aom/vpx_ports/emmintrin_compat.h

56 строки
1.6 KiB
C

/*
* Copyright (c) 2012 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VPX_PORTS_EMMINTRIN_COMPAT_H
#define VPX_PORTS_EMMINTRIN_COMPAT_H
#if defined(__GNUC__) && __GNUC__ < 4
/* From emmintrin.h (gcc 4.5.3) */
/* Casts between various SP, DP, INT vector types. Note that these do no
conversion of values, they just change the type. */
extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castpd_ps(__m128d __A)
{
return (__m128) __A;
}
extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castpd_si128(__m128d __A)
{
return (__m128i) __A;
}
extern __inline __m128d __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castps_pd(__m128 __A)
{
return (__m128d) __A;
}
extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castps_si128(__m128 __A)
{
return (__m128i) __A;
}
extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castsi128_ps(__m128i __A)
{
return (__m128) __A;
}
extern __inline __m128d __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castsi128_pd(__m128i __A)
{
return (__m128d) __A;
}
#endif
#endif