projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
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) |