[Bug target/51244] SH Target: Inefficient conditional branch

[olegendo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51244

--- Comment #44 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-07-26 
00:20:05 UTC ---
Author: olegendo
Date: Thu Jul 26 00:19:58 2012
New Revision: 189877

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189877
Log:
    PR target/51244
    * config/sh/sh.opt (mzdcbranch): New option.
    * doc/invoke.texi: Document it.
    * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
    instead of TARGET_HARD_SH4.
    * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
    for TARGET_HARD_SH4.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sh/sh.c
    trunk/gcc/config/sh/sh.md
    trunk/gcc/config/sh/sh.opt
    trunk/gcc/doc/invoke.texi