Benjamin Kramer 8401ed21aa DAGCombine: Also shrink eq compares where the constant is exactly as large as the smaller type.
if ((x & 255) == 255)

before: movzbl  %al, %eax
        cmpl  $255, %eax

after:  cmpb  $-1, %al

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182038 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-16 18:47:58 +00:00
..
2013-03-14 05:43:59 +00:00
2013-05-16 14:51:26 +00:00
2012-12-11 21:25:42 +00:00