| Adrian Bunk | 7e02cb9 | 2007-10-17 18:04:38 +0200 | [diff] [blame] | 1 | #ifdef __ASSEMBLY__ |
| 2 | |
| Andi Kleen | ecaf45e | 2006-09-26 10:52:29 +0200 | [diff] [blame] | 3 | #include <asm/dwarf2.h> |
| 4 | |
| 5 | /* The annotation hides the frame from the unwinder and makes it look |
| 6 | like a ordinary ebp save/restore. This avoids some special cases for |
| 7 | frame pointer later */ |
| 8 | #ifdef CONFIG_FRAME_POINTER |
| 9 | .macro FRAME |
| 10 | pushl %ebp |
| 11 | CFI_ADJUST_CFA_OFFSET 4 |
| 12 | CFI_REL_OFFSET ebp,0 |
| 13 | movl %esp,%ebp |
| 14 | .endm |
| 15 | .macro ENDFRAME |
| 16 | popl %ebp |
| 17 | CFI_ADJUST_CFA_OFFSET -4 |
| 18 | CFI_RESTORE ebp |
| 19 | .endm |
| 20 | #else |
| 21 | .macro FRAME |
| 22 | .endm |
| 23 | .macro ENDFRAME |
| 24 | .endm |
| 25 | #endif |
| Adrian Bunk | 7e02cb9 | 2007-10-17 18:04:38 +0200 | [diff] [blame] | 26 | |
| 27 | #endif /* __ASSEMBLY__ */ |