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re PR middle-end/49990 (Regression: Bootstrap failure for x86_64-*-mingw32 in libfortran) 

2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/49990
	* ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
	ignore classes which can not change mode.
	(find_costs_and_classes): Ditto.

From-SVN: r177575
This commit is contained in:
Vladimir Makarov 2011-08-08 23:18:23 +00:00 committed by Vladimir Makarov
parent 8714c21f19
commit 4011806231
2 changed files with 11 additions and 20 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2011-08-08 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/49990
* ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
ignore classes which can not change mode.
(find_costs_and_classes): Ditto.
2011-08-08 Richard Henderson <rth@redhat.com>
PR middle-end/49990

24
gcc/ira-costs.c
View File

@ -1367,11 +1367,7 @@ print_allocno_costs (FILE *f)
for (k = 0; k < cost_classes_ptr->num; k++)
{
rclass = cost_classes[k];
if (contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (regno)]
#ifdef CANNOT_CHANGE_MODE_CLASS
&& ! invalid_mode_change_p (regno, (enum reg_class) rclass)
#endif
)
if (contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (regno)])
{
fprintf (f, " %s:%d", reg_class_names[rclass],
COSTS (costs, i)->cost[k]);
@ -1409,11 +1405,7 @@ print_pseudo_costs (FILE *f)
for (k = 0; k < cost_classes_ptr->num; k++)
{
rclass = cost_classes[k];
if (contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (regno)]
#ifdef CANNOT_CHANGE_MODE_CLASS
&& ! invalid_mode_change_p (regno, (enum reg_class) rclass)
#endif
)
if (contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (regno)])
fprintf (f, " %s:%d", reg_class_names[rclass],
COSTS (costs, regno)->cost[k]);
}
@ -1650,11 +1642,7 @@ find_costs_and_classes (FILE *dump_file)
rclass = cost_classes[k];
/* Ignore classes that are too small or invalid for this
operand. */
if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)]
#ifdef CANNOT_CHANGE_MODE_CLASS
|| invalid_mode_change_p (i, (enum reg_class) rclass)
#endif
)
if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)])
continue;
if (i_costs[k] < best_cost)
{
@ -1725,11 +1713,7 @@ find_costs_and_classes (FILE *dump_file)
continue;
/* Ignore classes that are too small or invalid
for this operand. */
if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)]
#ifdef CANNOT_CHANGE_MODE_CLASS
|| invalid_mode_change_p (i, (enum reg_class) rclass)
#endif
)
if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)])
;
else if (total_a_costs[k] < best_cost)
{