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Cycles Refactor: Add SSE Utility code from Embree for cleaner SSE code.

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This makes the code a bit easier to understand, and might come in handy
if we want to reuse more Embree code.

Differential Revision: https://developer.blender.org/D482

Code by Brecht, with fixes by Lockal, Sergey and myself.
This commit is contained in:
Thomas Dinges
2014-06-13 21:13:18 +02:00
parent d0573ce905
commit cd5e1ff74e
21 changed files with 1744 additions and 487 deletions
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42
intern/cycles/util/util_simd.cpp Normal file
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/*
* Copyright 2011-2013 Intel Corporation
* Modifications Copyright 2014, Blender Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
#include "util_simd.h"
CCL_NAMESPACE_BEGIN
const __m128 _mm_lookupmask_ps[16] = {
_mm_castsi128_ps(_mm_set_epi32( 0, 0, 0, 0)),
_mm_castsi128_ps(_mm_set_epi32( 0, 0, 0,-1)),
_mm_castsi128_ps(_mm_set_epi32( 0, 0,-1, 0)),
_mm_castsi128_ps(_mm_set_epi32( 0, 0,-1,-1)),
_mm_castsi128_ps(_mm_set_epi32( 0,-1, 0, 0)),
_mm_castsi128_ps(_mm_set_epi32( 0,-1, 0,-1)),
_mm_castsi128_ps(_mm_set_epi32( 0,-1,-1, 0)),
_mm_castsi128_ps(_mm_set_epi32( 0,-1,-1,-1)),
_mm_castsi128_ps(_mm_set_epi32(-1, 0, 0, 0)),
_mm_castsi128_ps(_mm_set_epi32(-1, 0, 0,-1)),
_mm_castsi128_ps(_mm_set_epi32(-1, 0,-1, 0)),
_mm_castsi128_ps(_mm_set_epi32(-1, 0,-1,-1)),
_mm_castsi128_ps(_mm_set_epi32(-1,-1, 0, 0)),
_mm_castsi128_ps(_mm_set_epi32(-1,-1, 0,-1)),
_mm_castsi128_ps(_mm_set_epi32(-1,-1,-1, 0)),
_mm_castsi128_ps(_mm_set_epi32(-1,-1,-1,-1))
};
CCL_NAMESPACE_END