X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fstat%2Ffirmstat_t.h;h=9195701a60f3c4c9edc3b7e14cf36a36eb3cb370;hb=67553de44f77855233fb2dfb0251eb9098f2b467;hp=dc8ade87661c62b4b4f3304f3854e79ceeea3f80;hpb=b76c0a503a21c93d29318fdc651f0bf7a9a67085;p=libfirm diff --git a/ir/stat/firmstat_t.h b/ir/stat/firmstat_t.h index dc8ade876..9195701a6 100644 --- a/ir/stat/firmstat_t.h +++ b/ir/stat/firmstat_t.h @@ -1,28 +1,42 @@ /* - * Project: libFIRM - * File name: ir/stat/firmstat_t.h - * Purpose: Statistics for Firm. Internal data structures. - * Author: Michael Beck - * Created: - * CVS-ID: $Id$ - * Copyright: (c) 2004 Universität Karlsruhe - * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. + * + * This file is part of libFirm. + * + * This file may be distributed and/or modified under the terms of the + * GNU General Public License version 2 as published by the Free Software + * Foundation and appearing in the file LICENSE.GPL included in the + * packaging of this file. + * + * Licensees holding valid libFirm Professional Edition licenses may use + * this file in accordance with the libFirm Commercial License. + * Agreement provided with the Software. + * + * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE + * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE. */ -#ifndef _FIRMSTAT_T_H_ -#define _FIRMSTAT_T_H_ /** - * @file firmstat_t.h + * @file + * @brief Statistics for Firm. Internal data structures. + * @author Michael Beck + * @version $Id$ */ +#ifndef FIRM_STAT_FIRMSTAT_T_H +#define FIRM_STAT_FIRMSTAT_T_H + #include "firmstat.h" #include "irop_t.h" #include "irnode_t.h" #include "irgraph_t.h" #include "pset.h" +#include "pdeq.h" #include "irprog.h" #include "irgwalk.h" #include "counter.h" +#include "irhooks.h" /* * just be make some things clear :-), the @@ -34,59 +48,228 @@ typedef pset hmap_node_entry_t; typedef pset hmap_graph_entry_t; typedef pset hmap_opt_entry_t; 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 + */ +enum adr_marker_t { + MARK_ADDRESS_CALC = 1, /**< the node is an address expression */ + MARK_REF_ADR = 2, /**< the node is referenced by an address expression */ + MARK_REF_NON_ADR = 4, /**< the node is referenced by a non-address expression */ +}; + +/** + * An entry in the address_mark set + */ +typedef struct address_mark_entry_t { + ir_node *node; /**< the node which this entry belongs to, needed for compare */ + unsigned mark; /**< the mark, a bitmask of enum adr_marker_t */ +} address_mark_entry_t; /** * An entry for ir_nodes, used in ir_graph statistics. */ -typedef struct _node_entry_t { - counter_t cnt_alive; /**< amount of nodes in this entry */ - counter_t new_node; /**< amount of new nodes for this entry */ - counter_t into_Id; /**< amount of nodes that turned into Id's for this entry */ - const ir_op *op; /**< the op for this entry */ +typedef struct node_entry_t { + counter_t cnt_alive; /**< amount of nodes in this entry */ + counter_t new_node; /**< amount of new nodes for this entry */ + counter_t into_Id; /**< amount of nodes that turned into Id's for this entry */ + counter_t normalized; /**< amount of nodes that normalized for this entry */ + const ir_op *op; /**< the op for this entry */ } node_entry_t; +enum leaf_call_state_t { + LCS_UNKNOWN = 0, /**< state is unknown yet */ + LCS_LEAF_CALL = 1, /**< only leaf functions will be called */ + LCS_NON_LEAF_CALL = 2, /**< at least one non-leaf function will be called or indetermined */ +}; + /** - * An entry for ir_graphs - */ -typedef struct _graph_entry_t { - HASH_MAP(node_entry_t) *opcode_hash; /**< hash map containing the opcode counter */ - HASH_MAP(block_entry_t) *block_hash; /**< hash map countaining the block counter */ - counter_t cnt_walked; /**< walker walked over the graph */ - counter_t cnt_walked_blocks; /**< walker walked over the graph blocks */ - counter_t cnt_was_inlined; /**< number of times other graph were inlined */ - counter_t cnt_got_inlined; /**< number of times this graph was inlined */ - counter_t cnt_strength_red; /**< number of times strength reduction was successful on this graph */ - counter_t cnt_edges; /**< number of DF edges in this graph */ - HASH_MAP(opt_entry_t) *opt_hash[STAT_OPT_MAX]; /**< hash maps containing opcode counter for optimizations */ - ir_graph *irg; /**< the graph of this object */ - entity *ent; /**< the entity of this graph if one exists */ - int deleted; /**< set if this irg was deleted */ + * Graph counter indexes. The first one are accumulated once, the other are always deleted before an + * snapshot is taken. + */ +enum graph_counter_names { + gcnt_acc_walked, /**< walker walked over the graph, accumulated */ + gcnt_acc_walked_blocks, /**< walker walked over the graph blocks, accumulated */ + gcnt_acc_was_inlined, /**< number of times other graph were inlined, accumulated */ + gcnt_acc_got_inlined, /**< number of times this graph was inlined, accumulated */ + gcnt_acc_strength_red, /**< number of times strength reduction was successful on this graph, accumulated */ + gcnt_acc_real_func_call, /**< number real function call optimization, accumulated */ + + /* --- non-accumulated values from here */ + _gcnt_non_acc, /**< first non-accumulated counter */ + + gcnt_edges = _gcnt_non_acc, /**< number of DF edges in this graph */ + gcnt_all_calls, /**< number of all calls */ + gcnt_call_with_cnst_arg, /**< number of calls with const args */ + gcnt_call_with_all_cnst_arg, /**< number of calls with all const args */ + gcnt_call_with_local_adr, /**< number of calls with address of local var args */ + gcnt_indirect_calls, /**< number of indirect calls */ + gcnt_external_calls, /**< number of external calls */ + gcnt_pure_adr_ops, /**< number of pure address operation */ + gcnt_all_adr_ops, /**< number of all address operation */ + gcnt_global_adr, /**< number of global load/store addresses. */ + gcnt_local_adr, /**< number of local load/store addresses. */ + gcnt_param_adr, /**< number of parameter load/store addresses. */ + gcnt_this_adr, /**< number of this load/store addresses. */ + gcnt_other_adr, /**< number of other load/store addresses. */ + gcnt_if_conv, /**< number of if conversions */ + + /* --- must be the last enum constant --- */ + _gcnt_last = gcnt_if_conv + IF_RESULT_LAST /**< number of counters */ +}; + +/** + * An entry for ir_graphs. These numbers are calculated for every IR graph. + */ +typedef struct graph_entry_t { + struct obstack recalc_cnts; /**< obstack containing the counters that are recalculated */ + HASH_MAP(node_entry_t) *opcode_hash; /**< hash map containing the opcode counter */ + HASH_MAP(block_entry_t) *block_hash; /**< hash map containing the block counter */ + HASH_MAP(block_entry_t) *extbb_hash; /**< hash map containing the extended block counter */ + HASH_MAP(be_block_entry_t) *be_block_hash; /**< hash map containing backend block information */ + counter_t cnt[_gcnt_last]; /**< counter */ + unsigned num_tail_recursion; /**< number of tail recursion optimizations */ + HASH_MAP(opt_entry_t) *opt_hash[FS_OPT_MAX]; /**< hash maps containing opcode counter for optimizations */ + ir_graph *irg; /**< the graph of this object */ + ir_entity *ent; /**< the entity of this graph if one exists */ + set *address_mark; /**< a set containing the address marks of the nodes */ + unsigned is_deleted:1; /**< set if this irg was deleted */ + unsigned is_leaf:1; /**< set, if this irg is a leaf function */ + unsigned is_leaf_call:2; /**< set, if this irg calls only leaf functions */ + unsigned is_recursive:1; /**< set, if this irg has recursive calls */ + unsigned is_chain_call:1; /**< set, if this irg is a chain call */ + unsigned is_strict:1; /**< set, if this irg represents a strict program */ + unsigned is_analyzed:1; /**< helper: set, if this irg was already analysed */ } 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 */ +typedef struct opt_entry_t { + 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 + * An entry for register pressure. */ -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 */ - long block_nr; /**< block nr */ +typedef struct reg_pressure_entry_t { + 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 */ + 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; + +/** + * Block counter indexes. The first one are accumulated once, the other are always deleted before an + * snapshot is taken. + */ +enum block_counter_names { + bcnt_nodes, /**< the counter of nodes in this block */ + bcnt_edges, /**< the counter of edges in this block */ + bcnt_in_edges, /**< the counter of edges incoming from other blocks to this block */ + bcnt_out_edges, /**< the counter of edges outgoing from this block to other blocks */ + bcnt_phi_data, /**< the counter of data Phi nodes in this block */ + + /* --- must be the last enum constant --- */ + _bcnt_last /**< number of counters */ +}; + +/** + * An entry for a block or extended block in a ir-graph + */ +typedef struct block_entry_t { + counter_t cnt[_bcnt_last]; /**< counter */ + long block_nr; /**< block nr */ + unsigned is_start:1; /**< set, if it's the Start block. */ + unsigned is_end:1; /**< set, if it's the End block. */ } block_entry_t; +/** An entry for an extended block in a ir-graph */ +typedef block_entry_t extbb_entry_t; + +/** + * Some potential interesting float values + */ +typedef enum float_classify_t { + STAT_FC_0, /**< the float value 0.0 */ + STAT_FC_1, /**< the float value 1.0 */ + STAT_FC_2, /**< the float value 2.0 */ + STAT_FC_0_5, /**< the float value 0.5 */ + STAT_FC_POWER_OF_TWO, /**< another 2^x value */ + STAT_FC_OTHER, /**< all other values */ + STAT_FC_MAX /**< last value */ +} float_classify_t; + +/** + * constant info + */ +typedef struct constant_info_t { + counter_t int_bits_count[32]; /**< distribution of bit sizes of integer constants */ + counter_t floats[STAT_FC_MAX]; /**< floating point constants */ + counter_t others; /**< all other constants */ +} constant_info_t; + /** forward */ -typedef struct _dumper_t dumper_t; +typedef struct dumper_t dumper_t; /** * handler for dumping an IRG @@ -96,6 +279,23 @@ typedef struct _dumper_t dumper_t; */ typedef void (*dump_graph_FUNC)(dumper_t *dmp, graph_entry_t *entry); +/** + * 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); + +/** + * dumps the parameter distribution table + */ +typedef void (*dump_param_tbl_FUNC)(dumper_t *dmp, const distrib_tbl_t *tbl, graph_entry_t *global); + +/** + * dumps the optimizations counter + */ +typedef void (*dump_opt_cnt_FUNC)(dumper_t *dumper, const counter_t *tbl, unsigned len); + /** * handler for dumper init * @@ -111,62 +311,62 @@ typedef void (*dump_init_FUNC)(dumper_t *dmp, const char *name); */ typedef void (*dump_finish_FUNC)(dumper_t *dmp); - -/** - * 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 */ - dumper_t *next; /**< link to the next dumper */ -}; - /** * 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) */ - 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_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 */ - dumper_t *dumper; /**< list of dumper */ - int enable; /**< if set, statistic is enabled */ +typedef struct statistic_info_t { + unsigned stat_options; /**< statistic options: field must be first */ + struct obstack cnts; /**< obstack containing the counters that are incremented */ + struct obstack be_data; /**< obstack containing backend statistics data */ + 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 */ + unsigned recursive:1; /**< flag for detecting recursive hook calls */ + unsigned in_dead_node_elim:1; /**< flag for 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_QuotC; /**< pseudo op for floating point division 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 */ + distrib_tbl_t *dist_param_cnt; /**< distribution table for call parameters */ + + counter_t num_opts[FS_OPT_MAX];/**< count optimizations */ } stat_info_t; /** - * An entry in a distribution table + * a dumper description */ -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); +struct dumper_t { + dump_graph_FUNC dump_graph; /**< handler for dumping an irg */ + dump_const_table_FUNC dump_const_tbl; /**< handler for dumping a const table */ + dump_param_tbl_FUNC dump_param_tbl; /**< handler for dumping the Call parameter table */ + dump_opt_cnt_FUNC dump_opt_cnt; /**< handler for dumping the optimization 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 */ + pset *func_map; /**< pset containing all registered functions */ + unsigned tag; /**< the id tag of the dumper */ +}; /** - * The distribution table. + * helper: get an ir_op from an opcode */ -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; +ir_op *stat_get_op_from_opcode(unsigned code); /* 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 @@ -174,36 +374,143 @@ 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 + * 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); -/** evaluates each entry of a distribution table */ -typedef void (*eval_distrib_entry_fun)(const distrib_entry_t *entry); +/** + * 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, 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(const distrib_tbl_t *tbl, eval_distrib_entry_fun eval, void *env); + +/** + * 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); + +/** + * return a human readable name for an float classification + */ +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); + +/** + * Register an additional function for all dumper. This function + * is called in dump_snapshot once for each graph_entry and dumper. + * + * @param func the dump function to register + */ +void stat_register_dumper_func(dump_graph_FUNC func); -#endif /* _FIRMSTAT_T_H_ */ +#endif /* FIRM_STAT_FIRMSTAT_T_H */