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Author SHA1 Message Date
Nadav Rotem aa92ea4f12 We are not ready to estimate the cost of integer expansions based on the number of parts. This test is too noisy. 
llvm-svn: 170999
 2012-12-23 09:11:07 +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 020be9dc29 Cost Model: teach the cost model about expanding integers. 
llvm-svn: 167401
 2012-11-05 21:11:10 +00:00