commit 7354531b82e4e00aec6f26dc5053c2b8e86a90a5
author Simon Pilgrim <llvm-dev@redking.me.uk> Thu Aug 10 19:02:51 2017 +0000
committer Simon Pilgrim <llvm-dev@redking.me.uk> Thu Aug 10 19:02:51 2017 +0000
tree 140b9583de3747bb3f2ab8004efc8a9533f9ba20
parent 9fef3b39487efdd96a2f97f30091c24cdd5b57a4

[CostModel][X86] Add avx1 two-src shuffle costs

llvm-svn: 310650

llvm/lib/Target/X86/X86TargetTransformInfo.cpp

diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 54074f9..03dff0f 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -893,6 +893,15 @@
                                                   // + 2*por + vinsertf128
     { TTI::SK_PermuteSingleSrc, MVT::v32i8,  8 }, // vextractf128 + 4*pshufb
                                                   // + 2*por + vinsertf128
+
+    { TTI::SK_PermuteTwoSrc,    MVT::v4f64,   4 }, // 2*vperm2f128 + 2*vshufpd
+    { TTI::SK_PermuteTwoSrc,    MVT::v8f32,   4 }, // 2*vperm2f128 + 2*vshufps
+    { TTI::SK_PermuteTwoSrc,    MVT::v4i64,   4 }, // 2*vperm2f128 + 2*vshufpd
+    { TTI::SK_PermuteTwoSrc,    MVT::v8i32,   4 }, // 2*vperm2f128 + 2*vshufps
+    { TTI::SK_PermuteTwoSrc,    MVT::v16i16, 15 }, // 2*vextractf128 + 8*pshufb
+                                                   // + 4*por + vinsertf128
+    { TTI::SK_PermuteTwoSrc,    MVT::v32i8,  15 }, // 2*vextractf128 + 8*pshufb
+                                                   // + 4*por + vinsertf128
   };
 
   if (ST->hasAVX())