* nto-procfs.c: New file. Native procfs support for QNX Neutrino.
* config/i386/nto.mh: New file.
* config/i386/nm-nto.h: New file.
* configure.host: Add i[3456]86-*-nto*.
* gdbarch.sh (REGISTER_RAW_SIZE, REGISTER_VIRTUAL_SIZE): Add
predicate.
* gdbarch.h, gdbarch.c: Re-generate.
* regcache.c (init_regcache_descr): Use legacy code when either
REGISTER_BYTE or REGISTER_RAW_SIZE is set.
(add_char): Rename to add_charest, update.
(wack_char): Rename to wack_charest, update types. Return l + r
to keep r live across the call.
(wack_short, wack_int, wack_long, wack_longest, wack_float)
(wack_double, wack_doublest): Return l + r to keep r live across
the call.
* gdb.base/store.exp: Accomodate store.c changes.
'stack_bought_valid'.
(s390_get_frame_info): Set fextra_info->stack_bought_valid if we
initialize fextra_info->stack_bought.
(s390_frameless_function_invocation): Don't trust the value of
fextra_info_ptr->stack_bought unless
fextra_info->stack_bought_valid is set.
* s390-tdep.c (struct prologue_value, enum pv_boolean): New types.
(pv_set_to_unknown, pv_set_to_constant, pv_set_to_register,
pv_constant_last, pv_add, pv_add_constant, pv_subtract,
pv_logical_and, pv_is_identical, pv_is_register, pv_is_array_ref,
compute_x_addr, s390_on_stack, s390_store,
s390_get_signal_frame_info): New functions.
(S390_NUM_SPILL_SLOTS): New macro.
(s390_get_frame_info): Rewritten.
(is_arg_reg): Deleted.
Break out the decoding of S/390 instructions into separate
functions, to make it more legible, and easier to check
against the spec.
* s390-tdep.c (is_ri, is_ril, is_rr, is_rre, is_rs, is_rse,
is_rx, is_rxe): New functions.
(op1_aghi, op2_aghi, op1_ahi, op2_ahi, op_ar, op_basr, op1_bras,
op2_bras, op_l, op_la, op1_larl, op2_larl, op_lgr, op1_lghi,
op2_lghi, op1_lhi, op2_lhi, op_lr, op_nr, op_ngr, op_s, op_st,
op_std, op1_stg, op2_stg, op_stm, op1_stmg, op2_stmg, op_svc): New
enums for opcode values. (Is this an improvement?)
former ia64_push_arguments and ia64_push_return_address, and use
regcache functions instead of read/write_register.
(ia64_gdbarch_init): Set push_dummy_call instead of
deprecated_push_arguments and deprecated_push_return_address.
* trad-frame.h: Update comments, a -1 .addr is reserved.
(trad_frame_value_p, trad_frame_addr_p): Declare.
(trad_frame_reg_p): Declare.
(trad_frame_set_value): Rename trad_frame_register_value.
(trad_frame_set_unknown): Declare.
* trad-frame.c (trad_frame_realreg_p): New function.
(trad_frame_addr_p, trad_frame_value_p): New function.
(trad_frame_set_unknown): New function.
(trad_frame_alloc_saved_regs): Initialize .addr to -1, not zero.
(trad_frame_prev_register): Use trad_frame_realreg_p,
trad_frame_addr_p and trad_frame_value_p.
(trad_frame_set_value): Rename trad_frame_register_value.
* d10v-tdep.c (d10v_frame_unwind_cache): Use trad_frame_addr_p
and trad_frame_set_value.
Gerhard Tonn) for argument passing on the S/390 and S/390x:
* s390-tdep.c (S390_STACK_FRAME_OVERHEAD): This is always space
for 16 registers, and then 32 more bytes.
(S390_STACK_PARAMETER_ALIGNMENT, S390_NUM_FP_PARAMETER_REGISTERS):
New macros.
(is_double_arg): The s390x doesn't handle DOUBLE_ARGS specially.
Move up in the file, since it's now used by is_simple_arg.
(is_simple_arg): Don't assume registers are four bytes long.
Exclude all double arguments. Extended floats are not simple
args.
(is_power_of_two): New function.
(pass_by_copy_ref): Call is_power_of_two, and check that the
length fits in a register, rather than listing all the acceptable
sizes. Extended floats are not passed by reference.
(s390_push_arguments): Don't assume registers are four bytes long.
Reserve an argument register to point to the buffer for structures
returned by value. Use S390_NUM_FP_PARAMETER_REGISTERS and
S390_STACK_FRAME_OVERHEAD.
* remote.c (remote_write_bytes): Explicitly compute and then use
the payload size. Update comments to reflect. Fixes problem of
GDB not sending small packets as found by Fred Fish.
* m68hc11-tdep.c (m68hc11_call_dummy_address): Delete function.
(m68hc11_gdbarch_init): Do not set call_dummy_address.
* avr-tdep.c (avr_call_dummy_address): Delete function.
(avr_gdbarch_init): Do not set call_dummy_address.
* symfile.c (syms_from_objfile): Move variables to inner block.
Move the checks for the non-mainline case a bit earlier to avoid
doing some useless computations.
* utils.c (internal_vproblem): Print the problem to a reason
buffer and then pass to query. Make the msg variable more local.
VS: ----------------------------------------------------------------------
of SSE registers so that varargs functions work. Rework handling
of passing arguments on the stack.
(x86_64_store_return_value): Return double and float values in SSE
register.
* agentexpr.texi: Retitle section, and change it to an appendix.
Comment out texinfo initialization. Factor a @var{} into two
pieces to prevent makeinfo warnings.
* gdb.texinfo: Add Agent Expressions appendix.
argument of val_print.
* cp-valprint.c (cp_print_value): Don't add the offset parameter
to the address argument of baseclass_offset or target_read_memory.
Do add it to the argument of cp_print_value_fields.
* mips-tdep.c: Include "reggroups.h" and "sim-regno.h".
(mips_register_name): Return names for NUM_REGS..2*NUM_REGS
instead of 0..NUM_REGS.
(mips_register_reggroup_p): New function.
(mips_pseudo_register_write): New function.
(mips_pseudo_register_read): New function.
(mips_register_raw_size): For NUM_REGS..2*NUM_REGS return the size
based on the register's type.
(read_next_frame_reg): Simplify. Assert that REGNO is a pseudo /
cooked.
(mips_get_saved_register): Simplify. Assert that REGNO is a
pseudo / cooked.
(mips_register_byte): New function. Use MIPS_REGISTER_BYTE.
(mips_register_type): Replace mips_register_virtual_type. Map
NUM_REGS..2*NUM_REGS onto 0..NUM_REGS. Use MIPS_REGISTER_TYPE
when available.
(read_next_frame_reg): Simplify, but handle SP_REGNUM. Assert
that the register is cooked / virtual.
(mips_frame_saved_pc): Fetch the cooked PC, and not the raw PC.
Only get the extra info when needed.
(set_reg_offset): Save the offset in NUM_REGS..2*NUM_REGS as well.
(mips32_heuristic_proc_desc): Fetch the cooked register.
(heuristic_proc_desc, mips_pop_frame, get_frame_pointer): Ditto.
(mips_init_extra_frame_info, get_frame_pointer): Ditto.
(mips_print_register): Use gdbarch_register_type, instead of
REGISTER_VIRTUAL_TYPE.
(print_gp_register_row): Use gdbarch_register_type, instead of
REGISTER_VIRTUAL_TYPE. Allow for a pseudo / cooked REGNUM.
(mips_print_registers_info): Assert REGNO is pseodo / cooked.
Print the pseudo / cooked registers.
(mips_print_registers_info): Assert REGNO is pseodo / cooked.
Print the pseudo / cooked registers.
(mips_xfer_register): Use regcache_cooked_read_part. Assert that
REG_NUM is pseudo / cooked.
(mips_o32_xfer_return_value): Xfer the pseudo / cooked register.
(mips_n32n64_xfer_return_value): Ditto.
(mips_stab_reg_to_regnum): Map onto NUM_REGS..2*NUM_REGS.
(mips_dwarf_dwarf2_ecoff_reg_to_regnum): Ditto.
(mips_register_sim_regno): New function.
(mips_gdbarch_init): Set deprecated_register_byte,
register_group_p, pseudo_register_write, pseudo_register_read,
register_sim_regno, and num_pseudo_regs. Set register_type,
instead of register_virtual_type.
* Makefile.in (mips-tdep.o): Update dependencies.
* config/mips/tm-mips64.h (MIPS_REGISTER_TYPE): Rename
REGISTER_VIRTUAL_TYPE.
* config/mips/tm-mips.h (MIPS_REGISTER_TYPE): Ditto.
* config/mips/tm-irix5.h (MIPS_REGISTER_TYPE): Ditto.
* config/mips/tm-mips.h (MIPS_REGISTER_BYTE): Rename REGISTER_BYTE.
* config/mips/tm-irix6.h (MIPS_REGISTER_BYTE): Ditto.
* config/mips/tm-irix5.h (MIPS_REGISTER_BYTE): Ditto.
* linux-nat.h: New file.
* linux-nat.c: Include linux-nat.h.
* lin-lwp.c: Include linux-nat.h.
Move struct lwp_info def to linux-nat.h.
* linux-proc.c: Include linux-nat.h.
(linux_make_note_section): Iterate over lwps instead of threads.
(linux_do_thread_registers): Use lwp instead of merged pid.
* config/nm-linux.h: Move miscelaneous def'ns to linux-nat.h.
* Makefile.in (lin-lwp.o, linux-proc.o, linux-nat.o):
Add dependency on linux_nat_h.
* frame.h (deprecated_get_next_frame_hack): Declare.
* frame.c (legacy_saved_regs_prev_register): Only require
DEPRECATED_FRAME_INIT_SAVED_REGS when it is needed. Assert that
there are always saved regs.
(deprecated_generic_get_saved_register): Do not require
DEPRECATED_FRAME_INIT_SAVED_REGS.
(legacy_get_prev_frame): Do not require DEPRECATED_FRAME_CHAIN,
use frame ID unwind instead.
(deprecated_get_next_frame_hack): New function.
(h8300_push_dummy_call): ...this function. Some minor optimization.
(h8300_push_return_address): Remove.
(h8300_gdbarch_init): Remove calls to
set_gdbarch_deprecated_dummy_write_sp,
set_gdbarch_deprecated_push_arguments and
set_gdbarch_deprecated_push_return_address.
Add call to set_gdbarch_push_dummy_call.
(E_PSEUDO_EXR_REGNUM): Ditto.
(h8300_is_argument_spill): Check for instructions moving argument
registers into safe registers.
(h8300_skip_prologue): Check for stm instruction to push registers
used for register variables onto stack.
(gdb_print_insn_h8300): Remove.
(h8300_examine_prologue): Add a comment.
(h8300_register_name): Take pseudo registers into account.
(h8300s_register_name): Ditto.
(h8300sx_register_name): Ditto.
(h8300_print_register): Ditto.
(h8300_print_registers_info): Define "nice" printing order.
(h8300_saved_pc_after_call): Take pseudo registers into account.
(h8300_register_type): Ditto. Return type used for remote connection
when requesting real CCR or EXR register, return actual type when
requesting pseudo CCR or EXR.
(h8300_pseudo_register_read): New function.
(h8300_pseudo_register_write): Ditto.
(h8300_dbg_reg_to_regnum): Ditto.
(h8300s_dbg_reg_to_regnum): Ditto.
(h8300_gdbarch_init): Call set_gdbarch_num_pseudo_regs,
set_gdbarch_ecoff_reg_to_regnum, set_gdbarch_dwarf_reg_to_regnum,
set_gdbarch_dwarf2_reg_to_regnum, set_gdbarch_stab_reg_to_regnum and
set_gdbarch_print_insn architecture dependent.
Call set_gdbarch_pseudo_register_read and
set_gdbarch_pseudo_register_write.
(_initialize_h8300_tdep): Remove assignment to deprecated_tm_print_insn.
(avr_register_raw_size): Delete function.
(avr_register_virtual_size): Delete function.
(avr_register_virtual_type): Delete function.
(avr_register_type): New function.
(avr_address_to_pointer): Remove unused code.
(avr_read_fp): Need to read FP as two separate bytes due to change to
avr_register_type() usage.
(avr_gdbarch_init): Don't set deprecated_register_size.
Don't set deprecated_register_bytes.
Don't set deprecated_register_byte.
Don't set deprecated_register_raw_size.
Don't set deprecated_max_register_raw_size.
Don't set deprecated_register_virtual_size.
Don't set deprecated_max_register_virtual_size.
Don't set deprecated_register_virtual_type.
Set register_type method.
Move floating-point code to new function in i387-tdep.c.
* i387-tdep.c (i387_register_to_value, i387_value_to_register):
New functions containing code moved here from i386-tdep.c.
* i387-tdep.h: Add opaque declaration for `struct type'.
(i387_register_to_value, i387_value_to_register): New prototypes.
* x86-64-tdep.c (x86_64_convert_register_p): New function.
(x86_64_init_abi): Set convert_register_p, register_to_value and
value_to_register here.
Mark Kettenis <kettenis@gnu.org>
* gdbarch.sh (CONVERT_REGISTER_P): Add "type" parameter.
(REGISTER_TO_VALUE, VALUE_TO_REGISTER): Replace raw buffer
parameter with "frame".
* gdbarch.h, gdbarch.c: Re-generate.
* frame.h (put_frame_register): Declare.
* frame.c (put_frame_register): New function.
* arch-utils.c (legacy_convert_register_p): Add "type" parameter.
(legacy_register_to_value): Rewrite, use "frame" to get the
register value.
(legacy_value_to_register): Rewrite, use "frame" to find the
register's location before storing.
* arch-utils.h (legacy_convert_register_p): Update.
(legacy_register_to_value, legacy_value_to_register): Update.
* findvar.c (value_from_register): Rewrite, eliminate use of
REGISTER_CONVERT_TO_TYPE, pass "type" to CONVERT_REGISTER_P, pass
"frame" to REGISTER_TO_VALUE.
* valops.c (value_assign): Move the CONVERT_REGISTER code to the
lval_reg_frame_relative + lval_register branch of the switch. Do
not use REGISTER_CONVERT_FROM_TYPE. Use put_frame_register.
* i386-tdep.c (I386_EBX_REGNUM, I386_ECX_REGNUM, I386_ESI_REGNUM,
I386_EDI_REGNUM): New defines.
(i386_next_regnum, i386_convert_register_p,
i386_register_to_value, i386_value_to_register): New functions.
(i386_register_convertible, i386_register_convert_to_virtual,
i386_convert_to_raw): Remove functions.
(i386_gdbarch_init): Set convert_register_p, register_to_value and
value_to_register instead of register_convertible,
register_convert_to_virtual and register_convert_to_raw.
* mips-tdep.c (mips_convert_register_p): New function.
(mips_value_to_register): Replace mips_register_convert_from_type.
(mips_register_to_value): Replace mips_register_convert_to_type.
(mips_gdbarch_init): Set conver_register_p, value_to_register and
register_to_value.
* alpha-tdep.c (alpha_convert_register_p): Update.
(alpha_value_to_register): Update, store the register.
(alpha_register_to_value): Update, fetch the register.
* gdb.base/store.exp: Test longest and doublest. Test all
parameters. Weaken return statement match.
* gdb.base/store.c: Add longest and doublest - aka long long and
long double functions. Put all parameters into local register
variables. Use negative values.
(avr_gdbarch_init): Remove avr_call_dummy_words variable.
Don't set deprecated_call_dummy_words.
Remove commented out set_gdbarch_believe_pcc_promotion() call.
Don't set remote_translate_xfer_address.
(avr_io_reg_read_command): Remove commented out debug printf.
Wrap a long line.
* gdb.base/fileio.c: Include <errno.h>, and <sys/wait.h>. Gag
-Wformat errors. Add lost line. Use WEXITSTATUS to get system
exit status.
* gdb.base/fileio.exp: Disable target when nointerrupts and
noinferiorio, instead of limiting it to remote. Use remote_exec
instead of system.
* infcall.c (call_function_by_hand): When UNWIND_DUMMY_ID is
available, do not use the FP register, and always save the TOS.
* dummy-frame.c (dummy_frame_this_id): Do not assert
SAVE_DUMMY_FRAME_TOS.
* i386-tdep.c (i386_save_dummy_frame_tos): Delete function.
(i386_gdbarch_init): Do not set save_dummy_frame_tos.
(i386_push_dummy_call): Add 8 to the returned SP.
* frame.c (legacy_frame_p): Do not require SAVE_DUMMY_FRAME_TOS.
* d10v-tdep.c (d10v_unwind_dummy_id): Use d10v_unwind_sp.
(d10v_gdbarch_init): Do not set save_dummy_frame_tos.
* x86-64-tdep.c (x86_64_save_dummy_frame_tos): Delete function.
(x86_64_push_dummy_call): Return "sp + 16".
(x86_64_init_abi): Do not set save_dummy_frame_tos.
* alpha-tdep.c (alpha_gdbarch_init): Do not set
save_dummy_frame_tos.
(avr_pointer_to_address): Shift code addrs left 1 bit.
(avr_convert_from_func_ptr_addr): Delete function since operation is
better handled by avr_address_to_pointer and avr_pointer_to_address.
(avr_gdbarch_init): Don't set convert_from_func_ptr_add method.
indicate registers used for return values.
(struct frame_extra_info): Drop args_pointer and locals_pointer.
(h8300_examine_prologue): Remove initializing dropped frame_extra_info
members.
(h8300_init_extra_frame_info): Ditto.
(h8300_frame_locals_address): Removed.
(h8300_frame_args_address): Removed.
(h8300_extract_return_value): Use new regcache structure. Only care
for 16 bit CPUs.
(h8300h_extract_return_value): Same function for 32 bit CPUs.
(h8300_store_return_value): Use new regcache structure. Only care
for 16 bit CPUs.
(h8300h_store_return_value): Same function for 32 bit CPUs.
(h8300_store_struct_return): Removed.
(h8300_extract_struct_value_address): Use new regcache structure.
(h8300h_extract_struct_value_address): Removed.
(h8300_push_dummy_code): New function.
(h8300_gdbarch_init): Slightly rearranged to stress deprecated calls.
Remove call_dummy_words. Call set_gdbarch_extract_return_value and
set_gdbarch_store_return_value architecture dependent.
Call set_gdbarch_push_dummy_code and
set_gdbarch_extract_struct_value_address.
Remove calls to set_gdbarch_frame_args_address,
set_gdbarch_frame_locals_address,
set_gdbarch_deprecated_store_struct_return,
set_gdbarch_deprecated_extract_return_value,
set_gdbarch_deprecated_extract_struct_value_address,
set_gdbarch_deprecated_call_dummy_words and
set_gdbarch_deprecated_sizeof_call_dummy_words.
(h8300h_register_byte): Remove.
(h8300_register_virtual_type): Remove. Substitute by...
(h8300_register_type): New function.
(h8300_extract_struct_value_address): Drop usage of h8300_register_byte.
(h8300h_extract_struct_value_address): Ditto.
(h8300_gdbarch_init): Drop calls to
set_gdbarch_deprecated_register_byte and
set_gdbarch_deprecated_register_virtual_type.
Add call to set_gdbarch_register_type.
* ppc-linux-tdep.c (insn_d, insn_ds, insn_xfx, read_insn, struct
insn_pattern, insns_match_pattern, d_field, ds_field): New
functions, macros, and types for working with PPC instructions.
(ppc64_standard_linkage, PPC64_STANDARD_LINKAGE_LEN,
ppc64_in_solib_call_trampoline, ppc64_standard_linkage_target,
ppc64_skip_trampoline_code): New functions, variables, and macros
for recognizing and skipping linkage functions.
(ppc_linux_init_abi): Use ppc64_in_solib_call_trampoline and
ppc64_skip_trampoline_code for the 64-bit PowerPC Linux ABI.
* config/powerpc/tm-linux.h (SKIP_TRAMPOLINE_CODE): Remove the
other #definition of this.
(ppc_linux_skip_trampoline_code): Remove declaration.
* ppc-linux-tdep.c (ppc_linux_skip_trampoline_code): Make this
static.
(ppc_linux_init_abi): Register it as the skip_trampoline_code
method for GDBARCH.
powerpc64-*-linux, selecting powerpc/ppc64-linux.mh and
powerpc/linux.mt.
* config/powerpc/ppc64-linux.mh, config/powerpc/nm-ppc64-linux.mh:
New files.
* wince.c: Include "mips-tdep.h".
* mips-tdep.h (mips_next_pc): Declare.
* mcore-tdep.c: Make more local functions static.
* Makefile.in (wince.o): Update dependencies.