/*
Simple DirectMedia Layer
- Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
+ Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
void _ReadWriteBarrier(void);
#pragma intrinsic(_ReadWriteBarrier)
#define SDL_CompilerBarrier() _ReadWriteBarrier()
-#elif defined(__GNUC__)
+#elif (defined(__GNUC__) && !defined(__EMSCRIPTEN__)) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x5120))
+/* This is correct for all CPUs when using GCC or Solaris Studio 12.1+. */
#define SDL_CompilerBarrier() __asm__ __volatile__ ("" : : : "memory")
#else
#define SDL_CompilerBarrier() \
#define SDL_MemoryBarrierAcquire() __asm__ __volatile__ ("" : : : "memory")
#endif /* __GNUC__ && __arm__ */
#else
+#if (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x5120))
+/* This is correct for all CPUs on Solaris when using Solaris Studio 12.1+. */
+#include <mbarrier.h>
+#define SDL_MemoryBarrierRelease() __machine_rel_barrier()
+#define SDL_MemoryBarrierAcquire() __machine_acq_barrier()
+#else
/* This is correct for the x86 and x64 CPUs, and we'll expand this over time. */
#define SDL_MemoryBarrierRelease() SDL_CompilerBarrier()
#define SDL_MemoryBarrierAcquire() SDL_CompilerBarrier()
#endif
+#endif
/**
* \brief A type representing an atomic integer value. It is a struct