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/* Macro definitions for i386, Mach 3.0
Copyright (C) 1992 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Include common definitions for Mach3 systems */
#include "os-mach3.h"
/* Define offsets to access CPROC stack when it does not have
* a kernel thread.
*/
#define MACHINE_CPROC_SP_OFFSET 20
#define MACHINE_CPROC_PC_OFFSET 16
#define MACHINE_CPROC_FP_OFFSET 12
/* Thread flavors used in re-setting the T bit.
* @@ this is also bad for cross debugging.
*/
#define TRACE_FLAVOR i386_THREAD_STATE
#define TRACE_FLAVOR_SIZE i386_THREAD_STATE_COUNT
#define TRACE_SET(x,state) \
((struct i386_thread_state *)state)->efl |= 0x100
#define TRACE_CLEAR(x,state) \
((((struct i386_thread_state *)state)->efl &= ~0x100), 1)
/* we can do it */
#define ATTACH_DETACH 1
/* number of traps that happen between exec'ing the shell
* to run an inferior, and when we finally get to
* the inferior code. This is 2 on most implementations.
*
* On Mach 3.0 it is the number of exec() system calls before
* the task contains the debugged program. It is always 2 when
* using the shell to start up the program.
*/
#undef START_INFERIOR_TRAPS_EXPECTED
#define START_INFERIOR_TRAPS_EXPECTED 2
/* Define this if the C compiler puts an underscore at the front
of external names before giving them to the linker. */
#define NAMES_HAVE_UNDERSCORE
/* Sigh. There should be a file for i386 but no sysv stuff in it */
#include "tm-i386v.h"
/* I want to test this float info code. See comment in tm-i386v.h */
#undef FLOAT_INFO
#define FLOAT_INFO { i386_mach3_float_info (); }
/* We use a.out format */
#undef COFF_NO_LONG_FILE_NAMES
/* Address of end of stack space.
* for MACH, see <machine/vmparam.h>
* @@@ I don't know what is in the 5 ints...
*/
#undef STACK_END_ADDR
#define STACK_END_ADDR (0xc0000000-sizeof(int [5]))
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