[X86][SSE] Transform truncations between vectors of integers into X86ISD::PACKUS...

[oota-llvm.git] / lib / Target / X86 / X86TargetTransformInfo.cpp

diff --git a/lib/Target/X86/X86TargetTransformInfo.cpp b/lib/Target/X86/X86TargetTransformInfo.cpp
index 09524251588cb243f3368afb318e1542ba9e3069..cad649ed6f7f955d29540138f93117deb0a2f673 100644 (file)
--- a/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -780,10 +780,10 @@ int X86TTIImpl::getCastInstrCost(unsigned Opcode, Type *Dst, Type *Src) {
     { ISD::ZERO_EXTEND, MVT::v4i16,  MVT::v4i8,   1 },
     { ISD::SIGN_EXTEND, MVT::v4i16,  MVT::v4i8,   6 },
 
-    { ISD::TRUNCATE,    MVT::v16i16, MVT::v16i32, 14 },
-    { ISD::TRUNCATE,    MVT::v8i16,  MVT::v8i32,  7 },
+    { ISD::TRUNCATE,    MVT::v16i16, MVT::v16i32, 10 },
+    { ISD::TRUNCATE,    MVT::v8i16,  MVT::v8i32,  5 },
     { ISD::TRUNCATE,    MVT::v4i16,  MVT::v4i32,  3 },
-    { ISD::TRUNCATE,    MVT::v16i8,  MVT::v16i32, 31 },
+    { ISD::TRUNCATE,    MVT::v16i8,  MVT::v16i32, 7 },
     { ISD::TRUNCATE,    MVT::v8i8,   MVT::v8i32,  4 },
     { ISD::TRUNCATE,    MVT::v4i8,   MVT::v4i32,  3 },
     { ISD::TRUNCATE,    MVT::v16i8,  MVT::v16i16, 3 },