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cfgrtl.c (purge_all_dead_edge): Remove an unused argument. 

* cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
	* basic-block.h: Update the prototype for
	purge_all_dead_edges.
	* cfgexpand.c (tree_expand_cfg): Update a call to
	purge_all_dead_edges.
	* combine.c (combine_instructions): Likewise.
	* passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
	rest_of_handle_cse2, rest_of_handle_gcse,
	rest_of_handle_postreload): likewise.

From-SVN: r98168
This commit is contained in:
Kazu Hirata 2005-04-15 03:16:20 +00:00 committed by Kazu Hirata
parent c87ac7e8f7
commit 25cd19de2f
6 changed files with 21 additions and 25 deletions
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12
gcc/ChangeLog
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@ -1,3 +1,15 @@
2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
* cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
* basic-block.h: Update the prototype for
purge_all_dead_edges.
* cfgexpand.c (tree_expand_cfg): Update a call to
purge_all_dead_edges.
* combine.c (combine_instructions): Likewise.
* passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
rest_of_handle_cse2, rest_of_handle_gcse,
rest_of_handle_postreload): likewise.
2005-04-15 Alexandre Oliva <aoliva@redhat.com>
PR middle-end/20739

2
gcc/basic-block.h
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@ -861,7 +861,7 @@ extern int delete_noop_moves (void);
extern basic_block force_nonfallthru (edge);
extern rtx block_label (basic_block);
extern bool forwarder_block_p (basic_block);
extern bool purge_all_dead_edges (int);
extern bool purge_all_dead_edges (void);
extern bool purge_dead_edges (basic_block);
extern void find_many_sub_basic_blocks (sbitmap);
extern void rtl_make_eh_edge (sbitmap, basic_block, rtx);

2
gcc/cfgexpand.c
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@ -1320,7 +1320,7 @@ tree_expand_cfg (void)
blocks = sbitmap_alloc (last_basic_block);
sbitmap_ones (blocks);
find_many_sub_basic_blocks (blocks);
purge_all_dead_edges (0);
purge_all_dead_edges ();
sbitmap_free (blocks);
compact_blocks ();

18
gcc/cfgrtl.c
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@ -2455,34 +2455,18 @@ purge_dead_edges (basic_block bb)
true if some edge has been eliminated. */
bool
purge_all_dead_edges (int update_life_p)
purge_all_dead_edges (void)
{
int purged = false;
sbitmap blocks = 0;
basic_block bb;
if (update_life_p)
{
blocks = sbitmap_alloc (last_basic_block);
sbitmap_zero (blocks);
}
FOR_EACH_BB (bb)
{
bool purged_here = purge_dead_edges (bb);
purged |= purged_here;
if (purged_here && update_life_p)
SET_BIT (blocks, bb->index);
}
if (update_life_p && purged)
update_life_info (blocks, UPDATE_LIFE_GLOBAL,
PROP_DEATH_NOTES | PROP_SCAN_DEAD_CODE
| PROP_KILL_DEAD_CODE);
if (update_life_p)
sbitmap_free (blocks);
return purged;
}

2
gcc/combine.c
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@ -886,7 +886,7 @@ combine_instructions (rtx f, unsigned int nregs)
EXECUTE_IF_SET_IN_SBITMAP (refresh_blocks, 0, i,
BASIC_BLOCK (i)->flags |= BB_DIRTY);
new_direct_jump_p |= purge_all_dead_edges (0);
new_direct_jump_p |= purge_all_dead_edges ();
delete_noop_moves ();
update_life_info_in_dirty_blocks (UPDATE_LIFE_GLOBAL_RM_NOTES,

10
gcc/passes.c
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@ -459,7 +459,7 @@ rest_of_handle_old_regalloc (void)
timevar_push (TV_JUMP);
rebuild_jump_labels (get_insns ());
purge_all_dead_edges (0);
purge_all_dead_edges ();
delete_unreachable_blocks ();
timevar_pop (TV_JUMP);
@ -978,7 +978,7 @@ rest_of_handle_cse (void)
tem = cse_main (get_insns (), max_reg_num (), dump_file);
if (tem)
rebuild_jump_labels (get_insns ());
if (purge_all_dead_edges (0))
if (purge_all_dead_edges ())
delete_unreachable_blocks ();
delete_trivially_dead_insns (get_insns (), max_reg_num ());
@ -1018,7 +1018,7 @@ rest_of_handle_cse2 (void)
bypassed safely. */
cse_condition_code_reg ();
purge_all_dead_edges (0);
purge_all_dead_edges ();
delete_trivially_dead_insns (get_insns (), max_reg_num ());
if (tem)
@ -1061,7 +1061,7 @@ rest_of_handle_gcse (void)
timevar_push (TV_CSE);
reg_scan (get_insns (), max_reg_num ());
tem2 = cse_main (get_insns (), max_reg_num (), dump_file);
purge_all_dead_edges (0);
purge_all_dead_edges ();
delete_trivially_dead_insns (get_insns (), max_reg_num ());
timevar_pop (TV_CSE);
cse_not_expected = !flag_rerun_cse_after_loop;
@ -1409,7 +1409,7 @@ rest_of_handle_postreload (void)
/* reload_cse_regs can eliminate potentially-trapping MEMs.
Remove any EH edges associated with them. */
if (flag_non_call_exceptions)
purge_all_dead_edges (0);
purge_all_dead_edges ();
close_dump_file (DFI_postreload, print_rtl_with_bb, get_insns ());
timevar_pop (TV_RELOAD_CSE_REGS);