* cfgcleanup.c (merge_seq_blocks): Remove.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125094
138bc75d-0d04-0410-961f-
82ee72b054a4
+2007-05-26 Kazu Hirata <kazu@codesourcery.com>
+
+ * basic-block.h: Remove the prototype for merge_seq_blocks.
+ * cfgcleanup.c (merge_seq_blocks): Remove.
+
2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
extern void find_basic_blocks (rtx);
extern bool cleanup_cfg (int);
extern bool delete_unreachable_blocks (void);
-extern bool merge_seq_blocks (void);
extern bool mark_dfs_back_edges (void);
extern void set_edge_can_fallthru_flag (void);
tidy_fallthru_edges ();
return changed;
}
-
-/* Merges sequential blocks if possible. */
-
-bool
-merge_seq_blocks (void)
-{
- basic_block bb;
- bool changed = false;
-
- for (bb = ENTRY_BLOCK_PTR->next_bb; bb != EXIT_BLOCK_PTR; )
- {
- if (single_succ_p (bb)
- && can_merge_blocks_p (bb, single_succ (bb)))
- {
- /* Merge the blocks and retry. */
- merge_blocks (bb, single_succ (bb));
- changed = true;
- continue;
- }
-
- bb = bb->next_bb;
- }
-
- return changed;
-}
\f
/* Tidy the CFG by deleting unreachable code and whatnot. */