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Viewing changes to libfreerdp/primitives/prim_shift_opt.c

  • Committer: Package Import Robot
  • Author(s): Iain Lane
  • Date: 2014-11-11 12:20:50 UTC
  • mfrom: (1.1.9) (9.1.17 sid)
  • Revision ID: package-import@ubuntu.com-20141111122050-wyr8hrnwco9fcmum
Tags: 1.1.0~git20140921.1.440916e+dfsg1-2ubuntu1
* Merge with Debian unstable, remaining changes
  - Disable ffmpeg support
* Disable gstreamer support, this relies on gstreamer 0.10 and we don't want
  to add any more deps on that.

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libfreerdp/primitives/prim_shift_opt.c
 
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/* FreeRDP: A Remote Desktop Protocol Client
 
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 * Shift operations.
 
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 * vi:ts=4 sw=4:
 
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 *
 
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 * (c) Copyright 2012 Hewlett-Packard Development Company, L.P.
 
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 * Licensed under the Apache License, Version 2.0 (the "License"); you may
 
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 * not use this file except in compliance with the License. You may obtain
 
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 * a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.
 
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 * Unless required by applicable law or agreed to in writing, software
 
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 * distributed under the License is distributed on an "AS IS" BASIS,
 
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 
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 * or implied. See the License for the specific language governing
 
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 * permissions and limitations under the License.
 
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 */
 
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#ifdef HAVE_CONFIG_H
 
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#include "config.h"
 
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#endif
 
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#include <freerdp/types.h>
 
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#include <freerdp/primitives.h>
 
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#include <winpr/sysinfo.h>
 
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#ifdef WITH_SSE2
 
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#include <emmintrin.h>
 
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#include <pmmintrin.h>
 
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#endif /* WITH_SSE2 */
 
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#ifdef WITH_IPP
 
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#include <ipps.h>
 
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#endif /* WITH_IPP */
 
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#include "prim_internal.h"
 
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#include "prim_templates.h"
 
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#include "prim_shift.h"
 
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#ifdef WITH_SSE2
 
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# if !defined(WITH_IPP) || defined(ALL_PRIMITIVES_VERSIONS)
 
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/* ------------------------------------------------------------------------- */
 
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SSE3_SCD_ROUTINE(sse2_lShiftC_16s, INT16, general_lShiftC_16s,
 
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        _mm_slli_epi16, *dptr++ = *sptr++ << val)
 
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/* ------------------------------------------------------------------------- */
 
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SSE3_SCD_ROUTINE(sse2_rShiftC_16s, INT16, general_rShiftC_16s,
 
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        _mm_srai_epi16, *dptr++ = *sptr++ >> val)
 
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/* ------------------------------------------------------------------------- */
 
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SSE3_SCD_ROUTINE(sse2_lShiftC_16u, UINT16, general_lShiftC_16u,
 
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        _mm_slli_epi16, *dptr++ = *sptr++ << val)
 
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/* ------------------------------------------------------------------------- */
 
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SSE3_SCD_ROUTINE(sse2_rShiftC_16u, UINT16, general_rShiftC_16u,
 
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        _mm_srli_epi16, *dptr++ = *sptr++ >> val)
 
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# endif /* !defined(WITH_IPP) || defined(ALL_PRIMITIVES_VERSIONS) */
 
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#endif
 
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/* Note: the IPP version will have to call ippLShiftC_16s or ippRShiftC_16s
 
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 * depending on the sign of val.  To avoid using the deprecated inplace
 
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 * routines, a wrapper can use the src for the dest.
 
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 */
 
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/* ------------------------------------------------------------------------- */
 
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void primitives_init_shift_opt(primitives_t *prims)
 
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{
 
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#if defined(WITH_IPP)
 
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        prims->lShiftC_16s = (__lShiftC_16s_t) ippsLShiftC_16s;
 
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        prims->rShiftC_16s = (__rShiftC_16s_t) ippsRShiftC_16s;
 
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        prims->lShiftC_16u = (__lShiftC_16u_t) ippsLShiftC_16u;
 
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        prims->rShiftC_16u = (__rShiftC_16u_t) ippsRShiftC_16u;
 
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#elif defined(WITH_SSE2)
 
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        if (IsProcessorFeaturePresent(PF_SSE2_INSTRUCTIONS_AVAILABLE)
 
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                        && IsProcessorFeaturePresent(PF_SSE3_INSTRUCTIONS_AVAILABLE))
 
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        {
 
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                prims->lShiftC_16s = sse2_lShiftC_16s;
 
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                prims->rShiftC_16s = sse2_rShiftC_16s;
 
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                prims->lShiftC_16u = sse2_lShiftC_16u;
 
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                prims->rShiftC_16u = sse2_rShiftC_16u;
 
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        }
 
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#endif
 
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}
 
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