#include "config.h"
#endif
-#ifdef FIRM_STATISTICS
-
#include <time.h>
#include "irnode_t.h"
#include "besched.h"
#include "benode_t.h"
+#ifdef FIRM_STATISTICS
+
typedef struct _be_stat_irg_t {
ir_graph *irg; /**< the irg, the statistic is about */
pset *phases; /**< node statistics for each phase */
static void do_nodes_stat(ir_node *irn, void *env) {
be_stat_phase_t *phase = env;
ir_mode *mode;
- opcode opc;
+ ir_opcode opc;
arch_irn_class_t irn_class;
if (is_Block(irn))
}
}
}
+#endif /* FIRM_STATISTICS */
-const char *be_stat_tags[STAT_TAG_LAST];
+typedef struct _estimate_irg_costs_env_t {
+ const arch_env_t *arch_env;
+ ir_exec_freq *execfreqs;
+ double costs;
+} estimate_irg_costs_env_t;
+
+static void estimate_block_costs(ir_node *block, void *data)
+{
+ estimate_irg_costs_env_t *env = data;
+ ir_node *node;
+ double costs = 0.0;
+
+ sched_foreach(block, node) {
+ costs += arch_get_op_estimated_cost(env->arch_env, node);
+ }
+
+ env->costs += costs * get_block_execfreq(env->execfreqs, block);
+}
+
+double be_estimate_irg_costs(ir_graph *irg, const arch_env_t *arch_env, ir_exec_freq *execfreqs)
+{
+ estimate_irg_costs_env_t env;
-FILE *be_stat_file = NULL;
+ env.arch_env = arch_env;
+ env.execfreqs = execfreqs;
+ env.costs = 0.0;
+
+ irg_block_walk_graph(irg, estimate_block_costs, NULL, &env);
+
+ return env.costs;
+}
+
+#ifdef FIRM_STATISTICS
+
+const char *be_stat_tags[STAT_TAG_LAST];
+FILE *be_stat_file = NULL;
void be_init_stat_file(const char *stat_file_name, const char *sourcefilename)
{
assert(be_stat_file == NULL);
/* if we want to do some statistics, push the environment. */
- if(strlen(stat_file_name) == 0)
+ if (strlen(stat_file_name) == 0)
return;
be_stat_file = fopen(stat_file_name, "at");
- if(be_stat_file == NULL) {
+ if (be_stat_file == NULL) {
fprintf(stderr, "Warning couldn't open statfile '%s'\n", stat_file_name);
return;
}
void be_close_stat_file()
{
be_stat_ev_pop();
- if(be_stat_file != NULL) {
+ if (be_stat_file != NULL) {
fclose(be_stat_file);
be_stat_file = NULL;
}
}
-
-#else
+#else /* FIRM_STATISTICS */
void (be_stat_init_irg)(const arch_env_t *arch_env, ir_graph *irg) {}
void (be_do_stat_nodes)(ir_graph *irg, const char *phase) {}