1/* GRF allocation:
2   g1~g30: constant buffer
3           g1~g2:intra IQ matrix
4           g3~g4:non intra IQ matrix
5           g5~g20:IDCT table
6   g31:    thread payload 
7   g32:    message descriptor for reading reference data
8   g58~g81:reference data
9   g82:    thread payload backup
10   g83~g106:IDCT data                           */
11/*
12mov (8) g82.0<1>UD g31.0<8,8,1>UD {align1};
13define(`UV_red',`0xffffffffUD')
14define(`UV_white',`0x7f7f7f7fUD')
15define(`UV_green',`0x00000000UD')
16mov(1) g31.8<1>UD 0x000f000fUD  { align1 };
17mov(16) m1<1>UD 0xFFFFFFFFUD {align1 compr};
18mov(16) m3<1>UD 0xFFFFFFFFUD {align1 compr};
19mov(16) m5<1>UD 0xFFFFFFFFUD {align1 compr};
20mov(16) m7<1>UD 0xFFFFFFFFUD {align1 compr};
21send (16) 0 acc0<1>UW g31<8,8,1>UW write(0, 0, 2, 0) mlen 9 rlen 0 { align1 };
22shr (2) g31.0<1>UD g82.0<2,2,1>UD  1UW {align1};
23mov(1) g31.8<1>UD 0x00070007UD  { align1 };
24mov (16) m1<1>UD UV_green {align1 compr};
25send (16) 0 acc0<1>UW g31<8,8,1>UW write(2, 0, 2, 0) mlen 3 rlen 0 { align1 };
26send (16) 0 acc0<1>UW g31<8,8,1>UW write(1, 0, 2, 0) mlen 3 rlen 0 { align1 };
27send (16) 0 acc0<1>UW g0<8,8,1>UW 
28	thread_spawner(0, 0, 0) mlen 1 rlen 0 { align1 EOT};
29*/
30
31mov (8) g82.0<1>UD g31.0<8,8,1>UD {align1};
32mov (1) g126.8<1>UD ip {align1};
33add (1) ip g21.0<1,1,1>UD 0x50UD {align1};         //jump to the lib to do IDCT
34
35//Y, Forward
36asr (2) g31.14<1>W g82.14<2,2,1>W 1W {align1};
37add (2) g32.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
38mov (1) g32.16<1>UW 0UW {align1};            //0:forward 1:backward
39mov (1) a0.0<1>UD 0x0A4EUD {align1};         //g82.14,motion vector
40mov (1) g126.8<1>UD ip {align1};
41add (1) ip g21.0<1,1,1>UD 0x0UD {align1};   //jump to the lib to read reference data 
42
43//Save Forward
44mov (16) g108.0<1>UD g58.0<16,16,1>UD {align1 compr};
45mov (16) g110.0<1>UD g60.0<16,16,1>UD {align1 compr};
46mov (16) g112.0<1>UD g62.0<16,16,1>UD {align1 compr};
47mov (16) g114.0<1>UD g64.0<16,16,1>UD {align1 compr};
48mov (16) g116.0<1>UD g66.0<16,16,1>UD {align1 compr};
49mov (16) g118.0<1>UD g68.0<16,16,1>UD {align1 compr};
50mov (16) g120.0<1>UD g70.0<16,16,1>UD {align1 compr};
51mov (16) g122.0<1>UD g72.0<16,16,1>UD {align1 compr};
52
53//Y, Backward
54asr (2) g31.14<1>W g82.18<2,2,1>W 1W {align1};
55add (2) g32.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
56mov (1) g32.16<1>UW 1UW {align1};            //0:forward 1:backward
57mov (1) a0.0<1>UD 0x0A52UD {align1};         //g82.18,motion vector
58mov (1) g126.8<1>UD ip {align1};
59add (1) ip g21.0<1,1,1>UD 0x0UD {align1};   //jump to the lib to read reference data 
60//Average Forward and Backward
61avg (32) g58.0<1>UW g58.0<16,16,1>UW g108.0<16,16,1>UW {align1 compr};
62avg (32) g60.0<1>UW g60.0<16,16,1>UW g110.0<16,16,1>UW {align1 compr};
63avg (32) g62.0<1>UW g62.0<16,16,1>UW g112.0<16,16,1>UW {align1 compr};
64avg (32) g64.0<1>UW g64.0<16,16,1>UW g114.0<16,16,1>UW {align1 compr};
65avg (32) g66.0<1>UW g66.0<16,16,1>UW g116.0<16,16,1>UW {align1 compr};
66avg (32) g68.0<1>UW g68.0<16,16,1>UW g118.0<16,16,1>UW {align1 compr};
67avg (32) g70.0<1>UW g70.0<16,16,1>UW g120.0<16,16,1>UW {align1 compr};
68avg (32) g72.0<1>UW g72.0<16,16,1>UW g122.0<16,16,1>UW {align1 compr};
69
70//UV, Forward
71shr (2) g31.0<1>UD g31.0<2,2,1>UD 1UD {align1};
72asr (2) g31.14<1>W g82.14<2,2,1>W 2W {align1};
73add (2) g32.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
74mov (1) g32.16<1>UW 0UW {align1};                   //0:forward 1:backward
75mov (1) g126.8<1>UD ip {align1};
76add (1) ip g21.0<1,1,1>UD 0x10UD {align1};          //jump to the lib to read reference data  
77
78//Save UV Forward
79mov (32) g108.0<1>UW g74.0<16,16,1>UW {align1 compr};
80mov (32) g110.0<1>UW g76.0<16,16,1>UW {align1 compr};
81mov (32) g112.0<1>UW g78.0<16,16,1>UW {align1 compr};
82mov (32) g114.0<1>UW g80.0<16,16,1>UW {align1 compr};
83//UV, Backward
84asr (2) g31.14<1>W g82.18<2,2,1>W 2W {align1};
85add (2) g32.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
86mov (1) g32.16<1>UW 1UW {align1};                   //0:forward 1:backward
87mov (1) g126.8<1>UD ip {align1};
88add (1) ip g21.0<1,1,1>UD 0x10UD {align1};          //jump to the lib to read reference data 
89
90//Average Forward and Backward
91avg (32) g74.0<1>UW g74.0<16,16,1>UW g108.0<16,16,1>UW {align1 compr};
92avg (32) g76.0<1>UW g76.0<16,16,1>UW g110.0<16,16,1>UW {align1 compr};
93avg (32) g78.0<1>UW g78.0<16,16,1>UW g112.0<16,16,1>UW {align1 compr};
94avg (32) g80.0<1>UW g80.0<16,16,1>UW g114.0<16,16,1>UW {align1 compr};
95
96add (1) ip g21.0<1,1,1>UD 0x40UD {align1};         //jump to the lib to add the reference and idct data
97