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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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 */
28 
/*
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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 tab
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   g31:    read and write message descriptor
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   g32~g55:DCT data
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   g58~g81:reference data
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   g82:    thread payload
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   g83~g106:IDCT data
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*/
40 
 
41 
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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//shl (1) g31.4<1>UD g31.4<1,1,1>UD 1UD {align1};
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45 
include(`iq_intra.g4i')
46 
 
47 
//defined for idct
48 
define(`ROW_SHIFT', `11UD')
49 
define(`ROW_ADD', `0x400UD')
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define(`COL_SHIFT', `20UD')
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define(`COL_ADD', `0x80000UD')
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53 
mov (1) a0.0<1>UD 0x06F006E0UD {align1};      //0x06F006E0UD+0x00200020UD=0x07100700UD (g56.0 and g56.16)
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55 
//Y0
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mov (1) g125.0<1>UD ip {align1};
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jmpi IDCT_START;
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add (8) g83.0<1>W g32.0<16,8,2>W 128UW {align1};
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add (8) g84.0<1>W g33.0<16,8,2>W 128UW {align1};
60 
add (8) g85.0<1>W g34.0<16,8,2>W 128UW {align1};
61 
add (8) g86.0<1>W g35.0<16,8,2>W 128UW {align1};
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add (8) g87.0<1>W g36.0<16,8,2>W 128UW {align1};
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add (8) g88.0<1>W g37.0<16,8,2>W 128UW {align1};
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add (8) g89.0<1>W g38.0<16,8,2>W 128UW {align1};
65 
add (8) g90.0<1>W g39.0<16,8,2>W 128UW {align1};
66 
 
67 
//Y1
68 
mov (1) g125.0<1>UD ip {align1};
69 
jmpi IDCT_START;
70 
add (8) g83.16<1>W g32.0<16,8,2>W 128UW {align1};
71 
add (8) g84.16<1>W g33.0<16,8,2>W 128UW {align1};
72 
add (8) g85.16<1>W g34.0<16,8,2>W 128UW {align1};
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add (8) g86.16<1>W g35.0<16,8,2>W 128UW {align1};
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add (8) g87.16<1>W g36.0<16,8,2>W 128UW {align1};
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add (8) g88.16<1>W g37.0<16,8,2>W 128UW {align1};
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add (8) g89.16<1>W g38.0<16,8,2>W 128UW {align1};
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add (8) g90.16<1>W g39.0<16,8,2>W 128UW {align1};
78 
 
79 
//Y2
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mov (1) g125.0<1>UD ip {align1};
81 
jmpi IDCT_START;
82 
add (8) g91.0<1>W g32.0<16,8,2>W 128UW {align1};
83 
add (8) g92.0<1>W g33.0<16,8,2>W 128UW {align1};
84 
add (8) g93.0<1>W g34.0<16,8,2>W 128UW {align1};
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add (8) g94.0<1>W g35.0<16,8,2>W 128UW {align1};
86 
add (8) g95.0<1>W g36.0<16,8,2>W 128UW {align1};
87 
add (8) g96.0<1>W g37.0<16,8,2>W 128UW {align1};
88 
add (8) g97.0<1>W g38.0<16,8,2>W 128UW {align1};
89 
add (8) g98.0<1>W g39.0<16,8,2>W 128UW {align1};
90 
 
91 
//Y3
92 
mov (1) g125.0<1>UD ip {align1};
93 
jmpi IDCT_START;
94 
add (8) g91.16<1>W g32.0<16,8,2>W 128UW {align1};
95 
add (8) g92.16<1>W g33.0<16,8,2>W 128UW {align1};
96 
add (8) g93.16<1>W g34.0<16,8,2>W 128UW {align1};
97 
add (8) g94.16<1>W g35.0<16,8,2>W 128UW {align1};
98 
add (8) g95.16<1>W g36.0<16,8,2>W 128UW {align1};
99 
add (8) g96.16<1>W g37.0<16,8,2>W 128UW {align1};
100 
add (8) g97.16<1>W g38.0<16,8,2>W 128UW {align1};
101 
add (8) g98.16<1>W g39.0<16,8,2>W 128UW {align1};
102 
 
103 
//U
104 
mov (1) g125.0<1>UD ip {align1};
105 
jmpi IDCT_START;
106 
add (16) g99.0<1>W g32.0<16,8,2>W 128UW {align1};
107 
add (16) g100.0<1>W g34.0<16,8,2>W 128UW {align1};
108 
add (16) g101.0<1>W g36.0<16,8,2>W 128UW {align1};
109 
add (16) g102.0<1>W g38.0<16,8,2>W 128UW {align1};
110 
 
111 
//V
112 
mov (1) g125.0<1>UD ip {align1};
113 
jmpi IDCT_START;
114 
add (16) g103.0<1>W g32.0<16,8,2>W 128UW {align1};
115 
add (16) g104.0<1>W g34.0<16,8,2>W 128UW {align1};
116 
add (16) g105.0<1>W g36.0<16,8,2>W 128UW {align1};
117 
add (16) g106.0<1>W g38.0<16,8,2>W 128UW {align1};
118 
 
119 
//send msg
120 
mov (1) g31.8<1>UD 0x00F000FUD {align1};
121 
mov.sat (16) g83.0<2>UB g83.0<16,16,1>W {align1};
122 
mov.sat (16) g84.0<2>UB g84.0<16,16,1>W {align1};
123 
mov.sat (16) g85.0<2>UB g85.0<16,16,1>W {align1};
124 
mov.sat (16) g86.0<2>UB g86.0<16,16,1>W {align1};
125 
mov.sat (16) g87.0<2>UB g87.0<16,16,1>W {align1};
126 
mov.sat (16) g88.0<2>UB g88.0<16,16,1>W {align1};
127 
mov.sat (16) g89.0<2>UB g89.0<16,16,1>W {align1};
128 
mov.sat (16) g90.0<2>UB g90.0<16,16,1>W {align1};
129 
mov.sat (16) g91.0<2>UB g91.0<16,16,1>W {align1};
130 
mov.sat (16) g92.0<2>UB g92.0<16,16,1>W {align1};
131 
mov.sat (16) g93.0<2>UB g93.0<16,16,1>W {align1};
132 
mov.sat (16) g94.0<2>UB g94.0<16,16,1>W {align1};
133 
mov.sat (16) g95.0<2>UB g95.0<16,16,1>W {align1};
134 
mov.sat (16) g96.0<2>UB g96.0<16,16,1>W {align1};
135 
mov.sat (16) g97.0<2>UB g97.0<16,16,1>W {align1};
136 
mov.sat (16) g98.0<2>UB g98.0<16,16,1>W {align1};
137 
 
138 
and.nz (1) null g82.2<1,1,1>UW 0x20UW{align1};
139 
(f0) jmpi field_dct;
140 
 
141 
mov (16) m1.0<1>UB  g83.0<16,16,2>UB {align1};
142 
mov (16) m1.16<1>UB g84.0<16,16,2>UB {align1};
143 
mov (16) m2.0<1>UB  g85.0<16,16,2>UB {align1};
144 
mov (16) m2.16<1>UB g86.0<16,16,2>UB {align1};
145 
mov (16) m3.0<1>UB  g87.0<16,16,2>UB {align1};
146 
mov (16) m3.16<1>UB g88.0<16,16,2>UB {align1};
147 
mov (16) m4.0<1>UB  g89.0<16,16,2>UB {align1};
148 
mov (16) m4.16<1>UB g90.0<16,16,2>UB {align1};
149 
mov (16) m5.0<1>UB  g91.0<16,16,2>UB {align1};
150 
mov (16) m5.16<1>UB g92.0<16,16,2>UB {align1};
151 
mov (16) m6.0<1>UB  g93.0<16,16,2>UB {align1};
152 
mov (16) m6.16<1>UB g94.0<16,16,2>UB {align1};
153 
mov (16) m7.0<1>UB  g95.0<16,16,2>UB {align1};
154 
mov (16) m7.16<1>UB g96.0<16,16,2>UB {align1};
155 
mov (16) m8.0<1>UB  g97.0<16,16,2>UB {align1};
156 
mov (16) m8.16<1>UB g98.0<16,16,2>UB {align1};
157 
jmpi write_back;
158 
 
159 
field_dct:
160 
mov (16) m1.0<1>UB  g83.0<16,16,2>UB {align1};
161 
mov (16) m1.16<1>UB g91.0<16,16,2>UB {align1};
162 
mov (16) m2.0<1>UB  g84.0<16,16,2>UB {align1};
163 
mov (16) m2.16<1>UB g92.0<16,16,2>UB {align1};
164 
mov (16) m3.0<1>UB  g85.0<16,16,2>UB {align1};
165 
mov (16) m3.16<1>UB g93.0<16,16,2>UB {align1};
166 
mov (16) m4.0<1>UB  g86.0<16,16,2>UB {align1};
167 
mov (16) m4.16<1>UB g94.0<16,16,2>UB {align1};
168 
mov (16) m5.0<1>UB  g87.0<16,16,2>UB {align1};
169 
mov (16) m5.16<1>UB g95.0<16,16,2>UB {align1};
170 
mov (16) m6.0<1>UB  g88.0<16,16,2>UB {align1};
171 
mov (16) m6.16<1>UB g96.0<16,16,2>UB {align1};
172 
mov (16) m7.0<1>UB  g89.0<16,16,2>UB {align1};
173 
mov (16) m7.16<1>UB g97.0<16,16,2>UB {align1};
174 
mov (16) m8.0<1>UB  g90.0<16,16,2>UB {align1};
175 
mov (16) m8.16<1>UB g98.0<16,16,2>UB {align1};
176 
 
177 
write_back:
178 
send (16) 0 acc0<1>UW g31<8,8,1>UW write(0,0,2,0) mlen 9 rlen 0 {align1};
179 
 
180 
//U
181 
mov (1) g31.8<1>UD 0x0070007UD  { align1 };
182 
shr (2) g31.0<1>UD g82.12<2,2,1>UW 1D {align1};
183 
mov.sat (16) g99.0<2>UB g99.0<16,16,1>W {align1};
184 
mov.sat (16) g100.0<2>UB g100.0<16,16,1>W {align1};
185 
mov.sat (16) g101.0<2>UB g101.0<16,16,1>W {align1};
186 
mov.sat (16) g102.0<2>UB g102.0<16,16,1>W {align1};
187 
 
188 
mov (16) m1.0<1>UB  g99.0<16,16,2>UB {align1};
189 
mov (16) m1.16<1>UB g100.0<16,16,2>UB {align1};
190 
mov (16) m2.0<1>UB  g101.0<16,16,2>UB {align1};
191 
mov (16) m2.16<1>UB g102.0<16,16,2>UB {align1};
192 
send (16) 0 acc0<1>UW g31<8,8,1>UW write(1, 0, 2, 0) mlen 3 rlen 0 { align1 };
193 
 
194 
//V
195 
mov.sat (16) g103.0<2>UB g103.0<16,16,1>W {align1};
196 
mov.sat (16) g104.0<2>UB g104.0<16,16,1>W {align1};
197 
mov.sat (16) g105.0<2>UB g105.0<16,16,1>W {align1};
198 
mov.sat (16) g106.0<2>UB g106.0<16,16,1>W {align1};
199 
 
200 
mov (16) m1.0<1>UB  g103.0<16,16,2>UB {align1};
201 
mov (16) m1.16<1>UB g104.0<16,16,2>UB {align1};
202 
mov (16) m2.0<1>UB  g105.0<16,16,2>UB {align1};
203 
mov (16) m2.16<1>UB g106.0<16,16,2>UB {align1};
204 
send (16) 0 acc0<1>UW g31<8,8,1>UW write(2, 0, 2, 0) mlen 3 rlen 0 { align1 };
205 
 
206 
OUT:
207 
send (16) 0 acc0<1>UW g0<8,8,1>UW
208 
        thread_spawner(0, 0, 0) mlen 1 rlen 0 { align1 EOT};
209 
 
210 
include(`do_iq_intra.g4i')
211 
include(`idct.g4i')