From: Kaveh R. Ghazi Date: Thu, 15 Aug 2002 17:44:10 +0000 (+0000) Subject: loop.c (scan_loop, [...]): Cast to avoid signed/unsigned warnings. X-Git-Tag: releases/gcc-3.3.0~3265 X-Git-Url: https://gcc.gnu.org/git/?a=commitdiff_plain;h=f7043461dbdc6ffc526ab4fa14c420c182599c02;p=gcc.git loop.c (scan_loop, [...]): Cast to avoid signed/unsigned warnings. * 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 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ca3ebb23c753..20d953fbe490 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,14 @@ +2002-08-15 Kaveh R. Ghazi + + * 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 * rs6000.c (output_mi_thunk): Return to function section on diff --git a/gcc/loop.c b/gcc/loop.c index c0d20da398cd..a777013de45f 100644 --- a/gcc/loop.c +++ b/gcc/loop.c @@ -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, diff --git a/gcc/regclass.c b/gcc/regclass.c index 75335b160307..4718d9e90f8e 100644 --- a/gcc/regclass.c +++ b/gcc/regclass.c @@ -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; } } diff --git a/gcc/reload.c b/gcc/reload.c index 67f411b9040b..e195ea21a3b8 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -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,