Commit Graph

2 Commits

Author SHA1 Message Date
Simon Pilgrim 356e823b51 [X86][SSE] Add cost model for BSWAP of vectors
The BSWAP of vector types is quite efficiently implemented using vector shuffles on SSE/AVX targets, we should reflect the typical cost of this to encourage vectorization.

Differential Revision: http://reviews.llvm.org/D21521

llvm-svn: 273217
2016-06-20 23:08:21 +00:00
Simon Pilgrim 2def0a878a [SLPVectorizer][X86] Added BSWAP/BITREVERSE vectorization tests
llvm-svn: 268803
2016-05-06 21:41:55 +00:00