1/*
2 * Copyright © 2008 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Author:
24 *    Zou Nan hai <nanhai.zou@intel.com>
25 *    Zhang Hua jun <huajun.zhang@intel.com>
26 *    Xing Dong sheng <dongsheng.xing@intel.com>
27 *
28 */
29mov (8) g115.0<1>UD g1.0<8,8,1>UD {align1};
30
31and.nz (1) null g2.0<1,1,1>UD 0x1UD{align1};
32(f0) jmpi direct_idct;
33add (1) g2.8<1>UD g115.8<1,1,1>UD 0UD{align1};
34send (16) 0 g3.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
35add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
36send (16) 0 g4.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
37add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
38send (16) 0 g5.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
39add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
40send (16) 0 g6.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
41add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
42send (16) 0 g7.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
43add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
44send (16) 0 g8.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
45add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
46send (16) 0 g9.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
47add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
48send (16) 0 g10.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
49add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
50send (16) 0 g11.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
51add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
52send (16) 0 g12.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
53add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
54send (16) 0 g13.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
55add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
56send (16) 0 g14.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
57add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
58send (16) 0 g15.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
59add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
60send (16) 0 g16.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
61add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
62send (16) 0 g17.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
63add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
64send (16) 0 g18.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
65add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
66send (16) 0 g19.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
67add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
68send (16) 0 g20.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
69add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
70send (16) 0 g21.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
71add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
72send (16) 0 g22.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
73add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
74send (16) 0 g23<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
75add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
76send (16) 0 g24.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
77add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
78send (16) 0 g25.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
79add (1) g2.8<1>UD g2.8<1,1,1>UD 32UD {align1};
80send (16) 0 g26.0<1>UD g2<16,16,1>UD read(3, 0, 2, 0) mlen 1 rlen 1 { align1 };
81direct_idct:
82mov (1) g1.8<1>UD 0x00F000FUD {align1};
83mov.sat (16) g3.0<2>UB g3.0<16,16,1>W {align1};
84mov.sat (16) g4.0<2>UB g4.0<16,16,1>W {align1};
85mov.sat (16) g5.0<2>UB g5.0<16,16,1>W {align1};
86mov.sat (16) g6.0<2>UB g6.0<16,16,1>W {align1};
87mov.sat (16) g7.0<2>UB g7.0<16,16,1>W {align1};
88mov.sat (16) g8.0<2>UB g8.0<16,16,1>W {align1};
89mov.sat (16) g9.0<2>UB g9.0<16,16,1>W {align1};
90mov.sat (16) g10.0<2>UB g10.0<16,16,1>W {align1};
91mov.sat (16) g11.0<2>UB g11.0<16,16,1>W {align1};
92mov.sat (16) g12.0<2>UB g12.0<16,16,1>W {align1};
93mov.sat (16) g13.0<2>UB g13.0<16,16,1>W {align1};
94mov.sat (16) g14.0<2>UB g14.0<16,16,1>W {align1};
95mov.sat (16) g15.0<2>UB g15.0<16,16,1>W {align1};
96mov.sat (16) g16.0<2>UB g16.0<16,16,1>W {align1};
97mov.sat (16) g17.0<2>UB g17.0<16,16,1>W {align1};
98mov.sat (16) g18.0<2>UB g18.0<16,16,1>W {align1};
99
100and.nz (1) null g1.30<1,1,1>UB 0x1UW{align1};
101(f0) jmpi field_dct;
102//Frame IDCT
103mov (16) m1.0<1>UB g3.0<16,16,2>UB {align1};
104mov (16) m1.16<1>UB g4.0<16,16,2>UB {align1};
105mov (16) m2.0<1>UB g5.0<16,16,2>UB {align1};
106mov (16) m2.16<1>UB g6.0<16,16,2>UB {align1};
107mov (16) m3.0<1>UB g7.0<16,16,2>UB {align1};
108mov (16) m3.16<1>UB g8.0<16,16,2>UB {align1};
109mov (16) m4.0<1>UB g9.0<16,16,2>UB {align1};
110mov (16) m4.16<1>UB g10.0<16,16,2>UB {align1};
111mov (16) m5.0<1>UB g11.0<16,16,2>UB {align1};
112mov (16) m5.16<1>UB g12.0<16,16,2>UB {align1};
113mov (16) m6.0<1>UB g13.0<16,16,2>UB {align1};
114mov (16) m6.16<1>UB g14.0<16,16,2>UB {align1};
115mov (16) m7.0<1>UB g15.0<16,16,2>UB {align1};
116mov (16) m7.16<1>UB g16.0<16,16,2>UB {align1};
117mov (16) m8.0<1>UB g17.0<16,16,2>UB {align1};
118mov (16) m8.16<1>UB g18.0<16,16,2>UB {align1};
119jmpi write_back;
120
121field_dct:
122//Field IDCT
123mov (16) m1.0<1>UB g3.0<16,16,2>UB {align1};
124mov (16) m1.16<1>UB g11.0<16,16,2>UB {align1};
125mov (16) m2.0<1>UB g4.0<16,16,2>UB {align1};
126mov (16) m2.16<1>UB g12.0<16,16,2>UB {align1};
127mov (16) m3.0<1>UB g5.0<16,16,2>UB {align1};
128mov (16) m3.16<1>UB g13.0<16,16,2>UB {align1};
129mov (16) m4.0<1>UB g6.0<16,16,2>UB {align1};
130mov (16) m4.16<1>UB g14.0<16,16,2>UB {align1};
131mov (16) m5.0<1>UB g7.0<16,16,2>UB {align1};
132mov (16) m5.16<1>UB g15.0<16,16,2>UB {align1};
133mov (16) m6.0<1>UB g8.0<16,16,2>UB {align1};
134mov (16) m6.16<1>UB g16.0<16,16,2>UB {align1};
135mov (16) m7.0<1>UB g9.0<16,16,2>UB {align1};
136mov (16) m7.16<1>UB g17.0<16,16,2>UB {align1};
137mov (16) m8.0<1>UB g10.0<16,16,2>UB {align1};
138mov (16) m8.16<1>UB g18.0<16,16,2>UB {align1};
139
140write_back:
141send (16) 0 acc0<1>UW g1<8,8,1>UW write(0,0,2,0) mlen 9 rlen 0 {align1};
142//U
143mov (1) g1.8<1>UD 0x0070007UD  { align1 };
144shr (2) g1.0<1>UD g115.0<2,2,1>UD 1D {align1};
145mov.sat (16) g19.0<2>UB g19.0<16,16,1>W {align1};
146mov.sat (16) g20.0<2>UB g20.0<16,16,1>W {align1};
147mov.sat (16) g21.0<2>UB g21.0<16,16,1>W {align1};
148mov.sat (16) g22.0<2>UB g22.0<16,16,1>W {align1};
149mov (16) m1.0<1>UB g19.0<16,16,2>UB {align1};
150mov (16) m1.16<1>UB g20.0<16,16,2>UB {align1};
151mov (16) m2.0<1>UB g21.0<16,16,2>UB {align1};
152mov (16) m2.16<1>UB g22.0<16,16,2>UB {align1};
153send (16) 0 acc0<1>UW g1<8,8,1>UW write(1, 0, 2, 0) mlen 3 rlen 0 { align1 };
154//V
155mov.sat (16) g23.0<2>UB g23.0<16,16,1>W {align1};
156mov.sat (16) g24.0<2>UB g24.0<16,16,1>W {align1};
157mov.sat (16) g25.0<2>UB g25.0<16,16,1>W {align1};
158mov.sat (16) g26.0<2>UB g26.0<16,16,1>W {align1};
159mov (16) m1.0<1>UB g23.0<16,16,2>UB {align1};
160mov (16) m1.16<1>UB g24.0<16,16,2>UB {align1};
161mov (16) m2.0<1>UB g25.0<16,16,2>UB {align1};
162mov (16) m2.16<1>UB g26.0<16,16,2>UB {align1};
163send (16) 0 acc0<1>UW g1<8,8,1>UW write(2, 0, 2, 0) mlen 3 rlen 0 { align1 };
164
165send (16) 0 acc0<1>UW g0<8,8,1>UW
166        thread_spawner(0, 0, 0) mlen 1 rlen 0 { align1 EOT};
167