github.com/searKing/golang/go@v1.2.117/runtime/cgosymbolizer/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  /* tag::reference[]
    16  = `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  [options="header"]
    22  |===
    23  | {predef_symbol} | {predef_version}
    24  
    25  | `+__SSE4A__+` | {predef_detection}
    26  
    27  | `+__FMA4__+` | {predef_detection}
    28  
    29  | `+__XOP__+` | {predef_detection}
    30  
    31  | `BOOST_HW_SIMD_X86` | {predef_detection}
    32  |===
    33  
    34  [options="header"]
    35  |===
    36  | {predef_symbol} | {predef_version}
    37  
    38  | `+__SSE4A__+` | BOOST_HW_SIMD_X86_SSE4A_VERSION
    39  
    40  | `+__FMA4__+` | BOOST_HW_SIMD_X86_FMA4_VERSION
    41  
    42  | `+__XOP__+` | BOOST_HW_SIMD_X86_XOP_VERSION
    43  
    44  | `BOOST_HW_SIMD_X86` | BOOST_HW_SIMD_X86
    45  |===
    46  
    47  NOTE: This predef includes every other x86 SIMD extensions and also has other
    48  more specific extensions (FMA4, XOP, SSE4a). You should use this predef
    49  instead of `BOOST_HW_SIMD_X86` to test if those specific extensions have
    50  been detected.
    51  
    52  */ // end::reference[]
    53  
    54  #define BOOST_HW_SIMD_X86_AMD BOOST_VERSION_NUMBER_NOT_AVAILABLE
    55  
    56  // AMD CPUs also use x86 architecture. We first try to detect if any AMD
    57  // specific extension are detected, if yes, then try to detect more recent x86
    58  // common extensions.
    59  
    60  #undef BOOST_HW_SIMD_X86_AMD
    61  #if !defined(BOOST_HW_SIMD_X86_AMD) && defined(__XOP__)
    62  #   define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86_AMD_XOP_VERSION
    63  #endif
    64  #if !defined(BOOST_HW_SIMD_X86_AMD) && defined(__FMA4__)
    65  #   define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86_AMD_FMA4_VERSION
    66  #endif
    67  #if !defined(BOOST_HW_SIMD_X86_AMD) && defined(__SSE4A__)
    68  #   define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86_AMD_SSE4A_VERSION
    69  #endif
    70  
    71  #if !defined(BOOST_HW_SIMD_X86_AMD)
    72  #   define BOOST_HW_SIMD_X86_AMD BOOST_VERSION_NUMBER_NOT_AVAILABLE
    73  #else
    74      // At this point, we know that we have an AMD CPU, we do need to check for
    75      // other x86 extensions to determine the final version number.
    76  #   include <boost/predef/hardware/simd/x86.h>
    77  #   if BOOST_HW_SIMD_X86 > BOOST_HW_SIMD_X86_AMD
    78  #      undef BOOST_HW_SIMD_X86_AMD
    79  #      define BOOST_HW_SIMD_X86_AMD BOOST_HW_SIMD_X86
    80  #   endif
    81  #   define BOOST_HW_SIMD_X86_AMD_AVAILABLE
    82  #endif
    83  
    84  #define BOOST_HW_SIMD_X86_AMD_NAME "x86 (AMD) SIMD"
    85  
    86  #endif
    87  
    88  #include <boost/predef/detail/test.h>
    89  BOOST_PREDEF_DECLARE_TEST(BOOST_HW_SIMD_X86_AMD, BOOST_HW_SIMD_X86_AMD_NAME)