gdb/config/s390/nm-linux.h

   1 /* Native support for Linux for S390
   2    Copyright 2001 Free Software Foundation, Inc.
   3    Ported by D.J. Barrow for IBM Deutschland Entwicklung GmbH, IBM Corporation.
   4    derived from i390-nmlinux.h
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 59 Temple Place - Suite 330,
  20    Boston, MA 02111-1307, USA.  */
  21
  22 #ifndef NM_LINUX_H
  23 #define NM_LINUX_H
  24
  25 #include "config/nm-linux.h"
  26
  27 #define REGISTER_U_ADDR(addr, blockend, regno) \
  28         (addr) = s390_register_u_addr((blockend),(regno));
  29 extern int s390_register_u_addr (int, int);
  30
  31 /* Return sizeof user struct to callers in less machine dependent routines */
  32
  33 #define KERNEL_U_SIZE kernel_u_size()
  34 extern int kernel_u_size (void);
  35
  36 #define U_REGS_OFFSET 0
  37
  38
  39 /* We define this if link.h is available, because with ELF we use SVR4 style
  40    shared libraries. */
  41
  42 #ifdef HAVE_LINK_H
  43 #define SVR4_SHARED_LIBS
  44 #include "solib.h"              /* Support for shared libraries. */
  45 #endif
  46
  47
  48 /* WATCHPOINT SPECIFIC STUFF */
  49
  50 #define TARGET_HAS_HARDWARE_WATCHPOINTS
  51 #define HAVE_CONTINUABLE_WATCHPOINT
  52 #define target_insert_watchpoint(addr, len, type)  \
  53   s390_insert_watchpoint (PIDGET (inferior_ptid), addr, len, type)
  54
  55 #define target_remove_watchpoint(addr, len, type)  \
  56   s390_remove_watchpoint (PIDGET (inferior_ptid), addr, len)
  57
  58 extern int watch_area_cnt;
  59 /* gdb if really stupid & calls this all the time without a
  60    watchpoint even being set */
  61 #define STOPPED_BY_WATCHPOINT(W)  \
  62   (watch_area_cnt&&s390_stopped_by_watchpoint (PIDGET(inferior_ptid)))
  63
  64 extern CORE_ADDR s390_stopped_by_watchpoint (int);
  65
  66 /*
  67   Type can be 1 for a read_watchpoint or 2 for an access watchpoint.
  68  */
  69 extern int s390_insert_watchpoint (int pid, CORE_ADDR addr, int len, int rw);
  70 extern int s390_remove_watchpoint (int pid, CORE_ADDR addr, int len);
  71 #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \
  72          (((type) == bp_hardware_watchpoint)|| \
  73          ((type) == bp_watchpoint)|| \
  74          ((type) == bp_read_watchpoint) || \
  75          ((type) == bp_access_watchpoint))
  76
  77
  78 /* Needed for s390x */
  79 #define PTRACE_ARG3_TYPE long
  80 #define PTRACE_XFER_TYPE long
  81 #endif /* nm_linux.h */