/* Dynamic architecture support for GDB, the GNU debugger.
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/* Dynamic architecture support for GDB, the GNU debugger.
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Copyright 1998-1999, Free Software Foundation, Inc.
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Copyright 1998-1999, Free Software Foundation, Inc.
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This file is part of GDB.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "defs.h"
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#if GDB_MULTI_ARCH
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#if GDB_MULTI_ARCH
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#include "gdbcmd.h"
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#include "gdbcmd.h"
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#include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */
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#include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */
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#else
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#else
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/* Just include everything in sight so that the every old definition
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/* Just include everything in sight so that the every old definition
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of macro is visible. */
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of macro is visible. */
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#include "gdb_string.h"
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#include "gdb_string.h"
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#include <ctype.h>
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#include <ctype.h>
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#include "symtab.h"
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#include "symtab.h"
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#include "frame.h"
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#include "frame.h"
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#include "inferior.h"
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#include "inferior.h"
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#include "breakpoint.h"
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#include "breakpoint.h"
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#include "gdb_wait.h"
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#include "gdb_wait.h"
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#include "gdbcore.h"
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#include "gdbcore.h"
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#include "gdbcmd.h"
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#include "gdbcmd.h"
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#include "target.h"
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#include "target.h"
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#include "gdbthread.h"
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#include "gdbthread.h"
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#include "annotate.h"
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#include "annotate.h"
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#include "symfile.h" /* for overlay functions */
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#include "symfile.h" /* for overlay functions */
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#endif
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#endif
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/* Convenience macro for allocting typesafe memory. */
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/* Convenience macro for allocting typesafe memory. */
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#ifndef XMALLOC
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#ifndef XMALLOC
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#define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
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#define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
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#endif
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#endif
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/* Use the program counter to determine the contents and size
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/* Use the program counter to determine the contents and size
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of a breakpoint instruction. If no target-dependent macro
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of a breakpoint instruction. If no target-dependent macro
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BREAKPOINT_FROM_PC has been defined to implement this function,
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BREAKPOINT_FROM_PC has been defined to implement this function,
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assume that the breakpoint doesn't depend on the PC, and
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assume that the breakpoint doesn't depend on the PC, and
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use the values of the BIG_BREAKPOINT and LITTLE_BREAKPOINT macros.
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use the values of the BIG_BREAKPOINT and LITTLE_BREAKPOINT macros.
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Return a pointer to a string of bytes that encode a breakpoint
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Return a pointer to a string of bytes that encode a breakpoint
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instruction, stores the length of the string to *lenptr,
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instruction, stores the length of the string to *lenptr,
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and optionally adjust the pc to point to the correct memory location
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and optionally adjust the pc to point to the correct memory location
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for inserting the breakpoint. */
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for inserting the breakpoint. */
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unsigned char *
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unsigned char *
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legacy_breakpoint_from_pc (CORE_ADDR * pcptr, int *lenptr)
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legacy_breakpoint_from_pc (CORE_ADDR * pcptr, int *lenptr)
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{
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{
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/* {BIG_,LITTLE_}BREAKPOINT is the sequence of bytes we insert for a
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/* {BIG_,LITTLE_}BREAKPOINT is the sequence of bytes we insert for a
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breakpoint. On some machines, breakpoints are handled by the
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breakpoint. On some machines, breakpoints are handled by the
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target environment and we don't have to worry about them here. */
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target environment and we don't have to worry about them here. */
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#ifdef BIG_BREAKPOINT
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#ifdef BIG_BREAKPOINT
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if (TARGET_BYTE_ORDER == BIG_ENDIAN)
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if (TARGET_BYTE_ORDER == BIG_ENDIAN)
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{
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{
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static unsigned char big_break_insn[] = BIG_BREAKPOINT;
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static unsigned char big_break_insn[] = BIG_BREAKPOINT;
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*lenptr = sizeof (big_break_insn);
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*lenptr = sizeof (big_break_insn);
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return big_break_insn;
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return big_break_insn;
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}
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}
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#endif
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#endif
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#ifdef LITTLE_BREAKPOINT
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#ifdef LITTLE_BREAKPOINT
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if (TARGET_BYTE_ORDER != BIG_ENDIAN)
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if (TARGET_BYTE_ORDER != BIG_ENDIAN)
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{
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{
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static unsigned char little_break_insn[] = LITTLE_BREAKPOINT;
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static unsigned char little_break_insn[] = LITTLE_BREAKPOINT;
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*lenptr = sizeof (little_break_insn);
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*lenptr = sizeof (little_break_insn);
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return little_break_insn;
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return little_break_insn;
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}
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}
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#endif
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#endif
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#ifdef BREAKPOINT
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#ifdef BREAKPOINT
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{
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{
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static unsigned char break_insn[] = BREAKPOINT;
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static unsigned char break_insn[] = BREAKPOINT;
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*lenptr = sizeof (break_insn);
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*lenptr = sizeof (break_insn);
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return break_insn;
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return break_insn;
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}
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}
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#endif
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#endif
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*lenptr = 0;
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*lenptr = 0;
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return NULL;
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return NULL;
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}
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}
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int
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int
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generic_frameless_function_invocation_not (struct frame_info *fi)
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generic_frameless_function_invocation_not (struct frame_info *fi)
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{
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{
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return 0;
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return 0;
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}
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}
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char *
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char *
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legacy_register_name (int i)
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legacy_register_name (int i)
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{
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{
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#ifdef REGISTER_NAMES
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#ifdef REGISTER_NAMES
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static char *names[] = REGISTER_NAMES;
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static char *names[] = REGISTER_NAMES;
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if (i < 0 || i >= (sizeof (names) / sizeof (*names)))
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if (i < 0 || i >= (sizeof (names) / sizeof (*names)))
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return NULL;
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return NULL;
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else
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else
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return names[i];
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return names[i];
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#else
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#else
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internal_error ("legacy_register_name: called.");
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internal_error ("legacy_register_name: called.");
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return NULL;
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return NULL;
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#endif
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#endif
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}
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}
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#if defined (CALL_DUMMY)
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#if defined (CALL_DUMMY)
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LONGEST legacy_call_dummy_words[] = CALL_DUMMY;
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LONGEST legacy_call_dummy_words[] = CALL_DUMMY;
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#else
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#else
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LONGEST legacy_call_dummy_words[1];
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LONGEST legacy_call_dummy_words[1];
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#endif
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#endif
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int legacy_sizeof_call_dummy_words = sizeof (legacy_call_dummy_words);
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int legacy_sizeof_call_dummy_words = sizeof (legacy_call_dummy_words);
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void
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void
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generic_remote_translate_xfer_address (CORE_ADDR gdb_addr, int gdb_len,
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generic_remote_translate_xfer_address (CORE_ADDR gdb_addr, int gdb_len,
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CORE_ADDR * rem_addr, int *rem_len)
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CORE_ADDR * rem_addr, int *rem_len)
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{
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{
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*rem_addr = gdb_addr;
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*rem_addr = gdb_addr;
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*rem_len = gdb_len;
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*rem_len = gdb_len;
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}
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}
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/* */
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/* */
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extern initialize_file_ftype __initialize_gdbarch_utils;
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extern initialize_file_ftype __initialize_gdbarch_utils;
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void
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void
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__initialize_gdbarch_utils (void)
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__initialize_gdbarch_utils (void)
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{
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{
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}
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}
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