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sync.go (489B)

      1 // Copyright 2021 The Libc 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 libc // import "modernc.org/libc"
      6 
      7 import (
      8 	"sync/atomic"
      9 )
     10 
     11 var __sync_synchronize_dummy int32
     12 
     13 // __sync_synchronize();
     14 func X__sync_synchronize(t *TLS) {
     15 	// Attempt to implement a full memory barrier without assembler.
     16 	atomic.StoreInt32(&__sync_synchronize_dummy, atomic.LoadInt32(&__sync_synchronize_dummy)+1)
     17 }