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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2019-09-22 16:46:15 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2019-09-22 16:46:15 +0000 |
| commit | 4d486156e7c2976cd5e282f8e8cfde137848f6f0 (patch) | |
| tree | 0925032d72e46f247c9e67985599f414867a4b5a /llvm/lib/Target/X86/X86TargetTransformInfo.cpp | |
| parent | e03007cb4e520f1c157632504cc7fdc3d982b482 (diff) | |
| download | bcm5719-llvm-4d486156e7c2976cd5e282f8e8cfde137848f6f0.tar.gz bcm5719-llvm-4d486156e7c2976cd5e282f8e8cfde137848f6f0.zip | |
[Cost][X86] Add more missing vector truncation costs
The AVX512 cases still need some work to correct recognise the PMOV truncation cases.
llvm-svn: 372514
Diffstat (limited to 'llvm/lib/Target/X86/X86TargetTransformInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86TargetTransformInfo.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp index 9b4a38630a4..10ece8a87c6 100644 --- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp +++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp @@ -1480,7 +1480,10 @@ int X86TTIImpl::getCastInstrCost(unsigned Opcode, Type *Dst, Type *Src, { ISD::TRUNCATE, MVT::v4i8, MVT::v4i64, 4 }, { ISD::TRUNCATE, MVT::v4i16, MVT::v4i64, 4 }, { ISD::TRUNCATE, MVT::v4i32, MVT::v4i64, 4 }, + { ISD::TRUNCATE, MVT::v8i8, MVT::v8i64, 11 }, + { ISD::TRUNCATE, MVT::v8i16, MVT::v8i64, 9 }, { ISD::TRUNCATE, MVT::v8i32, MVT::v8i64, 9 }, + { ISD::TRUNCATE, MVT::v16i8, MVT::v16i64, 11 }, { ISD::SINT_TO_FP, MVT::v4f32, MVT::v4i1, 3 }, { ISD::SINT_TO_FP, MVT::v4f64, MVT::v4i1, 3 }, @@ -1629,9 +1632,12 @@ int X86TTIImpl::getCastInstrCost(unsigned Opcode, Type *Dst, Type *Src, { ISD::ZERO_EXTEND, MVT::v4i64, MVT::v4i32, 3 }, { ISD::SIGN_EXTEND, MVT::v4i64, MVT::v4i32, 5 }, + { ISD::TRUNCATE, MVT::v2i8, MVT::v2i16, 2 }, // PAND+PACKUSWB { ISD::TRUNCATE, MVT::v4i8, MVT::v4i16, 4 }, { ISD::TRUNCATE, MVT::v8i8, MVT::v8i16, 2 }, { ISD::TRUNCATE, MVT::v16i8, MVT::v16i16, 3 }, + { ISD::TRUNCATE, MVT::v2i8, MVT::v2i32, 3 }, // PAND+3*PACKUSWB + { ISD::TRUNCATE, MVT::v2i16, MVT::v2i32, 1 }, { ISD::TRUNCATE, MVT::v4i8, MVT::v4i32, 3 }, { ISD::TRUNCATE, MVT::v4i16, MVT::v4i32, 3 }, { ISD::TRUNCATE, MVT::v8i8, MVT::v8i32, 4 }, |
