Add an AArch64 simulator to GDB.

sim	* configure.tgt: Add aarch64 entry.
	* configure: Regenerate.
	* sim/aarch64/configure.ac: New configure template.
	* sim/aarch64/aclocal.m4: Generate.
	* sim/aarch64/config.in: Generate.
	* sim/aarch64/configure: Generate.
	* sim/aarch64/cpustate.c: New file - functions for accessing
	AArch64 registers.
	* sim/aarch64/cpustate.h: New header.
	* sim/aarch64/decode.h: New header.
	* sim/aarch64/interp.c: New file - interface between GDB and
	simulator.
	* sim/aarch64/Makefile.in: New makefile template.
	* sim/aarch64/memory.c: New file - functions for simulating
	aarch64 memory accesses.
	* sim/aarch64/memory.h: New header.
	* sim/aarch64/sim-main.h: New header.
	* sim/aarch64/simulator.c: New file - aarch64 simulator
	functions.
	* sim/aarch64/simulator.h: New header.

include/gdb * sim-aarch64.h: New file.

sim/test * configure: Regenerate.
	* sim/aarch64: New directory.

1 files changed, 64 insertions, 0 deletions

diff --git a/sim/aarch64/memory.h b/sim/aarch64/memory.h
new file mode 100644
index 0000000..bbd3c6f
--- /dev/null
+++ b/sim/aarch64/memory.h
@@ -0,0 +1,64 @@
+/* memory.h -- Prototypes for AArch64 memory accessor functions.
+
+   Copyright (C) 2015 Free Software Foundation, Inc.
+
+   Contributed by Red Hat.
+
+   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/>.  */
+
+#ifndef _MEMORY_H
+#define _MEMORY_H
+
+#include <sys/types.h>
+#include "bfd.h"
+#include "simulator.h"
+
+extern float        aarch64_get_mem_float (sim_cpu *, uint64_t);
+extern double       aarch64_get_mem_double (sim_cpu *, uint64_t);
+extern void         aarch64_get_mem_long_double (sim_cpu *, uint64_t, FRegister *);
+
+extern uint64_t     aarch64_get_mem_u64 (sim_cpu *, uint64_t);
+extern int64_t      aarch64_get_mem_s64 (sim_cpu *, uint64_t);
+extern uint32_t     aarch64_get_mem_u32 (sim_cpu *, uint64_t);
+extern int32_t      aarch64_get_mem_s32 (sim_cpu *, uint64_t);
+extern uint32_t     aarch64_get_mem_u16 (sim_cpu *, uint64_t);
+extern int32_t      aarch64_get_mem_s16 (sim_cpu *, uint64_t);
+extern uint32_t     aarch64_get_mem_u8  (sim_cpu *, uint64_t);
+extern int32_t      aarch64_get_mem_s8  (sim_cpu *, uint64_t);
+extern void         aarch64_get_mem_blk (sim_cpu *, uint64_t, char *, unsigned);
+extern const char * aarch64_get_mem_ptr (sim_cpu *, uint64_t);
+
+extern void         aarch64_set_mem_float (sim_cpu *, uint64_t, float);
+extern void         aarch64_set_mem_double (sim_cpu *, uint64_t, double);
+extern void         aarch64_set_mem_long_double (sim_cpu *, uint64_t, FRegister);
+
+extern void         aarch64_set_mem_u64 (sim_cpu *, uint64_t, uint64_t);
+extern void         aarch64_set_mem_s64 (sim_cpu *, uint64_t, int64_t);
+extern void         aarch64_set_mem_u32 (sim_cpu *, uint64_t, uint32_t);
+extern void         aarch64_set_mem_s32 (sim_cpu *, uint64_t, int32_t);
+extern void         aarch64_set_mem_u16 (sim_cpu *, uint64_t, uint16_t);
+extern void         aarch64_set_mem_s16 (sim_cpu *, uint64_t, int16_t);
+extern void         aarch64_set_mem_u8  (sim_cpu *, uint64_t, uint8_t);
+extern void         aarch64_set_mem_s8  (sim_cpu *, uint64_t, int8_t);
+
+#define STACK_TOP   0x07FFFF00
+
+extern uint64_t     aarch64_get_heap_start (sim_cpu *);
+extern uint64_t     aarch64_get_stack_start (sim_cpu *);
+
+extern void         mem_add_blk (sim_cpu *, uint64_t, char *, uint64_t, bfd_boolean);
+
+#endif /* _MEMORY_H */