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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2013-04-01 10:23:49 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2013-04-01 10:23:49 +0000 |
| commit | 13497b3aa7589fc4f9e924f850a7e5151e9ddd2f (patch) | |
| tree | b1bab1d7d8b1b55e5e1e0bb59ef37875447bab28 /lib/Target/X86/X86TargetTransformInfo.cpp | |
| parent | ef7964c1b78f57e277e74bda4f38e1143d1363fe (diff) | |
| download | llvm-13497b3aa7589fc4f9e924f850a7e5151e9ddd2f.tar.gz llvm-13497b3aa7589fc4f9e924f850a7e5151e9ddd2f.tar.bz2 llvm-13497b3aa7589fc4f9e924f850a7e5151e9ddd2f.tar.xz | |
X86TTI: Add accurate costs for itofp operations, based on the actual instruction counts.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178459 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86TargetTransformInfo.cpp')
| -rw-r--r-- | lib/Target/X86/X86TargetTransformInfo.cpp | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/lib/Target/X86/X86TargetTransformInfo.cpp b/lib/Target/X86/X86TargetTransformInfo.cpp index 3e3b86edbb..2336035bea 100644 --- a/lib/Target/X86/X86TargetTransformInfo.cpp +++ b/lib/Target/X86/X86TargetTransformInfo.cpp @@ -271,10 +271,33 @@ unsigned X86TTI::getCastInstrCost(unsigned Opcode, Type *Dst, Type *Src) const { { ISD::ZERO_EXTEND, MVT::v4i64, MVT::v4i32, 1 }, { ISD::TRUNCATE, MVT::v4i32, MVT::v4i64, 1 }, { ISD::TRUNCATE, MVT::v8i16, MVT::v8i32, 1 }, - { ISD::SINT_TO_FP, MVT::v8f32, MVT::v8i8, 1 }, - { ISD::SINT_TO_FP, MVT::v4f32, MVT::v4i8, 1 }, - { ISD::UINT_TO_FP, MVT::v8f32, MVT::v8i8, 1 }, - { ISD::UINT_TO_FP, MVT::v4f32, MVT::v4i8, 1 }, + + { ISD::SINT_TO_FP, MVT::v8f32, MVT::v8i1, 8 }, + { ISD::SINT_TO_FP, MVT::v8f32, MVT::v8i8, 8 }, + { ISD::SINT_TO_FP, MVT::v8f32, MVT::v8i16, 5 }, + { ISD::SINT_TO_FP, MVT::v8f32, MVT::v8i32, 1 }, + { ISD::SINT_TO_FP, MVT::v4f32, MVT::v4i1, 3 }, + { ISD::SINT_TO_FP, MVT::v4f32, MVT::v4i8, 3 }, + { ISD::SINT_TO_FP, MVT::v4f32, MVT::v4i16, 3 }, + { ISD::SINT_TO_FP, MVT::v4f32, MVT::v4i32, 1 }, + { ISD::SINT_TO_FP, MVT::v4f64, MVT::v4i1, 3 }, + { ISD::SINT_TO_FP, MVT::v4f64, MVT::v4i8, 3 }, + { ISD::SINT_TO_FP, MVT::v4f64, MVT::v4i16, 3 }, + { ISD::SINT_TO_FP, MVT::v4f64, MVT::v4i32, 1 }, + + { ISD::UINT_TO_FP, MVT::v8f32, MVT::v8i1, 6 }, + { ISD::UINT_TO_FP, MVT::v8f32, MVT::v8i8, 5 }, + { ISD::UINT_TO_FP, MVT::v8f32, MVT::v8i16, 5 }, + { ISD::UINT_TO_FP, MVT::v8f32, MVT::v8i32, 9 }, + { ISD::UINT_TO_FP, MVT::v4f32, MVT::v4i1, 7 }, + { ISD::UINT_TO_FP, MVT::v4f32, MVT::v4i8, 2 }, + { ISD::UINT_TO_FP, MVT::v4f32, MVT::v4i16, 2 }, + { ISD::UINT_TO_FP, MVT::v4f32, MVT::v4i32, 6 }, + { ISD::UINT_TO_FP, MVT::v4f64, MVT::v4i1, 7 }, + { ISD::UINT_TO_FP, MVT::v4f64, MVT::v4i8, 2 }, + { ISD::UINT_TO_FP, MVT::v4f64, MVT::v4i16, 2 }, + { ISD::UINT_TO_FP, MVT::v4f64, MVT::v4i32, 6 }, + { ISD::FP_TO_SINT, MVT::v8i8, MVT::v8f32, 1 }, { ISD::FP_TO_SINT, MVT::v4i8, MVT::v4f32, 1 }, { ISD::ZERO_EXTEND, MVT::v8i32, MVT::v8i1, 6 }, |