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Merge pull request #39 from NumScale/simd_fix_x86_predef_redefinition_and_fix_doc

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Fix SIMD x86 predef redefinition (on AMD cpus) and fix doc
This commit is contained in:
Rene Rivera
2015-12-08 10:25:38 -06:00
parent bbddc9fbbf c4bebf10ef
commit 377f96bc14
4 changed files with 23 additions and 11 deletions
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16
include/boost/predef/hardware/simd.h
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@ -77,12 +77,24 @@ http://www.boost.org/LICENSE_1_0.txt)
# error "Multiple SIMD architectures detected, this cannot happen!"
#endif
#if defined(BOOST_HW_SIMD_X86_AVAILABLE)
#if defined(BOOST_HW_SIMD_X86_AVAILABLE) && defined(BOOST_HW_SIMD_X86_AMD_AVAILABLE)
// If both standard _X86 and _X86_AMD are available,
// then take the biggest version of the two!
# if BOOST_HW_SIMD_X86 >= BOOST_HW_SIMD_X86_AMD
# define BOOST_HW_SIMD BOOST_HW_SIMD_X86
# else
# define BOOST_HW_SIMD BOOST_HW_SIMD_X86_AMD
# endif
#endif
#if defined(BOOST_HW_SIMD_X86_AMD_AVAILABLE)
#if !defined(BOOST_HW_SIMD)
// At this point, only one of these two is defined
# if defined(BOOST_HW_SIMD_X86_AVAILABLE)
# define BOOST_HW_SIMD BOOST_HW_SIMD_X86
# endif
# if defined(BOOST_HW_SIMD_X86_AMD_AVAILABLE)
# define BOOST_HW_SIMD BOOST_HW_SIMD_X86_AMD
# endif
#endif
#if defined(BOOST_HW_SIMD_ARM_AVAILABLE)

2
include/boost/predef/hardware/simd/x86.h
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@ -67,7 +67,7 @@ http://www.boost.org/LICENSE_1_0.txt)
[[`__FMA__`] [BOOST_HW_SIMD_X86_FMA3_VERSION]]
[[`__AVX2__`] [BOOST_HW_SIMD_x86_AVX2_VERSION]]
[[`__AVX2__`] [BOOST_HW_SIMD_X86_AVX2_VERSION]]
]
*/

8
include/boost/predef/hardware/simd/x86_amd.h
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@ -33,13 +33,13 @@ http://www.boost.org/LICENSE_1_0.txt)
[table
[[__predef_symbol__] [__predef_version__]]
[[`__SSE4A__`] [BOOST_HW_SIMD_x86_SSE4A_VERSION]]
[[`__SSE4A__`] [BOOST_HW_SIMD_X86_SSE4A_VERSION]]
[[`__FMA4__`] [BOOST_HW_SIMD_x86_FMA4_VERSION]]
[[`__FMA4__`] [BOOST_HW_SIMD_X86_FMA4_VERSION]]
[[`__XOP__`] [BOOST_HW_SIMD_x86_XOP_VERSION]]
[[`__XOP__`] [BOOST_HW_SIMD_X86_XOP_VERSION]]
[[`BOOST_HW_SIMD_X86`] [BOOST_HW_SIMD_x86]]
[[`BOOST_HW_SIMD_X86`] [BOOST_HW_SIMD_X86]]
]
[note This predef includes every other x86 SIMD extensions and also has other

4
include/boost/predef/hardware/simd/x86_amd/versions.h
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@ -30,9 +30,9 @@ http://www.boost.org/LICENSE_1_0.txt)
#define BOOST_HW_SIMD_X86_AMD_SSE4A_VERSION BOOST_VERSION_NUMBER(4, 0, 0)
/*`
[heading `BOOST_HW_SIMD_X86_XOP_VERSION`]
[heading `BOOST_HW_SIMD_X86_FMA4_VERSION`]
[@https://en.wikipedia.org/wiki/XOP_instruction_set XOP] x86 extension (AMD specific).
[@https://en.wikipedia.org/wiki/FMA_instruction_set#FMA4_instruction_set FMA4] x86 extension (AMD specific).
Version number is: *5.1.0*.
*/