2 * Copyright (C) 1995-2008 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 Code instrumentation and execution count profiling.
23 * @author Adam M. Szalkowski
27 #ifndef FIRM_BE_BEPROFILE_H
28 #define FIRM_BE_BEPROFILE_H
33 /** Additional flags for profiling */
35 profile_with_locations = 0x0001, /**< create location table */
36 profile_default = 0 /**< default settings */
40 * Instruments irgs with profile code
42 * @param filename The name of the output file for the profile information
43 * @param flags Additional flags
45 * @return The irg doing the profile initialization.
47 ir_graph *ir_profile_instrument(const char *filename, unsigned flags);
50 * Reads the corresponding profile info file if it exists and returns a
52 * @param filename The name of the file containing profile information
54 void ir_profile_read(const char *filename);
57 * Frees the profile info
59 void ir_profile_free(void);
62 * Get block execution count as determined be profiling
64 unsigned int ir_profile_get_block_execcount(const ir_node * block);
67 * Initializes exec_freq structure for an irg based on profile data
69 ir_exec_freq *ir_create_execfreqs_from_profile(ir_graph *irg);
72 * Tells whether profile module has acquired data
74 int ir_profile_has_data(void);
76 #endif /* FIRM_BE_BEPROFILE_H */