aboutsummaryrefslogtreecommitdiffstats
path: root/libavcodec/x86/vp9dsp.asm
blob: 6488f3092d2e4e0f73897b0c7abbce4aabe74d4b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
;******************************************************************************
;* VP9 SIMD optimizations
;*
;* Copyright (c) 2013 Ronald S. Bultje <rsbultje gmail com>
;*
;* This file is part of Libav.
;*
;* Libav is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* Libav is distributed in the hope that it will be useful,
;* but WITHOUT ANY WARRANTY; without even the implied warranty of
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with Libav; if not, write to the Free Software
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************

%include "libavutil/x86/x86util.asm"

SECTION_RODATA

; FIXME share with vp8dsp.asm
pw_256:   times 8 dw 256

%macro F8_TAPS 8
times 8 db %1, %2
times 8 db %3, %4
times 8 db %5, %6
times 8 db %7, %8
%endmacro
; int8_t ff_filters_ssse3[3][15][4][16]
const filters_ssse3 ; smooth
                    F8_TAPS -3, -1,  32,  64,  38,   1, -3,  0
                    F8_TAPS -2, -2,  29,  63,  41,   2, -3,  0
                    F8_TAPS -2, -2,  26,  63,  43,   4, -4,  0
                    F8_TAPS -2, -3,  24,  62,  46,   5, -4,  0
                    F8_TAPS -2, -3,  21,  60,  49,   7, -4,  0
                    F8_TAPS -1, -4,  18,  59,  51,   9, -4,  0
                    F8_TAPS -1, -4,  16,  57,  53,  12, -4, -1
                    F8_TAPS -1, -4,  14,  55,  55,  14, -4, -1
                    F8_TAPS -1, -4,  12,  53,  57,  16, -4, -1
                    F8_TAPS  0, -4,   9,  51,  59,  18, -4, -1
                    F8_TAPS  0, -4,   7,  49,  60,  21, -3, -2
                    F8_TAPS  0, -4,   5,  46,  62,  24, -3, -2
                    F8_TAPS  0, -4,   4,  43,  63,  26, -2, -2
                    F8_TAPS  0, -3,   2,  41,  63,  29, -2, -2
                    F8_TAPS  0, -3,   1,  38,  64,  32, -1, -3
                    ; regular
                    F8_TAPS  0,  1,  -5, 126,   8,  -3,  1,  0
                    F8_TAPS -1,  3, -10, 122,  18,  -6,  2,  0
                    F8_TAPS -1,  4, -13, 118,  27,  -9,  3, -1
                    F8_TAPS -1,  4, -16, 112,  37, -11,  4, -1
                    F8_TAPS -1,  5, -18, 105,  48, -14,  4, -1
                    F8_TAPS -1,  5, -19,  97,  58, -16,  5, -1
                    F8_TAPS -1,  6, -19,  88,  68, -18,  5, -1
                    F8_TAPS -1,  6, -19,  78,  78, -19,  6, -1
                    F8_TAPS -1,  5, -18,  68,  88, -19,  6, -1
                    F8_TAPS -1,  5, -16,  58,  97, -19,  5, -1
                    F8_TAPS -1,  4, -14,  48, 105, -18,  5, -1
                    F8_TAPS -1,  4, -11,  37, 112, -16,  4, -1
                    F8_TAPS -1,  3,  -9,  27, 118, -13,  4, -1
                    F8_TAPS  0,  2,  -6,  18, 122, -10,  3, -1
                    F8_TAPS  0,  1,  -3,   8, 126,  -5,  1,  0
                    ; sharp
                    F8_TAPS -1,  3,  -7, 127,   8,  -3,  1,  0
                    F8_TAPS -2,  5, -13, 125,  17,  -6,  3, -1
                    F8_TAPS -3,  7, -17, 121,  27, -10,  5, -2
                    F8_TAPS -4,  9, -20, 115,  37, -13,  6, -2
                    F8_TAPS -4, 10, -23, 108,  48, -16,  8, -3
                    F8_TAPS -4, 10, -24, 100,  59, -19,  9, -3
                    F8_TAPS -4, 11, -24,  90,  70, -21, 10, -4
                    F8_TAPS -4, 11, -23,  80,  80, -23, 11, -4
                    F8_TAPS -4, 10, -21,  70,  90, -24, 11, -4
                    F8_TAPS -3,  9, -19,  59, 100, -24, 10, -4
                    F8_TAPS -3,  8, -16,  48, 108, -23, 10, -4
                    F8_TAPS -2,  6, -13,  37, 115, -20,  9, -4
                    F8_TAPS -2,  5, -10,  27, 121, -17,  7, -3
                    F8_TAPS -1,  3,  -6,  17, 125, -13,  5, -2
                    F8_TAPS  0,  1,  -3,   8, 127,  -7,  3, -1

SECTION .text

%macro filter_h_fn 1
%assign %%px mmsize/2
cglobal %1_8tap_1d_h_ %+ %%px, 6, 6, 11, dst, src, dstride, sstride, h, filtery
    mova        m6, [pw_256]
    mova        m7, [filteryq+ 0]
%if ARCH_X86_64 && mmsize > 8
    mova        m8, [filteryq+16]
    mova        m9, [filteryq+32]
    mova       m10, [filteryq+48]
%endif
.loop:
    movh        m0, [srcq-3]
    movh        m1, [srcq-2]
    movh        m2, [srcq-1]
    movh        m3, [srcq+0]
    movh        m4, [srcq+1]
    movh        m5, [srcq+2]
    punpcklbw   m0, m1
    punpcklbw   m2, m3
    movh        m1, [srcq+3]
    movh        m3, [srcq+4]
    add       srcq, sstrideq
    punpcklbw   m4, m5
    punpcklbw   m1, m3
    pmaddubsw   m0, m7
%if ARCH_X86_64 && mmsize > 8
    pmaddubsw   m2, m8
    pmaddubsw   m4, m9
    pmaddubsw   m1, m10
%else
    pmaddubsw   m2, [filteryq+16]
    pmaddubsw   m4, [filteryq+32]
    pmaddubsw   m1, [filteryq+48]
%endif
    paddw       m0, m2
    paddw       m4, m1
    paddsw      m0, m4
    pmulhrsw    m0, m6
%ifidn %1, avg
    movh        m1, [dstq]
%endif
    packuswb    m0, m0
%ifidn %1, avg
    pavgb       m0, m1
%endif
    movh    [dstq], m0
    add       dstq, dstrideq
    dec         hd
    jg .loop
    RET
%endmacro

INIT_MMX ssse3
filter_h_fn put
filter_h_fn avg

INIT_XMM ssse3
filter_h_fn put
filter_h_fn avg

%macro filter_v_fn 1
%assign %%px mmsize/2
%if ARCH_X86_64
cglobal %1_8tap_1d_v_ %+ %%px, 6, 8, 11, dst, src, dstride, sstride, h, filtery, src4, sstride3
%else
cglobal %1_8tap_1d_v_ %+ %%px, 4, 7, 11, dst, src, dstride, sstride, filtery, src4, sstride3
    mov   filteryq, r5mp
%define hd r4mp
%endif
    sub       srcq, sstrideq
    lea  sstride3q, [sstrideq*3]
    sub       srcq, sstrideq
    mova        m6, [pw_256]
    sub       srcq, sstrideq
    mova        m7, [filteryq+ 0]
    lea      src4q, [srcq+sstrideq*4]
%if ARCH_X86_64 && mmsize > 8
    mova        m8, [filteryq+16]
    mova        m9, [filteryq+32]
    mova       m10, [filteryq+48]
%endif
.loop:
    ; FIXME maybe reuse loads from previous rows, or just more generally
    ; unroll this to prevent multiple loads of the same data?
    movh        m0, [srcq]
    movh        m1, [srcq+sstrideq]
    movh        m2, [srcq+sstrideq*2]
    movh        m3, [srcq+sstride3q]
    movh        m4, [src4q]
    movh        m5, [src4q+sstrideq]
    punpcklbw   m0, m1
    punpcklbw   m2, m3
    movh        m1, [src4q+sstrideq*2]
    movh        m3, [src4q+sstride3q]
    add       srcq, sstrideq
    add      src4q, sstrideq
    punpcklbw   m4, m5
    punpcklbw   m1, m3
    pmaddubsw   m0, m7
%if ARCH_X86_64 && mmsize > 8
    pmaddubsw   m2, m8
    pmaddubsw   m4, m9
    pmaddubsw   m1, m10
%else
    pmaddubsw   m2, [filteryq+16]
    pmaddubsw   m4, [filteryq+32]
    pmaddubsw   m1, [filteryq+48]
%endif
    paddw       m0, m2
    paddw       m4, m1
    paddsw      m0, m4
    pmulhrsw    m0, m6
%ifidn %1, avg
    movh        m1, [dstq]
%endif
    packuswb    m0, m0
%ifidn %1, avg
    pavgb       m0, m1
%endif
    movh    [dstq], m0
    add       dstq, dstrideq
    dec         hd
    jg .loop
    RET
%endmacro

INIT_MMX ssse3
filter_v_fn put
filter_v_fn avg

INIT_XMM ssse3
filter_v_fn put
filter_v_fn avg

%macro fpel_fn 6
%if %2 == 4
%define %%srcfn movh
%define %%dstfn movh
%else
%define %%srcfn movu
%define %%dstfn mova
%endif

%if %2 <= 16
cglobal %1%2, 5, 7, 4, dst, src, dstride, sstride, h, dstride3, sstride3
    lea  sstride3q, [sstrideq*3]
    lea  dstride3q, [dstrideq*3]
%else
cglobal %1%2, 5, 5, 4, dst, src, dstride, sstride, h
%endif
.loop:
    %%srcfn     m0, [srcq]
    %%srcfn     m1, [srcq+s%3]
    %%srcfn     m2, [srcq+s%4]
    %%srcfn     m3, [srcq+s%5]
    lea       srcq, [srcq+sstrideq*%6]
%ifidn %1, avg
    pavgb       m0, [dstq]
    pavgb       m1, [dstq+d%3]
    pavgb       m2, [dstq+d%4]
    pavgb       m3, [dstq+d%5]
%endif
    %%dstfn [dstq], m0
    %%dstfn [dstq+d%3], m1
    %%dstfn [dstq+d%4], m2
    %%dstfn [dstq+d%5], m3
    lea       dstq, [dstq+dstrideq*%6]
    sub         hd, %6
    jnz .loop
    RET
%endmacro

%define d16 16
%define s16 16
INIT_MMX mmx
fpel_fn put, 4,  strideq, strideq*2, stride3q, 4
fpel_fn put, 8,  strideq, strideq*2, stride3q, 4
INIT_MMX sse
fpel_fn avg, 4,  strideq, strideq*2, stride3q, 4
fpel_fn avg, 8,  strideq, strideq*2, stride3q, 4
INIT_XMM sse
fpel_fn put, 16, strideq, strideq*2, stride3q, 4
fpel_fn put, 32, mmsize,  strideq,   strideq+mmsize, 2
fpel_fn put, 64, mmsize,  mmsize*2,  mmsize*3, 1
INIT_XMM sse2
fpel_fn avg, 16, strideq, strideq*2, stride3q, 4
fpel_fn avg, 32, mmsize,  strideq,   strideq+mmsize, 2
fpel_fn avg, 64, mmsize,  mmsize*2,  mmsize*3, 1
%undef s16
%undef d16