From: Michael Beck Date: Mon, 6 Jun 2005 12:31:06 +0000 (+0000) Subject: added support for constant value statistics X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=1a85295bb30e8a7fb25f5feb522f2de2bb32f546;p=libfirm added support for constant value statistics [r5957] --- diff --git a/ir/stat/firmstat_t.h b/ir/stat/firmstat_t.h index 2c515e384..9c8b40255 100644 --- a/ir/stat/firmstat_t.h +++ b/ir/stat/firmstat_t.h @@ -26,6 +26,9 @@ #include "counter.h" #include "irhooks.h" +/* some useful macro. */ +#define ARR_SIZE(a) (sizeof(a)/sizeof((a)[0])) + /* * just be make some things clear :-), the * poor man "generics" @@ -106,22 +109,30 @@ typedef struct _graph_entry_t { * An entry for optimized ir_nodes */ typedef struct _opt_entry_t { - counter_t count; /**< optimization counter */ - const ir_op *op; /**< the op for this entry */ + counter_t count; /**< optimization counter */ + const ir_op *op; /**< the op for this entry */ } opt_entry_t; /** * An entry for a block in a ir-graph */ typedef struct _block_entry_t { - counter_t cnt_nodes; /**< the counter of nodes in this block */ - counter_t cnt_edges; /**< the counter of edges in this block */ - counter_t cnt_in_edges; /**< the counter of edges incoming from other blocks to this block */ - counter_t cnt_out_edges; /**< the counter of edges outgoing from this block to other blocks */ - counter_t cnt_phi_data; /**< the counter of data Phi nodes in this block */ - long block_nr; /**< block nr */ + counter_t cnt_nodes; /**< the counter of nodes in this block */ + counter_t cnt_edges; /**< the counter of edges in this block */ + counter_t cnt_in_edges; /**< the counter of edges incoming from other blocks to this block */ + counter_t cnt_out_edges; /**< the counter of edges outgoing from this block to other blocks */ + counter_t cnt_phi_data; /**< the counter of data Phi nodes in this block */ + long block_nr; /**< block nr */ } block_entry_t; +/** + * constant info + */ +typedef struct _constant_info_t { + counter_t bits_count[32]; /**< distribution of bit sizes of constants */ + counter_t others; /**< number of other constants */ +} constant_info_t; + /** forward */ typedef struct _dumper_t dumper_t; @@ -141,6 +152,13 @@ typedef void (*dump_graph_FUNC)(dumper_t *dmp, graph_entry_t *entry); */ typedef void (*dump_init_FUNC)(dumper_t *dmp, const char *name); +/** + * handler for dumper a constant info table + * + * @param dmp the dumper + */ +typedef void (*dump_const_table_FUNC)(dumper_t *dmp, const constant_info_t *tbl); + /** * handler for dumper finish * @@ -148,41 +166,42 @@ typedef void (*dump_init_FUNC)(dumper_t *dmp, const char *name); */ typedef void (*dump_finish_FUNC)(dumper_t *dmp); - /** * statistics info */ typedef struct _statistic_info_t { - struct obstack cnts; /**< obstack containing the counters */ - HASH_MAP(graph_entry_t) *irg_hash; /**< hash map containing the counter for irgs */ - HASH_MAP(ir_op) *ir_op_hash; /**< hash map containing all ir_ops (accessible by op_codes) */ - pdeq *wait_q; /**< wait queue for leaf call decision */ - int recursive; /**< flag for detecting recursive hook calls */ + int stat_options; /**< statistic options: must be first */ + struct obstack cnts; /**< obstack containing the counters */ + HASH_MAP(graph_entry_t) *irg_hash; /**< hash map containing the counter for irgs */ + HASH_MAP(ir_op) *ir_op_hash; /**< hash map containing all ir_ops (accessible by op_codes) */ + pdeq *wait_q; /**< wait queue for leaf call decision */ + int recursive; /**< flag for detecting recursive hook calls */ int in_dead_node_elim; /**< set, if dead node elimination runs */ - ir_op *op_Phi0; /**< pseudo op for Phi0 */ - ir_op *op_PhiM; /**< pseudo op for memory Phi */ - ir_op *op_ProjM; /**< pseudo op for memory Proj */ - ir_op *op_MulC; /**< pseudo op for multiplication by const */ - ir_op *op_DivC; /**< pseudo op for division by const */ - ir_op *op_ModC; /**< pseudo op for modulo by const */ - ir_op *op_DivModC; /**< pseudo op for DivMod by const */ - ir_op *op_SelSel; /**< pseudo op for Sel(Sel) */ - ir_op *op_SelSelSel; /**< pseudo op for Sel(Sel(Sel)) */ - dumper_t *dumper; /**< list of dumper */ - int reassoc_run; /**< if set, reassociation is running */ - int stat_options; /**< statistic options */ + ir_op *op_Phi0; /**< pseudo op for Phi0 */ + ir_op *op_PhiM; /**< pseudo op for memory Phi */ + ir_op *op_ProjM; /**< pseudo op for memory Proj */ + ir_op *op_MulC; /**< pseudo op for multiplication by const */ + ir_op *op_DivC; /**< pseudo op for division by const */ + ir_op *op_ModC; /**< pseudo op for modulo by const */ + ir_op *op_DivModC; /**< pseudo op for DivMod by const */ + ir_op *op_SelSel; /**< pseudo op for Sel(Sel) */ + ir_op *op_SelSelSel; /**< pseudo op for Sel(Sel(Sel)) */ + dumper_t *dumper; /**< list of dumper */ + int reassoc_run; /**< if set, reassociation is running */ + constant_info_t const_info; /**< statistic info for constants */ } stat_info_t; /** * a dumper description */ struct _dumper_t { - dump_graph_FUNC dump_graph; /**< handler for dumping an irg */ - dump_init_FUNC init; /**< handler for init */ - dump_finish_FUNC finish; /**< handler for finish */ - FILE *f; /**< the file to dump to */ - stat_info_t *status; /**< access to the global status */ - dumper_t *next; /**< link to the next dumper */ + dump_graph_FUNC dump_graph; /**< handler for dumping an irg */ + dump_const_table_FUNC dump_const_tbl; /**< handler for dumping a const table */ + dump_init_FUNC init; /**< handler for init */ + dump_finish_FUNC finish; /**< handler for finish */ + FILE *f; /**< the file to dump to */ + stat_info_t *status; /**< access to the global status */ + dumper_t *next; /**< link to the next dumper */ }; /** @@ -207,14 +226,14 @@ typedef unsigned (*distrib_hash_fun)(const void *object); 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 */ + 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 */ /** - * creates a new distribution table + * creates a new distribution table. * * @param cmp_func Compare function for objects in the distribution * @param hash_func Hash function for objects in the distribution @@ -222,31 +241,31 @@ typedef struct _distrib_tbl_t { distrib_tbl_t *stat_new_distrib_tbl(pset_cmp_fun cmp_func, distrib_hash_fun hash_func); /** - * creates a new distribution table for an integer distribution + * creates a new distribution table for an integer distribution. */ distrib_tbl_t *stat_new_int_distrib_tbl(void); /** - * destroys a distribution table + * destroys a distribution table. */ void stat_delete_distrib_tbl(distrib_tbl_t *tbl); /** - * adds a new object count into the distribution table + * adds a new object count into the distribution table. */ void stat_add_distrib_tbl(distrib_tbl_t *tbl, const void *object, const counter_t *cnt); /** - * adds a new key count into the integer distribution table + * adds a new key count into the integer distribution table. */ void stat_add_int_distrib_tbl(distrib_tbl_t *tbl, int key, const counter_t *cnt); /** - * calculates the mean value of a distribution + * calculates the mean value of a distribution. */ double stat_calc_mean_distrib_tbl(distrib_tbl_t *tbl); -/** evaluates each entry of a distribution table */ +/** evaluates each entry of a distribution table. */ typedef void (*eval_distrib_entry_fun)(const distrib_entry_t *entry); /** @@ -254,4 +273,22 @@ typedef void (*eval_distrib_entry_fun)(const distrib_entry_t *entry); */ void stat_iterate_distrib_tbl(distrib_tbl_t *tbl, eval_distrib_entry_fun eval); +/** + * update info on Consts. + * + * @param node The Const node + * @param graph The graph entry containing the call + */ +void stat_update_const(stat_info_t *status, ir_node *node, graph_entry_t *graph); + +/** + * clears the const statistics for a new snapshot. + */ +void stat_const_clear(stat_info_t *status); + +/** + * initialize the Const statistic. + */ +void stat_init_const_cnt(stat_info_t *status); + #endif /* _FIRMSTAT_T_H_ */