1/* coverage.h - Defines data exported from coverage.c
2   Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005
3   Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under
8the terms of the GNU General Public License as published by the Free
9Software Foundation; either version 2, or (at your option) any later
10version.
11
12GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or
14FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING.  If not, write to the Free
19Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
2002110-1301, USA.  */
21
22#ifndef GCC_COVERAGE_H
23#define GCC_COVERAGE_H
24
25#include "gcov-io.h"
26
27extern void coverage_init (const char *);
28extern void coverage_finish (void);
29
30/* Complete the coverage information for the current function. Once
31   per function.  */
32extern void coverage_end_function (void);
33
34/* Start outputting coverage information for the current
35   function. Repeatable per function.  */
36extern int coverage_begin_output (void);
37
38/* Allocate some counters. Repeatable per function.  */
39extern int coverage_counter_alloc (unsigned /*counter*/, unsigned/*num*/);
40/* Use a counter from the most recent allocation.  */
41extern tree tree_coverage_counter_ref (unsigned /*counter*/, unsigned/*num*/);
42
43/* Get all the counters for the current function.  */
44extern gcov_type *get_coverage_counts (unsigned /*counter*/,
45				       unsigned /*expected*/,
46				       const struct gcov_ctr_summary **);
47
48extern tree get_gcov_type (void);
49
50#endif
51