diff options
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index b52c5a3..6859570 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -676,6 +676,7 @@ reload (first, global) int i; rtx insn; struct elim_table *ep; + basic_block bb; /* The two pointers used to track the true location of the memory used for label offsets. */ @@ -1123,8 +1124,8 @@ reload (first, global) pseudo. */ if (! frame_pointer_needed) - for (i = 0; i < n_basic_blocks; i++) - CLEAR_REGNO_REG_SET (BASIC_BLOCK (i)->global_live_at_start, + FOR_EACH_BB (bb) + CLEAR_REGNO_REG_SET (bb->global_live_at_start, HARD_FRAME_POINTER_REGNUM); /* Come here (with failure set nonzero) if we can't get enough spill regs @@ -8613,6 +8614,7 @@ reload_combine () int first_index_reg = -1; int last_index_reg = 0; int i; + basic_block bb; unsigned int r; int last_label_ruid; int min_labelno, n_labels; @@ -8648,17 +8650,17 @@ reload_combine () label_live = (HARD_REG_SET *) xmalloc (n_labels * sizeof (HARD_REG_SET)); CLEAR_HARD_REG_SET (ever_live_at_start); - for (i = n_basic_blocks - 1; i >= 0; i--) + FOR_EACH_BB_REVERSE (bb) { - insn = BLOCK_HEAD (i); + insn = bb->head; if (GET_CODE (insn) == CODE_LABEL) { HARD_REG_SET live; REG_SET_TO_HARD_REG_SET (live, - BASIC_BLOCK (i)->global_live_at_start); + bb->global_live_at_start); compute_use_by_pseudos (&live, - BASIC_BLOCK (i)->global_live_at_start); + bb->global_live_at_start); COPY_HARD_REG_SET (LABEL_LIVE (insn), live); IOR_HARD_REG_SET (ever_live_at_start, live); } @@ -9489,12 +9491,11 @@ copy_eh_notes (insn, x) void fixup_abnormal_edges () { - int i; bool inserted = false; + basic_block bb; - for (i = 0; i < n_basic_blocks; i++) + FOR_EACH_BB (bb) { - basic_block bb = BASIC_BLOCK (i); edge e; /* Look for cases we are interested in - an calls or instructions causing |