| /* |
| * Copyright © 2009 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, sublicense, |
| * 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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. |
| * |
| * Author: |
| * Zou Nan hai <nanhai.zou@intel.com> |
| * Yan Li <li.l.yan@intel.com> |
| * Liu Xi bin<xibin.liu@intel.com> |
| */ |
| /* GRF allocation: |
| g1~g30: constant buffer |
| g1~g2:intra IQ matrix |
| g3~g4:non intra IQ matrix |
| g5~g20:IDCT table |
| g31: thread payload |
| g58~g81:reference data |
| g82: thread payload backup |
| g83~g106:IDCT data |
| g115: message descriptor for reading reference data */ |
| |
| mov (1) g115.8<1>UD 0x7000FUD {align1}; // 8*16/32=4 |
| send (16) 0 g40.0<1>UW g115<16,8,1>UW read(surface_u, 2, 0, 2) mlen 1 rlen 4 {align1};//U |
| send (16) 0 g45.0<1>UW g115<16,8,1>UW read(surface_v, 2, 0, 2) mlen 1 rlen 4 {align1};//V |
| |
| mov (16) g32.0<1>UW g40.0<16,8,1>UB {align1}; |
| mov (16) g33.0<1>UW g41.0<16,8,1>UB {align1}; |
| mov (16) g34.0<1>UW g42.0<16,8,1>UB {align1}; |
| mov (16) g35.0<1>UW g43.0<16,8,1>UB {align1}; |
| mov (16) g36.0<1>UW g45.0<16,8,1>UB {align1}; |
| mov (16) g37.0<1>UW g46.0<16,8,1>UB {align1}; |
| mov (16) g38.0<1>UW g47.0<16,8,1>UB {align1}; |
| mov (16) g39.0<1>UW g48.0<16,8,1>UB {align1}; |