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[Bug tree-optimization/54073] [4.7/4.8 Regression] SciMark Monte Carlo test performance has seriously decreased in recent GCC releases


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54073

--- Comment #13 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-11-16 11:40:42 UTC ---
Author: jakub
Date: Fri Nov 16 11:40:39 2012
New Revision: 193554

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193554
Log:
    PR target/54073
    * config/i386/i386.md (mov<mode>cc): Use comparison_operator
    instead of ordered_comparison_operator resp.
    ix86_fp_comparison_operator predicates.
    * config/i386/i386.c (ix86_expand_fp_movcc): Reject TImode
    or for -m32 DImode comparisons.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/i386.md


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