739351d476
Change log:95336cb92b..191d55580eFull diff:95336cb92b..191d55580eRoll chromium third_party 4e16929f46..3a8f2a9e1e Change log:4e16929f46..3a8f2a9e1eChanged dependencies: * src/tools:c44a3f5eca..f524a53b81DEPS diff:95336cb92b..191d55580e/DEPS No update to Clang. TBR=titovartem@google.com, BUG=None CQ_INCLUDE_TRYBOTS=master.internal.tryserver.corp.webrtc:linux_internal Change-Id: Ic9c4a62b050383646e9fcf5cc07a5653c14ac06e Reviewed-on: https://webrtc-review.googlesource.com/76120 Reviewed-by: Patrik Höglund <phoglund@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Reviewed-by: Artem Titov <titovartem@webrtc.org> Commit-Queue: Artem Titov <titovartem@webrtc.org> Cr-Commit-Position: refs/heads/master@{#23205}
36 lines
988 B
C
36 lines
988 B
C
/* crc32_simd.h
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*
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* Copyright 2017 The Chromium Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the Chromium source repository LICENSE file.
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*/
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#include <stdint.h>
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#include "zconf.h"
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#include "zutil.h"
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/*
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* crc32_sse42_simd_(): compute the crc32 of the buffer, where the buffer
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* length must be at least 64, and a multiple of 16.
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*/
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uint32_t ZLIB_INTERNAL crc32_sse42_simd_(
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const unsigned char *buf,
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z_size_t len,
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uint32_t crc);
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/*
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* crc32_sse42_simd_ buffer size constraints: see the use in zlib/crc32.c
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* for computing the crc32 of an arbitrary length buffer.
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*/
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#define Z_CRC32_SSE42_MINIMUM_LENGTH 64
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#define Z_CRC32_SSE42_CHUNKSIZE_MASK 15
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/*
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* CRC32 checksums using ARMv8-a crypto instructions.
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*/
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uint32_t ZLIB_INTERNAL armv8_crc32_little(unsigned long crc,
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const unsigned char* buf,
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z_size_t len);
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