r144047 - in /trunk/gcc: ChangeLog config/rs600...

[bje@gcc.gnu.org]

Author: bje
Date: Tue Feb 10 00:13:34 2009
New Revision: 144047

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=144047
Log:
	* config/rs6000/rs6000.md (allocate_stack): Always use an update
	form instruction to update the stack back chain word, even if the
	user has disabled the generation of update instructions.
	(movdi_<mode>_update_stack): New.
	(movsi_update_stack): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
	always use an update form instruction to update the stack back
	chain word.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/config/rs6000/rs6000.md