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a945c346 | 1 | /* Copyright (C) 2021-2024 Free Software Foundation, Inc. |
24552056 VM |
2 | Contributed by Oracle. |
3 | ||
4 | This file is part of GNU Binutils. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3, or (at your option) | |
9 | any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, 51 Franklin Street - Fifth Floor, Boston, | |
19 | MA 02110-1301, USA. */ | |
20 | ||
21 | #ifndef _LIBCOLLECTOR_H | |
22 | #define _LIBCOLLECTOR_H | |
23 | ||
24 | typedef struct | |
25 | { | |
26 | unsigned int offset; | |
27 | unsigned int lineno; | |
28 | } Lineno; | |
29 | ||
30 | #ifdef __cplusplus | |
31 | extern "C" | |
32 | { | |
33 | #endif | |
34 | ||
35 | /* This file contains function prototypes for the user-callable API | |
36 | routines in libcollector for C and C++ codes. */ | |
37 | ||
38 | /* Routine to record a sample in the experiment. */ | |
39 | void collector_sample (char *name); | |
40 | ||
41 | /* Routine to suspend data collection during an experiment. */ | |
42 | void collector_pause (void); | |
43 | ||
44 | /* Routine to resume data collection during an experiment. */ | |
45 | void collector_resume (void); | |
46 | ||
47 | /* Routine to suspend per-thread data collection during an experiment. */ | |
48 | void collector_thread_pause (unsigned int tid); | |
49 | ||
50 | /* Routine to resume per-thread data collection during an experiment. */ | |
51 | void collector_thread_resume (unsigned int tid); | |
52 | ||
53 | /* Routine to close the experiment, and stop all data collection. */ | |
54 | void collector_terminate_expt (void); | |
55 | ||
56 | /* Routines to let libcollector know about a dynamically loaded function. */ | |
57 | void collector_func_load (char *name, char *alias, char *sourcename, | |
58 | void *vaddr, int size, int lntsize, Lineno *lntable); | |
59 | void collector_func_unload (void *vaddr); | |
60 | ||
61 | /* Define the weak symbols for the API. */ | |
62 | void collector_sample () __attribute__ ((weak)); | |
63 | void collector_pause () __attribute__ ((weak)); | |
64 | void collector_resume () __attribute__ ((weak)); | |
65 | void collector_thread_pause () __attribute__ ((weak)); | |
66 | void collector_thread_resume () __attribute__ ((weak)); | |
67 | void collector_terminate_expt () __attribute__ ((weak)); | |
68 | void collector_func_load () __attribute__ ((weak)); | |
69 | void collector_func_unload () __attribute__ ((weak)); | |
70 | ||
71 | #ifdef __cplusplus | |
72 | } | |
73 | #endif | |
74 | ||
75 | /* Define the macros that actually get inserted in the caller's code. */ | |
76 | #define collector_sample(x) (collector_sample ? collector_sample(x), 0 : 0) | |
77 | #define collector_pause() (collector_pause ? collector_pause(), 0 : 0) | |
78 | #define collector_resume() (collector_resume ? collector_resume(),0 : 0 | |
79 | #define collector_thread_pause(tid) \ | |
80 | (collector_thread_pause ? collector_thread_pause(tid), 0 : 0) | |
81 | #define collector_thread_resume(tid) \ | |
82 | (collector_thread_resume ? collector_thread_resume(tid), 0 : 0) | |
83 | #define collector_terminate_expt() \ | |
84 | (collector_terminate_expt ? collector_terminate_expt(), 0 : 0) | |
85 | #define collector_func_load(x0,x1,x2,x3,x4,x5,x6) \ | |
86 | collector_func_load ? collector_func_load(x0,x1,x2,x3,x4,x5,x6), 0 : 0) | |
87 | #define collector_func_unload(x) \ | |
88 | (collector_func_unload ? collector_func_unload(x), 0 : 0) | |
89 | #endif /* _LIBCOLLECTOR_H */ |