/*
* Project: libFIRM
- * File name: ir/ir/firmstat.h
+ * File name: ir/stat/firmstat.h
* Purpose: Statistics for Firm.
* Author: Michael Beck
* Created:
* Copyright: (c) 2004 Universität Karlsruhe
* Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
*/
+#ifndef _FIRMSTAT_H_
+#define _FIRMSTAT_H_
+/**
+ * @file firmstat.h
+ */
+#include "irop.h"
+#include "irnode.h"
+#include "irgraph.h"
-# ifndef _FIRMSTAT_H_
-# define _FIRMSTAT_H_
+/**
+ * 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/DivMod by constant */
+};
+
+/**
+ * Finish the statistics.
+ * Never called from libFirm should be called from user.
+ *
+ * @param name basename of the statistic output file
+ */
+void stat_finish(const char *name);
#ifdef FIRM_STATISTICS
typedef enum {
- STAT_OPT_STG = 0, /**< straightening optimization */
- STAT_OPT_IFSIM = 1, /**< if simplification */
- STAT_OPT_ALGSIM = 2, /**< algebraic simplification */
- STAT_OPT_PHI = 3, /**< Phi optmization */
- STAT_OPT_WAW = 4, /**< Write-After-Write optimization */
- STAT_OPT_WAR = 5, /**< Write-After-Read optimization */
- STAT_OPT_TUPLE = 6, /**< Tuple optimization */
- STAT_OPT_ID = 7, /**< ID optimization */
- STAT_OPT_CONST_EVAL = 8, /**< constant evaluation */
- STAT_LOWERED = 9, /**< lowered */
-
- STAT_OPT_MAX = 10
-}
-stat_opt_kind;
+ STAT_OPT_STG, /**< straightening optimization */
+ STAT_OPT_IFSIM, /**< if simplification */
+ STAT_OPT_ALGSIM, /**< algebraic simplification */
+ STAT_OPT_PHI, /**< Phi optmization */
+ STAT_OPT_WAW, /**< Write-After-Write optimization */
+ STAT_OPT_WAR, /**< Write-After-Read optimization */
+ STAT_OPT_RAW, /**< Read-After-Write optimization */
+ STAT_OPT_RAR, /**< Read-After-Read optimization */
+ STAT_OPT_TUPLE, /**< Tuple optimization */
+ STAT_OPT_ID, /**< ID optimization */
+ STAT_OPT_CONST_EVAL, /**< constant evaluation */
+ STAT_OPT_CSE, /**< common subexpression elimination */
+ STAT_OPT_STRENGTH_RED, /**< strenght reduction */
+ STAT_OPT_ARCH_DEP, /**< architecture dependant optimization */
+ STAT_LOWERED, /**< lowered */
+
+ STAT_OPT_MAX
+} stat_opt_kind;
/**
* initialize the statistics module.
+ *
+ * @param enable_options Bitmask containing the statistic options
*/
-void stat_init(void);
-
-/**
- * Finish the statistics.
- */
-void stat_finish(void);
+void init_stat(unsigned enable_options);
/**
* A new IR op is registered.
/**
* A new node is created.
*/
-void stat_new_node(const ir_node *node);
+void stat_new_node(ir_node *node);
/**
* A node is changed into a Id node
*/
-void stat_turn_into_id(const ir_node *node);
+void stat_turn_into_id(ir_node *node);
/**
* A new graph was created
*/
void stat_irg_walk(ir_graph *irg, void *pre, void *post);
+/**
+ * A walk over a graph in block-wise order is initiated
+ */
+void stat_irg_walk_blkwise(ir_graph *irg, void *pre, void *post);
+
/**
* A walk over the graph's blocks is initiated
*/
*/
void stat_tail_rec(ir_graph *irg);
+/**
+ * Strength reduction was performed on an iteration variable.
+ */
+void stat_strength_red(ir_graph *irg, ir_node *strong, ir_node *cmp);
+
/**
* Start the dead node elimination.
*/
*/
void stat_dead_node_elim_stop(ir_graph *irg);
+/**
+ * A multiply was replaced by a series of Shifts/Adds/Subs
+ */
+void stat_arch_dep_replace_mul_with_shifts(ir_node *mul);
+
+/**
+ * A division was replaced by a series of Shifts/Muls
+ */
+void stat_arch_dep_replace_div_with_shifts(ir_node *div);
+
+/**
+ * A modulo was replaced by a series of Shifts/Muls
+ */
+void stat_arch_dep_replace_mod_with_shifts(ir_node *mod);
+
+/**
+ * A Divod was replaced by a series of Shifts/Muls
+ */
+void stat_arch_dep_replace_DivMod_with_shifts(ir_node *divmod);
+
+/**
+ * helper: get an ir_op from an opcode
+ *
+ * @param code the opcode
+ *
+ * @return The associated ir_op or NULL if the opcode could not be found.
+ */
+ir_op *stat_get_op_from_opcode(opcode code);
+
#else
-#define stat_init()
-#define stat_finish()
+#define init_stat(enable_options)
+#define stat_finish(name)
#define stat_new_ir_op(op)
#define stat_free_ir_op(op)
#define stat_new_node(node)
#define stat_new_graph(irg, ent)
#define stat_free_graph(irg)
#define stat_irg_walk(irg, pre, post)
+#define stat_irg_walk_blkwise(irg, pre, post)
#define stat_irg_block_walk(irg, node, pre, post)
#define stat_merge_nodes(new_node_array, new_num_entries, old_node_array, old_num_entries, opt)
#define stat_lower(node)
#define stat_inline(call, irg)
#define stat_tail_rec(irg)
+#define stat_strength_red(irg, strong, cmp)
#define stat_dead_node_elim_start(irg)
#define stat_dead_node_elim_stop(irg)
+#define stat_arch_dep_replace_mul_with_shifts(irn)
+#define stat_arch_dep_replace_div_with_shifts(irn)
+#define stat_arch_dep_replace_mod_with_shifts(irn)
+#define stat_arch_dep_replace_DivMod_with_shifts(irn)
#endif