[Bug target/70321] [6 Regression] STV generates less optimized code

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70321

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Mar 23 09:49:12 2016
New Revision: 234416

URL: https://gcc.gnu.org/viewcvs?rev=234416&root=gcc&view=rev
Log:
        PR target/70321
        * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
        Optimize TARGET_STV splitters, if high or low word of last argument
        is 0 or -1.

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