0963b4bd45
* ada-lang.c: Comment cleanup, mostly periods and spaces. * ada-lang.h: Ditto. * ada-tasks.c: Ditto. * ada-valprint.c: Ditto. * aix-threads.c: Ditto. * alpha-linux-nat.c: Ditto. * alpha-linux-tdep.c: Ditto. * alpha-mdebug-tdep.c: Ditto. * alpha-nat.c: Ditto. * alpha-osf1-tdep.c: Ditto. * alpha-tdep.c: Ditto. * alphabsd-nat.c: Ditto. * alphabsd-tdep.c: Ditto. * amd64-darwin-tdep.c: Ditto. * amd64-linux-nat.c: Ditto. * amd64-linux-tdep.c: Ditto. * amd64-sol2-tdep.c: Ditto. * amd64-tdep.c: Ditto. * amd64-fbsd-tdep.c: Ditto. * amd64-nbsd-tdep.c: Ditto. * amd64-obsd-tdep.c: Ditto. * amd64-linux-nat.c: Ditto. * amd64-linux-tdep.c: Ditto. * arm-tdep.c: Ditto. * arm-tdep.h: Ditto. * armnbsd-nat.c: Ditto. * avr-tdep.c: Ditto. * bfin-tdep.c: Ditto. * bsd-kvm.c: Ditto. * c-typeprintc: Ditto. * c-valprint.c: Ditto. * coff-pe-read.h: Ditto. * coffreead.c: Ditto. * cris-tdep.c: Ditto. * d-lang.c: Ditto. * darwin-nat-info.c: Ditto. * darwin-nat.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * dcache.c: Ditto. * dcache.h: Ditto. * dec-thread.c: Ditto. * defs.h: Ditto. * demangle.c: Ditto. * dicos-tdep.c: Ditto. * dictionary.c: Ditto. * dictionary.h: Ditto. * dink32-rom.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dsrec.c: Ditto. * dummy-frame.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * environ.c: Ditto. * eval.c: Ditto. * event-top.h: Ditto. * exceptions.c: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-exp.y: Ditto. * f-lang.c: Ditto. * f-lang.h: Ditto. * f-typeprint.c: Ditto. * f-valprint.c: Ditto. * fbsd-nat.c: Ditto. * findvar.c: Ditto. * fork-child.c: Ditto. * frame.c: Ditto. * frame.h: Ditto. * frv-linux-tdep.c: Ditto. * frv-tdep.c: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_string.h: Ditto. * gdb_thread_db.h: Ditto. * gdb_wait.h: Ditto. * gdbarch.sh: Ditto. * gdbcore.h: Ditto. * gdbthread.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * gnu-nat.c: Ditto. * gnu-nat.h: Ditto. * gnu-v2-abi.c: Ditto. * gnu-v3-abi.c: Ditto. * go32-nat.c: Ditto. * gdbarch.c: Regenerate. * gdbarch.h: Regenerate.
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/* Target-dependent code for OSF/1 on Alpha.
|
|
Copyright (C) 2002, 2003, 2007, 2008, 2009, 2010, 2011
|
|
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 3 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, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#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 (struct gdbarch *gdbarch,
|
|
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 *this_frame)
|
|
{
|
|
struct gdbarch *gdbarch = get_frame_arch (this_frame);
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
struct frame_info *next_frame = get_next_frame (this_frame);
|
|
struct frame_id next_id = null_frame_id;
|
|
|
|
if (next_frame != NULL)
|
|
next_id = get_frame_id (next_frame);
|
|
|
|
return (read_memory_integer (next_id.stack_addr, 8, byte_order));
|
|
}
|
|
|
|
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);
|
|
|
|
/* 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->pc_in_sigtramp = alpha_osf1_pc_in_sigtramp;
|
|
|
|
tdep->jb_pc = 2;
|
|
tdep->jb_elt_size = 8;
|
|
}
|
|
|
|
/* Provide a prototype to silence -Wmissing-prototypes. */
|
|
extern initialize_file_ftype _initialize_alpha_osf1_tdep;
|
|
|
|
void
|
|
_initialize_alpha_osf1_tdep (void)
|
|
{
|
|
gdbarch_register_osabi (bfd_arch_alpha, 0, GDB_OSABI_OSF1,
|
|
alpha_osf1_init_abi);
|
|
}
|