projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 02d27625 MM |
1 | /* Branch trace support for GDB, the GNU debugger. |
| 2 | ||
| ecd75fc8 | 3 | Copyright (C) 2013-2014 Free Software Foundation, Inc. |
| 02d27625 MM |
4 | |
| 5 | Contributed by Intel Corp. <markus.t.metzger@intel.com>. | |
| 6 | ||
| 7 | This file is part of GDB. | |
| 8 | ||
| 9 | This program is free software; you can redistribute it and/or modify | |
| 10 | it under the terms of the GNU General Public License as published by | |
| 11 | the Free Software Foundation; either version 3 of the License, or | |
| 12 | (at your option) any later version. | |
| 13 | ||
| 14 | This program is distributed in the hope that it will be useful, | |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 17 | GNU General Public License for more details. | |
| 18 | ||
| 19 | You should have received a copy of the GNU General Public License | |
| 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
| 21 | ||
| 22 | #ifndef BTRACE_COMMON_H | |
| 23 | #define BTRACE_COMMON_H | |
| 24 | ||
| 25 | /* Branch tracing (btrace) is a per-thread control-flow execution trace of the | |
| 26 | inferior. For presentation purposes, the branch trace is represented as a | |
| 27 | list of sequential control-flow blocks, one such list per thread. */ | |
| 28 | ||
| 29 | #ifdef GDBSERVER | |
| 30 | # include "server.h" | |
| 31 | #else | |
| 32 | # include "defs.h" | |
| 33 | #endif | |
| 34 | ||
| 35 | #include "vec.h" | |
| 36 | ||
| 37 | /* A branch trace block. | |
| 38 | ||
| 39 | This represents a block of sequential control-flow. Adjacent blocks will be | |
| 40 | connected via calls, returns, or jumps. The latter can be direct or | |
| 41 | indirect, conditional or unconditional. Branches can further be | |
| 42 | asynchronous, e.g. interrupts. */ | |
| 43 | struct btrace_block | |
| 44 | { | |
| 45 | /* The address of the first byte of the first instruction in the block. */ | |
| 46 | CORE_ADDR begin; | |
| 47 | ||
| 48 | /* The address of the first byte of the last instruction in the block. */ | |
| 49 | CORE_ADDR end; | |
| 50 | }; | |
| 51 | ||
| 52 | /* Branch trace is represented as a vector of branch trace blocks starting with | |
| 53 | the most recent block. */ | |
| 54 | typedef struct btrace_block btrace_block_s; | |
| 55 | ||
| 56 | /* Define functions operating on a vector of branch trace blocks. */ | |
| 57 | DEF_VEC_O (btrace_block_s); | |
| 58 | ||
| 59 | /* Target specific branch trace information. */ | |
| 60 | struct btrace_target_info; | |
| 61 | ||
| 62 | /* Enumeration of btrace read types. */ | |
| 63 | ||
| 64 | enum btrace_read_type | |
| 65 | { | |
| 66 | /* Send all available trace. */ | |
| 67 | btrace_read_all, | |
| 68 | ||
| 69 | /* Send all available trace, if it changed. */ | |
| 70 | btrace_read_new | |
| 71 | }; | |
| 72 | ||
| 73 | #endif /* BTRACE_COMMON_H */ |