#include "irgwalk.h"
#include "counter.h"
#include "irhooks.h"
-#include "ident.h"
/* some useful macro. */
#define ARR_SIZE(a) (sizeof(a)/sizeof((a)[0]))
typedef pset hmap_block_entry_t;
typedef pset hmap_be_block_entry_t;
typedef pset hmap_reg_pressure_entry_t;
+typedef pset hmap_perm_stat_entry_t;
+typedef pset hmap_perm_class_entry_t;
typedef pset hmap_ir_op;
typedef pset hmap_distrib_entry_t;
+/**
+ * An entry in a distribution table
+ */
+typedef struct _distrib_entry_t {
+ counter_t cnt; /**< the current count */
+ const void *object; /**< the object which is counted */
+} distrib_entry_t;
+
+/** The type of the hash function for objects in distribution tables. */
+typedef unsigned (*distrib_hash_fun)(const void *object);
+
+/**
+ * The distribution table.
+ */
+typedef struct _distrib_tbl_t {
+ struct obstack cnts; /**< obstack containing the distrib_entry_t entries */
+ HASH_MAP(distrib_entry_t) *hash_map; /**< the hash map containing the distribution */
+ distrib_hash_fun hash_func; /**< the hash function for object in this distribution */
+ unsigned int_dist; /**< non-zero, if it's a integer distribution */
+} distrib_tbl_t;
+
/**
* possible address marker values
*/
* An entry for register pressure.
*/
typedef struct _reg_pressure_entry_t {
- ident *id_name; /**< name of the register class */
- int pressure; /**< the register pressure for this class */
+ const char *class_name; /**< name of the register class */
+ int pressure; /**< the register pressure for this class */
} reg_pressure_entry_t;
+/**
+ * An entry for permutation statistics.
+ */
+typedef struct _perm_stat_entry_t {
+ ir_node *perm; /**< the perm node */
+ int size; /**< complete size */
+ int real_size; /**< number of pairs with different registers */
+ int n_copies; /**< number of copies created for lowering */
+ int n_exchg; /**< number of exchanges created for lowering */
+ distrib_tbl_t *cycles; /**< distribution of cycle lengths */
+ distrib_tbl_t *chains; /**< distribution of chain lengths */
+} perm_stat_entry_t;
+
+/**
+ * An entry for permutation statistics per class.
+ */
+typedef struct _perm_class_entry_t {
+ const char *class_name; /**< name of the register class */
+ int n_regs; /**< number of register in this class */
+ HASH_MAP(perm_stat_entry_t) *perm_stat; /**< statistics about all perm nodes of this class */
+} perm_class_entry_t;
+
/**
* An entry for a block or extended block in a ir-graph
*/
typedef struct _be_block_entry_t {
- long block_nr; /**< block nr */
+ long block_nr; /**< block nr */
+ distrib_tbl_t *sched_ready; /**< distribution of ready nodes per block */
/**< the highest register pressures for this block for each register class */
HASH_MAP(reg_pressure_entry_t) *reg_pressure;
+ HASH_MAP(perm_class_entry_t) *perm_class_stat; /**< statistics about perm nodes for each register class */
} be_block_entry_t;
/**
*/
ir_op *stat_get_op_from_opcode(opcode code);
-/**
- * An entry in a distribution table
- */
-typedef struct _distrib_entry_t {
- counter_t cnt; /**< the current count */
- const void *object; /**< the object which is counted */
-} distrib_entry_t;
-
-/** The type of the hash function for objects in distribution tables. */
-typedef unsigned (*distrib_hash_fun)(const void *object);
-
-/**
- * The distribution table.
- */
-typedef struct _distrib_tbl_t {
- struct obstack cnts; /**< obstack containing the distrib_entry_t entries */
- HASH_MAP(distrib_entry_t) *hash_map; /**< the hash map containing the distribution */
- distrib_hash_fun hash_func; /**< the hash function for object in this distribution */
- unsigned int_dist; /**< non-zero, if it's a integer distribution */
-} distrib_tbl_t;
-
/* API for distribution tables */
/**
*/
void stat_add_int_distrib_tbl(distrib_tbl_t *tbl, int key, const counter_t *cnt);
+/**
+ * increases object count by one
+ */
+void stat_inc_distrib_tbl(distrib_tbl_t *tbl, const void *object);
+
+/**
+ * increases key count by one
+ */
+void stat_inc_int_distrib_tbl(distrib_tbl_t *tbl, int key);
+
+/**
+ * inserts a new object with count 0 into the distribution table
+ * if object is already present, nothing happens
+ */
+void stat_insert_distrib_tbl(distrib_tbl_t *tbl, const void *object);
+
+/**
+ * inserts a new key with count 0 into the integer distribution table
+ * if key is already present, nothing happens
+ */
+void stat_insert_int_distrib_tbl(distrib_tbl_t *tbl, int key);
+
+/**
+ * returns the sum over all counters in a distribution table
+ */
+int stat_get_count_distrib_tbl(distrib_tbl_t *tbl);
+
/**
* calculates the mean value of a distribution.
*/
double stat_calc_mean_distrib_tbl(distrib_tbl_t *tbl);
+/**
+ * calculates the average value of a distribution
+ */
+double stat_calc_avg_distrib_tbl(distrib_tbl_t *tbl);
+
/** evaluates each entry of a distribution table. */
-typedef void (*eval_distrib_entry_fun)(const distrib_entry_t *entry);
+typedef void (*eval_distrib_entry_fun)(const distrib_entry_t *entry, void *env);
/**
* iterates over all entries in a distribution table
*/
-void stat_iterate_distrib_tbl(distrib_tbl_t *tbl, eval_distrib_entry_fun eval);
+void stat_iterate_distrib_tbl(distrib_tbl_t *tbl, eval_distrib_entry_fun eval, void *env);
/**
* update info on Consts.
*/
const char *stat_fc_name(float_classify_t classification);
+/**
+ * Update the register pressure of a block
+ *
+ * @param irg the irg containing the block
+ * @param block the block for which the reg pressure should be set
+ * @param pressure the pressure
+ * @param class_name the name of the register class
+ */
+void stat_be_block_regpressure(ir_graph *irg, ir_node *block, int pressure, const char *class_name);
+
+/**
+ * Update the distribution of ready nodes of a block
+ *
+ * @param irg the irg containing the block
+ * @param block the block for which the reg pressure should be set
+ * @param num_ready the number of ready nodes
+ */
+void stat_be_block_sched_ready(ir_graph *irg, ir_node *block, int num_ready);
+
+/**
+ * Update the permutation statistic of a block
+ *
+ * @param class_name the name of the register class
+ * @param perm the perm node
+ * @param block the block containing the perm
+ * @param size the size of the perm
+ * @param real_size number of pairs with different registers
+ */
+void stat_be_block_stat_perm(const char *class_name, int n_regs, ir_node *perm, ir_node *block,
+ int size, int real_size);
+
+/**
+ * Update the permutation statistic of a single perm
+ *
+ * @param class_name the name of the register class
+ * @param perm the perm node
+ * @param block the block containing the perm
+ * @param is_chain 1 if chain, 0 if cycle
+ * @param size length of the cycle/chain
+ * @param n_ops the number of ops representing this cycle/chain after lowering
+ */
+void stat_be_block_stat_permcycle(const char *class_name, ir_node *perm, ir_node *block,
+ int is_chain, int size, int n_ops);
+
+
#endif /* _FIRMSTAT_T_H_ */
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