3 * File name: ir/stat/firmstat.h
4 * Purpose: Statistics for Firm.
8 * Copyright: (c) 2004 Universität Karlsruhe
9 * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
22 * Statistic options, can be or'ed.
24 enum firmstat_options_t {
25 FIRMSTAT_ENABLED = 0x00000001, /**< enable statistics */
26 FIRMSTAT_PATTERN_ENABLED = 0x00000002, /**< enable pattern calculation */
27 FIRMSTAT_COUNT_STRONG_OP = 0x00000004, /**< if set, count Mul/Div/Mod/DivMod by constant */
31 * Finish the statistics.
32 * Never called from libFirm should be called from user.
34 * @param name basename of the statistic output file
36 void stat_finish(const char *name);
38 #ifdef FIRM_STATISTICS
41 STAT_OPT_STG, /**< straightening optimization */
42 STAT_OPT_IFSIM, /**< if simplification */
43 STAT_OPT_ALGSIM, /**< algebraic simplification */
44 STAT_OPT_PHI, /**< Phi optmization */
45 STAT_OPT_WAW, /**< Write-After-Write optimization */
46 STAT_OPT_WAR, /**< Write-After-Read optimization */
47 STAT_OPT_RAW, /**< Read-After-Write optimization */
48 STAT_OPT_RAR, /**< Read-After-Read optimization */
49 STAT_OPT_TUPLE, /**< Tuple optimization */
50 STAT_OPT_ID, /**< ID optimization */
51 STAT_OPT_CONST_EVAL, /**< constant evaluation */
52 STAT_OPT_STRENGTH_RED, /**< strenght reduction */
53 STAT_OPT_ARCH_DEP, /**< architecture dependant optimization */
54 STAT_LOWERED, /**< lowered */
60 * initialize the statistics module.
62 * @param enable_options Bitmask containing the statistic options
64 void init_stat(unsigned enable_options);
67 * A new IR op is registered.
69 void stat_new_ir_op(const ir_op *op);
74 void stat_free_ir_op(const ir_op *op);
77 * A new node is created.
79 void stat_new_node(ir_node *node);
82 * A node is changed into a Id node
84 void stat_turn_into_id(ir_node *node);
87 * A new graph was created
89 void stat_new_graph(ir_graph *irg, entity *ent);
94 void stat_free_graph(ir_graph *irg);
97 * A walk over a graph is initiated
99 void stat_irg_walk(ir_graph *irg, void *pre, void *post);
102 * A walk over a graph in block-wise order is initiated
104 void stat_irg_walk_blkwise(ir_graph *irg, void *pre, void *post);
107 * A walk over the graph's blocks is initiated
109 void stat_irg_block_walk(ir_graph *irg, const ir_node *node, void *pre, void *post);
112 * Some nodes were optimized into some others due to an optimization
114 void stat_merge_nodes(
115 ir_node **new_node_array, int new_num_entries,
116 ir_node **old_node_array, int old_num_entries,
120 * A node was lowered into other nodes
122 void stat_lower(ir_node *node);
125 * A graph was inlined
127 void stat_inline(ir_node *call, ir_graph *irg);
130 * A graph with tail-recursions was optimized.
132 void stat_tail_rec(ir_graph *irg);
135 * Strength reduction was performed on an iteration variable.
137 void stat_strength_red(ir_graph *irg, ir_node *strong, ir_node *cmp);
140 * Start the dead node elimination.
142 void stat_dead_node_elim_start(ir_graph *irg);
145 * Stops the dead node elimination.
147 void stat_dead_node_elim_stop(ir_graph *irg);
150 * A multiply was replaced by a series of Shifts/Adds/Subs
152 void stat_arch_dep_replace_mul_with_shifts(ir_node *mul);
155 * helper: get an ir_op from an opcode
157 * @param code the opcode
159 * @return The associated ir_op or NULL if the opcode could not be found.
161 ir_op *stat_get_op_from_opcode(opcode code);
165 #define init_stat(enable_options)
166 #define stat_finish(name)
167 #define stat_new_ir_op(op)
168 #define stat_free_ir_op(op)
169 #define stat_new_node(node)
170 #define stat_turn_into_id(node)
171 #define stat_new_graph(irg, ent)
172 #define stat_free_graph(irg)
173 #define stat_irg_walk(irg, pre, post)
174 #define stat_irg_walk_blkwise(irg, pre, post)
175 #define stat_irg_block_walk(irg, node, pre, post)
176 #define stat_merge_nodes(new_node_array, new_num_entries, old_node_array, old_num_entries, opt)
177 #define stat_lower(node)
178 #define stat_inline(call, irg)
179 #define stat_tail_rec(irg)
180 #define stat_strength_red(irg, strong, cmp)
181 #define stat_dead_node_elim_start(irg)
182 #define stat_dead_node_elim_stop(irg)
183 #define stat_arch_dep_replace_mul_with_shifts(irn)
187 #endif /* _FIRMSTAT_H_ */