* Copyright (C) 2005 Universitaet Karlsruhe
* Released under the GPL
*/
-
-#include <stdlib.h>
-
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
+#include <stdlib.h>
+
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#include "irphase.h"
#include "irphase_t.h"
#include "bechordal.h"
+#include "error.h"
#include "becopystat.h"
#include "becopyopt.h"
+#include "beirg_t.h"
/** Defines values for the ifg performance test */
#define BE_CH_PERFORMANCETEST_MIN_NODES (50)
ir_graph *irg;
};
-size_t (be_ifg_nodes_iter_size)(const void *self)
+size_t (be_ifg_nodes_iter_size)(const be_ifg_t *ifg)
{
- const be_ifg_t *ifg = self;
return ifg->impl->nodes_iter_size;
}
-size_t (be_ifg_neighbours_iter_size)(const void *self)
+size_t (be_ifg_neighbours_iter_size)(const be_ifg_t *ifg)
{
- const be_ifg_t *ifg = self;
return ifg->impl->neighbours_iter_size;
}
-size_t (be_ifg_cliques_iter_size)(const void *self)
+size_t (be_ifg_cliques_iter_size)(const be_ifg_t *ifg)
{
- const be_ifg_t *ifg = self;
return ifg->impl->cliques_iter_size;
}
irg_walk_graph(c->irg, NULL, restore_irn_color, c);
}
-void (be_ifg_free)(void *self)
+void (be_ifg_free)(be_ifg_t *ifg)
{
- be_ifg_t *ifg = self;
- ifg->impl->free(self);
+ ifg->impl->free(ifg);
}
-int (be_ifg_connected)(const void *self, const ir_node *a, const ir_node *b)
+int (be_ifg_connected)(const be_ifg_t *ifg, const ir_node *a, const ir_node *b)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->connected(self, a, b);
+ return ifg->impl->connected(ifg, a, b);
}
-ir_node *(be_ifg_neighbours_begin)(const void *self, void *iter, const ir_node *irn)
+ir_node *(be_ifg_neighbours_begin)(const be_ifg_t *ifg, void *iter, const ir_node *irn)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->neighbours_begin(self, iter, irn);
+ return ifg->impl->neighbours_begin(ifg, iter, irn);
}
-ir_node *(be_ifg_neighbours_next)(const void *self, void *iter)
+ir_node *(be_ifg_neighbours_next)(const be_ifg_t *ifg, void *iter)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->neighbours_next(self, iter);
+ return ifg->impl->neighbours_next(ifg, iter);
}
-void (be_ifg_neighbours_break)(const void *self, void *iter)
+void (be_ifg_neighbours_break)(const be_ifg_t *ifg, void *iter)
{
- const be_ifg_t *ifg = self;
- ifg->impl->neighbours_break(self, iter);
+ ifg->impl->neighbours_break(ifg, iter);
}
-ir_node *(be_ifg_nodes_begin)(const void *self, void *iter)
+ir_node *(be_ifg_nodes_begin)(const be_ifg_t *ifg, void *iter)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->nodes_begin(self, iter);
+ return ifg->impl->nodes_begin(ifg, iter);
}
-ir_node *(be_ifg_nodes_next)(const void *self, void *iter)
+ir_node *(be_ifg_nodes_next)(const be_ifg_t *ifg, void *iter)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->nodes_next(self, iter);
+ return ifg->impl->nodes_next(ifg, iter);
}
-void (be_ifg_nodes_break)(const void *self, void *iter)
+void (be_ifg_nodes_break)(const be_ifg_t *ifg, void *iter)
{
- const be_ifg_t *ifg = self;
- ifg->impl->nodes_break(self, iter);
+ ifg->impl->nodes_break(ifg, iter);
}
-int (be_ifg_cliques_begin)(const void *self, void *iter, ir_node **buf)
+int (be_ifg_cliques_begin)(const be_ifg_t *ifg, void *iter, ir_node **buf)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->cliques_begin(self, iter, buf);
+ return ifg->impl->cliques_begin(ifg, iter, buf);
}
-int (be_ifg_cliques_next)(const void *self, void *iter)
+int (be_ifg_cliques_next)(const be_ifg_t *ifg, void *iter)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->cliques_next(self, iter);
+ return ifg->impl->cliques_next(ifg, iter);
}
-void (be_ifg_cliques_break)(const void *self, void *iter)
+void (be_ifg_cliques_break)(const be_ifg_t *ifg, void *iter)
{
- const be_ifg_t *ifg = self;
- ifg->impl->cliques_break(self, iter);
+ ifg->impl->cliques_break(ifg, iter);
}
-int (be_ifg_degree)(const void *self, const ir_node *irn)
+int (be_ifg_degree)(const be_ifg_t *ifg, const ir_node *irn)
{
- const be_ifg_t *ifg = self;
- return ifg->impl->degree(self, irn);
+ return ifg->impl->degree(ifg, irn);
}
const ir_node *node_a = *(ir_node **)a;
const ir_node *node_b = *(ir_node **)b;
- int nr_a = node_a->node_nr;
- int nr_b = node_b->node_nr;
+ long nr_a = get_irn_node_nr(node_a);
+ long nr_b = get_irn_node_nr(node_b);
return QSORT_CMP(nr_a, nr_b);
}
bitset_free(nodes);
}
-void be_ifg_stat(const be_ifg_t *ifg, ir_graph *irg, be_ifg_stat_t *stat)
+static void int_comp_rec(be_irg_t *birg, be_ifg_t *ifg, ir_node *n, bitset_t *seen)
{
- void *nodes_it = be_ifg_nodes_iter_alloca(ifg);
- void *neigh_it = be_ifg_neighbours_iter_alloca(ifg);
- bitset_t *nodes = bitset_irg_malloc(irg);
+ void *neigh_it = be_ifg_neighbours_iter_alloca(ifg);
+ ir_node *m;
- ir_node *n, *m;
+ be_ifg_foreach_neighbour(ifg, neigh_it, n, m) {
+ if(!bitset_contains_irn(seen, m) && !arch_irn_is(birg->main_env->arch_env, m, ignore)) {
+ bitset_add_irn(seen, m);
+ int_comp_rec(birg, ifg, m, seen);
+ }
+ }
+
+}
+
+static int int_component_stat(be_irg_t *birg, be_ifg_t *ifg)
+{
+ int n_comp = 0;
+ void *nodes_it = be_ifg_nodes_iter_alloca(ifg);
+ bitset_t *seen = bitset_irg_malloc(birg->irg);
+
+ ir_node *n;
+
+ be_ifg_foreach_node(ifg, nodes_it, n) {
+ if (! bitset_contains_irn(seen, n) && ! arch_irn_is(birg->main_env->arch_env, n, ignore)) {
+ ++n_comp;
+ bitset_add_irn(seen, n);
+ int_comp_rec(birg, ifg, n, seen);
+ }
+ }
+
+ free(seen);
+ return n_comp;
+}
+
+void be_ifg_stat(be_irg_t *birg, be_ifg_t *ifg, be_ifg_stat_t *stat)
+{
+ void *nodes_it = be_ifg_nodes_iter_alloca(ifg);
+ void *neigh_it = be_ifg_neighbours_iter_alloca(ifg);
+ bitset_t *nodes = bitset_irg_malloc(birg->irg);
+ ir_node *n, *m;
memset(stat, 0, sizeof(stat[0]));
+
be_ifg_foreach_node(ifg, nodes_it, n) {
stat->n_nodes += 1;
be_ifg_foreach_neighbour(ifg, neigh_it, n, m) {
}
}
+ stat->n_comps = int_component_stat(birg, ifg);
bitset_free(nodes);
}
+
+enum {
+ BE_IFG_STD = 1,
+ BE_IFG_FAST = 2,
+ BE_IFG_CLIQUE = 3,
+ BE_IFG_POINTER = 4,
+ BE_IFG_LIST = 5,
+ BE_IFG_CHECK = 6
+};
+
+static int ifg_flavor = BE_IFG_STD;
+
+static const lc_opt_enum_int_items_t ifg_flavor_items[] = {
+ { "std", BE_IFG_STD },
+ { "fast", BE_IFG_FAST },
+ { "clique", BE_IFG_CLIQUE },
+ { "pointer", BE_IFG_POINTER },
+ { "list", BE_IFG_LIST },
+ { "check", BE_IFG_CHECK },
+ { NULL, 0 }
+};
+
+static lc_opt_enum_int_var_t ifg_flavor_var = {
+ &ifg_flavor, ifg_flavor_items
+};
+
+static const lc_opt_table_entry_t be_ifg_options[] = {
+ LC_OPT_ENT_ENUM_PTR ("ifg", "interference graph flavour", &ifg_flavor_var),
+ { NULL }
+};
+
+void be_init_ifg(void)
+{
+ lc_opt_entry_t *be_grp = lc_opt_get_grp(firm_opt_get_root(), "be");
+ lc_opt_entry_t *ifg_grp = lc_opt_get_grp(be_grp, "ifg");
+
+ lc_opt_add_table(ifg_grp, be_ifg_options);
+}
+
+BE_REGISTER_MODULE_CONSTRUCTOR(be_init_ifg);
+
+static FILE *be_ifg_open(const be_chordal_env_t *env, const char *prefix)
+{
+ FILE *result;
+ char buf[1024];
+
+ ir_snprintf(buf, sizeof(buf), "%s%F_%s.log", prefix, env->irg, env->cls->name);
+ result = fopen(buf, "wt");
+ if(result == NULL) {
+ panic("Couldn't open '%s' for writing.", buf);
+ }
+
+ return result;
+}
+
+static void check_ifg_implementations(const be_chordal_env_t *chordal_env)
+{
+ be_ifg_t *ifg;
+ FILE *f;
+
+ f = be_ifg_open(chordal_env, "std");
+ ifg = be_ifg_std_new(chordal_env);
+ be_ifg_check_sorted_to_file(ifg, f);
+ fclose(f);
+ be_ifg_free(ifg);
+
+ f = be_ifg_open(chordal_env, "list");
+ ifg = be_ifg_list_new(chordal_env);
+ be_ifg_check_sorted_to_file(ifg, f);
+ fclose(f);
+ be_ifg_free(ifg);
+
+ f = be_ifg_open(chordal_env, "clique");
+ ifg = be_ifg_clique_new(chordal_env);
+ be_ifg_check_sorted_to_file(ifg, f);
+ fclose(f);
+ be_ifg_free(ifg);
+
+ f = be_ifg_open(chordal_env, "pointer");
+ ifg = be_ifg_pointer_new(chordal_env);
+ be_ifg_check_sorted_to_file(ifg, f);
+ fclose(f);
+ be_ifg_free(ifg);
+};
+
+be_ifg_t *be_create_ifg(const be_chordal_env_t *chordal_env)
+{
+ be_ifg_t *ifg = NULL;
+
+ switch (ifg_flavor) {
+ default:
+ assert(0);
+ fprintf(stderr, "no valid ifg flavour selected. falling back to std\n");
+ case BE_IFG_STD:
+ case BE_IFG_FAST:
+ ifg = be_ifg_std_new(chordal_env);
+ break;
+ case BE_IFG_CLIQUE:
+ ifg = be_ifg_clique_new(chordal_env);
+ break;
+ case BE_IFG_POINTER:
+ ifg = be_ifg_pointer_new(chordal_env);
+ break;
+ case BE_IFG_LIST:
+ ifg = be_ifg_list_new(chordal_env);
+ break;
+ case BE_IFG_CHECK:
+ check_ifg_implementations(chordal_env);
+ /* Build the interference graph. */
+ ifg = be_ifg_std_new(chordal_env);
+ break;
+ }
+
+ return ifg;
+}
projects / libfirm / blobdiff