| // Copyright 2014 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. | |
| // +build ppc64 ppc64le | |
| #include "textflag.h" | |
| TEXT ·publicationBarrier(SB),NOSPLIT|NOFRAME,$0-0 | |
| // LWSYNC is the "export" barrier recommended by Power ISA | |
| // v2.07 book II, appendix B.2.2.2. | |
| // LWSYNC is a load/load, load/store, and store/store barrier. | |
| WORD $0x7c2004ac // LWSYNC | |
| RET |