| 0,0 → 1,56 |
|---|
| /* |
| * Copyright © <2010>, Intel Corporation. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * This file was originally licensed under the following license |
| * |
| * 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. |
| * |
| */ |
| // Kernel name: RoundShift_C_4x4.asm |
| // |
| // Do (...+32)>>6 to 4x4 (NV12 8x4) interpolated chrominance data |
| // |
| |
| |
| //#if !defined(__RoundShift_C_4x4__) // Make sure this is only included once |
| //#define __RoundShift_C_4x4__ |
| |
| |
| // TODO: Optimize using instruction compression |
| add (16) acc0<1>:w r[pRESULT,0]<16;16,1>:w 32:w |
| add (16) acc1<1>:w r[pRESULT,nGRFWIB]<16;16,1>:w 32:w |
| asr.sat (16) r[pRESULT,0]<2>:ub acc0<16;16,1>:w 6:w |
| asr.sat (16) r[pRESULT,nGRFWIB]<2>:ub acc1<16;16,1>:w 6:w |
| |
| |
| //#endif // !defined(__RoundShift_C_4x4__) |