2 * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @brief Compute an estimate of basic block executions.
23 * @author Adam M. Szalkowski
27 #ifndef FIRM_ANA_EXECFREQ_H
28 #define FIRM_ANA_EXECFREQ_H
30 #include "firm_types.h"
34 #ifndef _EXECFREQ_TYPEDEF
35 #define _EXECFREQ_TYPEDEF
36 typedef struct ir_exec_freq ir_exec_freq;
40 * Create execfreq structure (to be used with set_execfreq)
42 ir_exec_freq *create_execfreq(ir_graph *irg);
45 * Set execution frequency of a basic block
47 void set_execfreq(ir_exec_freq *ef, const ir_node *block, double freq);
50 * Create execfreq structure and initialize with estimated frequencies
52 ir_exec_freq *compute_execfreq(ir_graph *irg, double loop_weight);
54 void free_execfreq(ir_exec_freq *ef);
56 double get_block_execfreq(const ir_exec_freq *ef, const ir_node *block);
57 unsigned long get_block_execfreq_ulong(const ir_exec_freq *ef, const ir_node *block);