2 * MMX optimized DSP utils
3 * Copyright (c) 2000, 2001 Fabrice Bellard
4 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
6 * This file is part of Libav.
8 * Libav is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * Libav is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with Libav; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
25 #include "libavutil/cpu.h"
26 #include "libavutil/x86/asm.h"
27 #include "libavutil/x86/cpu.h"
28 #include "libavcodec/hpeldsp.h"
29 #include "dsputil_x86.h"
31 void ff_put_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
32 ptrdiff_t line_size, int h);
33 void ff_put_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
34 ptrdiff_t line_size, int h);
35 void ff_put_pixels16_x2_mmxext(uint8_t *block, const uint8_t *pixels,
36 ptrdiff_t line_size, int h);
37 void ff_put_pixels16_x2_3dnow(uint8_t *block, const uint8_t *pixels,
38 ptrdiff_t line_size, int h);
39 void ff_put_no_rnd_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
40 ptrdiff_t line_size, int h);
41 void ff_put_no_rnd_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
42 ptrdiff_t line_size, int h);
43 void ff_put_no_rnd_pixels8_x2_exact_mmxext(uint8_t *block,
44 const uint8_t *pixels,
45 ptrdiff_t line_size, int h);
46 void ff_put_no_rnd_pixels8_x2_exact_3dnow(uint8_t *block,
47 const uint8_t *pixels,
48 ptrdiff_t line_size, int h);
49 void ff_put_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
50 ptrdiff_t line_size, int h);
51 void ff_put_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
52 ptrdiff_t line_size, int h);
53 void ff_put_no_rnd_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
54 ptrdiff_t line_size, int h);
55 void ff_put_no_rnd_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
56 ptrdiff_t line_size, int h);
57 void ff_put_no_rnd_pixels8_y2_exact_mmxext(uint8_t *block,
58 const uint8_t *pixels,
59 ptrdiff_t line_size, int h);
60 void ff_put_no_rnd_pixels8_y2_exact_3dnow(uint8_t *block,
61 const uint8_t *pixels,
62 ptrdiff_t line_size, int h);
63 void ff_avg_pixels8_3dnow(uint8_t *block, const uint8_t *pixels,
64 ptrdiff_t line_size, int h);
65 void ff_avg_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
66 ptrdiff_t line_size, int h);
67 void ff_avg_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
68 ptrdiff_t line_size, int h);
69 void ff_avg_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
70 ptrdiff_t line_size, int h);
71 void ff_avg_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
72 ptrdiff_t line_size, int h);
73 void ff_avg_pixels8_xy2_mmxext(uint8_t *block, const uint8_t *pixels,
74 ptrdiff_t line_size, int h);
75 void ff_avg_pixels8_xy2_3dnow(uint8_t *block, const uint8_t *pixels,
76 ptrdiff_t line_size, int h);
78 #define avg_pixels8_mmx ff_avg_pixels8_mmx
79 #define avg_pixels8_x2_mmx ff_avg_pixels8_x2_mmx
80 #define avg_pixels16_mmx ff_avg_pixels16_mmx
81 #define avg_pixels8_xy2_mmx ff_avg_pixels8_xy2_mmx
82 #define avg_pixels16_xy2_mmx ff_avg_pixels16_xy2_mmx
83 #define put_pixels8_mmx ff_put_pixels8_mmx
84 #define put_pixels16_mmx ff_put_pixels16_mmx
85 #define put_pixels8_xy2_mmx ff_put_pixels8_xy2_mmx
86 #define put_pixels16_xy2_mmx ff_put_pixels16_xy2_mmx
87 #define avg_no_rnd_pixels16_mmx ff_avg_pixels16_mmx
88 #define put_no_rnd_pixels8_mmx ff_put_pixels8_mmx
89 #define put_no_rnd_pixels16_mmx ff_put_pixels16_mmx
93 /***********************************/
95 #define DEF(x, y) x ## _no_rnd_ ## y ## _mmx
96 #define SET_RND MOVQ_WONE
97 #define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX_NO_RND(a, b, c, d, e, f)
98 #define PAVGB(a, b, c, e) PAVGB_MMX_NO_RND(a, b, c, e)
101 #include "rnd_template.c"
102 #include "hpeldsp_rnd_template.c"
110 PIXELS16(static, avg_no_rnd, , _y2, _mmx)
111 PIXELS16(static, put_no_rnd, , _y2, _mmx)
113 PIXELS16(static, avg_no_rnd, , _xy2, _mmx)
114 PIXELS16(static, put_no_rnd, , _xy2, _mmx)
116 /***********************************/
119 #define DEF(x, y) x ## _ ## y ## _mmx
120 #define SET_RND MOVQ_WTWO
121 #define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX(a, b, c, d, e, f)
122 #define PAVGB(a, b, c, e) PAVGB_MMX(a, b, c, e)
124 #include "hpeldsp_rnd_template.c"
131 PIXELS16(static, avg, , _y2, _mmx)
132 PIXELS16(static, put, , _y2, _mmx)
134 #endif /* HAVE_INLINE_ASM */
139 #define HPELDSP_AVG_PIXELS16(CPUEXT) \
140 PIXELS16(static, put_no_rnd, ff_, _x2, CPUEXT) \
141 PIXELS16(static, put, ff_, _y2, CPUEXT) \
142 PIXELS16(static, put_no_rnd, ff_, _y2, CPUEXT) \
143 PIXELS16(static, avg, ff_, , CPUEXT) \
144 PIXELS16(static, avg, ff_, _x2, CPUEXT) \
145 PIXELS16(static, avg, ff_, _y2, CPUEXT) \
146 PIXELS16(static, avg, ff_, _xy2, CPUEXT)
148 HPELDSP_AVG_PIXELS16(_3dnow)
149 HPELDSP_AVG_PIXELS16(_mmxext)
151 #endif /* HAVE_YASM */
153 #define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU) \
155 c->PFX ## _pixels_tab IDX [0] = PFX ## _pixels ## SIZE ## _ ## CPU; \
156 c->PFX ## _pixels_tab IDX [1] = PFX ## _pixels ## SIZE ## _x2_ ## CPU; \
157 c->PFX ## _pixels_tab IDX [2] = PFX ## _pixels ## SIZE ## _y2_ ## CPU; \
158 c->PFX ## _pixels_tab IDX [3] = PFX ## _pixels ## SIZE ## _xy2_ ## CPU; \
161 static void hpeldsp_init_mmx(HpelDSPContext *c, int flags, int cpu_flags)
164 SET_HPEL_FUNCS(put, [0], 16, mmx);
165 SET_HPEL_FUNCS(put_no_rnd, [0], 16, mmx);
166 SET_HPEL_FUNCS(avg, [0], 16, mmx);
167 SET_HPEL_FUNCS(avg_no_rnd, , 16, mmx);
168 SET_HPEL_FUNCS(put, [1], 8, mmx);
169 SET_HPEL_FUNCS(put_no_rnd, [1], 8, mmx);
170 SET_HPEL_FUNCS(avg, [1], 8, mmx);
171 #endif /* HAVE_MMX_INLINE */
174 static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags, int cpu_flags)
176 #if HAVE_MMXEXT_EXTERNAL
177 c->put_pixels_tab[0][1] = ff_put_pixels16_x2_mmxext;
178 c->put_pixels_tab[0][2] = put_pixels16_y2_mmxext;
180 c->avg_pixels_tab[0][0] = avg_pixels16_mmxext;
181 c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmxext;
182 c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmxext;
184 c->put_pixels_tab[1][1] = ff_put_pixels8_x2_mmxext;
185 c->put_pixels_tab[1][2] = ff_put_pixels8_y2_mmxext;
187 c->avg_pixels_tab[1][0] = ff_avg_pixels8_mmxext;
188 c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_mmxext;
189 c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_mmxext;
191 if (!(flags & CODEC_FLAG_BITEXACT)) {
192 c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmxext;
193 c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmxext;
194 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_mmxext;
195 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_mmxext;
197 c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmxext;
198 c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_mmxext;
201 if (flags & CODEC_FLAG_BITEXACT && CONFIG_VP3_DECODER) {
202 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_mmxext;
203 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_mmxext;
205 #endif /* HAVE_MMXEXT_EXTERNAL */
208 static void hpeldsp_init_3dnow(HpelDSPContext *c, int flags, int cpu_flags)
210 #if HAVE_AMD3DNOW_EXTERNAL
211 c->put_pixels_tab[0][1] = ff_put_pixels16_x2_3dnow;
212 c->put_pixels_tab[0][2] = put_pixels16_y2_3dnow;
214 c->avg_pixels_tab[0][0] = avg_pixels16_3dnow;
215 c->avg_pixels_tab[0][1] = avg_pixels16_x2_3dnow;
216 c->avg_pixels_tab[0][2] = avg_pixels16_y2_3dnow;
218 c->put_pixels_tab[1][1] = ff_put_pixels8_x2_3dnow;
219 c->put_pixels_tab[1][2] = ff_put_pixels8_y2_3dnow;
221 c->avg_pixels_tab[1][0] = ff_avg_pixels8_3dnow;
222 c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_3dnow;
223 c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_3dnow;
225 if (!(flags & CODEC_FLAG_BITEXACT)){
226 c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_3dnow;
227 c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_3dnow;
228 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_3dnow;
229 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_3dnow;
231 c->avg_pixels_tab[0][3] = avg_pixels16_xy2_3dnow;
232 c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_3dnow;
235 if (flags & CODEC_FLAG_BITEXACT && CONFIG_VP3_DECODER) {
236 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_3dnow;
237 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_3dnow;
239 #endif /* HAVE_AMD3DNOW_EXTERNAL */
242 static void hpeldsp_init_sse2(HpelDSPContext *c, int flags, int cpu_flags)
244 #if HAVE_SSE2_EXTERNAL
245 if (!(cpu_flags & AV_CPU_FLAG_SSE2SLOW)) {
246 // these functions are slower than mmx on AMD, but faster on Intel
247 c->put_pixels_tab[0][0] = ff_put_pixels16_sse2;
248 c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_sse2;
249 c->avg_pixels_tab[0][0] = ff_avg_pixels16_sse2;
251 #endif /* HAVE_SSE2_EXTERNAL */
254 void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)
256 int cpu_flags = av_get_cpu_flags();
258 if (INLINE_MMX(cpu_flags))
259 hpeldsp_init_mmx(c, flags, cpu_flags);
261 if (EXTERNAL_MMXEXT(cpu_flags))
262 hpeldsp_init_mmxext(c, flags, cpu_flags);
264 if (EXTERNAL_AMD3DNOW(cpu_flags))
265 hpeldsp_init_3dnow(c, flags, cpu_flags);
267 if (EXTERNAL_SSE2(cpu_flags))
268 hpeldsp_init_sse2(c, flags, cpu_flags);