diff options
Diffstat (limited to 'gcc/gcse.c')
| -rw-r--r-- | gcc/gcse.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/gcc/gcse.c b/gcc/gcse.c index dd80e754454..461e26c855c 100644 --- a/gcc/gcse.c +++ b/gcc/gcse.c @@ -4829,8 +4829,7 @@ static void hoist_code (void) { basic_block bb, dominated; - basic_block *domby; - unsigned int domby_len; + VEC (basic_block, heap) *domby; unsigned int i,j; struct expr **index_map; struct expr *expr; @@ -4852,7 +4851,7 @@ hoist_code (void) int found = 0; int insn_inserted_p; - domby_len = get_dominated_by (CDI_DOMINATORS, bb, &domby); + domby = get_dominated_by (CDI_DOMINATORS, bb); /* Examine each expression that is very busy at the exit of this block. These are the potentially hoistable expressions. */ for (i = 0; i < hoist_vbeout[bb->index]->n_bits; i++) @@ -4865,9 +4864,8 @@ hoist_code (void) /* We've found a potentially hoistable expression, now we look at every block BB dominates to see if it computes the expression. */ - for (j = 0; j < domby_len; j++) + for (j = 0; VEC_iterate (basic_block, domby, j, dominated); j++) { - dominated = domby[j]; /* Ignore self dominance. */ if (bb == dominated) continue; @@ -4906,8 +4904,8 @@ hoist_code (void) /* If we found nothing to hoist, then quit now. */ if (! found) { - free (domby); - continue; + VEC_free (basic_block, heap, domby); + continue; } /* Loop over all the hoistable expressions. */ @@ -4923,9 +4921,8 @@ hoist_code (void) /* We've found a potentially hoistable expression, now we look at every block BB dominates to see if it computes the expression. */ - for (j = 0; j < domby_len; j++) + for (j = 0; VEC_iterate (basic_block, domby, j, dominated); j++) { - dominated = domby[j]; /* Ignore self dominance. */ if (bb == dominated) continue; @@ -4976,7 +4973,7 @@ hoist_code (void) } } } - free (domby); + VEC_free (basic_block, heap, domby); } free (index_map); |