mirror of https://github.com/AxioDL/zeus.git
52 lines
1.7 KiB
C++
52 lines
1.7 KiB
C++
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#ifndef ZEUS_GLOBAL_HPP
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#define ZEUS_GLOBAL_HPP
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#if _M_IX86_FP >= 1 || _M_X64
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# define __SSE__ 1
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#endif
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#if __SSE__
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# include <immintrin.h>
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# ifdef _MSC_VER
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# define ZE_ALIGN(x) __declspec(align(x))
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# else
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# include <mm_malloc.h>
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# define ZE_ALIGN(x) __attribute__((aligned(x)))
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# endif
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# define ZE_SHUFFLE(x,y,z,w) ((w)<<6 | (z)<<4 | (y)<<2 | (x))
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# define zeAlloc(sz, align) _mm_malloc(sz, align)
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# define zeFree(ptr) _mm_free(ptr)
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#else
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# define ZE_ALIGN(x)
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#endif
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#if __SSE__
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# define ZE_DECLARE_ALIGNED_ALLOCATOR() \
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inline void* operator new(size_t sizeInBytes) { return zeAlloc(sizeInBytes,16); } \
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inline void operator delete(void* ptr) { zeFree(ptr); } \
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inline void* operator new(size_t, void* ptr) { return ptr; } \
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inline void operator delete(void*, void*) { } \
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inline void* operator new[](size_t sizeInBytes) { return zeAlloc(sizeInBytes,16); } \
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inline void operator delete[](void* ptr) { zeFree(ptr); } \
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inline void* operator new[](size_t, void* ptr) { return ptr; } \
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inline void operator delete[](void*, void*) { }
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#else
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# define ZE_DECLARE_ALIGNED_ALLOCATOR()
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#endif
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#if __SSE__
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# define ZE_SHUFFLE(x,y,z,w) ((w)<<6 | (z)<<4 | (y)<<2 | (x))
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# define ze_pshufd_ps( _a, _mask ) _mm_shuffle_ps((_a), (_a), (_mask) )
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# define ze_splat3_ps( _a, _i ) ze_pshufd_ps((_a), ZE_SHUFFLE(_i,_i,_i, 3) )
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# define ze_splat_ps( _a, _i ) ze_pshufd_ps((_a), ZE_SHUFFLE(_i,_i,_i,_i) )
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# if _WIN32
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# define zeCastiTo128f(a) (_mm_castsi128_ps(a))
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# else
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# define zeCastiTo128f(a) ((__m128) (a))
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# endif
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#endif
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#endif //ZEUS_GLOBAL_HPP
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