From 0fd4b31d684af56704c69cdbc8a0c891403ac672 Mon Sep 17 00:00:00 2001 From: Nathan Froyd Date: Thu, 21 Oct 2010 02:33:33 +0000 Subject: basic-block.h (find_fallthru_edge): Define. * basic-block.h (find_fallthru_edge): Define. * cfgcleanup.c (merge_blocks_move): Use it. (try_crossjump_bb): Likewise. * cfglayout.c (fixup_reorder_chains): Likewise. (fixup_fallthru_exit_predecessor): Likewise. * cfgrtl.c (rtl_split_edge): Likewise. (rtl_verify_flow_info): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * gimple-pretty-print.c (dump_implicit_edges): Likewise. * ifcvt.c (block_fallthru): Likewise. * reload1.c (fixup_abnormal_edges): Likewise. * sched-ebb.c (being_schedule_ready): Likewise. (schedule_ebb): Likwise. * sched-rgn.c (find_single_block_region): Likewise. * sel-sched-ir.c (bb_ends_ebb_p): Likewise. * tree-complex.c (expand_complex_move): Likewise. * sched-int.h (find_fallthru_edge): Rename to... (find_fallthru_edge_from): ...this. * haifa-sched.c (find_fallthru_edge): Rename to... (find_fallthru_edge_from): ...this. Use new find_fallthru_edge. (init_before_recovery): Call find_fallthru_edge_from. * sel-sched-ir.c (merge_fences): Likewise. * sel-sched.c (in_fallthru_bb_p): Likewise. (move_cond_jump): Likewise. From-SVN: r165748 --- gcc/basic-block.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'gcc/basic-block.h') diff --git a/gcc/basic-block.h b/gcc/basic-block.h index e274d6c..e3b6e20 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -926,6 +926,20 @@ bb_has_abnormal_pred (basic_block bb) return false; } +/* Return the fallthru edge in EDGES if it exists, NULL otherwise. */ +static inline edge +find_fallthru_edge (VEC(edge,gc) *edges) +{ + edge e; + edge_iterator ei; + + FOR_EACH_EDGE (e, ei, edges) + if (e->flags & EDGE_FALLTHRU) + break; + + return e; +} + /* In cfgloopmanip.c. */ extern edge mfb_kj_edge; extern bool mfb_keep_just (edge); -- cgit v1.1