From 06eaf7232e9a920468c0f8d74dcf2fe8b555501c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 13 Apr 2024 14:24:36 +0200 Subject: Adding upstream version 1:10.11.6. Signed-off-by: Daniel Baumann --- libmariadb/external/zlib/crc32_simd.h | 69 +++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 libmariadb/external/zlib/crc32_simd.h (limited to 'libmariadb/external/zlib/crc32_simd.h') diff --git a/libmariadb/external/zlib/crc32_simd.h b/libmariadb/external/zlib/crc32_simd.h new file mode 100644 index 00000000..c8b35015 --- /dev/null +++ b/libmariadb/external/zlib/crc32_simd.h @@ -0,0 +1,69 @@ +//https://cs.chromium.org/chromium/src/third_party/zlib/crc32_simd.c +/* crc32_simd.h + * + * Copyright 2017 The Chromium Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the Chromium source repository LICENSE file. + */ +#ifndef CRC32_SIMD_H +#define CRC32_SIMD_H + + +#include + +//#include "zconf.h" +//#include "zutil.h" +#include "deflate.h" + +//#ifndef local +// #define local static +//#endif + +//#ifndef z_crc_t +// #ifdef Z_U4 +// typedef Z_U4 z_crc_t; +// #else +// typedef unsigned long z_crc_t; +// #endif +//#endif +#ifdef HAS_PCLMUL + #define CRC32_SIMD_SSE42_PCLMUL +#endif + +#ifndef z_size_t + #define z_size_t size_t +#endif +#ifndef zalign + #ifdef _MSC_VER + #define zalign(x) __declspec(align(x)) + #else + #define zalign(x) __attribute__((aligned((x)))) + #endif +#endif + + + +/* + * crc32_sse42_simd_(): compute the crc32 of the buffer, where the buffer + * length must be at least 64, and a multiple of 16. + */ +uint32_t ZLIB_INTERNAL crc32_sse42_simd_( + const unsigned char *buf, + z_size_t len, + uint32_t crc); + +/* + * crc32_sse42_simd_ buffer size constraints: see the use in zlib/crc32.c + * for computing the crc32 of an arbitrary length buffer. + */ +#define Z_CRC32_SSE42_MINIMUM_LENGTH 64 +#define Z_CRC32_SSE42_CHUNKSIZE_MASK 15 + +/* + * CRC32 checksums using ARMv8-a crypto instructions. + */ +uint32_t ZLIB_INTERNAL armv8_crc32_little(unsigned long crc, + const unsigned char* buf, + z_size_t len); + +#endif /* CRC32_SIMD_H */ \ No newline at end of file -- cgit v1.2.3