root / volk / include / volk / volk_common.h @ d825bb2b
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| 1 | #ifndef INCLUDED_LIBVOLK_COMMON_H
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|---|---|
| 2 | #define INCLUDED_LIBVOLK_COMMON_H
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| 3 | |
| 4 | ////////////////////////////////////////////////////////////////////////
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| 5 | // Cross-platform attribute macros
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| 6 | ////////////////////////////////////////////////////////////////////////
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| 7 | #if defined __GNUC__
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| 8 | # define __VOLK_ATTR_ALIGNED(x) __attribute__((aligned(x)))
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| 9 | # define __VOLK_ATTR_UNUSED __attribute__((unused))
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| 10 | # define __VOLK_ATTR_INLINE __attribute__((always_inline))
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| 11 | # define __VOLK_ATTR_DEPRECATED __attribute__((deprecated))
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| 12 | # if __GNUC__ >= 4 |
| 13 | # define __VOLK_ATTR_EXPORT __attribute__((visibility("default"))) |
| 14 | # define __VOLK_ATTR_IMPORT __attribute__((visibility("default"))) |
| 15 | # else
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| 16 | # define __VOLK_ATTR_EXPORT
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| 17 | # define __VOLK_ATTR_IMPORT
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| 18 | # endif
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| 19 | #elif _MSC_VER
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| 20 | # define __VOLK_ATTR_ALIGNED(x) __declspec(align(x))
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| 21 | # define __VOLK_ATTR_UNUSED
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| 22 | # define __VOLK_ATTR_INLINE __forceinline
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| 23 | # define __VOLK_ATTR_DEPRECATED __declspec(deprecated)
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| 24 | # define __VOLK_ATTR_EXPORT __declspec(dllexport)
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| 25 | # define __VOLK_ATTR_IMPORT __declspec(dllimport)
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| 26 | #else
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| 27 | # define __VOLK_ATTR_ALIGNED(x)
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| 28 | # define __VOLK_ATTR_UNUSED
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| 29 | # define __VOLK_ATTR_INLINE
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| 30 | # define __VOLK_ATTR_DEPRECATED
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| 31 | # define __VOLK_ATTR_EXPORT
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| 32 | # define __VOLK_ATTR_IMPORT
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| 33 | #endif
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| 34 | |
| 35 | ////////////////////////////////////////////////////////////////////////
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| 36 | // Ignore annoying warnings in MSVC
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| 37 | ////////////////////////////////////////////////////////////////////////
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| 38 | #if defined(_MSC_VER)
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| 39 | # pragma warning(disable: 4244) //'conversion' conversion from 'type1' to 'type2', possible loss of data |
| 40 | # pragma warning(disable: 4305) //'identifier' : truncation from 'type1' to 'type2' |
| 41 | #endif
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| 42 | |
| 43 | ////////////////////////////////////////////////////////////////////////
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| 44 | // C-linkage declaration macros
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| 45 | // FIXME: due to the usage of complex.h, require gcc for c-linkage
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| 46 | ////////////////////////////////////////////////////////////////////////
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| 47 | #if defined(__cplusplus) && (__GNUC__)
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| 48 | # define __VOLK_DECL_BEGIN extern "C" { |
| 49 | # define __VOLK_DECL_END }
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| 50 | #else
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| 51 | # define __VOLK_DECL_BEGIN
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| 52 | # define __VOLK_DECL_END
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| 53 | #endif
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| 54 | |
| 55 | ////////////////////////////////////////////////////////////////////////
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| 56 | // Define VOLK_API for library symbols
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| 57 | // http://gcc.gnu.org/wiki/Visibility
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| 58 | ////////////////////////////////////////////////////////////////////////
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| 59 | #ifdef volk_EXPORTS
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| 60 | # define VOLK_API __VOLK_ATTR_EXPORT
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| 61 | #else
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| 62 | # define VOLK_API __VOLK_ATTR_IMPORT
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| 63 | #endif
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| 64 | |
| 65 | ////////////////////////////////////////////////////////////////////////
|
| 66 | // The bit128 union used by some
|
| 67 | ////////////////////////////////////////////////////////////////////////
|
| 68 | #include <inttypes.h> |
| 69 | |
| 70 | #ifdef LV_HAVE_SSE
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| 71 | #include <xmmintrin.h> |
| 72 | #endif
|
| 73 | |
| 74 | #ifdef LV_HAVE_SSE2
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| 75 | #include <emmintrin.h> |
| 76 | #endif
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| 77 | |
| 78 | union bit128{
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| 79 | uint16_t i16[8];
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| 80 | uint32_t i[4];
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| 81 | float f[4]; |
| 82 | double d[2]; |
| 83 | |
| 84 | #ifdef LV_HAVE_SSE
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| 85 | __m128 float_vec; |
| 86 | #endif
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| 87 | |
| 88 | #ifdef LV_HAVE_SSE2
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| 89 | __m128i int_vec; |
| 90 | __m128d double_vec; |
| 91 | #endif
|
| 92 | }; |
| 93 | |
| 94 | #define bit128_p(x) ((union bit128 *)(x)) |
| 95 | |
| 96 | #endif /*INCLUDED_LIBVOLK_COMMON_H*/ |