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/* Dynamic architecture support for GDB, the GNU debugger.
Copyright 1998-1999, 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. */
#include "defs.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 */
#endif
/* Convenience macro for allocting typesafe memory. */
#ifndef XMALLOC
#define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
#endif
/* Use the program counter to determine the contents and size
of a breakpoint instruction. If no target-dependent macro
BREAKPOINT_FROM_PC has been defined to implement this function,
assume that the breakpoint doesn't depend on the PC, and
use the values of the BIG_BREAKPOINT and LITTLE_BREAKPOINT macros.
Return a pointer to a string of bytes that encode a breakpoint
instruction, stores the length of the string to *lenptr,
and optionally adjust the pc to point to the correct memory location
for inserting the breakpoint. */
unsigned char *
legacy_breakpoint_from_pc (CORE_ADDR * pcptr, int *lenptr)
{
/* {BIG_,LITTLE_}BREAKPOINT is the sequence of bytes we insert for a
breakpoint. On some machines, breakpoints are handled by the
target environment and we don't have to worry about them here. */
#ifdef BIG_BREAKPOINT
if (TARGET_BYTE_ORDER == BIG_ENDIAN)
{
static unsigned char big_break_insn[] = BIG_BREAKPOINT;
*lenptr = sizeof (big_break_insn);
return big_break_insn;
}
#endif
#ifdef LITTLE_BREAKPOINT
if (TARGET_BYTE_ORDER != BIG_ENDIAN)
{
static unsigned char little_break_insn[] = LITTLE_BREAKPOINT;
*lenptr = sizeof (little_break_insn);
return little_break_insn;
}
#endif
#ifdef BREAKPOINT
{
static unsigned char break_insn[] = BREAKPOINT;
*lenptr = sizeof (break_insn);
return break_insn;
}
#endif
*lenptr = 0;
return NULL;
}
int
generic_frameless_function_invocation_not (struct frame_info *fi)
{
return 0;
}
char *
legacy_register_name (int i)
{
#ifdef REGISTER_NAMES
static char *names[] = REGISTER_NAMES;
if (i < 0 || i >= (sizeof (names) / sizeof (*names)))
return NULL;
else
return names[i];
#else
internal_error ("legacy_register_name: called.");
return NULL;
#endif
}
#if defined (CALL_DUMMY)
LONGEST legacy_call_dummy_words[] = CALL_DUMMY;
#else
LONGEST legacy_call_dummy_words[1];
#endif
int legacy_sizeof_call_dummy_words = sizeof (legacy_call_dummy_words);
void
generic_remote_translate_xfer_address (CORE_ADDR gdb_addr, int gdb_len,
CORE_ADDR * rem_addr, int *rem_len)
{
*rem_addr = gdb_addr;
*rem_len = gdb_len;
}
/* */
extern initialize_file_ftype __initialize_gdbarch_utils;
void
__initialize_gdbarch_utils (void)
{
}
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