emmintrin_compat.h 1.6 KB

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  1. /*
  2. * Copyright (c) 2012 The WebM project authors. All Rights Reserved.
  3. *
  4. * Use of this source code is governed by a BSD-style license
  5. * that can be found in the LICENSE file in the root of the source
  6. * tree. An additional intellectual property rights grant can be found
  7. * in the file PATENTS. All contributing project authors may
  8. * be found in the AUTHORS file in the root of the source tree.
  9. */
  10. #ifndef VPX_PORTS_EMMINTRIN_COMPAT_H_
  11. #define VPX_PORTS_EMMINTRIN_COMPAT_H_
  12. #if defined(__GNUC__) && __GNUC__ < 4
  13. /* From emmintrin.h (gcc 4.5.3) */
  14. /* Casts between various SP, DP, INT vector types. Note that these do no
  15. conversion of values, they just change the type. */
  16. extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
  17. _mm_castpd_ps(__m128d __A)
  18. {
  19. return (__m128) __A;
  20. }
  21. extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
  22. _mm_castpd_si128(__m128d __A)
  23. {
  24. return (__m128i) __A;
  25. }
  26. extern __inline __m128d __attribute__((__gnu_inline__, __always_inline__, __artificial__))
  27. _mm_castps_pd(__m128 __A)
  28. {
  29. return (__m128d) __A;
  30. }
  31. extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
  32. _mm_castps_si128(__m128 __A)
  33. {
  34. return (__m128i) __A;
  35. }
  36. extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
  37. _mm_castsi128_ps(__m128i __A)
  38. {
  39. return (__m128) __A;
  40. }
  41. extern __inline __m128d __attribute__((__gnu_inline__, __always_inline__, __artificial__))
  42. _mm_castsi128_pd(__m128i __A)
  43. {
  44. return (__m128d) __A;
  45. }
  46. #endif
  47. #endif // VPX_PORTS_EMMINTRIN_COMPAT_H_