include/asm-x86_64/dwarf2.h

   1 #ifndef _DWARF2_H
   2 #define _DWARF2_H 1
   3
   4
   5 #ifndef __ASSEMBLY__
   6 #warning "asm/dwarf2.h should be only included in pure assembly files"
   7 #endif
   8
   9 /*
  10    Macros for dwarf2 CFI unwind table entries.
  11    See "as.info" for details on these pseudo ops. Unfortunately
  12    they are only supported in very new binutils, so define them
  13    away for older version.
  14  */
  15
  16 #ifdef CONFIG_AS_CFI
  17
  18 #define CFI_STARTPROC .cfi_startproc
  19 #define CFI_ENDPROC .cfi_endproc
  20 #define CFI_DEF_CFA .cfi_def_cfa
  21 #define CFI_DEF_CFA_REGISTER .cfi_def_cfa_register
  22 #define CFI_DEF_CFA_OFFSET .cfi_def_cfa_offset
  23 #define CFI_ADJUST_CFA_OFFSET .cfi_adjust_cfa_offset
  24 #define CFI_OFFSET .cfi_offset
  25 #define CFI_REL_OFFSET .cfi_rel_offset
  26 #define CFI_REGISTER .cfi_register
  27 #define CFI_RESTORE .cfi_restore
  28 #define CFI_REMEMBER_STATE .cfi_remember_state
  29 #define CFI_RESTORE_STATE .cfi_restore_state
  30 #define CFI_UNDEFINED .cfi_undefined
  31 #ifdef CONFIG_AS_CFI_SIGNAL_FRAME
  32 #define CFI_SIGNAL_FRAME .cfi_signal_frame
  33 #else
  34 #define CFI_SIGNAL_FRAME
  35 #endif
  36
  37 #else
  38
  39 /* use assembler line comment character # to ignore the arguments. */
  40 #define CFI_STARTPROC   #
  41 #define CFI_ENDPROC     #
  42 #define CFI_DEF_CFA     #
  43 #define CFI_DEF_CFA_REGISTER    #
  44 #define CFI_DEF_CFA_OFFSET      #
  45 #define CFI_ADJUST_CFA_OFFSET   #
  46 #define CFI_OFFSET      #
  47 #define CFI_REL_OFFSET  #
  48 #define CFI_REGISTER    #
  49 #define CFI_RESTORE     #
  50 #define CFI_REMEMBER_STATE      #
  51 #define CFI_RESTORE_STATE       #
  52 #define CFI_UNDEFINED   #
  53 #define CFI_SIGNAL_FRAME        #
  54
  55 #endif
  56
  57 #endif