+/**
+ * Contains some useful function for the backend.
+ * @author Sebastian Hack
+ * @cvsid $Id$
+ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
}
struct dump_env {
- FILE *f;
- arch_env_t *env;
+ FILE *f;
+ arch_env_t *env;
};
static void dump_allocated_block(ir_node *block, void *data)
void dump_allocated_irg(arch_env_t *arch_env, ir_graph *irg, char *suffix)
{
char buf[1024];
- struct dump_env env;
+ struct dump_env env;
- env.env = arch_env;
+ env.env = arch_env;
ir_snprintf(buf, sizeof(buf), "%F-alloc%s.vcg", irg, suffix);
}
snprintf(buf, sizeof(buf), "-%02d%s", nr++, suffix);
+ buf[sizeof(buf) - 1] = '\0';
dumper(irg, buf);
}
irg_walk_graph(irg, collect_phis, NULL, NULL);
}
+static void count_num_reachable_nodes(ir_node *irn, void *env) {
+ int *num = env;
+ (*num)++;
+}
+
+unsigned get_num_reachable_nodes(ir_graph *irg) {
+ int num = 0;
+ irg_walk_graph(irg, count_num_reachable_nodes, NULL, &num);
+ return num;
+}
+
/* FIXME: not used. can be deleted? */
ir_node *dom_up_search(pset *accept, ir_node *start_point_exclusive) {
ir_node *irn, *idom;