* jit.c: Include gdb-dlfcn.h.
(loaded_jit_reader, reader_init_fn_sym): New static variables.
(jit_reader_load, jit_reader_load_command)
(jit_reader_unload_command): New functions.
(_initialize_jit): Add commands "jit-reader-load" and
"jit-reader-unload".
* Makefile.in: Add gdb-dlfcn.c and gdb-dlfcn.h to build system.
* config.in: Add new #define HAVE_LIBDL.
* configure.ac: Add check for -ldl.
* configure: Re-generated by autoconf.
* gdb-dlfcn.c: New file.
* gdb-dlfcn.h: New file.
* Makefile.in: Add jit-reader.h as a header. Have it installed in
$(includedir)/gdb.
* configure.ac: Generate a correct value for TARGET_PTR for
jit-reader.h. Tell configure to generate jit-reader.h from
jit-reader.in.
* configure: Re-generated by autoconf.
* jit-reader.in: New file.
* jit.c: Include jit-reader.h.
* script.cc (script_include_directive): Implement.
(read_script_file): New local variables name and search_path. Update
comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
* dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
* dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
(typy_nonzero): New function.
(typy_values): Rename from typy_fields.
(typy_fields): New function.
(typy_length): Raise exception if not struct, union, or enum type.
(typy_getitem): Ditto.
(typy_has_key): Ditto.
(typy_make_iter): Ditto.
bfd_size_type.
(size_input_section): Change alignment_needed varible to
bfd_size_type.
* ld/ldlang.h (lang_padding_statement_type): Change size field to
bfd_size_type.
Luis Machado <lgustavo@codesourcery.com>
* auxv.c: Include observer.h.
(auxv_inferior_data_cleanup): New.
(invalidate_auxv_cache_inf): New.
(invalidate_auxv_cache): New.
(get_auxv_inferior_data): New.
(auxv_inferior_data): New static global.
(auxv_info): New structure.
(target_auxv_search): Use get_auxv_inferior_data instead of
target_read_alloc and don't free cached buffers.
(fprint_target_auxv): Likewise
(_initialize_auxv): Register per-inferior auxv cache and register
observers to invalidate auxv cache when needed.
Kwok Cheung Yeung <kcy@codesourcery.com>
* NEWS: Document shorter fast tracepoints and qTMinFTPILen packet.
* i386-tdep.c (i386_fast_tracepoint_valid_at): Query target for
the minimum instruction size for fast tracepoints.
* target.h (struct target_ops): Add new method
to_get_min_fast_tracepoint_insn_len.
(target_get_min_fast_tracepoint_insn_len): New.
* target.c (update_current_target): Set up new target operation.
* remote.c (remote_write_bytes_aux): Fix typo.
(remote_get_min_fast_tracepoint_insn_len): New.
(init_remote_ops): Initialize new field.
* gdb.texinfo (Create and Delete Tracepoints): Describe what is
needed to get shorter fast tracepoints.
(Tracepoint Packets): Document new qTMinFTPILen packet.
* linux-x86-low.c (small_jump_insn): New.
(i386_install_fast_tracepoint_jump_pad): Add arguments for
trampoline and error message, build a trampoline and issue a small
jump instruction to it.
(x86_install_fast_tracepoint_jump_pad): Add arguments for
trampoline and error message.
(x86_get_min_fast_tracepoint_insn_len): New.
(the_low_target): Add call to x86_get_min_fast_tracepoint_insn_len.
* linux-low.h (struct linux_target_ops): Add arguments to
install_fast_tracepoint_jump_pad operation, add new operation.
* linux-low.c (linux_install_fast_tracepoint_jump_pad): Add
arguments.
(linux_get_min_fast_tracepoint_insn_len): New function.
(linux_target_op): Add new operation.
* tracepoint.c (gdb_trampoline_buffer): New IPA variable.
(gdb_trampoline_buffer_end): Ditto.
(gdb_trampoline_buffer_error): Ditto.
(struct ipa_sym_addresses): Add fields for new IPA variables.
(symbol_list): Add entries for new IPA variables.
(struct tracepoint): Add fields to hold the address range of the
trampoline used by the tracepoint.
(trampoline_buffer_head): New static variable.
(trampoline_buffer_tail): Ditto.
(claim_trampoline_space): New function.
(have_fast_tracepoint_trampoline_buffer): New function.
(clone_fast_tracepoint): Fill in trampoline fields of tracepoint
structure.
(install_fast_tracepoint): Ditto, also add error buffer argument.
(cmd_qtminftpilen): New function.
(handle_tracepoint_query): Add response to qTMinFTPILen packet.
(fast_tracepoint_from_trampoline_address): New function.
(fast_tracepoint_collecting): Handle trampoline as part of jump
pad space.
(set_trampoline_buffer_space): New function.
(initialize_tracepoint): Initialize new IPA variables.
* target.h (struct target_ops): Add arguments to
install_fast_tracepoint_jump_pad operation, add new
get_min_fast_tracepoint_insn_len operation.
(target_get_min_fast_tracepoint_insn_len): New.
(install_fast_tracepoint_jump_pad): Add arguments.
* server.h (IPA_BUFSIZ): Define.
* linux-i386-ipa.c: Include extra header files.
(initialize_fast_tracepoint_trampoline_buffer): New function.
(initialize_low_tracepoint): Call it.
* server.h (set_trampoline_buffer_space): Declare.
(claim_trampoline_space): Ditto.
(have_fast_tracepoint_trampoline_buffer): Ditto.
* gdb.trace/ftrace.c: New.
* gdb.trace/ftrace.exp: New.
Sanjoy Das
gdbadmin
Alan Modra
Ulrich Weigand
Tom Tromey
Yao Qi
Sterling Augustine
David S. Miller
Maciej W. Rozycki
Doug Evans
Pierre Muller
Paul Koning
Andreas Schwab
Luis Machado
Maxim Kuvyrkov
Stan Shebs