+/**
+ * Provides several statistic functions for the backend.
+ * @author Christian Wuerdig
+ * $Id$
+ */
+
#ifndef _BESTAT_H_
#define _BESTAT_H_
#include "firm_config.h"
#include "be_t.h"
#include "benodesets.h"
+#include "bestatevent.h"
+
+enum {
+ STAT_TAG_FILE = 0, /**< tag for source file name */
+ STAT_TAG_TIME = 1, /**< tag for time */
+ STAT_TAG_IRG = 2, /**< tag for function name (irg) */
+ STAT_TAG_CLS = 3, /**< tag for register class (or "<all>") */
+ STAT_TAG_LAST
+};
+
+extern FILE *be_stat_file;
+extern const char *be_stat_tags[STAT_TAG_LAST];
+
#ifdef FIRM_STATISTICS
*/
void be_do_stat_permcycle(const char *class_name, ir_node *perm, ir_node *block, int is_chain, int n_elems, int n_ops);
+/**
+ * Collects node statistics.
+ *
+ * @param irg the to do statistics for
+ * @param phase the phase to collect the statistic for
+ */
+void be_do_stat_nodes(ir_graph *irg, const char *phase);
+
+/**
+ * Performs initialization for be node statistics.
+ */
+void be_stat_init_irg(const arch_env_t *arch_env, ir_graph *irg);
+
+void be_init_stat_file(const char *filename, const char *sourcefilename);
+void be_close_stat_file(void);
+
#else
+#define be_stat_init_irg(arch_env, irg)
+#define be_do_stat_nodes(irg, phase)
#define be_do_stat_reg_pressure(birg)
#define be_do_stat_sched_ready(block, ready_set)
#define be_do_stat_perm(class_name, n_regs, perm, block, n, real_size)
#endif /* FIRM_STATISTICS */
+/**
+ * Gives a cost estimate for the program (based on execution frequencies)
+ * and backend op_estimated_cost
+ */
+double be_estimate_irg_costs(ir_graph *irg, const arch_env_t *arch_env, ir_exec_freq *execfreqs);
+
#endif /* _BESTAT_H_ */