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[Bug rtl-optimization/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down
- From: "ktkachov at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 14 Feb 2017 10:31:46 +0000
- Subject: [Bug rtl-optimization/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down
- Auto-submitted: auto-generated
- References: <bug-68664-4@http.gcc.gnu.org/bugzilla/>
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