[PATCH v2] regrename: Skip renaming if instruction is noop move.

[Jojo R]

Hi,

	Thank you for your review & help.

	I could not fetch the merged patch from gcc master of git.

	Is there any problem for this ?

Thanks.

— Jojo
在 2021年12月3日 +0800 PM10:57，Jeff Law <jeffreyalaw@gmail.com>，写道：
>
>
> On 12/2/2021 9:26 PM, Jojo R wrote:
> > Skip renaming if instruction is noop move, and it will
> > been removed for performance.
> >
> > gcc/
> > * regrename.c (find_rename_reg): Return satisfied regno
> > if instruction is noop move.
> OK
> jeff