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passes.c (rest_of_handle_null_pointer): Remove.

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* passes.c (rest_of_handle_null_pointer): Remove.
	(rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
	(rest_of_compilation): Likewise.
	* rtl.h (delete_null_pointer_checks): Remove prototype.
	* gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
	Remove declarations.
	(get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
	compute_kill_rd, compute_rd, alloc_avail_expr_mem,
	free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
	expr_reaches_here_p, computing_insn, def_reaches_here_p,
	can_disregard_other_sets, handle_avail_expr, classic_gcse,
	one_classic_gcse_pass, invalidate_nonnull_info,
	delete_null_pointer_checks_1, delete_null_pointer_checks,
	expr_reached_here_p_work): Remove.
	(gcse_main): Do not perform classic GCSE when optimizing for size.
	(alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
	are never used.

From-SVN: r81849
This commit is contained in:
Steven Bosscher 2004-05-14 15:35:11 +00:00 committed by Steven Bosscher
parent 4f9c6b6e18
commit e83f48010b
4 changed files with 28 additions and 1173 deletions
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20
gcc/ChangeLog
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@ -1,3 +1,23 @@
2004-05-14 Steven Bosscher <stevenb@suse.de>
* passes.c (rest_of_handle_null_pointer): Remove.
(rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
(rest_of_compilation): Likewise.
* rtl.h (delete_null_pointer_checks): Remove prototype.
* gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
Remove declarations.
(get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
compute_kill_rd, compute_rd, alloc_avail_expr_mem,
free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
expr_reaches_here_p, computing_insn, def_reaches_here_p,
can_disregard_other_sets, handle_avail_expr, classic_gcse,
one_classic_gcse_pass, invalidate_nonnull_info,
delete_null_pointer_checks_1, delete_null_pointer_checks,
expr_reached_here_p_work): Remove.
(gcse_main): Do not perform classic GCSE when optimizing for size.
(alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
are never used.
2004-05-14 Andrew Pinski <pinskia@physics.uc.edu>
PR optimization/14466

1149
gcc/gcse.c
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File diff suppressed because it is too large Load Diff

30
gcc/passes.c
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@ -1004,20 +1004,6 @@ rest_of_handle_jump_bypass (tree decl, rtx insns)
#endif
}
/* Try to identify useless null pointer tests and delete them. */
static void
rest_of_handle_null_pointer (tree decl, rtx insns)
{
open_dump_file (DFI_null, decl);
if (dump_file)
dump_flow_info (dump_file);
if (delete_null_pointer_checks (insns))
cleanup_cfg (CLEANUP_EXPENSIVE | CLEANUP_PRE_LOOP);
close_dump_file (DFI_null, print_rtl_with_bb, insns);
}
/* Try combining insns through substitution. */
static void
rest_of_handle_combine (tree decl, rtx insns)
@ -1120,19 +1106,6 @@ rest_of_handle_cse (tree decl, rtx insns)
if (tem || optimize > 1)
cleanup_cfg (CLEANUP_EXPENSIVE | CLEANUP_PRE_LOOP);
/* Try to identify useless null pointer tests and delete them. */
if (flag_delete_null_pointer_checks)
{
timevar_push (TV_JUMP);
if (delete_null_pointer_checks (insns))
cleanup_cfg (CLEANUP_EXPENSIVE | CLEANUP_PRE_LOOP);
timevar_pop (TV_JUMP);
}
/* The second pass of jump optimization is likely to have
removed a bunch more instructions. */
renumber_insns (dump_file);
timevar_pop (TV_CSE);
close_dump_file (DFI_cse, print_rtl_with_bb, insns);
@ -1547,9 +1520,6 @@ rest_of_compilation (tree decl)
if (optimize)
cleanup_cfg (CLEANUP_EXPENSIVE | CLEANUP_PRE_LOOP);
if (flag_delete_null_pointer_checks)
rest_of_handle_null_pointer (decl, insns);
/* Jump optimization, and the removal of NULL pointer checks, may
have reduced the number of instructions substantially. CSE, and
future passes, allocate arrays whose dimensions involve the

2
gcc/rtl.h
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@ -2320,8 +2320,6 @@ extern void cannot_change_mode_set_regs (HARD_REG_SET *,
extern bool invalid_mode_change_p (unsigned int, enum reg_class,
enum machine_mode);
extern int delete_null_pointer_checks (rtx);
/* In regmove.c */
#ifdef BUFSIZ
extern void regmove_optimize (rtx, int, FILE *);