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Add doc + _AVAILABLE for simd.h

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Charly Chevalier
2015-07-09 16:13:10 +02:00
parent f0a0af764c
commit 298f2fe663
1 changed files with 43 additions and 0 deletions
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43
include/boost/predef/hardware/simd.h
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@ -9,8 +9,51 @@ http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_PREDEF_HARDWARE_SIMD_H #ifndef BOOST_PREDEF_HARDWARE_SIMD_H
#define BOOST_PREDEF_HARDWARE_SIMD_H #define BOOST_PREDEF_HARDWARE_SIMD_H
/*`
[heading `BOOST_HW_SIMD`]
The SIMD extension detected for a specific architectures.
Version number depends on the detected extension.
[table
[[__predef_symbol__] [__predef_version__]]
[[`BOOST_HW_SIMD_ARM_AVAILABLE`] [__predef_detection__]]
[[`BOOST_HW_SIMD_PPC_AVAILABLE`] [__predef_detection__]]
[[`BOOST_HW_SIMD_X86_AVAILABLE`] [__predef_detection__]]
]
*/
#include <boost/predef/hardware/simd/x86.h> #include <boost/predef/hardware/simd/x86.h>
#include <boost/predef/hardware/simd/arm.h> #include <boost/predef/hardware/simd/arm.h>
#include <boost/predef/hardware/simd/ppc.h> #include <boost/predef/hardware/simd/ppc.h>
// We check if SIMD extension of multiples architectures have been detected,
// if yes, then this is an error!
#if \
BOOST_HW_SIMD_ARM && BOOST_HW_SIMD_PPC ||\
BOOST_HW_SIMD_ARM && BOOST_HW_SIMD_X86 ||\
BOOST_HW_SIMD_PPC && BOOST_HW_SIMD_X86
# error "Multiple SIMD architectures detected, this cannot happen!"
#endif
#if defined(BOOST_HW_SIMD_X86_AVAILABLE)
# define BOOST_HW_SIMD BOOST_HW_SIMD_X86
# define BOOST_HW_SIMD_NAME BOOST_HW_SIMD_X86_NAME
#endif
#if defined(BOOST_HW_SIMD_ARM_AVAILABLE)
# define BOOST_HW_SIMD BOOST_HW_SIMD_ARM
# define BOOST_HW_SIMD_NAME BOOST_HW_SIMD_ARM_NAME
#endif
#if defined(BOOST_HW_SIMD_PPC_AVAILABLE)
# define BOOST_HW_SIMD BOOST_HW_SIMD_PPC
# define BOOST_HW_SIMD_NAME BOOST_HW_SIMD_PPC_NAME
#endif
#if defined(BOOST_HW_SIMD)
# define BOOST_HW_SIMD_AVAILABLE
#endif
#endif #endif