/*
- * 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.
+ * This file is part of libFirm.
+ * Copyright (C) 2012 University of Karlsruhe.
*/
-#ifndef _FIRMSTAT_T_H_
-#define _FIRMSTAT_T_H_
/**
- * @file firmstat_t.h
+ * @file
+ * @brief Statistics for Firm. Internal data structures.
+ * @author Michael Beck
*/
+#ifndef FIRM_STAT_FIRMSTAT_T_H
+#define FIRM_STAT_FIRMSTAT_T_H
+
#include "firmstat.h"
#include "irop_t.h"
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;
+/**
+ * Statistic options, can be or'ed.
+ */
+enum firmstat_options_t {
+ FIRMSTAT_ENABLED = 0x00000001, /**< enable statistics */
+ FIRMSTAT_PATTERN_ENABLED = 0x00000002, /**< enable pattern calculation */
+ FIRMSTAT_COUNT_STRONG_OP = 0x00000004, /**< if set, count Mul/Div/Mod by constant */
+ FIRMSTAT_COUNT_DAG = 0x00000008, /**< if set, count DAG statistics */
+ FIRMSTAT_COUNT_DELETED = 0x00000010, /**< if set, count deleted graphs */
+ FIRMSTAT_COUNT_SELS = 0x00000020, /**< if set, count Sel(Sel(..)) differently */
+ FIRMSTAT_COUNT_CONSTS = 0x00000040, /**< if set, count Const statistics */
+ FIRMSTAT_CSV_OUTPUT = 0x10000000 /**< CSV output of some mini-statistic */
+};
+
+/**
+ * Additional flags for statistics.
+ */
+enum firmstat_optimizations_t {
+ FS_OPT_NEUTRAL_0 = HOOK_OPT_LAST, /**< a op 0 = 0 op a = a */
+ FS_OPT_NEUTRAL_1, /**< a op 1 = 1 op a = a */
+ FS_OPT_ADD_A_A, /**< a + a = a * 2 */
+ FS_OPT_ADD_A_MINUS_B, /**< a + -b = a - b */
+ FS_OPT_ADD_SUB, /**< (a + x) - x = (a - x) + x */
+ FS_OPT_ADD_MUL_A_X_A, /**< a * x + a = a * (x + 1) */
+ FS_OPT_SUB_0_A, /**< 0 - a = -a */
+ FS_OPT_MINUS_SUB, /**< - (a - b) = b - a */
+ FS_OPT_SUB_MINUS, /**< a - (-b) = a + b */
+ FS_OPT_SUB_MUL_A_X_A, /**< a * x - a = a * (x - 1) */
+ FS_OPT_SUB_SUB_X_Y_Z, /**< (x - y) - z = x - (y + z) */
+ FS_OPT_SUB_C_NOT_X, /**< c - ~a = a + (c+1) */
+ FS_OPT_SUB_TO_ADD, /**< (-a) - b = -(a + b), a - (b - c) = a + (c - b), a - (b * C) -> a + (b * -C) */
+ FS_OPT_SUB_TO_NOT, /**< -1 - x -> ~x on two's complement */
+ FS_OPT_SUB_TO_CONV, /**< a - NULL = (int)a */
+ FS_OPT_MUL_MINUS, /**< (-a) * (b - c) -> a * (c - b) */
+ FS_OPT_MUL_MINUS_1, /**< a * -1 = -a */
+ FS_OPT_MINUS_MUL_C, /**< (-a) * C = a * (-C) */
+ FS_OPT_MUL_MINUS_MINUS, /**< (-a) * (-b) = a * b */
+ FS_OPT_OR, /**< a | a = a | 0 = 0 | a = a */
+ FS_OPT_AND, /**< a & 0b1...1 = 0b1...1 & a = a & a = a */
+ FS_OPT_TO_EOR, /**< (a|b) & ~(a&b) = a^b */
+ FS_OPT_EOR_A_A, /**< a ^ a = 0 */
+ FS_OPT_EOR_A_B_A, /**< (a ^ b) ^ a = b */
+ FS_OPT_EOR_TO_NOT_BOOL, /**< bool ^ 1 = !bool */
+ FS_OPT_EOR_TO_NOT, /**< x ^ 0b1..1 = ~x, (a ^ b) & b -> ~a & b */
+ FS_OPT_NOT_CMP, /**< !(a cmp b) = a !cmp b */
+ FS_OPT_OR_SHFT_TO_ROTL, /**< (x << c) | (x >> (bits - c)) == Rotl(x, c) */
+ FS_OPT_REASSOC_SHIFT, /**< (x SHF c1) SHF c2 = x SHF (c1+c2) */
+ FS_OPT_SHIFT_AND, /**< (a SHF c) AND (b SHF c) = (a AND b) SHF c */
+ FS_OPT_SHIFT_OR, /**< (a SHF c) OR (b SHF c) = (a OR b) SHF c */
+ FS_OPT_SHIFT_EOR, /**< (a SHF c) XOR (b SHF c) = (a XOR b) SHF c */
+ FS_OPT_CONV, /**< a Conv could be removed */
+ FS_OPT_MIN_MAX_EQ, /**< Min(a,a) = Max(a,a) = a */
+ FS_OPT_MUX_COMBINE, /**< two Mux nodes where combined into one */
+ FS_OPT_MUX_CONV, /**< MuxI(sel, 1, 0) = (I)sel */
+ FS_OPT_MUX_BOOL, /**< Muxb(sel, true, false) = sel */
+ FS_OPT_MUX_NOT_BOOL, /**< Muxb(sel, false, true) = Not(sel) */
+ FS_OPT_MUX_OR_BOOL, /**< Muxb(sel, true, x) = Or(sel, x) */
+ FS_OPT_MUX_ORNOT_BOOL, /**< Muxb(sel, x, true) = Or(Not(sel), x) */
+ FS_OPT_MUX_AND_BOOL, /**< Muxb(sel, x, false) = And(sel, x) */
+ FS_OPT_MUX_ANDNOT_BOOL, /**< Muxb(sel, false, x) = And(Not(sel), x) */
+ FS_OPT_MUX_C, /**< Mux(C, f, t) = C ? t : f */
+ FS_OPT_MUX_EQ, /**< Mux(v, x, x) = x */
+ FS_OPT_MUX_TRANSFORM, /**< Mux(t ==/!= f, t, f) = f/t, Mux(t ==/!= 0, -t, t) = -t/t */
+ FS_OPT_MUX_TO_MIN, /**< Mux(a < b, a, b) = Min(a,b) */
+ FS_OPT_MUX_TO_MAX, /**< Mux(a > b, a, b) = Max(a,b) */
+ FS_OPT_MUX_TO_BITOP, /**< Mux((a & 2^x) ==/!= 0, 2^x, 0) = (a & 2^x) (xor 2^x) */
+ FS_OPT_INVOLUTION, /**< OP(OP(x)) = x */
+ FS_OPT_MINUS_NOT, /**< -(~x) = x + 1 */
+ FS_OPT_NOT_MINUS_1, /**< ~(x - 1) = -x */
+ FS_OPT_NOT_PLUS_1, /**< ~x + 1 = -x */
+ FS_OPT_ADD_X_NOT_X, /**< ~x + x = -1 */
+ FS_OPT_FP_INV_MUL, /**< x / y = x * (1.0/y) */
+ FS_OPT_CONST_PHI, /**< Constant evaluation on Phi */
+ FS_OPT_PREDICATE, /**< Predicate optimization */
+ FS_OPT_DEMORGAN, /**< optimization using DeMorgan's law */
+ FS_OPT_CMP_OP_OP, /**< CMP optimization: Cmp(OP(x), OP(y)) = Cmp(x, y) */
+ FS_OPT_CMP_OP_C, /**< CMP optimization: Cmp(OP(x), c1) = Cmp(x, c2) */
+ FS_OPT_CMP_CONV_CONV, /**< CMP optimization: Cmp(Conv(x), Conv(y)) = Cmp(x, y) */
+ FS_OPT_CMP_CONV, /**< CMP optimization: Cmp(Conv(x), Conv(y)) = Cmp(Conv(x), y) */
+ FS_OPT_CMP_TO_BOOL, /**< CMP optimization: Cmp(x, y) = BoolOP(x, y) */
+ FS_OPT_CMP_CNST_MAGN, /**< CMP optimization: reduced magnitude of a const */
+ FS_OPT_CMP_SHF_TO_AND, /**< CMP optimization: transformed shift into And */
+ FS_OPT_CMP_MOD_TO_AND, /**< CMP optimization: transformed Mod into And */
+ FS_OPT_NOP, /**< the operation is a NOP */
+ FS_OPT_GVN_FOLLOWER, /**< GVN-PRE: replaced a follower */
+ FS_OPT_GVN_FULLY, /**< GVN-PRE: replaced by fully redundant value */
+ FS_OPT_GVN_PARTLY, /**< GVN-PRE: replaced by partly redundant value */
+ FS_OPT_COMBO_CONST, /**< Combo: evaluated into Constant */
+ FS_OPT_COMBO_CF, /**< Combo: removed conditional control flow */
+ FS_OPT_COMBO_FOLLOWER, /**< Combo: replaced a follower */
+ FS_OPT_COMBO_CONGRUENT, /**< Combo: replaced by congruent */
+ FS_OPT_JUMPTHREADING, /**< Jump threading: removed conditional control flow */
+ FS_OPT_RTS_ABS, /**< RTS optimization: call to abs() replaced */
+ FS_OPT_RTS_ALLOCA, /**< RTS optimization: call to alloca() replaced */
+ FS_OPT_RTS_SQRT, /**< RTS optimization: call to sqrt() replaced */
+ FS_OPT_RTS_CBRT, /**< RTS optimization: call to cbrt() replaced */
+ FS_OPT_RTS_POW, /**< RTS optimization: call to pow() replaced */
+ FS_OPT_RTS_EXP, /**< RTS optimization: call to exp() replaced */
+ FS_OPT_RTS_LOG, /**< RTS optimization: call to log() replaced */
+ FS_OPT_RTS_SIN, /**< RTS optimization: call to sin() replaced */
+ FS_OPT_RTS_COS, /**< RTS optimization: call to cos() replaced */
+ FS_OPT_RTS_TAN, /**< RTS optimization: call to tan() replaced */
+ FS_OPT_RTS_ASIN, /**< RTS optimization: call to asin() replaced */
+ FS_OPT_RTS_ACOS, /**< RTS optimization: call to acos() replaced */
+ FS_OPT_RTS_ATAN, /**< RTS optimization: call to atan() replaced */
+ FS_OPT_RTS_SINH, /**< RTS optimization: call to sinh() replaced */
+ FS_OPT_RTS_COSH, /**< RTS optimization: call to cosh() replaced */
+ FS_OPT_RTS_TANH, /**< RTS optimization: call to tanh() replaced */
+ FS_OPT_RTS_SYMMETRIC, /**< RTS optimization: call to symmetric function f(-x) replaced by f(x) */
+ FS_OPT_RTS_STRCMP, /**< RTS optimization: call to strcmp() replaced */
+ FS_OPT_RTS_STRNCMP, /**< RTS optimization: call to strncmp() replaced */
+ FS_OPT_RTS_STRCPY, /**< RTS optimization: call to strcpy() replaced */
+ FS_OPT_RTS_STRLEN, /**< RTS optimization: call to strlen() replaced */
+ FS_OPT_RTS_MEMCPY, /**< RTS optimization: call to memcpy() replaced */
+ FS_OPT_RTS_MEMPCPY, /**< RTS optimization: call to mempcpy() replaced */
+ FS_OPT_RTS_MEMMOVE, /**< RTS optimization: call to memmove() replaced */
+ FS_OPT_RTS_MEMSET, /**< RTS optimization: call to memset() replaced */
+ FS_OPT_RTS_MEMCMP, /**< RTS optimization: call to memcmp() replaced */
+ FS_BE_IA32_LEA, /**< Lea was created */
+ FS_BE_IA32_LOAD_LEA, /**< Load merged with a Lea */
+ FS_BE_IA32_STORE_LEA, /**< Store merged with a Lea */
+ FS_BE_IA32_AM_S, /**< Source address mode node created */
+ FS_BE_IA32_AM_D, /**< Destination address mode node created */
+ FS_BE_IA32_CJMP, /**< CJmp created to save a cmp/test */
+ FS_BE_IA32_2ADDRCPY, /**< Copy created due to 2-Addresscode constraints */
+ FS_BE_IA32_SPILL2ST, /**< Created Store for a Spill */
+ FS_BE_IA32_RELOAD2LD, /**< Created Load for a Reload */
+ FS_BE_IA32_SUB2NEGADD, /**< Created Neg-Add for a Sub due to 2-Addresscode constraints */
+ FS_BE_IA32_LEA2ADD, /**< Transformed Lea back into Add */
+ FS_OPT_MAX
+};
+
+/**
+ * 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 */
+ 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 {
+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 */
+ 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 */
+};
+
+/**
+ * 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 {
- 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 */
- 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 */
- counter_t cnt_all_calls; /**< number of all calls */
- counter_t cnt_call_with_cnst_arg; /**< number of calls with const args */
- counter_t cnt_indirect_calls; /**< number of indirect calls */
- counter_t cnt_if_conv[IF_RESULT_LAST]; /**< number of if conversions */
- HASH_MAP(opt_entry_t) *opt_hash[HOOK_OPT_LAST]; /**< 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 */
- 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_analyzed:1; /**< helper: set, if this irg was already analysed */
+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(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 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_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 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;
+/**
+ * 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
* @param dmp the dumper
* @param entry the IR-graph hash map entry
*/
-typedef void (*dump_graph_FUNC)(dumper_t *dmp, graph_entry_t *entry);
+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
* @param dmp the dumper
* @param name name of the file to dump to
*/
-typedef void (*dump_init_FUNC)(dumper_t *dmp, const char *name);
+typedef void dump_init_FUNC(dumper_t *dmp, const char *name);
/**
* handler for dumper finish
*
* @param dmp the dumper
*/
-typedef void (*dump_finish_FUNC)(dumper_t *dmp);
-
+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 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 */
- dumper_t *dumper; /**< list of dumper */
- int reassoc_run; /**< if set, reassociation is running */
- int stat_options; /**< statistic options */
+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_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;
/**
* 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 */
+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 */
};
/**
- * helper: get an ir_op from an opcode
+ * internal init function, mainly registers commandline arguments.
+ * (The use still has to call firm_init_stat() later
*/
-ir_op *stat_get_op_from_opcode(opcode code);
+void init_stat(void);
/**
- * 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.
+ * 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
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 */