-/* Copyright (C) 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2015 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
+ 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,
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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "server.h"
#include "win32-low.h"
-/* Fetch register(s) from gdbserver regcache data. */
+#ifndef CONTEXT_FLOATING_POINT
+#define CONTEXT_FLOATING_POINT 0
+#endif
+
+/* Defined in auto-generated file reg-arm.c. */
+void init_registers_arm (void);
+extern const struct target_desc *tdesc_arm;
+
static void
-do_fetch_inferior_registers (win32_thread_info *th, int r)
+arm_get_thread_context (win32_thread_info *th)
{
- char *context_offset = regptr (&th->context, r);
- supply_register (r, context_offset);
+ th->context.ContextFlags = \
+ CONTEXT_FULL | \
+ CONTEXT_FLOATING_POINT;
+
+ GetThreadContext (th->h, &th->context);
}
#define context_offset(x) ((int)&(((CONTEXT *)NULL)->x))
};
#undef context_offset
-static const unsigned char arm_wince_le_breakpoint[] =
- { 0x10, 0x00, 0x00, 0xe6 };
+/* Return a pointer into a CONTEXT field indexed by gdb register number.
+ Return a pointer to an dummy register holding zero if there is no
+ corresponding CONTEXT field for the given register number. */
+static char *
+regptr (CONTEXT* c, int r)
+{
+ if (mappings[r] < 0)
+ {
+ static ULONG zero;
+ /* Always force value to zero, in case the user tried to write
+ to this register before. */
+ zero = 0;
+ return (char *) &zero;
+ }
+ else
+ return (char *) c + mappings[r];
+}
+
+/* Fetch register from gdbserver regcache data. */
+static void
+arm_fetch_inferior_register (struct regcache *regcache,
+ win32_thread_info *th, int r)
+{
+ char *context_offset = regptr (&th->context, r);
+ supply_register (regcache, r, context_offset);
+}
+
+/* Store a new register value into the thread context of TH. */
+static void
+arm_store_inferior_register (struct regcache *regcache,
+ win32_thread_info *th, int r)
+{
+ collect_register (regcache, r, regptr (&th->context, r));
+}
+
+static void
+arm_arch_setup (void)
+{
+ init_registers_arm ();
+ win32_tdesc = tdesc_arm;
+}
+
+/* Correct in either endianness. We do not support Thumb yet. */
+static const unsigned long arm_wince_breakpoint = 0xe6000010;
+#define arm_wince_breakpoint_len 4
struct win32_target_ops the_low_target = {
- mappings,
+ arm_arch_setup,
sizeof (mappings) / sizeof (mappings[0]),
NULL, /* initial_stuff */
- NULL, /* store_debug_registers */
- NULL, /* load_debug_registers */
- do_fetch_inferior_registers,
+ arm_get_thread_context,
+ NULL, /* prepare_to_resume */
+ NULL, /* thread_added */
+ arm_fetch_inferior_register,
+ arm_store_inferior_register,
NULL, /* single_step */
- arm_wince_le_breakpoint,
- sizeof (arm_wince_le_breakpoint) / sizeof (arm_wince_le_breakpoint[0]),
- "arm" /* arch_string */
+ (const unsigned char *) &arm_wince_breakpoint,
+ arm_wince_breakpoint_len,
+ /* Watchpoint related functions. See target.h for comments. */
+ NULL, /* supports_z_point_type */
+ NULL, /* insert_point */
+ NULL, /* remove_point */
+ NULL, /* stopped_by_watchpoint */
+ NULL /* stopped_data_address */
};