1// Copyright 2018 The Go Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style 3// license that can be found in the LICENSE file. 4 5package cpu 6 7const cacheLineSize = 32 8 9// HWCAP/HWCAP2 bits. 10// These are specific to Linux. 11const ( 12 hwcap_SWP = 1 << 0 13 hwcap_HALF = 1 << 1 14 hwcap_THUMB = 1 << 2 15 hwcap_26BIT = 1 << 3 16 hwcap_FAST_MULT = 1 << 4 17 hwcap_FPA = 1 << 5 18 hwcap_VFP = 1 << 6 19 hwcap_EDSP = 1 << 7 20 hwcap_JAVA = 1 << 8 21 hwcap_IWMMXT = 1 << 9 22 hwcap_CRUNCH = 1 << 10 23 hwcap_THUMBEE = 1 << 11 24 hwcap_NEON = 1 << 12 25 hwcap_VFPv3 = 1 << 13 26 hwcap_VFPv3D16 = 1 << 14 27 hwcap_TLS = 1 << 15 28 hwcap_VFPv4 = 1 << 16 29 hwcap_IDIVA = 1 << 17 30 hwcap_IDIVT = 1 << 18 31 hwcap_VFPD32 = 1 << 19 32 hwcap_LPAE = 1 << 20 33 hwcap_EVTSTRM = 1 << 21 34 35 hwcap2_AES = 1 << 0 36 hwcap2_PMULL = 1 << 1 37 hwcap2_SHA1 = 1 << 2 38 hwcap2_SHA2 = 1 << 3 39 hwcap2_CRC32 = 1 << 4 40) 41