projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| bc3703f2 HB |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _ASM_S390_DWARF_H | |
| 3 | #define _ASM_S390_DWARF_H | |
| 4 | ||
| 5 | #ifdef __ASSEMBLY__ | |
| 6 | ||
| 7bceec4e HB |
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 | |
| b961ec10 | 12 | #define CFI_REL_OFFSET .cfi_rel_offset |
| 7bceec4e HB |
13 | |
| 14 | #ifdef CONFIG_AS_CFI_VAL_OFFSET | |
| 15 | #define CFI_VAL_OFFSET .cfi_val_offset | |
| 16 | #else | |
| 17 | #define CFI_VAL_OFFSET # | |
| 18 | #endif | |
| 19 | ||
| bc3703f2 HB |
20 | #ifndef BUILD_VDSO |
| 21 | /* | |
| 22 | * Emit CFI data in .debug_frame sections and not in .eh_frame | |
| 23 | * sections. The .eh_frame CFI is used for runtime unwind | |
| 24 | * information that is not being used. Hence, vmlinux.lds.S | |
| 25 | * can discard the .eh_frame sections. | |
| 26 | */ | |
| 27 | .cfi_sections .debug_frame | |
| 28 | #else | |
| 29 | /* | |
| 30 | * For vDSO, emit CFI data in both, .eh_frame and .debug_frame | |
| 31 | * sections. | |
| 32 | */ | |
| 33 | .cfi_sections .eh_frame, .debug_frame | |
| 34 | #endif | |
| 35 | ||
| 36 | #endif /* __ASSEMBLY__ */ | |
| 37 | ||
| 38 | #endif /* _ASM_S390_DWARF_H */ |