[llvm-commits] [PATCH] Peephole optimization to remove redundant cmp instruction for X86

[Manman Ren]

PING

On May 30, 2012, at 11:30 AM, Manman Ren wrote:

> 
> Hi All,
> 
> This patch optimizes away the redundant cmp instruction if there exists a sub instruction which produces the same EFLAGS.
> 
> Please review and provide feedback.
> 
> Thanks,
> Manman
> 
> <peephole_x86.patch>