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f4abbc1682
Add a struct to describe the branch trace configuration and use it for
enabling branch tracing.
The user will be able to set configuration fields for each tracing format
to be used for new threads.
The actual configuration that is active for a given thread will be shown
in the "info record" command.
At the moment, the configuration struct only contains a format field
that is set to the only available format.
The format is the only configuration option that can not be set via set
commands. It is given as argument to the "record btrace" command when
starting recording.
2015-02-09 Markus Metzger <markus.t.metzger@intel.com>
* Makefile.in (XMLFILES): Add btrace-conf.dtd.
* x86-linux-nat.c (x86_linux_enable_btrace): Update parameters.
(x86_linux_btrace_conf): New.
(x86_linux_create_target): Initialize to_btrace_conf.
* nat/linux-btrace.c (linux_enable_btrace): Update parameters.
Check format. Split into this and ...
(linux_enable_bts): ... this.
(linux_btrace_conf): New.
(perf_event_skip_record): Renamed into ...
(perf_event_skip_bts_record): ... this. Updated users.
(linux_disable_btrace): Split into this and ...
(linux_disable_bts): ... this.
(linux_read_btrace): Check format.
* nat/linux-btrace.h (linux_enable_btrace): Update parameters.
(linux_btrace_conf): New.
(btrace_target_info)<ptid>: Moved.
(btrace_target_info)<conf>: New.
(btrace_target_info): Split into this and ...
(btrace_tinfo_bts): ... this. Updated users.
* btrace.c (btrace_enable): Update parameters.
(btrace_conf, parse_xml_btrace_conf_bts, parse_xml_btrace_conf)
(btrace_conf_children, btrace_conf_attributes)
(btrace_conf_elements): New.
* btrace.h (btrace_enable): Update parameters.
(btrace_conf, parse_xml_btrace_conf): New.
* common/btrace-common.h (btrace_config): New.
* feature/btrace-conf.dtd: New.
* record-btrace.c (record_btrace_conf): New.
(record_btrace_cmdlist): New.
(record_btrace_enable_warn, record_btrace_open): Pass
&record_btrace_conf.
(record_btrace_info): Print recording format.
(cmd_record_btrace_bts_start): New.
(cmd_record_btrace_start): Call cmd_record_btrace_bts_start.
(_initialize_record_btrace): Add "record btrace bts" subcommand.
Add "record bts" alias command.
* remote.c (remote_state)<btrace_config>: New.
(remote_btrace_reset, PACKET_qXfer_btrace_conf): New.
(remote_protocol_features): Add qXfer:btrace-conf:read.
(remote_open_1): Call remote_btrace_reset.
(remote_xfer_partial): Handle TARGET_OBJECT_BTRACE_CONF.
(btrace_target_info)<conf>: New.
(btrace_sync_conf, btrace_read_config): New.
(remote_enable_btrace): Update parameters. Call btrace_sync_conf and
btrace_read_conf.
(remote_btrace_conf): New.
(init_remote_ops): Initialize to_btrace_conf.
(_initialize_remote): Add qXfer:btrace-conf packet.
* target.c (target_enable_btrace): Update parameters.
(target_btrace_conf): New.
* target.h (target_enable_btrace): Update parameters.
(target_btrace_conf): New.
(target_object)<TARGET_OBJECT_BTRACE_CONF>: New.
(target_ops)<to_enable_btrace>: Update parameters and comment.
(target_ops)<to_btrace_conf>: New.
* target-delegates: Regenerate.
* target-debug.h (target_debug_print_const_struct_btrace_config_p)
(target_debug_print_const_struct_btrace_target_info_p): New.
NEWS: Announce new command and new packet.
doc/
* gdb.texinfo (Process Record and Replay): Describe the "record
btrace bts" command.
(General Query Packets): Describe qXfer:btrace-conf:read packet.
(Branch Trace Configuration Format): New.
gdbserver/
* linux-low.c (linux_low_enable_btrace): Update parameters.
(linux_low_btrace_conf): New.
(linux_target_ops)<to_btrace_conf>: Initialize.
* server.c (current_btrace_conf): New.
(handle_btrace_enable): Rename to ...
(handle_btrace_enable_bts): ... this. Pass ¤t_btrace_conf
to target_enable_btrace. Update comment. Update users.
(handle_qxfer_btrace_conf): New.
(qxfer_packets): Add btrace-conf entry.
(handle_query): Report qXfer:btrace-conf:read as supported packet.
* target.h (target_ops)<enable_btrace>: Update parameters and comment.
(target_ops)<read_btrace_conf>: New.
(target_enable_btrace): Update parameters.
(target_read_btrace_conf): New.
testsuite/
* gdb.btrace/delta.exp: Update "info record" output.
* gdb.btrace/enable.exp: Update "info record" output.
* gdb.btrace/finish.exp: Update "info record" output.
* gdb.btrace/instruction_history.exp: Update "info record" output.
* gdb.btrace/next.exp: Update "info record" output.
* gdb.btrace/nexti.exp: Update "info record" output.
* gdb.btrace/step.exp: Update "info record" output.
* gdb.btrace/stepi.exp: Update "info record" output.
* gdb.btrace/nohist.exp: Update "info record" output.
197 lines
7.9 KiB
C
197 lines
7.9 KiB
C
/* GDB target debugging macros
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Copyright (C) 2014-2015 Free Software Foundation, Inc.
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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 TARGET_DEBUG_H
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#define TARGET_DEBUG_H
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/* Printers for the debug target. Each prints an object of a given
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type to a string that needn't be freed. Most printers are macros,
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for brevity, but a few are static functions where more complicated
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behavior is needed.
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References to these printers are automatically generated by
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make-target-delegates. See the generated file target-delegates.c.
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In a couple cases, a special printing function is defined and then
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used via the TARGET_DEBUG_PRINTER macro. See target.h.
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A few methods still have some explicit targetdebug code in
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target.c. In most cases this is because target delegation hasn't
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been done for the method; but individual cases vary. For instance,
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target_store_registers does some special register printing that is
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more simply done there, and target_xfer_partial additionally
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bypasses the debug target. */
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/* Helper macro. */
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#define target_debug_do_print(E) \
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fputs_unfiltered ((E), gdb_stdlog);
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#define target_debug_print_struct_target_ops_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_enum_target_object(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_CORE_ADDR(X) \
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target_debug_do_print (core_addr_to_string (X))
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#define target_debug_print_const_char_p(X) \
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target_debug_do_print (((X) ? (X) : "(null)"))
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#define target_debug_print_char_p(X) \
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target_debug_do_print (((X) ? (X) : "(null)"))
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#define target_debug_print_int(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_long(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_enum_target_xfer_status(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_enum_exec_direction_kind(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_enum_trace_find_type(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_enum_btrace_read_type(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_enum_btrace_error(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_ptid_t(X) \
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target_debug_do_print (plongest (ptid_get_pid (X)))
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#define target_debug_print_struct_gdbarch_p(X) \
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target_debug_do_print (gdbarch_bfd_arch_info (X)->printable_name)
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#define target_debug_print_const_gdb_byte_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_gdb_byte_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_gdb_byte_pp(X) \
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target_debug_do_print (host_address_to_string (*(X)))
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#define target_debug_print_enum_gdb_signal(X) \
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target_debug_do_print (gdb_signal_to_name (X))
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#define target_debug_print_ULONGEST(X) \
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target_debug_do_print (hex_string (X))
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#define target_debug_print_ULONGEST_p(X) \
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target_debug_do_print (hex_string (*(X)))
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#define target_debug_print_LONGEST(X) \
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target_debug_do_print (phex (X, 0))
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#define target_debug_print_LONGEST_p(X) \
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target_debug_do_print (phex (*(X), 0))
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#define target_debug_print_struct_address_space_p(X) \
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target_debug_do_print (plongest (address_space_num (X)))
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#define target_debug_print_struct_bp_target_info_p(X) \
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target_debug_do_print (core_addr_to_string ((X)->placed_address))
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#define target_debug_print_struct_expression_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_CORE_ADDR_p(X) \
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target_debug_do_print (core_addr_to_string (*(X)))
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#define target_debug_print_int_p(X) \
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target_debug_do_print (plongest (*(X)))
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#define target_debug_print_struct_regcache_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_thread_info_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_ui_file_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_target_section_table_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_async_callback_ftype_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_void_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_find_memory_region_ftype(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_bfd_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_VEC_mem_region_s__p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_VEC_static_tracepoint_marker_p__p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_const_struct_target_desc_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_bp_location_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_trace_state_variable_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_trace_status_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_breakpoint_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_uploaded_tp_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_uploaded_tp_pp(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_uploaded_tsv_pp(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_static_tracepoint_marker_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_traceframe_info_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_btrace_target_info_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_VEC__btrace_block_s__pp(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_const_struct_frame_unwind_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_struct_btrace_data_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_enum_btrace_format(X) \
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target_debug_do_print (plongest (X))
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#define target_debug_print_const_struct_btrace_config_p(X) \
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target_debug_do_print (host_address_to_string (X))
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#define target_debug_print_const_struct_btrace_target_info_p(X) \
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target_debug_do_print (host_address_to_string (X))
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static void
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target_debug_print_struct_target_waitstatus_p (struct target_waitstatus *status)
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{
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char *str = target_waitstatus_to_string (status);
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fputs_unfiltered (str, gdb_stdlog);
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xfree (str);
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}
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/* Macros or functions that are used via TARGET_DEBUG_PRINTER. */
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#define target_debug_print_step(X) \
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target_debug_do_print ((X) ? "step" : "continue")
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static void
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target_debug_print_options (int options)
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{
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char *str = target_options_to_string (options);
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fputs_unfiltered (str, gdb_stdlog);
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xfree (str);
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}
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static void
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target_debug_print_signals (unsigned char *sigs)
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{
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fputs_unfiltered ("{", gdb_stdlog);
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if (sigs != NULL)
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{
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int i;
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for (i = 0; i < GDB_SIGNAL_LAST; i++)
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if (sigs[i])
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fprintf_unfiltered (gdb_stdlog, " %s", gdb_signal_to_name (i));
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}
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fputs_unfiltered (" }", gdb_stdlog);
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}
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#endif /* TARGET_DEBUG_H */
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