[Bug rtl-optimization/83628] [8 Regression] performance regression when accessing arrays on alpha

[uros at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83628

--- Comment #9 from uros at gcc dot gnu.org ---
Author: uros
Date: Fri Jan 12 16:47:45 2018
New Revision: 256589

URL: https://gcc.gnu.org/viewcvs?rev=256589&root=gcc&view=rev
Log:
        PR target/83628
        * config/alpha/alpha.md (*saddsi_1): New insn_ans_split pattern.
        (*saddl_se_1): Ditto.
        (*ssubsi_1): Ditto.
        (*saddl_se_1): Ditto.

testsuite/ChangeLog:

        PR target/83628
        * gcc.target/alpha/pr83628-3.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/alpha/pr83628-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/alpha/alpha.md
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/alpha/pr83628-2.c