Enhance analysis of srem.

Remove dead code analyzing urem. 'urem' of power-of-2 is canonicalized to an
'and' instruction.

llvm-svn: 53506
2 files changed
tree: 954af9c4988c3f8cf4f7936f5c758c1fa8a24b8f
  1. clang/
  2. llvm/