1 | /* coverage.h - Defines data exported from coverage.cc |
2 | Copyright (C) 1998-2023 Free Software Foundation, Inc. |
3 | |
4 | This file is part of GCC. |
5 | |
6 | GCC is free software; you can redistribute it and/or modify it under |
7 | the terms of the GNU General Public License as published by the Free |
8 | Software Foundation; either version 3, or (at your option) any later |
9 | version. |
10 | |
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
14 | for more details. |
15 | |
16 | You should have received a copy of the GNU General Public License |
17 | along with GCC; see the file COPYING3. If not see |
18 | <http://www.gnu.org/licenses/>. */ |
19 | |
20 | #ifndef GCC_COVERAGE_H |
21 | #define GCC_COVERAGE_H |
22 | |
23 | #include "gcov-io.h" |
24 | |
25 | extern void coverage_init (const char *); |
26 | extern void coverage_finish (void); |
27 | extern void coverage_remove_note_file (void); |
28 | |
29 | /* Start outputting coverage information for the current |
30 | function. */ |
31 | extern int coverage_begin_function (unsigned, unsigned); |
32 | |
33 | /* Complete the coverage information for the current function. */ |
34 | extern void coverage_end_function (unsigned, unsigned); |
35 | |
36 | /* Compute the control flow checksum for the function FN given as argument. */ |
37 | extern unsigned coverage_compute_cfg_checksum (struct function *fn); |
38 | |
39 | /* Compute the profile id of function N. */ |
40 | extern unsigned coverage_compute_profile_id (struct cgraph_node *n); |
41 | |
42 | /* Compute the line number checksum for the current function. */ |
43 | extern unsigned coverage_compute_lineno_checksum (void); |
44 | |
45 | /* Allocate some counters. Repeatable per function. */ |
46 | extern int coverage_counter_alloc (unsigned /*counter*/, unsigned/*num*/); |
47 | /* Use a counter from the most recent allocation. */ |
48 | extern tree tree_coverage_counter_ref (unsigned /*counter*/, unsigned/*num*/); |
49 | /* Use a counter address from the most recent allocation. */ |
50 | extern tree tree_coverage_counter_addr (unsigned /*counter*/, unsigned/*num*/); |
51 | |
52 | /* Get all the counters for the current function. */ |
53 | extern gcov_type *get_coverage_counts (unsigned /*counter*/, |
54 | unsigned /*cfg_checksum*/, |
55 | unsigned /*lineno_checksum*/, |
56 | unsigned /*n_counts*/); |
57 | |
58 | extern tree get_gcov_type (void); |
59 | extern bool coverage_node_map_initialized_p (void); |
60 | |
61 | #endif |
62 | |