From 66bfe530b4fd5cb9755337ce718df26ee81f1b77 Mon Sep 17 00:00:00 2001 From: Jordan Date: Thu, 17 Mar 2022 09:43:29 -0700 Subject: misc: go get -u ./... ; go mod vendor --- vendor/golang.org/x/sys/cpu/cpu_linux_s390x.go | 40 ++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 vendor/golang.org/x/sys/cpu/cpu_linux_s390x.go (limited to 'vendor/golang.org/x/sys/cpu/cpu_linux_s390x.go') diff --git a/vendor/golang.org/x/sys/cpu/cpu_linux_s390x.go b/vendor/golang.org/x/sys/cpu/cpu_linux_s390x.go new file mode 100644 index 0000000..1517ac6 --- /dev/null +++ b/vendor/golang.org/x/sys/cpu/cpu_linux_s390x.go @@ -0,0 +1,40 @@ +// Copyright 2019 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 ( + // bit mask values from /usr/include/bits/hwcap.h + hwcap_ZARCH = 2 + hwcap_STFLE = 4 + hwcap_MSA = 8 + hwcap_LDISP = 16 + hwcap_EIMM = 32 + hwcap_DFP = 64 + hwcap_ETF3EH = 256 + hwcap_VX = 2048 + hwcap_VXE = 8192 +) + +func initS390Xbase() { + // test HWCAP bit vector + has := func(featureMask uint) bool { + return hwCap&featureMask == featureMask + } + + // mandatory + S390X.HasZARCH = has(hwcap_ZARCH) + + // optional + S390X.HasSTFLE = has(hwcap_STFLE) + S390X.HasLDISP = has(hwcap_LDISP) + S390X.HasEIMM = has(hwcap_EIMM) + S390X.HasETF3EH = has(hwcap_ETF3EH) + S390X.HasDFP = has(hwcap_DFP) + S390X.HasMSA = has(hwcap_MSA) + S390X.HasVX = has(hwcap_VX) + if S390X.HasVX { + S390X.HasVXE = has(hwcap_VXE) + } +} -- cgit v1.2.3-54-g00ecf