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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
52ffe0ff HK |
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 defination of this function is included directly from | |
8 | * 'arch/x86/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 x86 thread. | |
13 | */ | |
14 | ||
15 | #define REMOTE_UNWIND_LIBUNWIND | |
5dafea09 HK |
16 | |
17 | /* Define arch specific functions & regs for libunwind, should be | |
18 | * defined before including "unwind.h" | |
19 | */ | |
52ffe0ff | 20 | #define LIBUNWIND__ARCH_REG_ID(regnum) libunwind__x86_reg_id(regnum) |
5dafea09 HK |
21 | #define LIBUNWIND__ARCH_REG_IP PERF_REG_X86_IP |
22 | #define LIBUNWIND__ARCH_REG_SP PERF_REG_X86_SP | |
52ffe0ff HK |
23 | |
24 | #include "unwind.h" | |
25 | #include "debug.h" | |
26 | #include "libunwind-x86.h" | |
27 | #include <../../../../arch/x86/include/uapi/asm/perf_regs.h> | |
28 | ||
29 | /* HAVE_ARCH_X86_64_SUPPORT is used in'arch/x86/util/unwind-libunwind.c' | |
30 | * for x86_32, we undef it to compile code for x86_32 only. | |
31 | */ | |
32 | #undef HAVE_ARCH_X86_64_SUPPORT | |
33 | #include "../../arch/x86/util/unwind-libunwind.c" | |
34 | ||
35 | /* Explicitly define NO_LIBUNWIND_DEBUG_FRAME, because non-ARM has no | |
36 | * dwarf_find_debug_frame() function. | |
37 | */ | |
38 | #ifndef NO_LIBUNWIND_DEBUG_FRAME | |
39 | #define NO_LIBUNWIND_DEBUG_FRAME | |
40 | #endif | |
41 | #include "util/unwind-libunwind-local.c" | |
42 | ||
43 | struct unwind_libunwind_ops * | |
44 | x86_32_unwind_libunwind_ops = &_unwind_libunwind_ops; |