cpu_linux_arm.mx raw

   1  // Copyright 2019 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  
   5  package cpu
   6  
   7  func doinit() {
   8  	ARM.HasSWP = isSet(hwCap, hwcap_SWP)
   9  	ARM.HasHALF = isSet(hwCap, hwcap_HALF)
  10  	ARM.HasTHUMB = isSet(hwCap, hwcap_THUMB)
  11  	ARM.Has26BIT = isSet(hwCap, hwcap_26BIT)
  12  	ARM.HasFASTMUL = isSet(hwCap, hwcap_FAST_MULT)
  13  	ARM.HasFPA = isSet(hwCap, hwcap_FPA)
  14  	ARM.HasVFP = isSet(hwCap, hwcap_VFP)
  15  	ARM.HasEDSP = isSet(hwCap, hwcap_EDSP)
  16  	ARM.HasJAVA = isSet(hwCap, hwcap_JAVA)
  17  	ARM.HasIWMMXT = isSet(hwCap, hwcap_IWMMXT)
  18  	ARM.HasCRUNCH = isSet(hwCap, hwcap_CRUNCH)
  19  	ARM.HasTHUMBEE = isSet(hwCap, hwcap_THUMBEE)
  20  	ARM.HasNEON = isSet(hwCap, hwcap_NEON)
  21  	ARM.HasVFPv3 = isSet(hwCap, hwcap_VFPv3)
  22  	ARM.HasVFPv3D16 = isSet(hwCap, hwcap_VFPv3D16)
  23  	ARM.HasTLS = isSet(hwCap, hwcap_TLS)
  24  	ARM.HasVFPv4 = isSet(hwCap, hwcap_VFPv4)
  25  	ARM.HasIDIVA = isSet(hwCap, hwcap_IDIVA)
  26  	ARM.HasIDIVT = isSet(hwCap, hwcap_IDIVT)
  27  	ARM.HasVFPD32 = isSet(hwCap, hwcap_VFPD32)
  28  	ARM.HasLPAE = isSet(hwCap, hwcap_LPAE)
  29  	ARM.HasEVTSTRM = isSet(hwCap, hwcap_EVTSTRM)
  30  	ARM.HasAES = isSet(hwCap2, hwcap2_AES)
  31  	ARM.HasPMULL = isSet(hwCap2, hwcap2_PMULL)
  32  	ARM.HasSHA1 = isSet(hwCap2, hwcap2_SHA1)
  33  	ARM.HasSHA2 = isSet(hwCap2, hwcap2_SHA2)
  34  	ARM.HasCRC32 = isSet(hwCap2, hwcap2_CRC32)
  35  }
  36  
  37  func isSet(hwc uint, value uint) bool {
  38  	return hwc&value != 0
  39  }
  40