[Bug rtl-optimization/47449] [x32] can’t find a register in class ‘DIREG’ while reloading ‘asm’

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47449

--- Comment #13 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2011-07-05 
12:47:38 UTC ---
Author: hjl
Date: Tue Jul  5 12:47:35 2011
New Revision: 175849

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175849
Log:
Don't propagate hard registers in forward_propagate_subreg.

2011-07-05  H.J. Lu  <hongjiu...@intel.com>

    PR rtl-optimization/47449
    * fwprop.c (forward_propagate_subreg): Don't propagate hard
    register nor zero/sign extended hard register.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fwprop.c