#include "irflag_t.h"
#include "ircons.h"
#include "typewalk.h"
+#include "irtools.h"
-static void clear_link(ir_node * node, void * env) {
- set_irn_link(node, NULL);
-}
-
+/**
+ * Walker: adds Call operations to a head's link list.
+ */
+static void collect_call(ir_node * node, void *env) {
+ ir_node *head = env;
-/* Call-Operationen an die "link"-Liste von "call_head" anhängen. */
-static void collect_call(ir_node * node, ir_node * head) {
if (get_irn_op(node) == op_Call) {
set_irn_link(node, get_irn_link(head));
set_irn_link(head, node);
entity *ent = (entity *)tore;
if ((is_Method_type(get_entity_type(ent))) &&
- (get_entity_peculiarity(ent) != peculiarity_description) &&
- (get_entity_visibility(ent) != visibility_external_allocated) ) {
+ (get_entity_peculiarity(ent) != peculiarity_description) &&
+ (get_entity_visibility(ent) != visibility_external_allocated) ) {
entity *impl = get_SymConst_entity(get_atomic_ent_value(ent));
if (get_entity_link(impl) != env) {
- set_entity_peculiarity(ent, peculiarity_description);
- //set_atomic_ent_value(ent, new_r_Const(get_const_code_irg(), get_irg_start_block(get_const_code_irg()),
- // mode_P, get_tarval_null(mode_P)));
+ set_entity_peculiarity(ent, peculiarity_description);
}
}
}
printf("dead method elimination: method %s kept alive.\n", get_entity_ld_name(marked[i]));
}
}
+
for (i = 0; i < ARR_LEN(marked); ++i) {
/* check for extern methods, these don't have an IRG */
if (get_entity_visibility(marked[i]) != visibility_external_allocated) {
ir_graph * irg = get_entity_irg(marked[i]);
ir_node * node = get_irg_end(irg);
+
/* collect calls */
- irg_walk_graph(irg, clear_link, (irg_walk_func *) collect_call, node);
+ irg_walk_graph(irg, firm_clear_link, collect_call, node);
+
/* iterate calls */
for (node = get_irn_link(node); node; node = get_irn_link(node)) {
int i;
assert(get_irn_op(node) == op_Call);
+
for (i = get_Call_n_callees(node) - 1; i >= 0; --i) {
entity * ent = get_Call_callee(node, i);
+
if (get_entity_irg(ent) && get_entity_link(ent) != MARK) {
set_entity_link(ent, MARK);
ARR_APP1(entity *, marked, ent);
- if (get_opt_dead_method_elimination_verbose() && get_firm_verbosity() > 2) {
- printf("dead method elimination: method %s can be called from Call %ld: kept alive.\n",
- get_entity_ld_name(ent), get_irn_node_nr(node));
- }
+ if (get_opt_dead_method_elimination_verbose() && get_firm_verbosity() > 2) {
+ printf("dead method elimination: method %s can be called from Call %ld: kept alive.\n",
+ get_entity_ld_name(ent), get_irn_node_nr(node));
+ }
}
}
}