[Bug target/31019] Microoptimization of the i386 and x86_64 compilers

[uros at gcc dot gnu dot org]

------- Comment #4 from uros at gcc dot gnu dot org  2007-03-02 12:27 -------
Subject: Bug 31019

Author: uros
Date: Fri Mar  2 12:26:55 2007
New Revision: 122473

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=122473
Log:
        PR target/31019
        * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
        (ARCHMASK): Define.
        (TARGET_CMOVE): Use ARCHMASK.
        (TARGET_CMPXCHG): Ditto.
        (TARGET_CMPXCHG8B): Ditto.
        (TARGET_XADD): Ditto.
        (TARGET_BSWAP): Ditto.
        * config/i386/i386.c (ix86_tune_mask): New global variable.
        (ix86_arch_mask): Ditto.
        (override_options): Initialize ix86_tune_mask and
        ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
        target_flags.


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


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31019