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tree-dfa.c (dump_variable): Use default_def function.

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* tree-dfa.c (dump_variable): Use default_def function.
	* tree-ssa-alias.c (dump_points_to_info): Likewise.
	* tree-ssa.c (verify_use): Likewise.
	* tree-ssanames.c (release_ssa_name): Likewise.
	* tree-tailcall.c (eliminate_tail_call): Likewise.
	(tree_optimize_tail_calls_1): Likewise.
	* tree-vrp.c (get_value_range): Likewise.

From-SVN: r101994
This commit is contained in:
Jan Hubicka 2005-07-14 00:35:29 +02:00 committed by Jan Hubicka
parent 9ef0b1bd66
commit df1f6f31f4
7 changed files with 24 additions and 14 deletions
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10
gcc/ChangeLog
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@ -1,3 +1,13 @@
2005-07-14 Jan Hubicka <jh@suse.cz>
* tree-dfa.c (dump_variable): Use default_def function.
* tree-ssa-alias.c (dump_points_to_info): Likewise.
* tree-ssa.c (verify_use): Likewise.
* tree-ssanames.c (release_ssa_name): Likewise.
* tree-tailcall.c (eliminate_tail_call): Likewise.
(tree_optimize_tail_calls_1): Likewise.
* tree-vrp.c (get_value_range): Likewise.
2005-07-14 Ben Elliston <bje@au.ibm.com>
* gcc.c (main): Compare language[0] with '*' when iterating over

4
gcc/tree-dfa.c
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@ -335,10 +335,10 @@ dump_variable (FILE *file, tree var)
if (is_call_clobbered (var))
fprintf (file, ", call clobbered");
if (ann->default_def)
if (default_def (var))
{
fprintf (file, ", default def: ");
print_generic_expr (file, ann->default_def, dump_flags);
print_generic_expr (file, default_def (var), dump_flags);
}
if (ann->may_aliases)

6
gcc/tree-ssa-alias.c
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@ -2035,9 +2035,9 @@ dump_points_to_info (FILE *file)
{
if (POINTER_TYPE_P (TREE_TYPE (var)))
{
var_ann_t ann = var_ann (var);
if (ann->default_def)
dump_points_to_info_for (file, ann->default_def);
tree def = default_def (var);
if (def)
dump_points_to_info_for (file, def);
}
}

2
gcc/tree-ssa.c
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@ -231,7 +231,7 @@ verify_use (basic_block bb, basic_block def_bb, use_operand_p use_p,
TREE_VISITED (ssa_name) = 1;
if (IS_EMPTY_STMT (SSA_NAME_DEF_STMT (ssa_name))
&& var_ann (SSA_NAME_VAR (ssa_name))->default_def == ssa_name)
&& default_def (SSA_NAME_VAR (ssa_name)) == ssa_name)
; /* Default definitions have empty statements. Nothing to do. */
else if (!def_bb)
{

2
gcc/tree-ssanames.c
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@ -183,7 +183,7 @@ release_ssa_name (tree var)
/* Never release the default definition for a symbol. It's a
special SSA name that should always exist once it's created. */
if (var == var_ann (SSA_NAME_VAR (var))->default_def)
if (var == default_def (SSA_NAME_VAR (var)))
return;
/* If VAR has been registered for SSA updating, don't remove it.

12
gcc/tree-tailcall.c
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@ -756,7 +756,7 @@ eliminate_tail_call (struct tailcall *t)
if (!phi)
{
tree name = var_ann (param)->default_def;
tree name = default_def (param);
tree new_name;
if (!name)
@ -769,7 +769,7 @@ eliminate_tail_call (struct tailcall *t)
}
new_name = make_ssa_name (param, SSA_NAME_DEF_STMT (name));
var_ann (param)->default_def = new_name;
set_default_def (param, new_name);
phi = create_phi_node (name, first);
SSA_NAME_DEF_STMT (name) = phi;
add_phi_arg (phi, new_name, single_succ_edge (ENTRY_BLOCK_PTR));
@ -868,6 +868,7 @@ tree_optimize_tail_calls_1 (bool opt_tailcalls)
if (!phis_constructed)
{
tree name;
/* Ensure that there is only one predecessor of the block. */
if (!single_pred_p (first))
first = split_edge (single_succ_edge (ENTRY_BLOCK_PTR));
@ -880,14 +881,13 @@ tree_optimize_tail_calls_1 (bool opt_tailcalls)
&& var_ann (param)
/* Also parameters that are only defined but never used need not
be copied. */
&& (var_ann (param)->default_def
&& TREE_CODE (var_ann (param)->default_def) == SSA_NAME))
&& ((name = default_def (param))
&& TREE_CODE (name) == SSA_NAME))
{
tree name = var_ann (param)->default_def;
tree new_name = make_ssa_name (param, SSA_NAME_DEF_STMT (name));
tree phi;
var_ann (param)->default_def = new_name;
set_default_def (param, new_name);
phi = create_phi_node (name, first);
SSA_NAME_DEF_STMT (name) = phi;
add_phi_arg (phi, new_name, single_pred_edge (first));

2
gcc/tree-vrp.c
View File

@ -294,7 +294,7 @@ get_value_range (tree var)
/* If VAR is a default definition, the variable can take any value
in VAR's type. */
sym = SSA_NAME_VAR (var);
if (var == var_ann (sym)->default_def)
if (var == default_def (sym))
{
/* Try to use the "nonnull" attribute to create ~[0, 0]
anti-ranges for pointers. Note that this is only valid with