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Author SHA1 Message Date
Stan Shebs
6b9801d456 * server.h (struct emit_ops): Add compare-goto fields. 
* tracepoint.c (gdb_agent_op_sizes): New table.
	(emit_eq_goto): New function.
	(emit_ne_goto): New function.
	(emit_lt_goto): New function.
	(emit_le_goto): New function.
	(emit_gt_goto): New function.
	(emit_ge_goto): New function.
	(is_goto_target): New function.
	(compile_bytecodes): Recognize special cases of compare-goto
	combinations and call specialized emitters for them.
	* linux-x86-low.c (amd64_emit_eq_goto): New function.
	(amd64_emit_ne_goto): New function.
	(amd64_emit_lt_goto): New function.
	(amd64_emit_le_goto): New function.
	(amd64_emit_gt_goto): New function.
	(amd64_emit_ge_goto): New function.
	(amd64_emit_ops): Add the new functions.
	(i386_emit_eq_goto): New function.
	(i386_emit_ne_goto): New function.
	(i386_emit_lt_goto): New function.
	(i386_emit_le_goto): New function.
	(i386_emit_gt_goto): New function.
	(i386_emit_ge_goto): New function.
	(i386_emit_ops): Add the new functions.
 2011-09-15 22:54:13 +00:00
Stan Shebs
bf15cbda54 * linux-x86-low.c (i386_emit_prologue): Save %ebx. 
(i386_emit_epilogue): Restore %ebx.
 2011-09-08 22:38:29 +00:00
Pedro Alves
0a5b1e09bf 2011-05-31 Pedro Alves <pedro@codesourcery.com> 
gdb/gdbserver/
	* linux-x86-low.c (i386_dr_low_get_addr): Fix off by one in
	assertion.
	* win32-i386-low.c (i386_dr_low_get_addr): Ditto.

	gdb/testsuite/
	* gdb.arch/i386-dr3-watch.c: New file.
	* gdb.arch/i386-dr3-watch.exp: New file.
 2011-05-31 21:18:56 +00:00
Nathan Froyd
b00ad6ff40 fix strict-aliasing warnings 
* linux-x86-low.c (amd64_emit_const): Call memcpy instead of
	casting pointers.
	(amd64_emit_reg, amd64_emit_int_call_1, amd64_emit_void_call_2):
	(i386_emit_const, i386_emit_reg, i386_emit_int_call_1):
	(i386_emit_void_call_2): Likewise.
 2011-04-27 18:37:40 +00:00
Michael Snyder
493e2a69a4 2011-01-05 Michael Snyder <msnyder@msnyder-server.eng.vmware.com> 
* gdbreplay.c: Shorten lines of >= 80 columns.
	* linux-low.c: Ditto.
	* linux-ppc-low.c: Ditto.
	* linux-s390-low.c: Ditto.
	* linux-sparc-low.c: Ditto.
	* linux-x86-low.c: Ditto.
	* linux-xtensa-low.c: Ditto.
	* mem-break.c: Ditto.
	* nto-low.c: Ditto.
	* regcache.h: Ditto.
	* remote-utils.c: Ditto.
	* server.c: Ditto.
	* server.h: Ditto.
	* thread-db.c: Ditto.
	* tracepoint.c: Ditto.
	* utils.c: Ditto.
	* win32-low.h: Ditto.
 2011-01-06 00:14:09 +00:00
Joel Brobecker
7b6bb8daac run copyright.sh for 2011. 2011-01-01 15:34:07 +00:00
Pedro Alves
b53a162374 gdb/ 
* amd64-linux-nat.c (compat_siginfo_from_siginfo)
	(siginfo_from_compat_siginfo): Also copy si_pid and si_uid when
	si_code is < 0.  Check for si_code == SI_TIMER before checking for
	si_code < 0.

	gdb/gdbserver/
	* linux-x86-low.c (compat_siginfo_from_siginfo)
	(siginfo_from_compat_siginfo): Also copy si_pid and si_uid when
	si_code is < 0.  Check for si_code == SI_TIMER before checking for
	si_code < 0.
 2010-09-24 13:41:43 +00:00
Pedro Alves
0146f85bf7 * linux-low.c (linux_unprepare_to_access_memory): Rename to ... 
(linux_done_accessing_memory): ... this.
	(linux_target_ops): Adjust.
	* linux-x86-low.c (x86_insert_point, x86_remove_point): Adjust.
	* nto-low.c (nto_target_ops): Adjust comment.
	* server.c (gdb_read_memory, gdb_write_memory): Adjust.
	* spu-low.c (spu_target_ops): Adjust comment.
	* target.h (target_ops): Rename unprepare_to_access_memory field
	to done_accessing_memory.
	(unprepare_to_access_memory): Rename to ...
	(done_accessing_memory): ... this.
 2010-08-27 00:16:48 +00:00
Pedro Alves
90d74c301f * linux-low.c (linux_prepare_to_access_memory): New. 
(linux_unprepare_to_access_memory): New.
	(linux_target_ops): Install them.
	* server.c (read_memory): Rename to ...
	(gdb_read_memory): ... this.  Use
	prepare_to_access_memory/prepare_to_access_memory.
	(write_memory): Rename to ...
	(gdb_write_memory): ... this.  Use
	prepare_to_access_memory/prepare_to_access_memory.
	(handle_search_memory_1): Adjust.
	(process_serial_event): Adjust.
	* target.h (struct target_ops): New fields
	prepare_to_access_memory and unprepare_to_access_memory.
	(prepare_to_access_memory, unprepare_to_access_memory): New.
	* linux-x86-low.c (x86_insert_point, x86_remove_point): Use
	prepare_to_access_memory/prepare_to_access_memory.
	* nto-low.c (nto_target_ops): Adjust.
	* spu-low.c (spu_target_ops): Adjust.
	* win32-low.c (win32_target_ops): Adjust.
 2010-08-26 23:17:22 +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
9e4344e5ea 2010-06-20 Ian Lance Taylor <iant@google.com> 
Pedro Alves  <pedro@codesourcery.com>

	* linux-x86-low.c (always_true): Delete.
	(EMIT_ASM, EMIT_ASM32): Use an uncondition asm jmp instead of
	trying to fool the compiler with always_true.
 2010-06-20 22:23:36 +00:00
Pedro Alves
4e29fb547e * linux-x86-low.c (amd64_emit_const, amd64_emit_void_call_2) 
(i386_emit_const, i386_emit_void_call_2): Replace int64_t uses with
	LONGEST uses.
	* server.h (struct emit_ops): Replace int64_t uses with LONGEST
	uses.
	* tracepoint.c (emit_const, emit_void_call_2): Replace int64_t
	uses with LONGEST uses.
 2010-06-15 10:44:48 +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
H.J. Lu
f6d1620c59 Define xmltarget_amd64_linux_no_xml only for amd64. 
2010-04-17  H.J. Lu  <hongjiu.lu@intel.com>

	* linux-x86-low.c (xmltarget_amd64_linux_no_xml): Define only
	if __x86_64__ is defined.
 2010-04-17 14:12:31 +00:00
Pedro Alves
45ba0d0206 * regcache.c (set_register_cache): Invalidate regcaches before 
changing the register cache layout.
	(regcache_invalidate_one): Allow a NULL regcache.
	* linux-x86-low.c (x86_linux_update_xmltarget): Invalidate
	regcaches before changing the register cache layout or the target
	regsets.
 2010-04-12 13:25:51 +00:00
H.J. Lu
59e0401339 Avoid unused variable warning on Linux/x86-64. 
2010-04-12  H.J. Lu  <hongjiu.lu@intel.com>

	* linux-x86-low.c (x86_linux_update_xmltarget): Avoid unused
	variable warning on Linux/x86-64.
 2010-04-12 13:18:13 +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
3a13a53b43 Support i386 without SSE. 
gdb/

2010-04-08  H.J. Lu  <hongjiu.lu@intel.com>

	* i386-linux-nat.c (have_ptrace_getfpxregs): Initialize to -1
	if HAVE_PTRACE_GETFPXREGS is defined.
	(i386_linux_read_description): Set have_ptrace_getfpxregs and
	have_ptrace_getregset to 0 if ptrace PTRACE_GETFPXREGS failed.

	* i386-linux-tdep.c: Include "features/i386/i386-mmx-linux.c"
	(i386_linux_core_read_description): Return tdesc_i386_mmx_linux
	if .reg-xfp section doesn't exist.
	(_initialize_i386_linux_tdep): Call initialize_tdesc_i386_mmx_linux.

	* i386-linux-tdep.h (tdesc_i386_mmx_linux): New.

	* i386-tdep.c: Include "features/i386/i386-mmx.c".
	(i386_go32_init_abi): Set tdesc to tdesc_i386_mmx.
	(i386_validate_tdesc_p): Make org.gnu.gdb.i386.sse optional.  Set
	xcr0 to I386_XSTATE_X87_MASK if SSE isn't available.
	(i386_gdbarch_init): Update comments.
	(_initialize_i386_tdep): Call initialize_tdesc_i386_mmx.

	* common/i386-xstate.h (I386_XSTATE_X87_MASK): New.

	* config/djgpp/fnchange.lst: Add i386 MMX XML files.

	* features/Makefile (i386/i386-mmx-expedite): New.
	(i386/i386-mmx-linux-expedite): Likewise.
	($(outdir)/i386/i386-mmx.dat): Likewise.
	($(outdir)/i386/i386-mmx-linux.dat): Likewise.

	* features/i386/i386-mmx-linux.c: New.
	* features/i386/i386-mmx-linux.xml: Likewise.
	* features/i386/i386-mmx.c: Likewise.
	* features/i386/i386-mmx.xml: Likewise.
	* regformats/i386/i386-mmx-linux.dat: Likewise.
	* regformats/i386/i386-mmx.dat: Likewise.

	* features/Makefile (WHICH): Add i386/i386-mmx and
	i386/i386-mmx-linux.

gdb/doc/

2010-04-08  H.J. Lu  <hongjiu.lu@intel.com>

	* gdb.texinfo (i386 Features): Make org.gnu.gdb.i386.avx
	optional.  Make org.gnu.gdb.i386.avx requires
	org.gnu.gdb.i386.avx.

gdb/gdbserver/

2010-04-08  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.in (clean): Also remove i386-mmx.c i386-mmx-linux.c.
	(i386-mmx.o): New.
	(i386-mmx.c): Likewise.
	(i386-mmx-linux.o): Likewise.
	(i386-mmx-linux.c): Likewise.

	* configure.srv (srv_i386_regobj): Add i386-mmx.o.
	(srv_i386_linux_regobj): Add i386-mmx-linux.o.
	(srv_i386_xmlfiles): Add i386/i386-mmx.xml.
	(srv_i386_linux_xmlfiles): Add i386/i386-mmx-linux.xml.

	* linux-x86-low.c (init_registers_i386_mmx_linux): New.
	(x86_linux_update_xmltarget): Call init_registers_i386_mmx_linux
	and return if ptrace PTRACE_GETFPXREGS failed in 32bit.
 2010-04-08 22:32:38 +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
fc7238bbba * inferiors.c (add_thread): Set last_status kind to 
TARGET_WAITKIND_IGNORE.
	* linux-low.c (cancel_breakpoint): Remove unnecessary regcache
	fetch.  Use ptid_of.  Avoid unnecessary get_lwp_thread calls.
	(linux_wait_1): Move `thread' local definition to block that uses
	it.  Don't NULL initialize `event_child'.
	(linux_resume_one_thread): Avoid unnecessary get_lwp_thread calls.
	Alway set the thread's last_status to TARGET_WAITKIND_IGNORE.
	* linux-x86-low.c (x86_breakpoint_at): Read raw memory.
 2010-04-03 23:14:18 +00:00
Pedro Alves
8b07ae33f0 * linux-low.c (linux_wait_1): Avoid setting need_step_over is 
there's a GDB breakpoint at stop_pc.  Always report a trap to GDB
	if we could tell there's a GDB breakpoint at stop_pc.
	(need_step_over_p): Don't do a step over if we find a GDB
	breakpoint at the resume PC.

	* mem-break.c (struct raw_breakpoint): New.
	(enum bkpt_type): New type `gdb_breakpoint'.
	(struct breakpoint): Delete the `PC', `old_data' and `inserted'
	fields.  New field `raw'.
	(find_raw_breakpoint_at): New.
	(set_raw_breakpoint_at): Handle refcounting.  Create a raw
	breakpoint instead.
	(set_breakpoint_at): Adjust.
	(delete_raw_breakpoint): New.
	(release_breakpoint): New.
	(delete_breakpoint): Rename to...
	(delete_breakpoint_1): ... this.  Add proc parameter.  Use
	release_breakpoint.  Return ENOENT.
	(delete_breakpoint): Reimplement.
	(find_breakpoint_at): Delete.
	(find_gdb_breakpoint_at): New.
	(delete_breakpoint_at): Delete.
	(set_gdb_breakpoint_at): New.
	(delete_gdb_breakpoint_at): New.
	(gdb_breakpoint_here): New.
	(set_reinsert_breakpoint): Use release_breakpoint.
	(uninsert_breakpoint): Rename to ...
	(uninsert_raw_breakpoint): ... this.
	(uninsert_breakpoints_at): Adjust to handle raw breakpoints.
	(reinsert_raw_breakpoint): Change parameter type to
	raw_breakpoint.
	(reinsert_breakpoints_at): Adjust to handle raw breakpoints
	instead.
	(check_breakpoints): Adjust.  Use release_breakpoint.
	(breakpoint_here): Rewrite using find_raw_breakpoint_at.
	(breakpoint_inserted_here): Ditto.
	(check_mem_read): Adjust to iterate over raw breakpoints instead.
	Don't trust the breakpoint's shadow if it is not inserted.
	(check_mem_write): Adjust to iterate over raw breakpoints instead.
	(delete_all_breakpoints): Adjust.
	(free_all_breakpoints): Mark all breakpoints as uninserted, and
	use delete_breakpoint_1.

	* mem-break.h (breakpoints_supported): Delete declaration.
	(set_gdb_breakpoint_at): Declare.
	(gdb_breakpoint_here): Declare.
	(delete_breakpoint_at): Delete.
	(delete_gdb_breakpoint_at): Declare.

	* server.h (struct raw_breakpoint): Forward declare.
	(struct process_info): New field `raw_breakpoints'.

	* linux-x86-low.c (x86_insert_point, x86_remote_point): Handle Z0
	breakpoints.
 2010-04-01 14:25:34 +00:00
Pedro Alves
b9a881c2d2 * linux-x86-low.c (x86_linux_prepare_to_resume): Clear DR6 if the 
lwp had been stopped by a watchpoint.
 2010-03-23 18:00:57 +00:00
H.J. Lu
90884b2b1f Enable XML target descriptions for x86. 
gdb/

2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>

	* amd64-linux-nat.c (AMD64_LINUX_USER64_CS): New.
	(amd64_linux_read_description): Likewise.
	(_initialize_amd64_linux_nat): Set to_read_description to
	amd64_linux_read_description.

	* amd64-linux-tdep.c: Include "features/i386/amd64-linux.c".
	(amd64_linux_register_name): Removed.
	(amd64_linux_register_type): Likewise.
	(amd64_linux_core_read_description): New.
	(amd64_linux_init_abi): Set target description to
	tdesc_amd64_linux if needed.  Support orig_rax in target
	description.  Don't call set_gdbarch_register_name nor
	set_gdbarch_register_type.  Call
	set_gdbarch_core_read_description.
	(_initialize_amd64_linux_tdep): Call
	initialize_tdesc_amd64_linux.

	* amd64-linux-tdep.h (tdesc_amd64_linux): New.

	* amd64-tdep.c:  Include "features/i386/amd64.c".
	(amd64_register_names): Removed.
	(amd64_register_name): Likewise.
	(amd64_register_type): Likewise.
	(amd64_init_abi):  Set num_core_regs and register_names.  Set
	target description to tdesc_amd64 if needed.  Don't call
	set_gdbarch_register_name nor set_gdbarch_register_type.
	(_initialize_amd64_tdep): New.

	* i386-linux-nat.c (i386_linux_read_description): New.
	(_initialize_i386_linux_nat): Set to_read_description to
	i386_linux_read_description.

	* i386-linux-tdep.c: Include "features/i386/i386-linux.c".
	(i386_linux_register_name): Removed.
	(i386_linux_core_read_description): New.
	(i386_linux_read_description): Likewise.
	(i386_linux_init_abi): Don't call set_gdbarch_register_name.
	Set target description to tdesc_i386_linux if needed.  Support
	orig_eax.  Set register_reggroup_p.  Call
	set_gdbarch_core_read_description.
	(_initialize_i386_linux_tdep): Call initialize_tdesc_i386_linux.

	* i386-linux-tdep.h (tdesc_i386_linux): New.

	* i386-nto-tdep.c (i386nto_regset_id): Replace I386_NUM_FREGS
	with I387_NUM_REGS.

	* i386-tdep.c: Include "features/i386/i386.c".
	(i386_register_names): Make it const.
	(i386_mmx_names): Likewise.
	(i386_num_register_names): Removed.
	(i386_register_name): Likewise.
	(i386_eflags_type): Likewise.
	(i386_mxcsr_type): Likewise.
	(i386_sse_type): Likewise.
	(i386_register_type): Likewise.
	(i387_ext_type): Call tdesc_find_type instead of arch_float_type.
	(i386_pseudo_register_name): New.
	(i386_pseudo_register_type): Likewise.
	(i386_mmx_type): Make it static.
	(i386_gdbarch_init): Check arch.  Replace I386_NUM_FREGS with
	I387_NUM_REGS.  Set num_core_regs and register_names.  Don't
	call set_gdbarch_register_name nor set_gdbarch_register_type.
	Set register_reggroup_p.  Set target description to tdesc_i386
	if needed.  Call set_tdesc_pseudo_register_type,
	set_tdesc_pseudo_register_name and tdesc_use_registers.
	(_initialize_i386_tdep): Call initialize_tdesc_i386.
	initialize_tdesc_x86_64.

	* i386-tdep.h (gdbarch_tdep): Remove i386_eflags_type,
	i386_mxcsr_type and i386_sse_type.  Add num_core_regs,
	register_names, tdesc and register_reggroup_p.
	(I386_NUM_FREGS): Removed.
	(i386_eflags_type): Likewise.
	(i386_mxcsr_type): Likewise.
	(i386_mmx_type): Likewise.
	(i386_sse_type): Likewise.
	(i386_register_name): Likewise.
	(i386_regnum): Add I386_MXCSR_REGNUM.
	(I386_SSE_NUM_REGS): Defined with I386_MXCSR_REGNUM.

	* i387-tdep.h (I387_NUM_REGS): New.

	* regformats/i386/i386-linux.dat: Generated.
	* regformats/i386/i386.dat: Likewise.
	* regformats/i386/amd64-linux.dat: Likewise.
	* regformats/i386/amd64.dat: Likewise.

	* regformats/reg-i386-linux.dat: Removed.
	* regformats/reg-i386.dat: Likewise.
	* regformats/reg-x86-64-linux.dat: Likewise.
	* regformats/reg-x86-64.dat: Likewise.

gdb/gdbserver/

2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.in (clean): Replace reg-i386.c, reg-x86-64.c,
	reg-i386-linux.c and reg-x86-64-linux.c with i386.c, amd64.c,
	i386-linux.c and amd64-linux.c.
	(reg-i386.o): Removed.
	(reg-i386.c): Likewise.
	(reg-i386-linux.o): Likewise.
	(reg-i386-linux.c): Likewise.
	(reg-x86-64.o): Likewise.
	(reg-x86-64.c): Likewise.
	(reg-x86-64-linux.o): Likewise.
	(reg-x86-64-linux.c): Likewise.
	(i386.o): New.
	(i386.c): Likewise.
	(i386-linux.o): Likewise.
	(i386-linux.c): Likewise.
	(amd64.o): Likewise.
	(amd64.c): Likewise.
	(amd64-linux.o): Likewise.
	(amd64-linux.c): Likewise.

	* configure.srv (srv_i386_regobj): New.
	(srv_i386_linux_regobj): Likewise.
	(srv_amd64_regobj): Likewise.
	(srv_amd64_linux_regobj): Likewise.
	(srv_i386_32bit_xmlfiles): Likewise.
	(srv_i386_64bit_xmlfiles): Likewise.
	(srv_i386_xmlfiles): Likewise.
	(srv_amd64_xmlfiles): Likewise.
	(srv_i386_linux_xmlfiles): Likewise.
	(srv_amd64_linux_xmlfiles): Likewise.
	(i[34567]86-*-cygwin*): Set srv_regobj to $srv_i386_regobj.  Set
	srv_xmlfiles to $srv_i386_xmlfiles.
	(i[34567]86-*-mingw32ce*): Likewise.
	(i[34567]86-*-mingw*): Likewise.
	(i[34567]86-*-nto*): Likewise.
	(i[34567]86-*-linux*): Set srv_regobj to $srv_i386_linux_regobj
	and $srv_amd64_linux_regobj.  Set srv_xmlfiles to
	$srv_i386_linux_xmlfiles and $srv_amd64_linux_xmlfiles.
	(x86_64-*-linux*): Likewise.

	* linux-x86-low.c (init_registers_x86_64_linux): Removed.
	(init_registers_amd64_linux): New.
	(x86_arch_setup): Replace init_registers_x86_64_linux with
	init_registers_amd64_linux.

gdb/testsuite/

2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>

	* gdb.xml/tdesc-regs.exp (architecture): New.  Set it for x86.
	(load_description): Set architecture if defined.
 2010-03-01 15:33:32 +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
Doug Evans
d90e6a886c * linux-x86-low.c: Delete outdated comment about Elf32_Phdr. 2009-12-22 00:18:13 +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
Doug Evans
9f1036c17f * linux-x86-low.c: Don't include assert.h. 
(x86_siginfo_fixup): Use fatal, not assert.
	(x86_arch_setup): Fix comment.
 2009-05-13 19:11:04 +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