Add FFMPEG_ prefix to all multiple inclusion guards.
[libav.git] / libavcodec / i386 / mmx.h
1 /*
2 * mmx.h
3 * Copyright (C) 1997-2001 H. Dietz and R. Fisher
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21 #ifndef FFMPEG_MMX_H
22 #define FFMPEG_MMX_H
23
24 /*
25 * The type of an value that fits in an MMX register (note that long
26 * long constant values MUST be suffixed by LL and unsigned long long
27 * values by ULL, lest they be truncated by the compiler)
28 */
29
30 typedef union {
31 long long q; /* Quadword (64-bit) value */
32 unsigned long long uq; /* Unsigned Quadword */
33 int d[2]; /* 2 Doubleword (32-bit) values */
34 unsigned int ud[2]; /* 2 Unsigned Doubleword */
35 short w[4]; /* 4 Word (16-bit) values */
36 unsigned short uw[4]; /* 4 Unsigned Word */
37 char b[8]; /* 8 Byte (8-bit) values */
38 unsigned char ub[8]; /* 8 Unsigned Byte */
39 float s[2]; /* Single-precision (32-bit) value */
40 } mmx_t; /* On an 8-byte (64-bit) boundary */
41
42
43 #define mmx_i2r(op,imm,reg) \
44 __asm__ __volatile__ (#op " %0, %%" #reg \
45 : /* nothing */ \
46 : "i" (imm) )
47
48 #define mmx_m2r(op,mem,reg) \
49 __asm__ __volatile__ (#op " %0, %%" #reg \
50 : /* nothing */ \
51 : "m" (mem))
52
53 #define mmx_r2m(op,reg,mem) \
54 __asm__ __volatile__ (#op " %%" #reg ", %0" \
55 : "=m" (mem) \
56 : /* nothing */ )
57
58 #define mmx_r2r(op,regs,regd) \
59 __asm__ __volatile__ (#op " %" #regs ", %" #regd)
60
61
62 #define emms() __asm__ __volatile__ ("emms")
63
64 #define movd_m2r(var,reg) mmx_m2r (movd, var, reg)
65 #define movd_r2m(reg,var) mmx_r2m (movd, reg, var)
66 #define movd_r2r(regs,regd) mmx_r2r (movd, regs, regd)
67
68 #define movq_m2r(var,reg) mmx_m2r (movq, var, reg)
69 #define movq_r2m(reg,var) mmx_r2m (movq, reg, var)
70 #define movq_r2r(regs,regd) mmx_r2r (movq, regs, regd)
71
72 #define packssdw_m2r(var,reg) mmx_m2r (packssdw, var, reg)
73 #define packssdw_r2r(regs,regd) mmx_r2r (packssdw, regs, regd)
74 #define packsswb_m2r(var,reg) mmx_m2r (packsswb, var, reg)
75 #define packsswb_r2r(regs,regd) mmx_r2r (packsswb, regs, regd)
76
77 #define packuswb_m2r(var,reg) mmx_m2r (packuswb, var, reg)
78 #define packuswb_r2r(regs,regd) mmx_r2r (packuswb, regs, regd)
79
80 #define paddb_m2r(var,reg) mmx_m2r (paddb, var, reg)
81 #define paddb_r2r(regs,regd) mmx_r2r (paddb, regs, regd)
82 #define paddd_m2r(var,reg) mmx_m2r (paddd, var, reg)
83 #define paddd_r2r(regs,regd) mmx_r2r (paddd, regs, regd)
84 #define paddw_m2r(var,reg) mmx_m2r (paddw, var, reg)
85 #define paddw_r2r(regs,regd) mmx_r2r (paddw, regs, regd)
86
87 #define paddsb_m2r(var,reg) mmx_m2r (paddsb, var, reg)
88 #define paddsb_r2r(regs,regd) mmx_r2r (paddsb, regs, regd)
89 #define paddsw_m2r(var,reg) mmx_m2r (paddsw, var, reg)
90 #define paddsw_r2r(regs,regd) mmx_r2r (paddsw, regs, regd)
91
92 #define paddusb_m2r(var,reg) mmx_m2r (paddusb, var, reg)
93 #define paddusb_r2r(regs,regd) mmx_r2r (paddusb, regs, regd)
94 #define paddusw_m2r(var,reg) mmx_m2r (paddusw, var, reg)
95 #define paddusw_r2r(regs,regd) mmx_r2r (paddusw, regs, regd)
96
97 #define pand_m2r(var,reg) mmx_m2r (pand, var, reg)
98 #define pand_r2r(regs,regd) mmx_r2r (pand, regs, regd)
99
100 #define pandn_m2r(var,reg) mmx_m2r (pandn, var, reg)
101 #define pandn_r2r(regs,regd) mmx_r2r (pandn, regs, regd)
102
103 #define pcmpeqb_m2r(var,reg) mmx_m2r (pcmpeqb, var, reg)
104 #define pcmpeqb_r2r(regs,regd) mmx_r2r (pcmpeqb, regs, regd)
105 #define pcmpeqd_m2r(var,reg) mmx_m2r (pcmpeqd, var, reg)
106 #define pcmpeqd_r2r(regs,regd) mmx_r2r (pcmpeqd, regs, regd)
107 #define pcmpeqw_m2r(var,reg) mmx_m2r (pcmpeqw, var, reg)
108 #define pcmpeqw_r2r(regs,regd) mmx_r2r (pcmpeqw, regs, regd)
109
110 #define pcmpgtb_m2r(var,reg) mmx_m2r (pcmpgtb, var, reg)
111 #define pcmpgtb_r2r(regs,regd) mmx_r2r (pcmpgtb, regs, regd)
112 #define pcmpgtd_m2r(var,reg) mmx_m2r (pcmpgtd, var, reg)
113 #define pcmpgtd_r2r(regs,regd) mmx_r2r (pcmpgtd, regs, regd)
114 #define pcmpgtw_m2r(var,reg) mmx_m2r (pcmpgtw, var, reg)
115 #define pcmpgtw_r2r(regs,regd) mmx_r2r (pcmpgtw, regs, regd)
116
117 #define pmaddwd_m2r(var,reg) mmx_m2r (pmaddwd, var, reg)
118 #define pmaddwd_r2r(regs,regd) mmx_r2r (pmaddwd, regs, regd)
119
120 #define pmulhw_m2r(var,reg) mmx_m2r (pmulhw, var, reg)
121 #define pmulhw_r2r(regs,regd) mmx_r2r (pmulhw, regs, regd)
122
123 #define pmullw_m2r(var,reg) mmx_m2r (pmullw, var, reg)
124 #define pmullw_r2r(regs,regd) mmx_r2r (pmullw, regs, regd)
125
126 #define por_m2r(var,reg) mmx_m2r (por, var, reg)
127 #define por_r2r(regs,regd) mmx_r2r (por, regs, regd)
128
129 #define pslld_i2r(imm,reg) mmx_i2r (pslld, imm, reg)
130 #define pslld_m2r(var,reg) mmx_m2r (pslld, var, reg)
131 #define pslld_r2r(regs,regd) mmx_r2r (pslld, regs, regd)
132 #define psllq_i2r(imm,reg) mmx_i2r (psllq, imm, reg)
133 #define psllq_m2r(var,reg) mmx_m2r (psllq, var, reg)
134 #define psllq_r2r(regs,regd) mmx_r2r (psllq, regs, regd)
135 #define psllw_i2r(imm,reg) mmx_i2r (psllw, imm, reg)
136 #define psllw_m2r(var,reg) mmx_m2r (psllw, var, reg)
137 #define psllw_r2r(regs,regd) mmx_r2r (psllw, regs, regd)
138
139 #define psrad_i2r(imm,reg) mmx_i2r (psrad, imm, reg)
140 #define psrad_m2r(var,reg) mmx_m2r (psrad, var, reg)
141 #define psrad_r2r(regs,regd) mmx_r2r (psrad, regs, regd)
142 #define psraw_i2r(imm,reg) mmx_i2r (psraw, imm, reg)
143 #define psraw_m2r(var,reg) mmx_m2r (psraw, var, reg)
144 #define psraw_r2r(regs,regd) mmx_r2r (psraw, regs, regd)
145
146 #define psrld_i2r(imm,reg) mmx_i2r (psrld, imm, reg)
147 #define psrld_m2r(var,reg) mmx_m2r (psrld, var, reg)
148 #define psrld_r2r(regs,regd) mmx_r2r (psrld, regs, regd)
149 #define psrlq_i2r(imm,reg) mmx_i2r (psrlq, imm, reg)
150 #define psrlq_m2r(var,reg) mmx_m2r (psrlq, var, reg)
151 #define psrlq_r2r(regs,regd) mmx_r2r (psrlq, regs, regd)
152 #define psrlw_i2r(imm,reg) mmx_i2r (psrlw, imm, reg)
153 #define psrlw_m2r(var,reg) mmx_m2r (psrlw, var, reg)
154 #define psrlw_r2r(regs,regd) mmx_r2r (psrlw, regs, regd)
155
156 #define psubb_m2r(var,reg) mmx_m2r (psubb, var, reg)
157 #define psubb_r2r(regs,regd) mmx_r2r (psubb, regs, regd)
158 #define psubd_m2r(var,reg) mmx_m2r (psubd, var, reg)
159 #define psubd_r2r(regs,regd) mmx_r2r (psubd, regs, regd)
160 #define psubw_m2r(var,reg) mmx_m2r (psubw, var, reg)
161 #define psubw_r2r(regs,regd) mmx_r2r (psubw, regs, regd)
162
163 #define psubsb_m2r(var,reg) mmx_m2r (psubsb, var, reg)
164 #define psubsb_r2r(regs,regd) mmx_r2r (psubsb, regs, regd)
165 #define psubsw_m2r(var,reg) mmx_m2r (psubsw, var, reg)
166 #define psubsw_r2r(regs,regd) mmx_r2r (psubsw, regs, regd)
167
168 #define psubusb_m2r(var,reg) mmx_m2r (psubusb, var, reg)
169 #define psubusb_r2r(regs,regd) mmx_r2r (psubusb, regs, regd)
170 #define psubusw_m2r(var,reg) mmx_m2r (psubusw, var, reg)
171 #define psubusw_r2r(regs,regd) mmx_r2r (psubusw, regs, regd)
172
173 #define punpckhbw_m2r(var,reg) mmx_m2r (punpckhbw, var, reg)
174 #define punpckhbw_r2r(regs,regd) mmx_r2r (punpckhbw, regs, regd)
175 #define punpckhdq_m2r(var,reg) mmx_m2r (punpckhdq, var, reg)
176 #define punpckhdq_r2r(regs,regd) mmx_r2r (punpckhdq, regs, regd)
177 #define punpckhwd_m2r(var,reg) mmx_m2r (punpckhwd, var, reg)
178 #define punpckhwd_r2r(regs,regd) mmx_r2r (punpckhwd, regs, regd)
179
180 #define punpcklbw_m2r(var,reg) mmx_m2r (punpcklbw, var, reg)
181 #define punpcklbw_r2r(regs,regd) mmx_r2r (punpcklbw, regs, regd)
182 #define punpckldq_m2r(var,reg) mmx_m2r (punpckldq, var, reg)
183 #define punpckldq_r2r(regs,regd) mmx_r2r (punpckldq, regs, regd)
184 #define punpcklwd_m2r(var,reg) mmx_m2r (punpcklwd, var, reg)
185 #define punpcklwd_r2r(regs,regd) mmx_r2r (punpcklwd, regs, regd)
186
187 #define pxor_m2r(var,reg) mmx_m2r (pxor, var, reg)
188 #define pxor_r2r(regs,regd) mmx_r2r (pxor, regs, regd)
189
190
191 /* 3DNOW extensions */
192
193 #define pavgusb_m2r(var,reg) mmx_m2r (pavgusb, var, reg)
194 #define pavgusb_r2r(regs,regd) mmx_r2r (pavgusb, regs, regd)
195
196
197 /* AMD MMX extensions - also available in intel SSE */
198
199
200 #define mmx_m2ri(op,mem,reg,imm) \
201 __asm__ __volatile__ (#op " %1, %0, %%" #reg \
202 : /* nothing */ \
203 : "m" (mem), "i" (imm))
204 #define mmx_r2ri(op,regs,regd,imm) \
205 __asm__ __volatile__ (#op " %0, %%" #regs ", %%" #regd \
206 : /* nothing */ \
207 : "i" (imm) )
208
209 #define mmx_fetch(mem,hint) \
210 __asm__ __volatile__ ("prefetch" #hint " %0" \
211 : /* nothing */ \
212 : "m" (mem))
213
214
215 #define maskmovq(regs,maskreg) mmx_r2ri (maskmovq, regs, maskreg)
216
217 #define movntq_r2m(mmreg,var) mmx_r2m (movntq, mmreg, var)
218
219 #define pavgb_m2r(var,reg) mmx_m2r (pavgb, var, reg)
220 #define pavgb_r2r(regs,regd) mmx_r2r (pavgb, regs, regd)
221 #define pavgw_m2r(var,reg) mmx_m2r (pavgw, var, reg)
222 #define pavgw_r2r(regs,regd) mmx_r2r (pavgw, regs, regd)
223
224 #define pextrw_r2r(mmreg,reg,imm) mmx_r2ri (pextrw, mmreg, reg, imm)
225
226 #define pinsrw_r2r(reg,mmreg,imm) mmx_r2ri (pinsrw, reg, mmreg, imm)
227
228 #define pmaxsw_m2r(var,reg) mmx_m2r (pmaxsw, var, reg)
229 #define pmaxsw_r2r(regs,regd) mmx_r2r (pmaxsw, regs, regd)
230
231 #define pmaxub_m2r(var,reg) mmx_m2r (pmaxub, var, reg)
232 #define pmaxub_r2r(regs,regd) mmx_r2r (pmaxub, regs, regd)
233
234 #define pminsw_m2r(var,reg) mmx_m2r (pminsw, var, reg)
235 #define pminsw_r2r(regs,regd) mmx_r2r (pminsw, regs, regd)
236
237 #define pminub_m2r(var,reg) mmx_m2r (pminub, var, reg)
238 #define pminub_r2r(regs,regd) mmx_r2r (pminub, regs, regd)
239
240 #define pmovmskb(mmreg,reg) \
241 __asm__ __volatile__ ("movmskps %" #mmreg ", %" #reg)
242
243 #define pmulhuw_m2r(var,reg) mmx_m2r (pmulhuw, var, reg)
244 #define pmulhuw_r2r(regs,regd) mmx_r2r (pmulhuw, regs, regd)
245
246 #define prefetcht0(mem) mmx_fetch (mem, t0)
247 #define prefetcht1(mem) mmx_fetch (mem, t1)
248 #define prefetcht2(mem) mmx_fetch (mem, t2)
249 #define prefetchnta(mem) mmx_fetch (mem, nta)
250
251 #define psadbw_m2r(var,reg) mmx_m2r (psadbw, var, reg)
252 #define psadbw_r2r(regs,regd) mmx_r2r (psadbw, regs, regd)
253
254 #define pshufw_m2r(var,reg,imm) mmx_m2ri(pshufw, var, reg, imm)
255 #define pshufw_r2r(regs,regd,imm) mmx_r2ri(pshufw, regs, regd, imm)
256
257 #define sfence() __asm__ __volatile__ ("sfence\n\t")
258
259 /* SSE2 */
260 #define pshufhw_m2r(var,reg,imm) mmx_m2ri(pshufhw, var, reg, imm)
261 #define pshufhw_r2r(regs,regd,imm) mmx_r2ri(pshufhw, regs, regd, imm)
262 #define pshuflw_m2r(var,reg,imm) mmx_m2ri(pshuflw, var, reg, imm)
263 #define pshuflw_r2r(regs,regd,imm) mmx_r2ri(pshuflw, regs, regd, imm)
264
265 #define pshufd_r2r(regs,regd,imm) mmx_r2ri(pshufd, regs, regd, imm)
266
267 #define movdqa_m2r(var,reg) mmx_m2r (movdqa, var, reg)
268 #define movdqa_r2m(reg,var) mmx_r2m (movdqa, reg, var)
269 #define movdqa_r2r(regs,regd) mmx_r2r (movdqa, regs, regd)
270 #define movdqu_m2r(var,reg) mmx_m2r (movdqu, var, reg)
271 #define movdqu_r2m(reg,var) mmx_r2m (movdqu, reg, var)
272 #define movdqu_r2r(regs,regd) mmx_r2r (movdqu, regs, regd)
273
274 #define pmullw_r2m(reg,var) mmx_r2m (pmullw, reg, var)
275
276 #define pslldq_i2r(imm,reg) mmx_i2r (pslldq, imm, reg)
277 #define psrldq_i2r(imm,reg) mmx_i2r (psrldq, imm, reg)
278
279 #define punpcklqdq_r2r(regs,regd) mmx_r2r (punpcklqdq, regs, regd)
280 #define punpckhqdq_r2r(regs,regd) mmx_r2r (punpckhqdq, regs, regd)
281
282
283 #endif /* FFMPEG_MMX_H */