462f517e50
This commit removes all inclusions of defs.h and server.h from header files. gdb/ 2014-07-31 Gary Benson <gbenson@redhat.com> * common/btrace-common.h: Do not include defs.h or server.h. * nat/mips-linux-watch.h: Likewise. * gdb-dlfcn.h: Do not include defs.h. * tracefile.h: Likewise. gdb/gdbserver/ 2014-07-31 Gary Benson <gbenson@redhat.com> * ax.h: Do not include server.h. * gdbthread.h: Likewise. * lynx-low.h: Likewise. * notif.h: Likewise.
90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
/* Branch trace support for GDB, the GNU debugger.
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Copyright (C) 2013-2014 Free Software Foundation, Inc.
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Contributed by Intel Corp. <markus.t.metzger@intel.com>.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef BTRACE_COMMON_H
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#define BTRACE_COMMON_H
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/* Branch tracing (btrace) is a per-thread control-flow execution trace of the
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inferior. For presentation purposes, the branch trace is represented as a
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list of sequential control-flow blocks, one such list per thread. */
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#include "vec.h"
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/* A branch trace block.
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This represents a block of sequential control-flow. Adjacent blocks will be
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connected via calls, returns, or jumps. The latter can be direct or
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indirect, conditional or unconditional. Branches can further be
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asynchronous, e.g. interrupts. */
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struct btrace_block
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{
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/* The address of the first byte of the first instruction in the block.
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The address may be zero if we do not know the beginning of this block,
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such as for the first block in a delta trace. */
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CORE_ADDR begin;
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/* The address of the first byte of the last instruction in the block. */
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CORE_ADDR end;
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};
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/* Branch trace is represented as a vector of branch trace blocks starting with
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the most recent block. */
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typedef struct btrace_block btrace_block_s;
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/* Define functions operating on a vector of branch trace blocks. */
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DEF_VEC_O (btrace_block_s);
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/* Target specific branch trace information. */
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struct btrace_target_info;
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/* Enumeration of btrace read types. */
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enum btrace_read_type
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{
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/* Send all available trace. */
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BTRACE_READ_ALL,
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/* Send all available trace, if it changed. */
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BTRACE_READ_NEW,
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/* Send the trace since the last request. This will fail if the trace
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buffer overflowed. */
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BTRACE_READ_DELTA
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};
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/* Enumeration of btrace errors. */
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enum btrace_error
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{
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/* No error. Everything is OK. */
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BTRACE_ERR_NONE,
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/* An unknown error. */
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BTRACE_ERR_UNKNOWN,
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/* Branch tracing is not supported on this system. */
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BTRACE_ERR_NOT_SUPPORTED,
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/* The branch trace buffer overflowed; no delta read possible. */
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BTRACE_ERR_OVERFLOW
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};
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#endif /* BTRACE_COMMON_H */
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