1// SPDX-License-Identifier: GPL-2.0
2/*
3 * This file setups defines to compile arch specific binary from the
4 * generic one.
5 *
6 * The function 'LIBUNWIND__ARCH_REG_ID' name is set according to arch
7 * name and the definition of this function is included directly from
8 * 'arch/arm64/util/unwind-libunwind.c', to make sure that this function
9 * is defined no matter what arch the host is.
10 *
11 * Finally, the arch specific unwind methods are exported which will
12 * be assigned to each arm64 thread.
13 */
14
15#define REMOTE_UNWIND_LIBUNWIND
16
17/* Define arch specific functions & regs for libunwind, should be
18 * defined before including "unwind.h"
19 */
20#define LIBUNWIND__ARCH_REG_ID(regnum) libunwind__arm64_reg_id(regnum)
21
22#include "unwind.h"
23#include "libunwind-aarch64.h"
24#define perf_event_arm_regs perf_event_arm64_regs
25#include <../../../arch/arm64/include/uapi/asm/perf_regs.h>
26#undef perf_event_arm_regs
27#include "../../arch/arm64/util/unwind-libunwind.c"
28
29/* NO_LIBUNWIND_DEBUG_FRAME is a feature flag for local libunwind,
30 * assign NO_LIBUNWIND_DEBUG_FRAME_AARCH64 to it for compiling arm64
31 * unwind methods.
32 */
33#undef NO_LIBUNWIND_DEBUG_FRAME
34#ifdef NO_LIBUNWIND_DEBUG_FRAME_AARCH64
35#define NO_LIBUNWIND_DEBUG_FRAME
36#endif
37#include "util/unwind-libunwind-local.c"
38
39struct unwind_libunwind_ops *
40arm64_unwind_libunwind_ops = &_unwind_libunwind_ops;
41