aboutsummaryrefslogtreecommitdiff
path: root/gcc/basic-block.h
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/basic-block.h')
-rw-r--r--gcc/basic-block.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h
index 65e5d82..cdefca3 100644
--- a/gcc/basic-block.h
+++ b/gcc/basic-block.h
@@ -241,6 +241,9 @@ typedef struct basic_block_def {
/* Various flags. See BB_* below. */
int flags;
+
+ /* Additional data maintained by cfg_layout routines. */
+ struct reorder_block_def *rbi;
} *basic_block;
#define BB_FREQ_MAX 10000
@@ -362,9 +365,7 @@ extern void redirect_edge_succ PARAMS ((edge, basic_block));
extern edge redirect_edge_succ_nodup PARAMS ((edge, basic_block));
extern void redirect_edge_pred PARAMS ((edge, basic_block));
extern basic_block create_basic_block_structure PARAMS ((rtx, rtx, rtx, basic_block));
-extern basic_block create_basic_block PARAMS ((rtx, rtx, basic_block));
extern void clear_bb_flags PARAMS ((void));
-extern void merge_blocks_nomove PARAMS ((basic_block, basic_block));
extern void tidy_fallthru_edge PARAMS ((edge, basic_block,
basic_block));
extern void tidy_fallthru_edges PARAMS ((void));
@@ -500,6 +501,7 @@ enum update_life_extent
#define CLEANUP_THREADING 64 /* Do jump threading. */
#define CLEANUP_NO_INSN_DEL 128 /* Do not try to delete trivially dead
insns. */
+#define CLEANUP_CFGLAYOUT 256 /* Do cleanup in cfglayout mode. */
extern void life_analysis PARAMS ((rtx, FILE *, int));
extern int update_life_info PARAMS ((sbitmap, enum update_life_extent,
int));