[Bug target/53110] GCC-4.7 generates stupid x86_64 asm

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53110

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-04-25 
19:40:39 UTC ---
Author: jakub
Date: Wed Apr 25 19:40:31 2012
New Revision: 186839

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186839
Log:
    PR target/53110
    * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
    instead expand it as zero extension.

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