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ira-int.h (ira_zero_hard_reg_set, [...]): Delete. 

gcc/
	* ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
	* ira-color.c (setup_allocno_left_conflicts_num): Use
	hard_reg_set_equal_p instead of a comparison with
	ira_zero_hard_reg_set.
	* ira.c (setup_reg_subclasses): Likewise.
	(setup_cover_and_important_classes): Likewise.
	(setup_class_translate): Likewise.
	(setup_reg_class_intersect_union): Likewise.
	(ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
	(ira_init_once): Don't initialize them.

From-SVN: r140054
This commit is contained in:
Richard Sandiford 2008-09-06 08:08:49 +00:00 committed by Richard Sandiford
parent af9253a185
commit 4f341ea068
4 changed files with 22 additions and 20 deletions
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13
gcc/ChangeLog
View File

@ -1,3 +1,16 @@
2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
* ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
* ira-color.c (setup_allocno_left_conflicts_num): Use
hard_reg_set_equal_p instead of a comparison with
ira_zero_hard_reg_set.
* ira.c (setup_reg_subclasses): Likewise.
(setup_cover_and_important_classes): Likewise.
(setup_class_translate): Likewise.
(setup_reg_class_intersect_union): Likewise.
(ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
(ira_init_once): Don't initialize them.
2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
* doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.

4
gcc/ira-color.c
View File

@ -1274,7 +1274,7 @@ setup_allocno_left_conflicts_num (ira_allocno_t allocno)
AND_HARD_REG_SET (temp_set, reg_class_contents[cover_class]);
AND_COMPL_HARD_REG_SET (temp_set, ira_no_alloc_regs);
conflict_allocnos_size = 0;
if (! hard_reg_set_equal_p (temp_set, ira_zero_hard_reg_set))
if (! hard_reg_set_empty_p (temp_set))
for (i = 0; i < (int) hard_regs_num; i++)
{
hard_regno = ira_class_hard_regs[cover_class][i];
@ -1282,7 +1282,7 @@ setup_allocno_left_conflicts_num (ira_allocno_t allocno)
{
conflict_allocnos_size++;
CLEAR_HARD_REG_BIT (temp_set, hard_regno);
if (hard_reg_set_equal_p (temp_set, ira_zero_hard_reg_set))
if (hard_reg_set_empty_p (temp_set))
break;
}
}

4
gcc/ira-int.h
View File

@ -702,10 +702,6 @@ ira_allocno_set_iter_next (ira_allocno_set_iterator *i)
/* ira.c: */
/* Hard regsets whose all bits are correspondingly zero or one. */
extern HARD_REG_SET ira_zero_hard_reg_set;
extern HARD_REG_SET ira_one_hard_reg_set;
/* Map: hard regs X modes -> set of hard registers for storing value
of given mode starting with given hard register. */
extern HARD_REG_SET ira_reg_mode_hard_regset

21
gcc/ira.c
View File

@ -670,7 +670,7 @@ setup_reg_subclasses (void)
COPY_HARD_REG_SET (temp_hard_regset, reg_class_contents[i]);
AND_COMPL_HARD_REG_SET (temp_hard_regset, no_unit_alloc_regs);
if (hard_reg_set_equal_p (temp_hard_regset, ira_zero_hard_reg_set))
if (hard_reg_set_empty_p (temp_hard_regset))
continue;
for (j = 0; j < N_REG_CLASSES; j++)
if (i != j)
@ -734,7 +734,7 @@ setup_cover_and_important_classes (void)
gcc_unreachable ();
COPY_HARD_REG_SET (temp_hard_regset, reg_class_contents[cl]);
AND_COMPL_HARD_REG_SET (temp_hard_regset, no_unit_alloc_regs);
if (! hard_reg_set_equal_p (temp_hard_regset, ira_zero_hard_reg_set))
if (! hard_reg_set_empty_p (temp_hard_regset))
ira_reg_class_cover[ira_reg_class_cover_size++] = cl;
}
ira_important_classes_num = 0;
@ -742,7 +742,7 @@ setup_cover_and_important_classes (void)
{
COPY_HARD_REG_SET (temp_hard_regset, reg_class_contents[cl]);
AND_COMPL_HARD_REG_SET (temp_hard_regset, no_unit_alloc_regs);
if (! hard_reg_set_equal_p (temp_hard_regset, ira_zero_hard_reg_set))
if (! hard_reg_set_empty_p (temp_hard_regset))
for (j = 0; j < ira_reg_class_cover_size; j++)
{
COPY_HARD_REG_SET (temp_hard_regset, reg_class_contents[cl]);
@ -794,8 +794,7 @@ setup_class_translate (void)
{
COPY_HARD_REG_SET (temp_hard_regset, reg_class_contents[cl]);
AND_COMPL_HARD_REG_SET (temp_hard_regset, no_unit_alloc_regs);
if (! hard_reg_set_subset_p (temp_hard_regset,
ira_zero_hard_reg_set))
if (! hard_reg_set_empty_p (temp_hard_regset))
gcc_unreachable ();
}
#endif
@ -818,7 +817,7 @@ setup_class_translate (void)
reg_class_contents[cover_class]);
AND_HARD_REG_SET (temp_hard_regset, reg_class_contents[cl]);
AND_COMPL_HARD_REG_SET (temp_hard_regset, no_unit_alloc_regs);
if (! hard_reg_set_equal_p (temp_hard_regset, ira_zero_hard_reg_set))
if (! hard_reg_set_empty_p (temp_hard_regset))
{
min_cost = INT_MAX;
for (mode = 0; mode < MAX_MACHINE_MODE; mode++)
@ -875,8 +874,8 @@ setup_reg_class_intersect_union (void)
AND_COMPL_HARD_REG_SET (temp_hard_regset, no_unit_alloc_regs);
COPY_HARD_REG_SET (temp_set2, reg_class_contents[cl2]);
AND_COMPL_HARD_REG_SET (temp_set2, no_unit_alloc_regs);
if (hard_reg_set_equal_p (temp_hard_regset, ira_zero_hard_reg_set)
&& hard_reg_set_equal_p (temp_set2, ira_zero_hard_reg_set))
if (hard_reg_set_empty_p (temp_hard_regset)
&& hard_reg_set_empty_p (temp_set2))
{
for (i = 0;; i++)
{
@ -1081,10 +1080,6 @@ ira_init_register_move_cost (enum machine_mode mode)
/* Hard regsets whose all bits are correspondingly zero or one. */
HARD_REG_SET ira_zero_hard_reg_set;
HARD_REG_SET ira_one_hard_reg_set;
/* This is called once during compiler work. It sets up
different arrays whose values don't depend on the compiled
function. */
@ -1093,8 +1088,6 @@ ira_init_once (void)
{
enum machine_mode mode;
CLEAR_HARD_REG_SET (ira_zero_hard_reg_set);
SET_HARD_REG_SET (ira_one_hard_reg_set);
for (mode = 0; mode < MAX_MACHINE_MODE; mode++)
{
ira_register_move_cost[mode] = NULL;