/* Definitions for native support of irix4.
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/* Definitions for native support of irix4.
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Copyright (C) 1991, 1992 Free Software Foundation, Inc.
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Copyright (C) 1991, 1992 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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/*
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/*
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* Let's use /debug instead of all this dangerous mucking about
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* Let's use /debug instead of all this dangerous mucking about
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* with ptrace(), which seems *extremely* fragile, anyway.
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* with ptrace(), which seems *extremely* fragile, anyway.
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*/
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*/
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#define USE_PROC_FS
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#define USE_PROC_FS
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#define CTL_PROC_NAME_FMT "/debug/%d"
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#define CTL_PROC_NAME_FMT "/debug/%d"
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#define AS_PROC_NAME_FMT "/debug/%d"
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#define AS_PROC_NAME_FMT "/debug/%d"
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#define MAP_PROC_NAME_FMT "/debug/%d"
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#define MAP_PROC_NAME_FMT "/debug/%d"
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#define STATUS_PROC_NAME_FMT "/debug/%d"
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#define STATUS_PROC_NAME_FMT "/debug/%d"
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/* Don't need special routines for the SGI -- we can use infptrace.c */
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/* Don't need special routines for the SGI -- we can use infptrace.c */
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#undef FETCH_INFERIOR_REGISTERS
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#undef FETCH_INFERIOR_REGISTERS
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#define U_REGS_OFFSET 0
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#define U_REGS_OFFSET 0
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/* Is this really true or is this just a leftover from a DECstation
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/* Is this really true or is this just a leftover from a DECstation
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config file? */
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config file? */
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#define ONE_PROCESS_WRITETEXT
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#define ONE_PROCESS_WRITETEXT
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#define TARGET_HAS_HARDWARE_WATCHPOINTS
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#define TARGET_HAS_HARDWARE_WATCHPOINTS
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/* Temporary new watchpoint stuff */
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/* Temporary new watchpoint stuff */
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#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \
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#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \
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((type) == bp_hardware_watchpoint)
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((type) == bp_hardware_watchpoint)
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/* When a hardware watchpoint fires off the PC will be left at the
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/* When a hardware watchpoint fires off the PC will be left at the
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instruction which caused the watchpoint. It will be necessary for
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instruction which caused the watchpoint. It will be necessary for
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GDB to step over the watchpoint. */
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GDB to step over the watchpoint. */
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#define STOPPED_BY_WATCHPOINT(W) \
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#define STOPPED_BY_WATCHPOINT(W) \
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procfs_stopped_by_watchpoint(inferior_pid)
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procfs_stopped_by_watchpoint(inferior_pid)
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extern int procfs_stopped_by_watchpoint PARAMS ((int));
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extern int procfs_stopped_by_watchpoint PARAMS ((int));
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#define HAVE_NONSTEPPABLE_WATCHPOINT
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#define HAVE_NONSTEPPABLE_WATCHPOINT
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/* Use these macros for watchpoint insertion/deletion. */
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/* Use these macros for watchpoint insertion/deletion. */
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/* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
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/* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
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#define target_insert_watchpoint(ADDR, LEN, TYPE) \
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#define target_insert_watchpoint(ADDR, LEN, TYPE) \
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procfs_set_watchpoint (inferior_pid, ADDR, LEN, TYPE, 0)
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procfs_set_watchpoint (inferior_pid, ADDR, LEN, TYPE, 0)
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#define target_remove_watchpoint(ADDR, LEN, TYPE) \
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#define target_remove_watchpoint(ADDR, LEN, TYPE) \
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procfs_set_watchpoint (inferior_pid, ADDR, 0, 0, 0)
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procfs_set_watchpoint (inferior_pid, ADDR, 0, 0, 0)
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extern int procfs_set_watchpoint PARAMS ((int, CORE_ADDR, int, int, int));
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extern int procfs_set_watchpoint PARAMS ((int, CORE_ADDR, int, int, int));
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#define TARGET_REGION_SIZE_OK_FOR_HW_WATCHPOINT(SIZE) 1
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#define TARGET_REGION_SIZE_OK_FOR_HW_WATCHPOINT(SIZE) 1
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