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[Bug middle-end/26316] [4.2 Regression] loop-invariant miscompiles openmp.c
- From: "rakdver at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Feb 2006 21:03:09 -0000
- Subject: [Bug middle-end/26316] [4.2 Regression] loop-invariant miscompiles openmp.c
- References: <bug-26316-87@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #14 from rakdver at gcc dot gnu dot org 2006-02-23 21:03 -------
Subject: Bug 26316
Author: rakdver
Date: Thu Feb 23 21:03:05 2006
New Revision: 111397
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=111397
Log:
PR rtl-optimization/26316
* rtlanal.c (enum may_trap_p_flags): New.
(may_trap_p_1): Take flags instead of unaligned_mems argument. Ignore
MEM_NOTRAP_P if flags & MTP_AFTER_MOVE.
(may_trap_p, may_trap_or_fault_p): Pass flags to may_trap_p_1.
(may_trap_after_code_motion_p): New function.
* loop-invariant.c (find_identical_invariants): Fix dump formating.
(find_invariant_insn): Use may_trap_after_code_motion_p.
* rtl.h (may_trap_after_code_motion_p): Declare.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/loop-invariant.c
trunk/gcc/rtl.h
trunk/gcc/rtlanal.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26316