionCost, MVT> LT = getTypeLegalizationCost(Tp);
 
   // First, handle cases where having a fixed length vector enables us to