#!/bin/sh -u
# Architecture commands for GDB, the GNU debugger.
-# Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+# Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
#
# This file is part of GDB.
#
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# Make certain that the script is 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 -c ${file} new-${file}
+ elif diff -u ${file} new-${file}
then
echo "${file} unchanged" 1>&2
else
fi
done
- test "${staticdefault}" || staticdefault=0
+ case "${level}" in
+ 1 ) gt_level=">= GDB_MULTI_ARCH_PARTIAL" ;;
+ 2 ) gt_level="> GDB_MULTI_ARCH_PARTIAL" ;;
+ "" ) ;;
+ * ) error "Error: bad level for ${function}" 1>&2 ; kill $$ ; exit 1 ;;
+ esac
+
+ case "${class}" in
+ m ) staticdefault="${predefault}" ;;
+ M ) staticdefault="0" ;;
+ * ) test "${staticdefault}" || staticdefault=0 ;;
+ esac
# NOT YET: Breaks BELIEVE_PCC_PROMOTION and confuses non-
# multi-arch defaults.
# test "${predefault}" || predefault=0
+
+ # come up with a format, use a few guesses for variables
+ case ":${class}:${fmt}:${print}:" in
+ :[vV]::: )
+ if [ "${returntype}" = int ]
+ then
+ fmt="%d"
+ print="${macro}"
+ elif [ "${returntype}" = long ]
+ then
+ fmt="%ld"
+ print="${macro}"
+ fi
+ ;;
+ esac
test "${fmt}" || fmt="%ld"
test "${print}" || print="(long) ${macro}"
- case "${invalid_p}" in
- 0 ) valid_p=1 ;;
+
+ case "${class}" in
+ F | V | M )
+ case "${invalid_p}" in
"" )
- if [ -n "${predefault}" ]
+ if test -n "${predefault}" -a "${predefault}" != "0"
then
#invalid_p="gdbarch->${function} == ${predefault}"
- valid_p="gdbarch->${function} != ${predefault}"
+ predicate="gdbarch->${function} != ${predefault}"
else
- #invalid_p="gdbarch->${function} == 0"
- valid_p="gdbarch->${function} != 0"
+ # filled in later
+ predicate=""
fi
;;
- * ) valid_p="!(${invalid_p})"
+ * )
+ echo "Predicate function ${function} with invalid_p." 1>&2
+ kill $$
+ exit 1
+ ;;
+ esac
esac
# PREDEFAULT is a valid fallback definition of MEMBER when
# Currently unused.
- *) exit 1;;
+ *)
+ echo "Bad field ${field}"
+ exit 1;;
esac
done
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::::BIG_ENDIAN
+i:2:TARGET_BYTE_ORDER:int:byte_order::::BFD_ENDIAN_BIG
+#
+i:2:TARGET_OSABI:enum gdb_osabi:osabi::::GDB_OSABI_UNKNOWN
# 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 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
+v::TARGET_LONG_DOUBLE_BIT:int:long_double_bit::::8 * sizeof (long double):8*TARGET_CHAR_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
# 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::IEEE_FLOAT:int:ieee_float::::0:0::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
# 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:
+M:::void:pseudo_register_read:struct regcache *regcache, int cookednum, void *buf:regcache, cookednum, buf:
+M:::void:pseudo_register_write:struct regcache *regcache, int cookednum, const void *buf:regcache, cookednum, buf:
#
v:2:NUM_REGS:int:num_regs::::0:-1
# This macro gives the number of pseudo-registers that live in the
# 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
+
+# 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).
+v:2:SP_REGNUM:int:sp_regnum::::-1:-1::0
+v:2:FP_REGNUM:int:fp_regnum::::-1:-1::0
+v:2:PC_REGNUM:int:pc_regnum::::-1:-1::0
+v:2:PS_REGNUM:int:ps_regnum::::-1:-1::0
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.
# 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
+f:2:REGISTER_NAME:const 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::0:0
+f:2:REGISTER_BYTE:int:register_byte:int reg_nr:reg_nr::generic_register_byte:generic_register_byte::0
+f:2:REGISTER_RAW_SIZE:int:register_raw_size:int reg_nr:reg_nr::generic_register_size:generic_register_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::0:0
+f:2:REGISTER_VIRTUAL_SIZE:int:register_virtual_size:int reg_nr:reg_nr::generic_register_size:generic_register_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:DEPRECATED_DO_REGISTERS_INFO:void:deprecated_do_registers_info:int reg_nr, int fpregs:reg_nr, fpregs
+m:2:PRINT_REGISTERS_INFO: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:2:PRINT_FLOAT_INFO:void:print_float_info:struct ui_file *file, struct frame_info *frame, const char *args:file, frame, args
+M:2:PRINT_VECTOR_INFO: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:2:REGISTER_SIM_REGNO:int:register_sim_regno:int reg_nr:reg_nr:::default_register_sim_regno::0
+f:2:REGISTER_SIM_REGNO:int:register_sim_regno:int reg_nr:reg_nr:::legacy_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
+# setjmp/longjmp support.
+F:2:GET_LONGJMP_TARGET:int:get_longjmp_target:CORE_ADDR *pc:pc::0:0
#
-v:1:USE_GENERIC_DUMMY_FRAMES:int:use_generic_dummy_frames::::0:-1
-v:2:CALL_DUMMY_LOCATION:int:call_dummy_location::::0:0
+# Non multi-arch DUMMY_FRAMES are a mess (multi-arch ones are not that
+# much better but at least they are vaguely consistent). The headers
+# and body contain convoluted #if/#else sequences for determine how
+# things should be compiled. Instead of trying to mimic that
+# behaviour here (and hence entrench it further) gdbarch simply
+# reqires that these methods be set up from the word go. This also
+# avoids any potential problems with moving beyond multi-arch partial.
+v:1:DEPRECATED_USE_GENERIC_DUMMY_FRAMES:int:deprecated_use_generic_dummy_frames:::::1::0
+v:1:CALL_DUMMY_LOCATION:int:call_dummy_location:::::AT_ENTRY_POINT::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:2: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:2:CALL_DUMMY_LENGTH:int:call_dummy_length::::0:-1:::::gdbarch->call_dummy_length >= 0
+# NOTE: cagney/2002-11-24: This function with predicate has a valid
+# (callable) initial value. As a consequence, even when the predicate
+# is false, the corresponding function works. This simplifies the
+# migration process - old code, calling DEPRECATED_PC_IN_CALL_DUMMY(),
+# doesn't need to be modified.
+F:1:DEPRECATED_PC_IN_CALL_DUMMY:int:deprecated_pc_in_call_dummy:CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address:pc, sp, frame_address::generic_pc_in_call_dummy:generic_pc_in_call_dummy
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
+F:2:DEPRECATED_INIT_FRAME_PC_FIRST:CORE_ADDR:deprecated_init_frame_pc_first:int fromleaf, struct frame_info *prev:fromleaf, prev
+F::DEPRECATED_INIT_FRAME_PC:CORE_ADDR:deprecated_init_frame_pc:int fromleaf, struct frame_info *prev:fromleaf, prev
#
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:2: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
#
-f:1:REGISTER_CONVERTIBLE:int:register_convertible:int nr:nr:::generic_register_convertible_not::0
+f:2: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:::0::0
-# 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:::0::0
#
-f:2:POINTER_TO_ADDRESS:CORE_ADDR:pointer_to_address:struct type *type, void *buf:type, buf:::unsigned_pointer_to_address::0
+f:1:CONVERT_REGISTER_P:int:convert_register_p:int regnum:regnum::0:legacy_convert_register_p::0
+f:1:REGISTER_TO_VALUE:void:register_to_value:int regnum, struct type *type, char *from, char *to:regnum, type, from, to::0:legacy_register_to_value::0
+f:1:VALUE_TO_REGISTER:void:value_to_register:struct type *type, int regnum, char *from, char *to:type, regnum, from, to::0:legacy_value_to_register::0
+#
+f:2:POINTER_TO_ADDRESS:CORE_ADDR:pointer_to_address:struct type *type, const 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_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:::default_push_arguments::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: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:::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::EXTRACT_RETURN_VALUE:void:extract_return_value:struct type *type, struct regcache *regcache, void *valbuf:type, regcache, valbuf:::legacy_extract_return_value::0
+f::STORE_RETURN_VALUE:void:store_return_value:struct type *type, struct regcache *regcache, const void *valbuf:type, regcache, valbuf:::legacy_store_return_value::0
+f::DEPRECATED_EXTRACT_RETURN_VALUE:void:deprecated_extract_return_value:struct type *type, char *regbuf, char *valbuf:type, regbuf, valbuf
+f::DEPRECATED_STORE_RETURN_VALUE:void:deprecated_store_return_value:struct type *type, char *valbuf:type, valbuf
+#
+F:2:EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:extract_struct_value_address:struct regcache *regcache:regcache:::0
+F:2:DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:deprecated_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
+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:BREAKPOINT_FROM_PC:const 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
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_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:FRAME_ARGS_ADDRESS:CORE_ADDR:frame_args_address:struct frame_info *fi:fi::0:get_frame_base::0
+f:2:FRAME_LOCALS_ADDRESS:CORE_ADDR:frame_locals_address:struct frame_info *fi:fi::0:get_frame_base::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:::
+M:::CORE_ADDR:frame_align:CORE_ADDR address:address
+v:2: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
+v:2:TARGET_FLOAT_FORMAT:const struct floatformat *:float_format::::::default_float_format (gdbarch)::%s:(TARGET_FLOAT_FORMAT)->name
+v:2:TARGET_DOUBLE_FORMAT:const struct floatformat *:double_format::::::default_double_format (gdbarch)::%s:(TARGET_DOUBLE_FORMAT)->name
+v:2:TARGET_LONG_DOUBLE_FORMAT:const struct floatformat *:long_double_format::::::default_double_format (gdbarch)::%s:(TARGET_LONG_DOUBLE_FORMAT)->name
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.
# 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.
#
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 currently 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
+
+# Some systems also have trampoline code for returning from shared libs.
+f:2:IN_SOLIB_RETURN_TRAMPOLINE:int:in_solib_return_trampoline:CORE_ADDR pc, char *name:pc, name:::generic_in_solib_return_trampoline::0
+
+# Sigtramp is a routine that the kernel calls (which then calls the
+# signal handler). On most machines it is a library routine that is
+# linked into the executable.
+#
+# This macro, given a program counter value and the name of the
+# function in which that PC resides (which can be null if the name is
+# not known), returns nonzero if the PC and name show that we are in
+# sigtramp.
+#
+# On most machines just see if the name is sigtramp (and if we have
+# no name, assume we are not in sigtramp).
+#
+# FIXME: cagney/2002-04-21: The function find_pc_partial_function
+# calls find_pc_sect_partial_function() which calls PC_IN_SIGTRAMP.
+# This means PC_IN_SIGTRAMP function can't be implemented by doing its
+# own local NAME lookup.
+#
+# FIXME: cagney/2002-04-21: PC_IN_SIGTRAMP is something of a mess.
+# Some code also depends on SIGTRAMP_START and SIGTRAMP_END but other
+# does not.
+f:2:PC_IN_SIGTRAMP:int:pc_in_sigtramp:CORE_ADDR pc, char *name:pc, name:::legacy_pc_in_sigtramp::0
+F:2:SIGTRAMP_START:CORE_ADDR:sigtramp_start:CORE_ADDR pc:pc
+F::SIGTRAMP_END:CORE_ADDR:sigtramp_end:CORE_ADDR pc:pc
+# 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
+v::NAME_OF_MALLOC:const char *:name_of_malloc::::"malloc":"malloc"::0:%s:NAME_OF_MALLOC
+v::CANNOT_STEP_BREAKPOINT:int:cannot_step_breakpoint::::0:0::0
+v::HAVE_NONSTEPPABLE_WATCHPOINT:int:have_nonsteppable_watchpoint::::0:0::0
+F:2:ADDRESS_CLASS_TYPE_FLAGS:int:address_class_type_flags:int byte_size, int dwarf2_addr_class:byte_size, dwarf2_addr_class
+M:2:ADDRESS_CLASS_TYPE_FLAGS_TO_NAME:const char *:address_class_type_flags_to_name:int type_flags:type_flags:
+M:2:ADDRESS_CLASS_NAME_TO_TYPE_FLAGS: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
EOF
}
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 $$
exit 1
fi
+ if class_is_multiarch_p
+ then
+ if class_is_predicate_p ; then :
+ elif test "x${predefault}" = "x"
+ then
+ echo "Error: pure multi-arch function must have a predefault" 1>&2
+ kill $$
+ exit 1
+ fi
+ fi
echo ""
done
/* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of GDB.
#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. */
+/* Pull in function declarations refered to, indirectly, via macros. */
+#include "inferior.h" /* For unsigned_address_to_pointer(). */
#endif
struct frame_info;
struct value;
-
+struct objfile;
+struct minimal_symbol;
+struct regcache;
+struct reggroup;
extern struct gdbarch *current_gdbarch;
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 "#if (GDB_MULTI_ARCH ${gt_level}) && defined (${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 "#if (GDB_MULTI_ARCH ${gt_level}) || !defined (${macro})\n"
printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
printf "#endif\n"
printf "#endif\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 "#if (GDB_MULTI_ARCH ${gt_level}) && defined (${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 "#if (GDB_MULTI_ARCH ${gt_level}) || !defined (${macro}_P)\n"
printf "#define ${macro}_P() (gdbarch_${function}_p (current_gdbarch))\n"
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 "#if (GDB_MULTI_ARCH ${gt_level}) && defined (${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 "#if (GDB_MULTI_ARCH ${gt_level}) || !defined (${macro})\n"
printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
printf "#endif\n"
printf "#endif\n"
printf "#if (!GDB_MULTI_ARCH) && !defined (${macro})\n"
if [ "x${fallbackdefault}" = "x0" ]
then
- printf "#define ${macro}(${actual}) (internal_error (__FILE__, __LINE__, \"${macro}\"), 0)\n"
+ if [ "x${actual}" = "x-" ]
+ then
+ printf "#define ${macro} (internal_error (__FILE__, __LINE__, \"${macro}\"), 0)\n"
+ printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
+ else
+ printf "#define ${macro}(${actual}) (internal_error (__FILE__, __LINE__, \"${macro}\"), 0)\n"
+ fi
else
# FIXME: Should be passing current_gdbarch through!
echo "#define ${macro}(${actual}) (${fallbackdefault} (${actual}))" \
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 "#if (GDB_MULTI_ARCH ${gt_level}) && defined (${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 "#if (GDB_MULTI_ARCH ${gt_level}) || !defined (${macro})\n"
if [ "x${actual}" = "x" ]
then
printf "#define ${macro}() (gdbarch_${function} (current_gdbarch))\n"
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). INIT shall ensure
- that the INFO.BYTE_ORDER is non-zero.
+ The INFO parameter is, as far as possible, be pre-initialized with
+ information obtained from INFO.ABFD or the previously selected
+ architecture.
+
+ The ARCHES parameter is a linked list (sorted most recently used)
+ 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.
The INIT function shall return any of: NULL - indicating that it
doesn't recognize the selected architecture; an existing \`\`struct
/* Use default: NULL (ZERO). */
const struct bfd_arch_info *bfd_arch_info;
- /* Use default: 0 (ZERO). */
+ /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
int byte_order;
/* Use default: NULL (ZERO). */
/* Use default: NULL (ZERO). */
struct gdbarch_tdep_info *tdep_info;
+
+ /* Use default: GDB_OSABI_UNINITIALIZED (-1). */
+ enum gdb_osabi osabi;
};
typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches);
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.
+ The per-architecture data-pointer is either initialized explicitly
+ (set_gdbarch_data()) or implicitly (by INIT() via a call to
+ gdbarch_data()). FREE() is called to delete either an existing
+ data-pointer overridden by set_gdbarch_data() or when the
+ architecture object is being deleted.
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().
+ restored. INIT() is not re-called.
Multiple registrarants for any architecture are allowed (and
strongly encouraged). */
struct gdbarch_data *data,
void *pointer);
-extern void *gdbarch_data (struct gdbarch_data*);
+extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *);
/* Register per-architecture memory region.
/* The target-system-dependent byte order is dynamic */
-/* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness
- is selectable at runtime. The user can use the \`\`set endian''
- command to change it. TARGET_BYTE_ORDER_AUTO is nonzero when
- target_byte_order should be auto-detected (from the program image
- say). */
-
-#if GDB_MULTI_ARCH
-/* Multi-arch GDB is always bi-endian. */
-#define TARGET_BYTE_ORDER_SELECTABLE_P 1
-#endif
-
-#ifndef TARGET_BYTE_ORDER_SELECTABLE_P
-/* compat - Catch old targets that define TARGET_BYTE_ORDER_SLECTABLE
- when they should have defined TARGET_BYTE_ORDER_SELECTABLE_P 1 */
-#ifdef TARGET_BYTE_ORDER_SELECTABLE
-#define TARGET_BYTE_ORDER_SELECTABLE_P 1
-#else
-#define TARGET_BYTE_ORDER_SELECTABLE_P 0
-#endif
-#endif
-
extern int target_byte_order;
-#ifdef TARGET_BYTE_ORDER_SELECTABLE
-/* compat - Catch old targets that define TARGET_BYTE_ORDER_SELECTABLE
- and expect defs.h to re-define TARGET_BYTE_ORDER. */
-#undef TARGET_BYTE_ORDER
-#endif
#ifndef TARGET_BYTE_ORDER
#define TARGET_BYTE_ORDER (target_byte_order + 0)
#endif
/* 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 ();
+extern void initialize_non_multiarch (void);
/* gdbarch trace variable */
extern int gdbarch_debug;
#include "floatformat.h"
#include "gdb_assert.h"
+#include "gdb_string.h"
#include "gdb-events.h"
+#include "reggroups.h"
+#include "osabi.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 clear_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
printf "\n"
printf "struct gdbarch\n"
printf "{\n"
+printf " /* Has this architecture been fully initialized? */\n"
+printf " int initialized_p;\n"
printf " /* basic architectural information */\n"
function_list | while do_read
do
printf "\n"
printf "struct gdbarch startup_gdbarch =\n"
printf "{\n"
+printf " 1, /* Always initialized. */\n"
printf " /* basic architecture information */\n"
function_list | while do_read
do
/* Do any initialization needed for a non-multiarch configuration
after the _initialize_MODULE functions have been run. */
void
-initialize_non_multiarch ()
+initialize_non_multiarch (void)
{
alloc_gdbarch_data (&startup_gdbarch);
- init_gdbarch_data (&startup_gdbarch);
+ /* Ensure that all swap areas are zeroed so that they again think
+ they are starting from scratch. */
+ clear_gdbarch_swap (&startup_gdbarch);
+ init_gdbarch_swap (&startup_gdbarch);
}
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 == 0)
- internal_error (__FILE__, __LINE__,
- "verify_gdbarch: byte-order unset");
+ if (gdbarch->byte_order == BFD_ENDIAN_UNKNOWN)
+ fprintf_unfiltered (log, "\n\tbyte-order");
if (gdbarch->bfd_arch_info == NULL)
- internal_error (__FILE__, __LINE__,
- "verify_gdbarch: bfd_arch_info unset");
+ 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
printf " gdbarch->${function} = ${postdefault};\n"
elif [ -n "${invalid_p}" ]
then
- printf " if ((GDB_MULTI_ARCH >= ${level})\n"
+ printf " if ((GDB_MULTI_ARCH ${gt_level})\n"
printf " && (${invalid_p}))\n"
- printf " internal_error (__FILE__, __LINE__,\n"
- printf " \"gdbarch: verify_gdbarch: ${function} invalid\");\n"
+ printf " fprintf_unfiltered (log, \"\\\\n\\\\t${function}\");\n"
elif [ -n "${predefault}" ]
then
- printf " if ((GDB_MULTI_ARCH >= ${level})\n"
+ printf " if ((GDB_MULTI_ARCH ${gt_level})\n"
printf " && (gdbarch->${function} == ${predefault}))\n"
- printf " internal_error (__FILE__, __LINE__,\n"
- printf " \"gdbarch: verify_gdbarch: ${function} invalid\");\n"
+ printf " fprintf_unfiltered (log, \"\\\\n\\\\t${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
"gdbarch_dump: GDB_MULTI_ARCH = %d\\n",
GDB_MULTI_ARCH);
EOF
-function_list | sort -t: +2 | while do_read
+function_list | sort -t: -k 3 | while do_read
do
+ # First the predicate
+ if class_is_predicate_p
+ then
+ if class_is_multiarch_p
+ then
+ printf " if (GDB_MULTI_ARCH)\n"
+ printf " fprintf_unfiltered (file,\n"
+ printf " \"gdbarch_dump: gdbarch_${function}_p() = %%d\\\\n\",\n"
+ printf " gdbarch_${function}_p (current_gdbarch));\n"
+ else
+ 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 " fprintf_unfiltered (file,\n"
+ printf " \"gdbarch_dump: ${macro}_P() = %%d\\\\n\",\n"
+ printf " ${macro}_P ());\n"
+ printf "#endif\n"
+ fi
+ fi
# multiarch functions don't have macros.
if class_is_multiarch_p
then
printf " (long) current_gdbarch->${function});\n"
continue
fi
+ # Print the macro definition.
printf "#ifdef ${macro}\n"
if [ "x${returntype}" = "xvoid" ]
then
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"
then
printf " if (GDB_MULTI_ARCH)\n"
printf " fprintf_unfiltered (file,\n"
- printf " \"gdbarch_dump: ${macro} = 0x%%08lx\\\\n\",\n"
+ printf " \"gdbarch_dump: ${macro} = <0x%%08lx>\\\\n\",\n"
printf " (long) current_gdbarch->${function}\n"
printf " /*${macro} ()*/);\n"
else
printf "int\n"
printf "gdbarch_${function}_p (struct gdbarch *gdbarch)\n"
printf "{\n"
- if [ -n "${valid_p}" ]
+ printf " gdb_assert (gdbarch != NULL);\n"
+ if [ -n "${predicate}" ]
then
- printf " return ${valid_p};\n"
+ printf " return ${predicate};\n"
else
- printf "#error \"gdbarch_${function}_p: not defined\"\n"
+ printf " return gdbarch->${function} != 0;\n"
fi
printf "}\n"
fi
printf "gdbarch_${function} (struct gdbarch *gdbarch, ${formal})\n"
fi
printf "{\n"
+ printf " gdb_assert (gdbarch != NULL);\n"
printf " if (gdbarch->${function} == 0)\n"
printf " internal_error (__FILE__, __LINE__,\n"
printf " \"gdbarch: gdbarch_${function} invalid\");\n"
+ if class_is_predicate_p && test -n "${predicate}"
+ then
+ # Allow a call to a function with a predicate.
+ printf " /* Ignore predicate (${predicate}). */\n"
+ fi
printf " if (gdbarch_debug >= 2)\n"
printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
if [ "x${actual}" = "x-" -o "x${actual}" = "x" ]
printf "${returntype}\n"
printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
printf "{\n"
+ printf " gdb_assert (gdbarch != NULL);\n"
if [ "x${invalid_p}" = "x0" ]
then
printf " /* Skip verify of ${function}, invalid_p == 0 */\n"
printf "${returntype}\n"
printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
printf "{\n"
+ printf " gdb_assert (gdbarch != NULL);\n"
printf " if (gdbarch_debug >= 2)\n"
printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
printf " return gdbarch->${function};\n"
struct gdbarch_data
{
unsigned index;
+ int init_p;
gdbarch_data_init_ftype *init;
gdbarch_data_free_ftype *free;
};
gdbarch_data_free_ftype *free)
{
struct gdbarch_data_registration **curr;
+ /* Append the new registraration. */
for (curr = &gdbarch_data_registry.registrations;
(*curr) != NULL;
curr = &(*curr)->next);
(*curr)->data = XMALLOC (struct gdbarch_data);
(*curr)->data->index = gdbarch_data_registry.nr++;
(*curr)->data->init = init;
+ (*curr)->data->init_p = 1;
(*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
}
-/* Initialize the current value of thee specified per-architecture
+/* Initialize the current value of the specified per-architecture
data-pointer. */
void
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]);
+ if (gdbarch->data[data->index] != NULL)
+ {
+ gdb_assert (data->free != NULL);
+ data->free (gdbarch, gdbarch->data[data->index]);
+ }
gdbarch->data[data->index] = pointer;
}
data-pointer. */
void *
-gdbarch_data (struct gdbarch_data *data)
+gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *data)
{
- gdb_assert (data->index < current_gdbarch->nr_data);
- return current_gdbarch->data[data->index];
+ gdb_assert (data->index < gdbarch->nr_data);
+ /* The data-pointer isn't initialized, call init() to get a value but
+ only if the architecture initializaiton has completed. Otherwise
+ punt - hope that the caller knows what they are doing. */
+ if (gdbarch->data[data->index] == NULL
+ && gdbarch->initialized_p)
+ {
+ /* Be careful to detect an initialization cycle. */
+ gdb_assert (data->init_p);
+ data->init_p = 0;
+ gdb_assert (data->init != NULL);
+ gdbarch->data[data->index] = data->init (gdbarch);
+ data->init_p = 1;
+ gdb_assert (gdbarch->data[data->index] != NULL);
+ }
+ return gdbarch->data[data->index];
}
(*rego)->sizeof_data = sizeof_data;
}
+static void
+clear_gdbarch_swap (struct gdbarch *gdbarch)
+{
+ struct gdbarch_swap *curr;
+ for (curr = gdbarch->swap;
+ curr != NULL;
+ curr = curr->next)
+ {
+ memset (curr->source->data, 0, curr->source->sizeof_data);
+ }
+}
static void
init_gdbarch_swap (struct gdbarch *gdbarch)
(*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)
continue;
if (info->byte_order != arches->gdbarch->byte_order)
continue;
+ if (info->osabi != arches->gdbarch->osabi)
+ continue;
return arches;
}
return NULL;
gdbarch_update_p (struct gdbarch_info info)
{
struct gdbarch *new_gdbarch;
- struct gdbarch_list **list;
+ struct gdbarch *old_gdbarch;
struct gdbarch_registration *rego;
/* Fill in missing parts of the INFO struct using a number of
info.bfd_arch_info = TARGET_ARCHITECTURE;
/* \`\`(gdb) set byte-order ...'' */
- if (info.byte_order == 0
+ 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 == 0
+ if (info.byte_order == BFD_ENDIAN_UNKNOWN
&& info.abfd != NULL)
- info.byte_order = (bfd_big_endian (info.abfd) ? BIG_ENDIAN
- : bfd_little_endian (info.abfd) ? LITTLE_ENDIAN
- : 0);
+ 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 == 0)
+ if (info.byte_order == BFD_ENDIAN_UNKNOWN)
info.byte_order = TARGET_BYTE_ORDER;
+ /* \`\`(gdb) set osabi ...'' is handled by gdbarch_lookup_osabi. */
+ if (info.osabi == GDB_OSABI_UNINITIALIZED)
+ info.osabi = gdbarch_lookup_osabi (info.abfd);
+ if (info.osabi == GDB_OSABI_UNINITIALIZED)
+ info.osabi = current_gdbarch->osabi;
+
/* Must have found some sort of architecture. */
gdb_assert (info.bfd_arch_info != NULL);
fprintf_unfiltered (gdb_stdlog,
"gdbarch_update: info.byte_order %d (%s)\n",
info.byte_order,
- (info.byte_order == BIG_ENDIAN ? "big"
- : info.byte_order == LITTLE_ENDIAN ? "little"
+ (info.byte_order == BFD_ENDIAN_BIG ? "big"
+ : info.byte_order == BFD_ENDIAN_LITTLE ? "little"
: "default"));
+ fprintf_unfiltered (gdb_stdlog,
+ "gdbarch_update: info.osabi %d (%s)\n",
+ info.osabi, gdbarch_osabi_name (info.osabi));
fprintf_unfiltered (gdb_stdlog,
"gdbarch_update: info.abfd 0x%lx\n",
(long) info.abfd);
return 0;
}
+ /* Swap the data belonging to the old target out setting the
+ installed data to zero. This stops the ->init() function trying
+ to refer to the previous architecture's global data structures. */
+ swapout_gdbarch_swap (current_gdbarch);
+ clear_gdbarch_swap (current_gdbarch);
+
+ /* Save the previously selected architecture, setting the global to
+ NULL. This stops ->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. */
+ old_gdbarch = current_gdbarch;
+ current_gdbarch = NULL;
+
/* Ask the target for a replacement architecture. */
new_gdbarch = rego->init (info, rego->arches);
- /* Did the target like it? No. Reject the change. */
+ /* Did the target like it? No. Reject the change and revert to the
+ old architecture. */
if (new_gdbarch == NULL)
{
if (gdbarch_debug)
fprintf_unfiltered (gdb_stdlog, "gdbarch_update: Target rejected architecture\\n");
+ swapin_gdbarch_swap (old_gdbarch);
+ current_gdbarch = old_gdbarch;
return 0;
}
- /* Did the architecture change? No. Do nothing. */
- if (current_gdbarch == new_gdbarch)
+ /* Did the architecture change? No. Oops, put the old architecture
+ back. */
+ if (old_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);
+ swapin_gdbarch_swap (old_gdbarch);
+ current_gdbarch = old_gdbarch;
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 = ®o->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. */
+ /* Is this a pre-existing architecture? Yes. Move it to the front
+ of the list of architectures (keeping the list sorted Most
+ Recently Used) and then copy it in. */
+ {
+ struct gdbarch_list **list;
+ for (list = ®o->arches;
+ (*list) != NULL;
+ list = &(*list)->next)
+ {
+ if ((*list)->gdbarch == new_gdbarch)
+ {
+ struct gdbarch_list *this;
+ 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);
+ /* Unlink this. */
+ this = (*list);
+ (*list) = this->next;
+ /* Insert in the front. */
+ this->next = rego->arches;
+ rego->arches = this;
+ /* Copy the new architecture in. */
+ current_gdbarch = new_gdbarch;
+ swapin_gdbarch_swap (new_gdbarch);
+ architecture_changed_event ();
+ return 1;
+ }
+ }
+ }
+
+ /* Prepend this new architecture to 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;
+ }
+
+ /* Switch to this new architecture marking it initialized. */
current_gdbarch = new_gdbarch;
+ current_gdbarch->initialized_p = 1;
if (gdbarch_debug)
{
fprintf_unfiltered (gdb_stdlog,
called. */
init_gdbarch_swap (new_gdbarch);
- /* Initialize the per-architecture data-pointer of all parties that
- registered an interest in this architecture. CURRENT_GDBARCH
+ /* Initialize the per-architecture data. CURRENT_GDBARCH
must be updated before these modules are called. */
- init_gdbarch_data (new_gdbarch);
architecture_changed_event ();
if (gdbarch_debug)
projects / binutils.git / blobdiff