[X86] Add a more accurate truncate cost for v8i64->v8i8
authorCraig Topper <craig.topper@intel.com>
Tue, 14 Apr 2020 01:59:09 +0000 (18:59 -0700)
committerCraig Topper <craig.topper@intel.com>
Tue, 14 Apr 2020 04:09:41 +0000 (21:09 -0700)
commit071c64d68d1d0c762c6d532f5312099e596c21ae
treeecf651122c1768839bef511b27b98ab9e4d0f093
parentb37b1840eb90168952832746baba53c4f7581151
[X86] Add a more accurate truncate cost for v8i64->v8i8
llvm/lib/Target/X86/X86TargetTransformInfo.cpp
llvm/test/Analysis/CostModel/X86/min-legal-vector-width.ll
llvm/test/Analysis/CostModel/X86/trunc.ll