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author | bnagaev <bnagaev@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
commit | d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d (patch) | |
tree | d5dca6d44593f5e52556a1cc7b1ab0386e096ebe /contrib/libs/hyperscan/src/util/unaligned.h | |
parent | 1861d4c1402bb2c67a3e6b43b51706081b74508a (diff) | |
download | ydb-d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d.tar.gz |
Restoring authorship annotation for <bnagaev@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/hyperscan/src/util/unaligned.h')
-rw-r--r-- | contrib/libs/hyperscan/src/util/unaligned.h | 196 |
1 files changed, 98 insertions, 98 deletions
diff --git a/contrib/libs/hyperscan/src/util/unaligned.h b/contrib/libs/hyperscan/src/util/unaligned.h index 299e5677c3..dd7f3b5abb 100644 --- a/contrib/libs/hyperscan/src/util/unaligned.h +++ b/contrib/libs/hyperscan/src/util/unaligned.h @@ -1,98 +1,98 @@ -/* - * Copyright (c) 2015, Intel Corporation - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Intel Corporation nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/** \file - * \brief Helper functions for unaligned loads and stores. - */ - -#ifndef UNALIGNED_H -#define UNALIGNED_H - -#include "ue2common.h" - -#if !defined(_WIN32) -#define PACKED__MAY_ALIAS __attribute__((packed, may_alias)) -#else -#define PACKED__MAY_ALIAS -#pragma pack(push, 1) // pack everything until told otherwise -#endif - -/// Perform an unaligned 16-bit load -static really_inline -u16 unaligned_load_u16(const void *ptr) { - struct unaligned { u16 u; } PACKED__MAY_ALIAS; - const struct unaligned *uptr = (const struct unaligned *)ptr; - return uptr->u; -} - -/// Perform an unaligned 32-bit load -static really_inline -u32 unaligned_load_u32(const void *ptr) { - struct unaligned { u32 u; } PACKED__MAY_ALIAS; - const struct unaligned *uptr = (const struct unaligned *)ptr; - return uptr->u; -} - -/// Perform an unaligned 64-bit load -static really_inline -u64a unaligned_load_u64a(const void *ptr) { - struct unaligned { u64a u; } PACKED__MAY_ALIAS; - const struct unaligned *uptr = (const struct unaligned *)ptr; - return uptr->u; -} - -/// Perform an unaligned 16-bit store -static really_inline -void unaligned_store_u16(void *ptr, u16 val) { - struct unaligned { u16 u; } PACKED__MAY_ALIAS; - struct unaligned *uptr = (struct unaligned *)ptr; - uptr->u = val; -} - -/// Perform an unaligned 32-bit store -static really_inline -void unaligned_store_u32(void *ptr, u32 val) { - struct unaligned { u32 u; } PACKED__MAY_ALIAS; - struct unaligned *uptr = (struct unaligned *)ptr; - uptr->u = val; -} - -/// Perform an unaligned 64-bit store -static really_inline -void unaligned_store_u64a(void *ptr, u64a val) { - struct unaligned { u64a u; } PACKED__MAY_ALIAS; - struct unaligned *uptr = (struct unaligned *)ptr; - uptr->u = val; -} -#if defined(_WIN32) -#pragma pack(pop) -#endif // win32 - -#undef PACKED__MAY_ALIAS - -#endif // UNALIGNED_H +/* + * Copyright (c) 2015, Intel Corporation + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/** \file + * \brief Helper functions for unaligned loads and stores. + */ + +#ifndef UNALIGNED_H +#define UNALIGNED_H + +#include "ue2common.h" + +#if !defined(_WIN32) +#define PACKED__MAY_ALIAS __attribute__((packed, may_alias)) +#else +#define PACKED__MAY_ALIAS +#pragma pack(push, 1) // pack everything until told otherwise +#endif + +/// Perform an unaligned 16-bit load +static really_inline +u16 unaligned_load_u16(const void *ptr) { + struct unaligned { u16 u; } PACKED__MAY_ALIAS; + const struct unaligned *uptr = (const struct unaligned *)ptr; + return uptr->u; +} + +/// Perform an unaligned 32-bit load +static really_inline +u32 unaligned_load_u32(const void *ptr) { + struct unaligned { u32 u; } PACKED__MAY_ALIAS; + const struct unaligned *uptr = (const struct unaligned *)ptr; + return uptr->u; +} + +/// Perform an unaligned 64-bit load +static really_inline +u64a unaligned_load_u64a(const void *ptr) { + struct unaligned { u64a u; } PACKED__MAY_ALIAS; + const struct unaligned *uptr = (const struct unaligned *)ptr; + return uptr->u; +} + +/// Perform an unaligned 16-bit store +static really_inline +void unaligned_store_u16(void *ptr, u16 val) { + struct unaligned { u16 u; } PACKED__MAY_ALIAS; + struct unaligned *uptr = (struct unaligned *)ptr; + uptr->u = val; +} + +/// Perform an unaligned 32-bit store +static really_inline +void unaligned_store_u32(void *ptr, u32 val) { + struct unaligned { u32 u; } PACKED__MAY_ALIAS; + struct unaligned *uptr = (struct unaligned *)ptr; + uptr->u = val; +} + +/// Perform an unaligned 64-bit store +static really_inline +void unaligned_store_u64a(void *ptr, u64a val) { + struct unaligned { u64a u; } PACKED__MAY_ALIAS; + struct unaligned *uptr = (struct unaligned *)ptr; + uptr->u = val; +} +#if defined(_WIN32) +#pragma pack(pop) +#endif // win32 + +#undef PACKED__MAY_ALIAS + +#endif // UNALIGNED_H |