* 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.
Andrew Cagney
Joel Brobecker
Daniel Jacobowitz
Andreas Schwab
gdbadmin
Christopher Faylor
Kris Warkentin
Jim Blandy
Andreas Jaeger
David Carlton
Michael Chastain
Elena Zannoni
Stephane Carrez
Theodore A. Roth
Michael Snyder
Corinna Vinschen
Mark Kettenis
Richard Earnshaw
Jeff Johnston