r135748 - in /branches/ira/gcc: ChangeLog ira-c...

[vmakarov@gcc.gnu.org]

Author: vmakarov
Date: Thu May 22 00:49:11 2008
New Revision: 135748

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=135748
Log:
2008-05-21  Vladimir Makarov  <vmakarov@redhat.com>

	* ira.c (setup_preferred_alternate_classes): Remove.
	(setup_preferred_alternate_classes_for_new_pseudos): New.
	(setup_preferred_alternate_classes): Set memory cost for NO_REGS
	to minimal one.
	(ira): Remove setup_preferred_alternate_classes.  Call
	setup_preferred_alternate_classes_for_new_pseudos.

	* ira-costs.c (record_reg_classes): Don't decrease frequency for
	allows_mem.
	(record_operand_costs): Use memcpy instead of memmove.
	(print_costs): Use regno instead of allocno number in
	invalid_mode_change_p.
	(find_allocno_class_costs): Set up preferred and alternative
	classes.


Modified:
    branches/ira/gcc/ChangeLog
    branches/ira/gcc/ira-costs.c
    branches/ira/gcc/ira.c