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-rw-r--r--gcc/tree-into-ssa.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/gcc/tree-into-ssa.c b/gcc/tree-into-ssa.c
index 5b541037c3a..1cdcc2faa7c 100644
--- a/gcc/tree-into-ssa.c
+++ b/gcc/tree-into-ssa.c
@@ -224,7 +224,7 @@ var_info_hasher::equal (const value_type *p1, const compare_type *p2)
/* Each entry in VAR_INFOS contains an element of type STRUCT
VAR_INFO_D. */
-static hash_table <var_info_hasher> var_infos;
+static hash_table<var_info_hasher> *var_infos;
/* Information stored for SSA names. */
@@ -383,7 +383,7 @@ get_var_info (tree decl)
struct var_info_d vi;
var_info_d **slot;
vi.var = decl;
- slot = var_infos.find_slot_with_hash (&vi, DECL_UID (decl), INSERT);
+ slot = var_infos->find_slot_with_hash (&vi, DECL_UID (decl), INSERT);
if (*slot == NULL)
{
var_info_p v = XCNEW (struct var_info_d);
@@ -1084,14 +1084,14 @@ insert_phi_nodes_compare_var_infos (const void *a, const void *b)
static void
insert_phi_nodes (bitmap_head *dfs)
{
- hash_table <var_info_hasher>::iterator hi;
+ hash_table<var_info_hasher>::iterator hi;
unsigned i;
var_info_p info;
timevar_push (TV_TREE_INSERT_PHI_NODES);
- auto_vec<var_info_p> vars (var_infos.elements ());
- FOR_EACH_HASH_TABLE_ELEMENT (var_infos, info, var_info_p, hi)
+ auto_vec<var_info_p> vars (var_infos->elements ());
+ FOR_EACH_HASH_TABLE_ELEMENT (*var_infos, info, var_info_p, hi)
if (info->info.need_phi_state != NEED_PHI_STATE_NO)
vars.quick_push (info);
@@ -1654,7 +1654,7 @@ debug_tree_ssa (void)
/* Dump statistics for the hash table HTAB. */
static void
-htab_statistics (FILE *file, hash_table <var_info_hasher> htab)
+htab_statistics (FILE *file, const hash_table<var_info_hasher> &htab)
{
fprintf (file, "size %ld, %ld elements, %f collision/search ratio\n",
(long) htab.size (),
@@ -1668,11 +1668,11 @@ htab_statistics (FILE *file, hash_table <var_info_hasher> htab)
void
dump_tree_ssa_stats (FILE *file)
{
- if (var_infos.is_created ())
+ if (var_infos)
{
fprintf (file, "\nHash table statistics:\n");
fprintf (file, " var_infos: ");
- htab_statistics (file, var_infos);
+ htab_statistics (file, *var_infos);
fprintf (file, "\n");
}
}
@@ -1713,8 +1713,8 @@ void
dump_var_infos (FILE *file)
{
fprintf (file, "\n\nDefinition and live-in blocks:\n\n");
- if (var_infos.is_created ())
- var_infos.traverse <FILE *, debug_var_infos_r> (file);
+ if (var_infos)
+ var_infos->traverse <FILE *, debug_var_infos_r> (file);
}
@@ -2206,7 +2206,7 @@ rewrite_blocks (basic_block entry, enum rewrite_mode what)
if (dump_file && (dump_flags & TDF_STATS))
{
dump_dfa_stats (dump_file);
- if (var_infos.is_created ())
+ if (var_infos)
dump_tree_ssa_stats (dump_file);
}
@@ -2261,8 +2261,9 @@ init_ssa_renamer (void)
cfun->gimple_df->in_ssa_p = false;
/* Allocate memory for the DEF_BLOCKS hash table. */
- gcc_assert (!var_infos.is_created ());
- var_infos.create (vec_safe_length (cfun->local_decls));
+ gcc_assert (!var_infos);
+ var_infos = new hash_table<var_info_hasher>
+ (vec_safe_length (cfun->local_decls));
bitmap_obstack_initialize (&update_ssa_obstack);
}
@@ -2273,8 +2274,8 @@ init_ssa_renamer (void)
static void
fini_ssa_renamer (void)
{
- if (var_infos.is_created ())
- var_infos.dispose ();
+ delete var_infos;
+ var_infos = NULL;
bitmap_obstack_release (&update_ssa_obstack);
@@ -3208,7 +3209,7 @@ update_ssa (unsigned update_flags)
{
/* If we rename bare symbols initialize the mapping to
auxiliar info we need to keep track of. */
- var_infos.create (47);
+ var_infos = new hash_table<var_info_hasher> (47);
/* If we have to rename some symbols from scratch, we need to
start the process at the root of the CFG. FIXME, it should