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d0b11bdaac
The words in auxval are encoded in native byte order. I haven't added a test. This fix will be tested when s390x support is added to the package. Change-Id: I276f833660e6906c319995798faf9054ffc69461 Reviewed-on: https://go-review.googlesource.com/c/162902 Run-TryBot: Michael Munday <mike.munday@ibm.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
31 lines
734 B
Go
31 lines
734 B
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package cpu
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import (
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"encoding/binary"
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"runtime"
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)
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// hostByteOrder returns binary.LittleEndian on little-endian machines and
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// binary.BigEndian on big-endian machines.
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func hostByteOrder() binary.ByteOrder {
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switch runtime.GOARCH {
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case "386", "amd64", "amd64p32",
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"arm", "arm64",
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"mipsle", "mips64le", "mips64p32le",
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"ppc64le",
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"riscv", "riscv64":
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return binary.LittleEndian
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case "armbe", "arm64be",
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"mips", "mips64", "mips64p32",
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"ppc", "ppc64",
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"s390", "s390x",
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"sparc", "sparc64":
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return binary.BigEndian
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}
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panic("unknown architecture")
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}
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