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| author | Zdenek Dvorak <rakdver@gcc.gnu.org> | 2002-05-21 20:37:43 +0000 |
|---|---|---|
| committer | Zdenek Dvorak <rakdver@gcc.gnu.org> | 2002-05-21 20:37:43 +0000 |
| commit | f6366fc7ad6938f236cb176977aa57dcd97a8e6f (patch) | |
| tree | bde29689b04a7cf4ca9eeef9eb9614fd3dc8cede /gcc/predict.c | |
| parent | 68bd6dd68879755ecff25c829d1067bb78db82bf (diff) | |
| download | gcc-f6366fc7ad6938f236cb176977aa57dcd97a8e6f.zip gcc-f6366fc7ad6938f236cb176977aa57dcd97a8e6f.tar.gz gcc-f6366fc7ad6938f236cb176977aa57dcd97a8e6f.tar.bz2 | |
bb-reorder.c (make_reorder_chain_1): Modified.
* bb-reorder.c (make_reorder_chain_1): Modified.
* cfganal.c (can_fallthru, flow_call_edges_add,
flow_preorder_transversal_compute): Modified.
* cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
find_sub_basic_blocks): Modified.
* cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Modified.
* cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Modified.
* cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Modified.
* combine.c (this_basic_block): Type changed to basic_block.
(combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
nonzero_bits, num_sign_bit_copies, get_last_value_validate,
get_last_value, distribute_notes, distribute_links): Modified.
* final.c (compute_alignments): Modified.
* flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Modified.
* function.c (thread_prologue_and_epilogue_insns): Modified.
* gcse.c (compute_code_hoist_vbeinout): Modified.
* global.c (build_insn_chain): Modified.
* ifcvt.c (find_if_block, find_cond_trap): Modified.
* predict.c (last_basic_block_p, note_prediction_to_br_prob): Modified.
* regmove.c (regmove_optimize): Modified.
* resource.c (find_basic_block): Modified.
* sched-ebb.c (schedule_ebbs): Modified.
* ssa-dce.c (find_control_dependence, find_pdom): Modified.
From-SVN: r53695
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index b0be982..ce8ed2d 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -695,10 +695,13 @@ static bool last_basic_block_p (bb) basic_block bb; { - return (bb->index == n_basic_blocks - 1 - || (bb->index == n_basic_blocks - 2 + if (bb == EXIT_BLOCK_PTR) + return false; + + return (bb->next_bb == EXIT_BLOCK_PTR + || (bb->next_bb->next_bb == EXIT_BLOCK_PTR && bb->succ && !bb->succ->succ_next - && bb->succ->dest->index == n_basic_blocks - 1)); + && bb->succ->dest->next_bb == EXIT_BLOCK_PTR)); } /* Sets branch probabilities according to PREDiction and FLAGS. HEADS[bb->index] @@ -847,7 +850,7 @@ note_prediction_to_br_prob () heads = xmalloc (sizeof (int) * n_basic_blocks); memset (heads, -1, sizeof (int) * n_basic_blocks); - heads[0] = n_basic_blocks; + heads[ENTRY_BLOCK_PTR->next_bb->index] = n_basic_blocks; /* Process all prediction notes. */ |