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22 lines
590 B
Go
22 lines
590 B
Go
// Copyright 2021 The Libc 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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//go:build !(linux && (amd64 || loong64))
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package libc // import "modernc.org/libc"
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import (
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"sync/atomic"
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)
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var __sync_synchronize_dummy int32
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// __sync_synchronize();
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func X__sync_synchronize(t *TLS) {
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if __ccgo_strace {
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trc("t=%v, (%v:)", t, origin(2))
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}
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// Attempt to implement a full memory barrier without assembler.
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atomic.StoreInt32(&__sync_synchronize_dummy, atomic.LoadInt32(&__sync_synchronize_dummy)+1)
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}
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