mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-29 15:43:59 +08:00
75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
|
/*
|
||
|
|
* Common low level (register) ptrace helpers
|
||
|
|
*
|
||
|
|
* Copyright 2004-2011 Analog Devices Inc.
|
||
|
|
*
|
||
|
|
* Licensed under the GPL-2 or later.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __ASM_GENERIC_PTRACE_H__
|
||
|
|
#define __ASM_GENERIC_PTRACE_H__
|
||
|
|
|
||
|
|
#ifndef __ASSEMBLY__
|
||
|
|
|
||
|
|
/* Helpers for working with the instruction pointer */
|
||
|
|
#ifndef GET_IP
|
||
|
|
#define GET_IP(regs) ((regs)->pc)
|
||
|
|
#endif
|
||
|
|
#ifndef SET_IP
|
||
|
|
#define SET_IP(regs, val) (GET_IP(regs) = (val))
|
||
|
|
#endif
|
||
|
|
|
||
|
|
static inline unsigned long instruction_pointer(struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
return GET_IP(regs);
|
||
|
|
}
|
||
|
|
static inline void instruction_pointer_set(struct pt_regs *regs,
|
||
|
|
unsigned long val)
|
||
|
|
{
|
||
|
|
SET_IP(regs, val);
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifndef profile_pc
|
||
|
|
#define profile_pc(regs) instruction_pointer(regs)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Helpers for working with the user stack pointer */
|
||
|
|
#ifndef GET_USP
|
||
|
|
#define GET_USP(regs) ((regs)->usp)
|
||
|
|
#endif
|
||
|
|
#ifndef SET_USP
|
||
|
|
#define SET_USP(regs, val) (GET_USP(regs) = (val))
|
||
|
|
#endif
|
||
|
|
|
||
|
|
static inline unsigned long user_stack_pointer(struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
return GET_USP(regs);
|
||
|
|
}
|
||
|
|
static inline void user_stack_pointer_set(struct pt_regs *regs,
|
||
|
|
unsigned long val)
|
||
|
|
{
|
||
|
|
SET_USP(regs, val);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Helpers for working with the frame pointer */
|
||
|
|
#ifndef GET_FP
|
||
|
|
#define GET_FP(regs) ((regs)->fp)
|
||
|
|
#endif
|
||
|
|
#ifndef SET_FP
|
||
|
|
#define SET_FP(regs, val) (GET_FP(regs) = (val))
|
||
|
|
#endif
|
||
|
|
|
||
|
|
static inline unsigned long frame_pointer(struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
return GET_FP(regs);
|
||
|
|
}
|
||
|
|
static inline void frame_pointer_set(struct pt_regs *regs,
|
||
|
|
unsigned long val)
|
||
|
|
{
|
||
|
|
SET_FP(regs, val);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* __ASSEMBLY__ */
|
||
|
|
|
||
|
|
#endif
|