gdb/config/sparc/tm-sp64sim.h

   1 /* Macro definitions for GDB with the SPARC64 Simulator.
   2    Copyright 1993 Free Software Foundation, Inc.
   3
   4 This file is part of GDB.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 /* ??? This file is based on tm-spc-em.h.  Our contents are probably bogus
  21    but it's a good start.  */
  22
  23 #include "sparc/tm-sp64.h"
  24 #include "tm-sunos.h"
  25
  26 /* Offsets into jmp_buf.  Not defined by Sun, but at least documented in a
  27    comment in <machine/setjmp.h>! */
  28
  29 #define JB_ELEMENT_SIZE 8       /* Size of each element in jmp_buf */
  30
  31 #define JB_ONSSTACK 0
  32 #define JB_SIGMASK 1
  33 #define JB_SP 2
  34 #define JB_PC 3
  35 #define JB_NPC 4
  36 #define JB_PSR 5
  37 #define JB_G1 6
  38 #define JB_O0 7
  39 #define JB_WBCNT 8
  40
  41 /* Figure out where the longjmp will land.  We expect that we have just entered
  42    longjmp and haven't yet setup the stack frame, so the args are still in the
  43    output regs.  %o0 (O0_REGNUM) points at the jmp_buf structure from which we
  44    extract the pc (JB_PC) that we will land at.  The pc is copied into ADDR.
  45    This routine returns true on success */
  46
  47 extern int
  48 get_longjmp_target PARAMS ((CORE_ADDR *));
  49
  50 #define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)