diff options
Diffstat (limited to 'gcc/regclass.c')
| -rw-r--r-- | gcc/regclass.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/gcc/regclass.c b/gcc/regclass.c index 7986a1e..f65b2e9 100644 --- a/gcc/regclass.c +++ b/gcc/regclass.c @@ -430,7 +430,7 @@ init_reg_sets_1 () } memset (contains_reg_of_mode, 0, sizeof (contains_reg_of_mode)); memset (allocatable_regs_of_mode, 0, sizeof (allocatable_regs_of_mode)); - for (m = 0; m < MAX_MACHINE_MODE; m++) + 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]) for (j = 0; j < FIRST_PSEUDO_REGISTER; j++) @@ -445,7 +445,7 @@ init_reg_sets_1 () /* Initialize the move cost table. Find every subset of each class and take the maximum cost of moving any subset to any other. */ - for (m = 0; m < MAX_MACHINE_MODE; m++) + for (m = 0; m < (unsigned int) MAX_MACHINE_MODE; m++) if (allocatable_regs_of_mode [m]) { for (i = 0; i < N_REG_CLASSES; i++) @@ -631,6 +631,7 @@ choose_hard_reg_mode (regno, nregs) unsigned int regno ATTRIBUTE_UNUSED; unsigned int nregs; { + unsigned int /* enum machine_mode */ m; enum machine_mode found_mode = VOIDmode, mode; /* We first look for the largest integer mode that can be validly @@ -658,10 +659,13 @@ choose_hard_reg_mode (regno, nregs) return found_mode; /* Iterate over all of the CCmodes. */ - for (mode = CCmode; mode < NUM_MACHINE_MODES; ++mode) - if (HARD_REGNO_NREGS (regno, mode) == nregs - && HARD_REGNO_MODE_OK (regno, mode)) - return mode; + for (m = (unsigned int) CCmode; m < (unsigned int) NUM_MACHINE_MODES; ++m) + { + mode = (enum machine_mode) m; + if (HARD_REGNO_NREGS (regno, mode) == nregs + && HARD_REGNO_MODE_OK (regno, mode)) + return mode; + } /* We can't find a mode valid for this register. */ return VOIDmode; @@ -859,22 +863,23 @@ dump_regclass (dump) int i; for (i = FIRST_PSEUDO_REGISTER; i < max_regno; i++) { - enum reg_class class; + int /* enum reg_class */ class; if (REG_N_REFS (i)) { fprintf (dump, " Register %i costs:", i); - for (class = 0; class < N_REG_CLASSES; class++) - if (contains_reg_of_mode [class][PSEUDO_REGNO_MODE (i)] + for (class = 0; class < (int) N_REG_CLASSES; class++) + if (contains_reg_of_mode [(enum reg_class) class][PSEUDO_REGNO_MODE (i)] #ifdef FORBIDDEN_INC_DEC_CLASSES - && (!in_inc_dec[i] || !forbidden_inc_dec_class[class]) + && (!in_inc_dec[i] + || !forbidden_inc_dec_class[(enum reg_class) class]) #endif #ifdef CLASS_CANNOT_CHANGE_MODE && (!REGNO_REG_SET_P (reg_changes_mode, i) - || class_can_change_mode [class]) + || class_can_change_mode [(enum reg_class) class]) #endif ) - fprintf (dump, " %s:%i", reg_class_names[(int) class], - costs[i].cost[class]); + fprintf (dump, " %s:%i", reg_class_names[class], + costs[i].cost[(enum reg_class) class]); fprintf (dump, " MEM:%i\n", costs[i].mem_cost); } } |