2019-09-05 18:55:53 +00:00
|
|
|
// Copyright 2018 The Go Authors. All rights reserved.
|
|
|
|
|
// Use of this source code is governed by a BSD-style
|
|
|
|
|
// license that can be found in the LICENSE file.
|
|
|
|
|
|
|
|
|
|
package cpu
|
|
|
|
|
|
|
|
|
|
const cacheLineSize = 32
|
|
|
|
|
|
2019-12-12 01:27:03 +00:00
|
|
|
// HWCAP/HWCAP2 bits.
|
|
|
|
|
// These are specific to Linux.
|
|
|
|
|
const (
|
|
|
|
|
hwcap_SWP = 1 << 0
|
|
|
|
|
hwcap_HALF = 1 << 1
|
|
|
|
|
hwcap_THUMB = 1 << 2
|
|
|
|
|
hwcap_26BIT = 1 << 3
|
|
|
|
|
hwcap_FAST_MULT = 1 << 4
|
|
|
|
|
hwcap_FPA = 1 << 5
|
|
|
|
|
hwcap_VFP = 1 << 6
|
|
|
|
|
hwcap_EDSP = 1 << 7
|
|
|
|
|
hwcap_JAVA = 1 << 8
|
|
|
|
|
hwcap_IWMMXT = 1 << 9
|
|
|
|
|
hwcap_CRUNCH = 1 << 10
|
|
|
|
|
hwcap_THUMBEE = 1 << 11
|
|
|
|
|
hwcap_NEON = 1 << 12
|
|
|
|
|
hwcap_VFPv3 = 1 << 13
|
|
|
|
|
hwcap_VFPv3D16 = 1 << 14
|
|
|
|
|
hwcap_TLS = 1 << 15
|
|
|
|
|
hwcap_VFPv4 = 1 << 16
|
|
|
|
|
hwcap_IDIVA = 1 << 17
|
|
|
|
|
hwcap_IDIVT = 1 << 18
|
|
|
|
|
hwcap_VFPD32 = 1 << 19
|
|
|
|
|
hwcap_LPAE = 1 << 20
|
|
|
|
|
hwcap_EVTSTRM = 1 << 21
|
|
|
|
|
|
|
|
|
|
hwcap2_AES = 1 << 0
|
|
|
|
|
hwcap2_PMULL = 1 << 1
|
|
|
|
|
hwcap2_SHA1 = 1 << 2
|
|
|
|
|
hwcap2_SHA2 = 1 << 3
|
|
|
|
|
hwcap2_CRC32 = 1 << 4
|
|
|
|
|
)
|
