r248869 - in /trunk/gcc: ChangeLog config/aarch...

[ktkachov@gcc.gnu.org]

Author: ktkachov
Date: Mon Jun  5 08:46:28 2017
New Revision: 248869

URL: https://gcc.gnu.org/viewcvs?rev=248869&root=gcc&view=rev
Log:
[AArch64] Peephole for SUBS

	* config/aarch64/aarch64.c (define_peephole2 above
	*sub_<shift>_<mode>): New peephole.

	* gcc.target/aarch64/subs_compare_1.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/aarch64/subs_compare_1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/aarch64/aarch64.md
    trunk/gcc/testsuite/ChangeLog