X86TTI: Add accurate costs for itofp operations, based on the actual instruction counts.
llvm-svn: 178459
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 3e3b86e..2336035 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -271,10 +271,33 @@
{ 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 },