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authorfroydnj <froydnj@138bc75d-0d04-0410-961f-82ee72b054a4>2010-10-21 02:33:33 +0000
committerfroydnj <froydnj@138bc75d-0d04-0410-961f-82ee72b054a4>2010-10-21 02:33:33 +0000
commit7f58c05e4e42df3520eeb59de85577f4b4ee90f8 (patch)
tree46c04a0ca71f226e6c7a15bdb22ae8bb69768800 /gcc/basic-block.h
parent73d723bfb0b24f5aedcb668c953616a45d75e9f2 (diff)
downloadppe42-gcc-7f58c05e4e42df3520eeb59de85577f4b4ee90f8.tar.gz
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* 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@165748 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/basic-block.h')
-rw-r--r--gcc/basic-block.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h
index e274d6c044f..e3b6e2007e3 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);
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