2012-11-09 Vladimir Makarov <vmakarov@redhat.com>

2012-11-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR tree-optimization/55154
	* lra-int.h (LRA_LOSER_COST_FACTOR, LRA_MAX_REJECT): New macros.
	* lra.c (setup_operand_alternative): Use them.
	* lra-constraints.c (LOSER_COST_FACTOR, MAX_OVERALL_COST_BOUND):
	Remove.
	(process_alt_operands): Use LRA_LOSER_COST_FACTOR and
	LRA_MAX_REJECT.  Accumulate reject instead of setting for
	non-const.
	(curr_insn_transform): Initialize best_losers and best_overall by
	INT_MAX.

2012-11-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55154
	* gcc.target/i386/pr55154.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@193364 138bc75d-0d04-0410-961f-82ee72b054a4