diff options
Diffstat (limited to 'gcc/global.c')
| -rw-r--r-- | gcc/global.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/gcc/global.c b/gcc/global.c index 0573eeb285f..c808e207406 100644 --- a/gcc/global.c +++ b/gcc/global.c @@ -398,14 +398,14 @@ global_alloc (FILE *file) /* Establish mappings from register number to allocation number and vice versa. In the process, count the allocnos. */ - reg_allocno = (int *) xmalloc (max_regno * sizeof (int)); + reg_allocno = xmalloc (max_regno * sizeof (int)); for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) reg_allocno[i] = -1; /* Initialize the shared-hard-reg mapping from the list of pairs that may share. */ - reg_may_share = (int *) xcalloc (max_regno, sizeof (int)); + reg_may_share = xcalloc (max_regno, sizeof (int)); for (x = regs_may_share; x; x = XEXP (XEXP (x, 1), 1)) { int r1 = REGNO (XEXP (x, 0)); @@ -436,7 +436,7 @@ global_alloc (FILE *file) else reg_allocno[i] = -1; - allocno = (struct allocno *) xcalloc (max_allocno, sizeof (struct allocno)); + allocno = xcalloc (max_allocno, sizeof (struct allocno)); for (i = FIRST_PSEUDO_REGISTER; i < (size_t) max_regno; i++) if (reg_allocno[i] >= 0) @@ -454,9 +454,9 @@ global_alloc (FILE *file) /* Calculate amount of usage of each hard reg by pseudos allocated by local-alloc. This is to see if we want to override it. */ - memset ((char *) local_reg_live_length, 0, sizeof local_reg_live_length); - memset ((char *) local_reg_n_refs, 0, sizeof local_reg_n_refs); - memset ((char *) local_reg_freq, 0, sizeof local_reg_freq); + memset (local_reg_live_length, 0, sizeof local_reg_live_length); + memset (local_reg_n_refs, 0, sizeof local_reg_n_refs); + memset (local_reg_freq, 0, sizeof local_reg_freq); for (i = FIRST_PSEUDO_REGISTER; i < (size_t) max_regno; i++) if (reg_renumber[i] >= 0) { @@ -482,10 +482,9 @@ global_alloc (FILE *file) /* We used to use alloca here, but the size of what it would try to allocate would occasionally cause it to exceed the stack limit and cause unpredictable core dumps. Some examples were > 2Mb in size. */ - conflicts = (INT_TYPE *) xcalloc (max_allocno * allocno_row_words, - sizeof (INT_TYPE)); + conflicts = xcalloc (max_allocno * allocno_row_words, sizeof (INT_TYPE)); - allocnos_live = (INT_TYPE *) xmalloc (allocno_row_words * sizeof (INT_TYPE)); + allocnos_live = xmalloc (allocno_row_words * sizeof (INT_TYPE)); /* If there is work to be done (at least one reg to allocate), perform global conflict analysis and allocate the regs. */ @@ -522,7 +521,7 @@ global_alloc (FILE *file) /* Determine the order to allocate the remaining pseudo registers. */ - allocno_order = (int *) xmalloc (max_allocno * sizeof (int)); + allocno_order = xmalloc (max_allocno * sizeof (int)); for (i = 0; i < (size_t) max_allocno; i++) allocno_order[i] = i; @@ -633,13 +632,13 @@ global_conflicts (void) int *block_start_allocnos; /* Make a vector that mark_reg_{store,clobber} will store in. */ - regs_set = (rtx *) xmalloc (max_parallel * sizeof (rtx) * 2); + regs_set = xmalloc (max_parallel * sizeof (rtx) * 2); - block_start_allocnos = (int *) xmalloc (max_allocno * sizeof (int)); + block_start_allocnos = xmalloc (max_allocno * sizeof (int)); FOR_EACH_BB (b) { - memset ((char *) allocnos_live, 0, allocno_row_words * sizeof (INT_TYPE)); + memset (allocnos_live, 0, allocno_row_words * sizeof (INT_TYPE)); /* Initialize table of registers currently live to the state at the beginning of this basic block. @@ -903,7 +902,7 @@ prune_preferences (void) { int i; int num; - int *allocno_to_order = (int *) xmalloc (max_allocno * sizeof (int)); + int *allocno_to_order = xmalloc (max_allocno * sizeof (int)); /* Scan least most important to most important. For each allocno, remove from preferences registers that cannot be used, |