From f40bfc9267b13b54e6379dfe7539447662879d24 Mon Sep 17 00:00:00 2001 From: Sean Bartell Date: Sat, 25 Jun 2011 21:32:25 -0400 Subject: Add codecs to librbcodec. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97 Reviewed-on: http://gerrit.rockbox.org/137 Reviewed-by: Nils Wallménius Tested-by: Nils Wallménius --- .../codecs/demac/libdemac/vector_math_generic.h | 160 +++++++++++++++++++++ 1 file changed, 160 insertions(+) create mode 100644 lib/rbcodec/codecs/demac/libdemac/vector_math_generic.h (limited to 'lib/rbcodec/codecs/demac/libdemac/vector_math_generic.h') diff --git a/lib/rbcodec/codecs/demac/libdemac/vector_math_generic.h b/lib/rbcodec/codecs/demac/libdemac/vector_math_generic.h new file mode 100644 index 0000000000..00bf07a007 --- /dev/null +++ b/lib/rbcodec/codecs/demac/libdemac/vector_math_generic.h @@ -0,0 +1,160 @@ +/* + +libdemac - A Monkey's Audio decoder + +$Id$ + +Copyright (C) Dave Chapman 2007 + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA + +*/ + +#include "demac_config.h" + +static inline void vector_add(filter_int* v1, filter_int* v2) +{ +#if ORDER > 32 + int order = (ORDER >> 5); + while (order--) +#endif + { + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; +#if ORDER > 16 + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; + *v1++ += *v2++; +#endif + } +} + +static inline void vector_sub(filter_int* v1, filter_int* v2) +{ +#if ORDER > 32 + int order = (ORDER >> 5); + while (order--) +#endif + { + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; +#if ORDER > 16 + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; + *v1++ -= *v2++; +#endif + } +} + +static inline int32_t scalarproduct(filter_int* v1, filter_int* v2) +{ + int res = 0; + +#if ORDER > 32 + int order = (ORDER >> 5); + while (order--) +#endif + { + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; +#if ORDER > 16 + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; + res += *v1++ * *v2++; +#endif + } + return res; +} -- cgit v1.2.3