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 */