GNU Radio's BLOCKSTREAM Package
avx_mathfun.h
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/*
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AVX implementation of sin, cos, sincos, exp and log
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Based on "sse_mathfun.h", by Julien Pommier
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http://gruntthepeon.free.fr/ssemath/
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Copyright (C) 2012 Giovanni Garberoglio
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Interdisciplinary Laboratory for Computational Science (LISC)
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Fondazione Bruno Kessler and University of Trento
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via Sommarive, 18
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I-38123 Trento (Italy)
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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(this is the zlib license)
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*/
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#ifdef __AVX__
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#ifndef AVX_MATHFUN_H_
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#define AVX_MATHFUN_H_
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#include <immintrin.h>
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typedef
__m256 v8sf;
// vector of 8 float (avx)
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// prototypes
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inline
v8sf log256_ps(v8sf x);
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inline
v8sf exp256_ps(v8sf x);
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inline
v8sf sin256_ps(v8sf x);
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inline
v8sf cos256_ps(v8sf x);
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inline
void
sincos256_ps(v8sf x, v8sf *s, v8sf *c);
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#include "avx_mathfun.hxx"
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#endif
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#endif
include
mipp
math
avx_mathfun.h
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