Commit graph

58 commits

Author SHA1 Message Date
Joel Brobecker
28e7fd6234 Update years in copyright notice for the GDB files.
Two modifications:
  1. The addition of 2013 to the copyright year range for every file;
  2. The use of a single year range, instead of potentially multiple
     year ranges, as approved by the FSF.
2013-01-01 06:33:28 +00:00
Yao Qi
623b6bdf12 gdb/gdbserver:
* server.h: Move some code to ...
	* gdbthread.h: ... here.  New.
	* Makefile.in (inferiors.o, regcache.o): Depends on gdbthread.h
	(remote-utils.o, server.o, target.o tracepoint.o): Likewise.
	(nto-low.o, win32-low.o): Likewise.
	* inferiors.c, linux-low.h, nto-low.c: Include gdbthread.h.
	* regcache.c, remote-utils.c, server.c: Likewise.
	* target.c, tracepoint.c, win32-low.c: Likewise.
2012-04-29 06:28:30 +00:00
Thiago Jung Bauermann
f15f99484e * linux-low.h (PTRACE_ARG3_TYPE): Move macro from linux-low.c.
(PTRACE_ARG4_TYPE): Likewise.
	(PTRACE_XFER_TYPE): Likewise.
	* linux-arm-low.c (arm_prepare_to_resume): Cast third argument of
	ptrace to PTRACE_ARG3_TYPE.
	* linux-low.c (PTRACE_ARG3_TYPE): Move macro to linux-low.h.
	(PTRACE_ARG4_TYPE): Likewise.
	(PTRACE_XFER_TYPE): Likewise.
	(linux_detach_one_lwp): Cast fourth argument of
	ptrace to long then PTRACE_ARG4_TYPE.
	(regsets_fetch_inferior_registers): Cast third argument of
	ptrace to long then PTRACE_ARG3_TYPE.
	(regsets_store_inferior_registers): Likewise.
2012-04-24 15:03:43 +00:00
H.J. Lu
214d508ee1 Check if GDBserver is compatible with process
PR gdb/13969
	* linux-low.c (linux_pid_exe_is_elf_64_file): Also return the
	e_machine field.
	(linux_qxfer_libraries_svr4): Update call to elf_64_file_p.
	* linux-low.h (linux_pid_exe_is_elf_64_file): Updated.
	* linux-x86-low.c (x86_arch_setup): Check if GDBserver is
	compatible with process.
2012-04-12 15:35:32 +00:00
Pedro Alves
c14dfd3206 2012-03-28 Pedro Alves <palves@redhat.com>
* linux-ia64-low.c (ia64_regmap): Map IA64_EC_REGNUM to PT_AR_EC.
	(IA64_GR0_REGNUM, IA64_FR0_REGNUM)
	(IA64_FR1_REGNUM): New defines.
	(ia64_fetch_register): New.
	(the_low_target): Install it.
	* linux-low.h (struct linux_target_ops) <fetch_register>: New
	field.
	* linux-low.c (linux_fetch_registers): Try the
	the_low_target.fetch_register hook first.

	* linux-arm-low.c (the_low_target): Adjust.
	* linux-bfin-low.c (the_low_target): Adjust.
	* linux-cris-low.c (the_low_target): Adjust.
	* linux-crisv32-low.c (the_low_target): Adjust.
	* linux-m32r-low.c (the_low_target): Adjust.
	* linux-m68k-low.c (the_low_target): Adjust.
	* linux-mips-low.c (the_low_target): Adjust.
	* linux-ppc-low.c (the_low_target): Adjust.
	* linux-s390-low.c (the_low_target): Adjust.
	* linux-sh-low.c (the_low_target): Adjust.
	* linux-sparc-low.c (the_low_target): Adjust.
	* linux-tic6x-low.c (the_low_target): Adjust.
	* linux-x86-low.c (the_low_target): Adjust.
	* linux-xtensa-low.c (the_low_target): Adjust.
2012-03-28 18:30:01 +00:00
Thomas Schwinge
a5362b9aa4 struct siginfo vs. siginfo_t
gdb/
	* amd64-linux-nat.c (amd64_linux_siginfo_fixup): Use siginfo_t instead
	of struct siginfo.
	* arm-linux-nat.c (arm_linux_stopped_data_address): Likewise.
	* ia64-linux-nat.c (ia64_linux_stopped_data_address): Likewise.
	* linux-nat.c (linux_nat_siginfo_fixup, siginfo_fixup)
	(linux_xfer_siginfo, linux_nat_set_siginfo_fixup)
	(linux_nat_get_siginfo): Likewise.
	* linux-nat.h (struct lwp_info, linux_nat_set_siginfo_fixup)
	(linux_nat_get_siginfo): Likewise.
	* linux-tdep.c (linux_get_siginfo_type): Likewise.
	* ppc-linux-nat.c (ppc_linux_stopped_data_address): Likewise.
	* procfs.c (gdb_siginfo_t): Likewise.

gdbserver/
	* linux-arm-low.c (arm_stopped_by_watchpoint): Use siginfo_t instead of
	struct siginfo.
	* linux-low.c (siginfo_fixup, linux_xfer_siginfo): Likewise.
	* linux-x86-low.c (x86_siginfo_fixup): Likewise.
	* linux-low.h: Include <signal.h>.
	(struct siginfo): Remove forward declaration.
	(struct linux_target_ops) <siginfo_fixup>: Use siginfo_t instead of
	struct siginfo.
2012-03-21 13:43:55 +00:00
Maciej W. Rozycki
1faeff088b gdb/
* features/mips-dsp.xml: New file.
	* features/mips64-dsp.xml: New file.
	* features/mips-dsp-linux.xml: New file.
	* features/mips64-dsp-linux.xml: New file.
	* features/Makefile (WHICH): Add mips-dsp-linux and
	mips64-dsp-linux.
	(mips-dsp-expedite, mips64-dsp-expedite): New variables.
	* features/mips-dsp-linux.c: New file.
	* features/mips64-dsp-linux.c: New file.
	* regformats/mips-dsp-linux.dat: New file.
	* regformats/mips64-dsp-linux.dat: New file.
	* mips-linux-nat.c (mips_linux_register_addr): Handle DSP
	registers.
	(mips64_linux_register_addr): Likewise.
	(mips64_linux_regsets_fetch_registers): Likewise.
	(mips64_linux_regsets_store_registers): Likewise.
	(mips64_linux_fetch_registers): Update call to
	mips64_linux_regsets_fetch_registers.
	(mips64_linux_store_registers): Update call to
	mips64_linux_regsets_store_registers.
	(mips_linux_read_description): Probe for DSP registers.
	(_initialize_mips_linux_nat): Call initialize_tdesc_mips_dsp_linux
	and initialize_tdesc_mips64_dsp_linux.
	* mips-linux-tdep.c (supply_gregset, mips64_supply_gregset):
	Remove padding of no longer used embedded register slots.
	* mips-linux-tdep.h (DSP_BASE, DSP_CONTROL): New macros.
	(MIPS_RESTART_REGNUM): Redefine enum value.
	* mips-tdep.c (mips_generic_reg_names): Remove trailing null
	strings.
	(mips_tx39_reg_names): Likewise.
	(mips_linux_reg_names): New array of register names for Linux
	targets.
	(mips_register_name): Check for a null pointer in
	mips_processor_reg_names and return an empty string.
	(mips_register_type): Exclude embedded registers for the IRIX
	and Linux ABIs.
	(mips_pseudo_register_type): Likewise.  Use dynamic numbers to
	refer to FP registers, LO, HI, BadVAddr, Cause and PC.  Handle
	DSP registers.
	(mips_stab_reg_to_regnum): Handle DSP accumulators.
	(mips_dwarf_dwarf2_ecoff_reg_to_regnum): Likewise.
	(mips_gdbarch_init): Likewise.  Initialize internal register
	indices for the Linux ABI.  Use dynamic numbers to refer to
	registers, as applicable, while parsing the target description.
	* mips-tdep.h (struct mips_regnum): Add dspacc/dspctl offsets.

	gdb/doc/
	* gdb.texinfo (MIPS Features): Add org.gnu.gdb.mips.dsp.

	gdb/gdbserver/
	* linux-low.h (linux_target_ops): Add regset_bitmap member.
	* linux-low.c (use_linux_regsets): New macro.
	[!HAVE_LINUX_REGSETS] (regsets_fetch_inferior_registers): Likewise.
	[!HAVE_LINUX_REGSETS] (regsets_store_inferior_registers): Likewise.
	(linux_register_in_regsets): New function.
	(usr_fetch_inferior_registers): Skip registers covered by
	regsets.
	(usr_store_inferior_registers): Likewise.
	(usr_fetch_inferior_registers): New macro.
	(usr_store_inferior_registers): Likewise.
	(linux_fetch_registers): Handle mixed regset/non-regset targets.
	(linux_store_registers): Likewise.
	* linux-mips-low.c (init_registers_mips_dsp_linux): New
	prototype.
	(init_registers_mips64_dsp_linux): Likewise.
	(init_registers_mips_linux): New macro.
	(init_registers_mips_dsp_linux): Likewise.
	(mips_dsp_num_regs): Likewise.
	(DSP_BASE, DSP_CONTROL): New fallback macros.
	(mips_base_regs): New macro.
	(mips_regmap): Use it.  Fix the size.
	(mips_dsp_regmap): New variable.
	(mips_dsp_regset_bitmap): Likewise.
	(mips_arch_setup): New function.
	(mips_cannot_fetch_register): Use the_low_target.regmap rather
	than mips_regmap.
	(mips_cannot_store_register): Likewise.
	(the_low_target): Update .arch_setup, .num_regs and .regmap
	initializers.  Add .regset_bitmap initializer.
	* linux-arm-low.c (the_low_target): Add .regset_bitmap
	initializer.
	* linux-bfin-low.c (the_low_target): Likewise.
	* linux-cris-low.c (the_low_target): Likewise.
	* linux-crisv32-low.c (the_low_target): Likewise.
	* linux-ia64-low.c (the_low_target): Likewise.
	* linux-m32r-low.c (the_low_target): Likewise.
	* linux-m68k-low.c (the_low_target): Likewise.
	* linux-ppc-low.c (the_low_target): Likewise.
	* linux-s390-low.c (the_low_target): Likewise.
	* linux-sh-low.c (the_low_target): Likewise.
	* linux-sparc-low.c (the_low_target): Likewise.
	* linux-tic6x-low.c (the_low_target): Likewise.
	* linux-x86-low.c (the_low_target): Likewise.
	* linux-xtensa-low.c (the_low_target): Likewise.
	* configure.srv <mips*-*-linux*>: Add mips-dsp-linux.o and
	mips64-dsp-linux.o to srv_regobj.  Add mips-dsp-linux.xml,
	mips64-dsp-linux.xml, mips-dsp.xml and mips64-dsp.xml to
	srv_xmlfiles.
	* Makefile.in (mips-dsp-linux.o, mips-dsp-linux.c): New targets.
	(mips64-dsp-linux.o, mips64-dsp-linux.c): Likewise.

	gdb/testsuite/
	* gdb.xml/tdesc-regs.exp: Add "mips-dsp.xml" to the list of MIPS
	core registers.
2012-03-01 22:19:48 +00:00
Pedro Alves
be07f1a20c 2012-01-27 Pedro Alves <palves@redhat.com>
* linux-low.c (linux_child_pid_to_exec_file): Delete.
	(elf_64_file_p): Make static.
	(linux_pid_exe_is_elf_64_file): New.
	* linux-low.h (linux_child_pid_to_exec_file, elf_64_file_p):
	Delete declarations.
	(linux_pid_exe_is_elf_64_file): Declare.
	* linux-x86-low.c (x86_arch_setup): Use
	linux_pid_exe_is_elf_64_file.
2012-01-27 19:23:43 +00:00
Joel Brobecker
0b30217134 Copyright year update in most files of the GDB Project.
gdb/ChangeLog:

        Copyright year update in most files of the GDB Project.
2012-01-04 08:17:56 +00:00
Jan Kratochvil
2268b414f4 gdb/
* Makefile.in (XMLFILES): Add library-list-svr4.dtd.
	* features/library-list-svr4.dtd: New file.
	* remote.c (PACKET_qXfer_libraries_svr4): New.
	(remote_protocol_features): new entry for PACKET_qXfer_libraries_svr4.
	(remote_xfer_partial): Handle TARGET_OBJECT_LIBRARIES_SVR4.
	* solib-svr4.c (struct svr4_library_list): New.
	[HAVE_LIBEXPAT]: Include xml-support.h.
	[HAVE_LIBEXPAT] (svr4_library_list_start_library)
	[HAVE_LIBEXPAT] (svr4_library_list_start_list, svr4_library_attributes)
	[HAVE_LIBEXPAT] (svr4_library_list_children)
	[HAVE_LIBEXPAT] (svr4_library_list_attributes)
	[HAVE_LIBEXPAT] (svr4_library_list_elements, svr4_parse_libraries)
	[HAVE_LIBEXPAT] (svr4_current_sos_via_xfer_libraries)
	[!HAVE_LIBEXPAT] (svr4_current_sos_via_xfer_libraries): New.
	(svr4_read_so_list): Extend the corruption message by addresses.
	(svr4_current_sos): New variable library_list, call
	svr4_current_sos_via_xfer_libraries.
	* target.h (enum target_object): New TARGET_OBJECT_LIBRARIES_SVR4.

gdb/gdbserver/
	* linux-low.c (get_phdr_phnum_from_proc_auxv, get_dynamic, get_r_debug)
	(read_one_ptr, struct link_map_offsets, linux_qxfer_libraries_svr4):
	New.
	(struct linux_target_ops): Install linux_qxfer_libraries_svr4.
	* linux-low.h (struct process_info_private): New member r_debug.
	* server.c (handle_qxfer_libraries): Call
	the_target->qxfer_libraries_svr4.
	(handle_qxfer_libraries_svr4): New function.
	(qxfer_packets): New entry "libraries-svr4".
	(handle_query): Check QXFER_LIBRARIES_SVR4 and report libraries-svr4.
	* target.h (struct target_ops): New member qxfer_libraries_svr4.
	* remote.c (remote_xfer_partial): Call add_packet_config_cmd for
	PACKET_qXfer_libraries_svr4.

gdb/doc/
	* gdb.texinfo (Requirements, Remote Protocol): Reference also `Library
	List Format for SVR4 Targets'.
	(General Query Packets): New item qXfer:libraries-svr4:read.
	(Library List Format for SVR4 Targets): New node.

gdb/testsuite/
	* gdb.base/solib-corrupted.exp: Suppress test on is_remote target.
	(corrupted list): Adjust the expectation.
2011-12-02 22:26:54 +00:00
Stan Shebs
405f8e9499 2011-11-14 Stan Shebs <stan@codesourcery.com>
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.
2011-11-14 20:07:25 +00:00
Joel Brobecker
7b6bb8daac run copyright.sh for 2011. 2011-01-01 15:34:07 +00:00
Pedro Alves
964e4306f8 PR threads/10729
* linux-x86-low.c (update_debug_registers_callback): New.
	(i386_dr_low_set_addr): Use it.
	(i386_dr_low_get_addr): New.
	(i386_dr_low_set_control): Use update_debug_registers_callback.
	(i386_dr_low_get_control): New.
	(i386_dr_low_get_status): Adjust.
	* linux-low.c (linux_stop_lwp): New.
	* linux-low.h (linux_stop_lwp): Declare.

	* i386-low.c (I386_DR_GET_RW_LEN): Take the dr7 contents as
	argument instead of a i386_debug_reg_state.
	(I386_DR_WATCH_HIT): Take the dr6 contents as argument instead of
	a i386_debug_reg_state.
	(i386_insert_aligned_watchpoint): Adjust.
	(i386_remove_aligned_watchpoint): Adjust.
	(i386_low_stopped_data_address): Read the debug registers from the
	inferior instead of from the mirrors.
	* i386-low.h (struct i386_debug_reg_state): Extend comment.
	(i386_dr_low_get_addr): Declare.
	(i386_dr_low_get_control): Declare.
	(i386_dr_low_get_status): Change prototype.

	* win32-i386-low.c (dr_status_mirror, dr_control_mirror): New globals.
	(i386_dr_low_get_addr): New.
	(i386_dr_low_get_control): New.
	(i386_dr_low_get_status): Adjust prototype.  Return
	dr_status_mirror.
	(i386_initial_stuff): Clear dr_status_mirror and
	dr_control_mirror.
	(i386_get_thread_context): Adjust.
	(i386_set_thread_context): Adjust.
	(i386_thread_added): Adjust.
2010-08-25 14:40:21 +00:00
Pedro Alves
5f21a75bc5 * linux-low.h (linux_thread_area): Delete declaration. 2010-08-24 20:13:15 +00:00
Pedro Alves
6a271cae85 gdb/
2010-06-14  Pedro Alves  <pedro@codesourcery.com>

	* NEWS: Mention GDBserver's JIT compilation of tracepoint
	bytecode.

gdb/gdbserver/
2010-06-14  Stan Shebs  <stan@codesourcery.com>
	    Pedro Alves  <pedro@codesourcery.com>

	Bytecode compiler.

	* linux-x86-low.c: Include limits.h.
	(add_insns): New.
	(always_true): New.
	(EMIT_ASM): New.
	(EMIT_ASM32): New.
	(amd64_emit_prologue, amd64_emit_epilogue, amd64_emit_add)
	(amd64_emit_sub, amd64_emit_mul, amd64_emit_lsh)
	(amd64_emit_rsh_signed, amd64_emit_rsh_unsigned, amd64_emit_ext,
	(amd64_emit_log_not, amd64_emit_bit_and, amd64_emit_bit_or)
	(amd64_emit_bit_xor, amd64_emit_bit_not, amd64_emit_equal,
	(amd64_emit_less_signed, amd64_emit_less_unsigned, amd64_emit_ref,
	(amd64_emit_if_goto, amd64_emit_goto, amd64_write_goto_address)
	(amd64_emit_const, amd64_emit_call, amd64_emit_reg)
	(amd64_emit_pop, amd64_emit_stack_flush, amd64_emit_zero_ext)
	(amd64_emit_swap, amd64_emit_stack_adjust, amd64_emit_int_call_1)
	(amd64_emit_void_call_2): New.
	(amd64_emit_ops): New.
	(i386_emit_prologue, i386_emit_epilogue, i386_emit_add)
	(i386_emit_sub,i386_emit_mul, i386_emit_lsh, i386_emit_rsh_signed)
	(i386_emit_rsh_unsigned, i386_emit_ext, i386_emit_log_not)
	(i386_emit_bit_and, i386_emit_bit_or, i386_emit_bit_xor)
	(i386_emit_bit_not, i386_emit_equal, i386_emit_less_signed)
	(i386_emit_less_unsigned, i386_emit_ref, i386_emit_if_goto)
	(i386_emit_goto, i386_write_goto_address, i386_emit_const)
	(i386_emit_call, i386_emit_reg, i386_emit_pop)
	(i386_emit_stack_flush, i386_emit_zero_ext, i386_emit_swap)
	(i386_emit_stack_adjust, i386_emit_int_call_1)
	(i386_emit_void_call_2): New.
	(i386_emit_ops): New.
	(x86_emit_ops): New.
	(the_low_target): Install x86_emit_ops.
	* server.h (struct emit_ops): New.
	(get_raw_reg_func_addr): Declare.
	(current_insn_ptr, emit_error): Declare.
	* tracepoint.c (get_raw_reg, get_trace_state_variable_value)
	(set_trace_state_variable_value): New defines.
	(struct ipa_sym_addresses): New fields addr_get_raw_reg,
	addr_get_trace_state_variable_value and
	addr_set_trace_state_variable_value.
	(symbol_list): New fields for get_raw_reg,
	get_trace_state_variable_value and set_trace_state_variable_value.
	(condfn): New typedef.
	(struct tracepoint): New field `compiled_cond'.
	(do_action_at_tracepoint): Clear compiled_cond.
	(get_trace_state_variable_value, set_trace_state_variable_value):
	Export in the IPA.
	(condition_true_at_tracepoint): If there's a compiled condition,
	run that.
	(current_insn_ptr, emit_error): New globals.
	(struct bytecode_address): New.
	(get_raw_reg_func_addr): New.
	(emit_prologue, emit_epilogue, emit_add, emit_sub, emit_mul)
	(emit_lsh, emit_rsh_signed, emit_rsh_unsigned, emit_ext)
	(emit_log_not, emit_bit_and, emit_bit_or, emit_bit_xor)
	(emit_bit_not, emit_equal, emit_less_signed, emit_less_unsigned)
	(emit_ref, emit_if_goto, emit_goto, write_goto_address, emit_const)
	(emit_reg, emit_pop, emit_stack_flush, emit_zero_ext, emit_swap)
	(emit_stack_adjust, emit_int_call_1, emit_void_call_2): New.
	(compile_tracepoint_condition, compile_bytecodes): New.
	* target.h (emit_ops): Forward declare.
	(struct target_ops): New field emit_ops.
	(target_emit_ops): New.
	* linux-amd64-ipa.c (gdb_agent_get_raw_reg): New.
	* linux-i386-ipa.c (gdb_agent_get_raw_reg): New.
	* linux-low.c (linux_emit_ops): New.
	(linux_target_ops): Install it.
	* linux-low.h (struct linux_target_ops): New field emit_ops.
2010-06-14 22:16:09 +00:00
Pedro Alves
fa593d66d5 gdb/gdbserver/
2010-06-01  Pedro Alves  <pedro@codesourcery.com>
	    Stan Shebs  <stan@codesourcery.com>

	* Makefile.in (IPA_DEPFILES, extra_libraries): New.
	(all): Depend on $(extra_libraries).
	(install-only): Install the IPA.
	(IPA_OBJS, IPA_LIB): New.
	(clean): Remove the IPA lib.
	(IPAGENT_CFLAGS): New.
	(tracepoint-ipa.o, utils-ipa.o, remote-utils-ipa.o)
	(regcache-ipa.o, i386-linux-ipa.o, linux-i386-ipa.o)
	(linux-amd64-ipa.o, amd64-linux-ipa.o): New rules.
	* linux-amd64-ipa.c, linux-i386-ipa.c: New files.
	* configure.ac: Check for atomic builtins support in the compiler.
	(IPA_DEPFILES, extra_libraries): Define.
	* configure.srv (ipa_obj): Add description.
	(ipa_i386_linux_regobj, ipa_amd64_linux_regobj): Define.
	(i[34567]86-*-linux*): Set ipa_obj.
	(x86_64-*-linux*): Set ipa_obj.
	* linux-low.c (stabilizing_threads): New.
	(supports_fast_tracepoints): New.
	(linux_detach): Stabilize threads before detaching.
	(handle_tracepoints): Handle internal tracing breakpoints.  Assert
	the lwp is either not stabilizing, or is moving out of a jump pad.
	(linux_fast_tracepoint_collecting): New.
	(maybe_move_out_of_jump_pad): New.
	(enqueue_one_deferred_signal): New.
	(dequeue_one_deferred_signal): New.
	(linux_wait_for_event_1): If moving out of a jump pad, defer
	pending signals to later.
	(linux_stabilize_threads): New.
	(linux_wait_1): Check if threads need moving out of jump pads, and
	do it if so.
	(stuck_in_jump_pad_callback): New.
	(move_out_of_jump_pad_callback): New.
	(lwp_running): New.
	(linux_resume_one_lwp): Handle moving out of jump pads.
	(linux_set_resume_request): Dequeue deferred signals.
	(need_step_over_p): Also step over fast tracepoint jumps.
	(start_step_over): Also uninsert fast tracepoint jumps.
	(finish_step_over): Also reinsert fast tracepoint jumps.
	(linux_install_fast_tracepoint_jump): New.
	(linux_target_ops): Install linux_stabilize_threads and
	linux_install_fast_tracepoint_jump_pad.
	* linux-low.h (linux_target_ops) <get_thread_area,
	install_fast_tracepoint_jump_pad>: New fields.
	(struct lwp_info) <collecting_fast_tracepoint,
	pending_signals_to_report, exit_jump_pad_bkpt>: New fields.
	(linux_get_thread_area): Declare.
	* linux-x86-low.c (jump_insn): New.
	(x86_get_thread_area): New.
	(append_insns): New.
	(push_opcode): New.
	(amd64_install_fast_tracepoint_jump_pad): New.
	(i386_install_fast_tracepoint_jump_pad): New.
	(x86_install_fast_tracepoint_jump_pad): New.
	(the_low_target): Install x86_get_thread_area and
	x86_install_fast_tracepoint_jump_pad.
	* mem-break.c (set_raw_breakpoint_at): Use read_inferior_memory.
	(struct fast_tracepoint_jump): New.
	(fast_tracepoint_jump_insn): New.
	(fast_tracepoint_jump_shadow): New.
	(find_fast_tracepoint_jump_at): New.
	(fast_tracepoint_jump_here): New.
	(delete_fast_tracepoint_jump): New.
	(set_fast_tracepoint_jump): New.
	(uninsert_fast_tracepoint_jumps_at): New.
	(reinsert_fast_tracepoint_jumps_at): New.
	(set_breakpoint_at): Use write_inferior_memory.
	(uninsert_raw_breakpoint): Use write_inferior_memory.
	(check_mem_read): Mask out fast tracepoint jumps.
	(check_mem_write): Mask out fast tracepoint jumps.
	* mem-break.h (struct fast_tracepoint_jump): Forward declare.
	(set_fast_tracepoint_jump): Declare.
	(delete_fast_tracepoint_jump)
	(fast_tracepoint_jump_here, uninsert_fast_tracepoint_jumps_at)
	(reinsert_fast_tracepoint_jumps_at): Declare.
	* regcache.c: Don't compile many functions when building the
	in-process agent library.
	(init_register_cache) [IN_PROCESS_AGENT]: Don't allow allocating
	the register buffer in the heap.
	(free_register_cache): If the register buffer isn't owned by the
	regcache, don't free it.
	(set_register_cache) [IN_PROCESS_AGENT]: Don't re-alocate
	pre-existing register caches.
	* remote-utils.c (convert_int_to_ascii): Constify `from' parameter
	type.
	(convert_ascii_to_int): : Constify `from' parameter type.
	(decode_M_packet, decode_X_packet): Replace the `to' parameter by
	a `to_p' pointer to pointer parameter.  If TO_P is NULL, malloc
	the needed buffer in-place.
	(relocate_instruction): New.
	* server.c (handle_query) <qSymbols>: If the target supports
	tracepoints, give it a chance of looking up symbols.  Report
	support for fast tracepoints.
	(handle_status): Stabilize threads.
	(process_serial_event): Adjust.
	* server.h (struct fast_tracepoint_jump): Forward declare.
	(struct process_info) <fast_tracepoint_jumps>: New field.
	(convert_ascii_to_int, convert_int_to_ascii): Adjust.
	(decode_X_packet, decode_M_packet): Adjust.
	(relocate_instruction): Declare.
	(in_process_agent_loaded): Declare.
	(tracepoint_look_up_symbols): Declare.
	(struct fast_tpoint_collect_status): Declare.
	(fast_tracepoint_collecting): Declare.
	(force_unlock_trace_buffer): Declare.
	(handle_tracepoint_bkpts): Declare.
	(initialize_low_tracepoint)
	(supply_fast_tracepoint_registers) [IN_PROCESS_AGENT]: Declare.
	* target.h (struct target_ops) <stabilize_threads,
	install_fast_tracepoint_jump_pad>: New fields.
	(stabilize_threads, install_fast_tracepoint_jump_pad): New.
	* tracepoint.c [HAVE_MALLOC_H]: Include malloc.h.
	[HAVE_STDINT_H]: Include stdint.h.
	(trace_debug_1): Rename to ...
	(trace_vdebug): ... this.
	(trace_debug): Rename to ...
	(trace_debug_1): ... this.  Add `level' parameter.
	(trace_debug): New.
	(ATTR_USED, ATTR_NOINLINE): New.
	(IP_AGENT_EXPORT): New.
	(gdb_tp_heap_buffer, gdb_jump_pad_buffer, gdb_jump_pad_buffer_end)
	(collecting, gdb_collect, stop_tracing, flush_trace_buffer)
	(about_to_request_buffer_space, trace_buffer_is_full)
	(stopping_tracepoint, expr_eval_result, error_tracepoint)
	(tracepoints, tracing, trace_buffer_ctrl, trace_buffer_ctrl_curr)
	(trace_buffer_lo, trace_buffer_hi, traceframe_read_count)
	(traceframe_write_count, traceframes_created)
	(trace_state_variables)
	New renaming defines.
	(struct ipa_sym_addresses): New.
	(STRINGIZE_1, STRINGIZE, IPA_SYM): New.
	(symbol_list): New.
	(ipa_sym_addrs): New.
	(all_tracepoint_symbols_looked_up): New.
	(in_process_agent_loaded): New.
	(write_e_ipa_not_loaded): New.
	(maybe_write_ipa_not_loaded): New.
	(tracepoint_look_up_symbols): New.
	(debug_threads) [IN_PROCESS_AGENT]: New.
	(read_inferior_memory) [IN_PROCESS_AGENT]: New.
	(UNKNOWN_SIDE_EFFECTS): New.
	(stop_tracing): New.
	(flush_trace_buffer): New.
	(stop_tracing_bkpt): New.
	(flush_trace_buffer_bkpt): New.
	(read_inferior_integer): New.
	(read_inferior_uinteger): New.
	(read_inferior_data_pointer): New.
	(write_inferior_data_pointer): New.
	(write_inferior_integer): New.
	(write_inferior_uinteger): New.
	(struct collect_static_trace_data_action): Delete.
	(enum tracepoint_type): New.
	(struct tracepoint) <type>: New field `type'.
	<actions_str, step_actions, step_actions_str>: Only include in GDBserver.
	<orig_size, obj_addr_on_target, adjusted_insn_addr>
	<adjusted_insn_addr_end, jump_pad, jump_pad_end>: New fields.
	(tracepoints): Use IP_AGENT_EXPORT.
	(last_tracepoint): Don't include in the IPA.
	(stopping_tracepoint): Use IP_AGENT_EXPORT.
	(trace_buffer_is_full): Use IP_AGENT_EXPORT.
	(alloced_trace_state_variables): New.
	(trace_state_variables): Use IP_AGENT_EXPORT.
	(traceframe_t): Delete unused variable.
	(circular_trace_buffer): Don't include in the IPA.
	(trace_buffer_start): Delete.
	(struct trace_buffer_control): New.
	(trace_buffer_free): Delete.
	(struct ipa_trace_buffer_control): New.
	(GDBSERVER_FLUSH_COUNT_MASK, GDBSERVER_FLUSH_COUNT_MASK_PREV)
	(GDBSERVER_FLUSH_COUNT_MASK_CURR, GDBSERVER_UPDATED_FLUSH_COUNT_BIT):
	New.
	(trace_buffer_ctrl): New.
	(TRACE_BUFFER_CTRL_CURR): New.
	(trace_buffer_start, trace_buffer_free, trace_buffer_end_free):
	Reimplement as macros.
	(trace_buffer_wrap): Delete.
	(traceframe_write_count, traceframe_read_count)
	(traceframes_created, tracing): Use IP_AGENT_EXPORT.
	(struct tracepoint_hit_ctx) <type>: New field.
	(struct fast_tracepoint_ctx): New.
	(memory_barrier): New.
	(cmpxchg): New.
	(record_tracepoint_error): Update atomically in the IPA.
	(clear_inferior_trace_buffer): New.
	(about_to_request_buffer_space): New.
	(trace_buffer_alloc): Handle GDBserver and inferior simulatenous
	updating the same buffer.
	(add_tracepoint): Default the tracepoint's type to trap
	tracepoint, and orig_size to -1.
	(get_trace_state_variable) [IN_PROCESS_AGENT]: Handle allocated
	internal variables.
	(create_trace_state_variable): New parameter `gdb'.  Handle it.
	(clear_installed_tracepoints): Clear fast tracepoint jumps.
	(cmd_qtdp): Handle fast tracepoints.
	(cmd_qtdv): Adjust.
	(max_jump_pad_size): New.
	(gdb_jump_pad_head): New.
	(get_jump_space_head): New.
	(claim_jump_space): New.
	(sort_tracepoints): New.
	(MAX_JUMP_SIZE): New.
	(cmd_qtstart): Handle fast tracepoints.  Sync tracepoints with the
	IPA.
	(stop_tracing) [IN_PROCESS_AGENT]: Don't include the tdisconnected
	support.  Upload fast traceframes, and delete internal IPA
	breakpoints.
	(stop_tracing_handler): New.
	(flush_trace_buffer_handler): New.
	(cmd_qtstop): Upload fast tracepoints.
	(response_tracepoint): Handle fast tracepoints.
	(tracepoint_finished_step): Upload fast traceframes.  Set the
	tracepoint hit context's tracepoint type.
	(handle_tracepoint_bkpts): New.
	(tracepoint_was_hit): Set the tracepoint hit context's tracepoint
	type.  Add comment about fast tracepoints.
	(collect_data_at_tracepoint) [IN_PROCESS_AGENT]: Don't access the
	non-existing action_str field.
	(get_context_regcache): Handle fast tracepoints.
	(do_action_at_tracepoint) [!IN_PROCESS_AGENT]: Don't write the PC
	to the regcache.
	(fast_tracepoint_from_jump_pad_address): New.
	(fast_tracepoint_from_ipa_tpoint_address): New.
	(collecting_t): New.
	(force_unlock_trace_buffer): New.
	(fast_tracepoint_collecting): New.
	(collecting): New.
	(gdb_collect): New.
	(write_inferior_data_ptr): New.
	(target_tp_heap): New.
	(target_malloc): New.
	(download_agent_expr): New.
	(UALIGN): New.
	(download_tracepoints): New.
	(download_trace_state_variables): New.
	(upload_fast_traceframes): New.
	(IPA_FIRST_TRACEFRAME): New.
	(IPA_NEXT_TRACEFRAME_1): New.
	(IPA_NEXT_TRACEFRAME): New.
	[IN_PROCESS_AGENT]: Include sys/mman.h and fcntl.h.
	[IN_PROCESS_AGENT] (gdb_tp_heap_buffer, gdb_jump_pad_buffer)
	(gdb_jump_pad_buffer_end): New.
	[IN_PROCESS_AGENT] (initialize_tracepoint_ftlib): New.
	(initialize_tracepoint): Adjust.
	[IN_PROCESS_AGENT]: Allocate the IPA heap, and jump pad scratch
	buffer.  Initialize the low module.
	* utils.c (PREFIX, TOOLNAME): New.
	(malloc_failure): Use PREFIX.
	(error): In the IPA, an error causes an exit.
	(fatal, warning): Use PREFIX.
	(internal_error): Use TOOLNAME.
	(NUMCELLS): Increase to 10.
	* configure, config.in: Regenerate.

gdb/
2010-06-01  Pedro Alves  <pedro@codesourcery.com>

	* NEWS: Mention gdbserver fast tracepoints support.

gdb/doc/
2010-06-01  Pedro Alves  <pedro@codesourcery.com>

	* gdb.texinfo (Set Tracepoints): Mention tracepoints support in
	gdbserver, and add cross reference.
	(Tracepoints support in gdbserver): New subsection.
2010-06-01 13:20:52 +00:00
Pedro Alves
9836d6ea69 gdb/gdbserver/
* proc-service.c (ps_pglobal_lookup): Use
	thread_db_look_up_one_symbol.
	* remote-utils.c (look_up_one_symbol): Add new `may_ask_gdb'
	parameter.  Use it instead of all_symbols_looked_up.
	* server.h (struct process_info) <all_symbols_looked_up>: Delete
	field.
	(all_symbols_looked_up): Don't declare.
	(look_up_one_symbol): Add new `may_ask_gdb' parameter.
	* thread-db.c (struct thread_db) <all_symbols_looked_up>: New
	field.
	(thread_db_look_up_symbols): Adjust call to look_up_one_symbol.
	Set all_symbols_looked_up here.
	(thread_db_look_up_one_symbol): New.
	(thread_db_get_tls_address): Adjust.
	(thread_db_load_search, try_thread_db_load_1): Always allocate the
	thread_db object on the heap, and tentatively set it in the
	process structure.
	(thread_db_init): Don't set all_symbols_looked_up here.
	* linux-low.h (thread_db_look_up_one_symbol): Declare.
2010-05-03 18:13:36 +00:00
Pedro Alves
8336d594d5 GDBserver disconnected tracing support.
* linux-low.c (linux_remove_process): Delete.
	(add_lwp): Don't set last_resume_kind here.
	(linux_kill): Use `mourn'.
	(linux_detach): Use `thread_db_detach', and `mourn'.
	(linux_mourn): New.
	(linux_attach_lwp_1): Adjust comment.
	(linux_attach): last_resume_kind moved the thread_info; adjust.
	(status_pending_p_callback): Adjust.
	(linux_wait_for_event_1): Adjust.
	(count_events_callback, select_singlestep_lwp_callback)
	(select_event_lwp_callback, cancel_breakpoints_callback)
	(db_wants_lwp_stopped, linux_wait_1, need_step_over_p)
	(proceed_one_lwp): Adjust.
	(linux_async): Add debug output.
	(linux_thread_stopped): New.
	(linux_pause_all): New.
	(linux_target_ops): Install linux_mourn, linux_thread_stopped and
	linux_pause_all.
	* linux-low.h (struct lwp_info): Delete last_resume_kind field.
	(thread_db_free): Delete declaration.
	(thread_db_detach, thread_db_mourn): Declare.
	* thread-db.c (thread_db_init): Use thread_db_mourn.
	(thread_db_free): Delete, split in two.
	(disable_thread_event_reporting): New.
	(thread_db_detach): New.
	(thread_db_mourn): New.

	* server.h (struct thread_info) <last_resume_kind>: New field.
	<attached>: Add comment.
	<gdb_detached>: New field.
	(handler_func): Change return type to int.
	(handle_serial_event, handle_target_event): Ditto.
	(gdb_connected): Declare.
	(tracing): Delete.
	(disconnected_tracing): Declare.
	(stop_tracing): Declare.

	* server.c (handle_query) <qSupported>: Report support for
	disconnected tracing.
	(queue_stop_reply_callback): Account for running threads.
	(gdb_wants_thread_stopped): New.
	(gdb_wants_all_threads_stopped): New.
	(gdb_reattached_process): New.
	(handle_status): Clear the `gdb_detached' flag of all processes.
	In all-stop, stop all threads.
	(main): Be sure to leave tfind mode.  Handle disconnected tracing.
	(process_serial_event): If the remote connection breaks, or if an
	exit was forced with "monitor exit", force an event loop exit.
	Handle disconnected tracing on detach.
	(handle_serial_event): Adjust.
	(handle_target_event): If GDB isn't connected, forward events back
	to the inferior, unless the last process exited, in which case,
	exit gdbserver.  Adjust interface.

	* remote-utils.c (remote_open): Don't block in accept.  Instead
	register an event loop source on the listen socket file
	descriptor.  Refactor bits into ...
	(listen_desc): ... this new global.
	(gdb_connected): ... this new function.
	(enable_async_notification): ... this new function.
	(handle_accept_event): ... this new function.
	(remote_close): Clear remote_desc.

	* inferiors.c (add_thread): Set the new thread's last_resume_kind.

	* target.h (struct target_ops) <mourn, thread_stopped, pause_all>:
	New fields.
	(mourn_inferior): Define.
	(target_process_qsupported): Avoid the dangling else problem.
	(thread_stopped): Define.
	(pause_all): Define.
	(target_waitstatus_to_string): Declare.
	* target.c (target_waitstatus_to_string): New.

	* tracepoint.c (tracing): Make extern.
	(disconnected_tracing): New.
	(stop_tracing): Make extern.  Handle tracing stops due to GDB
	disconnecting.
	(cmd_qtdisconnected): New.
	(cmd_qtstatus): Report disconnected tracing status in trace reply.
	(handle_tracepoint_general_set): Handle QTDisconnected.

	* event-loop.c (event_handler_func): Change return type to int.
	(process_event): Bail out if the event handler wants the event
	loop to stop.
	(handle_file_event): Ditto.
	(start_event_loop): Bail out if the event handler wants the event
	loop to stop.

	* nto-low.c (nto_target_ops): Adjust.
	* spu-low.c (spu_wait): Don't remove the process here.
	(spu_target_ops): Adjust.
	* win32-low.c (win32_wait): Don't remove the process here.
	(win32_target_ops): Adjust.
2010-04-11 16:33:56 +00:00
Pedro Alves
219f2f2398 gdb/gdbserver/
* server.h (LONGEST): New.
	(struct thread_info) <while_stepping>: New field.
	(unpack_varlen_hex, xrealloc, pulongest, plongest, phex_nz):
	Declare.
	(initialize_tracepoint, handle_tracepoint_general_set)
	(handle_tracepoint_query, tracepoint_finished_step)
	(tracepoint_was_hit, release_while_stepping_state_list):
	(current_traceframe): Declare.
	* server.c (handle_general_set): Handle tracepoint packets.
	(read_memory): New.
	(write_memory): New.
	(handle_search_memory_1): Use read_memory.
	(handle_query): Report support for conditional tracepoints, trace
	state variables, and tracepoint sources.  Handle tracepoint
	queries.
	(main): Initialize the tracepoints module.
	(process_serial_event): Handle traceframe reads/writes.

	* linux-low.c (handle_tracepoints): New.
	(linux_wait_1): Call it.
	(linux_resume_one_lwp): Handle while-stepping.
	(linux_supports_tracepoints, linux_read_pc, linux_write_pc): New.
	(linux_target_ops): Install them.
	* linux-low.h (struct linux_target_ops) <supports_tracepoints>:
	New field.
	* linux-x86-low.c (x86_supports_tracepoints): New.
	(the_low_target). Install it.

	* mem-break.h (delete_breakpoint): Declare.
	* mem-break.c (delete_breakpoint): Make external.

	* target.h (struct target_ops): Add `supports_tracepoints',
	`read_pc', and `write_pc' fields.
	(target_supports_tracepoints): Define.
	* utils.c (xrealloc, decimal2str, pulongest, plongest, thirty_two)
	(phex_nz): New.

	* regcache.h (struct regcache) <registers_owned>: New field.
	(init_register_cache, regcache_cpy): Declare.
	(regcache_read_pc, regcache_write_pc): Declare.
	(register_cache_size): Declare.
	(supply_regblock): Declare.
	* regcache.c (init_register_cache): New.
	(new_register_cache): Use it.
	(regcache_cpy): New.
	(register_cache_size): New.
	(supply_regblock): New.
	(regcache_read_pc, regcache_write_pc): New.

	* tracepoint.c: New.

	* Makefile.in (OBS): Add tracepoint.o.
	(tracepoint.o): New rule.

	gdb/
	* regformats/regdat.sh: Include server.h.  Don't include
	regcache.h.
2010-04-09 03:40:00 +00:00
H.J. Lu
1570b33e44 Add x86 AVX support to gdbserver.
2010-04-07  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.in (clean): Updated.
	(i386-avx.o): New.
	(i386-avx.c): Likewise.
	(i386-avx-linux.o): Likewise.
	(i386-avx-linux.c): Likewise.
	(amd64-avx.o): Likewise.
	(amd64-avx.c): Likewise.
	(amd64-avx-linux.o): Likewise.
	(amd64-avx-linux.c): Likewise.

	* configure.srv (srv_i386_regobj): Add i386-avx.o.
	(srv_i386_linux_regobj): Add i386-avx-linux.o.
	(srv_amd64_regobj): Add amd64-avx.o.
	(srv_amd64_linux_regobj): Add amd64-avx-linux.o.
	(srv_i386_32bit_xmlfiles): Add i386/32bit-avx.xml.
	(srv_i386_64bit_xmlfiles): Add i386/64bit-avx.xml.
	(srv_i386_xmlfiles): Add i386/i386-avx.xml.
	(srv_amd64_xmlfiles): Add i386/amd64-avx.xml.
	(srv_i386_linux_xmlfiles): Add i386/i386-avx-linux.xml.
	(srv_amd64_linux_xmlfiles): Add i386/amd64-avx-linux.xml.

	* i387-fp.c: Include "i386-xstate.h".
	(i387_xsave): New.
	(i387_cache_to_xsave): Likewise.
	(i387_xsave_to_cache): Likewise.
	(x86_xcr0): Likewise.

	* i387-fp.h (i387_cache_to_xsave): Likewise.
	(i387_xsave_to_cache): Likewise.
	(x86_xcr0): Likewise.

	* linux-arm-low.c (target_regsets): Initialize nt_type to 0.
	* linux-crisv32-low.c (target_regsets): Likewise.
	* linux-m68k-low.c (target_regsets): Likewise.
	* linux-mips-low.c (target_regsets): Likewise.
	* linux-ppc-low.c (target_regsets): Likewise.
	* linux-s390-low.c (target_regsets): Likewise.
	* linux-sh-low.c (target_regsets): Likewise.
	* linux-sparc-low.c (target_regsets): Likewise.
	* linux-xtensa-low.c (target_regsets): Likewise.

	* linux-low.c: Include <sys/uio.h>.
	(regsets_fetch_inferior_registers): Support nt_type.
	(regsets_store_inferior_registers): Likewise.
	(linux_process_qsupported): New.
	(linux_target_ops): Add linux_process_qsupported.

	* linux-low.h (regset_info): Add nt_type.
	(linux_target_ops): Add process_qsupported.

	* linux-x86-low.c: Include "i386-xstate.h", "elf/common.h"
	and <sys/uio.h>.
	(init_registers_i386_avx_linux): New.
	(init_registers_amd64_avx_linux): Likewise.
	(xmltarget_i386_linux_no_xml): Likewise.
	(xmltarget_amd64_linux_no_xml): Likewise.
	(PTRACE_GETREGSET): Likewise.
	(PTRACE_SETREGSET): Likewise.
	(x86_fill_xstateregset): Likewise.
	(x86_store_xstateregset): Likewise.
	(use_xml): Likewise.
	(x86_linux_update_xmltarget): Likewise.
	(x86_linux_process_qsupported): Likewise.
	(target_regsets): Add NT_X86_XSTATE entry and Initialize nt_type.
	(x86_arch_setup): Don't call init_registers_amd64_linux nor
	init_registers_i386_linux here.  Call
	x86_linux_update_xmltarget.
	(the_low_target): Add x86_linux_process_qsupported.

	* server.c (handle_query): Call target_process_qsupported.

	* target.h (target_ops): Add process_qsupported.
	(target_process_qsupported): New.
2010-04-07 18:49:46 +00:00
Pedro Alves
d50171e439 Teach linux gdbserver to step-over-breakpoints.
* linux-low.c (can_hardware_single_step): New.
	(supports_breakpoints): New.
	(handle_extended_wait): If stopping threads, read the stop pc of
	the new cloned LWP.
	(get_pc): New.
	(get_stop_pc): Add `lwp' parameter.  Handle it.  Bail out if the
	low target doesn't support retrieving the PC.
	(add_lwp): Set last_resume_kind to resume_continue.
	(linux_attach_lwp_1): Adjust comments.  Always set stop_expected.
	(linux_attach): Don't clear stop_expected.  Set the lwp's
	last_resume_kind to resume_stop.
	(linux_detach_one_lwp): Don't check for removed breakpoints.
	(check_removed_breakpoint): Delete.
	(status_pending_p): Rename to ...
	(status_pending_p_callback): ... this.  Don't check for removed
	breakpoints.  Don't consider threads that are stopped from GDB's
	perspective.
	(linux_wait_for_lwp): Always read the stop_pc here.
	(cancel_breakpoint): New.
	(step_over_bkpt): New global.
	(linux_wait_for_event_1): Implement stepping over breakpoints.
	(gdb_wants_lwp_stopped): New.
	(gdb_wants_all_stopped): New.
	(linux_wait_1): Tag threads as gdb-wants-stopped.  Cancel finished
	single-step traps here.  Store the thread's last reported target
	wait status.
	(send_sigstop): Don't clear stop_expected.  Always set it,
	instead.
	(mark_lwp_dead): Remove reference to pending_is_breakpoint.
	(cancel_finished_single_step): New.
	(cancel_finished_single_steps): New.
	(wait_for_sigstop): Don't cancel finished single-step traps here.
	(linux_resume_one_lwp): Don't check for removed breakpoints.
	Don't set `step' on non-hardware step archs.
	(linux_set_resume_request): Ignore resume_stop requests if already
	stopping or stopped.  Set the lwp's last_resume_kind.
	(resume_status_pending_p): Don't check for removed breakpoints.
	(need_step_over_p): New.
	(start_step_over): New.
	(finish_step_over): New.
	(linux_resume_one_thread): Always queue a sigstop for resume_stop
	requests.  Clear the thread's last reported target waitstatus.
	Don't use the `suspended' flag.  Don't consider pending breakpoints.
	(linux_resume): Start a step-over if necessary.
	(proceed_one_lwp): New.
	(proceed_all_lwps): New.
	(unstop_all_lwps): New.
	* linux-low.h (struct lwp_info): Rewrite comment for the
	`suspended' flag.  Add the `stop_pc' field.  Delete the
	`pending_stop_pc' field.  Tweak the `stepping' flag's comment.
	Add `'last_resume_kind' and `need_step_over' fields.
	* inferiors.c (struct thread_info): Delete, moved elsewhere.
	* mem-break.c (struct breakpoint): Delete `reinserting' flag.
	Delete `breakpoint_to_reinsert' field.  New flag `inserted'.
	(set_raw_breakpoint_at): New.
	(set_breakpoint_at): Rewrite to use it.
	(reinsert_breakpoint_handler): Delete.
	(set_reinsert_breakpoint): New.
	(reinsert_breakpoint_by_bp): Delete.
	(delete_reinsert_breakpoints): New.
	(uninsert_breakpoint): Rewrite.
	(uninsert_breakpoints_at): New.
	(reinsert_breakpoint): Rewrite.
	(reinsert_breakpoints_at): New.
	(check_breakpoints): Rewrite.
	(breakpoint_here): New.
	(breakpoint_inserted_here): New.
	(check_mem_read): Adjust.
	* mem-break.h (breakpoints_supported, breakpoint_here)
	(breakpoint_inserted_here, set_reinsert_breakpoint): Declare.
	(reinsert_breakpoint_by_bp): Delete declaration.
	(delete_reinsert_breakpoints): Declare.
	(reinsert_breakpoint): Delete declaration.
	(reinsert_breakpoints_at): Declare.
	(uninsert_breakpoint): Delete declaration.
	(uninsert_breakpoints_at): Declare.
	(check_breakpoints): Adjust prototype.
	* server.h: Adjust include order.
	(struct thread_info): Declare here.  Add a `last_status' field.
2010-03-24 00:05:03 +00:00
Pedro Alves
c3adc08c6f * linux-low.h (struct lwp_info): New fields
`stopped_by_watchpoint' and `stopped_data_address'.
	* linux-low.c (linux_wait_for_lwp): Check for watchpoint triggers
	here, and cache them in the lwp object.
	(wait_for_sigstop): Check stopped_by_watchpoint lwp field
	directly.
	(linux_resume_one_lwp): Clear the lwp's stopped_by_watchpoint
	field.
	(linux_stopped_by_watchpoint): Rewrite.
	(linux_stopped_data_address): Rewrite.
2010-03-14 18:46:40 +00:00
Pedro Alves
442ea88105 * regcache.h (struct thread_info): Forward declare.
(struct regcache): New.
	(new_register_cache): Adjust prototype.
	(get_thread_regcache): Declare.
	(free_register_cache): Adjust prototype.
	(registers_to_string, registers_from_string): Ditto.
	(supply_register, supply_register_by_name, collect_register)
	(collect_register_as_string, collect_register_by_name): Ditto.
	* regcache.c (struct inferior_regcache_data): Delete.
	(get_regcache): Rename to ...
	(get_thread_regcache): ... this.  Adjust.  Switch inferior before
	fetching registers.
	(regcache_invalidate_one): Adjust.
	(regcache_invalidate): Fix prototype.
	(new_register_cache): Return the new register cache.
	(free_register_cache): Change prototype.
	(realloc_register_cache): Adjust.
	(registers_to_string): Change prototype to take a regcache.  Adjust.
	(registers_from_string): Ditto.
	(register_data): Ditto.
	(supply_register): Ditto.
	(supply_register_by_name): Ditto.
	(collect_register): Ditto.
	(collect_register_as_string): Ditto.
	(collect_register_by_name): Ditto.
	* server.c (process_serial_event): Adjust.
	* linux-low.h (regset_fill_func, regset_store_func): Change
	prototype.
	(get_pc, set_pc, collect_ptrace_register, supply_ptrace_register):
	Change prototype.
	* linux-low.c (get_stop_pc): Adjust.
	(check_removed_breakpoint): Adjust.
	(linux_wait_for_event): Adjust.
	(linux_resume_one_lwp): Adjust.
	(fetch_register): Add regcache parameter.  Adjust.
	(usr_store_inferior_registers): Ditto.
	(regsets_fetch_inferior_registers): Ditto.
	(regsets_store_inferior_registers): Ditto.
	(linux_fetch_registers, linux_store_registers): Ditto.
	* i387-fp.c (i387_cache_to_fsave): Change prototype to take a
	regcache.  Adjust.
	(i387_fsave_to_cache, i387_cache_to_fxsave, i387_fxsave_to_cache): Ditto.
	* i387-fp.h (i387_cache_to_fsave, i387_fsave_to_cache): Change
	prototype to take a regcache.
	(i387_cache_to_fxsave, i387_fxsave_to_cache): Ditto.
	* remote-utils.c (convert_ascii_to_int, outreg)
	(prepare_resume_reply): Change prototype to take a regcache.
	Adjust.
	* target.h (struct target_ops) <fetch_registers, store_registers>:
	Change prototype to take a regcache.
	(fetch_inferior_registers, store_inferior_registers): Change
	prototype to take a regcache.  Adjust.
	* proc-service.c (ps_lgetregs): Adjust.
	* linux-x86-low.c (x86_fill_gregset, x86_store_gregset)
	(x86_fill_fpregset, x86_store_fpregset, x86_fill_fpxregset)
	(x86_store_fpxregset, x86_get_pc, x86_set_pc): Change prototype to
	take a regcache.  Adjust.
	* linux-arm-low.c (arm_fill_gregset, arm_store_gregset)
	(arm_fill_wmmxregset, arm_store_wmmxregset, arm_fill_vfpregset)
	(arm_store_vfpregset, arm_get_pc, arm_set_pc):
	(arm_breakpoint_at): Change prototype to take a regcache.  Adjust.
	* linux-cris-low.c (cris_get_pc, cris_set_pc)
	(cris_cannot_fetch_register):
	(cris_breakpoint_at): Change prototype to take a regcache.
	Adjust.
	* linux-crisv32-low.c (cris_get_pc, cris_set_pc,
	cris_reinsert_addr, cris_write_data_breakpoint): Change prototype
	to take a regcache.  Adjust.
	(cris_breakpoint_at, cris_insert_point, cris_remove_point):
	Adjust.
	* linux-m32r-low.c (m32r_get_pc, m32r_set_pc): Change prototype to
	take a regcache.  Adjust.
	* linux-m68k-low.c (m68k_fill_gregset, m68k_store_gregset)
	(m68k_fill_fpregset, m68k_store_fpregset, m68k_get_pc,
	(m68k_set_pc): Change prototype to take a regcache.  Adjust.
	* linux-mips-low.c (mips_get_pc):
	(mips_set_pc): Change prototype to take a regcache.  Adjust.
	(mips_reinsert_addr): Adjust.
	(mips_collect_register): Change prototype to take a regcache.
	Adjust.
	(mips_supply_register):
	(mips_collect_register_32bit, mips_supply_register_32bit)
	(mips_fill_gregset, mips_store_gregset, mips_fill_fpregset)
	(mips_store_fpregset): Ditto.
	* linux-ppc-low.c (ppc_supply_ptrace_register, ppc_supply_ptrace_register):
	Ditto.
	(parse_spufs_run): Adjust.
	(ppc_get_pc, ppc_set_pc, ppc_fill_gregset, ppc_fill_vsxregset)
	(ppc_store_vsxregset, ppc_fill_vrregset, ppc_store_vrregset)
	(ppc_fill_evrregset, ppc_store_evrregset): Change prototype to
	take a regcache.  Adjust.
	* linux-s390-low.c (s390_collect_ptrace_register)
	(s390_supply_ptrace_register, s390_fill_gregset, s390_get_pc)
	(s390_set_pc): Change prototype to take a regcache.  Adjust.
	(s390_arch_setup): Adjust.
	* linux-sh-low.c (sh_get_pc, sh_breakpoint_at)
	(sh_fill_gregset): Change prototype to take a regcache.  Adjust.
	* linux-sparc-low.c (sparc_fill_gregset_to_stack)
	(sparc_fill_gregset, sparc_store_gregset_from_stack)
	(sparc_store_gregset, sparc_get_pc): Change prototype to take a
	regcache.  Adjust.
	(sparc_breakpoint_at): Adjust.
	* linux-xtensa-low.c (xtensa_fill_gregset):
	(xtensa_store_gregset):
	(xtensa_fill_xtregset, xtensa_store_xtregset, xtensa_get_pc)
	(xtensa_set_pc): Change prototype to take a regcache.  Adjust.
	* nto-low.c (nto_fetch_registers, nto_store_registers): Change
	prototype to take a regcache.  Adjust.
	* win32-arm-low.c (arm_fetch_inferior_register)
	(arm_store_inferior_register): Change prototype to take a
	regcache.  Adjust.
	* win32-i386-low.c (i386_fetch_inferior_register)
	(i386_store_inferior_register): Change prototype to take a
	regcache.  Adjust.
	* win32-low.c (child_fetch_inferior_registers)
	(child_store_inferior_registers): Change prototype to take a
	regcache.  Adjust.
	(win32_wait): Adjust.
	(win32_fetch_inferior_registers): Change prototype to take a
	regcache.  Adjust.
	(win32_store_inferior_registers): Adjust.
	* win32-low.h (struct win32_target_ops) <fetch_inferior_register,
	store_inferior_register>: Change prototype to take a regcache.
2010-01-20 22:55:38 +00:00
Joel Brobecker
4c38e0a4fc Update copyright year in most headers.
Automatic update by copyright.sh.
2010-01-01 07:32:07 +00:00
Pedro Alves
fd7dd3e67a * linux-low.c (linux_remove_process): Add `detaching' parameter.
Pass it to thread_db_free.
	(linux_kill, linux_detach, linux_wait_1): Adjust to pass the
	proper `detaching' argument to linux_remove_process.
	* linux-low.h (thread_db_free): Add `detaching' parameter.
	* thread-db.c (thread_db_init): Pass false as `detaching' argument
	to thread_db_free.
	(thread_db_free): Add `detaching' parameter.  Only
	call td_ta_clear_event if detaching from process.
2009-11-16 18:15:05 +00:00
Paul Pluzhnikov
cdbfd4198e doc/
2009-10-08  Paul Pluzhnikov  <ppluzhnikov@google.com>

	* gdb.texinfo (Server): Document libthread-db-search-path.

gdbserver/
2009-10-08  Paul Pluzhnikov  <ppluzhnikov@google.com>

	* acinclude.m4: (SRV_CHECK_THREAD_DB, SRV_CHECK_TLS_GET_ADDR): Remove.
	* configure.ac: Adjust.
	* linux-low.h (struct process_info_private): Move members to struct
	thread_db.
	(thread_db_free, thread_db_handle_monitor_command): New prototype.
	* linux-low.c (linux_remove_process): Adjust.
	(linux_wait_for_event_1, linux_look_up_symbols): Likewise.
	* server.c (handle_query): Move code ...
	(handle_monitor_command): ... here. New function.
	* target.h (struct target_ops): New member.
	* thread-db.c (struct thread_db): New.
	(libthread_db_search_path): New variable.
	(thread_db_create_event, thread_db_enable_reporting)
	(find_one_thread, maybe_attach_thread, find_new_threads_callback)
	(thread_db_find_new_threads, (thread_db_get_tls_address): Adjust.
	(try_thread_db_load_1, dladdr_to_soname): New functions.
	(try_thread_db_load, thread_db_load_search): New functions.
	(thread_db_init): Search for libthread_db.
	(thread_db_free): New function.
	(thread_db_handle_monitor_command): Likewise.
	* config.in: Regenerate.
	* configure: Regenerate.
2009-10-09 00:31:01 +00:00
Doug Evans
aa5ca48fad Add h/w watchpoint support to x86-linux, win32-i386.
* Makefile.in (SFILES): Add i386-low.c
	(i386_low_h): Define.
	(i386-low.o): Add dependencies.
	(linux-x86-low.o): Add i386-low.h dependency.
	(win32-i386-low.o): Ditto.
	* i386-low.c: New file.
	* i386-low.h: New file.
	* configure.srv (i[34567]86-*-cygwin*): Add i386-low.o to srv_tgtobj.
	(i[34567]86-*-linux*, i[34567]86-*-mingw*, x86_64-*-linux*): Ditto.
	* linux-low.c (linux_add_process): Initialize arch_private.
	(linux_remove_process): Free arch_private.
	(add_lwp): Initialize arch_private.
	(delete_lwp): Free arch_private.
	(linux_resume_one_lwp): Call the_low_target.prepare_to_resume if
	provided.
	* linux-low.h (process_info_private): New member arch_private.
	(lwp_info): New member arch_private.
	(linux_target_ops): New members new_process, new_thread,
	prepare_to_resume.
	(ptid_of): New macro.
	* linux-x86-low.c: Include stddef.h, i386-low.h.
	(arch_process_info): New struct.
	(arch_lwp_info): New struct.
	(x86_linux_dr_get, x86_linux_dr_set): New functions.
	(i386_dr_low_set_addr, i386_dr_low_set_control): New functions.
	(i386_dr_low_get_status): New function.
	(x86_insert_point, x86_remove_point): New functions.
	(x86_stopped_by_watchpoint): New function.
	(x86_stopped_data_address): New function.
	(x86_linux_new_process, x86_linux_new_thread): New functions.
	(x86_linux_prepare_to_resume): New function.
	(the_low_target): Add entries for insert_point, remove_point,
	stopped_by_watchpoint, stopped_data_address, new_process, new_thread,
	prepare_to_resume.
	* server.c (debug_hw_points): New global.
	(monitor_show_help): Document set debug-hw-points.
	(handle_query): Process "set debug-hw-points".
	* server.h (debug_hw_points): Declare.
	(paddress): Declare.
	* utils.c (NUMCELLS, CELLSIZE): New macros.
	(get_sell, xsnprintf, paddress): New functions.
	* win32-arm-low.c (the_low_target): Add entries for insert_point,
	remove_point, stopped_by_watchpoint, stopped_data_address.
	* win32-i386-low.c: Include i386-low.h.
	(debug_reg_state): Replaces dr.
	(i386_dr_low_set_addr, i386_dr_low_set_control): New functions.
	(i386_dr_low_get_status): New function.
	(i386_insert_point, i386_remove_point): New functions.
	(i386_stopped_by_watchpoint): New function.
	(i386_stopped_data_address): New function.
	(i386_initial_stuff): Update.
	(get_thread_context,set_thread_context,i386_thread_added): Update.
	(the_low_target): Add entries for insert_point,
	remove_point, stopped_by_watchpoint, stopped_data_address.
	* win32-low.c (win32_insert_watchpoint): New function.
	(win32_remove_watchpoint): New function.
	(win32_stopped_by_watchpoint): New function.
	(win32_stopped_data_address): New function.
	(win32_target_ops): Add entries for insert_watchpoint,
	remove_watchpoint, stopped_by_watchpoint, stopped_data_address.
	* win32-low.h (win32_target_ops): New members insert_point,
	remove_point, stopped_by_watchpoint, stopped_data_address.
2009-06-30 16:35:25 +00:00
Pedro Alves
d993e290c9 * server.c (process_serial_event): Re-return unsupported, not
error, if the type isn't recognized.  Re-allow supporting only
	insert or remove packets.  Also call require_running for
	breakpoints.  Add missing break statement to default case.  Tidy.
	* target.h (struct target_ops): Rename insert_watchpoint to
	insert_point, and remove_watchpoint to remove_point.

	* linux-low.h (struct linux_target_ops): Likewise.
	* linux-low.c (linux_insert_watchpoint): Rename to ...
	(linux_insert_point): ... this.  Adjust.
	(linux_remove_watchpoint): Rename to ...
	(linux_remove_point): ... this.  Adjust.
	(linux_target_ops): Adjust.
	* linux-crisv32-low.c (cris_insert_watchpoint): Rename to ...
	(cris_insert_point): ... this.
	(cris_remove_watchpoint): Rename to ...
	(cris_remove_point): ... this.
	(the_low_target): Adjust.
2009-06-25 22:13:53 +00:00
Doug Evans
d0722149ad Biarch support for i386/amd64 gdbserver.
* Makefile.in (SFILES): Remove linux-i386-low.c, linux-x86-64-low.c.
	Add linux-x86-low.c.
	(linux-i386-low.o, linux-x86-64-low.o): Delete.
	(linux-x86-low.o): Add.
	* linux-x86-64-low.c: Delete.
	* linux-i386-low.c: Delete.
	* linux-x86-low.c: New file.
	* configure.srv (i?86-linux srv_tgtobj): Replace linux-i386-low.o with
	linux-x86-low.o.
	(x86_64-linux srv_tgtobj): Replace linux-x86-64-low.o with
	linux-x86-low.o.
	(x86_64-linux srv_regobj): Add reg-i386-linux.o.
	* linux-low.c: Include ansidecl.h, elf/common.h, elf/external.h.
	(linux_child_pid_to_exec_file): New function.
	(elf_64_header_p, elf_64_file_p): New functions.
	(siginfo_fixup): New function.
	(linux_xfer_siginfo): New local inf_siginfo.  Call siginfo_fixup to
	give target a chance to convert layout.
	* linux-low.h (linux_target_ops): New member siginfo_fixup.
	(linux_child_pid_to_exec_file, elf_64_file_p): Declare.
2009-05-12 22:25:00 +00:00
Pedro Alves
a6dbe5dfa5 PR server/10048
* linux-low.c (must_set_ptrace_flags): Delete.
	(linux_create_inferior): Set `lwp->must_set_ptrace_flags' instead
	of the global.
	(linux_attach_lwp_1): Don't set PTRACE_SETOPTIONS here.  Set
	`lwp->must_set_ptrace_flags' instead.
	(linux_wait_for_event_1): If ptrace options here.
	(linux_wait_1): ... not here.
2009-05-06 17:32:59 +00:00
Pedro Alves
95954743cb 2009-04-01 Pedro Alves <pedro@codesourcery.com>
Implement the multiprocess extensions, and add linux multiprocess
	support.

	* server.h (ULONGEST): Declare.
	(struct ptid, ptid_t): New.
	(minus_one_ptid, null_ptid): Declare.
	(ptid_build, pid_to_ptid, ptid_get_pid, ptid_get_lwp)
	(ptid_get_tid, ptid_equal, ptid_is_pid): Declare.
	(struct inferior_list_entry): Change `id' type from unsigned from
	to ptid_t.
	(struct sym_cache, struct breakpoint, struct
	process_info_private): Forward declare.
	(struct process_info): Declare.
	(current_process): Declare.
	(all_processes): Declare.
	(initialize_inferiors): Declare.
	(add_thread): Adjust to use ptid_t.
	(thread_id_to_gdb_id, thread_to_gdb_id, gdb_id_to_thread_id): Ditto.
	(add_process, remove_process, find_thread_pid): Declare.
	(find_inferior_id): Adjust to use ptid_t.
	(cont_thread, general_thread, step_thread): Change type to ptid_t.
	(multi_process): Declare.
	(push_event): Adjust to use ptid_t.
	(read_ptid, write_ptid): Declare.
	(prepare_resume_reply): Adjust to use ptid_t.
	(clear_symbol_cache): Declare.
	* inferiors.c (all_processes): New.
	(null_ptid, minus_one_ptid): New.
	(ptid_build, pid_to_ptid, ptid_get_pid, ptid_get_lwp)
	(ptid_get_tid, ptid_equal, ptid_is_pid): New.
	(add_thread): Change unsigned long to ptid.  Remove gdb_id
	parameter.  Adjust.
	(thread_id_to_gdb_id, thread_to_gdb_id): Change unsigned long to ptid.
	(gdb_id_to_thread): Rename to ...
	(find_thread_pid): ... this.  Change unsigned long to ptid.
	(gdb_id_to_thread_id, find_inferior_id): Change unsigned long to ptid.
	(loaded_dll, pull_pid_from_list): Adjust.
	(add_process, remove_process, find_process_pid)
	(get_thread_process, current_process, initialize_inferiors): New.
	* target.h (struct thread_resume) <thread>: Change type to ptid_t.
	(struct target_waitstatus) <related_pid>: Ditto.
	(struct target_ops) <kill, detach>: Add `pid' argument.  Change
	return type to int.
	(struct target_ops) <join>: Add `pid' argument.
	(struct target_ops) <thread_alive>: Change pid's type to ptid_t.
	(struct target_ops) <wait>: Add `ptid' field.  Change return type
	to ptid.
	(kill_inferior, detach_inferior, join_inferior): Add `pid' argument.
	(mywait): Add `ptid' argument.  Change return type to ptid_t.
	(target_pid_to_str): Declare.
	* target.c (set_desired_inferior): Adjust to use ptids.
	(mywait): Add new `ptid' argument.  Adjust.
	(target_pid_to_str): New.
	* mem-break.h (free_all_breakpoints): Declare.
	* mem-break.c (breakpoints): Delelete.
	(set_breakpoint_at, delete_breakpoint, find_breakpoint_at)
	(check_mem_read, check_mem_write, delete_all_breakpoints): Adjust
	to use per-process breakpoint list.
	(free_all_breakpoints): New.
	* remote-utils.c (struct sym_cache) <name>: Drop `const'.
	(symbol_cache, all_symbols_looked_up): Delete.
	(hexchars): New.
	(ishex, unpack_varlen_hex, write_ptid, hex_or_minus_one,
	read_ptid): New.
	(prepare_resume_reply): Change ptid argument's type from unsigned
	long to ptid_t.  Adjust.  Implement W;process and X;process.
	(free_sym_cache, clear_symbol_cache): New.
	(look_up_one_symbol): Adjust to per-process symbol cache.  *
	* server.c (cont_thread, general_thread, step_thread): Change type
	to ptid_t.
	(attached): Delete.
	(multi_process): New.
	(last_ptid): Change type to ptid_t.
	(struct vstop_notif) <ptid>: Change type to ptid_t.
	(queue_stop_reply, push_event): Change `ptid' argument's type to
	ptid_t.
	(discard_queued_stop_replies): Add `pid' argument.
	(start_inferior): Adjust to use ptids.  Adjust to mywait interface
	changes.  Don't reference the `attached' global.
	(attach_inferior): Adjust to mywait interface changes.
	(handle_query): Adjust to use ptids.  Parse GDB's qSupported
	features.  Handle and report "multiprocess+".  Handle
	"qAttached:PID".
	(handle_v_cont): Adjust to use ptids.  Adjust to mywait interface
	changes.
	(handle_v_kill): New.
	(handle_v_stopped): Adjust to use target_pid_to_str.
	(handle_v_requests): Allow multiple attaches and runs when
	multiprocess extensions are in effect.  Handle "vKill".
	(myresume): Adjust to use ptids.
	(queue_stop_reply_callback): Add `arg' parameter.  Handle it.
	(handle_status): Adjust to discard_queued_stop_replies interface
	change.
	(first_thread_of, kill_inferior_callback)
	(detach_or_kill_inferior_callback, join_inferiors_callback): New.
	(main): Call initialize_inferiors.  Adjust to use ptids, killing
	and detaching from all inferiors.  Handle multiprocess packet
	variants.
	* linux-low.h: Include gdb_proc_service.h.
	(struct process_info_private): New.
	(struct linux_target_ops) <pid_of>: Use ptid_get_pid.
	<lwpid_of>: Use ptid_get_lwp.
	(get_lwp_thread): Adjust.
	(struct lwp_info): Add `dead' member.
	(find_lwp_pid): Declare.
	* linux-low.c (thread_db_active): Delete.
	(new_inferior): Adjust comment.
	(inferior_pid): Delete.
	(linux_add_process): New.
	(handle_extended_wait): Adjust.
	(add_lwp): Change unsigned long to ptid.
	(linux_create_inferior): Add process to processes table.  Adjust
	to use ptids.  Don't set new_inferior here.
	(linux_attach_lwp): Rename to ...
	(linux_attach_lwp_1): ... this.  Add `initial' argument.  Handle
	it.  Adjust to use ptids.
	(linux_attach_lwp): New.
	(linux_attach): Add process to processes table.  Don't set
	new_inferior here.
	(struct counter): New.
	(second_thread_of_pid_p, last_thread_of_process_p): New.
	(linux_kill_one_lwp): Add `args' parameter.  Handle it.  Adjust to
	multiple processes.
	(linux_kill): Add `pid' argument.  Handle it.  Adjust to multiple
	processes.  Remove process from process table.
	(linux_detach_one_lwp): Add `args' parameter.  Handle it.  Adjust
	to multiple processes.
	(any_thread_of): New.
	(linux_detach): Add `pid' argument, and handle it.  Remove process
	from processes table.
	(linux_join): Add `pid' argument.  Handle it.
	(linux_thread_alive): Change unsighed long argument to ptid_t.
	Consider dead lwps as not being alive.
	(status_pending_p): Rename `dummy' argument to `arg'.  Filter out
	threads we're not interested in.
	(same_lwp, find_lwp_pid): New.
	(linux_wait_for_lwp): Change `pid' argument's type from int to
	ptid_t.  Adjust.
	(linux_wait_for_event): Rename to ...
	(linux_wait_for_event_1): ... this.  Change `pid' argument's type
	from int to ptid_t.  Adjust.
	(linux_wait_for_event): New.
	(linux_wait_1): Add `ptid' argument.  Change return type to
	ptid_t.  Adjust.  Use last_thread_of_process_p.  Remove processes
	that exit from the process table.
	(linux_wait): Add `ptid' argument.  Change return type to ptid_t.
	Adjust.
	(mark_lwp_dead): New.
	(wait_for_sigstop): Adjust to use ptids.  If a process exits while
	stopping all threads, mark its main lwp as dead.
	(linux_set_resume_request, linux_resume_one_thread): Adjust to use
	ptids.
	(fetch_register, usr_store_inferior_registers)
	(regsets_fetch_inferior_registers)
	(regsets_store_inferior_registers, linux_read_memory)
	(linux_write_memory): Inline `inferior_pid'.
	(linux_look_up_symbols): Adjust to use per-process
	`thread_db_active'.
	(linux_request_interrupt): Adjust to use ptids.
	(linux_read_auxv): Inline `inferior_pid'.
	(initialize_low): Don't reference thread_db_active.
	* gdb_proc_service.h (struct ps_prochandle) <pid>: Remove.
	* proc-service.c (ps_lgetregs): Use find_lwp_pid.
	(ps_getpid): Return the pid of the current inferior.
	* thread-db.c (proc_handle, thread_agent): Delete.
	(thread_db_create_event, thread_db_enable_reporting): Adjust to
	per-process data.
	(find_one_thread): Change argument type to ptid_t.  Adjust to
	per-process data.
	(maybe_attach_thread): Adjust to per-process data and ptids.
	(thread_db_find_new_threads): Ditto.
	(thread_db_init): Ditto.
	* spu-low.c (spu_create_inferior, spu_attach): Add process to
	processes table.  Adjust to use ptids.
	(spu_kill, spu_detach): Adjust interface.  Remove process from
	processes table.
	(spu_join, spu_thread_alive): Adjust interface.
	(spu_wait): Adjust interface.  Remove process from processes
	table.  Adjust to use ptids.
	* win32-low.c (current_inferior_tid): Delete.
	(current_inferior_ptid): New.
	(debug_event_ptid): New.
	(thread_rec): Take a ptid.  Adjust.
	(child_add_thread): Add `pid' argument.  Adjust to use ptids.
	(child_delete_thread): Ditto.
	(do_initial_child_stuff): Add `attached' argument.  Add process to
	processes table.
	(child_fetch_inferior_registers, child_store_inferior_registers):
	Adjust.
	(win32_create_inferior): Pass 0 to do_initial_child_stuff.
	(win32_attach): Pass 1 to do_initial_child_stuff.
	(win32_kill): Adjust interface.  Remove process from processes
	table.
	(win32_detach): Ditto.
	(win32_join): Adjust interface.
	(win32_thread_alive): Take a ptid.
	(win32_resume): Adjust to use ptids.
	(get_child_debug_event): Ditto.
	(win32_wait): Adjust interface.  Remove exiting process from
	processes table.
2009-04-01 22:50:24 +00:00
Pedro Alves
bd99dc8583 Non-stop mode support.
* server.h (non_stop): Declare.
	(gdb_client_data, handler_func): Declare.
	(delete_file_handler, add_file_handler, start_event_loop):
	Declare.
	(handle_serial_event, handle_target_event, push_event)
	(putpkt_notif): Declare.
	* target.h (enum resume_kind): New.
	(struct thread_resume): Replace `step' field by `kind' field.
	(TARGET_WNOHANG): Define.
	(struct target_ops) <wait>: Add `options' argument.
	<supports_non_stop, async, start_non_stop>: New fields.
	(target_supports_non_stop, target_async): New.
	(start_non_stop): Declare.
	(mywait): Add `options' argument.
	* target.c (mywait): Add `options' argument.  Print child exit
	notifications here.
	(start_non_stop): New.
	* server.c (non_stop, own_buf, mem_buf): New globals.
	(struct vstop_notif): New.
	(notif_queue): New global.
	(queue_stop_reply, push_event, discard_queued_stop_replies)
	(send_next_stop_reply): New.
	(start_inferior): Adjust to use resume_kind.  Adjust to mywait
	interface changes.
	(attach_inferior): In non-stop mode, don't wait for the target
	here.
	(handle_general_set): Handle QNonStop.
	(handle_query): When handling qC, return the current general
	thread, instead of the first thread of the list.
	(handle_query): If the backend supports non-stop mode, include
	QNonStop+ in the qSupported query response.
	(handle_v_cont): Adjust to use resume_kind.  Handle resume_stop
	and non-stop mode.
	(handle_v_attach, handle_v_run): Handle non-stop mode.
	(handle_v_stopped): New.
	(handle_v_requests): Report support for vCont;t.  Handle vStopped.
	(myresume): Adjust to use resume_kind.  Handle non-stop.
	(queue_stop_reply_callback): New.
	(handle_status): Handle non-stop mode.
	(main): Clear non_stop flag on reconnection.  Use the event-loop.
	Refactor serial protocol handling from here ...
	(process_serial_event): ... to this new function.  When GDB
	selects any thread, select one here.  In non-stop mode, wait until
	GDB acks all pending events before exiting.
	(handle_serial_event, handle_target_event): New.
	* remote-utils.c (remote_open): Install remote_desc in the event
	loop.
	(remote_close): Remove remote_desc from the event loop.
	(putpkt_binary): Rename to...
	(putpkt_binary_1): ... this.  Add `is_notic' argument.  Handle it.
	(putpkt_binary): New as wrapper around putpkt_binary_1.
	(putpkt_notif): New.
	(prepare_resume_reply): In non-stop mode, don't change the
	general_thread.
	* event-loop.c: New.
	* Makefile.in (OBJ): Add event-loop.o.
	(event-loop.o): New rule.

	* linux-low.h (pid_of): Moved here.
	(lwpid_of): New.
	(get_lwp_thread): Use lwpid_of.
	(struct lwp_info): Delete `lwpid' field.  Add `suspended' field.
	* linux-low.c (pid_of): Delete.
	(inferior_pid): Use lwpid_of.
	(linux_event_pipe): New.
	(target_is_async_p): New.
	(delete_lwp): New.
	(handle_extended_wait): Use lwpid_of.
	(add_lwp): Don't set lwpid field.
	(linux_attach_lwp): Adjust debug output.  Use lwpid_of.
	(linux_kill_one_lwp): If killing a running lwp, stop it first.
	Use lwpid_of.  Adjust to linux_wait_for_event interface changes.
	(linux_detach_one_lwp): If detaching from a running lwp, stop it
	first.  Adjust to linux_wait_for_event interface changes.  Use
	lwpid_of.
	(linux_detach): Don't delete the main lwp here.
	(linux_join): Use my_waitpid.  Avoid signal_pid.  Use lwpid_of.
	(status_pending_p): Don't consider explicitly suspended lwps.
	(linux_wait_for_lwp): Take an integer pid instead of a lwp_info
	pointer.  Add OPTIONS argument.  Change return type to int.  Use
	my_waitpid instead of sleeping.  Handle WNOHANG.  Use lwpid_of.
	(linux_wait_for_event): Take an integer pid instead of a lwp_info
	pointer.  Add status pointer argument.  Return a pid instead of a
	status.  Use lwpid_of.  Adjust to linux_wait_for_lwp interface
	changes.  In non-stop mode, don't switch to a random thread.
	(linux_wait): Rename to...
	(linux_wait_1): ... this.  Add target_options argument, and handle
	it.  Adjust to use resume_kind.  Use lwpid_of.  In non-stop mode,
	don't handle the continue thread.  Handle TARGET_WNOHANG.  Merge
	clean exit and signal exit code.  Don't stop all threads in
	non-stop mode.  In all-stop mode, only stop all threads when
	reporting a stop to GDB.  Handle explicit thread stop requests.
	(async_file_flush, async_file_mark): New.
	(linux_wait): New.
	(send_sigstop): Use lwpid_of.
	(wait_for_sigstop): Use lwpid_of.  Adjust to linux_wait_for_event
	interface changes.  In non-stop mode, don't switch to a random
	thread.
	(linux_resume_one_lwp): Use lwpid_of.
	(linux_continue_one_thread, linux_queue_one_thread): Merge into ...
	(linux_resume_one_thread): ... this.  Handle resume_stop.  In
	non-stop mode, don't look for pending flag in all threads.
	(resume_status_pending_p): Don't consider explicitly suspended
	threads.
	(my_waitpid): Reimplement.  Emulate __WALL.
	(linux_request_interrupt, linux_read_offsets, linux_xfer_siginfo):
	Use lwpid_of.
	(sigchld_handler, linux_supports_non_stop, linux_async)
	(linux_start_non_stop): New.
	(linux_target_ops): Register linux_supports_non_stop, linux_async
	and linux_start_non_stop.
	(initialize_low): Install SIGCHLD handler.
	* thread-db.c (thread_db_create_event, find_one_thread)
	(thread_db_get_tls_address): Use lwpid_of.
	* win32-low.c (win32_detach): Adjust to use resume_kind.
	(win32_wait): Add `options' argument.
	* spu-low.c (spu_resume): Adjust to use resume_kind.
	(spu_wait): Add `options' argument.
2009-04-01 22:48:05 +00:00
Pedro Alves
54a0b537b8 Rename "process" to "lwp" throughout.
* linux-low.c (all_processes): Rename to...
	(all_lwps): ... this.
	(inferior_pid, handle_extended_wait, get_stop_pc): Adjust.
	(add_process): Rename to ...
	(add_lwp): ... this.  Adjust.
	(linux_create_inferior): Adjust.
	(linux_attach_lwp): Adjust.
	(linux_attach): Adjust.
	(linux_kill_one_process): Rename to ...
	(linux_kill_one_lwp): ... this.  Adjust.
	(linux_kill): Adjust.
	(linux_detach_one_process): Rename to ...
	(linux_detach_one_lwp): ... this.  Adjust.
	(linux_detach): Adjust.
	(check_removed_breakpoint): Adjust.
	(status_pending_p): Adjust.
	(linux_wait_for_process): Rename to ...
	(linux_wait_for_lwp): ... this.  Adjust.
	(linux_wait_for_event): Adjust.
	(send_sigstop): Adjust.
	(wait_for_sigstop): Adjust.
	(stop_all_processes): Rename to ...
	(stop_all_lwps): ... this.
	(linux_resume_one_process): Rename to ...
	(linux_resume_one_lwp): ... this.  Adjust.
	(linux_set_resume_request, linux_continue_one_thread)
	(linux_queue_one_thread, resume_status_pending_p)
	(usr_store_inferior_registers, regsets_store_inferior_registers)
	(linux_request_interrupt, linux_read_offsets, linux_xfer_siginfo):
	Adjust.
	* linux-low.h (get_process): Rename to ...
	(get_lwp): ... this.  Adjust.
	(get_thread_process): Rename to ...
	(get_thread_lwp): ... this.  Adjust.
	(get_process_thread): Rename to ...
	(get_lwp_thread): ... this.  Adjust.
	(struct process_info): Rename to ...
	(struct lwp_info): ... this.
	(all_processes): Rename to ...
	(all_lwps): ... this.
	* proc-service.c (ps_lgetregs): Adjust.
	* thread-db.c (thread_db_create_event, find_one_thread)
	(maybe_attach_thread, thread_db_get_tls_address): Adjust.
2009-03-17 20:25:35 +00:00
Joel Brobecker
0fb0cc7590 Updated copyright notices for most files. 2009-01-03 05:58:08 +00:00
Doug Evans
e3b886f8c3 * linux-low.h (struct process_info): Delete member tid, unused.
* thread-db.c (find_one_thread): Update.
	(maybe_attach_thread): Update.
2008-12-09 18:52:20 +00:00
Ulrich Weigand
9b4b61c8db ChangeLog:
* features/Makefile (%.dat): Emit xmltarget statement.

	* regformats/regdat.sh: Support xmltarget and xmlarch statments.
	Generate code to set gdbserver_xmltarget in init_registers_${name}.

	* regformats/arm-with-iwmmxt.dat: Regenerate.
	* regformats/mips64-linux.dat: Regenerate.
	* regformats/mips-linux.dat: Regenerate.
	* regformats/rs6000/powerpc-32.dat: Regenerate.
	* regformats/rs6000/powerpc-64.dat: Regenerate.
	* regformats/rs6000/powerpc-e500.dat: Regenerate.

	* regformats/reg-arm.dat: Add xmlarch statement.
	* regformats/reg-i386.dat: Likewise.
	* regformats/reg-i386-linux.dat: Likewise.
	* regformats/reg-x86-64-linux.dat: Likewise.
	* regformats/reg-spu.dat: Likewise.

gdbserver/ChangeLog:

	* regcache.h (gdbserver_xmltarget): Add extern declaration.
	* server.c (gdbserver_xmltarget): Define.
	(get_features_xml): Use it to replace "target.xml" and arch_string.

	* configure.srv: Remove srv_xmltarget.  Add XML files that were
	mentioned there to srv_xmlfiles instead.  Remove conditional tests
	on gdb_cv_arm_iwmmxt, gdb_cv_ppc_altivec, gdb_cv_ppc_spe; set
	srv_xmlfiles and srv_regobj to include all possible choices.
	* configure.ac (srv_xmltarget): Remove.
	(srv_xmlfiles): Do not add "target.xml".
	(gdb_cv_arm_iwmmxt, gdb_cv_ppc_altivec, gdb_cv_ppc_spe): Remove
	checks for supplementary target information.
	* configure: Regenerate.
	* Makefile.in (XML_TARGET): Remove.
	(target.xml): Remove rule.
	(clean): Do not clean up target.xml.
	(.PRECIOUS): Do not mention target.xml.

	* target.h (struct target_ops): Remove arch_string member.
	* linux-low.c (linux_arch_string): Remove.
	(linux_target_ops): Remove arch_string initializer.
	* linux-low.h (struct linux_target_ops): Remove arch_string member.
	* linux-i386-low.c (the_low_target): Remove arch_string initializer.
	* linux-x86-64-low.c (the_low_target): Remove arch_string initializer.
	* spu-low.c (spu_arch_string): Remove.
	(spu_target_ops): Remove arch_string initializer.
	* win32-low.c (win32_arch_string): Remove.
	(win32_target_ops): Remove arch_string initializer.
	* win32-low.h (struct win32_target_ops): Remove arch_string member.
	* win32-arm-low.c (the_low_target): Remove arch_string initializer.
	* win32-i368-low.c (the_low_target): Remove arch_string initializer.
2008-02-28 05:54:10 +00:00
Ulrich Weigand
ee1a7ae440 * linux-low.h (struct linux_target_ops): Replace left_pad_xfer field
by collect_ptrace_register and supply_ptrace_register hooks.
	* linux-low.c (fetch_register): Use supply_ptrace_register callback
	instead of checking for the_low_target.left_pad_xfer.
	(usr_store_inferior_registers): Use collect_ptrace_register callback
	instead of checking for the_low_target.left_pad_xfer.

	* linux-s390-low.c (s390_collect_ptrace_register): New function.
	(s390_supply_ptrace_register): Likewise.
	(s390_fill_gregset): Call s390_collect_ptrace_register.
	(the_low_target): Update.

	* linux-ppc64-low.c (ppc_collect_ptrace_register): New function.
	(ppc_supply_ptrace_register): Likewise.
	(the_low_target): Update.

	* linux-i386-low.c (the_low_target): Update.
	* linux-x86-64-low.c (the_low_target): Update.
2008-02-27 03:33:07 +00:00
Ulrich Weigand
d05b4ac3aa gdb/ChangeLog:
* regformats/regdat.sh: Rename init_registers function in
	generated file to init_registers_${name}.

	* regformats/reg-crisv32.dat: Set "name" to crisv32.
	* regformats/reg-ppc64.dat: Set "name" to ppc64.
	* regformats/reg-s390x.dat: Set "name" to s390x.

gdbserver/ChangeLog:

	* server.h (init_registers): Remove prototype.

	* linux-low.h (struct linux_target_ops): Add arch_setup field.
	* linux-low.c (initialize_low): Call the_low_target.arch_setup ()
	instead of init_registers ().
	* linux-arm-low.c (init_registers_arm): Add prototype.
	(init_registers_arm_with_iwmmxt): Likewise.
	(the_low_target): Add initializer for arch_setup field.
	* linux-cris-low.c (init_registers_cris): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-crisv32-low.c (init_registers_crisv32): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-i386-low.c (init_registers_i386_linux): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-ia64-low.c (init_registers_ia64): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-m32r-low.c (init_registers_m32r): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-m68k-low.c (init_registers_m68k): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-mips-low.c (init_registers_mips_linux): Add prototype.
	(init_registers_mips64_linux): Likewise.
	(the_low_target): Add initializer for arch_setup field.
	* linux-ppc-low.c (init_registers_ppc): Add prototype.
	(init_registers_powerpc_32, init_registers_powerpc_e500): Likewise.
	(the_low_target): Add initializer for arch_setup field.
	* linux-ppc64-low.c (init_registers_ppc64): Add prototype.
	(init_registers_powerpc_64): Likewise.
	(the_low_target): Add initializer for arch_setup field.
	* linux-s390-low.c (init_registers_s390): Add prototype.
	(init_registers_s390x): Likewise.
	(the_low_target): Add initializer for arch_setup field.
	* linux-sh-low.c (init_registers_sh): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-x86-64-low.c (init_registers_x86_64_linux): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* linux-xtensa-low.c (init_registers_xtensa): Add prototype.
	(the_low_target): Add initializer for arch_setup field.

	* win32-low.h (struct win32_target_ops): Add arch_setup field.
	* win32-low.c (initialize_low): Call the_low_target.arch_setup ()
	instead of init_registers ().
	* win32-arm-low.c (init_registers_arm): Add prototype.
	(the_low_target): Add initializer for arch_setup field.
	* win32-i386-low.c (init_registers_i386): Add prototype.
	(the_low_target): Add initializer for arch_setup field.

	* spu-low.c (init_registers_spu): Add prototype.
	(initialize_low): Call initialie_registers_spu () instead of
	initialize_registers ().
2008-02-27 03:27:40 +00:00
Daniel Jacobowitz
9b254dd1ce Updated copyright notices for most files. 2008-01-01 22:53:26 +00:00
Daniel Jacobowitz
24a09b5f37 * inferiors.c (change_inferior_id): Delete.
(add_pid_to_list, pull_pid_from_list): New.
	* linux-low.c (PTRACE_SETOPTIONS, PTRACE_GETEVENTMSG)
	(PTRACE_O_TRACESYSGOOD, PTRACE_O_TRACEFORK, PTRACE_O_TRACEVFORK)
	(PTRACE_O_TRACECLONE, PTRACE_O_TRACEEXEC, PTRACE_O_TRACEVFORKDONE)
	(PTRACE_O_TRACEEXIT, PTRACE_EVENT_FORK, PTRACE_EVENT_VFORK)
	(PTRACE_EVENT_CLONE, PTRACE_EVENT_EXEC, PTRACE_EVENT_VFORK_DONE)
	(PTRACE_EVENT_EXIT, __WALL): Provide default definitions.
	(stopped_pids, thread_db_active, must_set_ptrace_flags): New variables.
	(using_threads): Always set to 1.
	(handle_extended_wait): New.
	(add_process): Do not set TID.
	(linux_create_inferior): Set must_set_ptrace_flags.
	(linux_attach_lwp): Remove TID argument.  Do not check using_threads.
	Use PTRACE_SETOPTIONS.  Call new_thread_notify.  Update all callers.
	(linux_thread_alive): Rename TID argument to LWPID.
	(linux_wait_for_process): Handle unknown processes.  Do not use TID.
	(linux_wait_for_event): Do not use TID or check using_threads.  Update
	call to dead_thread_notify.  Call handle_extended_wait.
	(linux_create_inferior): Use PTRACE_SETOPTIONS.
	(send_sigstop): Delete sigstop_sent.
	(wait_for_sigstop): Avoid TID.
	(linux_supports_tracefork_flag, linux_tracefork_child, my_waitpid)
	(linux_test_for_tracefork): New.
	(linux_lookup_signals): Use thread_db_active and
	linux_supports_tracefork_flag.
	(initialize_low): Use thread_db_active and linux_test_for_tracefork.
	* linux-low.h (get_process_thread): Avoid TID.
	(struct process_ifo): Move thread_known and tid to the end.  Remove
	sigstop_sent.
	(linux_attach_lwp, thread_db_init): Update prototypes.
	* server.h (change_inferior_id): Delete prototype.
	(add_pid_to_list, pull_pid_from_list): New prototypes.
	* thread-db.c (thread_db_use_events): New.
	(find_first_thread): Rename to...
	(find_one_thread): ...this.  Update callers and messages.  Do not
	call fatal.  Check thread_db_use_events.  Do not call
	change_inferior_id or new_thread_notify.
	(maybe_attach_thread): Update.  Do not call new_thread_notify.
	(thread_db_init): Set thread_db_use_events.  Check use_events.
	* utils.c (fatal, warning): Correct message prefix.
2007-10-23 20:05:03 +00:00
Joel Brobecker
a9762ec78a Switch the license of all .c files to GPLv3.
Switch the license of all .h files to GPLv3.
        Switch the license of all .cc files to GPLv3.
2007-08-23 18:08:50 +00:00
Daniel Jacobowitz
ae13219ef8 * inferiors.c (change_inferior_id): Add comment.
* linux-low.c (check_removed_breakpoint): Add an early
	prototype.  Improve debug output.
	(linux_attach): Doc update.
	(linux_detach_one_process, linux_detach): Clean up before releasing
	each process.
	(send_sigstop, wait_for_sigstop): Improve comments and debug output.
	* linux-low.h (struct process_info): Doc improvement.
	* mem-break.c (delete_all_breakpoints): New.
	* mem-break.h (delete_all_breakpoints): New prototype.
	* thread-db.c (find_first_thread): New.
	(thread_db_create_event): Call it instead of
	thread_db_find_new_threads.  Clean up unused variables.
	(maybe_attach_thread): Remove first thread handling.
	(thread_db_find_new_threads): Use find_first_thread.
	(thread_db_get_tls_address): Likewise.
2007-07-02 15:35:36 +00:00
Daniel Jacobowitz
23181151a2 XML feature description support.
* NEWS: Mention target descriptions, "set tdesc filename",
	"unset tdesc filename", "show tdesc filename", and
	qXfer:features:read.
	* arch-utils.c (choose_architecture_for_target): New function.
	(gdbarch_info_fill): Call it.
	* target-descriptions.c (struct property): Make members non-const.
	(struct target_desc): Add arch member.
	(target_description_filename): New variable.
	(target_find_description): Try via XML first.
	(tdesc_architecture): New.
	(free_target_description, make_cleanup_free_target_description): New.
	(set_tdesc_property): Call xstrdup.
	(set_tdesc_architecture, tdesc_set_cmdlist, tdesc_show_cmdlist)
	(tdesc_unset_cmdlist, unset_tdesc_cmd, unset_tdesc_filename_cmd)
	(set_tdesc_cmd, show_tdesc_cmd, set_tdesc_filename_cmd)
	(show_tdesc_filename_cmd, _initialize_target_descriptions): New.
	* target-descriptions.h (tdesc_architecture)
	(make_cleanup_free_target_description, set_tdesc_architecture): New
	prototypes.
	* Makefile.in (SFILES): Add xml-tdesc.c.
	(COMMON_OBS): Add xml-tdesc.o.
	(target-descriptions.o): Update.
	(xml-tdesc.o): New rule.
	* xml-tdesc.c, xml-tdesc.h: New files.
	* remote.c (PACKET_qXfer_features): New enum.
	(remote_protocol_features): Add qXfer:features:read.
	(remote_xfer_partial): Handle TARGET_OBJECT_AVAILABLE_FEATURES.
	(_initialize_remote): Register qXfer:features:read.
	* target.h (enum target_object): Add TARGET_OBJECT_AVAILABLE_FEATURES.
	* features/gdb-target.dtd: New file.

	* linux-i386-low.c (the_low_target): Set arch_string.
	* linux-x86-64-low.c (the_low_target): Likewise.
	* linux-low.c (linux_arch_string): New.
	(linux_target_ops): Add it.
	* linux-low.h (struct linux_target_ops): Add arch_string.
	* server.c (write_qxfer_response): Use const void * for DATA.
	(get_features_xml): New.
	(handle_query): Handle qXfer:features:read.  Report it for qSupported.
	* target.h (struct target_ops): Add arch_string method.

	* gdb.texinfo (Target Descriptions): New section.
	(General Query Packets): Add QPassSignals anchor.  Mention
	qXfer:features:read under qSupported.  Expand mentions of
	qXfer:memory-map:read and QPassSignals.  Document
	qXfer:features:read.
2007-01-09 22:55:10 +00:00
Daniel Jacobowitz
6aba47ca06 Copyright updates for 2007. 2007-01-09 17:59:20 +00:00
Daniel Jacobowitz
dae5f5cf4b * acinclude.m4 (SRV_CHECK_TLS_GET_ADDR): New.
* configure.ac: Use it.  Define HAVE_TD_THR_TLS_GET_ADDR.
	* config.in, configure: Regenerated.
	* inferiors.c (gdb_id_to_thread): New function.
	(gdb_id_to_thread_id): Use it.
	* linux-low.c (linux_target_ops): Use thread_db_get_tls_address.
	* linux-low.h (struct process_info): Add th member.
	(thread_db_get_tls_address): New prototype.
	* remote-utils.c (decode_address): Make non-static.
	* server.c (handle_query): Handle qGetTLSAddr.
	* server.h (gdb_id_to_thread, decode_address): New prototypes.
	* target.h (struct target_ops): Add get_tls_address.
	* thread-db.c (maybe_attach_thread): Save the thread handle.
	(thread_db_get_tls_address): New.
2006-10-17 16:02:27 +00:00
Daniel Jacobowitz
32ca6d6157 * linux-low.c (PTRACE_GETSIGINFO, PTRACE_SETSIGINFO): Define.
(linux_resume_one_process): Take a siginfo_t *.  Update all
	callers.  Queue it if necessary.  Use PTRACE_SETSIGINFO.
	(struct pending_signals): Add a siginfo_t.
	(linux_wait_for_process): Always set last_status.
	(linux_wait_for_event): Use PTRACE_GETSIGINFO.
	(linux_queue_one_thread): Use PTRACE_GETSIGINFO.
	* linux-low.h (struct process_info): Add last_status.
2006-09-28 22:46:29 +00:00
Eli Zaretskii
6f0f660e7b * linux-arm-low.c:
* linux-cris-low.c:
	* inferiors.c:
	* i387-fp.h:
	* i387-fp.c:
	* gdbreplay.c:
	* regcache.c:
	* proc-service.c:
	* mem-break.h:
	* mem-break.c:
	* linux-x86-64-low.c:
	* linux-sh-low.c:
	* linux-s390-low.c:
	* linux-ppc64-low.c:
	* linux-ppc-low.c:
	* linux-mips-low.c:
	* linux-m68k-low.c:
	* linux-m32r-low.c:
	* linux-low.h:
	* linux-low.c:
	* linux-ia64-low.c:
	* linux-i386-low.c:
	* linux-crisv32-low.c:
	* thread-db.c:
	* terminal.h:
	* target.h:
	* target.c:
	* server.h:
	* server.c:
	* remote-utils.c:
	* regcache.h:
	* utils.c:
	* Makefile.in:
	* configure.ac:
	* gdbserver.1: Add (C) after Copyright.  Update the FSF
	address.
2005-12-23 18:11:55 +00:00
Daniel Jacobowitz
5a1f5858d4 * linux-low.c (fetch_register, usr_store_inferior_registers): Handle
left-padded registers.
	* linux-low.h (struct linux_target_ops): Add left_pad_xfer.
	* linux-ppc64-low.c (the_low_target): Set left_pad_xfer.
2005-07-13 14:48:58 +00:00
Daniel Jacobowitz
f450004a28 * acconfig.h: Remove.
* configure.ac: Add a test for socklen_t.  Use three-argument
	AC_DEFINE throughout.
	* config.in: Regenerated using autoheader 2.59.
	* configure: Regenerated.

	* gdbreplay.c (socklen_t): Provide a default.
	(remote_open): Use socklen_t.
	* remote-utils.c (socklen_t): Provide a default.
	(remote_open): Use socklen_t.
	(convert_int_to_ascii, convert_ascii_to_int, decode_M_packet): Use
	unsigned char.

	* i387-fp.c (struct i387_fsave, struct i387_fxsave): Use unsigned
	char for buffers.
	* linux-low.c (linux_read_memory, linux_write_memory)
	(linux_read_auxv): Likewise.
	* mem-break.c (breakpoint_data, set_breakpoint_data, check_mem_read)
	(check_mem_write): Likewise.
	* mem-break.h (set_breakpoint_data, check_mem_read, check_mem_write):
	Likewise.
	* regcache.c (struct inferior_rgcache_data, registers_to_string)
	(registers_from_string, register_data): Likewise.
	* server.c (handle_query, main): Likewise.
	* server.h (convert_ascii_to_int, convert_int_to_ascii)
	(decode_M_packet): Likewise.
	* target.c (read_inferior_memory, write_inferior_memory): Likewise.
	* target.h (struct target_ops): Update read_memory, write_memory,
	and read_auxv.
	(read_inferior_memory, write_inferior_memory): Update.
	* linux-low.h (struct linux_target_ops): Change type of breakpoint
	to unsigned char *.
	* linux-arm-low.c, linux-cris-low.c, linux-crisv32-low.c,
	linux-i386-low.c, linux-m32r-low.c, linux-m68k-low.c,
	linux-mips-low.c, linux-ppc-low.c, linux-ppc64-low.c,
	linux-s390-low.c, linux-sh-low.c: Update for changes in
	read_inferior_memory and the_low_target->breakpoint.
2005-06-13 01:59:22 +00:00
Orjan Friberg
e013ee27c9 2005-05-12 Orjan Friberg <orjanf@axis.com>
* target.h (struct target_ops): Add insert_watchpoint,
	remove_watchpoint, stopped_by_watchpoint, stopped_data_address function
	pointers for hardware watchpoint support.
	* linux-low.h (struct linux_target_ops): Ditto.
	* linux-low.c (linux_insert_watchpoint, linux_remove_watchpoint)
	(linux_stopped_by_watchpoint, linux_stopped_data_address): New.  Add
	to linux_target_ops.
	* remote-utils.c (prepare_resume_reply): Add watchpoint information to
	reply packet.
	* server.c (main): Recognize 'Z' and 'z' packets.
2005-05-12 12:14:23 +00:00