xref: /kernel/linux/linux-6.6/tools/include/asm-generic/unaligned.h
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  • only in /kernel/linux/linux-6.6/tools/include/asm-generic/
162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci * Copied from the kernel sources to tools/perf/:
462306a36Sopenharmony_ci */
562306a36Sopenharmony_ci
662306a36Sopenharmony_ci#ifndef __TOOLS_LINUX_ASM_GENERIC_UNALIGNED_H
762306a36Sopenharmony_ci#define __TOOLS_LINUX_ASM_GENERIC_UNALIGNED_H
862306a36Sopenharmony_ci
962306a36Sopenharmony_ci#define __get_unaligned_t(type, ptr) ({						\
1062306a36Sopenharmony_ci	const struct { type x; } __packed *__pptr = (typeof(__pptr))(ptr);	\
1162306a36Sopenharmony_ci	__pptr->x;								\
1262306a36Sopenharmony_ci})
1362306a36Sopenharmony_ci
1462306a36Sopenharmony_ci#define __put_unaligned_t(type, val, ptr) do {					\
1562306a36Sopenharmony_ci	struct { type x; } __packed *__pptr = (typeof(__pptr))(ptr);		\
1662306a36Sopenharmony_ci	__pptr->x = (val);							\
1762306a36Sopenharmony_ci} while (0)
1862306a36Sopenharmony_ci
1962306a36Sopenharmony_ci#define get_unaligned(ptr)	__get_unaligned_t(typeof(*(ptr)), (ptr))
2062306a36Sopenharmony_ci#define put_unaligned(val, ptr) __put_unaligned_t(typeof(*(ptr)), (val), (ptr))
2162306a36Sopenharmony_ci
2262306a36Sopenharmony_ci#endif /* __TOOLS_LINUX_ASM_GENERIC_UNALIGNED_H */
2362306a36Sopenharmony_ci
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Indexes created Thu Nov 07 10:32:03 CST 2024