[Bug target/35659] [4.3/4.4 Regression] Miscompiled code with -O2 (but not with -O2 -funroll-loops) on ia64

["mkuvyrkov at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>]

------- Comment #26 from mkuvyrkov at gcc dot gnu dot org  2008-08-06 06:36 -------
Subject: Bug 35659

Author: mkuvyrkov
Date: Wed Aug  6 06:34:18 2008
New Revision: 138762

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=138762
Log:
        Backport from mainline:
        2008-08-06  Maxim Kuvyrkov  <maxim@codesourcery.com>

        PR target/35659
        * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
        * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
        Don't allow predicated instructions for data speculation.
        * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
        declaration.

Modified:
    branches/gcc-4_3-branch/gcc/ChangeLog
    branches/gcc-4_3-branch/gcc/haifa-sched.c
    branches/gcc-4_3-branch/gcc/sched-deps.c
    branches/gcc-4_3-branch/gcc/sched-int.h


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35659

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