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1 : | edgomez | 1174 | ;/************************************************************************** |
2 : | ; * | ||
3 : | ; * XVID MPEG-4 VIDEO CODEC | ||
4 : | edgomez | 1176 | ; * - 3dne Quantization/Dequantization - |
5 : | edgomez | 1174 | ; * |
6 : | edgomez | 1176 | ; * Copyright(C) 2002-2003 Jaan Kalda |
7 : | edgomez | 1174 | ; * |
8 : | ; * This program is free software ; you can redistribute it and/or modify | ||
9 : | ; * it under the terms of the GNU General Public License as published by | ||
10 : | ; * the Free Software Foundation ; either version 2 of the License, or | ||
11 : | ; * (at your option) any later version. | ||
12 : | ; * | ||
13 : | ; * This program 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 | ||
16 : | ; * GNU General Public License for more details. | ||
17 : | ; * | ||
18 : | ; * You should have received a copy of the GNU General Public License | ||
19 : | ; * along with this program ; if not, write to the Free Software | ||
20 : | ; * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
21 : | ; * | ||
22 : | edgomez | 1192 | ; * $Id: quantize_h263_3dne.asm,v 1.1.2.3 2003-10-28 22:23:03 edgomez Exp $ |
23 : | edgomez | 1174 | ; * |
24 : | ; *************************************************************************/ | ||
25 : | edgomez | 1176 | ; |
26 : | edgomez | 1192 | ; these 3dne functions are compatible with iSSE, but are optimized specifically for |
27 : | edgomez | 1174 | ; K7 pipelines |
28 : | |||
29 : | ; enable dequant saturate [-2048,2047], test purposes only. | ||
30 : | %define SATURATE | ||
31 : | |||
32 : | edgomez | 1192 | BITS 32 |
33 : | edgomez | 1174 | |
34 : | edgomez | 1192 | %macro cglobal 1 |
35 : | edgomez | 1174 | %ifdef PREFIX |
36 : | edgomez | 1192 | global _%1 |
37 : | edgomez | 1174 | %define %1 _%1 |
38 : | %else | ||
39 : | global %1 | ||
40 : | %endif | ||
41 : | %endmacro | ||
42 : | edgomez | 1176 | |
43 : | edgomez | 1192 | ;============================================================================= |
44 : | edgomez | 1176 | ; Local data |
45 : | edgomez | 1192 | ;============================================================================= |
46 : | edgomez | 1176 | |
47 : | edgomez | 1192 | SECTION .rodata |
48 : | edgomez | 1176 | |
49 : | edgomez | 1174 | align 4 |
50 : | edgomez | 1176 | int_div: |
51 : | edgomez | 1192 | dd 0 |
52 : | edgomez | 1174 | %assign i 1 |
53 : | edgomez | 1192 | %rep 255 |
54 : | edgomez | 1174 | dd (1 << 16) / (i) + 1 |
55 : | %assign i i+1 | ||
56 : | %endrep | ||
57 : | |||
58 : | edgomez | 1192 | ALIGN 16 |
59 : | edgomez | 1176 | plus_one: |
60 : | times 8 dw 1 | ||
61 : | edgomez | 1174 | |
62 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
63 : | edgomez | 1174 | ; subtract by Q/2 table |
64 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
65 : | edgomez | 1174 | |
66 : | edgomez | 1192 | ALIGN 16 |
67 : | edgomez | 1176 | mmx_sub: |
68 : | edgomez | 1174 | %assign i 1 |
69 : | edgomez | 1192 | %rep 31 |
70 : | edgomez | 1174 | times 4 dw i / 2 |
71 : | %assign i i+1 | ||
72 : | %endrep | ||
73 : | |||
74 : | |||
75 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
76 : | edgomez | 1174 | ; |
77 : | edgomez | 1192 | ; divide by 2Q table |
78 : | edgomez | 1174 | ; |
79 : | ; use a shift of 16 to take full advantage of _pmulhw_ | ||
80 : | ; for q=1, _pmulhw_ will overflow so it is treated seperately | ||
81 : | ; (3dnow2 provides _pmulhuw_ which wont cause overflow) | ||
82 : | ; | ||
83 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
84 : | edgomez | 1174 | |
85 : | edgomez | 1192 | ALIGN 16 |
86 : | edgomez | 1176 | mmx_div: |
87 : | edgomez | 1174 | %assign i 1 |
88 : | edgomez | 1192 | %rep 31 |
89 : | edgomez | 1174 | times 4 dw (1 << 16) / (i * 2) + 1 |
90 : | %assign i i+1 | ||
91 : | %endrep | ||
92 : | |||
93 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
94 : | edgomez | 1174 | ; add by (odd(Q) ? Q : Q - 1) table |
95 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
96 : | edgomez | 1174 | |
97 : | edgomez | 1192 | ALIGN 16 |
98 : | edgomez | 1176 | mmx_add: |
99 : | edgomez | 1174 | %assign i 1 |
100 : | edgomez | 1192 | %rep 31 |
101 : | edgomez | 1176 | %if i % 2 != 0 |
102 : | times 4 dw i | ||
103 : | %else | ||
104 : | times 4 dw i - 1 | ||
105 : | %endif | ||
106 : | edgomez | 1174 | %assign i i+1 |
107 : | %endrep | ||
108 : | |||
109 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
110 : | edgomez | 1174 | ; multiple by 2Q table |
111 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
112 : | edgomez | 1174 | |
113 : | edgomez | 1192 | ALIGN 16 |
114 : | mmx_mul: | ||
115 : | edgomez | 1174 | %assign i 1 |
116 : | edgomez | 1192 | %rep 31 |
117 : | edgomez | 1174 | times 4 dw i * 2 |
118 : | %assign i i+1 | ||
119 : | %endrep | ||
120 : | |||
121 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
122 : | ; saturation limits | ||
123 : | ;----------------------------------------------------------------------------- | ||
124 : | edgomez | 1174 | |
125 : | edgomez | 1192 | ALIGN 8 |
126 : | edgomez | 1176 | mmx_32768_minus_2048: |
127 : | times 4 dw (32768-2048) | ||
128 : | mmx_32767_minus_2047: | ||
129 : | times 4 dw (32767-2047) | ||
130 : | edgomez | 1174 | |
131 : | edgomez | 1192 | ALIGN 16 |
132 : | edgomez | 1176 | mmx_2047: |
133 : | times 4 dw 2047 | ||
134 : | edgomez | 1174 | |
135 : | edgomez | 1192 | ALIGN 8 |
136 : | edgomez | 1176 | mmzero: |
137 : | dd 0, 0 | ||
138 : | int2047: | ||
139 : | dd 2047 | ||
140 : | int_2048: | ||
141 : | dd -2048 | ||
142 : | edgomez | 1174 | |
143 : | edgomez | 1192 | ;============================================================================= |
144 : | edgomez | 1176 | ; Code |
145 : | edgomez | 1192 | ;============================================================================= |
146 : | edgomez | 1176 | |
147 : | edgomez | 1192 | SECTION .text |
148 : | edgomez | 1174 | |
149 : | |||
150 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
151 : | edgomez | 1174 | ; |
152 : | edgomez | 1192 | ; uint32_t quant_h263_intra_3dne(int16_t * coeff, |
153 : | edgomez | 1176 | ; const int16_t const * data, |
154 : | ; const uint32_t quant, | ||
155 : | ; const uint32_t dcscalar); | ||
156 : | edgomez | 1174 | ; |
157 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
158 : | edgomez | 1174 | ;This is Athlon-optimized code (ca 70 clk per call) |
159 : | |||
160 : | %macro quant_intra1 1 | ||
161 : | edgomez | 1192 | psubw mm1, mm0 ;A3 |
162 : | psubw mm3, mm2 ;B3 | ||
163 : | %if (%1) | ||
164 : | psubw mm5, mm4 ;C8 | ||
165 : | psubw mm7, mm6 ;D8 | ||
166 : | edgomez | 1174 | %endif |
167 : | |||
168 : | edgomez | 1192 | ALIGN 8 |
169 : | db 0Fh, 6Fh, 64h, 21h, (%1 * 32 +16) ;movq mm4, [ecx + %1 * 32 +16+32] ;C1 | ||
170 : | pmaxsw mm1, mm0 ;A4 | ||
171 : | db 0Fh, 6Fh, 74h, 21h, (%1 * 32 +24) ;movq mm6, [ecx + %1 * 32 +24+32] ;D1 | ||
172 : | pmaxsw mm3, mm2 ;B4 | ||
173 : | edgomez | 1174 | |
174 : | |||
175 : | edgomez | 1192 | psraw mm0, 15 ;A5 |
176 : | psraw mm2, 15 ;B5 | ||
177 : | %if (%1) | ||
178 : | movq [edx + %1 * 32 + 16-32], mm5 ;C9 | ||
179 : | movq [edx + %1 * 32 + 24-32], mm7 ;D9 | ||
180 : | edgomez | 1174 | %endif |
181 : | |||
182 : | edgomez | 1192 | psrlw mm1, 1 ;A6 |
183 : | psrlw mm3, 1 ;B6 | ||
184 : | movq mm5, [ebx] ;C2 | ||
185 : | movq mm7, [ebx] ;D2 | ||
186 : | edgomez | 1174 | |
187 : | edgomez | 1192 | pxor mm1, mm0 ;A7 |
188 : | pxor mm3, mm2 ;B7 | ||
189 : | edgomez | 1174 | |
190 : | edgomez | 1192 | psubw mm5, mm4 ;C3 |
191 : | psubw mm7, mm6 ;D3 | ||
192 : | psubw mm1, mm0 ;A8 | ||
193 : | psubw mm3, mm2 ;B8 | ||
194 : | edgomez | 1174 | |
195 : | %if (%1 == 0) | ||
196 : | edgomez | 1192 | push ebp |
197 : | movq mm0, [ecx + %1 * 32 +32] | ||
198 : | edgomez | 1174 | %elif (%1 < 3) |
199 : | edgomez | 1192 | db 0Fh, 6Fh, 44h, 21h, (%1 * 32 +32) ;movq mm0, [ecx + %1 * 32 +32] ;A1 |
200 : | %endif | ||
201 : | pmaxsw mm5, mm4 ;C4 | ||
202 : | edgomez | 1174 | %if (%1 < 3) |
203 : | edgomez | 1192 | db 0Fh, 6Fh, 54h, 21h, ( %1 * 32 +8+32) ;movq mm2, [ecx + %1 * 32 +8+32] ;B1 |
204 : | %else | ||
205 : | cmp esp, esp | ||
206 : | edgomez | 1174 | %endif |
207 : | edgomez | 1192 | pmaxsw mm7, mm6 ;D4 |
208 : | edgomez | 1174 | |
209 : | edgomez | 1192 | psraw mm4, 15 ;C5 |
210 : | psraw mm6, 15 ;D5 | ||
211 : | movq [byte edx + %1 * 32], mm1 ;A9 | ||
212 : | movq [edx + %1 * 32+8], mm3 ;B9 | ||
213 : | edgomez | 1174 | |
214 : | |||
215 : | edgomez | 1192 | psrlw mm5, 1 ;C6 |
216 : | psrlw mm7, 1 ;D6 | ||
217 : | edgomez | 1174 | %if (%1 < 3) |
218 : | edgomez | 1192 | movq mm1, [ebx] ;A2 |
219 : | movq mm3, [ebx] ;B2 | ||
220 : | edgomez | 1174 | %endif |
221 : | %if (%1 == 3) | ||
222 : | edgomez | 1192 | imul eax, [int_div+4*edi] |
223 : | edgomez | 1174 | %endif |
224 : | edgomez | 1192 | pxor mm5, mm4 ;C7 |
225 : | pxor mm7, mm6 ;D7 | ||
226 : | edgomez | 1174 | %endm |
227 : | |||
228 : | |||
229 : | %macro quant_intra 1 | ||
230 : | edgomez | 1192 | ; Rules for athlon: |
231 : | ; 1) schedule latencies | ||
232 : | ; 2) add/mul and load/store in 2:1 proportion | ||
233 : | ; 3) avoid spliting >3byte instructions over 8byte boundaries | ||
234 : | edgomez | 1174 | |
235 : | edgomez | 1192 | psubw mm1, mm0 ;A3 |
236 : | psubw mm3, mm2 ;B3 | ||
237 : | %if (%1) | ||
238 : | psubw mm5, mm4 ;C8 | ||
239 : | psubw mm7, mm6 ;D8 | ||
240 : | edgomez | 1174 | %endif |
241 : | |||
242 : | edgomez | 1192 | ALIGN 8 |
243 : | db 0Fh, 6Fh, 64h, 21h, (%1 * 32 +16) ;movq mm4, [ecx + %1 * 32 +16+32] ;C1 | ||
244 : | pmaxsw mm1, mm0 ;A4 | ||
245 : | db 0Fh, 6Fh, 74h, 21h, (%1 * 32 +24) ;movq mm6, [ecx + %1 * 32 +24+32] ;D1 | ||
246 : | pmaxsw mm3, mm2 ;B4 | ||
247 : | edgomez | 1174 | |
248 : | |||
249 : | edgomez | 1192 | psraw mm0, 15 ;A5 |
250 : | psraw mm2, 15 ;B5 | ||
251 : | %if (%1) | ||
252 : | movq [edx + %1 * 32 + 16-32], mm5 ;C9 | ||
253 : | movq [edx + %1 * 32 + 24-32], mm7 ;D9 | ||
254 : | edgomez | 1174 | %endif |
255 : | |||
256 : | edgomez | 1192 | pmulhw mm1, [esi] ;A6 |
257 : | pmulhw mm3, [esi] ;B6 | ||
258 : | movq mm5, [ebx] ;C2 | ||
259 : | movq mm7, [ebx] ;D2 | ||
260 : | edgomez | 1174 | |
261 : | edgomez | 1192 | nop |
262 : | nop | ||
263 : | pxor mm1, mm0 ;A7 | ||
264 : | pxor mm3, mm2 ;B7 | ||
265 : | edgomez | 1174 | |
266 : | edgomez | 1192 | psubw mm5, mm4 ;C3 |
267 : | psubw mm7, mm6 ;D3 | ||
268 : | psubw mm1, mm0 ;A8 | ||
269 : | psubw mm3, mm2 ;B8 | ||
270 : | edgomez | 1174 | |
271 : | |||
272 : | %if (%1 < 3) | ||
273 : | edgomez | 1192 | db 0Fh, 6Fh, 44h, 21h, (%1 * 32 +32) ;movq mm0, [ecx + %1 * 32 +32] ;A1 |
274 : | %endif | ||
275 : | pmaxsw mm5, mm4 ;C4 | ||
276 : | edgomez | 1174 | %if (%1 < 3) |
277 : | edgomez | 1192 | db 0Fh, 6Fh, 54h, 21h, ( %1 * 32 +8+32) ;movq mm2, [ecx + %1 * 32 +8+32] ;B1 |
278 : | %else | ||
279 : | cmp esp, esp | ||
280 : | edgomez | 1174 | %endif |
281 : | edgomez | 1192 | pmaxsw mm7,mm6 ;D4 |
282 : | edgomez | 1174 | |
283 : | edgomez | 1192 | psraw mm4, 15 ;C5 |
284 : | psraw mm6, 15 ;D5 | ||
285 : | movq [byte edx + %1 * 32], mm1 ;A9 | ||
286 : | movq [edx + %1 * 32+8], mm3 ;B9 | ||
287 : | edgomez | 1174 | |
288 : | |||
289 : | edgomez | 1192 | pmulhw mm5, [esi] ;C6 |
290 : | pmulhw mm7, [esi] ;D6 | ||
291 : | edgomez | 1174 | %if (%1 < 3) |
292 : | edgomez | 1192 | movq mm1, [ebx] ;A2 |
293 : | movq mm3, [ebx] ;B2 | ||
294 : | edgomez | 1174 | %endif |
295 : | %if (%1 == 0) | ||
296 : | edgomez | 1192 | push ebp |
297 : | edgomez | 1174 | %elif (%1 < 3) |
298 : | edgomez | 1192 | nop |
299 : | edgomez | 1174 | %endif |
300 : | edgomez | 1192 | nop |
301 : | edgomez | 1174 | %if (%1 == 3) |
302 : | edgomez | 1192 | imul eax, [int_div+4*edi] |
303 : | edgomez | 1174 | %endif |
304 : | edgomez | 1192 | pxor mm5, mm4 ;C7 |
305 : | pxor mm7, mm6 ;D7 | ||
306 : | edgomez | 1174 | %endmacro |
307 : | |||
308 : | |||
309 : | edgomez | 1192 | ALIGN 16 |
310 : | edgomez | 1174 | cglobal quant_h263_intra_3dne |
311 : | quant_h263_intra_3dne: | ||
312 : | |||
313 : | edgomez | 1192 | mov eax, [esp + 12] ; quant |
314 : | mov ecx, [esp + 8] ; data | ||
315 : | mov edx, [esp + 4] ; coeff | ||
316 : | cmp al, 1 | ||
317 : | pxor mm1, mm1 | ||
318 : | pxor mm3, mm3 | ||
319 : | movq mm0, [ecx] ; mm0 = [1st] | ||
320 : | movq mm2, [ecx + 8] | ||
321 : | push esi | ||
322 : | lea esi, [mmx_div + eax*8 - 8] | ||
323 : | edgomez | 1174 | |
324 : | edgomez | 1192 | push ebx |
325 : | mov ebx, mmzero | ||
326 : | push edi | ||
327 : | jz near .q1loop | ||
328 : | edgomez | 1174 | |
329 : | edgomez | 1192 | quant_intra 0 |
330 : | mov ebp, [esp + 16 + 16] ; dcscalar | ||
331 : | ; NB -- there are 3 pushes in the function preambule and one more | ||
332 : | ; in "quant_intra 0", thus an added offset of 16 bytes | ||
333 : | movsx eax, word [byte ecx] ; DC | ||
334 : | edgomez | 1174 | |
335 : | edgomez | 1192 | quant_intra 1 |
336 : | mov edi, eax | ||
337 : | sar edi, 31 ; sign(DC) | ||
338 : | shr ebp, byte 1 ; ebp = dcscalar/2 | ||
339 : | edgomez | 1174 | |
340 : | edgomez | 1192 | quant_intra 2 |
341 : | sub eax, edi ; DC (+1) | ||
342 : | xor ebp, edi ; sign(DC) dcscalar /2 (-1) | ||
343 : | mov edi, [esp + 16 + 16] ; dscalar | ||
344 : | lea eax, [byte eax + ebp] ; DC + sign(DC) dcscalar/2 | ||
345 : | mov ebp, [byte esp] | ||
346 : | edgomez | 1174 | |
347 : | edgomez | 1192 | quant_intra 3 |
348 : | psubw mm5, mm4 ;C8 | ||
349 : | mov esi, [esp + 12] ; pop back the register value | ||
350 : | mov edi, [esp + 4] ; pop back the register value | ||
351 : | sar eax, 16 | ||
352 : | lea ebx, [byte eax + 1] ; workaround for eax < 0 | ||
353 : | cmovs eax, ebx ; conditionnaly move the corrected value | ||
354 : | mov [edx], ax ; coeff[0] = ax | ||
355 : | mov ebx, [esp + 8] ; pop back the register value | ||
356 : | add esp, byte 16 ; "quant_intra 0" pushed ebp, but we don't restore that one, just correct the stack offset by 16 | ||
357 : | psubw mm7, mm6 ;D8 | ||
358 : | movq [edx + 3 * 32 + 16], mm5 ;C9 | ||
359 : | movq [edx + 3 * 32 + 24], mm7 ;D9 | ||
360 : | edgomez | 1174 | |
361 : | edgomez | 1192 | xor eax, eax |
362 : | ret | ||
363 : | edgomez | 1174 | |
364 : | edgomez | 1192 | ALIGN 16 |
365 : | |||
366 : | edgomez | 1174 | .q1loop |
367 : | edgomez | 1192 | quant_intra1 0 |
368 : | mov ebp, [esp + 16 + 16] ; dcscalar | ||
369 : | movsx eax, word [byte ecx] ; DC | ||
370 : | edgomez | 1174 | |
371 : | edgomez | 1192 | quant_intra1 1 |
372 : | mov edi, eax | ||
373 : | sar edi, 31 ; sign(DC) | ||
374 : | shr ebp, byte 1 ; ebp = dcscalar /2 | ||
375 : | edgomez | 1174 | |
376 : | edgomez | 1192 | quant_intra1 2 |
377 : | sub eax, edi ; DC (+1) | ||
378 : | xor ebp, edi ; sign(DC) dcscalar /2 (-1) | ||
379 : | mov edi, [esp + 16 + 16] ; dcscalar | ||
380 : | lea eax, [byte eax + ebp] ; DC + sign(DC) dcscalar /2 | ||
381 : | mov ebp, [byte esp] | ||
382 : | edgomez | 1174 | |
383 : | edgomez | 1192 | quant_intra1 3 |
384 : | psubw mm5, mm4 ;C8 | ||
385 : | mov esi, [dword esp + 12] ; pop back the register value | ||
386 : | mov edi, [esp + 4] ; pop back the register value | ||
387 : | sar eax, 16 | ||
388 : | lea ebx, [byte eax + 1] ; workaround for eax < 0 | ||
389 : | cmovs eax, ebx ; conditionnaly move the corrected value | ||
390 : | mov [edx], ax ; coeff[0] = ax | ||
391 : | mov ebx, [esp + 8] ; pop back the register value | ||
392 : | add esp, byte 16 ; "quant_intra 0" pushed ebp, but we don't restore that one, just correct the stack offset by 16 | ||
393 : | psubw mm7, mm6 ;D8 | ||
394 : | movq [edx + 3 * 32 + 16], mm5 ;C9 | ||
395 : | movq [edx + 3 * 32 + 24], mm7 ;D9 | ||
396 : | edgomez | 1174 | |
397 : | edgomez | 1192 | xor eax, eax |
398 : | ret | ||
399 : | edgomez | 1174 | |
400 : | |||
401 : | |||
402 : | |||
403 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
404 : | edgomez | 1174 | ; |
405 : | edgomez | 1176 | ; uint32_t quant_h263_inter_3dne(int16_t * coeff, |
406 : | ; const int16_t const * data, | ||
407 : | ; const uint32_t quant); | ||
408 : | edgomez | 1174 | ; |
409 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
410 : | edgomez | 1174 | ;This is Athlon-optimized code (ca 90 clk per call) |
411 : | ;Optimized by Jaan, 30 Nov 2002 | ||
412 : | |||
413 : | |||
414 : | edgomez | 1192 | %macro quantinter 1 |
415 : | movq mm1, [eax] ;A2 | ||
416 : | psraw mm3, 15 ;B6 | ||
417 : | edgomez | 1174 | %if (%1) |
418 : | edgomez | 1192 | psubw mm2, mm6 ;C10 |
419 : | edgomez | 1174 | %endif |
420 : | edgomez | 1192 | psubw mm1, mm0 ;A3 |
421 : | pmulhw mm4, mm7 ;B7 | ||
422 : | movq mm6, [ecx + %1*24+16] ;C1 | ||
423 : | pmaxsw mm1, mm0 ;A4 | ||
424 : | paddw mm5, mm4 ;B8 | ||
425 : | edgomez | 1174 | %if (%1) |
426 : | edgomez | 1192 | movq [edx + %1*24+16-24], mm2 ;C11 |
427 : | edgomez | 1174 | %endif |
428 : | edgomez | 1192 | psubusw mm1, [ebx] ;A5 mm0 -= sub (unsigned, dont go < 0) |
429 : | pxor mm4, mm3 ;B9 | ||
430 : | movq mm2, [eax] ;C2 | ||
431 : | psraw mm0, 15 ;A6 | ||
432 : | psubw mm4, mm3 ;B10 | ||
433 : | psubw mm2, mm6 ;C3 | ||
434 : | pmulhw mm1, mm7 ;A7 mm0 = (mm0 / 2Q) >> 24 | ||
435 : | movq mm3, [ecx + %1*24+8] ;B1 | ||
436 : | pmaxsw mm2, mm6 ;C4 | ||
437 : | paddw mm5, mm1 ;A8 sum += mm0 | ||
438 : | edgomez | 1174 | %if (%1) |
439 : | edgomez | 1192 | movq [edx + %1*24+8-24], mm4 ;B11 |
440 : | %else | ||
441 : | movq [edx + 120], mm4 ;B11 | ||
442 : | edgomez | 1174 | %endif |
443 : | edgomez | 1192 | psubusw mm2, [ebx] ;C5 |
444 : | pxor mm1, mm0 ;A9 mm0 *= sign(mm0) | ||
445 : | movq mm4, [eax] ;B2 | ||
446 : | psraw mm6, 15 ;C6 | ||
447 : | psubw mm1, mm0 ;A10 undisplace | ||
448 : | psubw mm4, mm3 ;B3 | ||
449 : | pmulhw mm2, mm7 ;C7 | ||
450 : | movq mm0, [ecx + %1*24+24] ;A1 mm0 = [1st] | ||
451 : | pmaxsw mm4, mm3 ;B4 | ||
452 : | paddw mm5, mm2 ;C8 | ||
453 : | movq [byte edx + %1*24], mm1 ;A11 | ||
454 : | psubusw mm4, [ebx] ;B5 | ||
455 : | pxor mm2, mm6 ;C9 | ||
456 : | edgomez | 1174 | %endmacro |
457 : | |||
458 : | %macro quantinter1 1 | ||
459 : | edgomez | 1192 | movq mm0, [byte ecx + %1*16] ;mm0 = [1st] |
460 : | movq mm3, [ecx + %1*16+8] ; | ||
461 : | movq mm1, [eax] | ||
462 : | movq mm4, [eax] | ||
463 : | psubw mm1, mm0 | ||
464 : | psubw mm4, mm3 | ||
465 : | pmaxsw mm1, mm0 | ||
466 : | pmaxsw mm4, mm3 | ||
467 : | psubusw mm1, mm6 ; mm0 -= sub (unsigned, dont go < 0) | ||
468 : | psubusw mm4, mm6 ; | ||
469 : | psraw mm0, 15 | ||
470 : | psraw mm3, 15 | ||
471 : | psrlw mm1, 1 ; mm0 = (mm0 / 2Q) >> 16 | ||
472 : | psrlw mm4, 1 ; | ||
473 : | paddw mm5, mm1 ; sum += mm0 | ||
474 : | pxor mm1, mm0 ; mm0 *= sign(mm0) | ||
475 : | paddw mm5, mm4 | ||
476 : | pxor mm4, mm3 ; | ||
477 : | psubw mm1, mm0 ; undisplace | ||
478 : | psubw mm4, mm3 | ||
479 : | cmp esp, esp | ||
480 : | movq [byte edx + %1*16], mm1 | ||
481 : | movq [edx + %1*16+8], mm4 | ||
482 : | edgomez | 1174 | %endmacro |
483 : | |||
484 : | edgomez | 1192 | ALIGN 16 |
485 : | edgomez | 1174 | cglobal quant_h263_inter_3dne |
486 : | quant_h263_inter_3dne: | ||
487 : | edgomez | 1192 | mov edx, [esp + 4] ; coeff |
488 : | mov ecx, [esp + 8] ; data | ||
489 : | mov eax, [esp + 12] ; quant | ||
490 : | push ebx | ||
491 : | edgomez | 1174 | |
492 : | edgomez | 1192 | pxor mm5, mm5 ; sum |
493 : | nop | ||
494 : | lea ebx,[mmx_sub + eax * 8 - 8] ; sub | ||
495 : | movq mm7, [mmx_div + eax * 8 - 8] ; divider | ||
496 : | edgomez | 1174 | |
497 : | edgomez | 1192 | cmp al, 1 |
498 : | lea eax, [mmzero] | ||
499 : | jz near .q1loop | ||
500 : | cmp esp, esp | ||
501 : | ALIGN 8 | ||
502 : | movq mm3, [ecx + 120] ;B1 | ||
503 : | pxor mm4, mm4 ;B2 | ||
504 : | psubw mm4, mm3 ;B3 | ||
505 : | movq mm0, [ecx] ;A1 mm0 = [1st] | ||
506 : | pmaxsw mm4, mm3 ;B4 | ||
507 : | psubusw mm4, [ebx] ;B5 | ||
508 : | edgomez | 1174 | |
509 : | edgomez | 1192 | quantinter 0 |
510 : | quantinter 1 | ||
511 : | quantinter 2 | ||
512 : | quantinter 3 | ||
513 : | quantinter 4 | ||
514 : | edgomez | 1174 | |
515 : | edgomez | 1192 | psraw mm3, 15 ;B6 |
516 : | psubw mm2, mm6 ;C10 | ||
517 : | pmulhw mm4, mm7 ;B7 | ||
518 : | paddw mm5, mm4 ;B8 | ||
519 : | pxor mm4, mm3 ;B9 | ||
520 : | psubw mm4, mm3 ;B10 | ||
521 : | movq [edx + 4*24+16], mm2 ;C11 | ||
522 : | pop ebx | ||
523 : | movq [edx + 4*24+8], mm4 ;B11 | ||
524 : | pmaddwd mm5, [plus_one] | ||
525 : | movq mm0, mm5 | ||
526 : | punpckhdq mm5, mm5 | ||
527 : | paddd mm0, mm5 | ||
528 : | movd eax, mm0 ; return sum | ||
529 : | edgomez | 1174 | |
530 : | edgomez | 1192 | ret |
531 : | edgomez | 1174 | |
532 : | edgomez | 1192 | ALIGN 16 |
533 : | edgomez | 1174 | .q1loop |
534 : | edgomez | 1192 | movq mm6, [byte ebx] |
535 : | edgomez | 1174 | |
536 : | edgomez | 1192 | quantinter1 0 |
537 : | quantinter1 1 | ||
538 : | quantinter1 2 | ||
539 : | quantinter1 3 | ||
540 : | quantinter1 4 | ||
541 : | quantinter1 5 | ||
542 : | quantinter1 6 | ||
543 : | quantinter1 7 | ||
544 : | edgomez | 1174 | |
545 : | edgomez | 1192 | pmaddwd mm5, [plus_one] |
546 : | movq mm0, mm5 | ||
547 : | psrlq mm5, 32 | ||
548 : | paddd mm0, mm5 | ||
549 : | movd eax, mm0 ; return sum | ||
550 : | edgomez | 1174 | |
551 : | edgomez | 1192 | pop ebx |
552 : | edgomez | 1174 | |
553 : | edgomez | 1192 | ret |
554 : | |||
555 : | ;----------------------------------------------------------------------------- | ||
556 : | edgomez | 1174 | ; |
557 : | edgomez | 1176 | ; uint32_t dequant_h263_intra_3dne(int16_t *data, |
558 : | ; const int16_t const *coeff, | ||
559 : | ; const uint32_t quant, | ||
560 : | ; const uint32_t dcscalar); | ||
561 : | edgomez | 1174 | ; |
562 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
563 : | edgomez | 1174 | |
564 : | ; this is the same as dequant_inter_3dne, except that we're | ||
565 : | ; saturating using 'pminsw' (saves 2 cycles/loop => ~5% faster) | ||
566 : | |||
567 : | ;This is Athlon-optimized code (ca 106 clk per call) | ||
568 : | |||
569 : | %macro dequant 1 | ||
570 : | edgomez | 1192 | movq mm1, [ecx+%1*24] ; c = coeff[i] ;A2 |
571 : | psubw mm0, mm1 ;-c ;A3 (1st dep) | ||
572 : | edgomez | 1174 | %if (%1) |
573 : | edgomez | 1192 | paddw mm4, mm6 ;C11 mm6 free (4th+) |
574 : | edgomez | 1174 | %endif |
575 : | edgomez | 1192 | pmaxsw mm0, mm1 ;|c| ;A4 (2nd) |
576 : | edgomez | 1174 | %if (%1) |
577 : | edgomez | 1192 | mov ebp, ebp |
578 : | pminsw mm4, [ebx] ;C12 saturates to +2047 (5th+) later | ||
579 : | edgomez | 1174 | %endif |
580 : | edgomez | 1192 | movq mm6, [esi] ;0 ;A5 mm6 in use |
581 : | pandn mm7, [eax] ;B9 offset = isZero ? 0 : quant_add (2nd) | ||
582 : | edgomez | 1174 | %if (%1) |
583 : | edgomez | 1192 | pxor mm5, mm4 ;C13 (6th+) 1later |
584 : | edgomez | 1174 | %endif |
585 : | edgomez | 1192 | movq mm4, [esi] ;C1 ;0 |
586 : | mov esp, esp | ||
587 : | pcmpeqw mm6, [ecx+%1*24] ;A6 (c ==0) ? -1 : 0 (1st) | ||
588 : | ALIGN 4 | ||
589 : | psraw mm1, 15 ; sign(c) ;A7 (2nd) | ||
590 : | edgomez | 1174 | %if (%1) |
591 : | edgomez | 1192 | movq [edx+%1*24+16-24], mm5 ; C14 (7th) 2later |
592 : | edgomez | 1174 | %endif |
593 : | edgomez | 1192 | paddw mm7, mm3 ;B10 offset +negate back (3rd) |
594 : | pmullw mm0, [edi] ;*= 2Q ;A8 (3rd+) | ||
595 : | paddw mm2, mm7 ;B11 mm7 free (4th+) | ||
596 : | lea ebp, [byte ebp] | ||
597 : | movq mm5, [ecx+%1*24+16] ;C2 ; c = coeff[i] | ||
598 : | psubw mm4, mm5 ;-c ;C3 (1st dep) | ||
599 : | pandn mm6, [eax] ;A9 offset = isZero ? 0 : quant_add (2nd) | ||
600 : | pminsw mm2, [ebx] ;B12 saturates to +2047 (5th+) | ||
601 : | pxor mm3, mm2 ;B13 (6th+) | ||
602 : | movq mm2, [byte esi] ;B1 ;0 | ||
603 : | edgomez | 1174 | %if (%1) |
604 : | edgomez | 1192 | movq [edx+%1*24+8-24], mm3 ;B14 (7th) |
605 : | edgomez | 1174 | %else |
606 : | edgomez | 1192 | movq [edx+120], mm3 |
607 : | edgomez | 1174 | %endif |
608 : | edgomez | 1192 | pmaxsw mm4, mm5 ;|c| ;C4 (2nd) |
609 : | paddw mm6, mm1 ;A10 offset +negate back (3rd) | ||
610 : | movq mm3, [ecx+%1*24 + 8] ;B2 ; c = coeff[i] | ||
611 : | psubw mm2, mm3 ;-c ;B3 (1st dep) | ||
612 : | paddw mm0, mm6 ;A11 mm6 free (4th+) | ||
613 : | movq mm6, [byte esi] ;0 ;C5 mm6 in use | ||
614 : | pcmpeqw mm6, [ecx+%1*24+16] ;C6 (c ==0) ? -1 : 0 (1st) | ||
615 : | pminsw mm0, [ebx] ;A12 saturates to +2047 (5th+) | ||
616 : | pmaxsw mm2, mm3 ;|c| ;B4 (2nd) | ||
617 : | pxor mm1, mm0 ;A13 (6th+) | ||
618 : | pmullw mm4, [edi] ;*= 2Q ;C8 (3rd+) | ||
619 : | psraw mm5, 15 ; sign(c) ;C7 (2nd) | ||
620 : | movq mm7, [byte esi] ;0 ;B5 mm7 in use | ||
621 : | pcmpeqw mm7, [ecx+%1*24 + 8] ;B6 (c ==0) ? -1 : 0 (1st) | ||
622 : | edgomez | 1174 | %if (%1 < 4) |
623 : | edgomez | 1192 | movq mm0, [byte esi] ;A1 ;0 |
624 : | edgomez | 1174 | %endif |
625 : | edgomez | 1192 | pandn mm6, [byte eax] ;C9 offset = isZero ? 0 : quant_add (2nd) |
626 : | psraw mm3, 15 ;sign(c) ;B7 (2nd) | ||
627 : | movq [byte edx+%1*24], mm1 ;A14 (7th) | ||
628 : | paddw mm6, mm5 ;C10 offset +negate back (3rd) | ||
629 : | pmullw mm2, [edi] ;*= 2Q ;B8 (3rd+) | ||
630 : | mov esp, esp | ||
631 : | edgomez | 1174 | %endmacro |
632 : | |||
633 : | |||
634 : | edgomez | 1192 | ALIGN 16 |
635 : | edgomez | 1174 | cglobal dequant_h263_intra_3dne |
636 : | dequant_h263_intra_3dne: | ||
637 : | edgomez | 1192 | mov ecx, [esp+ 8] ; coeff |
638 : | mov eax, [esp+12] ; quant | ||
639 : | pxor mm0, mm0 | ||
640 : | pxor mm2, mm2 | ||
641 : | push edi | ||
642 : | push ebx | ||
643 : | lea edi, [mmx_mul + eax*8 - 8] ; 2*quant | ||
644 : | push ebp | ||
645 : | mov ebx, mmx_2047 | ||
646 : | movsx ebp, word [ecx] | ||
647 : | lea eax, [mmx_add + eax*8 - 8] ; quant or quant-1 | ||
648 : | push esi | ||
649 : | mov esi, mmzero | ||
650 : | pxor mm7, mm7 | ||
651 : | movq mm3, [ecx+120] ;B2 ; c = coeff[i] | ||
652 : | pcmpeqw mm7, [ecx+120] ;B6 (c ==0) ? -1 : 0 (1st) | ||
653 : | edgomez | 1174 | |
654 : | edgomez | 1192 | imul ebp, [esp+16+16] ; dcscalar |
655 : | psubw mm2, mm3 ;-c ;B3 (1st dep) | ||
656 : | pmaxsw mm2, mm3 ;|c| ;B4 (2nd) | ||
657 : | pmullw mm2, [edi] ;*= 2Q ;B8 (3rd+) | ||
658 : | psraw mm3, 15 ; sign(c) ;B7 (2nd) | ||
659 : | mov edx, [esp+ 4+16] ; data | ||
660 : | edgomez | 1174 | |
661 : | edgomez | 1192 | ALIGN 8 |
662 : | dequant 0 | ||
663 : | edgomez | 1174 | |
664 : | edgomez | 1192 | cmp ebp, -2048 |
665 : | mov esp, esp | ||
666 : | edgomez | 1174 | |
667 : | edgomez | 1192 | dequant 1 |
668 : | edgomez | 1174 | |
669 : | edgomez | 1192 | cmovl ebp, [int_2048] |
670 : | nop | ||
671 : | edgomez | 1174 | |
672 : | edgomez | 1192 | dequant 2 |
673 : | edgomez | 1174 | |
674 : | edgomez | 1192 | cmp ebp, 2047 |
675 : | mov esp, esp | ||
676 : | edgomez | 1174 | |
677 : | edgomez | 1192 | dequant 3 |
678 : | edgomez | 1176 | |
679 : | edgomez | 1192 | cmovg ebp, [int2047] |
680 : | nop | ||
681 : | edgomez | 1174 | |
682 : | edgomez | 1192 | dequant 4 |
683 : | |||
684 : | paddw mm4, mm6 ;C11 mm6 free (4th+) | ||
685 : | pminsw mm4, [ebx] ;C12 saturates to +2047 (5th+) | ||
686 : | pandn mm7, [eax] ;B9 offset = isZero ? 0 : quant_add (2nd) | ||
687 : | mov eax, ebp | ||
688 : | mov esi, [esp] | ||
689 : | mov ebp, [esp+4] | ||
690 : | pxor mm5, mm4 ;C13 (6th+) | ||
691 : | paddw mm7, mm3 ;B10 offset +negate back (3rd) | ||
692 : | movq [edx+4*24+16], mm5 ;C14 (7th) | ||
693 : | paddw mm2, mm7 ;B11 mm7 free (4th+) | ||
694 : | pminsw mm2, [ebx] ;B12 saturates to +2047 (5th+) | ||
695 : | mov ebx, [esp+8] | ||
696 : | mov edi, [esp+12] | ||
697 : | add esp, byte 16 | ||
698 : | pxor mm3, mm2 ;B13 (6th+) | ||
699 : | movq [edx+4*24+8], mm3 ;B14 (7th) | ||
700 : | mov [edx], ax | ||
701 : | |||
702 : | xor eax, eax | ||
703 : | ret | ||
704 : | |||
705 : | ;----------------------------------------------------------------------------- | ||
706 : | edgomez | 1174 | ; |
707 : | edgomez | 1176 | ; uint32_t dequant_h263_inter_3dne(int16_t * data, |
708 : | ; const int16_t * const coeff, | ||
709 : | ; const uint32_t quant); | ||
710 : | edgomez | 1174 | ; |
711 : | edgomez | 1192 | ;----------------------------------------------------------------------------- |
712 : | edgomez | 1174 | |
713 : | ; this is the same as dequant_inter_3dne, | ||
714 : | ; except that we're saturating using 'pminsw' (saves 2 cycles/loop) | ||
715 : | edgomez | 1176 | ; This is Athlon-optimized code (ca 100 clk per call) |
716 : | edgomez | 1174 | |
717 : | edgomez | 1192 | ALIGN 16 |
718 : | edgomez | 1174 | cglobal dequant_h263_inter_3dne |
719 : | dequant_h263_inter_3dne: | ||
720 : | edgomez | 1192 | mov ecx, [esp+ 8] ; coeff |
721 : | mov eax, [esp+12] ; quant | ||
722 : | pxor mm0, mm0 | ||
723 : | pxor mm2, mm2 | ||
724 : | push edi | ||
725 : | push ebx | ||
726 : | push esi | ||
727 : | lea edi, [mmx_mul + eax*8 - 8] ; 2*quant | ||
728 : | mov ebx, mmx_2047 | ||
729 : | pxor mm7, mm7 | ||
730 : | movq mm3, [ecx+120] ;B2 ; c = coeff[i] | ||
731 : | pcmpeqw mm7, [ecx+120] ;B6 (c ==0) ? -1 : 0 (1st) | ||
732 : | lea eax, [mmx_add + eax*8 - 8] ; quant or quant-1 | ||
733 : | psubw mm2, mm3 ;-c ;B3 (1st dep) | ||
734 : | mov esi, mmzero | ||
735 : | pmaxsw mm2, mm3 ;|c| ;B4 (2nd) | ||
736 : | pmullw mm2, [edi] ;*= 2Q ;B8 (3rd+) | ||
737 : | psraw mm3, 15 ; sign(c) ;B7 (2nd) | ||
738 : | mov edx, [dword esp+ 4+12] ; data | ||
739 : | edgomez | 1174 | |
740 : | edgomez | 1192 | ALIGN 8 |
741 : | edgomez | 1174 | |
742 : | edgomez | 1192 | dequant 0 |
743 : | dequant 1 | ||
744 : | dequant 2 | ||
745 : | dequant 3 | ||
746 : | dequant 4 | ||
747 : | edgomez | 1174 | |
748 : | edgomez | 1192 | paddw mm4, mm6 ;C11 mm6 free (4th+) |
749 : | pminsw mm4, [ebx] ;C12 saturates to +2047 (5th+) | ||
750 : | pandn mm7, [eax] ;B9 offset = isZero ? 0 : quant_add (2nd) | ||
751 : | mov esi, [esp] | ||
752 : | pxor mm5, mm4 ;C13 (6th+) | ||
753 : | paddw mm7, mm3 ;B10 offset +negate back (3rd) | ||
754 : | movq [edx+4*24+16], mm5 ;C14 (7th) | ||
755 : | paddw mm2, mm7 ;B11 mm7 free (4th+) | ||
756 : | pminsw mm2, [ebx] ;B12 saturates to +2047 (5th+) | ||
757 : | mov ebx, [esp+4] | ||
758 : | mov edi, [esp+8] | ||
759 : | add esp, byte 12 | ||
760 : | pxor mm3, mm2 ;B13 (6th+) | ||
761 : | movq [edx+4*24+8], mm3 ;B14 (7th) | ||
762 : | edgomez | 1174 | |
763 : | edgomez | 1192 | xor eax, eax |
764 : | ret |
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