diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86TargetTransformInfo.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp index edd63846258..2b9a61d4c87 100644 --- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp +++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp @@ -2390,9 +2390,9 @@ int X86TTIImpl::getMaskedMemoryOpCost(unsigned Opcode, Type *SrcTy, Cost += getShuffleCost(TTI::SK_InsertSubvector, NewMaskTy, 0, MaskTy); } - // Pre-AVX512 - each maskmov costs 4. + // Pre-AVX512 - each maskmov load costs 2 + store costs ~8. if (!ST->hasAVX512()) - return Cost + LT.first * 4; + return Cost + LT.first * (IsLoad ? 2 : 8); // AVX-512 masked load/store is cheapper return Cost + LT.first; |
