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Simon Pilgrim 6a9d532b78 [InstCombine][SSE] Add MOVMSK constant folding (PR27982)
This patch adds support for folding undef/zero/constant inputs to MOVMSK instructions.

The SSE/AVX versions can be fully folded, but the MMX version can only handle undef inputs.

Differential Revision: http://reviews.llvm.org/D20998

llvm-svn: 271990
2016-06-07 08:18:35 +00:00
..
2016-01-26 21:29:08 +00:00
2016-05-26 14:16:52 +00:00
2016-04-18 09:17:29 +00:00
2016-03-01 21:29:33 +00:00