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-rwxr-xr-xgdb/gdbarch.sh2212
1 files changed, 0 insertions, 2212 deletions
diff --git a/gdb/gdbarch.sh b/gdb/gdbarch.sh
deleted file mode 100755
index 78cc24eabab..00000000000
--- a/gdb/gdbarch.sh
+++ /dev/null
@@ -1,2212 +0,0 @@
-#!/bin/sh -u
-
-# Architecture commands for GDB, the GNU debugger.
-# Copyright 1998, 1999, 2000, 2001, 2002 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
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-compare_new ()
-{
- file=$1
- if test ! -r ${file}
- then
- echo "${file} missing? cp new-${file} ${file}" 1>&2
- elif diff -c ${file} new-${file}
- then
- echo "${file} unchanged" 1>&2
- else
- echo "${file} has changed? cp new-${file} ${file}" 1>&2
- fi
-}
-
-
-# Format of the input table
-read="class level macro returntype function formal actual attrib staticdefault predefault postdefault invalid_p fmt print print_p description"
-
-do_read ()
-{
- comment=""
- class=""
- while read line
- do
- if test "${line}" = ""
- then
- continue
- elif test "${line}" = "#" -a "${comment}" = ""
- then
- continue
- elif expr "${line}" : "#" > /dev/null
- then
- comment="${comment}
-${line}"
- else
-
- # The semantics of IFS varies between different SH's. Some
- # treat ``::' as three fields while some treat it as just too.
- # Work around this by eliminating ``::'' ....
- line="`echo "${line}" | sed -e 's/::/: :/g' -e 's/::/: :/g'`"
-
- OFS="${IFS}" ; IFS="[:]"
- eval read ${read} <<EOF
-${line}
-EOF
- IFS="${OFS}"
-
- # .... and then going back through each field and strip out those
- # that ended up with just that space character.
- for r in ${read}
- do
- if eval test \"\${${r}}\" = \"\ \"
- then
- eval ${r}=""
- fi
- done
-
- case "${class}" in
- m ) staticdefault="${predefault}" ;;
- M ) staticdefault="0" ;;
- * ) test "${staticdefault}" || staticdefault=0 ;;
- esac
- # NOT YET: Breaks BELIEVE_PCC_PROMOTION and confuses non-
- # multi-arch defaults.
- # test "${predefault}" || predefault=0
-
- # come up with a format, use a few guesses for variables
- case ":${class}:${fmt}:${print}:" in
- :[vV]::: )
- if [ "${returntype}" = int ]
- then
- fmt="%d"
- print="${macro}"
- elif [ "${returntype}" = long ]
- then
- fmt="%ld"
- print="${macro}"
- fi
- ;;
- esac
- test "${fmt}" || fmt="%ld"
- test "${print}" || print="(long) ${macro}"
-
- case "${invalid_p}" in
- 0 ) valid_p=1 ;;
- "" )
- if [ -n "${predefault}" ]
- then
- #invalid_p="gdbarch->${function} == ${predefault}"
- valid_p="gdbarch->${function} != ${predefault}"
- else
- #invalid_p="gdbarch->${function} == 0"
- valid_p="gdbarch->${function} != 0"
- fi
- ;;
- * ) valid_p="!(${invalid_p})"
- 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
-
- break
- fi
- done
- if [ -n "${class}" ]
- then
- true
- else
- false
- fi
-}
-
-
-fallback_default_p ()
-{
- [ -n "${postdefault}" -a "x${invalid_p}" != "x0" ] \
- || [ -n "${predefault}" -a "x${invalid_p}" = "x0" ]
-}
-
-class_is_variable_p ()
-{
- case "${class}" in
- *v* | *V* ) true ;;
- * ) false ;;
- esac
-}
-
-class_is_function_p ()
-{
- case "${class}" in
- *f* | *F* | *m* | *M* ) true ;;
- * ) false ;;
- esac
-}
-
-class_is_multiarch_p ()
-{
- case "${class}" in
- *m* | *M* ) true ;;
- * ) false ;;
- esac
-}
-
-class_is_predicate_p ()
-{
- case "${class}" in
- *F* | *V* | *M* ) true ;;
- * ) false ;;
- esac
-}
-
-class_is_info_p ()
-{
- case "${class}" in
- *i* ) true ;;
- * ) false ;;
- esac
-}
-
-
-# dump out/verify the doco
-for field in ${read}
-do
- case ${field} in
-
- class ) : ;;
-
- # # -> line disable
- # f -> function
- # hiding a function
- # F -> function + predicate
- # hiding a function + predicate to test function validity
- # v -> variable
- # hiding a variable
- # V -> variable + predicate
- # hiding a variable + predicate to test variables validity
- # i -> set from info
- # hiding something from the ``struct info'' object
- # m -> multi-arch function
- # hiding a multi-arch function (parameterised with the architecture)
- # M -> multi-arch function + predicate
- # hiding a multi-arch function + predicate to test function validity
-
- level ) : ;;
-
- # See GDB_MULTI_ARCH description. Having GDB_MULTI_ARCH >=
- # LEVEL is a predicate on checking that a given method is
- # initialized (using INVALID_P).
-
- macro ) : ;;
-
- # The name of the MACRO that this method is to be accessed by.
-
- returntype ) : ;;
-
- # For functions, the return type; for variables, the data type
-
- function ) : ;;
-
- # For functions, the member function name; for variables, the
- # variable name. Member function names are always prefixed with
- # ``gdbarch_'' for name-space purity.
-
- formal ) : ;;
-
- # The formal argument list. It is assumed that the formal
- # argument list includes the actual name of each list element.
- # A function with no arguments shall have ``void'' as the
- # formal argument list.
-
- actual ) : ;;
-
- # The list of actual arguments. The arguments specified shall
- # match the FORMAL list given above. Functions with out
- # arguments leave this blank.
-
- attrib ) : ;;
-
- # Any GCC attributes that should be attached to the function
- # declaration. At present this field is unused.
-
- staticdefault ) : ;;
-
- # To help with the GDB startup a static gdbarch object is
- # created. STATICDEFAULT is the value to insert into that
- # static gdbarch object. Since this a static object only
- # simple expressions can be used.
-
- # If STATICDEFAULT is empty, zero is used.
-
- predefault ) : ;;
-
- # An initial value to assign to MEMBER of the freshly
- # malloc()ed gdbarch object. After initialization, the
- # freshly malloc()ed object is passed to the target
- # architecture code for further updates.
-
- # If PREDEFAULT is empty, zero is used.
-
- # A non-empty PREDEFAULT, an empty POSTDEFAULT and a zero
- # INVALID_P are specified, PREDEFAULT will be used as the
- # default for the non- multi-arch target.
-
- # A zero PREDEFAULT function will force the fallback to call
- # internal_error().
-
- # Variable declarations can refer to ``gdbarch'' which will
- # contain the current architecture. Care should be taken.
-
- postdefault ) : ;;
-
- # A value to assign to MEMBER of the new gdbarch object should
- # the target architecture code fail to change the PREDEFAULT
- # value.
-
- # If POSTDEFAULT is empty, no post update is performed.
-
- # If both INVALID_P and POSTDEFAULT are non-empty then
- # INVALID_P will be used to determine if MEMBER should be
- # changed to POSTDEFAULT.
-
- # If a non-empty POSTDEFAULT and a zero INVALID_P are
- # specified, POSTDEFAULT will be used as the default for the
- # non- multi-arch target (regardless of the value of
- # PREDEFAULT).
-
- # You cannot specify both a zero INVALID_P and a POSTDEFAULT.
-
- # Variable declarations can refer to ``gdbarch'' which will
- # contain the current architecture. Care should be taken.
-
- invalid_p ) : ;;
-
- # A predicate equation that validates MEMBER. Non-zero is
- # returned if the code creating the new architecture failed to
- # initialize MEMBER or the initialized the member is invalid.
- # If POSTDEFAULT is non-empty then MEMBER will be updated to
- # that value. If POSTDEFAULT is empty then internal_error()
- # is called.
-
- # If INVALID_P is empty, a check that MEMBER is no longer
- # equal to PREDEFAULT is used.
-
- # The expression ``0'' disables the INVALID_P check making
- # PREDEFAULT a legitimate value.
-
- # See also PREDEFAULT and POSTDEFAULT.
-
- fmt ) : ;;
-
- # printf style format string that can be used to print out the
- # MEMBER. Sometimes "%s" is useful. For functions, this is
- # ignored and the function address is printed.
-
- # If FMT is empty, ``%ld'' is used.
-
- print ) : ;;
-
- # An optional equation that casts MEMBER to a value suitable
- # for formatting by FMT.
-
- # If PRINT is empty, ``(long)'' is used.
-
- print_p ) : ;;
-
- # An optional indicator for any predicte to wrap around the
- # print member code.
-
- # () -> Call a custom function to do the dump.
- # exp -> Wrap print up in ``if (${print_p}) ...
- # ``'' -> No predicate
-
- # If PRINT_P is empty, ``1'' is always used.
-
- description ) : ;;
-
- # Currently unused.
-
- *) exit 1;;
- esac
-done
-
-
-function_list ()
-{
- # See below (DOCO) for description of each field
- cat <<EOF
-i:2:TARGET_ARCHITECTURE:const struct bfd_arch_info *:bfd_arch_info::::&bfd_default_arch_struct::::%s:TARGET_ARCHITECTURE->printable_name:TARGET_ARCHITECTURE != NULL
-#
-i:2:TARGET_BYTE_ORDER:int:byte_order::::BFD_ENDIAN_BIG
-# 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:
-#
-# 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
-# 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
-# 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
-# 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
-# Number of bits in a float for the target machine.
-v::TARGET_FLOAT_BIT:int:float_bit::::8 * sizeof (float):4*TARGET_CHAR_BIT::0
-# Number of bits in a double for the target machine.
-v::TARGET_DOUBLE_BIT:int:double_bit::::8 * sizeof (double):8*TARGET_CHAR_BIT::0
-# Number of bits in a long double for the target machine.
-v::TARGET_LONG_DOUBLE_BIT:int:long_double_bit::::8 * sizeof (long double):2*TARGET_DOUBLE_BIT::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
-# / addr_bit will be set from it.
-#
-# If TARGET_PTR_BIT and TARGET_ADDR_BIT are different, you'll probably
-# also need to set POINTER_TO_ADDRESS and 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
-# 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
-#
-# One if \`char' acts like \`signed char', zero if \`unsigned char'.
-v::TARGET_CHAR_SIGNED:int:char_signed::::1:-1:1::::
-#
-f::TARGET_READ_PC:CORE_ADDR:read_pc:ptid_t ptid:ptid::0:generic_target_read_pc::0
-f::TARGET_WRITE_PC:void:write_pc:CORE_ADDR val, ptid_t ptid:val, ptid::0:generic_target_write_pc::0
-f::TARGET_READ_FP:CORE_ADDR:read_fp:void:::0:generic_target_read_fp::0
-f::TARGET_WRITE_FP:void:write_fp:CORE_ADDR val:val::0:generic_target_write_fp::0
-f::TARGET_READ_SP:CORE_ADDR:read_sp:void:::0:generic_target_read_sp::0
-f::TARGET_WRITE_SP:void:write_sp:CORE_ADDR val:val::0:generic_target_write_sp::0
-# 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:register_read:int regnum, char *buf:regnum, buf:
-M:::void:register_write:int regnum, char *buf:regnum, buf:
-#
-v:2:NUM_REGS: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:2:NUM_PSEUDO_REGS:int:num_pseudo_regs::::0:0::0:::
-v:2:SP_REGNUM:int:sp_regnum::::0:-1
-v:2:FP_REGNUM:int:fp_regnum::::0:-1
-v:2:PC_REGNUM:int:pc_regnum::::0:-1
-v:2:FP0_REGNUM:int:fp0_regnum::::0:-1::0
-v:2:NPC_REGNUM:int:npc_regnum::::0:-1::0
-v:2:NNPC_REGNUM:int:nnpc_regnum::::0:-1::0
-# Convert stab register number (from \`r\' declaration) to a gdb REGNUM.
-f:2:STAB_REG_TO_REGNUM: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:2:ECOFF_REG_TO_REGNUM: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:2:DWARF_REG_TO_REGNUM:int:dwarf_reg_to_regnum:int dwarf_regnr:dwarf_regnr:::no_op_reg_to_regnum::0
-# Convert from an sdb register number to an internal gdb register number.
-# This should be defined in tm.h, if REGISTER_NAMES is not set up
-# to map one to one onto the sdb register numbers.
-f:2:SDB_REG_TO_REGNUM:int:sdb_reg_to_regnum:int sdb_regnr:sdb_regnr:::no_op_reg_to_regnum::0
-f:2:DWARF2_REG_TO_REGNUM:int:dwarf2_reg_to_regnum:int dwarf2_regnr:dwarf2_regnr:::no_op_reg_to_regnum::0
-f:2:REGISTER_NAME:char *:register_name:int regnr:regnr:::legacy_register_name::0
-v:2:REGISTER_SIZE:int:register_size::::0:-1
-v:2:REGISTER_BYTES:int:register_bytes::::0:-1
-f:2:REGISTER_BYTE:int:register_byte:int reg_nr:reg_nr::0:0
-f:2:REGISTER_RAW_SIZE:int:register_raw_size:int reg_nr:reg_nr::generic_register_raw_size:0
-v:2:MAX_REGISTER_RAW_SIZE:int:max_register_raw_size::::0:-1
-f:2:REGISTER_VIRTUAL_SIZE:int:register_virtual_size:int reg_nr:reg_nr::generic_register_virtual_size:0
-v:2:MAX_REGISTER_VIRTUAL_SIZE:int:max_register_virtual_size::::0:-1
-f:2:REGISTER_VIRTUAL_TYPE:struct type *:register_virtual_type:int reg_nr:reg_nr::0:0
-f:2:DO_REGISTERS_INFO:void:do_registers_info:int reg_nr, int fpregs:reg_nr, fpregs:::do_registers_info::0
-f:2:PRINT_FLOAT_INFO:void:print_float_info:void::::default_print_float_info::0
-# MAP a GDB RAW register number onto a simulator register number. See
-# also include/...-sim.h.
-f:2:REGISTER_SIM_REGNO:int:register_sim_regno:int reg_nr:reg_nr:::default_register_sim_regno::0
-F:2:REGISTER_BYTES_OK:int:register_bytes_ok:long nr_bytes:nr_bytes::0:0
-f:2:CANNOT_FETCH_REGISTER:int:cannot_fetch_register:int regnum:regnum:::cannot_register_not::0
-f:2:CANNOT_STORE_REGISTER:int:cannot_store_register:int regnum:regnum:::cannot_register_not::0
-#
-v:1:USE_GENERIC_DUMMY_FRAMES:int:use_generic_dummy_frames::::0:-1
-v:1:CALL_DUMMY_LOCATION:int:call_dummy_location::::0:0
-f:2:CALL_DUMMY_ADDRESS:CORE_ADDR:call_dummy_address:void:::0:0::gdbarch->call_dummy_location == AT_ENTRY_POINT && gdbarch->call_dummy_address == 0
-v:2:CALL_DUMMY_START_OFFSET:CORE_ADDR:call_dummy_start_offset::::0:-1:::0x%08lx
-v:2:CALL_DUMMY_BREAKPOINT_OFFSET:CORE_ADDR:call_dummy_breakpoint_offset::::0:-1::gdbarch->call_dummy_breakpoint_offset_p && gdbarch->call_dummy_breakpoint_offset == -1:0x%08lx::CALL_DUMMY_BREAKPOINT_OFFSET_P
-v:1:CALL_DUMMY_BREAKPOINT_OFFSET_P:int:call_dummy_breakpoint_offset_p::::0:-1
-v:2:CALL_DUMMY_LENGTH:int:call_dummy_length::::0:-1:::::CALL_DUMMY_LOCATION == BEFORE_TEXT_END || CALL_DUMMY_LOCATION == AFTER_TEXT_END
-f:1:PC_IN_CALL_DUMMY:int:pc_in_call_dummy:CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address:pc, sp, frame_address::0:0
-v:1:CALL_DUMMY_P:int:call_dummy_p::::0:-1
-v:2:CALL_DUMMY_WORDS:LONGEST *:call_dummy_words::::0:legacy_call_dummy_words::0:0x%08lx
-v:2:SIZEOF_CALL_DUMMY_WORDS:int:sizeof_call_dummy_words::::0:legacy_sizeof_call_dummy_words::0:0x%08lx
-v:1:CALL_DUMMY_STACK_ADJUST_P:int:call_dummy_stack_adjust_p::::0:-1:::0x%08lx
-v:2:CALL_DUMMY_STACK_ADJUST:int:call_dummy_stack_adjust::::0:::gdbarch->call_dummy_stack_adjust_p && gdbarch->call_dummy_stack_adjust == 0:0x%08lx::CALL_DUMMY_STACK_ADJUST_P
-f:2:FIX_CALL_DUMMY:void:fix_call_dummy:char *dummy, CORE_ADDR pc, CORE_ADDR fun, int nargs, struct value **args, struct type *type, int gcc_p:dummy, pc, fun, nargs, args, type, gcc_p:::0
-f:2:INIT_FRAME_PC_FIRST:void:init_frame_pc_first:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_noop::0
-f:2:INIT_FRAME_PC:void:init_frame_pc:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_default::0
-#
-v:2:BELIEVE_PCC_PROMOTION:int:believe_pcc_promotion:::::::
-v:2:BELIEVE_PCC_PROMOTION_TYPE:int:believe_pcc_promotion_type:::::::
-f:2:COERCE_FLOAT_TO_DOUBLE:int:coerce_float_to_double:struct type *formal, struct type *actual:formal, actual:::default_coerce_float_to_double::0
-f:1:GET_SAVED_REGISTER:void:get_saved_register:char *raw_buffer, int *optimized, CORE_ADDR *addrp, struct frame_info *frame, int regnum, enum lval_type *lval:raw_buffer, optimized, addrp, frame, regnum, lval::generic_get_saved_register:0
-#
-f:1:REGISTER_CONVERTIBLE:int:register_convertible:int nr:nr:::generic_register_convertible_not::0
-f:2:REGISTER_CONVERT_TO_VIRTUAL:void:register_convert_to_virtual:int regnum, struct type *type, char *from, char *to:regnum, type, from, to:::0::0
-f:2:REGISTER_CONVERT_TO_RAW:void:register_convert_to_raw:struct type *type, int regnum, char *from, char *to:type, regnum, from, to:::0::0
-# This function is called when the value of a pseudo-register needs to
-# be updated. Typically it will be defined on a per-architecture
-# basis.
-F:2:FETCH_PSEUDO_REGISTER:void:fetch_pseudo_register:int regnum:regnum:
-# This function is called when the value of a pseudo-register needs to
-# be set or stored. Typically it will be defined on a
-# per-architecture basis.
-F:2:STORE_PSEUDO_REGISTER:void:store_pseudo_register:int regnum:regnum:
-#
-f:2:POINTER_TO_ADDRESS:CORE_ADDR:pointer_to_address:struct type *type, void *buf:type, buf:::unsigned_pointer_to_address::0
-f:2:ADDRESS_TO_POINTER:void:address_to_pointer:struct type *type, void *buf, CORE_ADDR addr:type, buf, addr:::unsigned_address_to_pointer::0
-F:2:INTEGER_TO_ADDRESS:CORE_ADDR:integer_to_address:struct type *type, void *buf:type, buf
-#
-f:2:RETURN_VALUE_ON_STACK:int:return_value_on_stack:struct type *type:type:::generic_return_value_on_stack_not::0
-f:2:EXTRACT_RETURN_VALUE:void:extract_return_value:struct type *type, char *regbuf, char *valbuf:type, regbuf, valbuf::0:0
-f:1:PUSH_ARGUMENTS:CORE_ADDR:push_arguments:int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr:nargs, args, sp, struct_return, struct_addr::0:0
-f:2:PUSH_DUMMY_FRAME:void:push_dummy_frame:void:-:::0
-F:1:PUSH_RETURN_ADDRESS:CORE_ADDR:push_return_address:CORE_ADDR pc, CORE_ADDR sp:pc, sp:::0
-f:2:POP_FRAME:void:pop_frame:void:-:::0
-#
-f:2:STORE_STRUCT_RETURN:void:store_struct_return:CORE_ADDR addr, CORE_ADDR sp:addr, sp:::0
-f:2:STORE_RETURN_VALUE:void:store_return_value:struct type *type, char *valbuf:type, valbuf:::0
-F:2:EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:extract_struct_value_address:char *regbuf:regbuf:::0
-f:2:USE_STRUCT_CONVENTION:int:use_struct_convention:int gcc_p, struct type *value_type:gcc_p, value_type:::generic_use_struct_convention::0
-#
-f:2:FRAME_INIT_SAVED_REGS:void:frame_init_saved_regs:struct frame_info *frame:frame::0:0
-F:2:INIT_EXTRA_FRAME_INFO:void:init_extra_frame_info:int fromleaf, struct frame_info *frame:fromleaf, frame:::0
-#
-f:2:SKIP_PROLOGUE:CORE_ADDR:skip_prologue:CORE_ADDR ip:ip::0:0
-f:2:PROLOGUE_FRAMELESS_P:int:prologue_frameless_p:CORE_ADDR ip:ip::0:generic_prologue_frameless_p::0
-f:2:INNER_THAN:int:inner_than:CORE_ADDR lhs, CORE_ADDR rhs:lhs, rhs::0:0
-f:2:BREAKPOINT_FROM_PC:unsigned char *:breakpoint_from_pc:CORE_ADDR *pcptr, int *lenptr:pcptr, lenptr:::legacy_breakpoint_from_pc::0
-f:2:MEMORY_INSERT_BREAKPOINT:int:memory_insert_breakpoint:CORE_ADDR addr, char *contents_cache:addr, contents_cache::0:default_memory_insert_breakpoint::0
-f:2:MEMORY_REMOVE_BREAKPOINT:int:memory_remove_breakpoint:CORE_ADDR addr, char *contents_cache:addr, contents_cache::0:default_memory_remove_breakpoint::0
-v:2:DECR_PC_AFTER_BREAK:CORE_ADDR:decr_pc_after_break::::0:-1
-f::PREPARE_TO_PROCEED:int:prepare_to_proceed:int select_it:select_it::0:default_prepare_to_proceed::0
-v:2:FUNCTION_START_OFFSET:CORE_ADDR:function_start_offset::::0:-1
-#
-f:2:REMOTE_TRANSLATE_XFER_ADDRESS:void:remote_translate_xfer_address:CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr, int *rem_len:gdb_addr, gdb_len, rem_addr, rem_len:::generic_remote_translate_xfer_address::0
-#
-v:2:FRAME_ARGS_SKIP:CORE_ADDR:frame_args_skip::::0:-1
-f:2:FRAMELESS_FUNCTION_INVOCATION:int:frameless_function_invocation:struct frame_info *fi:fi:::generic_frameless_function_invocation_not::0
-f:2:FRAME_CHAIN:CORE_ADDR:frame_chain:struct frame_info *frame:frame::0:0
-f:1:FRAME_CHAIN_VALID:int:frame_chain_valid:CORE_ADDR chain, struct frame_info *thisframe:chain, thisframe::0:0
-f:2:FRAME_SAVED_PC:CORE_ADDR:frame_saved_pc:struct frame_info *fi:fi::0:0
-f:2:FRAME_ARGS_ADDRESS:CORE_ADDR:frame_args_address:struct frame_info *fi:fi::0:0
-f:2:FRAME_LOCALS_ADDRESS:CORE_ADDR:frame_locals_address:struct frame_info *fi:fi::0:0
-f:2:SAVED_PC_AFTER_CALL:CORE_ADDR:saved_pc_after_call:struct frame_info *frame:frame::0:0
-f:2:FRAME_NUM_ARGS:int:frame_num_args:struct frame_info *frame:frame::0:0
-#
-F:2:STACK_ALIGN:CORE_ADDR:stack_align:CORE_ADDR sp:sp::0:0
-v:1:EXTRA_STACK_ALIGNMENT_NEEDED:int:extra_stack_alignment_needed::::0:1::0:::
-F:2:REG_STRUCT_HAS_ADDR:int:reg_struct_has_addr:int gcc_p, struct type *type:gcc_p, type::0:0
-F:2:SAVE_DUMMY_FRAME_TOS:void:save_dummy_frame_tos:CORE_ADDR sp:sp::0:0
-v:2:PARM_BOUNDARY:int:parm_boundary
-#
-v:2:TARGET_FLOAT_FORMAT:const struct floatformat *:float_format::::::default_float_format (gdbarch)
-v:2:TARGET_DOUBLE_FORMAT:const struct floatformat *:double_format::::::default_double_format (gdbarch)
-v:2:TARGET_LONG_DOUBLE_FORMAT:const struct floatformat *:long_double_format::::::&floatformat_unknown
-f:2:CONVERT_FROM_FUNC_PTR_ADDR:CORE_ADDR:convert_from_func_ptr_addr:CORE_ADDR addr:addr:::core_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
-# 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:2:ADDR_BITS_REMOVE: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:2:SMASH_TEXT_ADDRESS:CORE_ADDR:smash_text_address:CORE_ADDR addr:addr:::core_addr_identity::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.
-F:2:SOFTWARE_SINGLE_STEP:void:software_single_step:enum target_signal sig, int insert_breakpoints_p:sig, insert_breakpoints_p::0:0
-f:2:TARGET_PRINT_INSN:int:print_insn:bfd_vma vma, disassemble_info *info:vma, info:::legacy_print_insn::0
-f:2:SKIP_TRAMPOLINE_CODE:CORE_ADDR:skip_trampoline_code:CORE_ADDR pc:pc:::generic_skip_trampoline_code::0
-# For SVR4 shared libraries, each call goes through a small piece of
-# trampoline code in the ".plt" section. IN_SOLIB_CALL_TRAMPOLINE evaluates
-# to nonzero if we are current stopped in one of these.
-f:2:IN_SOLIB_CALL_TRAMPOLINE:int:in_solib_call_trampoline:CORE_ADDR pc, char *name:pc, name:::generic_in_solib_call_trampoline::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()
-# 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::CONSTRUCT_INFERIOR_ARGUMENTS:char *:construct_inferior_arguments:int argc, char **argv:argc, argv:::construct_inferior_arguments::0
-F:2:DWARF2_BUILD_FRAME_INFO:void:dwarf2_build_frame_info:struct objfile *objfile:objfile:::0
-f:2:ELF_MAKE_MSYMBOL_SPECIAL:void:elf_make_msymbol_special:asymbol *sym, struct minimal_symbol *msym:sym, msym:::default_elf_make_msymbol_special::0
-f:2:COFF_MAKE_MSYMBOL_SPECIAL:void:coff_make_msymbol_special:int val, struct minimal_symbol *msym:val, msym:::default_coff_make_msymbol_special::0
-EOF
-}
-
-#
-# The .log file
-#
-exec > new-gdbarch.log
-function_list | while do_read
-do
- cat <<EOF
-${class} ${macro}(${actual})
- ${returntype} ${function} ($formal)${attrib}
-EOF
- for r in ${read}
- do
- eval echo \"\ \ \ \ ${r}=\${${r}}\"
- done
-# #fallbackdefault=${fallbackdefault}
-# #valid_p=${valid_p}
-#EOF
- if class_is_predicate_p && fallback_default_p
- then
- echo "Error: predicate function ${macro} can not have a non- multi-arch default" 1>&2
- kill $$
- exit 1
- fi
- if [ "x${invalid_p}" = "x0" -a -n "${postdefault}" ]
- then
- echo "Error: postdefault is useless when invalid_p=0" 1>&2
- kill $$
- exit 1
- fi
- if class_is_multiarch_p
- then
- if class_is_predicate_p ; then :
- elif test "x${predefault}" = "x"
- then
- echo "Error: pure multi-arch function must have a predefault" 1>&2
- kill $$
- exit 1
- fi
- fi
- echo ""
-done
-
-exec 1>&2
-compare_new gdbarch.log
-
-
-copyright ()
-{
-cat <<EOF
-/* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
-
-/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright 1998, 1999, 2000, 2001, 2002 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
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- 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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, 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.
-
- 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. */
-
-EOF
-}
-
-#
-# The .h file
-#
-
-exec > new-gdbarch.h
-copyright
-cat <<EOF
-#ifndef GDBARCH_H
-#define GDBARCH_H
-
-#include "dis-asm.h" /* Get defs for disassemble_info, which unfortunately is a typedef. */
-#if !GDB_MULTI_ARCH
-#include "value.h" /* For default_coerce_float_to_double which is referenced by a macro. */
-#endif
-
-struct frame_info;
-struct value;
-struct objfile;
-struct minimal_symbol;
-
-extern struct gdbarch *current_gdbarch;
-
-
-/* If any of the following are defined, the target wasn't correctly
- converted. */
-
-#if GDB_MULTI_ARCH
-#if defined (EXTRA_FRAME_INFO)
-#error "EXTRA_FRAME_INFO: replaced by struct frame_extra_info"
-#endif
-#endif
-
-#if GDB_MULTI_ARCH
-#if defined (FRAME_FIND_SAVED_REGS)
-#error "FRAME_FIND_SAVED_REGS: replaced by FRAME_INIT_SAVED_REGS"
-#endif
-#endif
-
-#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PURE) && defined (GDB_TM_FILE)
-#error "GDB_TM_FILE: Pure multi-arch targets do not have a tm.h file."
-#endif
-EOF
-
-# function typedef's
-printf "\n"
-printf "\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_${function}() - not applicable - pre-initialized. */\n"
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- printf "#if GDB_MULTI_ARCH\n"
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n"
- printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
- printf "#endif\n"
- printf "#endif\n"
- fi
-done
-
-# function typedef's
-printf "\n"
-printf "\n"
-printf "/* The following are initialized by the target dependent code. */\n"
-function_list | while do_read
-do
- if [ -n "${comment}" ]
- then
- echo "${comment}" | sed \
- -e '2 s,#,/*,' \
- -e '3,$ s,#, ,' \
- -e '$ s,$, */,'
- fi
- if class_is_multiarch_p
- then
- if class_is_predicate_p
- then
- printf "\n"
- printf "extern int gdbarch_${function}_p (struct gdbarch *gdbarch);\n"
- fi
- else
- if class_is_predicate_p
- then
- printf "\n"
- printf "#if defined (${macro})\n"
- printf "/* Legacy for systems yet to multi-arch ${macro} */\n"
- #printf "#if (GDB_MULTI_ARCH <= GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
- printf "#if !defined (${macro}_P)\n"
- printf "#define ${macro}_P() (1)\n"
- printf "#endif\n"
- printf "#endif\n"
- printf "\n"
- printf "/* Default predicate for non- multi-arch targets. */\n"
- printf "#if (!GDB_MULTI_ARCH) && !defined (${macro}_P)\n"
- printf "#define ${macro}_P() (0)\n"
- printf "#endif\n"
- printf "\n"
- printf "extern int gdbarch_${function}_p (struct gdbarch *gdbarch);\n"
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro}_P)\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro}_P)\n"
- printf "#define ${macro}_P() (gdbarch_${function}_p (current_gdbarch))\n"
- printf "#endif\n"
- fi
- fi
- if class_is_variable_p
- then
- if fallback_default_p || class_is_predicate_p
- then
- printf "\n"
- printf "/* Default (value) for non- multi-arch platforms. */\n"
- printf "#if (!GDB_MULTI_ARCH) && !defined (${macro})\n"
- echo "#define ${macro} (${fallbackdefault})" \
- | sed -e 's/\([^a-z_]\)\(gdbarch[^a-z_]\)/\1current_\2/g'
- printf "#endif\n"
- fi
- printf "\n"
- printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
- printf "extern void set_gdbarch_${function} (struct gdbarch *gdbarch, ${returntype} ${function});\n"
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- printf "#if GDB_MULTI_ARCH\n"
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n"
- printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
- printf "#endif\n"
- printf "#endif\n"
- fi
- if class_is_function_p
- then
- if class_is_multiarch_p ; then :
- elif fallback_default_p || class_is_predicate_p
- then
- printf "\n"
- printf "/* Default (function) for non- multi-arch platforms. */\n"
- printf "#if (!GDB_MULTI_ARCH) && !defined (${macro})\n"
- if [ "x${fallbackdefault}" = "x0" ]
- then
- printf "#define ${macro}(${actual}) (internal_error (__FILE__, __LINE__, \"${macro}\"), 0)\n"
- else
- # FIXME: Should be passing current_gdbarch through!
- echo "#define ${macro}(${actual}) (${fallbackdefault} (${actual}))" \
- | sed -e 's/\([^a-z_]\)\(gdbarch[^a-z_]\)/\1current_\2/g'
- fi
- printf "#endif\n"
- fi
- printf "\n"
- if [ "x${formal}" = "xvoid" ] && class_is_multiarch_p
- then
- printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch);\n"
- elif class_is_multiarch_p
- then
- printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch, ${formal});\n"
- else
- printf "typedef ${returntype} (gdbarch_${function}_ftype) (${formal});\n"
- fi
- if [ "x${formal}" = "xvoid" ]
- then
- printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
- 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 class_is_multiarch_p ; then :
- else
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
- printf "#error \"Non multi-arch definition of ${macro}\"\n"
- printf "#endif\n"
- printf "#if GDB_MULTI_ARCH\n"
- printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${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 "#endif\n"
- fi
- fi
-done
-
-# close it off
-cat <<EOF
-
-extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
-
-
-/* Mechanism for co-ordinating the selection of a specific
- architecture.
-
- GDB targets (*-tdep.c) can register an interest in a specific
- architecture. Other GDB components can register a need to maintain
- per-architecture data.
-
- The mechanisms below ensures that there is only a loose connection
- between the set-architecture command and the various GDB
- components. Each component can independently register their need
- to maintain architecture specific data with gdbarch.
-
- Pragmatics:
-
- Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It
- didn't scale.
-
- The more traditional mega-struct containing architecture specific
- 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. */
-
-
-/* Register a new architectural family with GDB.
-
- Register support for the specified ARCHITECTURE with GDB. When
- gdbarch determines that the specified architecture has been
- selected, the corresponding INIT function is called.
-
- --
-
- The INIT function takes two parameters: INFO which contains the
- information available to gdbarch about the (possibly new)
- architecture; ARCHES which is a list of the previously created
- \`\`struct gdbarch'' for this architecture.
-
- The INIT function parameter INFO shall, as far as possible, be
- pre-initialized with information obtained from INFO.ABFD or
- previously selected architecture (if similar).
-
- The INIT function shall return any of: NULL - indicating that it
- doesn't recognize the selected architecture; an existing \`\`struct
- gdbarch'' from the ARCHES list - indicating that the new
- architecture is just a synonym for an earlier architecture (see
- gdbarch_list_lookup_by_info()); a newly created \`\`struct gdbarch''
- - that describes the selected architecture (see gdbarch_alloc()).
-
- 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. */
-
-struct gdbarch_list
-{
- struct gdbarch *gdbarch;
- struct gdbarch_list *next;
-};
-
-struct gdbarch_info
-{
- /* Use default: NULL (ZERO). */
- const struct bfd_arch_info *bfd_arch_info;
-
- /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
- int byte_order;
-
- /* Use default: NULL (ZERO). */
- bfd *abfd;
-
- /* Use default: NULL (ZERO). */
- struct gdbarch_tdep_info *tdep_info;
-};
-
-typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches);
-typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file);
-
-/* DEPRECATED - use gdbarch_register() */
-extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *);
-
-extern void gdbarch_register (enum bfd_architecture architecture,
- gdbarch_init_ftype *,
- gdbarch_dump_tdep_ftype *);
-
-
-/* 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. */
-
-extern const char **gdbarch_printable_names (void);
-
-
-/* Helper function. Search the list of ARCHES for a GDBARCH that
- 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 andTDEP
- parameters. set_gdbarch_*() functions are called to complete the
- 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''. */
-
-extern void gdbarch_free (struct gdbarch *);
-
-
-/* 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 */
-
-extern int gdbarch_update_p (struct gdbarch_info info);
-
-
-
-/* Register per-architecture data-pointer.
-
- Reserve space for a per-architecture data-pointer. An identifier
- for the reserved data-pointer is returned. That identifer should
- be saved in a local static variable.
-
- The per-architecture data-pointer can be initialized in one of two
- ways: The value can be set explicitly using a call to
- set_gdbarch_data(); the value can be set implicitly using the value
- returned by a non-NULL INIT() callback. INIT(), when non-NULL is
- called after the basic architecture vector has been created.
-
- When a previously created architecture is re-selected, the
- per-architecture data-pointer for that previous architecture is
- restored. INIT() is not called.
-
- During initialization, multiple assignments of the data-pointer are
- allowed, non-NULL values are deleted by calling FREE(). If the
- architecture is deleted using gdbarch_free() all non-NULL data
- pointers are also deleted using FREE().
-
- Multiple registrarants for any architecture are allowed (and
- strongly encouraged). */
-
-struct gdbarch_data;
-
-typedef void *(gdbarch_data_init_ftype) (struct gdbarch *gdbarch);
-typedef void (gdbarch_data_free_ftype) (struct gdbarch *gdbarch,
- void *pointer);
-extern struct gdbarch_data *register_gdbarch_data (gdbarch_data_init_ftype *init,
- gdbarch_data_free_ftype *free);
-extern void set_gdbarch_data (struct gdbarch *gdbarch,
- struct gdbarch_data *data,
- void *pointer);
-
-extern void *gdbarch_data (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 register_gdbarch_data(). */
-
-typedef void (gdbarch_swap_ftype) (void);
-extern void register_gdbarch_swap (void *data, unsigned long size, gdbarch_swap_ftype *init);
-#define REGISTER_GDBARCH_SWAP(VAR) register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL)
-
-
-
-/* The target-system-dependent byte order is dynamic */
-
-extern int target_byte_order;
-#ifndef TARGET_BYTE_ORDER
-#define TARGET_BYTE_ORDER (target_byte_order + 0)
-#endif
-
-extern int target_byte_order_auto;
-#ifndef TARGET_BYTE_ORDER_AUTO
-#define TARGET_BYTE_ORDER_AUTO (target_byte_order_auto + 0)
-#endif
-
-
-
-/* The target-system-dependent BFD architecture is dynamic */
-
-extern int target_architecture_auto;
-#ifndef TARGET_ARCHITECTURE_AUTO
-#define TARGET_ARCHITECTURE_AUTO (target_architecture_auto + 0)
-#endif
-
-extern const struct bfd_arch_info *target_architecture;
-#ifndef TARGET_ARCHITECTURE
-#define TARGET_ARCHITECTURE (target_architecture + 0)
-#endif
-
-
-/* The target-system-dependent disassembler is semi-dynamic */
-
-extern int dis_asm_read_memory (bfd_vma memaddr, bfd_byte *myaddr,
- unsigned int len, disassemble_info *info);
-
-extern void dis_asm_memory_error (int status, bfd_vma memaddr,
- disassemble_info *info);
-
-extern void dis_asm_print_address (bfd_vma addr,
- disassemble_info *info);
-
-extern int (*tm_print_insn) (bfd_vma, disassemble_info*);
-extern disassemble_info tm_print_insn_info;
-#ifndef TARGET_PRINT_INSN_INFO
-#define TARGET_PRINT_INSN_INFO (&tm_print_insn_info)
-#endif
-
-
-
-/* Set the dynamic target-system-dependent parameters (architecture,
- byte-order, ...) using information found in the BFD */
-
-extern void set_gdbarch_from_file (bfd *);
-
-
-/* Initialize the current architecture to the "first" one we find on
- our list. */
-
-extern void initialize_current_architecture (void);
-
-/* For non-multiarched targets, do any initialization of the default
- gdbarch object necessary after the _initialize_MODULE functions
- have run. */
-extern void initialize_non_multiarch ();
-
-/* gdbarch trace variable */
-extern int gdbarch_debug;
-
-extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file);
-
-#endif
-EOF
-exec 1>&2
-#../move-if-change new-gdbarch.h gdbarch.h
-compare_new gdbarch.h
-
-
-#
-# C file
-#
-
-exec > new-gdbarch.c
-copyright
-cat <<EOF
-
-#include "defs.h"
-#include "arch-utils.h"
-
-#if GDB_MULTI_ARCH
-#include "gdbcmd.h"
-#include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */
-#else
-/* Just include everything in sight so that the every old definition
- of macro is visible. */
-#include "gdb_string.h"
-#include <ctype.h>
-#include "symtab.h"
-#include "frame.h"
-#include "inferior.h"
-#include "breakpoint.h"
-#include "gdb_wait.h"
-#include "gdbcore.h"
-#include "gdbcmd.h"
-#include "target.h"
-#include "gdbthread.h"
-#include "annotate.h"
-#include "symfile.h" /* for overlay functions */
-#include "value.h" /* For old tm.h/nm.h macros. */
-#endif
-#include "symcat.h"
-
-#include "floatformat.h"
-
-#include "gdb_assert.h"
-#include "gdb-events.h"
-
-/* Static function declarations */
-
-static void verify_gdbarch (struct gdbarch *gdbarch);
-static void alloc_gdbarch_data (struct gdbarch *);
-static void init_gdbarch_data (struct gdbarch *);
-static void free_gdbarch_data (struct gdbarch *);
-static void init_gdbarch_swap (struct gdbarch *);
-static void swapout_gdbarch_swap (struct gdbarch *);
-static void swapin_gdbarch_swap (struct gdbarch *);
-
-/* Convenience macro for allocting typesafe memory. */
-
-#ifndef XMALLOC
-#define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
-#endif
-
-
-/* Non-zero if we want to trace architecture code. */
-
-#ifndef GDBARCH_DEBUG
-#define GDBARCH_DEBUG 0
-#endif
-int gdbarch_debug = GDBARCH_DEBUG;
-
-EOF
-
-# gdbarch open the gdbarch object
-printf "\n"
-printf "/* Maintain the struct gdbarch object */\n"
-printf "\n"
-printf "struct gdbarch\n"
-printf "{\n"
-printf " /* basic architectural information */\n"
-function_list | while do_read
-do
- if class_is_info_p
- then
- printf " ${returntype} ${function};\n"
- fi
-done
-printf "\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 " 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.
-
- When extending this structure you must:
-
- Add the field below.
-
- Declare set/get functions and define the corresponding
- macro in gdbarch.h.
-
- gdbarch_alloc(): If zero/NULL is not a suitable default,
- initialize the new field.
-
- verify_gdbarch(): Confirm that the target updated the field
- correctly.
-
- 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).
-
- */
-
-EOF
-function_list | while do_read
-do
- if class_is_variable_p
- then
- printf " ${returntype} ${function};\n"
- elif class_is_function_p
- then
- printf " gdbarch_${function}_ftype *${function}${attrib};\n"
- 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 " /* basic architecture information */\n"
-function_list | while do_read
-do
- if class_is_info_p
- then
- printf " ${staticdefault},\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 " ${staticdefault},\n"
- fi
-done
-cat <<EOF
- /* startup_gdbarch() */
-};
-
-struct gdbarch *current_gdbarch = &startup_gdbarch;
-
-/* Do any initialization needed for a non-multiarch configuration
- after the _initialize_MODULE functions have been run. */
-void
-initialize_non_multiarch ()
-{
- alloc_gdbarch_data (&startup_gdbarch);
- init_gdbarch_data (&startup_gdbarch);
-}
-EOF
-
-# Create a new gdbarch struct
-printf "\n"
-printf "\n"
-cat <<EOF
-/* Create a new \`\`struct gdbarch'' based on information provided by
- \`\`struct gdbarch_info''. */
-EOF
-printf "\n"
-cat <<EOF
-struct gdbarch *
-gdbarch_alloc (const struct gdbarch_info *info,
- struct gdbarch_tdep *tdep)
-{
- /* NOTE: The new architecture variable is named \`\`current_gdbarch''
- so that macros such as TARGET_DOUBLE_BIT, when expanded, refer to
- the current local architecture and not the previous global
- architecture. This ensures that the new architectures initial
- values are not influenced by the previous architecture. Once
- everything is parameterised with gdbarch, this will go away. */
- struct gdbarch *current_gdbarch = XMALLOC (struct gdbarch);
- memset (current_gdbarch, 0, sizeof (*current_gdbarch));
-
- alloc_gdbarch_data (current_gdbarch);
-
- current_gdbarch->tdep = tdep;
-EOF
-printf "\n"
-function_list | while do_read
-do
- if class_is_info_p
- then
- printf " current_gdbarch->${function} = info->${function};\n"
- fi
-done
-printf "\n"
-printf " /* Force the explicit initialization of these. */\n"
-function_list | while do_read
-do
- if class_is_function_p || class_is_variable_p
- then
- if [ -n "${predefault}" -a "x${predefault}" != "x0" ]
- then
- printf " current_gdbarch->${function} = ${predefault};\n"
- fi
- fi
-done
-cat <<EOF
- /* gdbarch_alloc() */
-
- return current_gdbarch;
-}
-EOF
-
-# Free a gdbarch struct.
-printf "\n"
-printf "\n"
-cat <<EOF
-/* Free a gdbarch struct. This should never happen in normal
- operation --- once you've created a gdbarch, you keep it around.
- However, if an architecture's init function encounters an error
- building the structure, it may need to clean up a partially
- constructed gdbarch. */
-
-void
-gdbarch_free (struct gdbarch *arch)
-{
- gdb_assert (arch != NULL);
- free_gdbarch_data (arch);
- xfree (arch);
-}
-EOF
-
-# verify a new architecture
-printf "\n"
-printf "\n"
-printf "/* Ensure that all values in a GDBARCH are reasonable. */\n"
-printf "\n"
-cat <<EOF
-static void
-verify_gdbarch (struct gdbarch *gdbarch)
-{
- struct ui_file *log;
- struct cleanup *cleanups;
- long dummy;
- char *buf;
- /* Only perform sanity checks on a multi-arch target. */
- if (!GDB_MULTI_ARCH)
- return;
- log = mem_fileopen ();
- cleanups = make_cleanup_ui_file_delete (log);
- /* fundamental */
- if (gdbarch->byte_order == BFD_ENDIAN_UNKNOWN)
- fprintf_unfiltered (log, "\n\tbyte-order");
- if (gdbarch->bfd_arch_info == NULL)
- fprintf_unfiltered (log, "\n\tbfd_arch_info");
- /* Check those that need to be defined for the given multi-arch level. */
-EOF
-function_list | while do_read
-do
- if class_is_function_p || class_is_variable_p
- then
- if [ "x${invalid_p}" = "x0" ]
- then
- printf " /* Skip verify of ${function}, invalid_p == 0 */\n"
- elif class_is_predicate_p
- then
- printf " /* Skip verify of ${function}, has predicate */\n"
- # FIXME: See do_read for potential simplification
- elif [ -n "${invalid_p}" -a -n "${postdefault}" ]
- then
- printf " if (${invalid_p})\n"
- printf " gdbarch->${function} = ${postdefault};\n"
- elif [ -n "${predefault}" -a -n "${postdefault}" ]
- then
- printf " if (gdbarch->${function} == ${predefault})\n"
- printf " gdbarch->${function} = ${postdefault};\n"
- elif [ -n "${postdefault}" ]
- then
- printf " if (gdbarch->${function} == 0)\n"
- printf " gdbarch->${function} = ${postdefault};\n"
- elif [ -n "${invalid_p}" ]
- then
- printf " if ((GDB_MULTI_ARCH >= ${level})\n"
- printf " && (${invalid_p}))\n"
- printf " fprintf_unfiltered (log, \"\\\\n\\\\t${function}\");\n"
- elif [ -n "${predefault}" ]
- then
- printf " if ((GDB_MULTI_ARCH >= ${level})\n"
- printf " && (gdbarch->${function} == ${predefault}))\n"
- printf " fprintf_unfiltered (log, \"\\\\n\\\\t${function}\");\n"
- fi
- fi
-done
-cat <<EOF
- buf = ui_file_xstrdup (log, &dummy);
- make_cleanup (xfree, buf);
- if (strlen (buf) > 0)
- internal_error (__FILE__, __LINE__,
- "verify_gdbarch: the following are invalid ...%s",
- buf);
- do_cleanups (cleanups);
-}
-EOF
-
-# dump the structure
-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. */
-
-void
-gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
-{
- fprintf_unfiltered (file,
- "gdbarch_dump: GDB_MULTI_ARCH = %d\\n",
- GDB_MULTI_ARCH);
-EOF
-function_list | sort -t: +2 | while do_read
-do
- # multiarch functions don't have macros.
- if class_is_multiarch_p
- then
- printf " if (GDB_MULTI_ARCH)\n"
- printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${function} = 0x%%08lx\\\\n\",\n"
- printf " (long) current_gdbarch->${function});\n"
- continue
- fi
- # Print the macro definition.
- printf "#ifdef ${macro}\n"
- if [ "x${returntype}" = "xvoid" ]
- then
- printf "#if GDB_MULTI_ARCH\n"
- printf " /* Macro might contain \`[{}]' when not multi-arch */\n"
- fi
- 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
- # Print the architecture vector value
- if [ "x${returntype}" = "xvoid" ]
- then
- printf "#endif\n"
- fi
- if [ "x${print_p}" = "x()" ]
- then
- printf " gdbarch_dump_${function} (current_gdbarch);\n"
- elif [ "x${print_p}" = "x0" ]
- then
- printf " /* skip print of ${macro}, print_p == 0. */\n"
- elif [ -n "${print_p}" ]
- then
- printf " if (${print_p})\n"
- printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${macro} = %s\\\\n\",\n" "${fmt}"
- printf " ${print});\n"
- elif class_is_function_p
- then
- printf " if (GDB_MULTI_ARCH)\n"
- printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${macro} = 0x%%08lx\\\\n\",\n"
- printf " (long) current_gdbarch->${function}\n"
- printf " /*${macro} ()*/);\n"
- else
- printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${macro} = %s\\\\n\",\n" "${fmt}"
- printf " ${print});\n"
- fi
- printf "#endif\n"
-done
-cat <<EOF
- if (current_gdbarch->dump_tdep != NULL)
- current_gdbarch->dump_tdep (current_gdbarch, file);
-}
-EOF
-
-
-# GET/SET
-printf "\n"
-cat <<EOF
-struct gdbarch_tdep *
-gdbarch_tdep (struct gdbarch *gdbarch)
-{
- if (gdbarch_debug >= 2)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_tdep called\\n");
- return gdbarch->tdep;
-}
-EOF
-printf "\n"
-function_list | while do_read
-do
- if class_is_predicate_p
- then
- printf "\n"
- printf "int\n"
- printf "gdbarch_${function}_p (struct gdbarch *gdbarch)\n"
- printf "{\n"
- if [ -n "${valid_p}" ]
- then
- printf " return ${valid_p};\n"
- else
- printf "#error \"gdbarch_${function}_p: not defined\"\n"
- fi
- printf "}\n"
- fi
- if class_is_function_p
- then
- printf "\n"
- printf "${returntype}\n"
- if [ "x${formal}" = "xvoid" ]
- then
- printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
- else
- printf "gdbarch_${function} (struct gdbarch *gdbarch, ${formal})\n"
- fi
- printf "{\n"
- printf " if (gdbarch->${function} == 0)\n"
- printf " internal_error (__FILE__, __LINE__,\n"
- printf " \"gdbarch: gdbarch_${function} invalid\");\n"
- printf " if (gdbarch_debug >= 2)\n"
- printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
- if [ "x${actual}" = "x-" -o "x${actual}" = "x" ]
- then
- if class_is_multiarch_p
- then
- params="gdbarch"
- else
- params=""
- fi
- else
- if class_is_multiarch_p
- then
- params="gdbarch, ${actual}"
- else
- params="${actual}"
- fi
- fi
- if [ "x${returntype}" = "xvoid" ]
- then
- printf " gdbarch->${function} (${params});\n"
- else
- printf " return gdbarch->${function} (${params});\n"
- fi
- printf "}\n"
- printf "\n"
- printf "void\n"
- printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n"
- printf " `echo ${function} | sed -e 's/./ /g'` gdbarch_${function}_ftype ${function})\n"
- printf "{\n"
- printf " gdbarch->${function} = ${function};\n"
- printf "}\n"
- elif class_is_variable_p
- then
- printf "\n"
- printf "${returntype}\n"
- printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
- printf "{\n"
- if [ "x${invalid_p}" = "x0" ]
- then
- printf " /* Skip verify of ${function}, invalid_p == 0 */\n"
- elif [ -n "${invalid_p}" ]
- then
- printf " if (${invalid_p})\n"
- printf " internal_error (__FILE__, __LINE__,\n"
- printf " \"gdbarch: gdbarch_${function} invalid\");\n"
- elif [ -n "${predefault}" ]
- then
- printf " if (gdbarch->${function} == ${predefault})\n"
- printf " internal_error (__FILE__, __LINE__,\n"
- printf " \"gdbarch: gdbarch_${function} invalid\");\n"
- fi
- printf " if (gdbarch_debug >= 2)\n"
- printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
- printf " return gdbarch->${function};\n"
- printf "}\n"
- printf "\n"
- printf "void\n"
- printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n"
- printf " `echo ${function} | sed -e 's/./ /g'` ${returntype} ${function})\n"
- printf "{\n"
- printf " gdbarch->${function} = ${function};\n"
- printf "}\n"
- elif class_is_info_p
- then
- printf "\n"
- printf "${returntype}\n"
- printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
- printf "{\n"
- printf " if (gdbarch_debug >= 2)\n"
- printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
- printf " return gdbarch->${function};\n"
- printf "}\n"
- fi
-done
-
-# All the trailing guff
-cat <<EOF
-
-
-/* Keep a registry of per-architecture data-pointers required by GDB
- modules. */
-
-struct gdbarch_data
-{
- unsigned index;
- gdbarch_data_init_ftype *init;
- gdbarch_data_free_ftype *free;
-};
-
-struct gdbarch_data_registration
-{
- struct gdbarch_data *data;
- struct gdbarch_data_registration *next;
-};
-
-struct gdbarch_data_registry
-{
- unsigned nr;
- struct gdbarch_data_registration *registrations;
-};
-
-struct gdbarch_data_registry gdbarch_data_registry =
-{
- 0, NULL,
-};
-
-struct gdbarch_data *
-register_gdbarch_data (gdbarch_data_init_ftype *init,
- gdbarch_data_free_ftype *free)
-{
- struct gdbarch_data_registration **curr;
- for (curr = &gdbarch_data_registry.registrations;
- (*curr) != NULL;
- curr = &(*curr)->next);
- (*curr) = XMALLOC (struct gdbarch_data_registration);
- (*curr)->next = NULL;
- (*curr)->data = XMALLOC (struct gdbarch_data);
- (*curr)->data->index = gdbarch_data_registry.nr++;
- (*curr)->data->init = init;
- (*curr)->data->free = free;
- return (*curr)->data;
-}
-
-
-/* Walk through all the registered users initializing each in turn. */
-
-static void
-init_gdbarch_data (struct gdbarch *gdbarch)
-{
- struct gdbarch_data_registration *rego;
- for (rego = gdbarch_data_registry.registrations;
- rego != NULL;
- rego = rego->next)
- {
- struct gdbarch_data *data = rego->data;
- gdb_assert (data->index < gdbarch->nr_data);
- if (data->init != NULL)
- {
- void *pointer = data->init (gdbarch);
- set_gdbarch_data (gdbarch, data, pointer);
- }
- }
-}
-
-/* Create/delete the gdbarch data vector. */
-
-static void
-alloc_gdbarch_data (struct gdbarch *gdbarch)
-{
- gdb_assert (gdbarch->data == NULL);
- gdbarch->nr_data = gdbarch_data_registry.nr;
- gdbarch->data = xcalloc (gdbarch->nr_data, sizeof (void*));
-}
-
-static void
-free_gdbarch_data (struct gdbarch *gdbarch)
-{
- struct gdbarch_data_registration *rego;
- gdb_assert (gdbarch->data != NULL);
- for (rego = gdbarch_data_registry.registrations;
- rego != NULL;
- rego = rego->next)
- {
- struct gdbarch_data *data = rego->data;
- gdb_assert (data->index < gdbarch->nr_data);
- if (data->free != NULL && gdbarch->data[data->index] != NULL)
- {
- data->free (gdbarch, gdbarch->data[data->index]);
- gdbarch->data[data->index] = NULL;
- }
- }
- xfree (gdbarch->data);
- gdbarch->data = NULL;
-}
-
-
-/* Initialize the current value of thee specified per-architecture
- data-pointer. */
-
-void
-set_gdbarch_data (struct gdbarch *gdbarch,
- struct gdbarch_data *data,
- void *pointer)
-{
- gdb_assert (data->index < gdbarch->nr_data);
- if (data->free != NULL && gdbarch->data[data->index] != NULL)
- data->free (gdbarch, gdbarch->data[data->index]);
- gdbarch->data[data->index] = pointer;
-}
-
-/* Return the current value of the specified per-architecture
- data-pointer. */
-
-void *
-gdbarch_data (struct gdbarch_data *data)
-{
- gdb_assert (data->index < current_gdbarch->nr_data);
- return current_gdbarch->data[data->index];
-}
-
-
-
-/* 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
-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
-init_gdbarch_swap (struct gdbarch *gdbarch)
-{
- struct gdbarch_swap_registration *rego;
- struct gdbarch_swap **curr = &gdbarch->swap;
- for (rego = gdbarch_swap_registry.registrations;
- rego != NULL;
- rego = rego->next)
- {
- if (rego->data != NULL)
- {
- (*curr) = XMALLOC (struct gdbarch_swap);
- (*curr)->source = rego;
- (*curr)->swap = xmalloc (rego->sizeof_data);
- (*curr)->next = NULL;
- memset (rego->data, 0, rego->sizeof_data);
- curr = &(*curr)->next;
- }
- if (rego->init != NULL)
- rego->init ();
- }
-}
-
-static void
-swapout_gdbarch_swap (struct gdbarch *gdbarch)
-{
- struct gdbarch_swap *curr;
- for (curr = gdbarch->swap;
- curr != NULL;
- curr = curr->next)
- memcpy (curr->swap, curr->source->data, curr->source->sizeof_data);
-}
-
-static void
-swapin_gdbarch_swap (struct gdbarch *gdbarch)
-{
- struct gdbarch_swap *curr;
- for (curr = gdbarch->swap;
- curr != NULL;
- curr = curr->next)
- memcpy (curr->source->data, curr->swap, curr->source->sizeof_data);
-}
-
-
-/* Keep a registry of the architectures known by GDB. */
-
-struct gdbarch_registration
-{
- enum bfd_architecture bfd_architecture;
- gdbarch_init_ftype *init;
- gdbarch_dump_tdep_ftype *dump_tdep;
- struct gdbarch_list *arches;
- struct gdbarch_registration *next;
-};
-
-static struct gdbarch_registration *gdbarch_registry = NULL;
-
-static void
-append_name (const char ***buf, int *nr, const char *name)
-{
- *buf = xrealloc (*buf, sizeof (char**) * (*nr + 1));
- (*buf)[*nr] = name;
- *nr += 1;
-}
-
-const char **
-gdbarch_printable_names (void)
-{
- if (GDB_MULTI_ARCH)
- {
- /* Accumulate a list of names based on the registed list of
- architectures. */
- enum bfd_architecture a;
- int nr_arches = 0;
- const char **arches = NULL;
- struct gdbarch_registration *rego;
- for (rego = gdbarch_registry;
- rego != NULL;
- rego = rego->next)
- {
- const struct bfd_arch_info *ap;
- ap = bfd_lookup_arch (rego->bfd_architecture, 0);
- if (ap == NULL)
- internal_error (__FILE__, __LINE__,
- "gdbarch_architecture_names: multi-arch unknown");
- do
- {
- append_name (&arches, &nr_arches, ap->printable_name);
- ap = ap->next;
- }
- while (ap != NULL);
- }
- append_name (&arches, &nr_arches, NULL);
- return arches;
- }
- else
- /* Just return all the architectures that BFD knows. Assume that
- the legacy architecture framework supports them. */
- return bfd_arch_list ();
-}
-
-
-void
-gdbarch_register (enum bfd_architecture bfd_architecture,
- gdbarch_init_ftype *init,
- gdbarch_dump_tdep_ftype *dump_tdep)
-{
- 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)",
- bfd_architecture);
- }
- /* 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)",
- bfd_arch_info->printable_name);
- }
- /* log it */
- if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "register_gdbarch_init (%s, 0x%08lx)\n",
- bfd_arch_info->printable_name,
- (long) init);
- /* Append it */
- (*curr) = XMALLOC (struct gdbarch_registration);
- (*curr)->bfd_architecture = bfd_architecture;
- (*curr)->init = init;
- (*curr)->dump_tdep = dump_tdep;
- (*curr)->arches = NULL;
- (*curr)->next = NULL;
- /* When non- multi-arch, install whatever target dump routine we've
- been provided - hopefully that routine has been written correctly
- and works regardless of multi-arch. */
- if (!GDB_MULTI_ARCH && dump_tdep != NULL
- && startup_gdbarch.dump_tdep == NULL)
- startup_gdbarch.dump_tdep = dump_tdep;
-}
-
-void
-register_gdbarch_init (enum bfd_architecture bfd_architecture,
- gdbarch_init_ftype *init)
-{
- gdbarch_register (bfd_architecture, init, NULL);
-}
-
-
-/* Look for an architecture using gdbarch_info. Base search on only
- BFD_ARCH_INFO and BYTE_ORDER. */
-
-struct gdbarch_list *
-gdbarch_list_lookup_by_info (struct gdbarch_list *arches,
- const struct gdbarch_info *info)
-{
- for (; arches != NULL; arches = arches->next)
- {
- if (info->bfd_arch_info != arches->gdbarch->bfd_arch_info)
- continue;
- if (info->byte_order != arches->gdbarch->byte_order)
- continue;
- return arches;
- }
- return NULL;
-}
-
-
-/* Update the current architecture. Return ZERO if the update request
- failed. */
-
-int
-gdbarch_update_p (struct gdbarch_info info)
-{
- struct gdbarch *new_gdbarch;
- struct gdbarch_list **list;
- struct gdbarch_registration *rego;
-
- /* Fill in missing parts of the INFO struct using a number of
- sources: \`\`set ...''; INFOabfd supplied; existing target. */
-
- /* \`\`(gdb) set architecture ...'' */
- if (info.bfd_arch_info == NULL
- && !TARGET_ARCHITECTURE_AUTO)
- info.bfd_arch_info = TARGET_ARCHITECTURE;
- if (info.bfd_arch_info == NULL
- && info.abfd != NULL
- && bfd_get_arch (info.abfd) != bfd_arch_unknown
- && bfd_get_arch (info.abfd) != bfd_arch_obscure)
- info.bfd_arch_info = bfd_get_arch_info (info.abfd);
- if (info.bfd_arch_info == NULL)
- info.bfd_arch_info = TARGET_ARCHITECTURE;
-
- /* \`\`(gdb) set byte-order ...'' */
- if (info.byte_order == BFD_ENDIAN_UNKNOWN
- && !TARGET_BYTE_ORDER_AUTO)
- info.byte_order = TARGET_BYTE_ORDER;
- /* From the INFO struct. */
- if (info.byte_order == BFD_ENDIAN_UNKNOWN
- && info.abfd != NULL)
- info.byte_order = (bfd_big_endian (info.abfd) ? BFD_ENDIAN_BIG
- : bfd_little_endian (info.abfd) ? BFD_ENDIAN_LITTLE
- : BFD_ENDIAN_UNKNOWN);
- /* From the current target. */
- if (info.byte_order == BFD_ENDIAN_UNKNOWN)
- info.byte_order = TARGET_BYTE_ORDER;
-
- /* Must have found some sort of architecture. */
- gdb_assert (info.bfd_arch_info != NULL);
-
- if (gdbarch_debug)
- {
- fprintf_unfiltered (gdb_stdlog,
- "gdbarch_update: info.bfd_arch_info %s\n",
- (info.bfd_arch_info != NULL
- ? info.bfd_arch_info->printable_name
- : "(null)"));
- fprintf_unfiltered (gdb_stdlog,
- "gdbarch_update: 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,
- "gdbarch_update: info.abfd 0x%lx\n",
- (long) info.abfd);
- fprintf_unfiltered (gdb_stdlog,
- "gdbarch_update: info.tdep_info 0x%lx\n",
- (long) info.tdep_info);
- }
-
- /* Find the target that knows about this architecture. */
- for (rego = gdbarch_registry;
- rego != NULL;
- rego = rego->next)
- if (rego->bfd_architecture == info.bfd_arch_info->arch)
- break;
- if (rego == NULL)
- {
- if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_update: No matching architecture\\n");
- return 0;
- }
-
- /* Ask the target for a replacement architecture. */
- new_gdbarch = rego->init (info, rego->arches);
-
- /* Did the target like it? No. Reject the change. */
- if (new_gdbarch == NULL)
- {
- if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_update: Target rejected architecture\\n");
- return 0;
- }
-
- /* Did the architecture change? No. Do nothing. */
- if (current_gdbarch == new_gdbarch)
- {
- if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_update: Architecture 0x%08lx (%s) unchanged\\n",
- (long) new_gdbarch,
- new_gdbarch->bfd_arch_info->printable_name);
- return 1;
- }
-
- /* Swap all data belonging to the old target out */
- swapout_gdbarch_swap (current_gdbarch);
-
- /* Is this a pre-existing architecture? Yes. Swap it in. */
- for (list = &rego->arches;
- (*list) != NULL;
- list = &(*list)->next)
- {
- if ((*list)->gdbarch == new_gdbarch)
- {
- if (gdbarch_debug)
- fprintf_unfiltered (gdb_stdlog,
- "gdbarch_update: Previous architecture 0x%08lx (%s) selected\\n",
- (long) new_gdbarch,
- new_gdbarch->bfd_arch_info->printable_name);
- current_gdbarch = new_gdbarch;
- swapin_gdbarch_swap (new_gdbarch);
- architecture_changed_event ();
- return 1;
- }
- }
-
- /* Append this new architecture to this targets list. */
- (*list) = XMALLOC (struct gdbarch_list);
- (*list)->next = NULL;
- (*list)->gdbarch = new_gdbarch;
-
- /* Switch to this new architecture. Dump it out. */
- current_gdbarch = new_gdbarch;
- if (gdbarch_debug)
- {
- fprintf_unfiltered (gdb_stdlog,
- "gdbarch_update: New architecture 0x%08lx (%s) selected\\n",
- (long) new_gdbarch,
- new_gdbarch->bfd_arch_info->printable_name);
- }
-
- /* Check that the newly installed architecture is valid. Plug in
- any post init values. */
- new_gdbarch->dump_tdep = rego->dump_tdep;
- verify_gdbarch (new_gdbarch);
-
- /* Initialize the per-architecture memory (swap) areas.
- CURRENT_GDBARCH must be update before these modules are
- called. */
- init_gdbarch_swap (new_gdbarch);
-
- /* Initialize the per-architecture data-pointer of all parties that
- registered an interest in this architecture. CURRENT_GDBARCH
- must be updated before these modules are called. */
- init_gdbarch_data (new_gdbarch);
- architecture_changed_event ();
-
- if (gdbarch_debug)
- gdbarch_dump (current_gdbarch, gdb_stdlog);
-
- return 1;
-}
-
-
-/* Disassembler */
-
-/* Pointer to the target-dependent disassembly function. */
-int (*tm_print_insn) (bfd_vma, disassemble_info *);
-disassemble_info tm_print_insn_info;
-
-
-extern void _initialize_gdbarch (void);
-
-void
-_initialize_gdbarch (void)
-{
- struct cmd_list_element *c;
-
- INIT_DISASSEMBLE_INFO_NO_ARCH (tm_print_insn_info, gdb_stdout, (fprintf_ftype)fprintf_filtered);
- tm_print_insn_info.flavour = bfd_target_unknown_flavour;
- tm_print_insn_info.read_memory_func = dis_asm_read_memory;
- tm_print_insn_info.memory_error_func = dis_asm_memory_error;
- tm_print_insn_info.print_address_func = dis_asm_print_address;
-
- add_show_from_set (add_set_cmd ("arch",
- class_maintenance,
- var_zinteger,
- (char *)&gdbarch_debug,
- "Set architecture debugging.\\n\\
-When non-zero, architecture debugging is enabled.", &setdebuglist),
- &showdebuglist);
- c = add_set_cmd ("archdebug",
- class_maintenance,
- var_zinteger,
- (char *)&gdbarch_debug,
- "Set architecture debugging.\\n\\
-When non-zero, architecture debugging is enabled.", &setlist);
-
- deprecate_cmd (c, "set debug arch");
- deprecate_cmd (add_show_from_set (c, &showlist), "show debug arch");
-}
-EOF
-
-# close things off
-exec 1>&2
-#../move-if-change new-gdbarch.c gdbarch.c
-compare_new gdbarch.c
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