darling-gdb/gdb/alpha-osf1-tdep.c
Andrew Cagney f561f02630 2004-03-23 Andrew Cagney <cagney@redhat.com>
* gdbarch.sh (PC_IN_SIGTRAMP): Change to a function with
	predicate, deprecate.
	* gdbarch.h, gdbarch.c: Re-generate.
	* alpha-linux-tdep.c (alpha_linux_init_abi): Update.
	* alpha-osf1-tdep.c (alpha_osf1_init_abi): Update.
	* alpha-tdep.c (alpha_sigtramp_frame_sniffer): Update.
	* alphafbsd-tdep.c (alphafbsd_init_abi): Update.
	* alphanbsd-tdep.c (alphanbsd_init_abi): Update.
	* amd64-linux-tdep.c (amd64_linux_init_abi): Update.
	* amd64-tdep.c (amd64_sigtramp_frame_sniffer): Update.
	* amd64nbsd-tdep.c (amd64nbsd_init_abi): Update.
	* amd64obsd-tdep.c (amd64obsd_init_abi): Update.
	* arm-tdep.c (arm_sigtramp_unwind_sniffer): Update.
	* blockframe.c (find_pc_partial_function): Update.
	* breakpoint.c (bpstat_what): Update.
	* frame.c (frame_type_from_pc, legacy_get_prev_frame): Update.
	* frv-linux-tdep.c (frv_linux_init_abi): Update.
	* frv-tdep.c (frv_sigtramp_frame_sniffer): Update.
	* hppa-hpux-tdep.c (hppa_hpux_init_abi): Update.
	* i386-interix-tdep.c (i386_interix_init_abi): Update.
	* i386-linux-tdep.c (i386_linux_init_abi): Update.
	* i386-nto-tdep.c (i386nto_init_abi): Update.
	* i386-sol2-tdep.c (i386_sol2_init_abi): Update.
	* i386-tdep.c (i386_sigtramp_frame_sniffer)
	(i386_svr4_init_abi, i386_go32_init_abi, i386_gdbarch_init): Update.
	* i386bsd-tdep.c (i386bsd_init_abi): Update.
	* i386nbsd-tdep.c (i386nbsd_init_abi): Update.
	* i386obsd-tdep.c (i386obsd_init_abi): Update.
	* ia64-tdep.c (ia64_sigtramp_frame_sniffer): Update.
	* infrun.c (pc_in_sigtramp): Update.
	* m68k-tdep.c (m68k_sigtramp_frame_sniffer): Update.
	* m68klinux-tdep.c (m68k_linux_init_abi): Update.
	* mips-tdep.c (mips_gdbarch_init): Update.
	* mipsnbsd-tdep.c (mipsnbsd_init_abi): Update.
	* ppc-linux-tdep.c: Update comment.
	* ppcnbsd-tdep.c (ppcnbsd_init_abi): Update.
	* shnbsd-tdep.c (shnbsd_init_abi): Update.
	* sparc-linux-tdep.c (sparc32_linux_init_abi): Update.
	* sparc-sol2-tdep.c (sparc32_sol2_init_abi): Update.
	* sparc64-sol2-tdep.c (sparc64_sol2_init_abi): Update.
	* sparc64fbsd-tdep.c (sparc64fbsd_init_abi): Update.
	* sparc64nbsd-tdep.c (sparc64nbsd_init_abi): Update.
	* sparc64obsd-tdep.c (sparc64obsd_init_abi): Update.
	* sparcnbsd-tdep.c (sparc32nbsd_init_abi): Update.
	* sparcobsd-tdep.c (sparc32obsd_init_abi): Update.

Index: doc/ChangeLog
2004-03-23  Andrew Cagney  <cagney@redhat.com>

	* gdbint.texinfo (Target Architecture Definition): Deprecate
	references to PC_IN_SIGTRAMP.
2004-03-23 14:48:00 +00:00

75 lines
2.2 KiB
C

/* Target-dependent code for OSF/1 on Alpha.
Copyright 2002, 2003 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. */
#include "defs.h"
#include "frame.h"
#include "gdbcore.h"
#include "value.h"
#include "osabi.h"
#include "gdb_string.h"
#include "objfiles.h"
#include "alpha-tdep.h"
static int
alpha_osf1_pc_in_sigtramp (CORE_ADDR pc, char *func_name)
{
return (func_name != NULL && strcmp ("__sigtramp", func_name) == 0);
}
static CORE_ADDR
alpha_osf1_sigcontext_addr (struct frame_info *frame)
{
struct frame_info *next_frame = get_next_frame (frame);
if (next_frame != NULL)
return (read_memory_integer (get_frame_base (next_frame), 8));
else
return (read_memory_integer (get_frame_base (frame), 8));
}
static void
alpha_osf1_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
set_gdbarch_deprecated_pc_in_sigtramp (gdbarch, alpha_osf1_pc_in_sigtramp);
/* The next/step support via procfs on OSF1 is broken when running
on multi-processor machines. We need to use software single stepping
instead. */
set_gdbarch_software_single_step (gdbarch, alpha_software_single_step);
tdep->sigcontext_addr = alpha_osf1_sigcontext_addr;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
}
void
_initialize_alpha_osf1_tdep (void)
{
gdbarch_register_osabi (bfd_arch_alpha, 0, GDB_OSABI_OSF1,
alpha_osf1_init_abi);
}