cpu_zos_s390x.mx raw

   1  // Copyright 2020 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 initS390Xbase() {
   8  	// get the facilities list
   9  	facilities := stfle()
  10  
  11  	// mandatory
  12  	S390X.HasZARCH = facilities.Has(zarch)
  13  	S390X.HasSTFLE = facilities.Has(stflef)
  14  	S390X.HasLDISP = facilities.Has(ldisp)
  15  	S390X.HasEIMM = facilities.Has(eimm)
  16  
  17  	// optional
  18  	S390X.HasETF3EH = facilities.Has(etf3eh)
  19  	S390X.HasDFP = facilities.Has(dfp)
  20  	S390X.HasMSA = facilities.Has(msa)
  21  	S390X.HasVX = facilities.Has(vx)
  22  	if S390X.HasVX {
  23  		S390X.HasVXE = facilities.Has(vxe)
  24  	}
  25  }
  26