void
redirect_edge_var_map_add (edge e, tree result, tree def)
{
void **slot;
edge_var_map_vector old_head, head;
edge_var_map new_node;
if (edge_var_maps == NULL)
edge_var_maps = pointer_map_create ();
slot = pointer_map_insert (edge_var_maps, e);
old_head = head = (edge_var_map_vector) *slot;
if (!head)
{
head = VEC_alloc (edge_var_map, heap, 5);
*slot = head;
}
new_node.def = def;
new_node.result = result;
VEC_safe_push (edge_var_map, heap, head, &new_node);
if (old_head != head)
{
/* The push did some reallocation. Update the pointer map. */
*slot = head;
}
}
void
tree_to_aff_combination_expand (tree expr, tree type, aff_tree *comb,
struct pointer_map_t **cache)
{
unsigned i;
aff_tree to_add, current, curre;
tree e, def, rhs;
double_int scale;
void **slot;
struct name_expansion *exp;
tree_to_aff_combination (expr, type, comb);
aff_combination_zero (&to_add, type);
for (i = 0; i < comb->n; i++)
{
e = comb->elts[i].val;
if (TREE_CODE (e) != SSA_NAME)
continue;
def = SSA_NAME_DEF_STMT (e);
if (TREE_CODE (def) != GIMPLE_MODIFY_STMT
|| GIMPLE_STMT_OPERAND (def, 0) != e)
continue;
rhs = GIMPLE_STMT_OPERAND (def, 1);
if (TREE_CODE (rhs) != SSA_NAME
&& !EXPR_P (rhs)
&& !is_gimple_min_invariant (rhs))
continue;
/* We do not know whether the reference retains its value at the
place where the expansion is used. */
if (REFERENCE_CLASS_P (rhs))
continue;
if (!*cache)
*cache = pointer_map_create ();
slot = pointer_map_insert (*cache, e);
exp = *slot;
if (!exp)
{
exp = XNEW (struct name_expansion);
exp->in_progress = 1;
*slot = exp;
tree_to_aff_combination_expand (rhs, type, ¤t, cache);
exp->expansion = current;
exp->in_progress = 0;
}
else
{
struct streamer_tree_cache_d *
streamer_tree_cache_create (void)
{
struct streamer_tree_cache_d *cache;
cache = XCNEW (struct streamer_tree_cache_d);
cache->node_map = pointer_map_create ();
/* Load all the well-known tree nodes that are always created by
the compiler on startup. This prevents writing them out
unnecessarily. */
preload_common_nodes (cache);
return cache;
}
void
redirect_edge_var_map_add (edge e, tree result, tree def, source_location locus)
{
void **slot;
edge_var_map_vector *head;
edge_var_map new_node;
if (edge_var_maps == NULL)
edge_var_maps = pointer_map_create ();
slot = pointer_map_insert (edge_var_maps, e);
head = (edge_var_map_vector *) *slot;
if (!head)
vec_safe_reserve (head, 5);
new_node.def = def;
new_node.result = result;
new_node.locus = locus;
vec_safe_push (head, new_node);
*slot = head;
}
/* Cgraph node with function body. */
LTO_symtab_analyzed_node,
/* Cgraph edges. */
LTO_symtab_edge,
LTO_symtab_indirect_edge,
LTO_symtab_variable,
LTO_symtab_last_tag
};
/* Create a new symtab encoder. */
lto_symtab_encoder_t
lto_symtab_encoder_new (void)
{
lto_symtab_encoder_t encoder = XCNEW (struct lto_symtab_encoder_d);
encoder->map = pointer_map_create ();
encoder->nodes = NULL;
encoder->body = pointer_set_create ();
encoder->initializer = pointer_set_create ();
return encoder;
}
/* Delete ENCODER and its components. */
void
lto_symtab_encoder_delete (lto_symtab_encoder_t encoder)
{
VEC_free (symtab_node, heap, encoder->nodes);
pointer_map_destroy (encoder->map);
pointer_set_destroy (encoder->body);
