# Architecture commands for GDB, the GNU debugger.
#
-# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
-# Free Software Foundation, Inc.
+# Copyright (C) 1998-2020 Free Software Foundation, Inc.
#
# This file is part of GDB.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor,
-# Boston, MA 02110-1301, USA.
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Make certain that the script is not running in an internationalized
# environment.
-LANG=c ; export LANG
-LC_ALL=c ; export LC_ALL
-
-
-compare_new ()
-{
- file=$1
- if test ! -r ${file}
- then
- echo "${file} missing? cp new-${file} ${file}" 1>&2
- elif diff -u ${file} new-${file}
- then
- echo "${file} unchanged" 1>&2
- else
- echo "${file} has changed? cp new-${file} ${file}" 1>&2
- fi
-}
-
+LANG=C ; export LANG
+LC_ALL=C ; export LC_ALL
# Format of the input table
-read="class macro returntype function formal actual staticdefault predefault postdefault invalid_p print garbage_at_eol"
+read="class returntype function formal actual staticdefault predefault postdefault invalid_p print garbage_at_eol"
do_read ()
{
comment=""
class=""
- while read line
+ # On some SH's, 'read' trims leading and trailing whitespace by
+ # default (e.g., bash), while on others (e.g., dash), it doesn't.
+ # Set IFS to empty to disable the trimming everywhere.
+ # shellcheck disable=SC2162
+ while IFS='' read line
do
if test "${line}" = ""
then
else
# The semantics of IFS varies between different SH's. Some
- # treat ``::' as three fields while some treat it as just too.
- # Work around this by eliminating ``::'' ....
- line="`echo "${line}" | sed -e 's/::/: :/g' -e 's/::/: :/g'`"
+ # treat ``;;' as three fields while some treat it as just two.
+ # Work around this by eliminating ``;;'' ....
+ line="$(echo "${line}" | sed -e 's/;;/; ;/g' -e 's/;;/; ;/g')"
- OFS="${IFS}" ; IFS="[:]"
- eval read ${read} <<EOF
+ OFS="${IFS}" ; IFS="[;]"
+ eval read "${read}" <<EOF
${line}
EOF
IFS="${OFS}"
- if test -n "${garbage_at_eol}"
+ if test -n "${garbage_at_eol:-}"
then
echo "Garbage at end-of-line in ${line}" 1>&2
kill $$
# that ended up with just that space character.
for r in ${read}
do
- if eval test \"\${${r}}\" = \"\ \"
+ if eval test "\"\${${r}}\" = ' '"
then
- eval ${r}=""
+ eval "${r}="
fi
done
- FUNCTION=`echo ${function} | tr '[a-z]' '[A-Z]'`
- if test "x${macro}" = "x="
- then
- # Provide a UCASE version of function (for when there isn't MACRO)
- macro="${FUNCTION}"
- elif test "${macro}" = "${FUNCTION}"
- then
- echo "${function}: Specify = for macro field" 1>&2
- kill $$
- exit 1
- fi
-
- # Check that macro definition wasn't supplied for multi-arch
case "${class}" in
- [mM] )
- if test "${macro}" != ""
- then
- echo "Error: Function ${function} multi-arch yet macro ${macro} supplied" 1>&2
- kill $$
- exit 1
- fi
- esac
-
- case "${class}" in
- m ) staticdefault="${predefault}" ;;
+ m ) staticdefault="${predefault:-}" ;;
M ) staticdefault="0" ;;
* ) test "${staticdefault}" || staticdefault=0 ;;
esac
case "${class}" in
F | V | M )
- case "${invalid_p}" in
+ case "${invalid_p:-}" in
"" )
if test -n "${predefault}"
then
#invalid_p="gdbarch->${function} == ${predefault}"
- predicate="gdbarch->${function} != ${predefault}"
+ predicate="gdbarch->${function:-} != ${predefault}"
elif class_is_variable_p
then
predicate="gdbarch->${function} != 0"
esac
esac
- # PREDEFAULT is a valid fallback definition of MEMBER when
- # multi-arch is not enabled. This ensures that the
- # default value, when multi-arch is the same as the
- # default value when not multi-arch. POSTDEFAULT is
- # always a valid definition of MEMBER as this again
- # ensures consistency.
-
- if [ -n "${postdefault}" ]
- then
- fallbackdefault="${postdefault}"
- elif [ -n "${predefault}" ]
- then
- fallbackdefault="${predefault}"
- else
- fallbackdefault="0"
- fi
-
#NOT YET: See gdbarch.log for basic verification of
# database
fallback_default_p ()
{
- [ -n "${postdefault}" -a "x${invalid_p}" != "x0" ] \
- || [ -n "${predefault}" -a "x${invalid_p}" = "x0" ]
+ { [ -n "${postdefault:-}" ] && [ "x${invalid_p}" != "x0" ]; } \
+ || { [ -n "${predefault}" ] && [ "x${invalid_p}" = "x0" ]; }
}
class_is_variable_p ()
# M -> multi-arch function + predicate
# hiding a multi-arch function + predicate to test function validity
- macro ) : ;;
-
- # The name of the legacy C macro by which this method can be
- # accessed. If empty, no macro is defined. If "=", a macro
- # formed from the upper-case function name is used.
-
returntype ) : ;;
# For functions, the return type; for variables, the data type
# You cannot specify both a zero INVALID_P and a POSTDEFAULT.
- # Variable declarations can refer to ``current_gdbarch'' which
+ # Variable declarations can refer to ``gdbarch'' which
# will contain the current architecture. Care should be
# taken.
# An optional expression that convers MEMBER to a value
# suitable for formatting using %s.
- # If PRINT is empty, paddr_nz (for CORE_ADDR) or paddr_d
- # (anything else) is used.
+ # If PRINT is empty, core_addr_to_string_nz (for CORE_ADDR)
+ # or plongest (anything else) is used.
garbage_at_eol ) : ;;
{
# See below (DOCO) for description of each field
cat <<EOF
-i:TARGET_ARCHITECTURE:const struct bfd_arch_info *:bfd_arch_info:::&bfd_default_arch_struct::::TARGET_ARCHITECTURE->printable_name
-#
-i::int:byte_order:::BFD_ENDIAN_BIG
+i;const struct bfd_arch_info *;bfd_arch_info;;;&bfd_default_arch_struct;;;;gdbarch_bfd_arch_info (gdbarch)->printable_name
#
-i::enum gdb_osabi:osabi:::GDB_OSABI_UNKNOWN
+i;enum bfd_endian;byte_order;;;BFD_ENDIAN_BIG
+i;enum bfd_endian;byte_order_for_code;;;BFD_ENDIAN_BIG
#
-i::const struct target_desc *:target_desc:::::::paddr_d ((long) current_gdbarch->target_desc)
-# Number of bits in a char or unsigned char for the target machine.
-# Just like CHAR_BIT in <limits.h> but describes the target machine.
-# v:TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0:
+i;enum gdb_osabi;osabi;;;GDB_OSABI_UNKNOWN
#
+i;const struct target_desc *;target_desc;;;;;;;host_address_to_string (gdbarch->target_desc)
+
# Number of bits in a short or unsigned short for the target machine.
-v:TARGET_SHORT_BIT:int:short_bit:::8 * sizeof (short):2*TARGET_CHAR_BIT::0
+v;int;short_bit;;;8 * sizeof (short);2*TARGET_CHAR_BIT;;0
# Number of bits in an int or unsigned int for the target machine.
-v:TARGET_INT_BIT:int:int_bit:::8 * sizeof (int):4*TARGET_CHAR_BIT::0
+v;int;int_bit;;;8 * sizeof (int);4*TARGET_CHAR_BIT;;0
# Number of bits in a long or unsigned long for the target machine.
-v:TARGET_LONG_BIT:int:long_bit:::8 * sizeof (long):4*TARGET_CHAR_BIT::0
+v;int;long_bit;;;8 * sizeof (long);4*TARGET_CHAR_BIT;;0
# Number of bits in a long long or unsigned long long for the target
# machine.
-v:TARGET_LONG_LONG_BIT:int:long_long_bit:::8 * sizeof (LONGEST):2*TARGET_LONG_BIT::0
+v;int;long_long_bit;;;8 * sizeof (LONGEST);2*gdbarch->long_bit;;0
-# The ABI default bit-size and format for "float", "double", and "long
-# double". These bit/format pairs should eventually be combined into
-# a single object. For the moment, just initialize them as a pair.
+# The ABI default bit-size and format for "half", "float", "double", and
+# "long double". These bit/format pairs should eventually be combined
+# into a single object. For the moment, just initialize them as a pair.
# Each format describes both the big and little endian layouts (if
# useful).
-v:TARGET_FLOAT_BIT:int:float_bit:::8 * sizeof (float):4*TARGET_CHAR_BIT::0
-v:TARGET_FLOAT_FORMAT:const struct floatformat **:float_format:::::floatformats_ieee_single::pformat (current_gdbarch->float_format)
-v:TARGET_DOUBLE_BIT:int:double_bit:::8 * sizeof (double):8*TARGET_CHAR_BIT::0
-v:TARGET_DOUBLE_FORMAT:const struct floatformat **:double_format:::::floatformats_ieee_double::pformat (current_gdbarch->double_format)
-v:TARGET_LONG_DOUBLE_BIT:int:long_double_bit:::8 * sizeof (long double):8*TARGET_CHAR_BIT::0
-v:TARGET_LONG_DOUBLE_FORMAT:const struct floatformat **:long_double_format:::::floatformats_ieee_double::pformat (current_gdbarch->long_double_format)
+v;int;half_bit;;;16;2*TARGET_CHAR_BIT;;0
+v;const struct floatformat **;half_format;;;;;floatformats_ieee_half;;pformat (gdbarch->half_format)
+v;int;float_bit;;;8 * sizeof (float);4*TARGET_CHAR_BIT;;0
+v;const struct floatformat **;float_format;;;;;floatformats_ieee_single;;pformat (gdbarch->float_format)
+v;int;double_bit;;;8 * sizeof (double);8*TARGET_CHAR_BIT;;0
+v;const struct floatformat **;double_format;;;;;floatformats_ieee_double;;pformat (gdbarch->double_format)
+v;int;long_double_bit;;;8 * sizeof (long double);8*TARGET_CHAR_BIT;;0
+v;const struct floatformat **;long_double_format;;;;;floatformats_ieee_double;;pformat (gdbarch->long_double_format)
+
+# The ABI default bit-size for "wchar_t". wchar_t is a built-in type
+# starting with C++11.
+v;int;wchar_bit;;;8 * sizeof (wchar_t);4*TARGET_CHAR_BIT;;0
+# One if \`wchar_t' is signed, zero if unsigned.
+v;int;wchar_signed;;;1;-1;1
+
+# Returns the floating-point format to be used for values of length LENGTH.
+# NAME, if non-NULL, is the type name, which may be used to distinguish
+# different target formats of the same length.
+m;const struct floatformat **;floatformat_for_type;const char *name, int length;name, length;0;default_floatformat_for_type;;0
# For most targets, a pointer on the target and its representation as an
# address in GDB have the same size and "look the same". For such a
-# target, you need only set TARGET_PTR_BIT / ptr_bit and TARGET_ADDR_BIT
+# target, you need only set gdbarch_ptr_bit and gdbarch_addr_bit
# / addr_bit will be set from it.
#
-# If TARGET_PTR_BIT and TARGET_ADDR_BIT are different, you'll probably
-# also need to set gdbarch_pointer_to_address and gdbarch_address_to_pointer
-# as well.
+# If gdbarch_ptr_bit and gdbarch_addr_bit are different, you'll probably
+# also need to set gdbarch_dwarf2_addr_size, gdbarch_pointer_to_address and
+# gdbarch_address_to_pointer as well.
#
# ptr_bit is the size of a pointer on the target
-v:TARGET_PTR_BIT:int:ptr_bit:::8 * sizeof (void*):TARGET_INT_BIT::0
+v;int;ptr_bit;;;8 * sizeof (void*);gdbarch->int_bit;;0
# addr_bit is the size of a target address as represented in gdb
-v:TARGET_ADDR_BIT:int:addr_bit:::8 * sizeof (void*):0:TARGET_PTR_BIT:
-# Number of bits in a BFD_VMA for the target object file format.
-v:TARGET_BFD_VMA_BIT:int:bfd_vma_bit:::8 * sizeof (void*):TARGET_ARCHITECTURE->bits_per_address::0
+v;int;addr_bit;;;8 * sizeof (void*);0;gdbarch_ptr_bit (gdbarch);
+#
+# dwarf2_addr_size is the target address size as used in the Dwarf debug
+# info. For .debug_frame FDEs, this is supposed to be the target address
+# size from the associated CU header, and which is equivalent to the
+# DWARF2_ADDR_SIZE as defined by the target specific GCC back-end.
+# Unfortunately there is no good way to determine this value. Therefore
+# dwarf2_addr_size simply defaults to the target pointer size.
+#
+# dwarf2_addr_size is not used for .eh_frame FDEs, which are generally
+# defined using the target's pointer size so far.
+#
+# Note that dwarf2_addr_size only needs to be redefined by a target if the
+# GCC back-end defines a DWARF2_ADDR_SIZE other than the target pointer size,
+# and if Dwarf versions < 4 need to be supported.
+v;int;dwarf2_addr_size;;;sizeof (void*);0;gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT;
#
# One if \`char' acts like \`signed char', zero if \`unsigned char'.
-v::int:char_signed:::1:-1:1
+v;int;char_signed;;;1;-1;1
#
-F:TARGET_READ_PC:CORE_ADDR:read_pc:ptid_t ptid:ptid
-f:TARGET_WRITE_PC:void:write_pc:CORE_ADDR val, ptid_t ptid:val, ptid:0:generic_target_write_pc::0
+F;CORE_ADDR;read_pc;readable_regcache *regcache;regcache
+F;void;write_pc;struct regcache *regcache, CORE_ADDR val;regcache, val
# Function for getting target's idea of a frame pointer. FIXME: GDB's
# whole scheme for dealing with "frames" and "frame pointers" needs a
# serious shakedown.
-f:TARGET_VIRTUAL_FRAME_POINTER:void:virtual_frame_pointer:CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset:pc, frame_regnum, frame_offset:0:legacy_virtual_frame_pointer::0
+m;void;virtual_frame_pointer;CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset;pc, frame_regnum, frame_offset;0;legacy_virtual_frame_pointer;;0
#
-M::void:pseudo_register_read:struct regcache *regcache, int cookednum, gdb_byte *buf:regcache, cookednum, buf
-M::void:pseudo_register_write:struct regcache *regcache, int cookednum, const gdb_byte *buf:regcache, cookednum, buf
+M;enum register_status;pseudo_register_read;readable_regcache *regcache, int cookednum, gdb_byte *buf;regcache, cookednum, buf
+# Read a register into a new struct value. If the register is wholly
+# or partly unavailable, this should call mark_value_bytes_unavailable
+# as appropriate. If this is defined, then pseudo_register_read will
+# never be called.
+M;struct value *;pseudo_register_read_value;readable_regcache *regcache, int cookednum;regcache, cookednum
+M;void;pseudo_register_write;struct regcache *regcache, int cookednum, const gdb_byte *buf;regcache, cookednum, buf
#
-v::int:num_regs:::0:-1
+v;int;num_regs;;;0;-1
# This macro gives the number of pseudo-registers that live in the
# register namespace but do not get fetched or stored on the target.
# These pseudo-registers may be aliases for other registers,
# combinations of other registers, or they may be computed by GDB.
-v::int:num_pseudo_regs:::0:0::0
+v;int;num_pseudo_regs;;;0;0;;0
+
+# Assemble agent expression bytecode to collect pseudo-register REG.
+# Return -1 if something goes wrong, 0 otherwise.
+M;int;ax_pseudo_register_collect;struct agent_expr *ax, int reg;ax, reg
+
+# Assemble agent expression bytecode to push the value of pseudo-register
+# REG on the interpreter stack.
+# Return -1 if something goes wrong, 0 otherwise.
+M;int;ax_pseudo_register_push_stack;struct agent_expr *ax, int reg;ax, reg
+
+# Some targets/architectures can do extra processing/display of
+# segmentation faults. E.g., Intel MPX boundary faults.
+# Call the architecture dependent function to handle the fault.
+# UIOUT is the output stream where the handler will place information.
+M;void;handle_segmentation_fault;struct ui_out *uiout;uiout
# GDB's standard (or well known) register numbers. These can map onto
# a real register or a pseudo (computed) register or not be defined at
# all (-1).
-# SP_REGNUM will hopefully be replaced by UNWIND_SP.
-v:=:int:sp_regnum:::-1:-1::0
-v:=:int:pc_regnum:::-1:-1::0
-v:=:int:ps_regnum:::-1:-1::0
-v:=:int:fp0_regnum:::0:-1::0
+# gdbarch_sp_regnum will hopefully be replaced by UNWIND_SP.
+v;int;sp_regnum;;;-1;-1;;0
+v;int;pc_regnum;;;-1;-1;;0
+v;int;ps_regnum;;;-1;-1;;0
+v;int;fp0_regnum;;;0;-1;;0
# Convert stab register number (from \`r\' declaration) to a gdb REGNUM.
-f:=:int:stab_reg_to_regnum:int stab_regnr:stab_regnr::no_op_reg_to_regnum::0
+m;int;stab_reg_to_regnum;int stab_regnr;stab_regnr;;no_op_reg_to_regnum;;0
# Provide a default mapping from a ecoff register number to a gdb REGNUM.
-f:=:int:ecoff_reg_to_regnum:int ecoff_regnr:ecoff_regnr::no_op_reg_to_regnum::0
-# Provide a default mapping from a DWARF register number to a gdb REGNUM.
-f:=:int:dwarf_reg_to_regnum:int dwarf_regnr:dwarf_regnr::no_op_reg_to_regnum::0
+m;int;ecoff_reg_to_regnum;int ecoff_regnr;ecoff_regnr;;no_op_reg_to_regnum;;0
# Convert from an sdb register number to an internal gdb register number.
-f:=:int:sdb_reg_to_regnum:int sdb_regnr:sdb_regnr::no_op_reg_to_regnum::0
-f:=:int:dwarf2_reg_to_regnum:int dwarf2_regnr:dwarf2_regnr::no_op_reg_to_regnum::0
-f:=:const char *:register_name:int regnr:regnr
+m;int;sdb_reg_to_regnum;int sdb_regnr;sdb_regnr;;no_op_reg_to_regnum;;0
+# Provide a default mapping from a DWARF2 register number to a gdb REGNUM.
+# Return -1 for bad REGNUM. Note: Several targets get this wrong.
+m;int;dwarf2_reg_to_regnum;int dwarf2_regnr;dwarf2_regnr;;no_op_reg_to_regnum;;0
+m;const char *;register_name;int regnr;regnr;;0
# Return the type of a register specified by the architecture. Only
# the register cache should call this function directly; others should
# use "register_type".
-M::struct type *:register_type:int reg_nr:reg_nr
-
-# See gdbint.texinfo, and PUSH_DUMMY_CALL.
-M::struct frame_id:unwind_dummy_id:struct frame_info *info:info
-# Implement UNWIND_DUMMY_ID and PUSH_DUMMY_CALL, then delete
-# DEPRECATED_FP_REGNUM.
-v:=:int:deprecated_fp_regnum:::-1:-1::0
-
-# See gdbint.texinfo. See infcall.c.
-M::CORE_ADDR:push_dummy_call:struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr:function, regcache, bp_addr, nargs, args, sp, struct_return, struct_addr
-# DEPRECATED_REGISTER_SIZE can be deleted.
-v:=:int:deprecated_register_size
-v::int:call_dummy_location::::AT_ENTRY_POINT::0
-M::CORE_ADDR:push_dummy_code:CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr:sp, funaddr, using_gcc, args, nargs, value_type, real_pc, bp_addr
-
-m::void:print_registers_info:struct ui_file *file, struct frame_info *frame, int regnum, int all:file, frame, regnum, all::default_print_registers_info::0
-M::void:print_float_info:struct ui_file *file, struct frame_info *frame, const char *args:file, frame, args
-M::void:print_vector_info:struct ui_file *file, struct frame_info *frame, const char *args:file, frame, args
+M;struct type *;register_type;int reg_nr;reg_nr
+
+# Generate a dummy frame_id for THIS_FRAME assuming that the frame is
+# a dummy frame. A dummy frame is created before an inferior call,
+# the frame_id returned here must match the frame_id that was built
+# for the inferior call. Usually this means the returned frame_id's
+# stack address should match the address returned by
+# gdbarch_push_dummy_call, and the returned frame_id's code address
+# should match the address at which the breakpoint was set in the dummy
+# frame.
+m;struct frame_id;dummy_id;struct frame_info *this_frame;this_frame;;default_dummy_id;;0
+# Implement DUMMY_ID and PUSH_DUMMY_CALL, then delete
+# deprecated_fp_regnum.
+v;int;deprecated_fp_regnum;;;-1;-1;;0
+
+M;CORE_ADDR;push_dummy_call;struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, function_call_return_method return_method, CORE_ADDR struct_addr;function, regcache, bp_addr, nargs, args, sp, return_method, struct_addr
+v;int;call_dummy_location;;;;AT_ENTRY_POINT;;0
+M;CORE_ADDR;push_dummy_code;CORE_ADDR sp, CORE_ADDR funaddr, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr, struct regcache *regcache;sp, funaddr, args, nargs, value_type, real_pc, bp_addr, regcache
+
+# Return true if the code of FRAME is writable.
+m;int;code_of_frame_writable;struct frame_info *frame;frame;;default_code_of_frame_writable;;0
+
+m;void;print_registers_info;struct ui_file *file, struct frame_info *frame, int regnum, int all;file, frame, regnum, all;;default_print_registers_info;;0
+m;void;print_float_info;struct ui_file *file, struct frame_info *frame, const char *args;file, frame, args;;default_print_float_info;;0
+M;void;print_vector_info;struct ui_file *file, struct frame_info *frame, const char *args;file, frame, args
# MAP a GDB RAW register number onto a simulator register number. See
# also include/...-sim.h.
-f:=:int:register_sim_regno:int reg_nr:reg_nr::legacy_register_sim_regno::0
-F:=:int:register_bytes_ok:long nr_bytes:nr_bytes
-f::int:cannot_fetch_register:int regnum:regnum::cannot_register_not::0
-f::int:cannot_store_register:int regnum:regnum::cannot_register_not::0
-# setjmp/longjmp support.
-F::int:get_longjmp_target:CORE_ADDR *pc:pc
-#
-v:=:int:believe_pcc_promotion:::::::
-#
-f:=:int:convert_register_p:int regnum, struct type *type:regnum, type:0:generic_convert_register_p::0
-f:=:void:register_to_value:struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf:frame, regnum, type, buf:0
-f:=:void:value_to_register:struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf:frame, regnum, type, buf:0
+m;int;register_sim_regno;int reg_nr;reg_nr;;legacy_register_sim_regno;;0
+m;int;cannot_fetch_register;int regnum;regnum;;cannot_register_not;;0
+m;int;cannot_store_register;int regnum;regnum;;cannot_register_not;;0
+
+# Determine the address where a longjmp will land and save this address
+# in PC. Return nonzero on success.
+#
+# FRAME corresponds to the longjmp frame.
+F;int;get_longjmp_target;struct frame_info *frame, CORE_ADDR *pc;frame, pc
+
+#
+v;int;believe_pcc_promotion;;;;;;;
+#
+m;int;convert_register_p;int regnum, struct type *type;regnum, type;0;generic_convert_register_p;;0
+f;int;register_to_value;struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf, int *optimizedp, int *unavailablep;frame, regnum, type, buf, optimizedp, unavailablep;0
+f;void;value_to_register;struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf;frame, regnum, type, buf;0
# Construct a value representing the contents of register REGNUM in
-# frame FRAME, interpreted as type TYPE. The routine needs to
+# frame FRAME_ID, interpreted as type TYPE. The routine needs to
# allocate and return a struct value with all value attributes
# (but not the value contents) filled in.
-f::struct value *:value_from_register:struct type *type, int regnum, struct frame_info *frame:type, regnum, frame::default_value_from_register::0
-#
-f::CORE_ADDR:pointer_to_address:struct type *type, const gdb_byte *buf:type, buf::unsigned_pointer_to_address::0
-f::void:address_to_pointer:struct type *type, gdb_byte *buf, CORE_ADDR addr:type, buf, addr::unsigned_address_to_pointer::0
-M::CORE_ADDR:integer_to_address:struct type *type, const gdb_byte *buf:type, buf
-
-# It has been suggested that this, well actually its predecessor,
-# should take the type/value of the function to be called and not the
-# return type. This is left as an exercise for the reader.
-
-# NOTE: cagney/2004-06-13: The function stack.c:return_command uses
-# the predicate with default hack to avoid calling STORE_RETURN_VALUE
-# (via legacy_return_value), when a small struct is involved.
-
-M::enum return_value_convention:return_value:struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf:valtype, regcache, readbuf, writebuf::legacy_return_value
-
-# The deprecated methods EXTRACT_RETURN_VALUE, STORE_RETURN_VALUE,
-# DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS and
-# DEPRECATED_USE_STRUCT_CONVENTION have all been folded into
-# RETURN_VALUE.
-
-f:=:void:extract_return_value:struct type *type, struct regcache *regcache, gdb_byte *valbuf:type, regcache, valbuf:0
-f:=:void:store_return_value:struct type *type, struct regcache *regcache, const gdb_byte *valbuf:type, regcache, valbuf:0
-f:=:int:deprecated_use_struct_convention:int gcc_p, struct type *value_type:gcc_p, value_type::generic_use_struct_convention::0
-
-# As of 2004-01-17 only the 32-bit SPARC ABI has been identified as an
-# ABI suitable for the implementation of a robust extract
-# struct-convention return-value address method (the sparc saves the
-# address in the callers frame). All the other cases so far examined,
-# the DEPRECATED_EXTRACT_STRUCT_VALUE implementation has been
-# erreneous - the code was incorrectly assuming that the return-value
-# address, stored in a register, was preserved across the entire
-# function call.
-
-# For the moment retain DEPRECATED_EXTRACT_STRUCT_VALUE as a marker of
-# the ABIs that are still to be analyzed - perhaps this should simply
-# be deleted. The commented out extract_returned_value_address method
-# is provided as a starting point for the 32-bit SPARC. It, or
-# something like it, along with changes to both infcmd.c and stack.c
-# will be needed for that case to work. NB: It is passed the callers
-# frame since it is only after the callee has returned that this
-# function is used.
-
-#M::CORE_ADDR:extract_returned_value_address:struct frame_info *caller_frame:caller_frame
-F:=:CORE_ADDR:deprecated_extract_struct_value_address:struct regcache *regcache:regcache
-
-#
-f:=:CORE_ADDR:skip_prologue:CORE_ADDR ip:ip:0:0
-f::int:inner_than:CORE_ADDR lhs, CORE_ADDR rhs:lhs, rhs:0:0
-f:=:const gdb_byte *:breakpoint_from_pc:CORE_ADDR *pcptr, int *lenptr:pcptr, lenptr::0:
-M::CORE_ADDR:adjust_breakpoint_address:CORE_ADDR bpaddr:bpaddr
-f:=:int:memory_insert_breakpoint:struct bp_target_info *bp_tgt:bp_tgt:0:default_memory_insert_breakpoint::0
-f:=:int:memory_remove_breakpoint:struct bp_target_info *bp_tgt:bp_tgt:0:default_memory_remove_breakpoint::0
-v:=:CORE_ADDR:decr_pc_after_break:::0:::0
+m;struct value *;value_from_register;struct type *type, int regnum, struct frame_id frame_id;type, regnum, frame_id;;default_value_from_register;;0
+#
+m;CORE_ADDR;pointer_to_address;struct type *type, const gdb_byte *buf;type, buf;;unsigned_pointer_to_address;;0
+m;void;address_to_pointer;struct type *type, gdb_byte *buf, CORE_ADDR addr;type, buf, addr;;unsigned_address_to_pointer;;0
+M;CORE_ADDR;integer_to_address;struct type *type, const gdb_byte *buf;type, buf
+
+# Return the return-value convention that will be used by FUNCTION
+# to return a value of type VALTYPE. FUNCTION may be NULL in which
+# case the return convention is computed based only on VALTYPE.
+#
+# If READBUF is not NULL, extract the return value and save it in this buffer.
+#
+# If WRITEBUF is not NULL, it contains a return value which will be
+# stored into the appropriate register. This can be used when we want
+# to force the value returned by a function (see the "return" command
+# for instance).
+M;enum return_value_convention;return_value;struct value *function, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf;function, valtype, regcache, readbuf, writebuf
+
+# Return true if the return value of function is stored in the first hidden
+# parameter. In theory, this feature should be language-dependent, specified
+# by language and its ABI, such as C++. Unfortunately, compiler may
+# implement it to a target-dependent feature. So that we need such hook here
+# to be aware of this in GDB.
+m;int;return_in_first_hidden_param_p;struct type *type;type;;default_return_in_first_hidden_param_p;;0
+
+m;CORE_ADDR;skip_prologue;CORE_ADDR ip;ip;0;0
+M;CORE_ADDR;skip_main_prologue;CORE_ADDR ip;ip
+# On some platforms, a single function may provide multiple entry points,
+# e.g. one that is used for function-pointer calls and a different one
+# that is used for direct function calls.
+# In order to ensure that breakpoints set on the function will trigger
+# no matter via which entry point the function is entered, a platform
+# may provide the skip_entrypoint callback. It is called with IP set
+# to the main entry point of a function (as determined by the symbol table),
+# and should return the address of the innermost entry point, where the
+# actual breakpoint needs to be set. Note that skip_entrypoint is used
+# by GDB common code even when debugging optimized code, where skip_prologue
+# is not used.
+M;CORE_ADDR;skip_entrypoint;CORE_ADDR ip;ip
+
+f;int;inner_than;CORE_ADDR lhs, CORE_ADDR rhs;lhs, rhs;0;0
+m;const gdb_byte *;breakpoint_from_pc;CORE_ADDR *pcptr, int *lenptr;pcptr, lenptr;0;default_breakpoint_from_pc;;0
+
+# Return the breakpoint kind for this target based on *PCPTR.
+m;int;breakpoint_kind_from_pc;CORE_ADDR *pcptr;pcptr;;0;
+
+# Return the software breakpoint from KIND. KIND can have target
+# specific meaning like the Z0 kind parameter.
+# SIZE is set to the software breakpoint's length in memory.
+m;const gdb_byte *;sw_breakpoint_from_kind;int kind, int *size;kind, size;;NULL;;0
+
+# Return the breakpoint kind for this target based on the current
+# processor state (e.g. the current instruction mode on ARM) and the
+# *PCPTR. In default, it is gdbarch->breakpoint_kind_from_pc.
+m;int;breakpoint_kind_from_current_state;struct regcache *regcache, CORE_ADDR *pcptr;regcache, pcptr;0;default_breakpoint_kind_from_current_state;;0
+
+M;CORE_ADDR;adjust_breakpoint_address;CORE_ADDR bpaddr;bpaddr
+m;int;memory_insert_breakpoint;struct bp_target_info *bp_tgt;bp_tgt;0;default_memory_insert_breakpoint;;0
+m;int;memory_remove_breakpoint;struct bp_target_info *bp_tgt;bp_tgt;0;default_memory_remove_breakpoint;;0
+v;CORE_ADDR;decr_pc_after_break;;;0;;;0
# A function can be addressed by either it's "pointer" (possibly a
# descriptor address) or "entry point" (first executable instruction).
# The method "convert_from_func_ptr_addr" converting the former to the
-# latter. DEPRECATED_FUNCTION_START_OFFSET is being used to implement
+# latter. gdbarch_deprecated_function_start_offset is being used to implement
# a simplified subset of that functionality - the function's address
# corresponds to the "function pointer" and the function's start
# corresponds to the "function entry point" - and hence is redundant.
-v:=:CORE_ADDR:deprecated_function_start_offset:::0:::0
+v;CORE_ADDR;deprecated_function_start_offset;;;0;;;0
# Return the remote protocol register number associated with this
# register. Normally the identity mapping.
-m::int:remote_register_number:int regno:regno::default_remote_register_number::0
+m;int;remote_register_number;int regno;regno;;default_remote_register_number;;0
# Fetch the target specific address used to represent a load module.
-F:=:CORE_ADDR:fetch_tls_load_module_address:struct objfile *objfile:objfile
+F;CORE_ADDR;fetch_tls_load_module_address;struct objfile *objfile;objfile
+
+# Return the thread-local address at OFFSET in the thread-local
+# storage for the thread PTID and the shared library or executable
+# file given by LM_ADDR. If that block of thread-local storage hasn't
+# been allocated yet, this function may throw an error. LM_ADDR may
+# be zero for statically linked multithreaded inferiors.
+
+M;CORE_ADDR;get_thread_local_address;ptid_t ptid, CORE_ADDR lm_addr, CORE_ADDR offset;ptid, lm_addr, offset
#
-v::CORE_ADDR:frame_args_skip:::0:::0
-M::CORE_ADDR:unwind_pc:struct frame_info *next_frame:next_frame
-M::CORE_ADDR:unwind_sp:struct frame_info *next_frame:next_frame
+v;CORE_ADDR;frame_args_skip;;;0;;;0
+m;CORE_ADDR;unwind_pc;struct frame_info *next_frame;next_frame;;default_unwind_pc;;0
+m;CORE_ADDR;unwind_sp;struct frame_info *next_frame;next_frame;;default_unwind_sp;;0
# DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame
# frame-base. Enable frame-base before frame-unwind.
-F::int:frame_num_args:struct frame_info *frame:frame
-#
-# DEPRECATED_STACK_ALIGN has been replaced by an initial aligning call
-# to frame_align and the requirement that methods such as
-# push_dummy_call and frame_red_zone_size maintain correct stack/frame
-# alignment.
-F:=:CORE_ADDR:deprecated_stack_align:CORE_ADDR sp:sp
-M::CORE_ADDR:frame_align:CORE_ADDR address:address
-# DEPRECATED_REG_STRUCT_HAS_ADDR has been replaced by
-# stabs_argument_has_addr.
-F:=:int:deprecated_reg_struct_has_addr:int gcc_p, struct type *type:gcc_p, type
-m::int:stabs_argument_has_addr:struct type *type:type::default_stabs_argument_has_addr::0
-v::int:frame_red_zone_size
-#
-m::CORE_ADDR:convert_from_func_ptr_addr:CORE_ADDR addr, struct target_ops *targ:addr, targ::convert_from_func_ptr_addr_identity::0
+F;int;frame_num_args;struct frame_info *frame;frame
+#
+M;CORE_ADDR;frame_align;CORE_ADDR address;address
+m;int;stabs_argument_has_addr;struct type *type;type;;default_stabs_argument_has_addr;;0
+v;int;frame_red_zone_size
+#
+m;CORE_ADDR;convert_from_func_ptr_addr;CORE_ADDR addr, struct target_ops *targ;addr, targ;;convert_from_func_ptr_addr_identity;;0
# On some machines there are bits in addresses which are not really
# part of the address, but are used by the kernel, the hardware, etc.
-# for special purposes. ADDR_BITS_REMOVE takes out any such bits so
+# for special purposes. gdbarch_addr_bits_remove takes out any such bits so
# we get a "real" address such as one would find in a symbol table.
# This is used only for addresses of instructions, and even then I'm
# not sure it's used in all contexts. It exists to deal with there
# being a few stray bits in the PC which would mislead us, not as some
# sort of generic thing to handle alignment or segmentation (it's
# possible it should be in TARGET_READ_PC instead).
-f:=:CORE_ADDR:addr_bits_remove:CORE_ADDR addr:addr::core_addr_identity::0
-# It is not at all clear why SMASH_TEXT_ADDRESS is not folded into
-# ADDR_BITS_REMOVE.
-f:=:CORE_ADDR:smash_text_address:CORE_ADDR addr:addr::core_addr_identity::0
+m;CORE_ADDR;addr_bits_remove;CORE_ADDR addr;addr;;core_addr_identity;;0
+
+# On some machines, not all bits of an address word are significant.
+# For example, on AArch64, the top bits of an address known as the "tag"
+# are ignored by the kernel, the hardware, etc. and can be regarded as
+# additional data associated with the address.
+v;int;significant_addr_bit;;;;;;0
# FIXME/cagney/2001-01-18: This should be split in two. A target method that
# indicates if the target needs software single step. An ISA method to
# implement it.
#
-# FIXME/cagney/2001-01-18: This should be replaced with something that inserts
-# breakpoints using the breakpoint system instead of blatting memory directly
-# (as with rs6000).
-#
# FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the
# target can single step. If not, then implement single step using breakpoints.
#
-# A return value of 1 means that the software_single_step breakpoints
-# were inserted; 0 means they were not.
-F:=:int:software_single_step:struct regcache *regcache:regcache
+# Return a vector of addresses on which the software single step
+# breakpoints should be inserted. NULL means software single step is
+# not used.
+# Multiple breakpoints may be inserted for some instructions such as
+# conditional branch. However, each implementation must always evaluate
+# the condition and only put the breakpoint at the branch destination if
+# the condition is true, so that we ensure forward progress when stepping
+# past a conditional branch to self.
+F;std::vector<CORE_ADDR>;software_single_step;struct regcache *regcache;regcache
# Return non-zero if the processor is executing a delay slot and a
# further single-step is needed before the instruction finishes.
-M::int:single_step_through_delay:struct frame_info *frame:frame
+M;int;single_step_through_delay;struct frame_info *frame;frame
# FIXME: cagney/2003-08-28: Need to find a better way of selecting the
# disassembler. Perhaps objdump can handle it?
-f:TARGET_PRINT_INSN:int:print_insn:bfd_vma vma, struct disassemble_info *info:vma, info::0:
-f:=:CORE_ADDR:skip_trampoline_code:CORE_ADDR pc:pc::generic_skip_trampoline_code::0
+f;int;print_insn;bfd_vma vma, struct disassemble_info *info;vma, info;;default_print_insn;;0
+f;CORE_ADDR;skip_trampoline_code;struct frame_info *frame, CORE_ADDR pc;frame, pc;;generic_skip_trampoline_code;;0
-# If IN_SOLIB_DYNSYM_RESOLVE_CODE returns true, and SKIP_SOLIB_RESOLVER
+# If in_solib_dynsym_resolve_code() returns true, and SKIP_SOLIB_RESOLVER
# evaluates non-zero, this is the address where the debugger will place
# a step-resume breakpoint to get us past the dynamic linker.
-m::CORE_ADDR:skip_solib_resolver:CORE_ADDR pc:pc::generic_skip_solib_resolver::0
+m;CORE_ADDR;skip_solib_resolver;CORE_ADDR pc;pc;;generic_skip_solib_resolver;;0
# Some systems also have trampoline code for returning from shared libs.
-f:=:int:in_solib_return_trampoline:CORE_ADDR pc, char *name:pc, name::generic_in_solib_return_trampoline::0
+m;int;in_solib_return_trampoline;CORE_ADDR pc, const char *name;pc, name;;generic_in_solib_return_trampoline;;0
+
+# Return true if PC lies inside an indirect branch thunk.
+m;bool;in_indirect_branch_thunk;CORE_ADDR pc;pc;;default_in_indirect_branch_thunk;;0
# A target might have problems with watchpoints as soon as the stack
# frame of the current function has been destroyed. This mostly happens
-# as the first action in a funtion's epilogue. in_function_epilogue_p()
+# as the first action in a function's epilogue. stack_frame_destroyed_p()
# is defined to return a non-zero value if either the given addr is one
# instruction after the stack destroying instruction up to the trailing
# return instruction or if we can figure out that the stack frame has
# already been invalidated regardless of the value of addr. Targets
# which don't suffer from that problem could just let this functionality
# untouched.
-m::int:in_function_epilogue_p:CORE_ADDR addr:addr:0:generic_in_function_epilogue_p::0
-# Given a vector of command-line arguments, return a newly allocated
-# string which, when passed to the create_inferior function, will be
-# parsed (on Unix systems, by the shell) to yield the same vector.
-# This function should call error() if the argument vector is not
-# representable for this target or if this target does not support
-# command-line arguments.
-# ARGC is the number of elements in the vector.
-# ARGV is an array of strings, one per argument.
-m::char *:construct_inferior_arguments:int argc, char **argv:argc, argv::construct_inferior_arguments::0
-f::void:elf_make_msymbol_special:asymbol *sym, struct minimal_symbol *msym:sym, msym::default_elf_make_msymbol_special::0
-f::void:coff_make_msymbol_special:int val, struct minimal_symbol *msym:val, msym::default_coff_make_msymbol_special::0
-v:=:const char *:name_of_malloc:::"malloc":"malloc"::0:NAME_OF_MALLOC
-v::int:cannot_step_breakpoint:::0:0::0
-v::int:have_nonsteppable_watchpoint:::0:0::0
-F:=:int:address_class_type_flags:int byte_size, int dwarf2_addr_class:byte_size, dwarf2_addr_class
-M::const char *:address_class_type_flags_to_name:int type_flags:type_flags
-M::int:address_class_name_to_type_flags:const char *name, int *type_flags_ptr:name, type_flags_ptr
+m;int;stack_frame_destroyed_p;CORE_ADDR addr;addr;0;generic_stack_frame_destroyed_p;;0
+# Process an ELF symbol in the minimal symbol table in a backend-specific
+# way. Normally this hook is supposed to do nothing, however if required,
+# then this hook can be used to apply tranformations to symbols that are
+# considered special in some way. For example the MIPS backend uses it
+# to interpret \`st_other' information to mark compressed code symbols so
+# that they can be treated in the appropriate manner in the processing of
+# the main symbol table and DWARF-2 records.
+F;void;elf_make_msymbol_special;asymbol *sym, struct minimal_symbol *msym;sym, msym
+f;void;coff_make_msymbol_special;int val, struct minimal_symbol *msym;val, msym;;default_coff_make_msymbol_special;;0
+# Process a symbol in the main symbol table in a backend-specific way.
+# Normally this hook is supposed to do nothing, however if required,
+# then this hook can be used to apply tranformations to symbols that
+# are considered special in some way. This is currently used by the
+# MIPS backend to make sure compressed code symbols have the ISA bit
+# set. This in turn is needed for symbol values seen in GDB to match
+# the values used at the runtime by the program itself, for function
+# and label references.
+f;void;make_symbol_special;struct symbol *sym, struct objfile *objfile;sym, objfile;;default_make_symbol_special;;0
+# Adjust the address retrieved from a DWARF-2 record other than a line
+# entry in a backend-specific way. Normally this hook is supposed to
+# return the address passed unchanged, however if that is incorrect for
+# any reason, then this hook can be used to fix the address up in the
+# required manner. This is currently used by the MIPS backend to make
+# sure addresses in FDE, range records, etc. referring to compressed
+# code have the ISA bit set, matching line information and the symbol
+# table.
+f;CORE_ADDR;adjust_dwarf2_addr;CORE_ADDR pc;pc;;default_adjust_dwarf2_addr;;0
+# Adjust the address updated by a line entry in a backend-specific way.
+# Normally this hook is supposed to return the address passed unchanged,
+# however in the case of inconsistencies in these records, this hook can
+# be used to fix them up in the required manner. This is currently used
+# by the MIPS backend to make sure all line addresses in compressed code
+# are presented with the ISA bit set, which is not always the case. This
+# in turn ensures breakpoint addresses are correctly matched against the
+# stop PC.
+f;CORE_ADDR;adjust_dwarf2_line;CORE_ADDR addr, int rel;addr, rel;;default_adjust_dwarf2_line;;0
+v;int;cannot_step_breakpoint;;;0;0;;0
+# See comment in target.h about continuable, steppable and
+# non-steppable watchpoints.
+v;int;have_nonsteppable_watchpoint;;;0;0;;0
+F;int;address_class_type_flags;int byte_size, int dwarf2_addr_class;byte_size, dwarf2_addr_class
+M;const char *;address_class_type_flags_to_name;int type_flags;type_flags
+# Execute vendor-specific DWARF Call Frame Instruction. OP is the instruction.
+# FS are passed from the generic execute_cfa_program function.
+m;bool;execute_dwarf_cfa_vendor_op;gdb_byte op, struct dwarf2_frame_state *fs;op, fs;;default_execute_dwarf_cfa_vendor_op;;0
+
+# Return the appropriate type_flags for the supplied address class.
+# This function should return 1 if the address class was recognized and
+# type_flags was set, zero otherwise.
+M;int;address_class_name_to_type_flags;const char *name, int *type_flags_ptr;name, type_flags_ptr
# Is a register in a group
-m::int:register_reggroup_p:int regnum, struct reggroup *reggroup:regnum, reggroup::default_register_reggroup_p::0
+m;int;register_reggroup_p;int regnum, struct reggroup *reggroup;regnum, reggroup;;default_register_reggroup_p;;0
# Fetch the pointer to the ith function argument.
-F:=:CORE_ADDR:fetch_pointer_argument:struct frame_info *frame, int argi, struct type *type:frame, argi, type
+F;CORE_ADDR;fetch_pointer_argument;struct frame_info *frame, int argi, struct type *type;frame, argi, type
+
+# Iterate over all supported register notes in a core file. For each
+# supported register note section, the iterator must call CB and pass
+# CB_DATA unchanged. If REGCACHE is not NULL, the iterator can limit
+# the supported register note sections based on the current register
+# values. Otherwise it should enumerate all supported register note
+# sections.
+M;void;iterate_over_regset_sections;iterate_over_regset_sections_cb *cb, void *cb_data, const struct regcache *regcache;cb, cb_data, regcache
+
+# Create core file notes
+M;char *;make_corefile_notes;bfd *obfd, int *note_size;obfd, note_size
+
+# Find core file memory regions
+M;int;find_memory_regions;find_memory_region_ftype func, void *data;func, data
+
+# Read offset OFFSET of TARGET_OBJECT_LIBRARIES formatted shared libraries list from
+# core file into buffer READBUF with length LEN. Return the number of bytes read
+# (zero indicates failure).
+# failed, otherwise, return the red length of READBUF.
+M;ULONGEST;core_xfer_shared_libraries;gdb_byte *readbuf, ULONGEST offset, ULONGEST len;readbuf, offset, len
-# Return the appropriate register set for a core file section with
-# name SECT_NAME and size SECT_SIZE.
-M::const struct regset *:regset_from_core_section:const char *sect_name, size_t sect_size:sect_name, sect_size
+# Read offset OFFSET of TARGET_OBJECT_LIBRARIES_AIX formatted shared
+# libraries list from core file into buffer READBUF with length LEN.
+# Return the number of bytes read (zero indicates failure).
+M;ULONGEST;core_xfer_shared_libraries_aix;gdb_byte *readbuf, ULONGEST offset, ULONGEST len;readbuf, offset, len
+
+# How the core target converts a PTID from a core file to a string.
+M;std::string;core_pid_to_str;ptid_t ptid;ptid
+
+# How the core target extracts the name of a thread from a core file.
+M;const char *;core_thread_name;struct thread_info *thr;thr
+
+# Read offset OFFSET of TARGET_OBJECT_SIGNAL_INFO signal information
+# from core file into buffer READBUF with length LEN. Return the number
+# of bytes read (zero indicates EOF, a negative value indicates failure).
+M;LONGEST;core_xfer_siginfo;gdb_byte *readbuf, ULONGEST offset, ULONGEST len; readbuf, offset, len
+
+# BFD target to use when generating a core file.
+V;const char *;gcore_bfd_target;;;0;0;;;pstring (gdbarch->gcore_bfd_target)
# If the elements of C++ vtables are in-place function descriptors rather
# than normal function pointers (which may point to code or a descriptor),
# set this to one.
-v::int:vtable_function_descriptors:::0:0::0
+v;int;vtable_function_descriptors;;;0;0;;0
# Set if the least significant bit of the delta is used instead of the least
# significant bit of the pfn for pointers to virtual member functions.
-v::int:vbit_in_delta:::0:0::0
+v;int;vbit_in_delta;;;0;0;;0
# Advance PC to next instruction in order to skip a permanent breakpoint.
-F::void:skip_permanent_breakpoint:struct regcache *regcache:regcache
+f;void;skip_permanent_breakpoint;struct regcache *regcache;regcache;default_skip_permanent_breakpoint;default_skip_permanent_breakpoint;;0
+
+# The maximum length of an instruction on this architecture in bytes.
+V;ULONGEST;max_insn_length;;;0;0
+
+# Copy the instruction at FROM to TO, and make any adjustments
+# necessary to single-step it at that address.
+#
+# REGS holds the state the thread's registers will have before
+# executing the copied instruction; the PC in REGS will refer to FROM,
+# not the copy at TO. The caller should update it to point at TO later.
+#
+# Return a pointer to data of the architecture's choice to be passed
+# to gdbarch_displaced_step_fixup. Or, return NULL to indicate that
+# the instruction's effects have been completely simulated, with the
+# resulting state written back to REGS.
+#
+# For a general explanation of displaced stepping and how GDB uses it,
+# see the comments in infrun.c.
+#
+# The TO area is only guaranteed to have space for
+# gdbarch_max_insn_length (arch) bytes, so this function must not
+# write more bytes than that to that area.
+#
+# If you do not provide this function, GDB assumes that the
+# architecture does not support displaced stepping.
+#
+# If the instruction cannot execute out of line, return NULL. The
+# core falls back to stepping past the instruction in-line instead in
+# that case.
+M;displaced_step_copy_insn_closure_up;displaced_step_copy_insn;CORE_ADDR from, CORE_ADDR to, struct regcache *regs;from, to, regs
+
+# Return true if GDB should use hardware single-stepping to execute
+# the displaced instruction identified by CLOSURE. If false,
+# GDB will simply restart execution at the displaced instruction
+# location, and it is up to the target to ensure GDB will receive
+# control again (e.g. by placing a software breakpoint instruction
+# into the displaced instruction buffer).
+#
+# The default implementation returns false on all targets that
+# provide a gdbarch_software_single_step routine, and true otherwise.
+m;int;displaced_step_hw_singlestep;struct displaced_step_copy_insn_closure *closure;closure;;default_displaced_step_hw_singlestep;;0
+
+# Fix up the state resulting from successfully single-stepping a
+# displaced instruction, to give the result we would have gotten from
+# stepping the instruction in its original location.
+#
+# REGS is the register state resulting from single-stepping the
+# displaced instruction.
+#
+# CLOSURE is the result from the matching call to
+# gdbarch_displaced_step_copy_insn.
+#
+# If you provide gdbarch_displaced_step_copy_insn.but not this
+# function, then GDB assumes that no fixup is needed after
+# single-stepping the instruction.
+#
+# For a general explanation of displaced stepping and how GDB uses it,
+# see the comments in infrun.c.
+M;void;displaced_step_fixup;struct displaced_step_copy_insn_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs;closure, from, to, regs;;NULL
+
+# Return the address of an appropriate place to put displaced
+# instructions while we step over them. There need only be one such
+# place, since we're only stepping one thread over a breakpoint at a
+# time.
+#
+# For a general explanation of displaced stepping and how GDB uses it,
+# see the comments in infrun.c.
+#m;CORE_ADDR;displaced_step_location;thread_info *;thread;;NULL;;(! gdbarch->displaced_step_location) != (! gdbarch->displaced_step_copy_insn)
+#m;CORE_ADDR;displaced_step_release_location;CORE_ADDR;addr;;NULL;;(! gdbarch->displaced_step_location) != (! gdbarch->displaced_step_copy_insn)
+M;displaced_step_prepare_status;displaced_step_prepare;thread_info *thread;thread
+m;displaced_step_finish_status;displaced_step_finish;thread_info *thread, gdb_signal sig;thread, sig;;NULL;;(! gdbarch->displaced_step_finish) != (! gdbarch->displaced_step_prepare)
+
+# Relocate an instruction to execute at a different address. OLDLOC
+# is the address in the inferior memory where the instruction to
+# relocate is currently at. On input, TO points to the destination
+# where we want the instruction to be copied (and possibly adjusted)
+# to. On output, it points to one past the end of the resulting
+# instruction(s). The effect of executing the instruction at TO shall
+# be the same as if executing it at FROM. For example, call
+# instructions that implicitly push the return address on the stack
+# should be adjusted to return to the instruction after OLDLOC;
+# relative branches, and other PC-relative instructions need the
+# offset adjusted; etc.
+M;void;relocate_instruction;CORE_ADDR *to, CORE_ADDR from;to, from;;NULL
# Refresh overlay mapped state for section OSECT.
-F::void:overlay_update:struct obj_section *osect:osect
+F;void;overlay_update;struct obj_section *osect;osect
+
+M;const struct target_desc *;core_read_description;struct target_ops *target, bfd *abfd;target, abfd
+
+# Handle special encoding of static variables in stabs debug info.
+F;const char *;static_transform_name;const char *name;name
+# Set if the address in N_SO or N_FUN stabs may be zero.
+v;int;sofun_address_maybe_missing;;;0;0;;0
+
+# Parse the instruction at ADDR storing in the record execution log
+# the registers REGCACHE and memory ranges that will be affected when
+# the instruction executes, along with their current values.
+# Return -1 if something goes wrong, 0 otherwise.
+M;int;process_record;struct regcache *regcache, CORE_ADDR addr;regcache, addr
+
+# Save process state after a signal.
+# Return -1 if something goes wrong, 0 otherwise.
+M;int;process_record_signal;struct regcache *regcache, enum gdb_signal signal;regcache, signal
+
+# Signal translation: translate inferior's signal (target's) number
+# into GDB's representation. The implementation of this method must
+# be host independent. IOW, don't rely on symbols of the NAT_FILE
+# header (the nm-*.h files), the host <signal.h> header, or similar
+# headers. This is mainly used when cross-debugging core files ---
+# "Live" targets hide the translation behind the target interface
+# (target_wait, target_resume, etc.).
+M;enum gdb_signal;gdb_signal_from_target;int signo;signo
+
+# Signal translation: translate the GDB's internal signal number into
+# the inferior's signal (target's) representation. The implementation
+# of this method must be host independent. IOW, don't rely on symbols
+# of the NAT_FILE header (the nm-*.h files), the host <signal.h>
+# header, or similar headers.
+# Return the target signal number if found, or -1 if the GDB internal
+# signal number is invalid.
+M;int;gdb_signal_to_target;enum gdb_signal signal;signal
+
+# Extra signal info inspection.
+#
+# Return a type suitable to inspect extra signal information.
+M;struct type *;get_siginfo_type;void;
+
+# Record architecture-specific information from the symbol table.
+M;void;record_special_symbol;struct objfile *objfile, asymbol *sym;objfile, sym
+
+# Function for the 'catch syscall' feature.
+
+# Get architecture-specific system calls information from registers.
+M;LONGEST;get_syscall_number;thread_info *thread;thread
+
+# The filename of the XML syscall for this architecture.
+v;const char *;xml_syscall_file;;;0;0;;0;pstring (gdbarch->xml_syscall_file)
+
+# Information about system calls from this architecture
+v;struct syscalls_info *;syscalls_info;;;0;0;;0;host_address_to_string (gdbarch->syscalls_info)
+
+# SystemTap related fields and functions.
+
+# A NULL-terminated array of prefixes used to mark an integer constant
+# on the architecture's assembly.
+# For example, on x86 integer constants are written as:
+#
+# \$10 ;; integer constant 10
+#
+# in this case, this prefix would be the character \`\$\'.
+v;const char *const *;stap_integer_prefixes;;;0;0;;0;pstring_list (gdbarch->stap_integer_prefixes)
+
+# A NULL-terminated array of suffixes used to mark an integer constant
+# on the architecture's assembly.
+v;const char *const *;stap_integer_suffixes;;;0;0;;0;pstring_list (gdbarch->stap_integer_suffixes)
+
+# A NULL-terminated array of prefixes used to mark a register name on
+# the architecture's assembly.
+# For example, on x86 the register name is written as:
+#
+# \%eax ;; register eax
+#
+# in this case, this prefix would be the character \`\%\'.
+v;const char *const *;stap_register_prefixes;;;0;0;;0;pstring_list (gdbarch->stap_register_prefixes)
+
+# A NULL-terminated array of suffixes used to mark a register name on
+# the architecture's assembly.
+v;const char *const *;stap_register_suffixes;;;0;0;;0;pstring_list (gdbarch->stap_register_suffixes)
+
+# A NULL-terminated array of prefixes used to mark a register
+# indirection on the architecture's assembly.
+# For example, on x86 the register indirection is written as:
+#
+# \(\%eax\) ;; indirecting eax
+#
+# in this case, this prefix would be the charater \`\(\'.
+#
+# Please note that we use the indirection prefix also for register
+# displacement, e.g., \`4\(\%eax\)\' on x86.
+v;const char *const *;stap_register_indirection_prefixes;;;0;0;;0;pstring_list (gdbarch->stap_register_indirection_prefixes)
+
+# A NULL-terminated array of suffixes used to mark a register
+# indirection on the architecture's assembly.
+# For example, on x86 the register indirection is written as:
+#
+# \(\%eax\) ;; indirecting eax
+#
+# in this case, this prefix would be the charater \`\)\'.
+#
+# Please note that we use the indirection suffix also for register
+# displacement, e.g., \`4\(\%eax\)\' on x86.
+v;const char *const *;stap_register_indirection_suffixes;;;0;0;;0;pstring_list (gdbarch->stap_register_indirection_suffixes)
+
+# Prefix(es) used to name a register using GDB's nomenclature.
+#
+# For example, on PPC a register is represented by a number in the assembly
+# language (e.g., \`10\' is the 10th general-purpose register). However,
+# inside GDB this same register has an \`r\' appended to its name, so the 10th
+# register would be represented as \`r10\' internally.
+v;const char *;stap_gdb_register_prefix;;;0;0;;0;pstring (gdbarch->stap_gdb_register_prefix)
+
+# Suffix used to name a register using GDB's nomenclature.
+v;const char *;stap_gdb_register_suffix;;;0;0;;0;pstring (gdbarch->stap_gdb_register_suffix)
+
+# Check if S is a single operand.
+#
+# Single operands can be:
+# \- Literal integers, e.g. \`\$10\' on x86
+# \- Register access, e.g. \`\%eax\' on x86
+# \- Register indirection, e.g. \`\(\%eax\)\' on x86
+# \- Register displacement, e.g. \`4\(\%eax\)\' on x86
+#
+# This function should check for these patterns on the string
+# and return 1 if some were found, or zero otherwise. Please try to match
+# as much info as you can from the string, i.e., if you have to match
+# something like \`\(\%\', do not match just the \`\(\'.
+M;int;stap_is_single_operand;const char *s;s
+
+# Function used to handle a "special case" in the parser.
+#
+# A "special case" is considered to be an unknown token, i.e., a token
+# that the parser does not know how to parse. A good example of special
+# case would be ARM's register displacement syntax:
+#
+# [R0, #4] ;; displacing R0 by 4
+#
+# Since the parser assumes that a register displacement is of the form:
+#
+# <number> <indirection_prefix> <register_name> <indirection_suffix>
+#
+# it means that it will not be able to recognize and parse this odd syntax.
+# Therefore, we should add a special case function that will handle this token.
+#
+# This function should generate the proper expression form of the expression
+# using GDB\'s internal expression mechanism (e.g., \`write_exp_elt_opcode\'
+# and so on). It should also return 1 if the parsing was successful, or zero
+# if the token was not recognized as a special token (in this case, returning
+# zero means that the special parser is deferring the parsing to the generic
+# parser), and should advance the buffer pointer (p->arg).
+M;int;stap_parse_special_token;struct stap_parse_info *p;p
+
+# Perform arch-dependent adjustments to a register name.
+#
+# In very specific situations, it may be necessary for the register
+# name present in a SystemTap probe's argument to be handled in a
+# special way. For example, on i386, GCC may over-optimize the
+# register allocation and use smaller registers than necessary. In
+# such cases, the client that is reading and evaluating the SystemTap
+# probe (ourselves) will need to actually fetch values from the wider
+# version of the register in question.
+#
+# To illustrate the example, consider the following probe argument
+# (i386):
+#
+# 4@%ax
+#
+# This argument says that its value can be found at the %ax register,
+# which is a 16-bit register. However, the argument's prefix says
+# that its type is "uint32_t", which is 32-bit in size. Therefore, in
+# this case, GDB should actually fetch the probe's value from register
+# %eax, not %ax. In this scenario, this function would actually
+# replace the register name from %ax to %eax.
+#
+# The rationale for this can be found at PR breakpoints/24541.
+M;std::string;stap_adjust_register;struct stap_parse_info *p, const std::string \®name, int regnum;p, regname, regnum
+
+# DTrace related functions.
+
+# The expression to compute the NARTGth+1 argument to a DTrace USDT probe.
+# NARG must be >= 0.
+M;void;dtrace_parse_probe_argument;struct expr_builder *builder, int narg;builder, narg
+
+# True if the given ADDR does not contain the instruction sequence
+# corresponding to a disabled DTrace is-enabled probe.
+M;int;dtrace_probe_is_enabled;CORE_ADDR addr;addr
+
+# Enable a DTrace is-enabled probe at ADDR.
+M;void;dtrace_enable_probe;CORE_ADDR addr;addr
+
+# Disable a DTrace is-enabled probe at ADDR.
+M;void;dtrace_disable_probe;CORE_ADDR addr;addr
+
+# True if the list of shared libraries is one and only for all
+# processes, as opposed to a list of shared libraries per inferior.
+# This usually means that all processes, although may or may not share
+# an address space, will see the same set of symbols at the same
+# addresses.
+v;int;has_global_solist;;;0;0;;0
+
+# On some targets, even though each inferior has its own private
+# address space, the debug interface takes care of making breakpoints
+# visible to all address spaces automatically. For such cases,
+# this property should be set to true.
+v;int;has_global_breakpoints;;;0;0;;0
+
+# True if inferiors share an address space (e.g., uClinux).
+m;int;has_shared_address_space;void;;;default_has_shared_address_space;;0
+
+# True if a fast tracepoint can be set at an address.
+m;int;fast_tracepoint_valid_at;CORE_ADDR addr, std::string *msg;addr, msg;;default_fast_tracepoint_valid_at;;0
+
+# Guess register state based on tracepoint location. Used for tracepoints
+# where no registers have been collected, but there's only one location,
+# allowing us to guess the PC value, and perhaps some other registers.
+# On entry, regcache has all registers marked as unavailable.
+m;void;guess_tracepoint_registers;struct regcache *regcache, CORE_ADDR addr;regcache, addr;;default_guess_tracepoint_registers;;0
+
+# Return the "auto" target charset.
+f;const char *;auto_charset;void;;default_auto_charset;default_auto_charset;;0
+# Return the "auto" target wide charset.
+f;const char *;auto_wide_charset;void;;default_auto_wide_charset;default_auto_wide_charset;;0
+
+# If non-empty, this is a file extension that will be opened in place
+# of the file extension reported by the shared library list.
+#
+# This is most useful for toolchains that use a post-linker tool,
+# where the names of the files run on the target differ in extension
+# compared to the names of the files GDB should load for debug info.
+v;const char *;solib_symbols_extension;;;;;;;pstring (gdbarch->solib_symbols_extension)
+
+# If true, the target OS has DOS-based file system semantics. That
+# is, absolute paths include a drive name, and the backslash is
+# considered a directory separator.
+v;int;has_dos_based_file_system;;;0;0;;0
+
+# Generate bytecodes to collect the return address in a frame.
+# Since the bytecodes run on the target, possibly with GDB not even
+# connected, the full unwinding machinery is not available, and
+# typically this function will issue bytecodes for one or more likely
+# places that the return address may be found.
+m;void;gen_return_address;struct agent_expr *ax, struct axs_value *value, CORE_ADDR scope;ax, value, scope;;default_gen_return_address;;0
+
+# Implement the "info proc" command.
+M;void;info_proc;const char *args, enum info_proc_what what;args, what
+
+# Implement the "info proc" command for core files. Noe that there
+# are two "info_proc"-like methods on gdbarch -- one for core files,
+# one for live targets.
+M;void;core_info_proc;const char *args, enum info_proc_what what;args, what
+
+# Iterate over all objfiles in the order that makes the most sense
+# for the architecture to make global symbol searches.
+#
+# CB is a callback function where OBJFILE is the objfile to be searched,
+# and CB_DATA a pointer to user-defined data (the same data that is passed
+# when calling this gdbarch method). The iteration stops if this function
+# returns nonzero.
+#
+# CB_DATA is a pointer to some user-defined data to be passed to
+# the callback.
+#
+# If not NULL, CURRENT_OBJFILE corresponds to the objfile being
+# inspected when the symbol search was requested.
+m;void;iterate_over_objfiles_in_search_order;iterate_over_objfiles_in_search_order_cb_ftype *cb, void *cb_data, struct objfile *current_objfile;cb, cb_data, current_objfile;0;default_iterate_over_objfiles_in_search_order;;0
+
+# Ravenscar arch-dependent ops.
+v;struct ravenscar_arch_ops *;ravenscar_ops;;;NULL;NULL;;0;host_address_to_string (gdbarch->ravenscar_ops)
+
+# Return non-zero if the instruction at ADDR is a call; zero otherwise.
+m;int;insn_is_call;CORE_ADDR addr;addr;;default_insn_is_call;;0
+
+# Return non-zero if the instruction at ADDR is a return; zero otherwise.
+m;int;insn_is_ret;CORE_ADDR addr;addr;;default_insn_is_ret;;0
+
+# Return non-zero if the instruction at ADDR is a jump; zero otherwise.
+m;int;insn_is_jump;CORE_ADDR addr;addr;;default_insn_is_jump;;0
+
+# Return true if there's a program/permanent breakpoint planted in
+# memory at ADDRESS, return false otherwise.
+m;bool;program_breakpoint_here_p;CORE_ADDR address;address;;default_program_breakpoint_here_p;;0
+
+# Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
+# Return 0 if *READPTR is already at the end of the buffer.
+# Return -1 if there is insufficient buffer for a whole entry.
+# Return 1 if an entry was read into *TYPEP and *VALP.
+M;int;auxv_parse;gdb_byte **readptr, gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp;readptr, endptr, typep, valp
+
+# Print the description of a single auxv entry described by TYPE and VAL
+# to FILE.
+m;void;print_auxv_entry;struct ui_file *file, CORE_ADDR type, CORE_ADDR val;file, type, val;;default_print_auxv_entry;;0
+
+# Find the address range of the current inferior's vsyscall/vDSO, and
+# write it to *RANGE. If the vsyscall's length can't be determined, a
+# range with zero length is returned. Returns true if the vsyscall is
+# found, false otherwise.
+m;int;vsyscall_range;struct mem_range *range;range;;default_vsyscall_range;;0
+
+# Allocate SIZE bytes of PROT protected page aligned memory in inferior.
+# PROT has GDB_MMAP_PROT_* bitmask format.
+# Throw an error if it is not possible. Returned address is always valid.
+f;CORE_ADDR;infcall_mmap;CORE_ADDR size, unsigned prot;size, prot;;default_infcall_mmap;;0
+
+# Deallocate SIZE bytes of memory at ADDR in inferior from gdbarch_infcall_mmap.
+# Print a warning if it is not possible.
+f;void;infcall_munmap;CORE_ADDR addr, CORE_ADDR size;addr, size;;default_infcall_munmap;;0
+
+# Return string (caller has to use xfree for it) with options for GCC
+# to produce code for this target, typically "-m64", "-m32" or "-m31".
+# These options are put before CU's DW_AT_producer compilation options so that
+# they can override it.
+m;std::string;gcc_target_options;void;;;default_gcc_target_options;;0
+
+# Return a regular expression that matches names used by this
+# architecture in GNU configury triplets. The result is statically
+# allocated and must not be freed. The default implementation simply
+# returns the BFD architecture name, which is correct in nearly every
+# case.
+m;const char *;gnu_triplet_regexp;void;;;default_gnu_triplet_regexp;;0
+
+# Return the size in 8-bit bytes of an addressable memory unit on this
+# architecture. This corresponds to the number of 8-bit bytes associated to
+# each address in memory.
+m;int;addressable_memory_unit_size;void;;;default_addressable_memory_unit_size;;0
+
+# Functions for allowing a target to modify its disassembler options.
+v;const char *;disassembler_options_implicit;;;0;0;;0;pstring (gdbarch->disassembler_options_implicit)
+v;char **;disassembler_options;;;0;0;;0;pstring_ptr (gdbarch->disassembler_options)
+v;const disasm_options_and_args_t *;valid_disassembler_options;;;0;0;;0;host_address_to_string (gdbarch->valid_disassembler_options)
+
+# Type alignment override method. Return the architecture specific
+# alignment required for TYPE. If there is no special handling
+# required for TYPE then return the value 0, GDB will then apply the
+# default rules as laid out in gdbtypes.c:type_align.
+m;ULONGEST;type_align;struct type *type;type;;default_type_align;;0
+
+# Return a string containing any flags for the given PC in the given FRAME.
+f;std::string;get_pc_address_flags;frame_info *frame, CORE_ADDR pc;frame, pc;;default_get_pc_address_flags;;0
+
EOF
}
#
# The .log file
#
-exec > new-gdbarch.log
+exec > gdbarch.log
function_list | while do_read
do
cat <<EOF
-${class} ${returntype} ${function} ($formal)
+${class} ${returntype:-} ${function} (${formal:-})
EOF
for r in ${read}
do
- eval echo \"\ \ \ \ ${r}=\${${r}}\"
+ eval echo "\" ${r}=\${${r}}\""
done
if class_is_predicate_p && fallback_default_p
then
kill $$
exit 1
fi
- if [ "x${invalid_p}" = "x0" -a -n "${postdefault}" ]
+ if [ "x${invalid_p}" = "x0" ] && [ -n "${postdefault}" ]
then
echo "Error: postdefault is useless when invalid_p=0" 1>&2
kill $$
done
exec 1>&2
-compare_new gdbarch.log
copyright ()
{
cat <<EOF
-/* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
+/* *INDENT-OFF* */ /* THIS FILE IS GENERATED -*- buffer-read-only: t -*- */
+/* vi:set ro: */
/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
- Free Software Foundation, Inc.
+ Copyright (C) 1998-2020 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
-
-/* This file was created with the aid of \`\`gdbarch.sh''.
-
- The Bourne shell script \`\`gdbarch.sh'' creates the files
- \`\`new-gdbarch.c'' and \`\`new-gdbarch.h and then compares them
- against the existing \`\`gdbarch.[hc]''. Any differences found
- being reported.
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
- If editing this file, please also run gdbarch.sh and merge any
- changes into that script. Conversely, when making sweeping changes
- to this file, modifying gdbarch.sh and using its output may prove
- easier. */
+/* This file was created with the aid of \`\`gdbarch.sh''. */
EOF
}
#ifndef GDBARCH_H
#define GDBARCH_H
+#include <vector>
+#include "frame.h"
+#include "dis-asm.h"
+#include "gdb_obstack.h"
+#include "infrun.h"
+#include "osabi.h"
+#include "displaced-stepping.h"
+
struct floatformat;
struct ui_file;
-struct frame_info;
struct value;
struct objfile;
struct obj_section;
struct obstack;
struct bp_target_info;
struct target_desc;
+struct symbol;
+struct syscall;
+struct agent_expr;
+struct axs_value;
+struct stap_parse_info;
+struct expr_builder;
+struct ravenscar_arch_ops;
+struct mem_range;
+struct syscalls_info;
+struct thread_info;
+struct ui_out;
+
+#include "regcache.h"
+
+/* The architecture associated with the inferior through the
+ connection to the target.
+
+ The architecture vector provides some information that is really a
+ property of the inferior, accessed through a particular target:
+ ptrace operations; the layout of certain RSP packets; the solib_ops
+ vector; etc. To differentiate architecture accesses to
+ per-inferior/target properties from
+ per-thread/per-frame/per-objfile properties, accesses to
+ per-inferior/target properties should be made through this
+ gdbarch. */
+
+/* This is a convenience wrapper for 'current_inferior ()->gdbarch'. */
+extern struct gdbarch *target_gdbarch (void);
+
+/* Callback type for the 'iterate_over_objfiles_in_search_order'
+ gdbarch method. */
+
+typedef int (iterate_over_objfiles_in_search_order_cb_ftype)
+ (struct objfile *objfile, void *cb_data);
+
+/* Callback type for regset section iterators. The callback usually
+ invokes the REGSET's supply or collect method, to which it must
+ pass a buffer - for collects this buffer will need to be created using
+ COLLECT_SIZE, for supply the existing buffer being read from should
+ be at least SUPPLY_SIZE. SECT_NAME is a BFD section name, and HUMAN_NAME
+ is used for diagnostic messages. CB_DATA should have been passed
+ unchanged through the iterator. */
+
+typedef void (iterate_over_regset_sections_cb)
+ (const char *sect_name, int supply_size, int collect_size,
+ const struct regset *regset, const char *human_name, void *cb_data);
+
+/* For a function call, does the function return a value using a
+ normal value return or a structure return - passing a hidden
+ argument pointing to storage. For the latter, there are two
+ cases: language-mandated structure return and target ABI
+ structure return. */
+
+enum function_call_return_method
+{
+ /* Standard value return. */
+ return_method_normal = 0,
+
+ /* Language ABI structure return. This is handled
+ by passing the return location as the first parameter to
+ the function, even preceding "this". */
+ return_method_hidden_param,
+
+ /* Target ABI struct return. This is target-specific; for instance,
+ on ia64 the first argument is passed in out0 but the hidden
+ structure return pointer would normally be passed in r8. */
+ return_method_struct,
+};
-extern struct gdbarch *current_gdbarch;
EOF
# function typedef's
printf "\n"
printf "\n"
-printf "/* The following are pre-initialized by GDBARCH. */\n"
+printf "/* The following are pre-initialized by GDBARCH. */\n"
function_list | while do_read
do
if class_is_info_p
then
printf "\n"
- printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
- printf "/* set_gdbarch_${function}() - not applicable - pre-initialized. */\n"
- if test -n "${macro}"
- then
- printf "#if !defined (GDB_TM_FILE) && defined (${macro})\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- printf "#if !defined (${macro})\n"
- printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
- printf "#endif\n"
- fi
+ printf "extern %s gdbarch_%s (struct gdbarch *gdbarch);\n" "$returntype" "$function"
+ printf "/* set_gdbarch_%s() - not applicable - pre-initialized. */\n" "$function"
fi
done
# function typedef's
printf "\n"
printf "\n"
-printf "/* The following are initialized by the target dependent code. */\n"
+printf "/* The following are initialized by the target dependent code. */\n"
function_list | while do_read
do
if [ -n "${comment}" ]
if class_is_predicate_p
then
- if test -n "${macro}"
- then
- printf "\n"
- printf "#if defined (${macro})\n"
- printf "/* Legacy for systems yet to multi-arch ${macro} */\n"
- printf "#if !defined (${macro}_P)\n"
- printf "#define ${macro}_P() (1)\n"
- printf "#endif\n"
- printf "#endif\n"
- fi
printf "\n"
- printf "extern int gdbarch_${function}_p (struct gdbarch *gdbarch);\n"
- if test -n "${macro}"
- then
- printf "#if !defined (GDB_TM_FILE) && defined (${macro}_P)\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- printf "#if !defined (${macro}_P)\n"
- printf "#define ${macro}_P() (gdbarch_${function}_p (current_gdbarch))\n"
- printf "#endif\n"
- fi
+ printf "extern int gdbarch_%s_p (struct gdbarch *gdbarch);\n" "$function"
fi
if class_is_variable_p
then
printf "\n"
- printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
- printf "extern void set_gdbarch_${function} (struct gdbarch *gdbarch, ${returntype} ${function});\n"
- if test -n "${macro}"
- then
- printf "#if !defined (GDB_TM_FILE) && defined (${macro})\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- printf "#if !defined (${macro})\n"
- printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
- printf "#endif\n"
- fi
+ printf "extern %s gdbarch_%s (struct gdbarch *gdbarch);\n" "$returntype" "$function"
+ printf "extern void set_gdbarch_%s (struct gdbarch *gdbarch, %s %s);\n" "$function" "$returntype" "$function"
fi
if class_is_function_p
then
printf "\n"
if [ "x${formal}" = "xvoid" ] && class_is_multiarch_p
then
- printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch);\n"
+ printf "typedef %s (gdbarch_%s_ftype) (struct gdbarch *gdbarch);\n" "$returntype" "$function"
elif class_is_multiarch_p
then
- printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch, ${formal});\n"
+ printf "typedef %s (gdbarch_%s_ftype) (struct gdbarch *gdbarch, %s);\n" "$returntype" "$function" "$formal"
else
- printf "typedef ${returntype} (gdbarch_${function}_ftype) (${formal});\n"
+ printf "typedef %s (gdbarch_%s_ftype) (%s);\n" "$returntype" "$function" "$formal"
fi
if [ "x${formal}" = "xvoid" ]
then
- printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
+ printf "extern %s gdbarch_%s (struct gdbarch *gdbarch);\n" "$returntype" "$function"
else
- printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch, ${formal});\n"
- fi
- printf "extern void set_gdbarch_${function} (struct gdbarch *gdbarch, gdbarch_${function}_ftype *${function});\n"
- if test -n "${macro}"
- then
- printf "#if !defined (GDB_TM_FILE) && defined (${macro})\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- if [ "x${actual}" = "x" ]
- then
- d="#define ${macro}() (gdbarch_${function} (current_gdbarch))"
- elif [ "x${actual}" = "x-" ]
- then
- d="#define ${macro} (gdbarch_${function} (current_gdbarch))"
- else
- d="#define ${macro}(${actual}) (gdbarch_${function} (current_gdbarch, ${actual}))"
- fi
- printf "#if !defined (${macro})\n"
- if [ "x${actual}" = "x" ]
- then
- printf "#define ${macro}() (gdbarch_${function} (current_gdbarch))\n"
- elif [ "x${actual}" = "x-" ]
- then
- printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
- else
- printf "#define ${macro}(${actual}) (gdbarch_${function} (current_gdbarch, ${actual}))\n"
- fi
- printf "#endif\n"
+ printf "extern %s gdbarch_%s (struct gdbarch *gdbarch, %s);\n" "$returntype" "$function" "$formal"
fi
+ printf "extern void set_gdbarch_%s (struct gdbarch *gdbarch, gdbarch_%s_ftype *%s);\n" "$function" "$function" "$function"
fi
done
data for all the various GDB components was also considered. Since
GDB is built from a variable number of (fairly independent)
components it was determined that the global aproach was not
- applicable. */
+ applicable. */
/* Register a new architectural family with GDB.
of all the previously created architures for this architecture
family. The (possibly NULL) ARCHES->gdbarch can used to access
values from the previously selected architecture for this
- architecture family. The global \`\`current_gdbarch'' shall not be
- used.
+ architecture family.
The INIT function shall return any of: NULL - indicating that it
doesn't recognize the selected architecture; an existing \`\`struct
The DUMP_TDEP function shall print out all target specific values.
Care should be taken to ensure that the function works in both the
- multi-arch and non- multi-arch cases. */
+ multi-arch and non- multi-arch cases. */
struct gdbarch_list
{
struct gdbarch_info
{
- /* Use default: NULL (ZERO). */
+ /* Use default: NULL (ZERO). */
const struct bfd_arch_info *bfd_arch_info;
/* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
- int byte_order;
+ enum bfd_endian byte_order;
- /* Use default: NULL (ZERO). */
+ enum bfd_endian byte_order_for_code;
+
+ /* Use default: NULL (ZERO). */
bfd *abfd;
- /* Use default: NULL (ZERO). */
- struct gdbarch_tdep_info *tdep_info;
+ /* Use default: NULL (ZERO). */
+ union
+ {
+ /* Architecture-specific information. The generic form for targets
+ that have extra requirements. */
+ struct gdbarch_tdep_info *tdep_info;
+
+ /* Architecture-specific target description data. Numerous targets
+ need only this, so give them an easy way to hold it. */
+ struct tdesc_arch_data *tdesc_data;
+
+ /* SPU file system ID. This is a single integer, so using the
+ generic form would only complicate code. Other targets may
+ reuse this member if suitable. */
+ int *id;
+ };
/* Use default: GDB_OSABI_UNINITIALIZED (-1). */
enum gdb_osabi osabi;
/* Return a freshly allocated, NULL terminated, array of the valid
architecture names. Since architectures are registered during the
_initialize phase this function only returns useful information
- once initialization has been completed. */
+ once initialization has been completed. */
extern const char **gdbarch_printable_names (void);
/* Helper function. Search the list of ARCHES for a GDBARCH that
- matches the information provided by INFO. */
+ matches the information provided by INFO. */
extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info);
/* Helper function. Create a preliminary \`\`struct gdbarch''. Perform
basic initialization using values obtained from the INFO and TDEP
parameters. set_gdbarch_*() functions are called to complete the
- initialization of the object. */
+ initialization of the object. */
extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gdbarch_tdep *tdep);
/* Helper function. Free a partially-constructed \`\`struct gdbarch''.
It is assumed that the caller freeds the \`\`struct
- gdbarch_tdep''. */
+ gdbarch_tdep''. */
extern void gdbarch_free (struct gdbarch *);
+/* Get the obstack owned by ARCH. */
+
+extern obstack *gdbarch_obstack (gdbarch *arch);
/* Helper function. Allocate memory from the \`\`struct gdbarch''
obstack. The memory is freed when the corresponding architecture
is also freed. */
-extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size);
-#define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE)))
-#define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE)))
+#define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) \
+ obstack_calloc<TYPE> (gdbarch_obstack ((GDBARCH)), (NR))
+
+#define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) \
+ obstack_zalloc<TYPE> (gdbarch_obstack ((GDBARCH)))
+/* Duplicate STRING, returning an equivalent string that's allocated on the
+ obstack associated with GDBARCH. The string is freed when the corresponding
+ architecture is also freed. */
-/* Helper function. Force an update of the current architecture.
+extern char *gdbarch_obstack_strdup (struct gdbarch *arch, const char *string);
+
+/* Helper function. Force an update of the current architecture.
The actual architecture selected is determined by INFO, \`\`(gdb) set
architecture'' et.al., the existing architecture and BFD's default
architecture. INFO should be initialized to zero and then selected
fields should be updated.
- Returns non-zero if the update succeeds */
+ Returns non-zero if the update succeeds. */
extern int gdbarch_update_p (struct gdbarch_info info);
set, and then finished using gdbarch_info_fill.
Returns the corresponding architecture, or NULL if no matching
- architecture was found. "current_gdbarch" is not updated. */
+ architecture was found. */
extern struct gdbarch *gdbarch_find_by_info (struct gdbarch_info info);
-/* Helper function. Set the global "current_gdbarch" to "gdbarch".
-
- FIXME: kettenis/20031124: Of the functions that follow, only
- gdbarch_from_bfd is supposed to survive. The others will
- dissappear since in the future GDB will (hopefully) be truly
- multi-arch. However, for now we're still stuck with the concept of
- a single active architecture. */
+/* Helper function. Set the target gdbarch to "gdbarch". */
-extern void deprecated_current_gdbarch_select_hack (struct gdbarch *gdbarch);
+extern void set_target_gdbarch (struct gdbarch *gdbarch);
/* Register per-architecture data-pointer.
extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *);
-
-/* Register per-architecture memory region.
-
- Provide a memory-region swap mechanism. Per-architecture memory
- region are created. These memory regions are swapped whenever the
- architecture is changed. For a new architecture, the memory region
- is initialized with zero (0) and the INIT function is called.
-
- Memory regions are swapped / initialized in the order that they are
- registered. NULL DATA and/or INIT values can be specified.
-
- New code should use gdbarch_data_register_*(). */
-
-typedef void (gdbarch_swap_ftype) (void);
-extern void deprecated_register_gdbarch_swap (void *data, unsigned long size, gdbarch_swap_ftype *init);
-#define DEPRECATED_REGISTER_GDBARCH_SWAP(VAR) deprecated_register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL)
-
-
-
/* Set the dynamic target-system-dependent parameters (architecture,
- byte-order, ...) using information found in the BFD */
+ byte-order, ...) using information found in the BFD. */
extern void set_gdbarch_from_file (bfd *);
extern void initialize_current_architecture (void);
/* gdbarch trace variable */
-extern int gdbarch_debug;
+extern unsigned int gdbarch_debug;
extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file);
+/* Return the number of cooked registers (raw + pseudo) for ARCH. */
+
+static inline int
+gdbarch_num_cooked_regs (gdbarch *arch)
+{
+ return gdbarch_num_regs (arch) + gdbarch_num_pseudo_regs (arch);
+}
+
#endif
EOF
exec 1>&2
-#../move-if-change new-gdbarch.h gdbarch.h
-compare_new gdbarch.h
+../move-if-change new-gdbarch.h gdbarch.h
+rm -f new-gdbarch.h
#
#include "symcat.h"
#include "floatformat.h"
-
-#include "gdb_assert.h"
-#include "gdb_string.h"
-#include "gdb-events.h"
#include "reggroups.h"
#include "osabi.h"
#include "gdb_obstack.h"
+#include "observable.h"
+#include "regcache.h"
+#include "objfiles.h"
+#include "auxv.h"
+#include "frame-unwind.h"
+#include "dummy-frame.h"
/* Static function declarations */
#ifndef GDBARCH_DEBUG
#define GDBARCH_DEBUG 0
#endif
-int gdbarch_debug = GDBARCH_DEBUG;
+unsigned int gdbarch_debug = GDBARCH_DEBUG;
static void
show_gdbarch_debug (struct ui_file *file, int from_tty,
struct cmd_list_element *c, const char *value)
return format[0]->name;
}
+static const char *
+pstring (const char *string)
+{
+ if (string == NULL)
+ return "(null)";
+ return string;
+}
+
+static const char *
+pstring_ptr (char **string)
+{
+ if (string == NULL || *string == NULL)
+ return "(null)";
+ return *string;
+}
+
+/* Helper function to print a list of strings, represented as "const
+ char *const *". The list is printed comma-separated. */
+
+static const char *
+pstring_list (const char *const *list)
+{
+ static char ret[100];
+ const char *const *p;
+ size_t offset = 0;
+
+ if (list == NULL)
+ return "(null)";
+
+ ret[0] = '\0';
+ for (p = list; *p != NULL && offset < sizeof (ret); ++p)
+ {
+ size_t s = xsnprintf (ret + offset, sizeof (ret) - offset, "%s, ", *p);
+ offset += 2 + s;
+ }
+
+ if (offset > 0)
+ {
+ gdb_assert (offset - 2 < sizeof (ret));
+ ret[offset - 2] = '\0';
+ }
+
+ return ret;
+}
+
EOF
# gdbarch open the gdbarch object
printf "\n"
-printf "/* Maintain the struct gdbarch object */\n"
+printf "/* Maintain the struct gdbarch object. */\n"
printf "\n"
printf "struct gdbarch\n"
printf "{\n"
printf " /* An obstack bound to the lifetime of the architecture. */\n"
printf " struct obstack *obstack;\n"
printf "\n"
-printf " /* basic architectural information */\n"
+printf " /* basic architectural information. */\n"
function_list | while do_read
do
if class_is_info_p
then
- printf " ${returntype} ${function};\n"
+ printf " %s %s;\n" "$returntype" "$function"
fi
done
printf "\n"
-printf " /* target specific vector. */\n"
+printf " /* target specific vector. */\n"
printf " struct gdbarch_tdep *tdep;\n"
printf " gdbarch_dump_tdep_ftype *dump_tdep;\n"
printf "\n"
-printf " /* per-architecture data-pointers */\n"
+printf " /* per-architecture data-pointers. */\n"
printf " unsigned nr_data;\n"
printf " void **data;\n"
printf "\n"
-printf " /* per-architecture swap-regions */\n"
-printf " struct gdbarch_swap *swap;\n"
-printf "\n"
cat <<EOF
/* Multi-arch values.
gdbarch_dump(): Add a fprintf_unfiltered call so that the new
field is dumped out
- \`\`startup_gdbarch()'': Append an initial value to the static
- variable (base values on the host's c-type system).
-
get_gdbarch(): Implement the set/get functions (probably using
the macro's as shortcuts).
do
if class_is_variable_p
then
- printf " ${returntype} ${function};\n"
+ printf " %s %s;\n" "$returntype" "$function"
elif class_is_function_p
then
- printf " gdbarch_${function}_ftype *${function};\n"
+ printf " gdbarch_%s_ftype *%s;\n" "$function" "$function"
fi
done
printf "};\n"
-# A pre-initialized vector
-printf "\n"
-printf "\n"
-cat <<EOF
-/* The default architecture uses host values (for want of a better
- choice). */
-EOF
-printf "\n"
-printf "extern const struct bfd_arch_info bfd_default_arch_struct;\n"
-printf "\n"
-printf "struct gdbarch startup_gdbarch =\n"
-printf "{\n"
-printf " 1, /* Always initialized. */\n"
-printf " NULL, /* The obstack. */\n"
-printf " /* basic architecture information */\n"
-function_list | while do_read
-do
- if class_is_info_p
- then
- printf " ${staticdefault}, /* ${function} */\n"
- fi
-done
-cat <<EOF
- /* target specific vector and its dump routine */
- NULL, NULL,
- /*per-architecture data-pointers and swap regions */
- 0, NULL, NULL,
- /* Multi-arch values */
-EOF
-function_list | while do_read
-do
- if class_is_function_p || class_is_variable_p
- then
- printf " ${staticdefault}, /* ${function} */\n"
- fi
-done
-cat <<EOF
- /* startup_gdbarch() */
-};
-
-struct gdbarch *current_gdbarch = &startup_gdbarch;
-EOF
-
# Create a new gdbarch struct
cat <<EOF
/* Create a new \`\`struct gdbarch'' based on information provided by
- \`\`struct gdbarch_info''. */
+ \`\`struct gdbarch_info''. */
EOF
printf "\n"
cat <<EOF
gdbarch_alloc (const struct gdbarch_info *info,
struct gdbarch_tdep *tdep)
{
- /* NOTE: The new architecture variable is named \`\`current_gdbarch''
- so that macros such as TARGET_DOUBLE_BIT, when expanded, refer to
- the current local architecture and not the previous global
- architecture. This ensures that the new architectures initial
- values are not influenced by the previous architecture. Once
- everything is parameterised with gdbarch, this will go away. */
- struct gdbarch *current_gdbarch;
+ struct gdbarch *gdbarch;
/* Create an obstack for allocating all the per-architecture memory,
then use that to allocate the architecture vector. */
- struct obstack *obstack = XMALLOC (struct obstack);
+ struct obstack *obstack = XNEW (struct obstack);
obstack_init (obstack);
- current_gdbarch = obstack_alloc (obstack, sizeof (*current_gdbarch));
- memset (current_gdbarch, 0, sizeof (*current_gdbarch));
- current_gdbarch->obstack = obstack;
+ gdbarch = XOBNEW (obstack, struct gdbarch);
+ memset (gdbarch, 0, sizeof (*gdbarch));
+ gdbarch->obstack = obstack;
- alloc_gdbarch_data (current_gdbarch);
+ alloc_gdbarch_data (gdbarch);
- current_gdbarch->tdep = tdep;
+ gdbarch->tdep = tdep;
EOF
printf "\n"
function_list | while do_read
do
if class_is_info_p
then
- printf " current_gdbarch->${function} = info->${function};\n"
+ printf " gdbarch->%s = info->%s;\n" "$function" "$function"
fi
done
printf "\n"
-printf " /* Force the explicit initialization of these. */\n"
+printf " /* Force the explicit initialization of these. */\n"
function_list | while do_read
do
if class_is_function_p || class_is_variable_p
then
- if [ -n "${predefault}" -a "x${predefault}" != "x0" ]
+ if [ -n "${predefault}" ] && [ "x${predefault}" != "x0" ]
then
- printf " current_gdbarch->${function} = ${predefault};\n"
+ printf " gdbarch->%s = %s;\n" "$function" "$predefault"
fi
fi
done
cat <<EOF
/* gdbarch_alloc() */
- return current_gdbarch;
+ return gdbarch;
}
EOF
printf "\n"
printf "\n"
cat <<EOF
-/* Allocate extra space using the per-architecture obstack. */
-void *
-gdbarch_obstack_zalloc (struct gdbarch *arch, long size)
+obstack *gdbarch_obstack (gdbarch *arch)
+{
+ return arch->obstack;
+}
+
+/* See gdbarch.h. */
+
+char *
+gdbarch_obstack_strdup (struct gdbarch *arch, const char *string)
{
- void *data = obstack_alloc (arch->obstack, size);
- memset (data, 0, size);
- return data;
+ return obstack_strdup (arch->obstack, string);
}
gdbarch_free (struct gdbarch *arch)
{
struct obstack *obstack;
+
gdb_assert (arch != NULL);
gdb_assert (!arch->initialized_p);
obstack = arch->obstack;
/* Ensure that all values in a GDBARCH are reasonable. */
-/* NOTE/WARNING: The parameter is called \`\`current_gdbarch'' so that it
- just happens to match the global variable \`\`current_gdbarch''. That
- way macros refering to that variable get the local and not the global
- version - ulgh. Once everything is parameterised with gdbarch, this
- will go away. */
-
static void
-verify_gdbarch (struct gdbarch *current_gdbarch)
+verify_gdbarch (struct gdbarch *gdbarch)
{
- struct ui_file *log;
- struct cleanup *cleanups;
- long dummy;
- char *buf;
- log = mem_fileopen ();
- cleanups = make_cleanup_ui_file_delete (log);
+ string_file log;
+
/* fundamental */
- if (current_gdbarch->byte_order == BFD_ENDIAN_UNKNOWN)
- fprintf_unfiltered (log, "\n\tbyte-order");
- if (current_gdbarch->bfd_arch_info == NULL)
- fprintf_unfiltered (log, "\n\tbfd_arch_info");
- /* Check those that need to be defined for the given multi-arch level. */
+ if (gdbarch->byte_order == BFD_ENDIAN_UNKNOWN)
+ log.puts ("\n\tbyte-order");
+ if (gdbarch->bfd_arch_info == NULL)
+ log.puts ("\n\tbfd_arch_info");
+ /* Check those that need to be defined for the given multi-arch level. */
EOF
function_list | while do_read
do
then
if [ "x${invalid_p}" = "x0" ]
then
- printf " /* Skip verify of ${function}, invalid_p == 0 */\n"
+ printf " /* Skip verify of %s, invalid_p == 0 */\n" "$function"
elif class_is_predicate_p
then
- printf " /* Skip verify of ${function}, has predicate */\n"
+ printf " /* Skip verify of %s, has predicate. */\n" "$function"
# FIXME: See do_read for potential simplification
- elif [ -n "${invalid_p}" -a -n "${postdefault}" ]
+ elif [ -n "${invalid_p}" ] && [ -n "${postdefault}" ]
then
- printf " if (${invalid_p})\n"
- printf " current_gdbarch->${function} = ${postdefault};\n"
- elif [ -n "${predefault}" -a -n "${postdefault}" ]
+ printf " if (%s)\n" "$invalid_p"
+ printf " gdbarch->%s = %s;\n" "$function" "$postdefault"
+ elif [ -n "${predefault}" ] && [ -n "${postdefault}" ]
then
- printf " if (current_gdbarch->${function} == ${predefault})\n"
- printf " current_gdbarch->${function} = ${postdefault};\n"
+ printf " if (gdbarch->%s == %s)\n" "$function" "$predefault"
+ printf " gdbarch->%s = %s;\n" "$function" "$postdefault"
elif [ -n "${postdefault}" ]
then
- printf " if (current_gdbarch->${function} == 0)\n"
- printf " current_gdbarch->${function} = ${postdefault};\n"
+ printf " if (gdbarch->%s == 0)\n" "$function"
+ printf " gdbarch->%s = %s;\n" "$function" "$postdefault"
elif [ -n "${invalid_p}" ]
then
- printf " if (${invalid_p})\n"
- printf " fprintf_unfiltered (log, \"\\\\n\\\\t${function}\");\n"
+ printf " if (%s)\n" "$invalid_p"
+ printf " log.puts (\"\\\\n\\\\t%s\");\n" "$function"
elif [ -n "${predefault}" ]
then
- printf " if (current_gdbarch->${function} == ${predefault})\n"
- printf " fprintf_unfiltered (log, \"\\\\n\\\\t${function}\");\n"
+ printf " if (gdbarch->%s == %s)\n" "$function" "$predefault"
+ printf " log.puts (\"\\\\n\\\\t%s\");\n" "$function"
fi
fi
done
cat <<EOF
- buf = ui_file_xstrdup (log, &dummy);
- make_cleanup (xfree, buf);
- if (strlen (buf) > 0)
+ if (!log.empty ())
internal_error (__FILE__, __LINE__,
_("verify_gdbarch: the following are invalid ...%s"),
- buf);
- do_cleanups (cleanups);
+ log.c_str ());
}
EOF
printf "\n"
printf "\n"
cat <<EOF
-/* Print out the details of the current architecture. */
-
-/* NOTE/WARNING: The parameter is called \`\`current_gdbarch'' so that it
- just happens to match the global variable \`\`current_gdbarch''. That
- way macros refering to that variable get the local and not the global
- version - ulgh. Once everything is parameterised with gdbarch, this
- will go away. */
+/* Print out the details of the current architecture. */
void
-gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
+gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
{
- const char *gdb_xm_file = "<not-defined>";
const char *gdb_nm_file = "<not-defined>";
- const char *gdb_tm_file = "<not-defined>";
-#if defined (GDB_XM_FILE)
- gdb_xm_file = GDB_XM_FILE;
-#endif
- fprintf_unfiltered (file,
- "gdbarch_dump: GDB_XM_FILE = %s\\n",
- gdb_xm_file);
+
#if defined (GDB_NM_FILE)
gdb_nm_file = GDB_NM_FILE;
#endif
fprintf_unfiltered (file,
"gdbarch_dump: GDB_NM_FILE = %s\\n",
gdb_nm_file);
-#if defined (GDB_TM_FILE)
- gdb_tm_file = GDB_TM_FILE;
-#endif
- fprintf_unfiltered (file,
- "gdbarch_dump: GDB_TM_FILE = %s\\n",
- gdb_tm_file);
EOF
-function_list | sort -t: -k 4 | while do_read
+function_list | sort '-t;' -k 3 | while do_read
do
# First the predicate
if class_is_predicate_p
then
- if test -n "${macro}"
- then
- printf "#ifdef ${macro}_P\n"
- printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: %%s # %%s\\\\n\",\n"
- printf " \"${macro}_P()\",\n"
- printf " XSTRING (${macro}_P ()));\n"
- printf "#endif\n"
- fi
printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: gdbarch_${function}_p() = %%d\\\\n\",\n"
- printf " gdbarch_${function}_p (current_gdbarch));\n"
- fi
- # Print the macro definition.
- if test -n "${macro}"
- then
- printf "#ifdef ${macro}\n"
- if class_is_function_p
- then
- printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: %%s # %%s\\\\n\",\n"
- printf " \"${macro}(${actual})\",\n"
- printf " XSTRING (${macro} (${actual})));\n"
- else
- printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${macro} # %%s\\\\n\",\n"
- printf " XSTRING (${macro}));\n"
- fi
- printf "#endif\n"
+ printf " \"gdbarch_dump: gdbarch_%s_p() = %%d\\\\n\",\n" "$function"
+ printf " gdbarch_%s_p (gdbarch));\n" "$function"
fi
# Print the corresponding value.
if class_is_function_p
then
printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${function} = <0x%%lx>\\\\n\",\n"
- printf " (long) current_gdbarch->${function});\n"
+ printf " \"gdbarch_dump: %s = <%%s>\\\\n\",\n" "$function"
+ printf " host_address_to_string (gdbarch->%s));\n" "$function"
else
# It is a variable
case "${print}:${returntype}" in
:CORE_ADDR )
- fmt="0x%s"
- print="paddr_nz (current_gdbarch->${function})"
+ fmt="%s"
+ print="core_addr_to_string_nz (gdbarch->${function})"
;;
:* )
fmt="%s"
- print="paddr_d (current_gdbarch->${function})"
+ print="plongest (gdbarch->${function})"
;;
* )
fmt="%s"
;;
esac
printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${function} = %s\\\\n\",\n" "${fmt}"
- printf " ${print});\n"
+ printf " \"gdbarch_dump: %s = %s\\\\n\",\n" "$function" "$fmt"
+ printf " %s);\n" "$print"
fi
done
cat <<EOF
- if (current_gdbarch->dump_tdep != NULL)
- current_gdbarch->dump_tdep (current_gdbarch, file);
+ if (gdbarch->dump_tdep != NULL)
+ gdbarch->dump_tdep (gdbarch, file);
}
EOF
then
printf "\n"
printf "int\n"
- printf "gdbarch_${function}_p (struct gdbarch *gdbarch)\n"
+ printf "gdbarch_%s_p (struct gdbarch *gdbarch)\n" "$function"
printf "{\n"
printf " gdb_assert (gdbarch != NULL);\n"
- printf " return ${predicate};\n"
+ printf " return %s;\n" "$predicate"
printf "}\n"
fi
if class_is_function_p
then
printf "\n"
- printf "${returntype}\n"
+ printf "%s\n" "$returntype"
if [ "x${formal}" = "xvoid" ]
then
- printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
+ printf "gdbarch_%s (struct gdbarch *gdbarch)\n" "$function"
else
- printf "gdbarch_${function} (struct gdbarch *gdbarch, ${formal})\n"
+ printf "gdbarch_%s (struct gdbarch *gdbarch, %s)\n" "$function" "$formal"
fi
printf "{\n"
printf " gdb_assert (gdbarch != NULL);\n"
- printf " gdb_assert (gdbarch->${function} != NULL);\n"
+ printf " gdb_assert (gdbarch->%s != NULL);\n" "$function"
if class_is_predicate_p && test -n "${predefault}"
then
# Allow a call to a function with a predicate.
- printf " /* Do not check predicate: ${predicate}, allow call. */\n"
+ printf " /* Do not check predicate: %s, allow call. */\n" "$predicate"
fi
printf " if (gdbarch_debug >= 2)\n"
- printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
- if [ "x${actual}" = "x-" -o "x${actual}" = "x" ]
+ printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_%s called\\\\n\");\n" "$function"
+ if [ "x${actual:-}" = "x-" ] || [ "x${actual:-}" = "x" ]
then
if class_is_multiarch_p
then
fi
if [ "x${returntype}" = "xvoid" ]
then
- printf " gdbarch->${function} (${params});\n"
+ printf " gdbarch->%s (%s);\n" "$function" "$params"
else
- printf " return gdbarch->${function} (${params});\n"
+ printf " return gdbarch->%s (%s);\n" "$function" "$params"
fi
printf "}\n"
printf "\n"
printf "void\n"
- printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n"
- printf " `echo ${function} | sed -e 's/./ /g'` gdbarch_${function}_ftype ${function})\n"
+ printf "set_gdbarch_%s (struct gdbarch *gdbarch,\n" "$function"
+ printf " %s gdbarch_%s_ftype %s)\n" "$(echo "$function" | sed -e 's/./ /g')" "$function" "$function"
printf "{\n"
- printf " gdbarch->${function} = ${function};\n"
+ printf " gdbarch->%s = %s;\n" "$function" "$function"
printf "}\n"
elif class_is_variable_p
then
printf "\n"
- printf "${returntype}\n"
- printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
+ printf "%s\n" "$returntype"
+ printf "gdbarch_%s (struct gdbarch *gdbarch)\n" "$function"
printf "{\n"
printf " gdb_assert (gdbarch != NULL);\n"
if [ "x${invalid_p}" = "x0" ]
then
- printf " /* Skip verify of ${function}, invalid_p == 0 */\n"
+ printf " /* Skip verify of %s, invalid_p == 0 */\n" "$function"
elif [ -n "${invalid_p}" ]
then
printf " /* Check variable is valid. */\n"
- printf " gdb_assert (!(${invalid_p}));\n"
+ printf " gdb_assert (!(%s));\n" "$invalid_p"
elif [ -n "${predefault}" ]
then
printf " /* Check variable changed from pre-default. */\n"
- printf " gdb_assert (gdbarch->${function} != ${predefault});\n"
+ printf " gdb_assert (gdbarch->%s != %s);\n" "$function" "$predefault"
fi
printf " if (gdbarch_debug >= 2)\n"
- printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
- printf " return gdbarch->${function};\n"
+ printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_%s called\\\\n\");\n" "$function"
+ printf " return gdbarch->%s;\n" "$function"
printf "}\n"
printf "\n"
printf "void\n"
- printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n"
- printf " `echo ${function} | sed -e 's/./ /g'` ${returntype} ${function})\n"
+ printf "set_gdbarch_%s (struct gdbarch *gdbarch,\n" "$function"
+ printf " %s %s %s)\n" "$(echo "$function" | sed -e 's/./ /g')" "$returntype" "$function"
printf "{\n"
- printf " gdbarch->${function} = ${function};\n"
+ printf " gdbarch->%s = %s;\n" "$function" "$function"
printf "}\n"
elif class_is_info_p
then
printf "\n"
- printf "${returntype}\n"
- printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
+ printf "%s\n" "$returntype"
+ printf "gdbarch_%s (struct gdbarch *gdbarch)\n" "$function"
printf "{\n"
printf " gdb_assert (gdbarch != NULL);\n"
printf " if (gdbarch_debug >= 2)\n"
- printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
- printf " return gdbarch->${function};\n"
+ printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_%s called\\\\n\");\n" "$function"
+ printf " return gdbarch->%s;\n" "$function"
printf "}\n"
fi
done
/* Keep a registry of per-architecture data-pointers required by GDB
- modules. */
+ modules. */
struct gdbarch_data
{
gdbarch_data_post_init_ftype *post_init)
{
struct gdbarch_data_registration **curr;
- /* Append the new registraration. */
+
+ /* Append the new registration. */
for (curr = &gdbarch_data_registry.registrations;
(*curr) != NULL;
curr = &(*curr)->next);
- (*curr) = XMALLOC (struct gdbarch_data_registration);
+ (*curr) = XNEW (struct gdbarch_data_registration);
(*curr)->next = NULL;
- (*curr)->data = XMALLOC (struct gdbarch_data);
+ (*curr)->data = XNEW (struct gdbarch_data);
(*curr)->data->index = gdbarch_data_registry.nr++;
(*curr)->data->pre_init = pre_init;
(*curr)->data->post_init = post_init;
return gdbarch_data_register (NULL, post_init);
}
-/* Create/delete the gdbarch data vector. */
+/* Create/delete the gdbarch data vector. */
static void
alloc_gdbarch_data (struct gdbarch *gdbarch)
}
/* Initialize the current value of the specified per-architecture
- data-pointer. */
+ data-pointer. */
void
deprecated_set_gdbarch_data (struct gdbarch *gdbarch,
}
/* Return the current value of the specified per-architecture
- data-pointer. */
+ data-pointer. */
void *
gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *data)
}
-
-/* Keep a registry of swapped data required by GDB modules. */
-
-struct gdbarch_swap
-{
- void *swap;
- struct gdbarch_swap_registration *source;
- struct gdbarch_swap *next;
-};
-
-struct gdbarch_swap_registration
-{
- void *data;
- unsigned long sizeof_data;
- gdbarch_swap_ftype *init;
- struct gdbarch_swap_registration *next;
-};
-
-struct gdbarch_swap_registry
-{
- int nr;
- struct gdbarch_swap_registration *registrations;
-};
-
-struct gdbarch_swap_registry gdbarch_swap_registry =
-{
- 0, NULL,
-};
-
-void
-deprecated_register_gdbarch_swap (void *data,
- unsigned long sizeof_data,
- gdbarch_swap_ftype *init)
-{
- struct gdbarch_swap_registration **rego;
- for (rego = &gdbarch_swap_registry.registrations;
- (*rego) != NULL;
- rego = &(*rego)->next);
- (*rego) = XMALLOC (struct gdbarch_swap_registration);
- (*rego)->next = NULL;
- (*rego)->init = init;
- (*rego)->data = data;
- (*rego)->sizeof_data = sizeof_data;
-}
-
-static void
-current_gdbarch_swap_init_hack (void)
-{
- struct gdbarch_swap_registration *rego;
- struct gdbarch_swap **curr = ¤t_gdbarch->swap;
- for (rego = gdbarch_swap_registry.registrations;
- rego != NULL;
- rego = rego->next)
- {
- if (rego->data != NULL)
- {
- (*curr) = GDBARCH_OBSTACK_ZALLOC (current_gdbarch,
- struct gdbarch_swap);
- (*curr)->source = rego;
- (*curr)->swap = gdbarch_obstack_zalloc (current_gdbarch,
- rego->sizeof_data);
- (*curr)->next = NULL;
- curr = &(*curr)->next;
- }
- if (rego->init != NULL)
- rego->init ();
- }
-}
-
-static struct gdbarch *
-current_gdbarch_swap_out_hack (void)
-{
- struct gdbarch *old_gdbarch = current_gdbarch;
- struct gdbarch_swap *curr;
-
- gdb_assert (old_gdbarch != NULL);
- for (curr = old_gdbarch->swap;
- curr != NULL;
- curr = curr->next)
- {
- memcpy (curr->swap, curr->source->data, curr->source->sizeof_data);
- memset (curr->source->data, 0, curr->source->sizeof_data);
- }
- current_gdbarch = NULL;
- return old_gdbarch;
-}
-
-static void
-current_gdbarch_swap_in_hack (struct gdbarch *new_gdbarch)
-{
- struct gdbarch_swap *curr;
-
- gdb_assert (current_gdbarch == NULL);
- for (curr = new_gdbarch->swap;
- curr != NULL;
- curr = curr->next)
- memcpy (curr->source->data, curr->swap, curr->source->sizeof_data);
- current_gdbarch = new_gdbarch;
-}
-
-
-/* Keep a registry of the architectures known by GDB. */
+/* Keep a registry of the architectures known by GDB. */
struct gdbarch_registration
{
static void
append_name (const char ***buf, int *nr, const char *name)
{
- *buf = xrealloc (*buf, sizeof (char**) * (*nr + 1));
+ *buf = XRESIZEVEC (const char *, *buf, *nr + 1);
(*buf)[*nr] = name;
*nr += 1;
}
gdbarch_printable_names (void)
{
/* Accumulate a list of names based on the registed list of
- architectures. */
- enum bfd_architecture a;
+ architectures. */
int nr_arches = 0;
const char **arches = NULL;
struct gdbarch_registration *rego;
+
for (rego = gdbarch_registry;
rego != NULL;
rego = rego->next)
{
struct gdbarch_registration **curr;
const struct bfd_arch_info *bfd_arch_info;
+
/* Check that BFD recognizes this architecture */
bfd_arch_info = bfd_lookup_arch (bfd_architecture, 0);
if (bfd_arch_info == NULL)
{
internal_error (__FILE__, __LINE__,
- _("gdbarch: Attempt to register unknown architecture (%d)"),
+ _("gdbarch: Attempt to register "
+ "unknown architecture (%d)"),
bfd_architecture);
}
- /* Check that we haven't seen this architecture before */
+ /* Check that we haven't seen this architecture before. */
for (curr = &gdbarch_registry;
(*curr) != NULL;
curr = &(*curr)->next)
{
if (bfd_architecture == (*curr)->bfd_architecture)
internal_error (__FILE__, __LINE__,
- _("gdbarch: Duplicate registraration of architecture (%s)"),
+ _("gdbarch: Duplicate registration "
+ "of architecture (%s)"),
bfd_arch_info->printable_name);
}
/* log it */
if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "register_gdbarch_init (%s, 0x%08lx)\n",
+ fprintf_unfiltered (gdb_stdlog, "register_gdbarch_init (%s, %s)\n",
bfd_arch_info->printable_name,
- (long) init);
+ host_address_to_string (init));
/* Append it */
- (*curr) = XMALLOC (struct gdbarch_registration);
+ (*curr) = XNEW (struct gdbarch_registration);
(*curr)->bfd_architecture = bfd_architecture;
(*curr)->init = init;
(*curr)->dump_tdep = dump_tdep;
/* Find an architecture that matches the specified INFO. Create a new
- architecture if needed. Return that new architecture. Assumes
- that there is no current architecture. */
+ architecture if needed. Return that new architecture. */
-static struct gdbarch *
-find_arch_by_info (struct gdbarch_info info)
+struct gdbarch *
+gdbarch_find_by_info (struct gdbarch_info info)
{
struct gdbarch *new_gdbarch;
struct gdbarch_registration *rego;
- /* The existing architecture has been swapped out - all this code
- works from a clean slate. */
- gdb_assert (current_gdbarch == NULL);
-
/* Fill in missing parts of the INFO struct using a number of
sources: "set ..."; INFOabfd supplied; and the global
defaults. */
gdbarch_info_fill (&info);
- /* Must have found some sort of architecture. */
+ /* Must have found some sort of architecture. */
gdb_assert (info.bfd_arch_info != NULL);
if (gdbarch_debug)
{
fprintf_unfiltered (gdb_stdlog,
- "find_arch_by_info: info.bfd_arch_info %s\n",
+ "gdbarch_find_by_info: info.bfd_arch_info %s\n",
(info.bfd_arch_info != NULL
? info.bfd_arch_info->printable_name
: "(null)"));
fprintf_unfiltered (gdb_stdlog,
- "find_arch_by_info: info.byte_order %d (%s)\n",
+ "gdbarch_find_by_info: info.byte_order %d (%s)\n",
info.byte_order,
(info.byte_order == BFD_ENDIAN_BIG ? "big"
: info.byte_order == BFD_ENDIAN_LITTLE ? "little"
: "default"));
fprintf_unfiltered (gdb_stdlog,
- "find_arch_by_info: info.osabi %d (%s)\n",
+ "gdbarch_find_by_info: info.osabi %d (%s)\n",
info.osabi, gdbarch_osabi_name (info.osabi));
fprintf_unfiltered (gdb_stdlog,
- "find_arch_by_info: info.abfd 0x%lx\n",
- (long) info.abfd);
+ "gdbarch_find_by_info: info.abfd %s\n",
+ host_address_to_string (info.abfd));
fprintf_unfiltered (gdb_stdlog,
- "find_arch_by_info: info.tdep_info 0x%lx\n",
- (long) info.tdep_info);
+ "gdbarch_find_by_info: info.tdep_info %s\n",
+ host_address_to_string (info.tdep_info));
}
/* Find the tdep code that knows about this architecture. */
if (rego == NULL)
{
if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "find_arch_by_info: "
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_find_by_info: "
"No matching architecture\n");
return 0;
}
if (new_gdbarch == NULL)
{
if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "find_arch_by_info: "
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_find_by_info: "
"Target rejected architecture\n");
return NULL;
}
if (new_gdbarch->initialized_p)
{
struct gdbarch_list **list;
- struct gdbarch_list *this;
+ struct gdbarch_list *self;
if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "find_arch_by_info: "
- "Previous architecture 0x%08lx (%s) selected\n",
- (long) new_gdbarch,
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_find_by_info: "
+ "Previous architecture %s (%s) selected\n",
+ host_address_to_string (new_gdbarch),
new_gdbarch->bfd_arch_info->printable_name);
/* Find the existing arch in the list. */
for (list = ®o->arches;
list = &(*list)->next);
/* It had better be in the list of architectures. */
gdb_assert ((*list) != NULL && (*list)->gdbarch == new_gdbarch);
- /* Unlink THIS. */
- this = (*list);
- (*list) = this->next;
- /* Insert THIS at the front. */
- this->next = rego->arches;
- rego->arches = this;
+ /* Unlink SELF. */
+ self = (*list);
+ (*list) = self->next;
+ /* Insert SELF at the front. */
+ self->next = rego->arches;
+ rego->arches = self;
/* Return it. */
return new_gdbarch;
}
/* It's a new architecture. */
if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "find_arch_by_info: "
- "New architecture 0x%08lx (%s) selected\n",
- (long) new_gdbarch,
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_find_by_info: "
+ "New architecture %s (%s) selected\n",
+ host_address_to_string (new_gdbarch),
new_gdbarch->bfd_arch_info->printable_name);
/* Insert the new architecture into the front of the architecture
list (keep the list sorted Most Recently Used). */
{
- struct gdbarch_list *this = XMALLOC (struct gdbarch_list);
- this->next = rego->arches;
- this->gdbarch = new_gdbarch;
- rego->arches = this;
+ struct gdbarch_list *self = XNEW (struct gdbarch_list);
+ self->next = rego->arches;
+ self->gdbarch = new_gdbarch;
+ rego->arches = self;
}
/* Check that the newly installed architecture is valid. Plug in
verify_gdbarch (new_gdbarch);
new_gdbarch->initialized_p = 1;
- /* Initialize any per-architecture swap areas. This phase requires
- a valid global CURRENT_GDBARCH. Set it momentarially, and then
- swap the entire architecture out. */
- current_gdbarch = new_gdbarch;
- current_gdbarch_swap_init_hack ();
- current_gdbarch_swap_out_hack ();
-
if (gdbarch_debug)
gdbarch_dump (new_gdbarch, gdb_stdlog);
return new_gdbarch;
}
-struct gdbarch *
-gdbarch_find_by_info (struct gdbarch_info info)
-{
- /* Save the previously selected architecture, setting the global to
- NULL. This stops things like gdbarch->init() trying to use the
- previous architecture's configuration. The previous architecture
- may not even be of the same architecture family. The most recent
- architecture of the same family is found at the head of the
- rego->arches list. */
- struct gdbarch *old_gdbarch = current_gdbarch_swap_out_hack ();
-
- /* Find the specified architecture. */
- struct gdbarch *new_gdbarch = find_arch_by_info (info);
-
- /* Restore the existing architecture. */
- gdb_assert (current_gdbarch == NULL);
- current_gdbarch_swap_in_hack (old_gdbarch);
-
- return new_gdbarch;
-}
-
-/* Make the specified architecture current, swapping the existing one
- out. */
+/* Make the specified architecture current. */
void
-deprecated_current_gdbarch_select_hack (struct gdbarch *new_gdbarch)
+set_target_gdbarch (struct gdbarch *new_gdbarch)
{
gdb_assert (new_gdbarch != NULL);
- gdb_assert (current_gdbarch != NULL);
gdb_assert (new_gdbarch->initialized_p);
- current_gdbarch_swap_out_hack ();
- current_gdbarch_swap_in_hack (new_gdbarch);
- architecture_changed_event ();
- reinit_frame_cache ();
+ current_inferior ()->gdbarch = new_gdbarch;
+ gdb::observers::architecture_changed.notify (new_gdbarch);
+ registers_changed ();
}
-extern void _initialize_gdbarch (void);
+/* Return the current inferior's arch. */
-void
-_initialize_gdbarch (void)
+struct gdbarch *
+target_gdbarch (void)
{
- struct cmd_list_element *c;
+ return current_inferior ()->gdbarch;
+}
- add_setshow_zinteger_cmd ("arch", class_maintenance, &gdbarch_debug, _("\\
+void _initialize_gdbarch ();
+void
+_initialize_gdbarch ()
+{
+ add_setshow_zuinteger_cmd ("arch", class_maintenance, &gdbarch_debug, _("\\
Set architecture debugging."), _("\\
Show architecture debugging."), _("\\
When non-zero, architecture debugging is enabled."),
# close things off
exec 1>&2
-#../move-if-change new-gdbarch.c gdbarch.c
-compare_new gdbarch.c
+../move-if-change new-gdbarch.c gdbarch.c
+rm -f new-gdbarch.c