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6 Commits

Author SHA1 Message Date
Sanjay Patel 58109abe91 [InstCombine] use m_APInt to allow icmp ult X, C folds for splat constant vectors 
llvm-svn: 281107
 2016-09-09 21:59:37 +00:00
Sanjay Patel 9b40f98357 [InstCombine] use m_APInt to allow icmp (and (sh X, Y), C2), C1 folds for splat constant vectors 
llvm-svn: 280873
 2016-09-07 22:33:03 +00:00
Sanjay Patel d391b0d69e [InstCombine] add tests for missing vector icmp folds 
llvm-svn: 278704
 2016-08-15 18:26:56 +00:00
Sanjay Patel 66a3457a4c [InstCombine] add test for missing vector icmp fold 
llvm-svn: 278630
 2016-08-14 20:39:42 +00:00
Sanjay Patel 52958dc111 auto-generate checks 
llvm-svn: 278135
 2016-08-09 16:59:54 +00:00
Kay Tiong Khoo 5389f74655 Conservative fix for PR17827 - don't optimize a shift + and + compare sequence where the shift is logical unless the comparison is unsigned 
llvm-svn: 196129
 2013-12-02 18:43:59 +00:00