github.com/searKing/golang/go@v1.2.74/os/signal/cgo/include/boost/predef/hardware/simd/x86_amd.h (about)

     1  /*
     2  Copyright Charly Chevalier 2015
     3  Copyright Joel Falcou 2015
     4  Distributed under the Boost Software License, Version 1.0.
     5  (See accompanying file LICENSE_1_0.txt or copy at
     6  http://www.boost.org/LICENSE_1_0.txt)
     7  */
     8  
     9  #ifndef BOOST_PREDEF_HARDWARE_SIMD_X86_AMD_H
    10  #define BOOST_PREDEF_HARDWARE_SIMD_X86_AMD_H
    11  
    12  #include <boost/predef/version_number.h>
    13  #include <boost/predef/hardware/simd/x86_amd/versions.h>
    14  
    15  /*`
    16   [heading `BOOST_HW_SIMD_X86_AMD`]
    17  
    18   The SIMD extension for x86 (AMD) (*if detected*).
    19   Version number depends on the most recent detected extension.
    20  
    21   [table
    22       [[__predef_symbol__] [__predef_version__]]
    23  
    24       [[`__SSE4A__`] [__predef_detection__]]
    25  
    26       [[`__FMA4__`] [__predef_detection__]]
    27  
    28       [[`__XOP__`] [__predef_detection__]]
    29  
    30       [[`BOOST_HW_SIMD_X86`] [__predef_detection__]]
    31       ]
    32  
    33   [table
    34       [[__predef_symbol__] [__predef_version__]]
    35  
    36       [[`__SSE4A__`] [BOOST_HW_SIMD_X86_SSE4A_VERSION]]
    37  
    38       [[`__FMA4__`] [BOOST_HW_SIMD_X86_FMA4_VERSION]]
    39  
    40       [[`__XOP__`] [BOOST_HW_SIMD_X86_XOP_VERSION]]
    41  
    42       [[`BOOST_HW_SIMD_X86`] [BOOST_HW_SIMD_X86]]
    43       ]
    44  
    45   [note This predef includes every other x86 SIMD extensions and also has other
    46   more specific extensions (FMA4, XOP, SSE4a). You should use this predef
    47   instead of `BOOST_HW_SIMD_X86` to test if those specific extensions have
    48   been detected.]
    49  
    50   */
    51  
    52  #define BOOST_HW_SIMD_X86_AMD BOOST_VERSION_NUMBER_NOT_AVAILABLE
    53  
    54  // AMD CPUs also use x86 architecture. We first try to detect if any AMD
    55  // specific extension are detected, if yes, then try to detect more recent x86
    56  // common extensions.
    57  
    58  #undef BOOST_HW_SIMD_X86_AMD
    59  #if !defined(BOOST_HW_SIMD_X86_AMD) && defined(__XOP__)
    60  #   define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86_AMD_XOP_VERSION
    61  #endif
    62  #if !defined(BOOST_HW_SIMD_X86_AMD) && defined(__FMA4__)
    63  #   define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86_AMD_FMA4_VERSION
    64  #endif
    65  #if !defined(BOOST_HW_SIMD_X86_AMD) && defined(__SSE4A__)
    66  #   define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86_AMD_SSE4A_VERSION
    67  #endif
    68  
    69  #if !defined(BOOST_HW_SIMD_X86_AMD)
    70  #   define BOOST_HW_SIMD_X86_AMD BOOST_VERSION_NUMBER_NOT_AVAILABLE
    71  #else
    72      // At this point, we know that we have an AMD CPU, we do need to check for
    73      // other x86 extensions to determine the final version number.
    74  #   include <boost/predef/hardware/simd/x86.h>
    75  #   if BOOST_HW_SIMD_X86 > BOOST_HW_SIMD_X86_AMD
    76  #      undef BOOST_HW_SIMD_X86_AMD
    77  #      define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86
    78  #   endif
    79  #   define BOOST_HW_SIMD_X86_AMD_AVAILABLE
    80  #endif
    81  
    82  #define BOOST_HW_SIMD_X86_AMD_NAME "x86 (AMD) SIMD"
    83  
    84  #endif
    85  
    86  #include <boost/predef/detail/test.h>
    87  BOOST_PREDEF_DECLARE_TEST(BOOST_HW_SIMD_X86_AMD, BOOST_HW_SIMD_X86_AMD_NAME)