diff options
Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4a558ad86b1..03765553c94 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,52 @@ +2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgloopanal.c: New file. + * cfgloopmanip.c: New file. + * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New. + (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o, + cfglayout.o): Add dependency on cfgloop.h. + (cfgloop.o): Add flags.h dependency. + * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags. + (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed. + (struct loop, struct loops, flow_loops_find, flow_loops_update, + flow_loops_free, flow_loops_dump, flow_loop_dump, + flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove, + LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES, + LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p, + flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge, + loop_latch_edge, add_bb_to_loop, remove_bb_from_loops, + find_common_loop, verify_loop_structure): Declarations moved to ... + * cfgloop.h: New file. + * bb-reorder.c (reorder_basic_blocks): Modified. + * cfglayout.c: Include cfgloop.h. + (cleanup_unconditional_jumps, cfg_layout_redirect_edge, + cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure. + (break_superblocks): New static function. + (cfg_layout_finalize): Use it. + (cfg_layout_split_block): New function. + * cfglayout.h (struct reorder_block_def): Add copy and duplicated + fields. + (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration + changed. + (cfg_layout_split_block): Declare. + * cfgloop.c: Include cfgloop.h and flags.h. + (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find, + get_loop_body): Avoid signed versus unsigned comparison warnings. + (make_forwarder_block, flow_loops_find, loop_preheader_edge, + loop_latch_edge): Modified. + (verify_loop_structure): Modified to use flags stored in loop structure; + check irreducible loops. + (cancel_loop, cancel_loop_tree): New functions. + (estimate_probability): Use loop analysis code for predictions. + (estimate_loops_at_level): Avoid signed versus unsigned comparison + warnings. + * doloop.c: Include cfgloop.h. + * loop.c: Include cfgloop.h. + * predict.c: Include cfgloop.h. + * toplev.c: Include cfgloop.h. + * unroll.c: Include cfgloop.h. + * tracer.c (tracer): Modified. + 2003-01-24 Kazu Hirata <kazu@cs.umass.edu> * config/h8300/h8300.c (get_shift_alg): Fix a typo. |