| // 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 |
| |
| // 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 |
| ) |
| |
| func initOptions() { |
| options = []option{ |
| {Name: "pmull", Feature: &ARM.HasPMULL}, |
| {Name: "sha1", Feature: &ARM.HasSHA1}, |
| {Name: "sha2", Feature: &ARM.HasSHA2}, |
| {Name: "swp", Feature: &ARM.HasSWP}, |
| {Name: "thumb", Feature: &ARM.HasTHUMB}, |
| {Name: "thumbee", Feature: &ARM.HasTHUMBEE}, |
| {Name: "tls", Feature: &ARM.HasTLS}, |
| {Name: "vfp", Feature: &ARM.HasVFP}, |
| {Name: "vfpd32", Feature: &ARM.HasVFPD32}, |
| {Name: "vfpv3", Feature: &ARM.HasVFPv3}, |
| {Name: "vfpv3d16", Feature: &ARM.HasVFPv3D16}, |
| {Name: "vfpv4", Feature: &ARM.HasVFPv4}, |
| {Name: "half", Feature: &ARM.HasHALF}, |
| {Name: "26bit", Feature: &ARM.Has26BIT}, |
| {Name: "fastmul", Feature: &ARM.HasFASTMUL}, |
| {Name: "fpa", Feature: &ARM.HasFPA}, |
| {Name: "edsp", Feature: &ARM.HasEDSP}, |
| {Name: "java", Feature: &ARM.HasJAVA}, |
| {Name: "iwmmxt", Feature: &ARM.HasIWMMXT}, |
| {Name: "crunch", Feature: &ARM.HasCRUNCH}, |
| {Name: "neon", Feature: &ARM.HasNEON}, |
| {Name: "idivt", Feature: &ARM.HasIDIVT}, |
| {Name: "idiva", Feature: &ARM.HasIDIVA}, |
| {Name: "lpae", Feature: &ARM.HasLPAE}, |
| {Name: "evtstrm", Feature: &ARM.HasEVTSTRM}, |
| {Name: "aes", Feature: &ARM.HasAES}, |
| {Name: "crc32", Feature: &ARM.HasCRC32}, |
| } |
| |
| } |