2005-03-25  Daniel Jacobowitz  <dan@codesourcery.com>

	* gdb/elfread.c (elf_symtab_read): Skip symbols which BFD considers
	special.
2005-03-25  Daniel Jacobowitz  <dan@codesourcery.com>

	* gdb/Makefile.in (arm-linux-nat.o): Update dependencies.
	* gdb/arm-linux-nat.c: Include "gdb_proc_service.h".
	(PTRACE_GET_THREAD_AREA): Define.
	(ps_get_thread_area): New function.

	* gdb/gdbserver/Makefile.in (linux-arm-low.o): Update dependencies.
	* gdb/gdbserver/linux-arm-low.c: Include "../gdb_proc_service.h".
	(PTRACE_GET_THREAD_AREA): Define.
	(ps_get_thread_area): New function.
2005-04-25  Paul Brook  <paul@codesourcery.com>

	* gdb/configure.tgt: Don't build rdi-share library.
	* gdb/config/arm/embed.mt: Ditto.
2005-04-29  Paul Brook  <paul@codesourcery.com>

	* gdb/remote-sim.c (SIGTRAP): Provide default defnition.
	* gdb/signals/signals.c (SIGRAP): Ditto.
2005-03-30  Daniel Jacobowitz  <dan@codesourcery.com>

	* gdb/Makefile.in (arm-linux-nat.o): Update dependencies.
	* gdb/arm-linux-nat.c: Include "gdb_assert.h".
	(PTRACE_GETWMMXREGS, PTRACE_SETWMMXREGS): Define.
	(arm_linux_has_wmmx_registers): New flag.
	(GET_THREAD_ID): Remove stray punctuation.
	(IWMMXT_REGS_SIZE): Define.
	(fetch_wmmx_regs, store_wmmx_regs): New functions.
	(fetch_inferior_registers, store_inferior_registers): Call them.
	(arm_linux_available_registers): New function.
	* gdb/inftarg.c (child_xfer_partial): Handle
	TARGET_OBJECT_AVAILABLE_REGISTERS.
	* gdb/config/arm/nm-linux.h (arm_linux_available_registers): Add
	prototype.
	(NATIVE_XFER_AVAILABLE_REGISTERS): Define.

	* gdb/gdbserver/linux-arm-low.c (arm_fill_wmmxregset)
	(arm_store_wmmxregset): Remove stray text.
	(arm_available_registers): Remove debugging output.  Use hex.
	* gdb/gdbserver/regcache.c (num_registers): Make global.
	* gdb/gdbserver/server.c (handle_p_packet, handle_P_packet): Check
	the value of regnum.

2005-03-28  Paul Brook  <paul@codesourcery.com>
	Daniel Jacobowitz  <dan@codesourcery.com>

	* gdb/Makefile.in: arm-tdep.o depends on $(observer_h).
	* gdb/arm-linux-nat.c (fetch_fpregister, fetch_fpregs,
	store_fpregister, store_fpregs): Rename...
	(fetch_fpa_register, fetch_fpa_regs, store_fpa_register,
	store_fpa_regs): ... to this.
	* gdb/arm-linux-tdep.c (arm_linux_init_abi): Provide ABI specific
	overrides.
	* gdb/arm-tdep.c: Include opserver.h.
	(struct gdbarch_tdep_info): Add.
	(arm_push_dummy_call): Handle doubleword alignment.
	(arm_register_type): Handle iWMMXt and VFP regs.
	(arm_register_byte): Ditto.
	(arm_pseudo_register_read): New function.
	(arm_pseudo_register_write): New function.
	(arm_dwarf_reg_to_regnum): New function.
	(arm_register_sim_regno): Handle iWMMXT regs.
	(arm_register_remote_regno): New function.
	(arm_extract_return_value): Use new macro names.
	(arm_register_name): Handle iWMMXt and VFP registers.
	(arm_sim_available_registers): New function.
	(arm_update_architecture): New function.
	(arm_gdbarch_init): Handle optional register sets.  Register new
	hooks.  Fix misleading error message.
	(_initialize_arm_tdep): Call observer_attach_inferior_created.
	* gdb/arm-tdep.h (ARM_NUM_FP_ARG_REGS, ARM_LAST_FP_ARG_REGNUM,
	FP_REGISTER_SIZE, NUM_FREGS): Rename ...
	(ARM_NUM_FPA_ARG_REGS, ARM_LAST_FPA_ARG_REGNUM, FPA_REGISTER_SIZE,
	NUM_FPA_REGS): ... to this.
	(NUM_IWMMXT_COP0REGS, NUM_IWMMXT_COP1REGS, NUM_IWMMXT_REGS,
	IWMMXT_COP0_REGSIZE, IWMMXT_COP1_REGSIZE, NUM_VFP_XREGS,
	VFP_XREG_SIZE, NUM_VFP_SREGS, VFP_SREG_SIZE, NUM_VFP_PSEUDOS): Define.
	(struct gdbarch_tdep): Add target_has_iwmmxt_regs,
	target_has_vfp_regs, first_iwmmxt_regnum, target_iwmmxt_regnum,
	first_vfp_regnum, first_vfp_pseudo and target_vfp_regnum.
	* gdb/gdbarch.c (struct gdbarch): Add remote_num_g_packet_regs,
	sim_available_registers and register_remote_regno.
	(startup_gdbarch, verify_gdbarch): Ditto.
	(gdbarch_dump): Dump new fields.
	(gdbarch_remote_num_g_packet_regs_p, gdbarch_remote_num_g_packet_regs,
	set_gdbarch_remote_num_g_packet_regs,
	gdbarch_sim_available_registers_p, gdbarch_sim_available_registers,
	set_gdbarch_sim_available_registers, gdbarch_register_remote_regno_p,
	gdbarch_register_remote_regno, set_gdbarch_register_remote_regno):
	New functions.
	* gdb/gdbarch.h: Add prototypes.
	* gdb/gdbarch.sh: Add new fields.
	(deprecated_current_gdbarch_select_hack): Call flush_cached_frames.
	* gdb/remote-sim.h (gdbsim_create_inferior): Call
	observer_notify_inferior_created.
	(gdbsim_xfer_partial): New function.
	(init_gdbsim_ops): Use it.
	* gdb/remote.c (struct remote_state): Add num_g_regs.
	(init_remote_state): Only consider hard regs.  Allow target to provide
	register mapping.
	(packet_reg_from_regnum): Don't check pseudo regs.
	(packet_reg_from_pnum): Ditto.
	(remote_protocol_qPart_availableRegisters): Add.
	(set_remote_protocol_qPart_availableRegisters_packet_cmd,
	show_remote_protocol_qPart_availableRegisters_packet_cmd): New
	functions.
	(fetch_register_using_p, store_register_using_P): Handle arbitrary
	register mappings.
	(fetch_registers_using_g): New function.
	(remote_fetch_registers): Use it.
	(store_registers_using_G): New function.
	(remote_store_registers): Use it.
	(remote_xfer_partial): Handle TARGET_OBJECT_AVAILABLE_REGISTERS.
	(show_remote_cmd): Display availableRegisters.
	(_initialize_remote): Register qPart_availableRegisters.
	* gdb/target.h (enum target_object): Add
	TARGET_OBJECT_AVAILABLE_REGISTERS.
	* gdb/gdbserver/configure.srv (arm*-*-linux*): set
	srv_linux_regsets=yes.
	* gdb/gdbserver/linux-arm-low.c (PTRACE_GETWMMXREGS,
	PTRACE_SETWMMXREGS): Define.
	(arm_fill_gregset, arm_store_gregset, arm_fill_wmmxregset,
	arm_store_wmmxregset, arm_available_registers): New functions.
	(target_regsets): Add.
	(the_low_target): Use arm_available_registers.
	* gdb/gdbserver/linux-low.c (linux_available_registers): New function.
	(linux_target_op): Use it.
	* gdb/gdbserver/linux-low.h (gdbserver/linux-low.h): Add
	available_registers.
	(use_regsets_p): Declare.
	* gdb/gdbserver/regcache.c (g_register_bytes): Add.
	(regcache_invalidate, registers_to_string, registers_from_string):
	Use it.
	(set_register_cache): Set g_register_bytes.
	(supply_register_as_string): New function.
	* gdb/gdbserver/regcache.h (supply_register_as_string): Add prototype.
	* gdb/gdbserver/server.c (handle_query): Handle
	qPart:availableRegisters.
	(handle_p_packet, handle_P_packet): New functions.
	(main): Handle 'p' and 'P' packets.
	* gdb/gdbserver/target.h (struct target_ops): Add available_registers.
	* gdb/regformats/reg-arm.dat: Add last_g_reg and iWMMXT regs.
	* gdb/regformats/regdat.sh: Handle last_g_reg.
	* gdb/regformats/regdef.h (set_register_cache): Update prototype.
2005-10-20  Paul Brook  <paul@codesourcery.com>

	* arm-tdep.c (arm_iwmmxt_type): New.
	(arm_build_iwmmxt_type): New function.
	(arm_register_type): Use it.
        * gdb/arm-tdep.c (submask, bit, bits, sbits): Move macro definitions.
        (thumb_skip_prologue): Don't require frame pointer. Handle Thumb-2
        prologue instructions.
        (thumb_get_insn): New function. Read a Thumb or Thumb-2 instruction
        from memory.
        (arm_skip_prologue): Change comment to include Thumb-2.
        (thumb2_modify_constant): New function. Perform the Thumb-2 12-bit
        immediate transformation.
        (thumb_scan_prologue): Handle Thumb-2 prologue instructions.
    * gdb/arm-tdep.c (bitcount): Move function higher up in file.
    (thumb2_it_block): New function. Find the next instruction to be
    executed in an IT block.
    (thumb_get_next_pc): Handle 16- and 32-bit Thumb-2 instructions.
        * gdb/arm-tdep.c (thumb2_modify_constant): Silence compiler warning.
        (thumb_scan_prologue): Fix typo.
	* gdb/gdbserver/linux-arm-low.c: Move #include below ELF_GREGSET_T
	definition.
	Backport:
	2006-01-24  Daniel Jacobowitz  <dan@codesourcery.com>

	* infcmd.c: Include "observer.h".
	(post_create_inferior): New function.
	(run_command_1): Call it.  Also call proceed.
	* inferior.h (post_create_inferior): New prototype.
	* Makefile.in (infcmd.o): Update.
...
	Backport:
	2006-01-24  Daniel Jacobowitz  <dan@codesourcery.com>

	PR gdb/1914
	* fork-child.c (fork_inferior): Don't call
	solib_create_inferior_hook.
	* infcmd.c (post_create_inferior): Call solib_add,
	solib_create_inferior_hook, and re_enable_breakpoints_in_shlibs.
	(attach_command): Don't call solib_add or
	re_enable_breakpoints_in_shlibs.  Call post_create_inferior
	instead.
...
	* gdb/regformats/regdat.sh: Include <stdlib.h>.