#include "array.h"
#include "irprog.h"
#include "irgwalk.h"
-#include "irloop.h"
-
+#include "irloop_t.h"
+#include "irflag_t.h"
static void clear_link(ir_node * node, void * env) {
set_irn_link(node, NULL);
void * MARK = &MARK;
int i;
+ if (!get_opt_dead_method_elimination()) return;
+
/* mark */
if (n_keep > 0) {
entity ** marked = NEW_ARR_F(entity *, n_keep);
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);
- /* 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 (ent && get_entity_irg(ent) && get_entity_link(ent) != MARK) {
- set_entity_link(ent, MARK);
- ARR_APP1(entity *, marked, ent);
- }
- }
- }
+ 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);
+ /* 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 (ent && get_entity_irg(ent) && get_entity_link(ent) != MARK) {
+ set_entity_link(ent, MARK);
+ ARR_APP1(entity *, marked, ent);
+ }
+ }
+ }
}
}
DEL_ARR_F(marked);
/* clean */
for (i = get_irp_n_irgs() - 1; i >= 0; --i) {
ir_graph * irg = get_irp_irg(i);
- entity * ent = get_irg_ent(irg);
+ entity * ent = get_irg_entity(irg);
/* Removing any graph invalidates all interprocedural loop trees. */
if (get_irg_loopinfo_state(irg) == loopinfo_ip_consistent ||
- get_irg_loopinfo_state(irg) == loopinfo_ip_inconsistent)
+ get_irg_loopinfo_state(irg) == loopinfo_ip_inconsistent) {
free_loop_information(irg);
- if (get_entity_link(ent) != MARK) {
+ }
+ if ((get_entity_visibility(ent) == visibility_local) && (get_entity_link(ent) != MARK)) {
remove_irp_irg(irg);
set_entity_peculiarity(ent, peculiarity_description);
+ if (get_opt_dead_method_elimination_verbose()) {
+ printf("dead method elimination: freeing method %s\n", get_entity_ld_name(ent));
+ }
}
set_entity_link(ent, NULL);
}