[Bug rtl-optimization/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68664

--- Comment #26 from ktkachov at gcc dot gnu.org ---
Author: ktkachov
Date: Tue Feb 14 10:31:14 2017
New Revision: 245424

URL: https://gcc.gnu.org/viewcvs?rev=245424&root=gcc&view=rev
Log:
[AArch64] PR rtl-optimization/68664 Implement TARGET_SCHED_CAN_SPECULATE_INSN
hook

        PR rtl-optimization/68664
        * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
        New function.
        (TARGET_SCHED_CAN_SPECULATE_INSN): Define.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/aarch64/aarch64.c