#!/bin/sh -u
# Architecture commands for GDB, the GNU debugger.
-# Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+#
+# Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software
+# Foundation, Inc.
+#
#
# This file is part of GDB.
#
M::PUSH_DUMMY_CALL:CORE_ADDR:push_dummy_call:CORE_ADDR func_addr, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr:func_addr, regcache, bp_addr, nargs, args, sp, struct_return, struct_addr
# PUSH_DUMMY_CALL is a direct replacement for DEPRECATED_PUSH_ARGUMENTS.
F:2:DEPRECATED_PUSH_ARGUMENTS:CORE_ADDR:deprecated_push_arguments:int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr:nargs, args, sp, struct_return, struct_addr
-# DEPRECATED_USE_GENERIC_DUMMY_FRAMES can be deleted. Always true.
-v::DEPRECATED_USE_GENERIC_DUMMY_FRAMES:int:deprecated_use_generic_dummy_frames:::::1::0
# Implement PUSH_RETURN_ADDRESS, and then merge in
# DEPRECATED_PUSH_RETURN_ADDRESS.
F:2:DEPRECATED_PUSH_RETURN_ADDRESS:CORE_ADDR:deprecated_push_return_address:CORE_ADDR pc, CORE_ADDR sp:pc, sp
# DEPRECATED_REGISTER_SIZE can be deleted.
v::DEPRECATED_REGISTER_SIZE:int:deprecated_register_size
v::CALL_DUMMY_LOCATION:int:call_dummy_location:::::AT_ENTRY_POINT::0
-F::DEPRECATED_CALL_DUMMY_ADDRESS:CORE_ADDR:deprecated_call_dummy_address:void
-# DEPRECATED_CALL_DUMMY_START_OFFSET can be deleted.
-v::DEPRECATED_CALL_DUMMY_START_OFFSET:CORE_ADDR:deprecated_call_dummy_start_offset
-# DEPRECATED_CALL_DUMMY_BREAKPOINT_OFFSET can be deleted.
-v::DEPRECATED_CALL_DUMMY_BREAKPOINT_OFFSET:CORE_ADDR:deprecated_call_dummy_breakpoint_offset
-# DEPRECATED_CALL_DUMMY_LENGTH can be deleted.
-v::DEPRECATED_CALL_DUMMY_LENGTH:int:deprecated_call_dummy_length
-# DEPRECATED_CALL_DUMMY_WORDS can be deleted.
-v::DEPRECATED_CALL_DUMMY_WORDS:LONGEST *:deprecated_call_dummy_words::::0:legacy_call_dummy_words::0:0x%08lx
-# Implement PUSH_DUMMY_CALL, then delete DEPRECATED_SIZEOF_CALL_DUMMY_WORDS.
-v::DEPRECATED_SIZEOF_CALL_DUMMY_WORDS:int:deprecated_sizeof_call_dummy_words::::0:legacy_sizeof_call_dummy_words::0
-# Implement PUSH_DUMMY_CALL, then delete DEPRECATED_CALL_DUMMY_STACK_ADJUST.
-V:2:DEPRECATED_CALL_DUMMY_STACK_ADJUST:int:deprecated_call_dummy_stack_adjust
-# DEPRECATED_FIX_CALL_DUMMY can be deleted. For the SPARC, implement
-# PUSH_DUMMY_CODE and set CALL_DUMMY_LOCATION to ON_STACK.
-F::DEPRECATED_FIX_CALL_DUMMY:void:deprecated_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
-# This is a replacement for DEPRECATED_FIX_CALL_DUMMY et.al.
M::PUSH_DUMMY_CODE:CORE_ADDR:push_dummy_code:CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr:sp, funaddr, using_gcc, args, nargs, value_type, real_pc, bp_addr
-# Implement PUSH_DUMMY_CALL, then delete DEPRECATED_PUSH_DUMMY_FRAME.
-F:2:DEPRECATED_PUSH_DUMMY_FRAME:void:deprecated_push_dummy_frame:void:-
-# Implement PUSH_DUMMY_CALL, then delete
-# DEPRECATED_EXTRA_STACK_ALIGNMENT_NEEDED.
-v:2:DEPRECATED_EXTRA_STACK_ALIGNMENT_NEEDED:int:deprecated_extra_stack_alignment_needed::::0:0::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
# 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::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
-F:2:DEPRECATED_INIT_FRAME_PC_FIRST:CORE_ADDR:deprecated_init_frame_pc_first:int fromleaf, struct frame_info *prev:fromleaf, prev
+F::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::deprecated_pc_in_call_dummy:deprecated_pc_in_call_dummy
F:2: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::BELIEVE_PCC_PROMOTION_TYPE:int:believe_pcc_promotion_type:::::::
F:2:DEPRECATED_GET_SAVED_REGISTER:void:deprecated_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
#
# For register <-> value conversions, replaced by CONVERT_REGISTER_P et.al.
# For raw <-> cooked register conversions, replaced by pseudo registers.
-f:2:DEPRECATED_REGISTER_CONVERTIBLE:int:deprecated_register_convertible:int nr:nr:::deprecated_register_convertible_not::0
+F::DEPRECATED_REGISTER_CONVERTIBLE:int:deprecated_register_convertible:int nr:nr
# For register <-> value conversions, replaced by CONVERT_REGISTER_P et.al.
# For raw <-> cooked register conversions, replaced by pseudo registers.
f:2:DEPRECATED_REGISTER_CONVERT_TO_VIRTUAL:void:deprecated_register_convert_to_virtual:int regnum, struct type *type, char *from, char *to:regnum, type, from, to:::0::0
# The deprecated methods RETURN_VALUE_ON_STACK, EXTRACT_RETURN_VALUE,
# STORE_RETURN_VALUE and USE_STRUCT_CONVENTION have all been folded
-# into RETURN_VALUE. For the moment do not try to fold in
-# EXTRACT_STRUCT_VALUE_ADDRESS as, dependant on the ABI, the debug
-# info, and the level of effort, it may well be possible to find the
-# address of a structure being return on the stack. Someone else can
-# make that change.
+# into RETURN_VALUE.
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, struct regcache *regcache, void *valbuf:type, regcache, valbuf:::legacy_extract_return_value::0
f:2:DEPRECATED_STORE_RETURN_VALUE:void:deprecated_store_return_value:struct type *type, char *valbuf:type, valbuf
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:EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:extract_struct_value_address:struct regcache *regcache:regcache
-F:2:DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:deprecated_extract_struct_value_address:char *regbuf:regbuf
-#
+# As of 2004-01-17 only the 32-bit SPARC ABI has been identified as an
+# ABI suitable for the implementation of a robust extract
+# struct-convention return-value address method (the sparc saves the
+# address in the callers frame). All the other cases so far examined,
+# the DEPRECATED_EXTRACT_STRUCT_VALUE implementation has been
+# erreneous - the code was incorrectly assuming that the return-value
+# address, stored in a register, was preserved across the entire
+# function call.
+
+# For the moment retain DEPRECATED_EXTRACT_STRUCT_VALUE as a marker of
+# the ABIs that are still to be analyzed - perhaps this should simply
+# be deleted. The commented out extract_returned_value_address method
+# is provided as a starting point for the 32-bit SPARC. It, or
+# something like it, along with changes to both infcmd.c and stack.c
+# will be needed for that case to work. NB: It is passed the callers
+# frame since it is only after the callee has returned that this
+# function is used.
+
+#M:::CORE_ADDR:extract_returned_value_address:struct frame_info *caller_frame:caller_frame
+F:2:DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:deprecated_extract_struct_value_address:struct regcache *regcache:regcache
+
F:2:DEPRECATED_FRAME_INIT_SAVED_REGS:void:deprecated_frame_init_saved_regs:struct frame_info *frame:frame
F:2:DEPRECATED_INIT_EXTRA_FRAME_INFO:void:deprecated_init_extra_frame_info:int fromleaf, struct frame_info *frame:fromleaf, frame
#
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::BREAKPOINT_FROM_PC:const unsigned char *:breakpoint_from_pc:CORE_ADDR *pcptr, int *lenptr:pcptr, lenptr:::0:
M:2:ADJUST_BREAKPOINT_ADDRESS:CORE_ADDR:adjust_breakpoint_address:CORE_ADDR bpaddr:bpaddr
#
m::REMOTE_TRANSLATE_XFER_ADDRESS:void:remote_translate_xfer_address:struct regcache *regcache, CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr, int *rem_len:regcache, 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
+v::FRAME_ARGS_SKIP:CORE_ADDR:frame_args_skip::::0:::0
+# DEPRECATED_FRAMELESS_FUNCTION_INVOCATION is not needed. The new
+# frame code works regardless of the type of frame - frameless,
+# stackless, or normal.
+F::DEPRECATED_FRAMELESS_FUNCTION_INVOCATION:int:deprecated_frameless_function_invocation:struct frame_info *fi:fi
F:2:DEPRECATED_FRAME_CHAIN:CORE_ADDR:deprecated_frame_chain:struct frame_info *frame:frame
F:2:DEPRECATED_FRAME_CHAIN_VALID:int:deprecated_frame_chain_valid:CORE_ADDR chain, struct frame_info *thisframe:chain, thisframe
# DEPRECATED_FRAME_SAVED_PC has been replaced by UNWIND_PC. Please
F:2:DEPRECATED_REG_STRUCT_HAS_ADDR:int:deprecated_reg_struct_has_addr:int gcc_p, struct type *type:gcc_p, type
m:::int:stabs_argument_has_addr:struct type *type:type:::default_stabs_argument_has_addr::0
v::FRAME_RED_ZONE_SIZE:int:frame_red_zone_size
-v:2:PARM_BOUNDARY:int:parm_boundary
#
v:2:TARGET_FLOAT_FORMAT:const struct floatformat *:float_format::::::default_float_format (current_gdbarch)::%s:(TARGET_FLOAT_FORMAT)->name
v:2:TARGET_DOUBLE_FORMAT:const struct floatformat *:double_format::::::default_double_format (current_gdbarch)::%s:(TARGET_DOUBLE_FORMAT)->name
# 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:2: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()
/* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+
+ Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free
+ Software Foundation, Inc.
This file is part of GDB.
struct regset;
struct disassemble_info;
struct target_ops;
+struct obstack;
extern struct gdbarch *current_gdbarch;
-
/* If any of the following are defined, the target wasn't correctly
converted. */
for the reserved data-pointer is returned. That identifer should
be saved in a local static variable.
- The per-architecture data-pointer is either initialized explicitly
- (set_gdbarch_data()) or implicitly (by INIT() via a call to
- gdbarch_data()).
-
Memory for the per-architecture data shall be allocated using
gdbarch_obstack_zalloc. That memory will be deleted when the
corresponding architecture object is deleted.
struct gdbarch_data;
-typedef void *(gdbarch_data_init_ftype) (struct gdbarch *gdbarch);
-extern struct gdbarch_data *register_gdbarch_data (gdbarch_data_init_ftype *init);
-extern void set_gdbarch_data (struct gdbarch *gdbarch,
- struct gdbarch_data *data,
- void *pointer);
+typedef void *(gdbarch_data_pre_init_ftype) (struct obstack *obstack);
+extern struct gdbarch_data *gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype *init);
+typedef void *(gdbarch_data_post_init_ftype) (struct gdbarch *gdbarch);
+extern struct gdbarch_data *gdbarch_data_register_post_init (gdbarch_data_post_init_ftype *init);
+extern void deprecated_set_gdbarch_data (struct gdbarch *gdbarch,
+ struct gdbarch_data *data,
+ void *pointer);
extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *);
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(). */
+ New code should use gdbarch_data_register_*(). */
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)
+extern void deprecated_register_gdbarch_swap (void *data, unsigned long size, gdbarch_swap_ftype *init);
+#define DEPRECATED_REGISTER_GDBARCH_SWAP(VAR) deprecated_register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL)
#include "gdb-events.h"
#include "reggroups.h"
#include "osabi.h"
-#include "symfile.h" /* For entry_point_address. */
#include "gdb_obstack.h"
/* Static function declarations */
{
unsigned index;
int init_p;
- gdbarch_data_init_ftype *init;
+ gdbarch_data_pre_init_ftype *pre_init;
+ gdbarch_data_post_init_ftype *post_init;
};
struct gdbarch_data_registration
0, NULL,
};
-struct gdbarch_data *
-register_gdbarch_data (gdbarch_data_init_ftype *init)
+static struct gdbarch_data *
+gdbarch_data_register (gdbarch_data_pre_init_ftype *pre_init,
+ gdbarch_data_post_init_ftype *post_init)
{
struct gdbarch_data_registration **curr;
/* Append the new registraration. */
(*curr)->next = NULL;
(*curr)->data = XMALLOC (struct gdbarch_data);
(*curr)->data->index = gdbarch_data_registry.nr++;
- (*curr)->data->init = init;
+ (*curr)->data->pre_init = pre_init;
+ (*curr)->data->post_init = post_init;
(*curr)->data->init_p = 1;
return (*curr)->data;
}
+struct gdbarch_data *
+gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype *pre_init)
+{
+ return gdbarch_data_register (pre_init, NULL);
+}
+
+struct gdbarch_data *
+gdbarch_data_register_post_init (gdbarch_data_post_init_ftype *post_init)
+{
+ return gdbarch_data_register (NULL, post_init);
+}
/* Create/delete the gdbarch data vector. */
data-pointer. */
void
-set_gdbarch_data (struct gdbarch *gdbarch,
- struct gdbarch_data *data,
- void *pointer)
+deprecated_set_gdbarch_data (struct gdbarch *gdbarch,
+ struct gdbarch_data *data,
+ void *pointer)
{
gdb_assert (data->index < gdbarch->nr_data);
gdb_assert (gdbarch->data[data->index] == NULL);
+ gdb_assert (data->pre_init == NULL);
gdbarch->data[data->index] = pointer;
}
gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *data)
{
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)
+ if (gdbarch->data[data->index] == NULL)
{
- /* 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;
+ /* The data-pointer isn't initialized, call init() to get a
+ value. */
+ if (data->pre_init != NULL)
+ /* Mid architecture creation: pass just the obstack, and not
+ the entire architecture, as that way it isn't possible for
+ pre-init code to refer to undefined architecture
+ fields. */
+ gdbarch->data[data->index] = data->pre_init (gdbarch->obstack);
+ else if (gdbarch->initialized_p
+ && data->post_init != NULL)
+ /* Post architecture creation: pass the entire architecture
+ (as all fields are valid), but be careful to also detect
+ recursive references. */
+ {
+ gdb_assert (data->init_p);
+ data->init_p = 0;
+ gdbarch->data[data->index] = data->post_init (gdbarch);
+ data->init_p = 1;
+ }
+ else
+ /* The architecture initialization hasn't completed - punt -
+ hope that the caller knows what they are doing. Once
+ deprecated_set_gdbarch_data has been initialized, this can be
+ changed to an internal error. */
+ return NULL;
gdb_assert (gdbarch->data[data->index] != NULL);
}
return gdbarch->data[data->index];
};
void
-register_gdbarch_swap (void *data,
- unsigned long sizeof_data,
- gdbarch_swap_ftype *init)
+deprecated_register_gdbarch_swap (void *data,
+ unsigned long sizeof_data,
+ gdbarch_swap_ftype *init)
{
struct gdbarch_swap_registration **rego;
for (rego = &gdbarch_swap_registry.registrations;
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