mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2024-12-19 21:40:15 +08:00
Code Issues Packages Projects Releases Wiki Activity

except.c (except.c): Do not rebuild CFG.

Browse Source 
* except.c (except.c): Do not rebuild CFG.
	* toplev.c (rest_of_compilation): Recompute CFG after sibcall
	optimization.

From-SVN: r54217
This commit is contained in:
Jan Hubicka 2002-06-03 20:16:50 +02:00 committed by Jan Hubicka
parent 824030c624
commit 5204d66596
3 changed files with 12 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
* except.c (except.c): Do not rebuild CFG.
* toplev.c (rest_of_compilation): Recompute CFG after sibcall
optimization.
Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
* integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.

2
gcc/except.c
View File

@ -2499,8 +2499,6 @@ finish_eh_generation ()
connect many of the handlers, and then type information will not
be effective. Still, this is a win over previous implementations. */
rebuild_jump_labels (get_insns ());
find_basic_blocks (get_insns (), max_reg_num (), 0);
cleanup_cfg (CLEANUP_PRE_LOOP | CLEANUP_NO_INSN_DEL);
/* These registers are used by the landing pads. Make sure they

7
gcc/toplev.c
View File

@ -2560,6 +2560,12 @@ rest_of_compilation (decl)
rtx insn;
optimize_sibling_and_tail_recursive_calls ();
/* Recompute the CFG as sibling optimization clobbers it randomly. */
free_bb_for_insn ();
find_exception_handler_labels ();
rebuild_jump_labels (insns);
find_basic_blocks (insns, max_reg_num (), rtl_dump_file);
/* There is pass ordering problem - we must lower NOTE_INSN_PREDICTION
notes before simplifying cfg and we must do lowering after sibcall
that unhides parts of RTL chain and cleans up the CFG.
@ -2576,7 +2582,6 @@ rest_of_compilation (decl)
scope_to_insns_initialize ();
/* Complete generation of exception handling code. */
find_exception_handler_labels ();
if (doing_eh (0))
{
timevar_push (TV_JUMP);