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* arm-tdep.h (struct gdbarch_tdep): Add fields for breakpoint

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descriptions.
* arm-tdep.c (arm_default_arm_le_breakpoint)
(arm_default_arm_be_breakpoint, arm_default_thumb_le_breakpoint)
(arm_default_thumb_be_breakpoint): New.  Initialize them from
traditional breakpoint defines.
(arm_breakpoint_from_pc): Use new gdbarch_tdep entries.
(arm_gdbarch_init): Initialize new breakpoint variables.
* arm-linux-tdep.c (arm_linux_arm_le_breakpoint): New.
(arm_linux_init_abi): Initialize linux-specific breakpoint.
* armnbsd-tdep.c (arm_nbsd_arm_le_breakpoint): New.
(arm_netbsd_aout_init_abi, arm_netbsd_elf_init_abi): Split common
code out to ...
(arm_netbsd_init_abi_common): ... here; new function.
* config/arm/tm-arm.h (ARM_LE_BREAKPOINT, ARM_BE_BREAKPOINT)
(THUMB_LE_BREAKPOINT, THUMB_BE_BREAKPOINT): Delete.
* config/arm/tm-linux.h (ARM_LE_BREAKPOINT): Delete.
* config/arm/tm-nbsd.h (ARM_LE_BREAKPOINT): Delete.
This commit is contained in:
Richard Earnshaw
2002-02-15 16:12:24 +00:00
parent 97e03143bb
commit 66e810cd09
8 changed files with 165 additions and 77 deletions
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59
gdb/armnbsd-tdep.c Normal file
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@@ -0,0 +1,59 @@
/* Target-specific functions for ARM running under NetBSD.
Copyright 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. */
#include "defs.h"
#include "arm-tdep.h"
/* For compatibility with previous implemenations of GDB on arm/NetBSD,
override the default little-endian breakpoint. */
static const char arm_nbsd_arm_le_breakpoint[] = {0x11, 0x00, 0x00, 0xe6};
static void
arm_netbsd_init_abi_common (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
tdep->lowest_pc = 0x8000;
tdep->arm_breakpoint = arm_nbsd_arm_le_breakpoint;
tdep->arm_breakpoint_size = sizeof (arm_nbsd_arm_le_breakpoint);
}
static void
arm_netbsd_aout_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
arm_netbsd_init_abi_common (info, gdbarch);
}
static void
arm_netbsd_elf_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
arm_netbsd_init_abi_common (info, gdbarch);
}
void
_initialize_arm_netbsd_tdep (void)
{
arm_gdbarch_register_os_abi (ARM_ABI_NETBSD_AOUT, arm_netbsd_aout_init_abi);
arm_gdbarch_register_os_abi (ARM_ABI_NETBSD_ELF, arm_netbsd_elf_init_abi);
}