2019-05-24 10:04:09 +00:00
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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2011-05-26 23:25:39 +00:00
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/*
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* Common low level (register) ptrace helpers
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*
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* Copyright 2004-2011 Analog Devices Inc.
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*/
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#ifndef __ASM_GENERIC_PTRACE_H__
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#define __ASM_GENERIC_PTRACE_H__
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#ifndef __ASSEMBLY__
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/* Helpers for working with the instruction pointer */
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#ifndef GET_IP
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#define GET_IP(regs) ((regs)->pc)
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#endif
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#ifndef SET_IP
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#define SET_IP(regs, val) (GET_IP(regs) = (val))
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#endif
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static inline unsigned long instruction_pointer(struct pt_regs *regs)
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{
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return GET_IP(regs);
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}
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static inline void instruction_pointer_set(struct pt_regs *regs,
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unsigned long val)
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{
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SET_IP(regs, val);
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}
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#ifndef profile_pc
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#define profile_pc(regs) instruction_pointer(regs)
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#endif
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/* Helpers for working with the user stack pointer */
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#ifndef GET_USP
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#define GET_USP(regs) ((regs)->usp)
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#endif
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#ifndef SET_USP
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#define SET_USP(regs, val) (GET_USP(regs) = (val))
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#endif
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static inline unsigned long user_stack_pointer(struct pt_regs *regs)
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{
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return GET_USP(regs);
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}
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static inline void user_stack_pointer_set(struct pt_regs *regs,
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unsigned long val)
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{
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SET_USP(regs, val);
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}
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/* Helpers for working with the frame pointer */
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#ifndef GET_FP
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#define GET_FP(regs) ((regs)->fp)
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#endif
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#ifndef SET_FP
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#define SET_FP(regs, val) (GET_FP(regs) = (val))
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#endif
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static inline unsigned long frame_pointer(struct pt_regs *regs)
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{
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return GET_FP(regs);
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}
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static inline void frame_pointer_set(struct pt_regs *regs,
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unsigned long val)
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{
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SET_FP(regs, val);
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}
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#endif /* __ASSEMBLY__ */
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#endif
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