[deliverable/linux.git] / arch / x86 / include / asm / frame.h

#ifdef __ASSEMBLY__

#include <asm/asm.h>
#include <asm/dwarf2.h>

/* The annotation hides the frame from the unwinder and makes it look
   like a ordinary ebp save/restore. This avoids some special cases for
   frame pointer later */
#ifdef CONFIG_FRAME_POINTER
	.macro FRAME
	__ASM_SIZE(push,_cfi)	%__ASM_REG(bp)
	CFI_REL_OFFSET		__ASM_REG(bp), 0
	__ASM_SIZE(mov)		%__ASM_REG(sp), %__ASM_REG(bp)
	.endm
	.macro ENDFRAME
	__ASM_SIZE(pop,_cfi)	%__ASM_REG(bp)
	CFI_RESTORE		__ASM_REG(bp)
	.endm
#else
	.macro FRAME
	.endm
	.macro ENDFRAME
	.endm
#endif

#endif  /*  __ASSEMBLY__  */
Commit	Line	Data
7e02cb94 AB	1	#ifdef __ASSEMBLY__
7e02cb94 AB	2
4625cd63	3	#include <asm/asm.h>
ecaf45ee AK	4	#include <asm/dwarf2.h>
	5
	6	/* The annotation hides the frame from the unwinder and makes it look
	7	like a ordinary ebp save/restore. This avoids some special cases for
	8	frame pointer later */
	9	#ifdef CONFIG_FRAME_POINTER
	10	.macro FRAME
4625cd63 JB	11	__ASM_SIZE(push,_cfi) %__ASM_REG(bp)
	12	CFI_REL_OFFSET __ASM_REG(bp), 0
	13	__ASM_SIZE(mov) %__ASM_REG(sp), %__ASM_REG(bp)
ecaf45ee AK	14	.endm
ecaf45ee AK	15	.macro ENDFRAME
4625cd63 JB	16	__ASM_SIZE(pop,_cfi) %__ASM_REG(bp)
4625cd63 JB	17	CFI_RESTORE __ASM_REG(bp)
ecaf45ee AK	18	.endm
	19	#else
	20	.macro FRAME
	21	.endm
	22	.macro ENDFRAME
	23	.endm
	24	#endif
7e02cb94 AB	25
7e02cb94 AB	26	#endif /* __ASSEMBLY__ */