LXR linux/arch/s390/include/asm/dwarf.h

   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