xref: /openbmc/qemu/tcg/i386/tcg-target-mo.h (revision 32a97c5d05c5deb54a42315d48cecf86cbeadaf4)
1*12f06532SRichard Henderson /* SPDX-License-Identifier: MIT */
2*12f06532SRichard Henderson /*
3*12f06532SRichard Henderson  * Define target-specific memory model
4*12f06532SRichard Henderson  * Copyright (c) 2008 Fabrice Bellard
5*12f06532SRichard Henderson  */
6*12f06532SRichard Henderson 
7*12f06532SRichard Henderson #ifndef TCG_TARGET_MO_H
8*12f06532SRichard Henderson #define TCG_TARGET_MO_H
9*12f06532SRichard Henderson 
10*12f06532SRichard Henderson /*
11*12f06532SRichard Henderson  * This defines the natural memory order supported by this architecture
12*12f06532SRichard Henderson  * before guarantees made by various barrier instructions.
13*12f06532SRichard Henderson  *
14*12f06532SRichard Henderson  * The x86 has a pretty strong memory ordering which only really
15*12f06532SRichard Henderson  * allows for some stores to be re-ordered after loads.
16*12f06532SRichard Henderson  */
17*12f06532SRichard Henderson #define TCG_TARGET_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD)
18*12f06532SRichard Henderson 
19*12f06532SRichard Henderson #endif
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