commit 5a81fefad3cebc32949a7955ab5e1ce8942e5c55
author Simon Pilgrim <llvm-dev@redking.me.uk> Wed Jan 11 10:36:51 2017 +0000
committer Simon Pilgrim <llvm-dev@redking.me.uk> Wed Jan 11 10:36:51 2017 +0000
tree a389da1cb7474b74cf1cb40f236bd220899e3e7e
parent a47515ec4adf3652903d2fdb6eb765d37633aee9

[X86][AVX512BW] Vectorize v64i8 vector shifts

Differential Revision: https://reviews.llvm.org/D28447

llvm-svn: 291665

llvm/lib/Target/X86/X86TargetTransformInfo.cpp

diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 586786d..5715d82 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -323,6 +323,10 @@
     { ISD::SRL,   MVT::v32i16,     1 }, // vpsrlvw
     { ISD::SRA,   MVT::v32i16,     1 }, // vpsravw
 
+    { ISD::SHL,   MVT::v64i8,     11 }, // vpblendvb sequence.
+    { ISD::SRL,   MVT::v64i8,     11 }, // vpblendvb sequence.
+    { ISD::SRA,   MVT::v64i8,     24 }, // vpblendvb sequence.
+
     { ISD::MUL,   MVT::v64i8,     11 }, // extend/pmullw/trunc sequence.
     { ISD::MUL,   MVT::v32i8,      4 }, // extend/pmullw/trunc sequence.
     { ISD::MUL,   MVT::v16i8,      4 }, // extend/pmullw/trunc sequence.