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loop.c (scan_loop, [...]): Cast to avoid signed/unsigned warnings.

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* loop.c (scan_loop, move_movables, count_one_set): Cast to avoid
	signed/unsigned warnings.

	* regclass.c (init_reg_sets_1, choose_hard_reg_mode,
	record_reg_classes): Likewise.

	* reload.c (reload_inner_reg_of_subreg, push_reload,
	find_reloads_address_1): Likewise.

From-SVN: r56350
This commit is contained in:
Kaveh R. Ghazi 2002-08-15 17:44:10 +00:00 committed by Kaveh Ghazi
parent b4d330e163
commit f7043461db
4 changed files with 33 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
gcc/ChangeLog
View File

@ -1,3 +1,14 @@
2002-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* loop.c (scan_loop, move_movables, count_one_set): Cast to avoid
signed/unsigned warnings.
* regclass.c (init_reg_sets_1, choose_hard_reg_mode,
record_reg_classes): Likewise.
* reload.c (reload_inner_reg_of_subreg, push_reload,
find_reloads_address_1): Likewise.
2002-08-15 David Edelsohn <edelsohn@gnu.org>
* rs6000.c (output_mi_thunk): Return to function section on

12
gcc/loop.c
View File

@ -896,7 +896,7 @@ scan_loop (loop, flags)
SET_DEST (set), copy_rtx (SET_SRC (set)));
delete_insn (p);
for (i = 0; i < LOOP_REGNO_NREGS (regno, SET_DEST (set)); i++)
for (i = 0; i < (int) LOOP_REGNO_NREGS (regno, SET_DEST (set)); i++)
regs->array[regno+i].set_in_loop = 0;
continue;
}
@ -927,7 +927,7 @@ scan_loop (loop, flags)
m->savings = regs->array[regno].n_times_set;
if (find_reg_note (p, REG_RETVAL, NULL_RTX))
m->savings += libcall_benefit (p);
for (i = 0; i < LOOP_REGNO_NREGS (regno, SET_DEST (set)); i++)
for (i = 0; i < (int) LOOP_REGNO_NREGS (regno, SET_DEST (set)); i++)
regs->array[regno+i].set_in_loop = move_insn ? -2 : -1;
/* Add M to the end of the chain MOVABLES. */
loop_movables_add (movables, m);
@ -1029,7 +1029,7 @@ scan_loop (loop, flags)
m->match = 0;
m->lifetime = LOOP_REG_LIFETIME (loop, regno);
m->savings = 1;
for (i = 0; i < LOOP_REGNO_NREGS (regno, SET_DEST (set)); i++)
for (i = 0; i < (int) LOOP_REGNO_NREGS (regno, SET_DEST (set)); i++)
regs->array[regno+i].set_in_loop = -1;
/* Add M to the end of the chain MOVABLES. */
loop_movables_add (movables, m);
@ -2170,7 +2170,7 @@ move_movables (loop, movables, threshold, insn_count)
if (! m->partial)
{
int i;
for (i = 0; i < LOOP_REGNO_NREGS (regno, m->set_dest); i++)
for (i = 0; i < (int) LOOP_REGNO_NREGS (regno, m->set_dest); i++)
regs->array[regno+i].set_in_loop = 0;
}
@ -2235,7 +2235,7 @@ move_movables (loop, movables, threshold, insn_count)
{
int i;
for (i = 0;
i < LOOP_REGNO_NREGS (regno, m1->set_dest);
i < (int) LOOP_REGNO_NREGS (regno, m1->set_dest);
i++)
regs->array[m1->regno+i].set_in_loop = 0;
}
@ -3495,7 +3495,7 @@ count_one_set (regs, insn, x, last_set)
{
int i;
int regno = REGNO (dest);
for (i = 0; i < LOOP_REGNO_NREGS (regno, dest); i++)
for (i = 0; i < (int) LOOP_REGNO_NREGS (regno, dest); i++)
{
/* If this is the first setting of this reg
in current basic block, and it was set before,

20
gcc/regclass.c
View File

@ -483,7 +483,7 @@ init_reg_sets_1 ()
memset (allocatable_regs_of_mode, 0, sizeof (allocatable_regs_of_mode));
for (m = 0; m < (unsigned int) MAX_MACHINE_MODE; m++)
for (i = 0; i < N_REG_CLASSES; i++)
if (CLASS_MAX_NREGS (i, m) <= reg_class_size[i])
if ((unsigned) CLASS_MAX_NREGS (i, m) <= reg_class_size[i])
for (j = 0; j < FIRST_PSEUDO_REGISTER; j++)
if (!fixed_regs [j] && TEST_HARD_REG_BIT (reg_class_contents[i], j)
&& HARD_REGNO_MODE_OK (j, m))
@ -696,7 +696,7 @@ choose_hard_reg_mode (regno, nregs)
for (mode = GET_CLASS_NARROWEST_MODE (MODE_INT);
mode != VOIDmode;
mode = GET_MODE_WIDER_MODE (mode))
if (HARD_REGNO_NREGS (regno, mode) == nregs
if ((unsigned) HARD_REGNO_NREGS (regno, mode) == nregs
&& HARD_REGNO_MODE_OK (regno, mode))
found_mode = mode;
@ -706,7 +706,7 @@ choose_hard_reg_mode (regno, nregs)
for (mode = GET_CLASS_NARROWEST_MODE (MODE_FLOAT);
mode != VOIDmode;
mode = GET_MODE_WIDER_MODE (mode))
if (HARD_REGNO_NREGS (regno, mode) == nregs
if ((unsigned) HARD_REGNO_NREGS (regno, mode) == nregs
&& HARD_REGNO_MODE_OK (regno, mode))
found_mode = mode;
@ -716,7 +716,7 @@ choose_hard_reg_mode (regno, nregs)
for (mode = GET_CLASS_NARROWEST_MODE (MODE_VECTOR_FLOAT);
mode != VOIDmode;
mode = GET_MODE_WIDER_MODE (mode))
if (HARD_REGNO_NREGS (regno, mode) == nregs
if ((unsigned) HARD_REGNO_NREGS (regno, mode) == nregs
&& HARD_REGNO_MODE_OK (regno, mode))
found_mode = mode;
@ -726,7 +726,7 @@ choose_hard_reg_mode (regno, nregs)
for (mode = GET_CLASS_NARROWEST_MODE (MODE_VECTOR_INT);
mode != VOIDmode;
mode = GET_MODE_WIDER_MODE (mode))
if (HARD_REGNO_NREGS (regno, mode) == nregs
if ((unsigned) HARD_REGNO_NREGS (regno, mode) == nregs
&& HARD_REGNO_MODE_OK (regno, mode))
found_mode = mode;
@ -737,7 +737,7 @@ choose_hard_reg_mode (regno, nregs)
for (m = (unsigned int) CCmode; m < (unsigned int) NUM_MACHINE_MODES; ++m)
{
mode = (enum machine_mode) m;
if (HARD_REGNO_NREGS (regno, mode) == nregs
if ((unsigned) HARD_REGNO_NREGS (regno, mode) == nregs
&& HARD_REGNO_MODE_OK (regno, mode))
return mode;
}
@ -1877,27 +1877,27 @@ record_reg_classes (n_alts, n_ops, ops, modes,
enum reg_class pref = reg_pref[regno].prefclass;
if ((reg_class_size[(unsigned char) pref]
== CLASS_MAX_NREGS (pref, mode))
== (unsigned) CLASS_MAX_NREGS (pref, mode))
&& REGISTER_MOVE_COST (mode, pref, pref) < 10 * 2)
op_costs[i].cost[(unsigned char) pref] = -1;
}
else if (regno < FIRST_PSEUDO_REGISTER)
for (class = 0; class < N_REG_CLASSES; class++)
if (TEST_HARD_REG_BIT (reg_class_contents[class], regno)
&& reg_class_size[class] == CLASS_MAX_NREGS (class, mode))
&& reg_class_size[class] == (unsigned) CLASS_MAX_NREGS (class, mode))
{
if (reg_class_size[class] == 1)
op_costs[i].cost[class] = -1;
else
{
for (nr = 0; nr < HARD_REGNO_NREGS (regno, mode); nr++)
for (nr = 0; nr < (unsigned) HARD_REGNO_NREGS (regno, mode); nr++)
{
if (! TEST_HARD_REG_BIT (reg_class_contents[class],
regno + nr))
break;
}
if (nr == HARD_REGNO_NREGS (regno,mode))
if (nr == (unsigned) HARD_REGNO_NREGS (regno,mode))
op_costs[i].cost[class] = -1;
}
}

12
gcc/reload.c
View File

@ -826,7 +826,7 @@ reload_inner_reg_of_subreg (x, mode)
return (GET_MODE_SIZE (mode) <= UNITS_PER_WORD
&& GET_MODE_SIZE (GET_MODE (inner)) > UNITS_PER_WORD
&& ((GET_MODE_SIZE (GET_MODE (inner)) / UNITS_PER_WORD)
!= HARD_REGNO_NREGS (REGNO (inner), GET_MODE (inner))));
!= (int) HARD_REGNO_NREGS (REGNO (inner), GET_MODE (inner))));
}
/* Record one reload that needs to be performed.
@ -1003,8 +1003,8 @@ push_reload (in, out, inloc, outloc, class,
> UNITS_PER_WORD)
&& ((GET_MODE_SIZE (GET_MODE (SUBREG_REG (in)))
/ UNITS_PER_WORD)
!= HARD_REGNO_NREGS (REGNO (SUBREG_REG (in)),
GET_MODE (SUBREG_REG (in)))))
!= (int) HARD_REGNO_NREGS (REGNO (SUBREG_REG (in)),
GET_MODE (SUBREG_REG (in)))))
|| ! HARD_REGNO_MODE_OK (subreg_regno (in), inmode)))
#ifdef SECONDARY_INPUT_RELOAD_CLASS
|| (SECONDARY_INPUT_RELOAD_CLASS (class, inmode, in) != NO_REGS
@ -1105,8 +1105,8 @@ push_reload (in, out, inloc, outloc, class,
> UNITS_PER_WORD)
&& ((GET_MODE_SIZE (GET_MODE (SUBREG_REG (out)))
/ UNITS_PER_WORD)
!= HARD_REGNO_NREGS (REGNO (SUBREG_REG (out)),
GET_MODE (SUBREG_REG (out)))))
!= (int) HARD_REGNO_NREGS (REGNO (SUBREG_REG (out)),
GET_MODE (SUBREG_REG (out)))))
|| ! HARD_REGNO_MODE_OK (subreg_regno (out), outmode)))
#ifdef SECONDARY_OUTPUT_RELOAD_CLASS
|| (SECONDARY_OUTPUT_RELOAD_CLASS (class, outmode, out) != NO_REGS
@ -5639,7 +5639,7 @@ find_reloads_address_1 (mode, x, context, loc, opnum, type, ind_levels, insn)
{
enum reg_class class = (context ? INDEX_REG_CLASS
: MODE_BASE_REG_CLASS (mode));
if (CLASS_MAX_NREGS (class, GET_MODE (SUBREG_REG (x)))
if ((unsigned) CLASS_MAX_NREGS (class, GET_MODE (SUBREG_REG (x)))
> reg_class_size[class])
{
x = find_reloads_subreg_address (x, 0, opnum, type,