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| author | Richard Henderson <rth@cygnus.com> | 2000-01-06 12:25:41 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2000-01-06 12:25:41 -0800 |
| commit | 9b15c17f0d2f223e09cebf99f47d0972d7568f9c (patch) | |
| tree | 95bb033a85e24116b3efc6a96f5f1fa804c19191 /gcc/regclass.c | |
| parent | 55ff3de705a71f1419d97123dac01f0c0950ca70 (diff) | |
| download | gcc-9b15c17f0d2f223e09cebf99f47d0972d7568f9c.tar.gz | |
flow.c (mark_set_1): Use loop_depth+1 as reference weight.
* flow.c (mark_set_1): Use loop_depth+1 as reference weight.
(find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
(count_reg_sets_1, count_reg_references): Likewise.
(flow_loops_level_compute): Start counting actual loop depth at 1.
(flow_loops_find): Likewise.
* local-alloc.c (update_equiv_regs): Likewise.
* regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
From-SVN: r31259
Diffstat (limited to 'gcc/regclass.c')
| -rw-r--r-- | gcc/regclass.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/gcc/regclass.c b/gcc/regclass.c index 1a45b244dc3..06c2badfd23 100644 --- a/gcc/regclass.c +++ b/gcc/regclass.c @@ -1100,13 +1100,13 @@ regclass (f, nregs, dump) basic_block bb = BASIC_BLOCK (index); /* Show that an insn inside a loop is likely to be executed three - times more than insns outside a loop. This is much more aggressive - than the assumptions made elsewhere and is being tried as an - experiment. */ + times more than insns outside a loop. This is much more + aggressive than the assumptions made elsewhere and is being + tried as an experiment. */ if (optimize_size) loop_cost = 1; else - loop_cost = 1 << (2 * MIN (bb->loop_depth - 1, 5)); + loop_cost = 1 << (2 * MIN (bb->loop_depth, 5)); for (insn = bb->head; ; insn = NEXT_INSN (insn)) { insn = scan_one_insn (insn, pass); |