1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 2057fbfb2SHe Kuang /* 3057fbfb2SHe Kuang * This file setups defines to compile arch specific binary from the 4057fbfb2SHe Kuang * generic one. 5057fbfb2SHe Kuang * 6057fbfb2SHe Kuang * The function 'LIBUNWIND__ARCH_REG_ID' name is set according to arch 7057fbfb2SHe Kuang * name and the defination of this function is included directly from 8057fbfb2SHe Kuang * 'arch/arm64/util/unwind-libunwind.c', to make sure that this function 9057fbfb2SHe Kuang * is defined no matter what arch the host is. 10057fbfb2SHe Kuang * 11057fbfb2SHe Kuang * Finally, the arch specific unwind methods are exported which will 12057fbfb2SHe Kuang * be assigned to each arm64 thread. 13057fbfb2SHe Kuang */ 14057fbfb2SHe Kuang 15057fbfb2SHe Kuang #define REMOTE_UNWIND_LIBUNWIND 16057fbfb2SHe Kuang 173bd03c95SHe Kuang /* Define arch specific functions & regs for libunwind, should be 183bd03c95SHe Kuang * defined before including "unwind.h" 193bd03c95SHe Kuang */ 20057fbfb2SHe Kuang #define LIBUNWIND__ARCH_REG_ID(regnum) libunwind__arm64_reg_id(regnum) 213bd03c95SHe Kuang #define LIBUNWIND__ARCH_REG_IP PERF_REG_ARM64_PC 223bd03c95SHe Kuang #define LIBUNWIND__ARCH_REG_SP PERF_REG_ARM64_SP 23057fbfb2SHe Kuang 24057fbfb2SHe Kuang #include "unwind.h" 25057fbfb2SHe Kuang #include "debug.h" 26057fbfb2SHe Kuang #include "libunwind-aarch64.h" 27057fbfb2SHe Kuang #include <../../../../arch/arm64/include/uapi/asm/perf_regs.h> 28057fbfb2SHe Kuang #include "../../arch/arm64/util/unwind-libunwind.c" 29057fbfb2SHe Kuang 30057fbfb2SHe Kuang /* NO_LIBUNWIND_DEBUG_FRAME is a feature flag for local libunwind, 31057fbfb2SHe Kuang * assign NO_LIBUNWIND_DEBUG_FRAME_AARCH64 to it for compiling arm64 32057fbfb2SHe Kuang * unwind methods. 33057fbfb2SHe Kuang */ 34057fbfb2SHe Kuang #undef NO_LIBUNWIND_DEBUG_FRAME 35057fbfb2SHe Kuang #ifdef NO_LIBUNWIND_DEBUG_FRAME_AARCH64 36057fbfb2SHe Kuang #define NO_LIBUNWIND_DEBUG_FRAME 37057fbfb2SHe Kuang #endif 38057fbfb2SHe Kuang #include "util/unwind-libunwind-local.c" 39057fbfb2SHe Kuang 40057fbfb2SHe Kuang struct unwind_libunwind_ops * 41057fbfb2SHe Kuang arm64_unwind_libunwind_ops = &_unwind_libunwind_ops; 42