diff options
Diffstat (limited to 'gcc/ra-rewrite.c')
| -rw-r--r-- | gcc/ra-rewrite.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ra-rewrite.c b/gcc/ra-rewrite.c index 23c26ba9c3f..fa00e370648 100644 --- a/gcc/ra-rewrite.c +++ b/gcc/ra-rewrite.c @@ -1350,13 +1350,17 @@ rewrite_program2 (bitmap new_deaths) int in_ir = 0; edge e; int num = 0; + edge_iterator ei; bitmap_iterator bi; HARD_REG_SET cum_colors, colors; CLEAR_HARD_REG_SET (cum_colors); - for (e = bb->pred; e && num < 5; e = e->pred_next, num++) + FOR_EACH_EDGE (e, ei, bb->preds) { int j; + + if (num >= 5) + break; CLEAR_HARD_REG_SET (colors); EXECUTE_IF_SET_IN_BITMAP (live_at_end[e->src->index], 0, j, bi) { @@ -1366,6 +1370,7 @@ rewrite_program2 (bitmap new_deaths) update_spill_colors (&colors, web, 1); } IOR_HARD_REG_SET (cum_colors, colors); + num++; } if (num == 5) in_ir = 1; |