zeus/include/Global.hpp

53 lines
1.7 KiB
C++

#ifndef ZEUS_GLOBAL_HPP
#define ZEUS_GLOBAL_HPP
#if _M_IX86_FP >= 1 || _M_X64
# define __SSE__ 1
#endif
#if __SSE__
# include <immintrin.h>
# ifdef _MSC_VER
# define ZE_ALIGN(x) __declspec(align(x))
# else
# include <mm_malloc.h>
# define ZE_ALIGN(x) alignas(16)
# endif
# define ZE_SHUFFLE(x,y,z,w) ((w)<<6 | (z)<<4 | (y)<<2 | (x))
# define zeAlloc(sz, align) _mm_malloc(sz, align)
# define zeFree(ptr) _mm_free(ptr)
#else
# define ZE_ALIGN(x)
#endif
#if __SSE__
# define ZE_DECLARE_ALIGNED_ALLOCATOR() \
inline void* operator new(size_t sizeInBytes) { return zeAlloc(sizeInBytes,16); } \
inline void operator delete(void* ptr) { zeFree(ptr); } \
inline void* operator new(size_t, void* ptr) { return ptr; } \
inline void operator delete(void*, void*) { } \
inline void* operator new[](size_t sizeInBytes) { return zeAlloc(sizeInBytes,16); } \
inline void operator delete[](void* ptr) { zeFree(ptr); } \
inline void* operator new[](size_t, void* ptr) { return ptr; } \
inline void operator delete[](void*, void*) { } \
void __unused__()
#else
# define ZE_DECLARE_ALIGNED_ALLOCATOR() void __unused__()
#endif
#if __SSE__
# define ZE_SHUFFLE(x,y,z,w) ((w)<<6 | (z)<<4 | (y)<<2 | (x))
# define ze_pshufd_ps( _a, _mask ) _mm_shuffle_ps((_a), (_a), (_mask) )
# define ze_splat3_ps( _a, _i ) ze_pshufd_ps((_a), ZE_SHUFFLE(_i,_i,_i, 3) )
# define ze_splat_ps( _a, _i ) ze_pshufd_ps((_a), ZE_SHUFFLE(_i,_i,_i,_i) )
# if _WIN32
# define zeCastiTo128f(a) (_mm_castsi128_ps(a))
# else
# define zeCastiTo128f(a) ((__m128) (a))
# endif
#endif
#endif //ZEUS_GLOBAL_HPP