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5361 serge 1 
/*
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 * Copyright © 2009 Intel Corporation
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice (including the next
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 * paragraph) shall be included in all copies or substantial portions of the
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 * Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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 * SOFTWARE.
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 *
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 * Author:
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 *    Zou Nan hai
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 *    Yan Li
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 *    Liu Xi bin
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 */
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/* GRF allocation:
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   g1~g30: constant buffer
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           g1~g2:intra IQ matrix
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           g3~g4:non intra IQ matrix
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           g5~g20:IDCT table
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   g31:    thread payload
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   g58~g81:reference data
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   g82:    thread payload backup
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   g83~g106:IDCT data
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   g115:   message descriptor for reading reference data   */
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mov (8) g82.0<1>UD g31.0<8,8,1>UD {align1};
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mov(2) g31.0<1>UD g82.12<2,2,1>UW {align1};
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mov (1) g126.8<1>UD ip {align1};
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mov (1) ip g21.0<1,1,1>UD {align1};
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/*field 0 of Y*/
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asr (2) g31.14<1>W g82.20<2,2,1>W 1W {align1};
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shl (1) g31.16<1>W g31.16<1,1,1>W 1W {align1};
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add (2) g115.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
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and (1) g115.4<1>UD g115.4<1,1,1>UD 0xFFFFFFFEUD {align1};
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and.nz (1) null g82.2<1,1,1>UW 0x2000UW {align1};
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(f0) add (1) g115.4<1>UD g115.4<1,1,1>UD 1UD {align1};
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define(`surface',`7')
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define(`mv1',`g82.20')
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define(`mv2',`g82.22')
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include(`motion_field_y.g4i')
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mov (8) g58.0<1>UD g32.0<8,8,1>UD {align1};
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mov (8) g60.0<1>UD g33.0<8,8,1>UD {align1};
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mov (8) g62.0<1>UD g34.0<8,8,1>UD {align1};
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mov (8) g64.0<1>UD g35.0<8,8,1>UD {align1};
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mov (8) g66.0<1>UD g36.0<8,8,1>UD {align1};
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mov (8) g68.0<1>UD g37.0<8,8,1>UD {align1};
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mov (8) g70.0<1>UD g38.0<8,8,1>UD {align1};
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mov (8) g72.0<1>UD g39.0<8,8,1>UD {align1};
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/*field 1 of Y*/
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asr (2) g31.14<1>W g82.28<2,2,1>W 1W {align1};
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shl (1) g31.16<1>W g31.16<1,1,1>W 1W {align1};
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add (2) g115.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
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and (1) g115.4<1>UD g115.4<1,1,1>UD 0xFFFFFFFEUD {align1};
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and.nz (1) null g82.2<1,1,1>UW 0x8000UW {align1};
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(f0) add (1) g115.4<1>UD g115.4<1,1,1>UD 1UD {align1};
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define(`surface',`7')
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define(`mv1',`g82.28')
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define(`mv2',`g82.30')
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include(`motion_field_y.g4i')
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mov (8) g59.0<1>UD g32.0<8,8,1>UD {align1};
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mov (8) g61.0<1>UD g33.0<8,8,1>UD {align1};
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mov (8) g63.0<1>UD g34.0<8,8,1>UD {align1};
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mov (8) g65.0<1>UD g35.0<8,8,1>UD {align1};
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mov (8) g67.0<1>UD g36.0<8,8,1>UD {align1};
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mov (8) g69.0<1>UD g37.0<8,8,1>UD {align1};
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mov (8) g71.0<1>UD g38.0<8,8,1>UD {align1};
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mov (8) g73.0<1>UD g39.0<8,8,1>UD {align1};
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/*field 0 of UV*/
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shr (2) g31.0<1>UD g31.0<2,2,1>UD 1UD {align1};
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asr (2) g82.20<1>W g82.20<2,2,1>W 1W {align1};
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asr (2) g31.14<1>W g82.20<2,2,1>W 1W {align1};
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shl (1) g31.16<1>W g31.16<1,1,1>W 1W {align1};
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add (2) g115.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
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and.nz (1) null g82.2<1,1,1>UW 0x2000UW {align1};
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(f0) add (1) g115.4<1>UD g115.4<1,1,1>UD 1UD {align1};
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define(`surface_u', `8')
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define(`surface_v', `9')
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define(`mv1',`g82.20')
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define(`mv2',`g82.22')
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include(`motion_field_uv.g4i')
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mov (8) g74.0<1>UW g32.0<8,8,1>UW {align1};
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mov (8) g75.0<1>UW g33.0<8,8,1>UW {align1};
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mov (8) g76.0<1>UW g34.0<8,8,1>UW {align1};
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mov (8) g77.0<1>UW g35.0<8,8,1>UW {align1};
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mov (8) g78.0<1>UW g36.0<8,8,1>UW {align1};
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mov (8) g79.0<1>UW g37.0<8,8,1>UW {align1};
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mov (8) g80.0<1>UW g38.0<8,8,1>UW {align1};
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mov (8) g81.0<1>UW g39.0<8,8,1>UW {align1};
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/*field 1 of UV*/
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asr (2) g82.28<1>W g82.28<2,2,1>W 1W {align1};
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asr (2) g31.14<1>W g82.28<2,2,1>W 1W {align1};
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shl (1) g31.16<1>W g31.16<1,1,1>W 1W {align1};
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add (2) g115.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
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and.nz (1) null g82.2<1,1,1>UW 0x8000UW {align1};
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(f0) add (1) g115.4<1>UD g115.4<1,1,1>UD 1UD {align1};
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define(`mv1',`g82.28')
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define(`mv2',`g82.30')
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include(`motion_field_uv.g4i')
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mov (8) g74.16<1>UW g32.0<8,8,1>UW {align1};
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mov (8) g75.16<1>UW g33.0<8,8,1>UW {align1};
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mov (8) g76.16<1>UW g34.0<8,8,1>UW {align1};
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mov (8) g77.16<1>UW g35.0<8,8,1>UW {align1};
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mov (8) g78.16<1>UW g36.0<8,8,1>UW {align1};
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mov (8) g79.16<1>UW g37.0<8,8,1>UW {align1};
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mov (8) g80.16<1>UW g38.0<8,8,1>UW {align1};
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mov (8) g81.16<1>UW g39.0<8,8,1>UW {align1};
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include(`addidct.g4i')
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send (16) 0 acc0<1>UW g0<8,8,1>UW
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	thread_spawner(0, 0, 0) mlen 1 rlen 0 { align1 EOT};