[deliverable/binutils-gdb.git] / gdb / config / alpha / nm-linux.h

/* Native definitions for alpha running GNU/Linux.

   Copyright 1993, 1994, 1996, 1998, 2000, 2001, 2002 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 NM_LINUX_H
#define NM_LINUX_H

#include "nm-linux.h"

/* Figure out where the longjmp will land.  We expect that we have just entered
   longjmp and haven't yet setup the stack frame, so the args are still in the
   argument regs.  A0_REGNUM points at 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 */

#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)
extern int get_longjmp_target (CORE_ADDR *);

/* ptrace register ``addresses'' are absolute.  */

#define U_REGS_OFFSET 0

/* FIXME: This is probably true, or should be, on all GNU/Linux ports.
   IA64?  Sparc64?  */
#define PTRACE_ARG3_TYPE long

/* ptrace transfers longs, the ptrace man page is lying.  */

#define PTRACE_XFER_TYPE long

/* The alpha does not step over a breakpoint, the manpage is lying again.  */

#define CANNOT_STEP_BREAKPOINT

/* GNU/Linux has shared libraries.  */

#define GDB_TARGET_HAS_SHARED_LIBS

/* Given a pointer to either a gregset_t or fpregset_t, return a
   pointer to the first register.  */
#define ALPHA_REGSET_BASE(regsetp)  ((long *) (regsetp))

#endif /* NM_LINUX_H */
Commit	Line	Data
92362027 AC	1	/* Native definitions for alpha running GNU/Linux.
	2
	3	Copyright 1993, 1994, 1996, 1998, 2000, 2001, 2002 Free Software
	4	Foundation, Inc.
c906108c	5
c5aa993b	6	This file is part of GDB.
c906108c	7
c5aa993b JM	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.
c906108c	12
c5aa993b JM	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.
c906108c	17
c5aa993b JM	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. */
c906108c	22
ed9a39eb JM	23	#ifndef NM_LINUX_H
	24	#define NM_LINUX_H
	25
c2d11a7d JM	26	#include "nm-linux.h"
c2d11a7d JM	27
c906108c SS	28	/* Figure out where the longjmp will land. We expect that we have just entered
	29	longjmp and haven't yet setup the stack frame, so the args are still in the
	30	argument regs. A0_REGNUM points at the jmp_buf structure from which we
	31	extract the pc (JB_PC) that we will land at. The pc is copied into ADDR.
	32	This routine returns true on success */
	33
	34	#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)
a14ed312	35	extern int get_longjmp_target (CORE_ADDR *);
c906108c	36
c906108c SS	37	/* ptrace register ``addresses'' are absolute. */
	38
	39	#define U_REGS_OFFSET 0
	40
92362027	41	/* FIXME: This is probably true, or should be, on all GNU/Linux ports.
c2d11a7d	42	IA64? Sparc64? */
c906108c SS	43	#define PTRACE_ARG3_TYPE long
	44
	45	/* ptrace transfers longs, the ptrace man page is lying. */
	46
	47	#define PTRACE_XFER_TYPE long
	48
	49	/* The alpha does not step over a breakpoint, the manpage is lying again. */
	50
	51	#define CANNOT_STEP_BREAKPOINT
	52
92362027	53	/* GNU/Linux has shared libraries. */
c906108c SS	54
	55	#define GDB_TARGET_HAS_SHARED_LIBS
	56
c906108c SS	57	/* Given a pointer to either a gregset_t or fpregset_t, return a
	58	pointer to the first register. */
	59	#define ALPHA_REGSET_BASE(regsetp) ((long *) (regsetp))
c2d11a7d	60
ed9a39eb	61	#endif /* NM_LINUX_H */