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/* 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) g32.8<1>UD 0x7000FUD {align1}; //8*16
send (16) 0 g40.0<1>UW g32<8,8,1>UW read(surface_u, 2, 0, 2) mlen 1 rlen 4 {align1};//U
send (16) 0 g46.0<1>UW g32<8,8,1>UW read(surface_v, 2, 0, 2) mlen 1 rlen 4 {align1};//V
add (1) g32.4<1>UD g32.4<1,1,1>UD 8UD {align1};
mov (1) g32.8<1>UD 0x0FUD {align1};
send (16) 0 g44.0<1>UW g32<8,8,1>UW read(surface_u, 2, 0, 2) mlen 1 rlen 1 {align1};//U
send (16) 0 g50.0<1>UW g32<8,8,1>UW read(surface_v, 2, 0, 2) mlen 1 rlen 1 {align1};//V
//U
add (8) g74.0<1>UW g40.0<8,8,1>UB g40.1<8,8,1>UB {align1};
add (8) g74.16<1>UW g41.0<8,8,1>UB g41.1<8,8,1>UB {align1};
add (8) g75.0<1>UW g42.0<8,8,1>UB g42.1<8,8,1>UB {align1};
add (8) g75.16<1>UW g43.0<8,8,1>UB g43.1<8,8,1>UB {align1};
add (8) g74.0<1>UW g74.0<8,8,1>UW g41.0<8,8,1>UB {align1};
add (8) g74.16<1>UW g74.16<8,8,1>UW g42.0<8,8,1>UB {align1};
add (8) g75.0<1>UW g75.0<8,8,1>UW g43.0<8,8,1>UB {align1};
add (8) g75.16<1>UW g75.16<8,8,1>UW g44.0<8,8,1>UB {align1};
add (8) g74.0<1>UW g74.0<8,8,1>UW g41.1<8,8,1>UB {align1};
add (8) g74.16<1>UW g74.16<8,8,1>UW g42.1<8,8,1>UB {align1};
add (8) g75.0<1>UW g75.0<8,8,1>UW g43.1<8,8,1>UB {align1};
add (8) g75.16<1>UW g75.16<8,8,1>UW g44.1<8,8,1>UB {align1};
//V
add (8) g78.0<1>UW g46.0<8,8,1>UB g46.1<8,8,1>UB {align1};
add (8) g78.16<1>UW g47.0<8,8,1>UB g47.1<8,8,1>UB {align1};
add (8) g79.0<1>UW g48.0<8,8,1>UB g48.1<8,8,1>UB {align1};
add (8) g79.16<1>UW g49.0<8,8,1>UB g49.1<8,8,1>UB {align1};
add (8) g78.0<1>UW g78.0<8,8,1>UW g47.0<8,8,1>UB {align1};
add (8) g78.16<1>UW g78.16<8,8,1>UW g48.0<8,8,1>UB {align1};
add (8) g79.0<1>UW g79.0<8,8,1>UW g49.0<8,8,1>UB {align1};
add (8) g79.16<1>UW g79.16<8,8,1>UW g50.0<8,8,1>UB {align1};
add (8) g78.0<1>UW g78.0<8,8,1>UW g47.1<8,8,1>UB {align1};
add (8) g78.16<1>UW g78.16<8,8,1>UW g48.1<8,8,1>UB {align1};
add (8) g79.0<1>UW g79.0<8,8,1>UW g49.1<8,8,1>UB {align1};
add (8) g79.16<1>UW g79.16<8,8,1>UW g50.1<8,8,1>UB {align1};
mov (1) g32.8<1>UD 0x7000FUD {align1}; //8*16
send (16) 0 g40.0<1>UW g32<8,8,1>UW read(surface_u, 2, 0, 2) mlen 1 rlen 4 {align1};//U
send (16) 0 g46.0<1>UW g32<8,8,1>UW read(surface_v, 2, 0, 2) mlen 1 rlen 4 {align1};//V
add (1) g32.4<1>UD g32.4<1,1,1>UD 8UD {align1};
mov (1) g32.8<1>UD 0x0FUD {align1};
send (16) 0 g44.0<1>UW g32<8,8,1>UW read(surface_u, 2, 0, 2) mlen 1 rlen 1 {align1};//U
send (16) 0 g50.0<1>UW g32<8,8,1>UW read(surface_v, 2, 0, 2) mlen 1 rlen 1 {align1};//V
//U
add (8) g76.0<1>UW g40.0<8,8,1>UB g40.1<8,8,1>UB {align1};
add (8) g76.16<1>UW g41.0<8,8,1>UB g41.1<8,8,1>UB {align1};
add (8) g77.0<1>UW g42.0<8,8,1>UB g42.1<8,8,1>UB {align1};
add (8) g77.16<1>UW g43.0<8,8,1>UB g43.1<8,8,1>UB {align1};
add (8) g76.0<1>UW g76.0<8,8,1>UW g41.0<8,8,1>UB {align1};
add (8) g76.16<1>UW g76.16<8,8,1>UW g42.0<8,8,1>UB {align1};
add (8) g77.0<1>UW g77.0<8,8,1>UW g43.0<8,8,1>UB {align1};
add (8) g77.16<1>UW g77.16<8,8,1>UW g44.0<8,8,1>UB {align1};
add (8) g76.0<1>UW g76.0<8,8,1>UW g41.1<8,8,1>UB {align1};
add (8) g76.16<1>UW g76.16<8,8,1>UW g42.1<8,8,1>UB {align1};
add (8) g77.0<1>UW g77.0<8,8,1>UW g43.1<8,8,1>UB {align1};
add (8) g77.16<1>UW g77.16<8,8,1>UW g44.1<8,8,1>UB {align1};
//V
add (8) g80.0<1>UW g46.0<8,8,1>UB g46.1<8,8,1>UB {align1};
add (8) g80.16<1>UW g47.0<8,8,1>UB g47.1<8,8,1>UB {align1};
add (8) g81.0<1>UW g48.0<8,8,1>UB g48.1<8,8,1>UB {align1};
add (8) g81.16<1>UW g49.0<8,8,1>UB g49.1<8,8,1>UB {align1};
add (8) g80.0<1>UW g80.0<8,8,1>UW g47.0<8,8,1>UB {align1};
add (8) g80.16<1>UW g80.16<8,8,1>UW g48.0<8,8,1>UB {align1};
add (8) g81.0<1>UW g81.0<8,8,1>UW g49.0<8,8,1>UB {align1};
add (8) g81.16<1>UW g81.16<8,8,1>UW g50.0<8,8,1>UB {align1};
add (8) g80.0<1>UW g80.0<8,8,1>UW g47.1<8,8,1>UB {align1};
add (8) g80.16<1>UW g80.16<8,8,1>UW g48.1<8,8,1>UB {align1};
add (8) g81.0<1>UW g81.0<8,8,1>UW g49.1<8,8,1>UB {align1};
add (8) g81.16<1>UW g81.16<8,8,1>UW g50.1<8,8,1>UB {align1};
shr (32) g74.0<1>UW g74.0<16,16,1>UW 2UW {align1 compr};
shr (32) g76.0<1>UW g76.0<16,16,1>UW 2UW {align1 compr};
shr (32) g78.0<1>UW g78.0<16,16,1>UW 2UW {align1 compr};
shr (32) g80.0<1>UW g80.0<16,16,1>UW 2UW {align1 compr};
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