| #ifndef _DWARF2_H |
| #define _DWARF2_H |
| |
| #ifndef __ASSEMBLY__ |
| #warning "asm/dwarf2.h should be only included in pure assembly files" |
| #endif |
| |
| /* |
| Macros for dwarf2 CFI unwind table entries. |
| See "as.info" for details on these pseudo ops. Unfortunately |
| they are only supported in very new binutils, so define them |
| away for older version. |
| */ |
| |
| #ifdef CONFIG_UNWIND_INFO |
| |
| #define CFI_STARTPROC .cfi_startproc |
| #define CFI_ENDPROC .cfi_endproc |
| #define CFI_DEF_CFA .cfi_def_cfa |
| #define CFI_DEF_CFA_REGISTER .cfi_def_cfa_register |
| #define CFI_DEF_CFA_OFFSET .cfi_def_cfa_offset |
| #define CFI_ADJUST_CFA_OFFSET .cfi_adjust_cfa_offset |
| #define CFI_OFFSET .cfi_offset |
| #define CFI_REL_OFFSET .cfi_rel_offset |
| #define CFI_REGISTER .cfi_register |
| #define CFI_RESTORE .cfi_restore |
| #define CFI_REMEMBER_STATE .cfi_remember_state |
| #define CFI_RESTORE_STATE .cfi_restore_state |
| #define CFI_UNDEFINED .cfi_undefined |
| |
| #ifdef CONFIG_AS_CFI_SIGNAL_FRAME |
| #define CFI_SIGNAL_FRAME .cfi_signal_frame |
| #else |
| #define CFI_SIGNAL_FRAME |
| #endif |
| |
| #else |
| |
| /* Due to the structure of pre-exisiting code, don't use assembler line |
| comment character # to ignore the arguments. Instead, use a dummy macro. */ |
| .macro ignore a=0, b=0, c=0, d=0 |
| .endm |
| |
| #define CFI_STARTPROC ignore |
| #define CFI_ENDPROC ignore |
| #define CFI_DEF_CFA ignore |
| #define CFI_DEF_CFA_REGISTER ignore |
| #define CFI_DEF_CFA_OFFSET ignore |
| #define CFI_ADJUST_CFA_OFFSET ignore |
| #define CFI_OFFSET ignore |
| #define CFI_REL_OFFSET ignore |
| #define CFI_REGISTER ignore |
| #define CFI_RESTORE ignore |
| #define CFI_REMEMBER_STATE ignore |
| #define CFI_RESTORE_STATE ignore |
| #define CFI_UNDEFINED ignore |
| #define CFI_SIGNAL_FRAME ignore |
| |
| #endif |
| |
| #endif |
