summaryrefslogtreecommitdiffstats
path: root/kernel/arch/x86/include/asm/frame.h
blob: 793179cf8e21aa89636f869fc3a9e2fe0b4a29e0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
#ifdef __ASSEMBLY__

#include <asm/asm.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,)	%__ASM_REG(bp)
	__ASM_SIZE(mov)		%__ASM_REG(sp), %__ASM_REG(bp)
	.endm
	.macro ENDFRAME
	__ASM_SIZE(pop,)	%__ASM_REG(bp)
	.endm
#else
	.macro FRAME
	.endm
	.macro ENDFRAME
	.endm
#endif

#endif  /*  __ASSEMBLY__  */