gdb/config/i386/nm-ptx4.h

   1 /* Definitions to make GDB run on a Sequent Symmetry under ptx
   2    with Weitek 1167 and i387 support.
   3    Copyright 1986, 1987, 1989, 1992, 1994, 1996, 2000
   4    Free Software Foundation, Inc.
   5
   6    This file is part of GDB.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 59 Temple Place - Suite 330,
  21    Boston, MA 02111-1307, USA.  */
  22
  23 #include "regcache.h"
  24
  25 #include "nm-sysv4.h"
  26
  27 #undef USE_PROC_FS
  28
  29 #include "nm-symmetry.h"
  30
  31 #define PTRACE_READ_REGS(pid,regaddr) mptrace (XPT_RREGS, (pid), (regaddr), 0)
  32 #define PTRACE_WRITE_REGS(pid,regaddr) \
  33   mptrace (XPT_WREGS, (pid), (regaddr), 0)
  34
  35 /* Override copies of {fetch,store}_inferior_registers in infptrace.c.  */
  36
  37 #define FETCH_INFERIOR_REGISTERS
  38
  39 /* We must fetch all the regs before storing, since we store all at once.  */
  40
  41 #define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES)
  42
  43 #define CHILD_WAIT
  44 struct target_waitstatus;
  45 extern ptid_t child_wait (ptid_t, struct target_waitstatus *);
  46
  47 /*
  48  * ptx does attach as of ptx version 2.1.  Prior to that, the interface
  49  * exists but does not work.
  50  *
  51  * FIXME: Using attach/detach requires using the ptx MPDEBUGGER
  52  * interface.  There are still problems with that, so for now don't
  53  * enable attach/detach.  If you turn it on anyway, it will mostly
  54  * work, but has a number of bugs. -fubar, 2/94.
  55  */
  56 /*#define ATTACH_DETACH 1 */
  57 #undef ATTACH_DETACH
  58 #define PTRACE_ATTACH XPT_DEBUG
  59 #define PTRACE_DETACH XPT_UNDEBUG
  60 /*
  61  * The following drivel is needed because there are two ptrace-ish
  62  * calls on ptx: ptrace() and mptrace(), each of which does about half
  63  * of the ptrace functions.
  64  */
  65 #define PTRACE_ATTACH_CALL(pid)  ptx_do_attach(pid)
  66 #define PTRACE_DETACH_CALL(pid, signo) ptx_do_detach(pid, signo)