| 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 |
| Jan Beulich | 60cf637 | 2011-02-28 15:54:40 +0000 | [diff] [blame] | 10 | pushl_cfi %ebp |
| Andi Kleen | ecaf45e | 2006-09-26 10:52:29 +0200 | [diff] [blame] | 11 | CFI_REL_OFFSET ebp,0 |
| 12 | movl %esp,%ebp |
| 13 | .endm |
| 14 | .macro ENDFRAME |
| Jan Beulich | 60cf637 | 2011-02-28 15:54:40 +0000 | [diff] [blame] | 15 | popl_cfi %ebp |
| Andi Kleen | ecaf45e | 2006-09-26 10:52:29 +0200 | [diff] [blame] | 16 | CFI_RESTORE ebp |
| 17 | .endm |
| 18 | #else |
| 19 | .macro FRAME |
| 20 | .endm |
| 21 | .macro ENDFRAME |
| 22 | .endm |
| 23 | #endif |
| Adrian Bunk | 7e02cb9 | 2007-10-17 18:04:38 +0200 | [diff] [blame] | 24 | |
| 25 | #endif /* __ASSEMBLY__ */ |