191 lines
6.3 KiB
Plaintext
191 lines
6.3 KiB
Plaintext
/*
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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 <nanhai.zou@intel.com>
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* Yan Li <li.l.yan@intel.com>
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* Liu Xi bin<xibin.liu@intel.com>
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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 in UB format
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g3~g4:non intra IQ matrix in UB format
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g5~g20:IDCT table
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g32~g55:DCT data before IQ
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g56~g79:DCT data after IQ
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g83~g106: IDCT data after idct
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g82: thread payload backup
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g125: ip before jump
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*/
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include(`iq_non_intra.g4i')
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define(`ROW_SHIFT', `11UD') //define for idct
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define(`ROW_ADD', `0x400UD')
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define(`COL_SHIFT', `20UD')
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define(`COL_ADD', `0x80000UD')
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mov (1) a0.0<1>UD 0x06F006E0UD {align1};//0x06F006E0UD+0x00200020UD=0x07100700UD (g56.0 and g56.16,the start of DCT data)
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//Y0
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and.nz (1) null g82.8<1,1,1>UW 0x800UW {align1};
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(f0) jmpi do_idct_y0;
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mov (8) g83.0<1>UW 0UW {align1};
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mov (8) g84.0<1>UW 0UW {align1};
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mov (8) g85.0<1>UW 0UW {align1};
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mov (8) g86.0<1>UW 0UW {align1};
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mov (8) g87.0<1>UW 0UW {align1};
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mov (8) g88.0<1>UW 0UW {align1};
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mov (8) g89.0<1>UW 0UW {align1};
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mov (8) g90.0<1>UW 0UW {align1};
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add (1) a0.0<1>UD a0.0<1,1,1>UD 0x00800080UD {align1};
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jmpi block_y1;
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do_idct_y0:
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mov (1) g125.0<1>UD ip {align1};
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jmpi IDCT_START;
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mov (8) g83.0<1>W g32.0<16,8,2>W {align1};
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mov (8) g84.0<1>W g33.0<16,8,2>W {align1};
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mov (8) g85.0<1>W g34.0<16,8,2>W {align1};
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mov (8) g86.0<1>W g35.0<16,8,2>W {align1};
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mov (8) g87.0<1>W g36.0<16,8,2>W {align1};
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mov (8) g88.0<1>W g37.0<16,8,2>W {align1};
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mov (8) g89.0<1>W g38.0<16,8,2>W {align1};
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mov (8) g90.0<1>W g39.0<16,8,2>W {align1};
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//Y1
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block_y1:
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and.nz (1) null g82.8<1,1,1>UW 0x400UW {align1};
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(f0) jmpi do_idct_y1;
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mov (8) g83.16<1>UW 0UW {align1};
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mov (8) g84.16<1>UW 0UW {align1};
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mov (8) g85.16<1>UW 0UW {align1};
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mov (8) g86.16<1>UW 0UW {align1};
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mov (8) g87.16<1>UW 0UW {align1};
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mov (8) g88.16<1>UW 0UW {align1};
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mov (8) g89.16<1>UW 0UW {align1};
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mov (8) g90.16<1>UW 0UW {align1};
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add (1) a0.0<1>UD a0.0<1,1,1>UD 0x00800080UD {align1};
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jmpi block_y2;
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do_idct_y1:
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mov (1) g125.0<1>UD ip {align1};
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jmpi IDCT_START;
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mov (8) g83.16<1>W g32.0<16,8,2>W {align1};
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mov (8) g84.16<1>W g33.0<16,8,2>W {align1};
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mov (8) g85.16<1>W g34.0<16,8,2>W {align1};
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mov (8) g86.16<1>W g35.0<16,8,2>W {align1};
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mov (8) g87.16<1>W g36.0<16,8,2>W {align1};
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mov (8) g88.16<1>W g37.0<16,8,2>W {align1};
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mov (8) g89.16<1>W g38.0<16,8,2>W {align1};
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mov (8) g90.16<1>W g39.0<16,8,2>W {align1};
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//Y2
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block_y2:
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and.nz (1) null g82.8<1,1,1>UW 0x200UW {align1};
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(f0) jmpi do_idct_y2;
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mov (8) g91.0<1>UW 0UW {align1};
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mov (8) g92.0<1>UW 0UW {align1};
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mov (8) g93.0<1>UW 0UW {align1};
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mov (8) g94.0<1>UW 0UW {align1};
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mov (8) g95.0<1>UW 0UW {align1};
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mov (8) g96.0<1>UW 0UW {align1};
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mov (8) g97.0<1>UW 0UW {align1};
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mov (8) g98.0<1>UW 0UW {align1};
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add (1) a0.0<1>UD a0.0<1,1,1>UD 0x00800080UD {align1};
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jmpi block_y3;
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do_idct_y2:
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mov (1) g125.0<1>UD ip {align1};
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jmpi IDCT_START;
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mov (8) g91.0<1>W g32.0<16,8,2>W {align1};
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mov (8) g92.0<1>W g33.0<16,8,2>W {align1};
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mov (8) g93.0<1>W g34.0<16,8,2>W {align1};
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mov (8) g94.0<1>W g35.0<16,8,2>W {align1};
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mov (8) g95.0<1>W g36.0<16,8,2>W {align1};
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mov (8) g96.0<1>W g37.0<16,8,2>W {align1};
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mov (8) g97.0<1>W g38.0<16,8,2>W {align1};
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mov (8) g98.0<1>W g39.0<16,8,2>W {align1};
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//Y3
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block_y3:
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and.nz (1) null g82.8<1,1,1>UW 0x100UW {align1};
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(f0) jmpi do_idct_y3;
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mov (8) g91.16<1>UW 0UW {align1};
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mov (8) g92.16<1>UW 0UW {align1};
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mov (8) g93.16<1>UW 0UW {align1};
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mov (8) g94.16<1>UW 0UW {align1};
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mov (8) g95.16<1>UW 0UW {align1};
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mov (8) g96.16<1>UW 0UW {align1};
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mov (8) g97.16<1>UW 0UW {align1};
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mov (8) g98.16<1>UW 0UW {align1};
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add (1) a0.0<1>UD a0.0<1,1,1>UD 0x00800080UD {align1};
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jmpi block_u;
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do_idct_y3:
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mov (1) g125.0<1>UD ip {align1};
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jmpi IDCT_START;
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mov (8) g91.16<1>W g32.0<16,8,2>W {align1};
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mov (8) g92.16<1>W g33.0<16,8,2>W {align1};
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mov (8) g93.16<1>W g34.0<16,8,2>W {align1};
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mov (8) g94.16<1>W g35.0<16,8,2>W {align1};
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mov (8) g95.16<1>W g36.0<16,8,2>W {align1};
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mov (8) g96.16<1>W g37.0<16,8,2>W {align1};
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mov (8) g97.16<1>W g38.0<16,8,2>W {align1};
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mov (8) g98.16<1>W g39.0<16,8,2>W {align1};
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//U
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block_u:
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and.nz (1) null g82.8<1,1,1>UW 0x80UW {align1};
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(f0) jmpi do_idct_u;
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mov (16) g99.0<1>UW 0UW {align1};
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mov (16) g100.0<1>UW 0UW {align1};
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mov (16) g101.0<1>UW 0UW {align1};
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mov (16) g102.0<1>UW 0UW {align1};
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add (1) a0.0<1>UD a0.0<1,1,1>UD 0x00800080UD {align1};
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jmpi block_v;
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do_idct_u:
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mov (1) g125.0<1>UD ip {align1};
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jmpi IDCT_START;
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mov (16) g99.0<1>W g32.0<16,8,2>W {align1};
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mov (16) g100.0<1>W g34.0<16,8,2>W {align1};
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mov (16) g101.0<1>W g36.0<16,8,2>W {align1};
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mov (16) g102.0<1>W g38.0<16,8,2>W {align1};
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//V
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block_v:
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and.nz (1) null g82.8<1,1,1>UW 0x40UW {align1};
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(f0) jmpi do_idct_v;
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mov (16) g103.0<1>UW 0UW {align1};
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mov (16) g104.0<1>UW 0UW {align1};
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mov (16) g105.0<1>UW 0UW {align1};
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mov (16) g106.0<1>UW 0UW {align1};
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jmpi block_end;
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do_idct_v:
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mov (1) g125.0<1>UD ip {align1};
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jmpi IDCT_START;
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mov (16) g103.0<1>W g32.0<16,8,2>W {align1};
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mov (16) g104.0<1>W g34.0<16,8,2>W {align1};
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mov (16) g105.0<1>W g36.0<16,8,2>W {align1};
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mov (16) g106.0<1>W g38.0<16,8,2>W {align1};
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block_end:
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add (1) ip g126.8<1,1,1>UD 0x20UD {align1}; //jump back
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include(`do_iq_non_intra.g4i')
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include(`idct.g4i')
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