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tree-complex.c (init_parameter_lattice_values): Don't call var_ann. 

* tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
	* tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
	(dump_dfa_stats): Don't dump stats about var anns.
	(collect_dfa_stats): Don't collect them.
	(add_referenced_var_1): Don't set var annotation pointers.
	(remove_referenced_var): Ditto, and only remove it it's in the
	hash table.

	* tree-flow-inline.h (var_ann): Remove.
	* tree-flow.h (struct var_ann_d, var_ann_t): Remove.

	* tree-inline.c (remapped_type): Remove.
	(can_be_nonlocal): Most variable will be considered live here,
	return false earlier.
	(remap_decls): Don't call var_ann, all variables will be considered
	referenced here.
	(copy_debug_stmt): Ditto, and use is_global_var.

	* tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
	determine if a variable was referred to, not var_ann.
	* tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
	(remove_unused_locals): Ditto.
	* tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
	* tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
	* tree.c (copy_node_stat): Don't clear var ann pointer.
	* tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
	ann member.
	(DECL_VAR_ANN_PTR): Remove.

	* tree-flow.h (struct var_ann_d): Rename used member.
	(set_is_used): Don't declare.
	* tree-flow-inline.h (clear_is_used): Remove.
	(set_is_used, is_used_p): Move to ...
	* tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
	on the side bitmap.
	(usedvars): New bitmap.
	(dump_scope_block): Don't dump unusedness.
	(remove_unused_locals): Allocate and free usedvars.
	* tree-nrv.c (tree_nrv): Don't clear used flags here.

	* tree-flow.h (struct var_ann_d): Remove base_var_processed and
	base_index members.
	* tree-ssa-live.h (struct _var_map): Remove basevars member.
	(VAR_ANN_BASE_INDEX): Remove.
	* tree-ssa-live.c (var_map_base_init): Use a hash table instead
	of var annotation to compress index space.  Don't deal with above
	removed members.
	(var_map_base_fini): Don't free basevars.
	(init_var_map): Don't clear basevars.

From-SVN: r190039
This commit is contained in:
Michael Matz 2012-08-01 14:58:38 +00:00 committed by Michael Matz
parent 3cfd446903
commit 5f564b8f56
14 changed files with 144 additions and 239 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

56
gcc/ChangeLog
View File

@ -1,3 +1,59 @@
2012-08-01 Michael Matz <matz@suse.de>
* tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
* tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
(dump_dfa_stats): Don't dump stats about var anns.
(collect_dfa_stats): Don't collect them.
(add_referenced_var_1): Don't set var annotation pointers.
(remove_referenced_var): Ditto, and only remove it it's in the
hash table.
* tree-flow-inline.h (var_ann): Remove.
* tree-flow.h (struct var_ann_d, var_ann_t): Remove.
* tree-inline.c (remapped_type): Remove.
(can_be_nonlocal): Most variable will be considered live here,
return false earlier.
(remap_decls): Don't call var_ann, all variables will be considered
referenced here.
(copy_debug_stmt): Ditto, and use is_global_var.
* tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
determine if a variable was referred to, not var_ann.
* tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
(remove_unused_locals): Ditto.
* tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
* tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
* tree.c (copy_node_stat): Don't clear var ann pointer.
* tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
ann member.
(DECL_VAR_ANN_PTR): Remove.
2012-08-01 Michael Matz <matz@suse.de>
* tree-flow.h (struct var_ann_d): Rename used member.
(set_is_used): Don't declare.
* tree-flow-inline.h (clear_is_used): Remove.
(set_is_used, is_used_p): Move to ...
* tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
on the side bitmap.
(usedvars): New bitmap.
(dump_scope_block): Don't dump unusedness.
(remove_unused_locals): Allocate and free usedvars.
* tree-nrv.c (tree_nrv): Don't clear used flags here.
2012-08-01 Michael Matz <matz@suse.de>
* tree-flow.h (struct var_ann_d): Remove base_var_processed and
base_index members.
* tree-ssa-live.h (struct _var_map): Remove basevars member.
(VAR_ANN_BASE_INDEX): Remove.
* tree-ssa-live.c (var_map_base_init): Use a hash table instead
of var annotation to compress index space. Don't deal with above
removed members.
(var_map_base_fini): Don't free basevars.
(init_var_map): Don't clear basevars.
2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
* gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change

1
gcc/tree-complex.c
View File

@ -176,7 +176,6 @@ init_parameter_lattice_values (void)
for (parm = DECL_ARGUMENTS (cfun->decl); parm ; parm = DECL_CHAIN (parm))
if (is_complex_reg (parm)
&& var_ann (parm) != NULL
&& (ssa_name = gimple_default_def (cfun, parm)) != NULL_TREE)
VEC_replace (complex_lattice_t, complex_lattice_values,
SSA_NAME_VERSION (ssa_name), VARYING);

23
gcc/tree-dfa.c
View File

@ -46,7 +46,6 @@ along with GCC; see the file COPYING3. If not see
/* Counters used to display DFA and SSA statistics. */
struct dfa_stats_d
{
long num_var_anns;
long num_defs;
long num_uses;
long num_phis;
@ -303,11 +302,6 @@ dump_dfa_stats (FILE *file)
fprintf (file, fmt_str_1, "Referenced variables", (unsigned long)num_referenced_vars,
SCALE (size), LABEL (size));
size = dfa_stats.num_var_anns * sizeof (struct var_ann_d);
total += size;
fprintf (file, fmt_str_1, "Variables annotated", dfa_stats.num_var_anns,
SCALE (size), LABEL (size));
size = dfa_stats.num_uses * sizeof (tree *);
total += size;
fprintf (file, fmt_str_1, "USE operands", dfa_stats.num_uses,
@ -374,9 +368,6 @@ collect_dfa_stats (struct dfa_stats_d *dfa_stats_p ATTRIBUTE_UNUSED)
memset ((void *)dfa_stats_p, 0, sizeof (struct dfa_stats_d));
/* Count all the variable annotations. */
dfa_stats_p->num_var_anns = htab_elements (gimple_referenced_vars (cfun));
/* Walk all the statements in the function counting references. */
FOR_EACH_BB (bb)
{
@ -561,11 +552,7 @@ add_referenced_var_1 (tree var, struct function *fn)
/* Insert VAR into the referenced_vars hash table if it isn't present
and allocate its var-annotation. */
if (referenced_var_check_and_insert (var, fn))
{
gcc_checking_assert (!*DECL_VAR_ANN_PTR (var));
*DECL_VAR_ANN_PTR (var) = ggc_alloc_cleared_var_ann_d ();
return true;
}
return true;
return false;
}
@ -576,7 +563,6 @@ add_referenced_var_1 (tree var, struct function *fn)
void
remove_referenced_var (tree var)
{
var_ann_t v_ann;
struct tree_decl_minimal in;
void **loc;
unsigned int uid = DECL_UID (var);
@ -587,14 +573,11 @@ remove_referenced_var (tree var)
gcc_checking_assert (!is_global_var (var));
v_ann = var_ann (var);
ggc_free (v_ann);
*DECL_VAR_ANN_PTR (var) = NULL;
in.uid = uid;
loc = htab_find_slot_with_hash (gimple_referenced_vars (cfun), &in, uid,
NO_INSERT);
htab_clear_slot (gimple_referenced_vars (cfun), loc);
if (loc)
htab_clear_slot (gimple_referenced_vars (cfun), loc);
}

36
gcc/tree-flow-inline.h
View File

@ -136,15 +136,6 @@ next_referenced_var (referenced_var_iterator *iter)
return (tree) next_htab_element (&iter->hti);
}
/* Return the variable annotation for T, which must be a _DECL node.
Return NULL if the variable annotation doesn't already exist. */
static inline var_ann_t
var_ann (const_tree t)
{
const var_ann_t *p = DECL_VAR_ANN_PTR (t);
return p ? *p : NULL;
}
/* Get the number of the next statement uid to be allocated. */
static inline unsigned int
gimple_stmt_max_uid (struct function *fn)
@ -558,33 +549,6 @@ phi_arg_index_from_use (use_operand_p use)
return index;
}
/* Mark VAR as used, so that it'll be preserved during rtl expansion. */
static inline void
set_is_used (tree var)
{
var_ann_t ann = var_ann (var);
ann->used = true;
}
/* Clear VAR's used flag. */
static inline void
clear_is_used (tree var)
{
var_ann_t ann = var_ann (var);
ann->used = false;
}
/* Return true if VAR is marked as used. */
static inline bool
is_used_p (tree var)
{
var_ann_t ann = var_ann (var);
return ann->used;
}
/* Return true if T (assumed to be a DECL) is a global variable.
A variable is considered global if its storage is not automatic. */

17
gcc/tree-flow.h
View File

@ -177,19 +177,6 @@ enum need_phi_state {
};
struct GTY(()) var_ann_d {
/* Used when building base variable structures in a var_map. */
unsigned base_var_processed : 1;
/* Nonzero if this variable was used after SSA optimizations were
applied. We set this when translating out of SSA form. */
unsigned used : 1;
/* Used by var_map for the base index of ssa base variables. */
unsigned base_index;
};
/* Immediate use lists are used to directly access all uses for an SSA
name and get pointers to the statement for each use.
@ -284,9 +271,6 @@ typedef struct immediate_use_iterator_d
typedef struct var_ann_d *var_ann_t;
static inline var_ann_t var_ann (const_tree);
static inline void update_stmt (gimple);
static inline int get_lineno (const_gimple);
@ -747,7 +731,6 @@ extern enum move_pos movement_possibility (gimple);
char *get_lsm_tmp_name (tree, unsigned);
/* In tree-flow-inline.h */
static inline void set_is_used (tree);
static inline bool unmodifiable_var_p (const_tree);
static inline bool ref_contains_array_ref (const_tree);

52
gcc/tree-inline.c
View File

@ -501,26 +501,6 @@ remap_type (tree type, copy_body_data *id)
return tmp;
}
/* Return previously remapped type of TYPE in ID. Return NULL if TYPE
is NULL or TYPE has not been remapped before. */
static tree
remapped_type (tree type, copy_body_data *id)
{
tree *node;
if (type == NULL)
return type;
/* See if we have remapped this type. */
node = (tree *) pointer_map_contains (id->decl_map, type);
if (node)
return *node;
else
return NULL;
}
/* The type only needs remapping if it's variably modified. */
/* Decide if DECL can be put into BLOCK_NONLOCAL_VARs. */
static bool
@ -536,26 +516,7 @@ can_be_nonlocal (tree decl, copy_body_data *id)
&& !auto_var_in_fn_p (decl, id->src_fn))
return true;
/* At the moment dwarf2out can handle only these types of nodes. We
can support more later. */
if (TREE_CODE (decl) != VAR_DECL && TREE_CODE (decl) != PARM_DECL)
return false;
/* We must use global type. We call remapped_type instead of
remap_type since we don't want to remap this type here if it
hasn't been remapped before. */
if (TREE_TYPE (decl) != remapped_type (TREE_TYPE (decl), id))
return false;
/* Wihtout SSA we can't tell if variable is used. */
if (!gimple_in_ssa_p (cfun))
return false;
/* Live variables must be copied so we can attach DECL_RTL. */
if (var_ann (decl))
return false;
return true;
return false;
}
static tree
@ -571,9 +532,10 @@ remap_decls (tree decls, VEC(tree,gc) **nonlocalized_list, copy_body_data *id)
if (can_be_nonlocal (old_var, id))
{
/* We need to add this variable to the local decls as otherwise
nothing else will do so. */
if (TREE_CODE (old_var) == VAR_DECL
&& ! DECL_EXTERNAL (old_var)
&& (var_ann (old_var) || !gimple_in_ssa_p (cfun)))
&& ! DECL_EXTERNAL (old_var))
add_local_decl (cfun, old_var);
if ((!optimize || debug_info_level > DINFO_LEVEL_TERSE)
&& !DECL_IGNORED_P (old_var)
@ -2371,10 +2333,8 @@ copy_debug_stmt (gimple stmt, copy_body_data *id)
t = *n;
}
else if (TREE_CODE (t) == VAR_DECL
&& !TREE_STATIC (t)
&& gimple_in_ssa_p (cfun)
&& !pointer_map_contains (id->decl_map, t)
&& !var_ann (t))
&& !is_global_var (t)
&& !pointer_map_contains (id->decl_map, t))
/* T is a non-localized variable. */;
else
walk_tree (&t, remap_gimple_op_r, &wi, NULL);

55
gcc/tree-into-ssa.c
View File

@ -1274,9 +1274,10 @@ rewrite_debug_stmt_uses (gimple stmt)
FOR_EACH_SSA_USE_OPERAND (use_p, stmt, iter, SSA_OP_USE)
{
tree var = USE_FROM_PTR (use_p), def = NULL_TREE;
tree var = USE_FROM_PTR (use_p), def;
gcc_assert (DECL_P (var));
if (var_ann (var) == NULL)
def = get_current_def (var);
if (!def)
{
if (TREE_CODE (var) == PARM_DECL && single_succ_p (ENTRY_BLOCK_PTR))
{
@ -1318,38 +1319,34 @@ rewrite_debug_stmt_uses (gimple stmt)
}
else
{
def = get_current_def (var);
/* Check if get_current_def can be trusted. */
if (def)
basic_block bb = gimple_bb (stmt);
basic_block def_bb
= SSA_NAME_IS_DEFAULT_DEF (def)
? NULL : gimple_bb (SSA_NAME_DEF_STMT (def));
/* If definition is in current bb, it is fine. */
if (bb == def_bb)
;
/* If definition bb doesn't dominate the current bb,
it can't be used. */
else if (def_bb && !dominated_by_p (CDI_DOMINATORS, bb, def_bb))
def = NULL;
/* If there is just one definition and dominates the current
bb, it is fine. */
else if (get_phi_state (var) == NEED_PHI_STATE_NO)
;
else
{
basic_block bb = gimple_bb (stmt);
basic_block def_bb
= SSA_NAME_IS_DEFAULT_DEF (def)
? NULL : gimple_bb (SSA_NAME_DEF_STMT (def));
struct def_blocks_d *db_p = get_def_blocks_for (var);
/* If definition is in current bb, it is fine. */
if (bb == def_bb)
;
/* If definition bb doesn't dominate the current bb,
it can't be used. */
else if (def_bb && !dominated_by_p (CDI_DOMINATORS, bb, def_bb))
def = NULL;
/* If there is just one definition and dominates the current
bb, it is fine. */
else if (get_phi_state (var) == NEED_PHI_STATE_NO)
/* If there are some non-debug uses in the current bb,
it is fine. */
if (bitmap_bit_p (db_p->livein_blocks, bb->index))
;
/* Otherwise give up for now. */
else
{
struct def_blocks_d *db_p = get_def_blocks_for (var);
/* If there are some non-debug uses in the current bb,
it is fine. */
if (bitmap_bit_p (db_p->livein_blocks, bb->index))
;
/* Otherwise give up for now. */
else
def = NULL;
}
def = NULL;
}
}
if (def == NULL)

2
gcc/tree-nrv.c
View File

@ -261,8 +261,6 @@ tree_nrv (void)
SET_DECL_VALUE_EXPR (found, result);
DECL_HAS_VALUE_EXPR_P (found) = 1;
/* FOUND is no longer used. Ensure it gets removed. */
clear_is_used (found);
return 0;
}

104
gcc/tree-ssa-live.c
View File

@ -59,59 +59,49 @@ static void verify_live_on_entry (tree_live_info_p);
static void
var_map_base_init (var_map map)
{
int x, num_part, num;
int x, num_part;
tree var;
var_ann_t ann;
htab_t decl_to_index;
struct tree_int_map *m, *mapstorage;
num = 0;
num_part = num_var_partitions (map);
decl_to_index = htab_create (num_part, tree_decl_map_hash,
tree_int_map_eq, NULL);
/* We can have at most num_part entries in the hash tables, so it's
enough to allocate so many map elements once, saving some malloc
calls. */
mapstorage = m = XNEWVEC (struct tree_int_map, num_part);
/* If a base table already exists, clear it, otherwise create it. */
if (map->partition_to_base_index != NULL)
{
free (map->partition_to_base_index);
VEC_truncate (tree, map->basevars, 0);
}
else
map->basevars = VEC_alloc (tree, heap, MAX (40, (num_part / 10)));
free (map->partition_to_base_index);
map->partition_to_base_index = (int *) xmalloc (sizeof (int) * num_part);
/* Build the base variable list, and point partitions at their bases. */
for (x = 0; x < num_part; x++)
{
struct tree_int_map **slot;
unsigned baseindex;
var = partition_to_var (map, x);
if (TREE_CODE (var) == SSA_NAME)
var = SSA_NAME_VAR (var);
ann = var_ann (var);
var = SSA_NAME_VAR (var);
/* If base variable hasn't been seen, set it up. */
if (!ann->base_var_processed)
{
ann->base_var_processed = 1;
VAR_ANN_BASE_INDEX (ann) = num++;
VEC_safe_push (tree, heap, map->basevars, var);
m->base.from = var;
slot = (struct tree_int_map **) htab_find_slot (decl_to_index, m, INSERT);
if (!*slot)
{
baseindex = m - mapstorage;
m->to = baseindex;
*slot = m;
m++;
}
map->partition_to_base_index[x] = VAR_ANN_BASE_INDEX (ann);
else
baseindex = (*slot)->to;
map->partition_to_base_index[x] = baseindex;
}
map->num_basevars = num;
map->num_basevars = m - mapstorage;
/* Now clear the processed bit. */
for (x = 0; x < num; x++)
{
var = VEC_index (tree, map->basevars, x);
var_ann (var)->base_var_processed = 0;
}
#ifdef ENABLE_CHECKING
for (x = 0; x < num_part; x++)
{
tree var2;
var = SSA_NAME_VAR (partition_to_var (map, x));
var2 = VEC_index (tree, map->basevars, basevar_index (map, x));
gcc_assert (var == var2);
}
#endif
free (mapstorage);
htab_delete (decl_to_index);
}
@ -123,7 +113,6 @@ var_map_base_fini (var_map map)
/* Free the basevar info if it is present. */
if (map->partition_to_base_index != NULL)
{
VEC_free (tree, heap, map->basevars);
free (map->partition_to_base_index);
map->partition_to_base_index = NULL;
map->num_basevars = 0;
@ -145,7 +134,6 @@ init_var_map (int size)
map->partition_size = size;
map->num_basevars = 0;
map->partition_to_base_index = NULL;
map->basevars = NULL;
return map;
}
@ -341,6 +329,24 @@ partition_view_bitmap (var_map map, bitmap only, bool want_bases)
}
static bitmap usedvars;
/* Mark VAR as used, so that it'll be preserved during rtl expansion. */
static inline void
set_is_used (tree var)
{
bitmap_set_bit (usedvars, DECL_UID (var));
}
/* Return true if VAR is marked as used. */
static inline bool
is_used_p (tree var)
{
return bitmap_bit_p (usedvars, DECL_UID (var));
}
static inline void mark_all_vars_used (tree *, void *data);
/* Helper function for mark_all_vars_used, called via walk_tree. */
@ -471,7 +477,7 @@ remove_unused_scope_block_p (tree scope, bitmap global_unused_vars)
at all so user can't get into the scopes at first place. */
else if ((is_global_var (*t)
&& !bitmap_bit_p (global_unused_vars, DECL_UID (*t)))
|| (var_ann (*t) != NULL && is_used_p (*t)))
|| is_used_p (*t))
unused = false;
else if (TREE_CODE (*t) == LABEL_DECL && TREE_USED (*t))
/* For labels that are still used in the IL, the decision to
@ -635,14 +641,9 @@ dump_scope_block (FILE *file, int indent, tree scope, int flags)
fprintf (file, " \n");
for (var = BLOCK_VARS (scope); var; var = DECL_CHAIN (var))
{
bool used = false;
if (var_ann (var))
used = is_used_p (var);
fprintf (file, "%*s", indent, "");
print_generic_decl (file, var, flags);
fprintf (file, "%s\n", used ? "" : " (unused)");
fprintf (file, "\n");
}
for (i = 0; i < BLOCK_NUM_NONLOCALIZED_VARS (scope); i++)
{
@ -707,9 +708,7 @@ remove_unused_locals (void)
mark_scope_block_unused (DECL_INITIAL (current_function_decl));
/* Assume all locals are unused. */
FOR_EACH_REFERENCED_VAR (cfun, t, rvi)
clear_is_used (t);
usedvars = BITMAP_ALLOC (NULL);
/* Assume all globals in local decls are unused. */
global_unused_vars = BITMAP_ALLOC (NULL);
@ -827,11 +826,9 @@ remove_unused_locals (void)
if (bitmap_bit_p (global_unused_vars, DECL_UID (var)))
continue;
}
else if (var_ann (var) == NULL
|| !is_used_p (var))
else if (!is_used_p (var))
{
if (var_ann (var))
remove_referenced_var (var);
remove_referenced_var (var);
if (cfun->nonlocal_goto_save_area
&& TREE_OPERAND (cfun->nonlocal_goto_save_area, 0) == var)
cfun->nonlocal_goto_save_area = NULL;
@ -862,6 +859,7 @@ remove_unused_locals (void)
global_unused_vars);
BITMAP_FREE (global_unused_vars);
BITMAP_FREE (usedvars);
if (dump_file && (dump_flags & TDF_DETAILS))
{

15
gcc/tree-ssa-live.h
View File

@ -31,13 +31,7 @@ along with GCC; see the file COPYING3. If not see
/* Used to create the variable mapping when we go out of SSA form.
Mapping from an ssa_name to a partition number is maintained, as well as
partition number to back to ssa_name. A partition can also be represented
by a non-ssa_name variable. This allows ssa_names and their partition to
be coalesced with live on entry compiler variables, as well as eventually
having real compiler variables assigned to each partition as part of the
final stage of going of of ssa.
Non-ssa_names maintain their partition index in the variable annotation.
partition number back to ssa_name.
This data structure also supports "views", which work on a subset of all
partitions. This allows the coalescer to decide what partitions are
@ -72,16 +66,9 @@ typedef struct _var_map
/* Map of partitions numbers to base variable table indexes. */
int *partition_to_base_index;
/* Table of base variable's. */
VEC (tree, heap) *basevars;
} *var_map;
/* Index to the basevar table of a non ssa-name variable. */
#define VAR_ANN_BASE_INDEX(ann) (ann->base_index)
/* Value used to represent no partition number. */
#define NO_PARTITION -1

8
gcc/tree-ssa.c
View File

@ -1150,15 +1150,7 @@ struct gimple_opt_pass pass_init_datastructures =
void
delete_tree_ssa (void)
{
referenced_var_iterator rvi;
tree var;
/* Remove annotations from every referenced local variable. */
FOR_EACH_REFERENCED_VAR (cfun, var, rvi)
{
ggc_free (var_ann (var));
*DECL_VAR_ANN_PTR (var) = NULL;
}
htab_delete (gimple_referenced_vars (cfun));
cfun->gimple_df->referenced_vars = NULL;

2
gcc/tree-tailcall.c
View File

@ -765,7 +765,7 @@ arg_needs_copy_p (tree param)
{
tree def;
if (!is_gimple_reg (param) || !var_ann (param))
if (!is_gimple_reg (param))
return false;
/* Parameters that are only defined but never used need not be copied. */

2
gcc/tree.c
View File

@ -961,8 +961,6 @@ copy_node_stat (tree node MEM_STAT_DECL)
TREE_CHAIN (t) = 0;
TREE_ASM_WRITTEN (t) = 0;
TREE_VISITED (t) = 0;
if (code == VAR_DECL || code == PARM_DECL || code == RESULT_DECL)
*DECL_VAR_ANN_PTR (t) = 0;
if (TREE_CODE_CLASS (code) == tcc_declaration)
{

10
gcc/tree.h
View File

@ -3116,10 +3116,8 @@ struct GTY(()) tree_label_decl {
int eh_landing_pad_nr;
};
struct var_ann_d;
struct GTY(()) tree_result_decl {
struct tree_decl_with_rtl common;
struct var_ann_d *ann;
};
struct GTY(()) tree_const_decl {
@ -3138,7 +3136,6 @@ struct GTY(()) tree_const_decl {
struct GTY(()) tree_parm_decl {
struct tree_decl_with_rtl common;
rtx incoming_rtl;
struct var_ann_d *ann;
};
@ -3355,15 +3352,8 @@ extern void decl_fini_priority_insert (tree, priority_type);
#define VAR_DECL_IS_VIRTUAL_OPERAND(NODE) \
(VAR_DECL_CHECK (NODE)->base.saturating_flag)
#define DECL_VAR_ANN_PTR(NODE) \
(TREE_CODE (NODE) == VAR_DECL ? &(NODE)->var_decl.ann \
: TREE_CODE (NODE) == PARM_DECL ? &(NODE)->parm_decl.ann \
: TREE_CODE (NODE) == RESULT_DECL ? &(NODE)->result_decl.ann \
: NULL)
struct GTY(()) tree_var_decl {
struct tree_decl_with_vis common;
struct var_ann_d *ann;
};