整理

include/boost/predef/hardware/simd/arm.h

@@ -0,0 +1,61 @@
+/*
+Copyright Charly Chevalier 2015
+Copyright Joel Falcou 2015
+Distributed under the Boost Software License, Version 1.0.
+(See accompanying file LICENSE_1_0.txt or copy at
+http://www.boost.org/LICENSE_1_0.txt)
+*/
+
+#ifndef BOOST_PREDEF_HARDWARE_SIMD_ARM_H
+#define BOOST_PREDEF_HARDWARE_SIMD_ARM_H
+
+#include <boost/predef/version_number.h>
+#include <boost/predef/hardware/simd/arm/versions.h>
+
+/* tag::reference[]
+= `BOOST_HW_SIMD_ARM`
+
+The SIMD extension for ARM (*if detected*).
+Version number depends on the most recent detected extension.
+
+[options="header"]
+|===
+| {predef_symbol} | {predef_version}
+
+| `+__ARM_NEON__+` | {predef_detection}
+| `+__aarch64__+` | {predef_detection}
+| `+_M_ARM+` | {predef_detection}
+| `+_M_ARM64+` | {predef_detection}
+|===
+
+[options="header"]
+|===
+| {predef_symbol} | {predef_version}
+
+| `+__ARM_NEON__+` | BOOST_HW_SIMD_ARM_NEON_VERSION
+| `+__aarch64__+` | BOOST_HW_SIMD_ARM_NEON_VERSION
+| `+_M_ARM+` | BOOST_HW_SIMD_ARM_NEON_VERSION
+| `+_M_ARM64+` | BOOST_HW_SIMD_ARM_NEON_VERSION
+|===
+
+*/ // end::reference[]
+
+#define BOOST_HW_SIMD_ARM BOOST_VERSION_NUMBER_NOT_AVAILABLE
+
+#undef BOOST_HW_SIMD_ARM
+#if !defined(BOOST_HW_SIMD_ARM) && (defined(__ARM_NEON__) || defined(__aarch64__) || defined (_M_ARM) || defined (_M_ARM64))
+#   define BOOST_HW_SIMD_ARM BOOST_HW_SIMD_ARM_NEON_VERSION
+#endif
+
+#if !defined(BOOST_HW_SIMD_ARM)
+#   define BOOST_HW_SIMD_ARM BOOST_VERSION_NUMBER_NOT_AVAILABLE
+#else
+#   define BOOST_HW_SIMD_ARM_AVAILABLE
+#endif
+
+#define BOOST_HW_SIMD_ARM_NAME "ARM SIMD"
+
+#endif
+
+#include <boost/predef/detail/test.h>
+BOOST_PREDEF_DECLARE_TEST(BOOST_HW_SIMD_ARM, BOOST_HW_SIMD_ARM_NAME)