From eb83419390c399dc12a359eae856a5963216a450 Mon Sep 17 00:00:00 2001 From: Kazu Hirata Date: Sat, 26 May 2007 15:16:45 +0000 Subject: [PATCH] basic-block.h: Remove the prototype for merge_seq_blocks. * basic-block.h: Remove the prototype for merge_seq_blocks. * cfgcleanup.c (merge_seq_blocks): Remove. From-SVN: r125094 --- gcc/ChangeLog | 5 +++++ gcc/basic-block.h | 1 - gcc/cfgcleanup.c | 25 ------------------------- 3 files changed, 5 insertions(+), 26 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cdd0b84ffc9..d30b21b1028 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2007-05-26 Kazu Hirata + + * basic-block.h: Remove the prototype for merge_seq_blocks. + * cfgcleanup.c (merge_seq_blocks): Remove. + 2007-05-26 H.J. Lu * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New. diff --git a/gcc/basic-block.h b/gcc/basic-block.h index ce0aba06ade..dd3bc1a2825 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -919,7 +919,6 @@ extern void free_aux_for_edges (void); 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); diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c index d2738435804..54d2321d60e 100644 --- a/gcc/cfgcleanup.c +++ b/gcc/cfgcleanup.c @@ -2166,31 +2166,6 @@ delete_unreachable_blocks (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; -} /* Tidy the CFG by deleting unreachable code and whatnot. */