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git.ipfire.org Git - thirdparty/binutils-gdb.git/commit
GDBserver remote packet support for memory tagging
This patch adds the generic remote bits to gdbserver so it can check for memory
tagging support and handle fetch tags and store tags requests.
gdbserver/ChangeLog:
YYYY-MM-DD Luis Machado <luis.machado@linaro.org>
* remote-utils.cc (decode_m_packet_params): Renamed from ...
(decode_m_packet): ... this, which now calls decode_m_packet_params.
(decode_M_packet): Use decode_m_packet_params.
* remote-utils.h (decode_m_packet_params): New prototype.
* server.cc (create_fmemtags_reply, parse_smemtags_request): New
functions.
(handle_general_set): Handle the QMemTags packet.
(parse_fmemtags_request): New function.
(handle_query): Handle the qMemTags packet and advertise memory
tagging support.
(captured_main): Initialize memory tagging flag.
* server.h (struct client_state): Initialize memory tagging flag.
* target.cc (process_stratum_target::supports_memory_tagging)
(process_stratum_target::fetch_memtags)
(process_stratum_target::store_memtags): New methods.
* target.h: Include gdbsupport/byte-vector.h.
(class process_stratum_target) <supports_memory_tagging>
<fetch_memtags, store_memtags>: New class virtual methods.
(target_supports_memory_tagging): Define.