1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_S390_DWARF_H 3 #define _ASM_S390_DWARF_H 4 5 #ifdef __ASSEMBLY__ 6 7 #define CFI_STARTPROC .cfi_startproc 8 #define CFI_ENDPROC .cfi_endproc 9 #define CFI_DEF_CFA_OFFSET .cfi_def_cfa_offset 10 #define CFI_ADJUST_CFA_OFFSET .cfi_adjust_cfa_offset 11 #define CFI_RESTORE .cfi_restore 12 13 #ifdef CONFIG_AS_CFI_VAL_OFFSET 14 #define CFI_VAL_OFFSET .cfi_val_offset 15 #else 16 #define CFI_VAL_OFFSET # 17 #endif 18 19 #ifndef BUILD_VDSO 20 /* 21 * Emit CFI data in .debug_frame sections and not in .eh_frame 22 * sections. The .eh_frame CFI is used for runtime unwind 23 * information that is not being used. Hence, vmlinux.lds.S 24 * can discard the .eh_frame sections. 25 */ 26 .cfi_sections .debug_frame 27 #else 28 /* 29 * For vDSO, emit CFI data in both, .eh_frame and .debug_frame 30 * sections. 31 */ 32 .cfi_sections .eh_frame, .debug_frame 33 #endif 34 35 #endif /* __ASSEMBLY__ */ 36 37 #endif /* _ASM_S390_DWARF_H */ 38