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1 | ;****************************************************************************** |
2 | ;* SIMD-optimized IDCT-related routines | |
3 | ;* Copyright (c) 2008 Loren Merritt | |
4 | ;* Copyright (c) 2003-2013 Michael Niedermayer | |
5 | ;* Copyright (c) 2013 Daniel Kang | |
6 | ;* | |
7 | ;* This file is part of FFmpeg. | |
8 | ;* | |
9 | ;* FFmpeg is free software; you can redistribute it and/or | |
10 | ;* modify it under the terms of the GNU Lesser General Public | |
11 | ;* License as published by the Free Software Foundation; either | |
12 | ;* version 2.1 of the License, or (at your option) any later version. | |
13 | ;* | |
14 | ;* FFmpeg is distributed in the hope that it will be useful, | |
15 | ;* but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | ;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | ;* Lesser General Public License for more details. | |
18 | ;* | |
19 | ;* You should have received a copy of the GNU Lesser General Public | |
20 | ;* License along with FFmpeg; if not, write to the Free Software | |
21 | ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
22 | ;****************************************************************************** | |
23 | ||
24 | %include "libavutil/x86/x86util.asm" | |
25 | ||
26 | SECTION_RODATA | |
27 | ||
28 | cextern pb_80 | |
29 | ||
30 | SECTION_TEXT | |
31 | ||
32 | ;-------------------------------------------------------------------------- | |
33 | ;void ff_put_signed_pixels_clamped(const int16_t *block, uint8_t *pixels, | |
f6fa7814 | 34 | ; ptrdiff_t line_size) |
2ba45a60 DM |
35 | ;-------------------------------------------------------------------------- |
36 | ||
37 | %macro PUT_SIGNED_PIXELS_CLAMPED_HALF 1 | |
38 | mova m1, [blockq+mmsize*0+%1] | |
39 | mova m2, [blockq+mmsize*2+%1] | |
40 | %if mmsize == 8 | |
41 | mova m3, [blockq+mmsize*4+%1] | |
42 | mova m4, [blockq+mmsize*6+%1] | |
43 | %endif | |
44 | packsswb m1, [blockq+mmsize*1+%1] | |
45 | packsswb m2, [blockq+mmsize*3+%1] | |
46 | %if mmsize == 8 | |
47 | packsswb m3, [blockq+mmsize*5+%1] | |
48 | packsswb m4, [blockq+mmsize*7+%1] | |
49 | %endif | |
50 | paddb m1, m0 | |
51 | paddb m2, m0 | |
52 | %if mmsize == 8 | |
53 | paddb m3, m0 | |
54 | paddb m4, m0 | |
55 | movq [pixelsq+lsizeq*0], m1 | |
56 | movq [pixelsq+lsizeq*1], m2 | |
57 | movq [pixelsq+lsizeq*2], m3 | |
58 | movq [pixelsq+lsize3q ], m4 | |
59 | %else | |
60 | movq [pixelsq+lsizeq*0], m1 | |
61 | movhps [pixelsq+lsizeq*1], m1 | |
62 | movq [pixelsq+lsizeq*2], m2 | |
63 | movhps [pixelsq+lsize3q ], m2 | |
64 | %endif | |
65 | %endmacro | |
66 | ||
67 | %macro PUT_SIGNED_PIXELS_CLAMPED 1 | |
68 | cglobal put_signed_pixels_clamped, 3, 4, %1, block, pixels, lsize, lsize3 | |
69 | mova m0, [pb_80] | |
70 | lea lsize3q, [lsizeq*3] | |
71 | PUT_SIGNED_PIXELS_CLAMPED_HALF 0 | |
72 | lea pixelsq, [pixelsq+lsizeq*4] | |
73 | PUT_SIGNED_PIXELS_CLAMPED_HALF 64 | |
74 | RET | |
75 | %endmacro | |
76 | ||
77 | INIT_MMX mmx | |
78 | PUT_SIGNED_PIXELS_CLAMPED 0 | |
79 | INIT_XMM sse2 | |
80 | PUT_SIGNED_PIXELS_CLAMPED 3 | |
f6fa7814 DM |
81 | |
82 | ;-------------------------------------------------------------------------- | |
83 | ; void ff_put_pixels_clamped(const int16_t *block, uint8_t *pixels, | |
84 | ; ptrdiff_t line_size); | |
85 | ;-------------------------------------------------------------------------- | |
86 | ; %1 = block offset | |
87 | %macro PUT_PIXELS_CLAMPED_HALF 1 | |
88 | mova m0, [blockq+mmsize*0+%1] | |
89 | mova m1, [blockq+mmsize*2+%1] | |
90 | %if mmsize == 8 | |
91 | mova m2, [blockq+mmsize*4+%1] | |
92 | mova m3, [blockq+mmsize*6+%1] | |
93 | %endif | |
94 | packuswb m0, [blockq+mmsize*1+%1] | |
95 | packuswb m1, [blockq+mmsize*3+%1] | |
96 | %if mmsize == 8 | |
97 | packuswb m2, [blockq+mmsize*5+%1] | |
98 | packuswb m3, [blockq+mmsize*7+%1] | |
99 | movq [pixelsq], m0 | |
100 | movq [lsizeq+pixelsq], m1 | |
101 | movq [2*lsizeq+pixelsq], m2 | |
102 | movq [lsize3q+pixelsq], m3 | |
103 | %else | |
104 | movq [pixelsq], m0 | |
105 | movhps [lsizeq+pixelsq], m0 | |
106 | movq [2*lsizeq+pixelsq], m1 | |
107 | movhps [lsize3q+pixelsq], m1 | |
108 | %endif | |
109 | %endmacro | |
110 | ||
111 | %macro PUT_PIXELS_CLAMPED 0 | |
112 | cglobal put_pixels_clamped, 3, 4, 2, block, pixels, lsize, lsize3 | |
113 | lea lsize3q, [lsizeq*3] | |
114 | PUT_PIXELS_CLAMPED_HALF 0 | |
115 | lea pixelsq, [pixelsq+lsizeq*4] | |
116 | PUT_PIXELS_CLAMPED_HALF 64 | |
117 | RET | |
118 | %endmacro | |
119 | ||
120 | INIT_MMX mmx | |
121 | PUT_PIXELS_CLAMPED | |
122 | INIT_XMM sse2 | |
123 | PUT_PIXELS_CLAMPED | |
124 | ||
125 | ;-------------------------------------------------------------------------- | |
126 | ; void ff_add_pixels_clamped(const int16_t *block, uint8_t *pixels, | |
127 | ; ptrdiff_t line_size); | |
128 | ;-------------------------------------------------------------------------- | |
129 | ; %1 = block offset | |
130 | %macro ADD_PIXELS_CLAMPED 1 | |
131 | mova m0, [blockq+mmsize*0+%1] | |
132 | mova m1, [blockq+mmsize*1+%1] | |
133 | %if mmsize == 8 | |
134 | mova m5, [blockq+mmsize*2+%1] | |
135 | mova m6, [blockq+mmsize*3+%1] | |
136 | %endif | |
137 | movq m2, [pixelsq] | |
138 | movq m3, [pixelsq+lsizeq] | |
139 | %if mmsize == 8 | |
140 | mova m7, m2 | |
141 | punpcklbw m2, m4 | |
142 | punpckhbw m7, m4 | |
143 | paddsw m0, m2 | |
144 | paddsw m1, m7 | |
145 | mova m7, m3 | |
146 | punpcklbw m3, m4 | |
147 | punpckhbw m7, m4 | |
148 | paddsw m5, m3 | |
149 | paddsw m6, m7 | |
150 | %else | |
151 | punpcklbw m2, m4 | |
152 | punpcklbw m3, m4 | |
153 | paddsw m0, m2 | |
154 | paddsw m1, m3 | |
155 | %endif | |
156 | packuswb m0, m1 | |
157 | %if mmsize == 8 | |
158 | packuswb m5, m6 | |
159 | movq [pixelsq], m0 | |
160 | movq [pixelsq+lsizeq], m5 | |
161 | %else | |
162 | movq [pixelsq], m0 | |
163 | movhps [pixelsq+lsizeq], m0 | |
164 | %endif | |
165 | %endmacro | |
166 | ||
167 | %macro ADD_PIXELS_CLAMPED 0 | |
168 | cglobal add_pixels_clamped, 3, 3, 5, block, pixels, lsize | |
169 | pxor m4, m4 | |
170 | ADD_PIXELS_CLAMPED 0 | |
171 | lea pixelsq, [pixelsq+lsizeq*2] | |
172 | ADD_PIXELS_CLAMPED 32 | |
173 | lea pixelsq, [pixelsq+lsizeq*2] | |
174 | ADD_PIXELS_CLAMPED 64 | |
175 | lea pixelsq, [pixelsq+lsizeq*2] | |
176 | ADD_PIXELS_CLAMPED 96 | |
177 | RET | |
178 | %endmacro | |
179 | ||
180 | INIT_MMX mmx | |
181 | ADD_PIXELS_CLAMPED | |
182 | INIT_XMM sse2 | |
183 | ADD_PIXELS_CLAMPED |