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/* Macro definitions for ARM running under NetBSD.
Copyright 1994, 1999 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef TM_NBSD_H
#define TM_NBSD_H
/* NetBSD doesn't have single stepping support in ptrace(). */
#define SOFTWARE_SINGLE_STEP_P 1
#include "arm/tm-arm.h"
#include "tm-nbsd.h"
#define JB_ELEMENT_SIZE sizeof(long) /* jmp_buf[_JBLEN] is array of ints */
#define JB_PC 24 /* Setjmp()'s return PC saved here */
/* The first page is not writeable in NetBSD. */
#undef LOWEST_PC
#define LOWEST_PC 0x8000
/* Return non-zero if inside a shared-library entry stub. */
#undef IN_SOLIB_CALL_TRAMPOLINE
#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) \
STREQ ((name), "_PROCEDURE_LINKAGE_TABLE_")
/* Figure out where the longjmp will land. Slurp the args out of the stack.
We expect the first arg to be a pointer to the jmp_buf structure from which
we extract the pc (JB_PC) that we will land at. The pc is copied into ADDR.
This routine returns true on success */
extern int
get_longjmp_target (CORE_ADDR *);
#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)
/* For compatibility with previous implemenations of GDB on arm/NetBSD,
override the default little-endian breakpoint. */
#undef ARM_LE_BREAKPOINT
#define ARM_LE_BREAKPOINT {0x11, 0x00, 0x00, 0xe6}
/* By convention, NetBSD uses the "other" register names. */
#define DEFAULT_REGISTER_NAMES additional_register_names
#endif /* TM_NBSD_H */
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