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58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/**
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* This file has no copyright assigned and is placed in the Public Domain.
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* This file is part of the w64 mingw-runtime package.
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* No warranty is given; refer to the file DISCLAIMER within this package.
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*/
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#pragma once
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#ifndef _INCLUDED_MM2
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#define _INCLUDED_MM2
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#include <crtdefs.h>
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#include <mmintrin.h>
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typedef union _DECLSPEC_INTRIN_TYPE _CRT_ALIGN(16) __m128
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{
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float m128_f32[4];
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unsigned __int64 m128_u64[2];
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__int8 m128_i8[16];
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__int16 m128_i16[8];
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__int32 m128_i32[4];
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__int64 m128_i64[2];
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unsigned __int8 m128_u8[16];
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unsigned __int16 m128_u16[8];
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unsigned __int32 m128_u32[4];
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} __m128;
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extern __m128 _mm_load_ss(float const*);
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extern int _mm_cvt_ss2si(__m128);
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#ifdef _MSC_VER
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unsigned int _mm_getcsr(void);
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#pragma intrinsic(_mm_getcsr)
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void _mm_setcsr(unsigned int);
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#pragma intrinsic(_mm_setcsr)
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#else
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/*
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* We can't use __builtin_ia32_* functions,
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* are they are only available with the -msse2 compiler switch
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*/
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__INTRIN_INLINE unsigned int _mm_getcsr(void)
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{
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unsigned int retval;
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__asm__ __volatile__("stmxcsr %0" : "=m"(retval));
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return retval;
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}
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__INTRIN_INLINE void _mm_setcsr(unsigned int val)
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{
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__asm__ __volatile__("ldmxcsr %0" : : "m"(val));
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}
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#endif
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/* Alternate names */
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#define _mm_cvtss_si32 _mm_cvt_ss2si
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#endif /* _INCLUDED_MM2 */
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