[Bug target/59003] [4.9 Regression] profiledbootstrap miscompiles gcc during stagefeedback --with-tune=amdfam10

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59003

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Jan 21 19:12:06 2014
New Revision: 206896

URL: http://gcc.gnu.org/viewcvs?rev=206896&root=gcc&view=rev
Log:
    PR target/59003
    * config/i386/i386.c (expand_small_movmem_or_setmem): If mode is
    smaller than size, perform several stores or loads and stores
    at dst + count - size to store or copy all of size bytes, rather
    than just last modesize bytes.

    * gcc.dg/tree-prof/pr59003.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-prof/pr59003.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog