Commit Graph

3 Commits

Author SHA1 Message Date
Jakub Staszak 338863a546 Reverse order of checking SSE level when calculating compare cost, so we check
AVX2 before AVX.

llvm-svn: 170464
2012-12-18 22:57:56 +00:00
Nadav Rotem 0a471ea66c Cost Model: change the default cost of control flow instructions (br / ret / ...) to zero.
llvm-svn: 169423
2012-12-05 21:21:26 +00:00
Nadav Rotem c378a8067d CostModel: Add tables for the common x86 compares.
llvm-svn: 167421
2012-11-05 23:48:20 +00:00