libgo: update x/sys/cpu after gccgo support added
Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/234597
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@ -1,4 +1,4 @@
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bc27341f245a5cc54ac7530d037a609db72b677c
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ea58b8491064fbed18a220571a3043c38dccf7c7
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The first line of this file holds the git revision number of the last
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The first line of this file holds the git revision number of the last
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merge done from the gofrontend repository.
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merge done from the gofrontend repository.
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@ -2,7 +2,7 @@
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// Use of this source code is governed by a BSD-style
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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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// license that can be found in the LICENSE file.
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// +build aix,ppc64
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// +build aix
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package cpu
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package cpu
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@ -0,0 +1,27 @@
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// Copyright 2020 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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// Recreate a getsystemcfg syscall handler instead of
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// using the one provided by x/sys/unix to avoid having
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// the dependency between them. (See golang.org/issue/32102)
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// Morover, this file will be used during the building of
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// gccgo's libgo and thus must not use a CGo method.
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// +build aix
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// +build gccgo
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package cpu
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import (
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"syscall"
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)
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//extern getsystemcfg
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func gccgoGetsystemcfg(label uint32) (r uint64)
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func callgetsystemcfg(label int) (r1 uintptr, e1 syscall.Errno) {
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r1 = uintptr(gccgoGetsystemcfg(uint32(label)))
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e1 = syscall.GetErrno()
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return
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}
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