36 #ifndef MBEDTLS_BN_MUL_H
37 #define MBEDTLS_BN_MUL_H
39 #if !defined(MBEDTLS_CONFIG_FILE)
42 #include MBEDTLS_CONFIG_FILE
52 #if defined(MBEDTLS_HAVE_INT32)
54 #define MBEDTLS_BYTES_TO_T_UINT_4( a, b, c, d ) \
55 ( (mbedtls_mpi_uint) (a) << 0 ) | \
56 ( (mbedtls_mpi_uint) (b) << 8 ) | \
57 ( (mbedtls_mpi_uint) (c) << 16 ) | \
58 ( (mbedtls_mpi_uint) (d) << 24 )
60 #define MBEDTLS_BYTES_TO_T_UINT_2( a, b ) \
61 MBEDTLS_BYTES_TO_T_UINT_4( a, b, 0, 0 )
63 #define MBEDTLS_BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
64 MBEDTLS_BYTES_TO_T_UINT_4( a, b, c, d ), \
65 MBEDTLS_BYTES_TO_T_UINT_4( e, f, g, h )
69 #define MBEDTLS_BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
70 ( (mbedtls_mpi_uint) (a) << 0 ) | \
71 ( (mbedtls_mpi_uint) (b) << 8 ) | \
72 ( (mbedtls_mpi_uint) (c) << 16 ) | \
73 ( (mbedtls_mpi_uint) (d) << 24 ) | \
74 ( (mbedtls_mpi_uint) (e) << 32 ) | \
75 ( (mbedtls_mpi_uint) (f) << 40 ) | \
76 ( (mbedtls_mpi_uint) (g) << 48 ) | \
77 ( (mbedtls_mpi_uint) (h) << 56 )
79 #define MBEDTLS_BYTES_TO_T_UINT_4( a, b, c, d ) \
80 MBEDTLS_BYTES_TO_T_UINT_8( a, b, c, d, 0, 0, 0, 0 )
82 #define MBEDTLS_BYTES_TO_T_UINT_2( a, b ) \
83 MBEDTLS_BYTES_TO_T_UINT_8( a, b, 0, 0, 0, 0, 0, 0 )
87 #if defined(MBEDTLS_HAVE_ASM)
94 #if defined(__GNUC__) && \
95 ( !defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000 )
103 #if defined(__i386__) && defined(__OPTIMIZE__)
105 #define MULADDC_INIT \
107 "movl %%ebx, %0 \n\t" \
108 "movl %5, %%esi \n\t" \
109 "movl %6, %%edi \n\t" \
110 "movl %7, %%ecx \n\t" \
111 "movl %8, %%ebx \n\t"
113 #define MULADDC_CORE \
116 "addl %%ecx, %%eax \n\t" \
117 "adcl $0, %%edx \n\t" \
118 "addl (%%edi), %%eax \n\t" \
119 "adcl $0, %%edx \n\t" \
120 "movl %%edx, %%ecx \n\t" \
123 #if defined(MBEDTLS_HAVE_SSE2)
125 #define MULADDC_HUIT \
126 "movd %%ecx, %%mm1 \n\t" \
127 "movd %%ebx, %%mm0 \n\t" \
128 "movd (%%edi), %%mm3 \n\t" \
129 "paddq %%mm3, %%mm1 \n\t" \
130 "movd (%%esi), %%mm2 \n\t" \
131 "pmuludq %%mm0, %%mm2 \n\t" \
132 "movd 4(%%esi), %%mm4 \n\t" \
133 "pmuludq %%mm0, %%mm4 \n\t" \
134 "movd 8(%%esi), %%mm6 \n\t" \
135 "pmuludq %%mm0, %%mm6 \n\t" \
136 "movd 12(%%esi), %%mm7 \n\t" \
137 "pmuludq %%mm0, %%mm7 \n\t" \
138 "paddq %%mm2, %%mm1 \n\t" \
139 "movd 4(%%edi), %%mm3 \n\t" \
140 "paddq %%mm4, %%mm3 \n\t" \
141 "movd 8(%%edi), %%mm5 \n\t" \
142 "paddq %%mm6, %%mm5 \n\t" \
143 "movd 12(%%edi), %%mm4 \n\t" \
144 "paddq %%mm4, %%mm7 \n\t" \
145 "movd %%mm1, (%%edi) \n\t" \
146 "movd 16(%%esi), %%mm2 \n\t" \
147 "pmuludq %%mm0, %%mm2 \n\t" \
148 "psrlq $32, %%mm1 \n\t" \
149 "movd 20(%%esi), %%mm4 \n\t" \
150 "pmuludq %%mm0, %%mm4 \n\t" \
151 "paddq %%mm3, %%mm1 \n\t" \
152 "movd 24(%%esi), %%mm6 \n\t" \
153 "pmuludq %%mm0, %%mm6 \n\t" \
154 "movd %%mm1, 4(%%edi) \n\t" \
155 "psrlq $32, %%mm1 \n\t" \
156 "movd 28(%%esi), %%mm3 \n\t" \
157 "pmuludq %%mm0, %%mm3 \n\t" \
158 "paddq %%mm5, %%mm1 \n\t" \
159 "movd 16(%%edi), %%mm5 \n\t" \
160 "paddq %%mm5, %%mm2 \n\t" \
161 "movd %%mm1, 8(%%edi) \n\t" \
162 "psrlq $32, %%mm1 \n\t" \
163 "paddq %%mm7, %%mm1 \n\t" \
164 "movd 20(%%edi), %%mm5 \n\t" \
165 "paddq %%mm5, %%mm4 \n\t" \
166 "movd %%mm1, 12(%%edi) \n\t" \
167 "psrlq $32, %%mm1 \n\t" \
168 "paddq %%mm2, %%mm1 \n\t" \
169 "movd 24(%%edi), %%mm5 \n\t" \
170 "paddq %%mm5, %%mm6 \n\t" \
171 "movd %%mm1, 16(%%edi) \n\t" \
172 "psrlq $32, %%mm1 \n\t" \
173 "paddq %%mm4, %%mm1 \n\t" \
174 "movd 28(%%edi), %%mm5 \n\t" \
175 "paddq %%mm5, %%mm3 \n\t" \
176 "movd %%mm1, 20(%%edi) \n\t" \
177 "psrlq $32, %%mm1 \n\t" \
178 "paddq %%mm6, %%mm1 \n\t" \
179 "movd %%mm1, 24(%%edi) \n\t" \
180 "psrlq $32, %%mm1 \n\t" \
181 "paddq %%mm3, %%mm1 \n\t" \
182 "movd %%mm1, 28(%%edi) \n\t" \
183 "addl $32, %%edi \n\t" \
184 "addl $32, %%esi \n\t" \
185 "psrlq $32, %%mm1 \n\t" \
186 "movd %%mm1, %%ecx \n\t"
188 #define MULADDC_STOP \
190 "movl %4, %%ebx \n\t" \
191 "movl %%ecx, %1 \n\t" \
192 "movl %%edi, %2 \n\t" \
193 "movl %%esi, %3 \n\t" \
194 : "=m" (t), "=m" (c), "=m" (d), "=m" (s) \
195 : "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \
196 : "eax", "ebx", "ecx", "edx", "esi", "edi" \
201 #define MULADDC_STOP \
202 "movl %4, %%ebx \n\t" \
203 "movl %%ecx, %1 \n\t" \
204 "movl %%edi, %2 \n\t" \
205 "movl %%esi, %3 \n\t" \
206 : "=m" (t), "=m" (c), "=m" (d), "=m" (s) \
207 : "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \
208 : "eax", "ebx", "ecx", "edx", "esi", "edi" \
213 #if defined(__amd64__) || defined (__x86_64__)
215 #define MULADDC_INIT \
219 #define MULADDC_CORE \
220 "movq (%%rsi), %%rax\n" \
223 "addq %%rcx, %%rax\n" \
224 "movq %%r8, %%rcx\n" \
227 "addq %%rax, (%%rdi)\n" \
228 "adcq %%rdx, %%rcx\n" \
231 #define MULADDC_STOP \
232 : "+c" (c), "+D" (d), "+S" (s), "+m" (*(uint64_t (*)[16]) d) \
233 : "b" (b), "m" (*(const uint64_t (*)[16]) s) \
234 : "rax", "rdx", "r8" \
239 #if defined(__aarch64__)
241 #define MULADDC_INIT \
244 #define MULADDC_CORE \
245 "ldr x4, [%2], #8 \n\t" \
246 "ldr x5, [%1] \n\t" \
247 "mul x6, x4, %4 \n\t" \
248 "umulh x7, x4, %4 \n\t" \
249 "adds x5, x5, x6 \n\t" \
250 "adc x7, x7, xzr \n\t" \
251 "adds x5, x5, %0 \n\t" \
252 "adc %0, x7, xzr \n\t" \
253 "str x5, [%1], #8 \n\t"
255 #define MULADDC_STOP \
256 : "+r" (c), "+r" (d), "+r" (s), "+m" (*(uint64_t (*)[16]) d) \
257 : "r" (b), "m" (*(const uint64_t (*)[16]) s) \
258 : "x4", "x5", "x6", "x7", "cc" \
263 #if defined(__mc68020__) || defined(__mcpu32__)
265 #define MULADDC_INIT \
267 "movl %3, %%a2 \n\t" \
268 "movl %4, %%a3 \n\t" \
269 "movl %5, %%d3 \n\t" \
270 "movl %6, %%d2 \n\t" \
271 "moveq #0, %%d0 \n\t"
273 #define MULADDC_CORE \
274 "movel %%a2@+, %%d1 \n\t" \
275 "mulul %%d2, %%d4:%%d1 \n\t" \
276 "addl %%d3, %%d1 \n\t" \
277 "addxl %%d0, %%d4 \n\t" \
278 "moveq #0, %%d3 \n\t" \
279 "addl %%d1, %%a3@+ \n\t" \
280 "addxl %%d4, %%d3 \n\t"
282 #define MULADDC_STOP \
283 "movl %%d3, %0 \n\t" \
284 "movl %%a3, %1 \n\t" \
285 "movl %%a2, %2 \n\t" \
286 : "=m" (c), "=m" (d), "=m" (s) \
287 : "m" (s), "m" (d), "m" (c), "m" (b) \
288 : "d0", "d1", "d2", "d3", "d4", "a2", "a3" \
291 #define MULADDC_HUIT \
292 "movel %%a2@+, %%d1 \n\t" \
293 "mulul %%d2, %%d4:%%d1 \n\t" \
294 "addxl %%d3, %%d1 \n\t" \
295 "addxl %%d0, %%d4 \n\t" \
296 "addl %%d1, %%a3@+ \n\t" \
297 "movel %%a2@+, %%d1 \n\t" \
298 "mulul %%d2, %%d3:%%d1 \n\t" \
299 "addxl %%d4, %%d1 \n\t" \
300 "addxl %%d0, %%d3 \n\t" \
301 "addl %%d1, %%a3@+ \n\t" \
302 "movel %%a2@+, %%d1 \n\t" \
303 "mulul %%d2, %%d4:%%d1 \n\t" \
304 "addxl %%d3, %%d1 \n\t" \
305 "addxl %%d0, %%d4 \n\t" \
306 "addl %%d1, %%a3@+ \n\t" \
307 "movel %%a2@+, %%d1 \n\t" \
308 "mulul %%d2, %%d3:%%d1 \n\t" \
309 "addxl %%d4, %%d1 \n\t" \
310 "addxl %%d0, %%d3 \n\t" \
311 "addl %%d1, %%a3@+ \n\t" \
312 "movel %%a2@+, %%d1 \n\t" \
313 "mulul %%d2, %%d4:%%d1 \n\t" \
314 "addxl %%d3, %%d1 \n\t" \
315 "addxl %%d0, %%d4 \n\t" \
316 "addl %%d1, %%a3@+ \n\t" \
317 "movel %%a2@+, %%d1 \n\t" \
318 "mulul %%d2, %%d3:%%d1 \n\t" \
319 "addxl %%d4, %%d1 \n\t" \
320 "addxl %%d0, %%d3 \n\t" \
321 "addl %%d1, %%a3@+ \n\t" \
322 "movel %%a2@+, %%d1 \n\t" \
323 "mulul %%d2, %%d4:%%d1 \n\t" \
324 "addxl %%d3, %%d1 \n\t" \
325 "addxl %%d0, %%d4 \n\t" \
326 "addl %%d1, %%a3@+ \n\t" \
327 "movel %%a2@+, %%d1 \n\t" \
328 "mulul %%d2, %%d3:%%d1 \n\t" \
329 "addxl %%d4, %%d1 \n\t" \
330 "addxl %%d0, %%d3 \n\t" \
331 "addl %%d1, %%a3@+ \n\t" \
332 "addxl %%d0, %%d3 \n\t"
336 #if defined(__powerpc64__) || defined(__ppc64__)
338 #if defined(__MACH__) && defined(__APPLE__)
340 #define MULADDC_INIT \
346 "addi r3, r3, -8 \n\t" \
347 "addi r4, r4, -8 \n\t" \
348 "addic r5, r5, 0 \n\t"
350 #define MULADDC_CORE \
351 "ldu r7, 8(r3) \n\t" \
352 "mulld r8, r7, r6 \n\t" \
353 "mulhdu r9, r7, r6 \n\t" \
354 "adde r8, r8, r5 \n\t" \
355 "ld r7, 8(r4) \n\t" \
356 "addze r5, r9 \n\t" \
357 "addc r8, r8, r7 \n\t" \
358 "stdu r8, 8(r4) \n\t"
360 #define MULADDC_STOP \
361 "addze r5, r5 \n\t" \
362 "addi r4, r4, 8 \n\t" \
363 "addi r3, r3, 8 \n\t" \
367 : "=m" (c), "=m" (d), "=m" (s) \
368 : "m" (s), "m" (d), "m" (c), "m" (b) \
369 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
375 #define MULADDC_INIT \
381 "addi %%r3, %%r3, -8 \n\t" \
382 "addi %%r4, %%r4, -8 \n\t" \
383 "addic %%r5, %%r5, 0 \n\t"
385 #define MULADDC_CORE \
386 "ldu %%r7, 8(%%r3) \n\t" \
387 "mulld %%r8, %%r7, %%r6 \n\t" \
388 "mulhdu %%r9, %%r7, %%r6 \n\t" \
389 "adde %%r8, %%r8, %%r5 \n\t" \
390 "ld %%r7, 8(%%r4) \n\t" \
391 "addze %%r5, %%r9 \n\t" \
392 "addc %%r8, %%r8, %%r7 \n\t" \
393 "stdu %%r8, 8(%%r4) \n\t"
395 #define MULADDC_STOP \
396 "addze %%r5, %%r5 \n\t" \
397 "addi %%r4, %%r4, 8 \n\t" \
398 "addi %%r3, %%r3, 8 \n\t" \
399 "std %%r5, %0 \n\t" \
400 "std %%r4, %1 \n\t" \
401 "std %%r3, %2 \n\t" \
402 : "=m" (c), "=m" (d), "=m" (s) \
403 : "m" (s), "m" (d), "m" (c), "m" (b) \
404 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
409 #elif defined(__powerpc__) || defined(__ppc__)
411 #if defined(__MACH__) && defined(__APPLE__)
413 #define MULADDC_INIT \
419 "addi r3, r3, -4 \n\t" \
420 "addi r4, r4, -4 \n\t" \
421 "addic r5, r5, 0 \n\t"
423 #define MULADDC_CORE \
424 "lwzu r7, 4(r3) \n\t" \
425 "mullw r8, r7, r6 \n\t" \
426 "mulhwu r9, r7, r6 \n\t" \
427 "adde r8, r8, r5 \n\t" \
428 "lwz r7, 4(r4) \n\t" \
429 "addze r5, r9 \n\t" \
430 "addc r8, r8, r7 \n\t" \
431 "stwu r8, 4(r4) \n\t"
433 #define MULADDC_STOP \
434 "addze r5, r5 \n\t" \
435 "addi r4, r4, 4 \n\t" \
436 "addi r3, r3, 4 \n\t" \
440 : "=m" (c), "=m" (d), "=m" (s) \
441 : "m" (s), "m" (d), "m" (c), "m" (b) \
442 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
447 #define MULADDC_INIT \
449 "lwz %%r3, %3 \n\t" \
450 "lwz %%r4, %4 \n\t" \
451 "lwz %%r5, %5 \n\t" \
452 "lwz %%r6, %6 \n\t" \
453 "addi %%r3, %%r3, -4 \n\t" \
454 "addi %%r4, %%r4, -4 \n\t" \
455 "addic %%r5, %%r5, 0 \n\t"
457 #define MULADDC_CORE \
458 "lwzu %%r7, 4(%%r3) \n\t" \
459 "mullw %%r8, %%r7, %%r6 \n\t" \
460 "mulhwu %%r9, %%r7, %%r6 \n\t" \
461 "adde %%r8, %%r8, %%r5 \n\t" \
462 "lwz %%r7, 4(%%r4) \n\t" \
463 "addze %%r5, %%r9 \n\t" \
464 "addc %%r8, %%r8, %%r7 \n\t" \
465 "stwu %%r8, 4(%%r4) \n\t"
467 #define MULADDC_STOP \
468 "addze %%r5, %%r5 \n\t" \
469 "addi %%r4, %%r4, 4 \n\t" \
470 "addi %%r3, %%r3, 4 \n\t" \
471 "stw %%r5, %0 \n\t" \
472 "stw %%r4, %1 \n\t" \
473 "stw %%r3, %2 \n\t" \
474 : "=m" (c), "=m" (d), "=m" (s) \
475 : "m" (s), "m" (d), "m" (c), "m" (b) \
476 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
487 #if 0 && defined(__sparc__)
488 #if defined(__sparc64__)
490 #define MULADDC_INIT \
492 "ldx %3, %%o0 \n\t" \
493 "ldx %4, %%o1 \n\t" \
497 #define MULADDC_CORE \
498 "ld [%%o0], %%o4 \n\t" \
500 "ld [%%o1], %%o5 \n\t" \
501 "umul %%o3, %%o4, %%o4 \n\t" \
502 "addcc %%o4, %%o2, %%o4 \n\t" \
503 "rd %%y, %%g1 \n\t" \
504 "addx %%g1, 0, %%g1 \n\t" \
505 "addcc %%o4, %%o5, %%o4 \n\t" \
506 "st %%o4, [%%o1] \n\t" \
507 "addx %%g1, 0, %%o2 \n\t" \
510 #define MULADDC_STOP \
512 "stx %%o1, %1 \n\t" \
513 "stx %%o0, %2 \n\t" \
514 : "=m" (c), "=m" (d), "=m" (s) \
515 : "m" (s), "m" (d), "m" (c), "m" (b) \
516 : "g1", "o0", "o1", "o2", "o3", "o4", \
522 #define MULADDC_INIT \
529 #define MULADDC_CORE \
530 "ld [%%o0], %%o4 \n\t" \
532 "ld [%%o1], %%o5 \n\t" \
533 "umul %%o3, %%o4, %%o4 \n\t" \
534 "addcc %%o4, %%o2, %%o4 \n\t" \
535 "rd %%y, %%g1 \n\t" \
536 "addx %%g1, 0, %%g1 \n\t" \
537 "addcc %%o4, %%o5, %%o4 \n\t" \
538 "st %%o4, [%%o1] \n\t" \
539 "addx %%g1, 0, %%o2 \n\t" \
542 #define MULADDC_STOP \
546 : "=m" (c), "=m" (d), "=m" (s) \
547 : "m" (s), "m" (d), "m" (c), "m" (b) \
548 : "g1", "o0", "o1", "o2", "o3", "o4", \
555 #if defined(__microblaze__) || defined(microblaze)
557 #define MULADDC_INIT \
563 "andi r7, r6, 0xffff \n\t" \
564 "bsrli r6, r6, 16 \n\t"
566 #define MULADDC_CORE \
567 "lhui r8, r3, 0 \n\t" \
568 "addi r3, r3, 2 \n\t" \
569 "lhui r9, r3, 0 \n\t" \
570 "addi r3, r3, 2 \n\t" \
571 "mul r10, r9, r6 \n\t" \
572 "mul r11, r8, r7 \n\t" \
573 "mul r12, r9, r7 \n\t" \
574 "mul r13, r8, r6 \n\t" \
575 "bsrli r8, r10, 16 \n\t" \
576 "bsrli r9, r11, 16 \n\t" \
577 "add r13, r13, r8 \n\t" \
578 "add r13, r13, r9 \n\t" \
579 "bslli r10, r10, 16 \n\t" \
580 "bslli r11, r11, 16 \n\t" \
581 "add r12, r12, r10 \n\t" \
582 "addc r13, r13, r0 \n\t" \
583 "add r12, r12, r11 \n\t" \
584 "addc r13, r13, r0 \n\t" \
585 "lwi r10, r4, 0 \n\t" \
586 "add r12, r12, r10 \n\t" \
587 "addc r13, r13, r0 \n\t" \
588 "add r12, r12, r5 \n\t" \
589 "addc r5, r13, r0 \n\t" \
590 "swi r12, r4, 0 \n\t" \
591 "addi r4, r4, 4 \n\t"
593 #define MULADDC_STOP \
597 : "=m" (c), "=m" (d), "=m" (s) \
598 : "m" (s), "m" (d), "m" (c), "m" (b) \
599 : "r3", "r4", "r5", "r6", "r7", "r8", \
600 "r9", "r10", "r11", "r12", "r13" \
605 #if defined(__tricore__)
607 #define MULADDC_INIT \
609 "ld.a %%a2, %3 \n\t" \
610 "ld.a %%a3, %4 \n\t" \
611 "ld.w %%d4, %5 \n\t" \
612 "ld.w %%d1, %6 \n\t" \
613 "xor %%d5, %%d5 \n\t"
615 #define MULADDC_CORE \
616 "ld.w %%d0, [%%a2+] \n\t" \
617 "madd.u %%e2, %%e4, %%d0, %%d1 \n\t" \
618 "ld.w %%d0, [%%a3] \n\t" \
619 "addx %%d2, %%d2, %%d0 \n\t" \
620 "addc %%d3, %%d3, 0 \n\t" \
621 "mov %%d4, %%d3 \n\t" \
622 "st.w [%%a3+], %%d2 \n\t"
624 #define MULADDC_STOP \
625 "st.w %0, %%d4 \n\t" \
626 "st.a %1, %%a3 \n\t" \
627 "st.a %2, %%a2 \n\t" \
628 : "=m" (c), "=m" (d), "=m" (s) \
629 : "m" (s), "m" (d), "m" (c), "m" (b) \
630 : "d0", "d1", "e2", "d4", "a2", "a3" \
646 #if defined(__GNUC__) && !defined(__OPTIMIZE__)
647 #define MULADDC_CANNOT_USE_R7
650 #if defined(__arm__) && !defined(MULADDC_CANNOT_USE_R7)
652 #if defined(__thumb__) && !defined(__thumb2__)
654 #define MULADDC_INIT \
660 "lsr r7, r3, #16 \n\t" \
662 "lsl r7, r3, #16 \n\t" \
663 "lsr r7, r7, #16 \n\t" \
666 #define MULADDC_CORE \
667 "ldmia r0!, {r6} \n\t" \
668 "lsr r7, r6, #16 \n\t" \
669 "lsl r6, r6, #16 \n\t" \
670 "lsr r6, r6, #16 \n\t" \
679 "lsr r3, r6, #16 \n\t" \
680 "add r5, r5, r3 \n\t" \
681 "lsr r3, r7, #16 \n\t" \
682 "add r5, r5, r3 \n\t" \
683 "add r4, r4, r2 \n\t" \
686 "lsl r3, r6, #16 \n\t" \
687 "add r4, r4, r3 \n\t" \
689 "lsl r3, r7, #16 \n\t" \
690 "add r4, r4, r3 \n\t" \
692 "ldr r3, [r1] \n\t" \
693 "add r4, r4, r3 \n\t" \
695 "stmia r1!, {r4} \n\t"
697 #define MULADDC_STOP \
701 : "=m" (c), "=m" (d), "=m" (s) \
702 : "m" (s), "m" (d), "m" (c), "m" (b) \
703 : "r0", "r1", "r2", "r3", "r4", "r5", \
704 "r6", "r7", "r8", "r9", "cc" \
707 #elif (__ARM_ARCH >= 6) && \
708 defined (__ARM_FEATURE_DSP) && (__ARM_FEATURE_DSP == 1)
710 #define MULADDC_INIT \
713 #define MULADDC_CORE \
714 "ldr r0, [%0], #4 \n\t" \
715 "ldr r1, [%1] \n\t" \
716 "umaal r1, %2, %3, r0 \n\t" \
717 "str r1, [%1], #4 \n\t"
719 #define MULADDC_STOP \
720 : "=r" (s), "=r" (d), "=r" (c) \
721 : "r" (b), "0" (s), "1" (d), "2" (c) \
722 : "r0", "r1", "memory" \
727 #define MULADDC_INIT \
734 #define MULADDC_CORE \
735 "ldr r4, [r0], #4 \n\t" \
737 "ldr r6, [r1] \n\t" \
738 "umlal r2, r5, r3, r4 \n\t" \
739 "adds r7, r6, r2 \n\t" \
740 "adc r2, r5, #0 \n\t" \
741 "str r7, [r1], #4 \n\t"
743 #define MULADDC_STOP \
747 : "=m" (c), "=m" (d), "=m" (s) \
748 : "m" (s), "m" (d), "m" (c), "m" (b) \
749 : "r0", "r1", "r2", "r3", "r4", "r5", \
757 #if defined(__alpha__)
759 #define MULADDC_INIT \
766 #define MULADDC_CORE \
767 "ldq $6, 0($1) \n\t" \
768 "addq $1, 8, $1 \n\t" \
769 "mulq $6, $4, $7 \n\t" \
770 "umulh $6, $4, $6 \n\t" \
771 "addq $7, $3, $7 \n\t" \
772 "cmpult $7, $3, $3 \n\t" \
773 "ldq $5, 0($2) \n\t" \
774 "addq $7, $5, $7 \n\t" \
775 "cmpult $7, $5, $5 \n\t" \
776 "stq $7, 0($2) \n\t" \
777 "addq $2, 8, $2 \n\t" \
778 "addq $6, $3, $3 \n\t" \
779 "addq $5, $3, $3 \n\t"
781 #define MULADDC_STOP \
785 : "=m" (c), "=m" (d), "=m" (s) \
786 : "m" (s), "m" (d), "m" (c), "m" (b) \
787 : "$1", "$2", "$3", "$4", "$5", "$6", "$7" \
791 #if defined(__mips__) && !defined(__mips64)
793 #define MULADDC_INIT \
800 #define MULADDC_CORE \
801 "lw $14, 0($10) \n\t" \
802 "multu $13, $14 \n\t" \
803 "addi $10, $10, 4 \n\t" \
806 "addu $14, $12, $14 \n\t" \
807 "lw $15, 0($11) \n\t" \
808 "sltu $12, $14, $12 \n\t" \
809 "addu $15, $14, $15 \n\t" \
810 "sltu $14, $15, $14 \n\t" \
811 "addu $12, $12, $9 \n\t" \
812 "sw $15, 0($11) \n\t" \
813 "addu $12, $12, $14 \n\t" \
814 "addi $11, $11, 4 \n\t"
816 #define MULADDC_STOP \
820 : "=m" (c), "=m" (d), "=m" (s) \
821 : "m" (s), "m" (d), "m" (c), "m" (b) \
822 : "$9", "$10", "$11", "$12", "$13", "$14", "$15", "lo", "hi" \
828 #if (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__)
830 #define MULADDC_INIT \
836 #define MULADDC_CORE \
841 __asm add eax, [edi] \
846 #if defined(MBEDTLS_HAVE_SSE2)
848 #define EMIT __asm _emit
850 #define MULADDC_HUIT \
851 EMIT 0x0F EMIT 0x6E EMIT 0xC9 \
852 EMIT 0x0F EMIT 0x6E EMIT 0xC3 \
853 EMIT 0x0F EMIT 0x6E EMIT 0x1F \
854 EMIT 0x0F EMIT 0xD4 EMIT 0xCB \
855 EMIT 0x0F EMIT 0x6E EMIT 0x16 \
856 EMIT 0x0F EMIT 0xF4 EMIT 0xD0 \
857 EMIT 0x0F EMIT 0x6E EMIT 0x66 EMIT 0x04 \
858 EMIT 0x0F EMIT 0xF4 EMIT 0xE0 \
859 EMIT 0x0F EMIT 0x6E EMIT 0x76 EMIT 0x08 \
860 EMIT 0x0F EMIT 0xF4 EMIT 0xF0 \
861 EMIT 0x0F EMIT 0x6E EMIT 0x7E EMIT 0x0C \
862 EMIT 0x0F EMIT 0xF4 EMIT 0xF8 \
863 EMIT 0x0F EMIT 0xD4 EMIT 0xCA \
864 EMIT 0x0F EMIT 0x6E EMIT 0x5F EMIT 0x04 \
865 EMIT 0x0F EMIT 0xD4 EMIT 0xDC \
866 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x08 \
867 EMIT 0x0F EMIT 0xD4 EMIT 0xEE \
868 EMIT 0x0F EMIT 0x6E EMIT 0x67 EMIT 0x0C \
869 EMIT 0x0F EMIT 0xD4 EMIT 0xFC \
870 EMIT 0x0F EMIT 0x7E EMIT 0x0F \
871 EMIT 0x0F EMIT 0x6E EMIT 0x56 EMIT 0x10 \
872 EMIT 0x0F EMIT 0xF4 EMIT 0xD0 \
873 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
874 EMIT 0x0F EMIT 0x6E EMIT 0x66 EMIT 0x14 \
875 EMIT 0x0F EMIT 0xF4 EMIT 0xE0 \
876 EMIT 0x0F EMIT 0xD4 EMIT 0xCB \
877 EMIT 0x0F EMIT 0x6E EMIT 0x76 EMIT 0x18 \
878 EMIT 0x0F EMIT 0xF4 EMIT 0xF0 \
879 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x04 \
880 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
881 EMIT 0x0F EMIT 0x6E EMIT 0x5E EMIT 0x1C \
882 EMIT 0x0F EMIT 0xF4 EMIT 0xD8 \
883 EMIT 0x0F EMIT 0xD4 EMIT 0xCD \
884 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x10 \
885 EMIT 0x0F EMIT 0xD4 EMIT 0xD5 \
886 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x08 \
887 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
888 EMIT 0x0F EMIT 0xD4 EMIT 0xCF \
889 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x14 \
890 EMIT 0x0F EMIT 0xD4 EMIT 0xE5 \
891 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x0C \
892 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
893 EMIT 0x0F EMIT 0xD4 EMIT 0xCA \
894 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x18 \
895 EMIT 0x0F EMIT 0xD4 EMIT 0xF5 \
896 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x10 \
897 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
898 EMIT 0x0F EMIT 0xD4 EMIT 0xCC \
899 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x1C \
900 EMIT 0x0F EMIT 0xD4 EMIT 0xDD \
901 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x14 \
902 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
903 EMIT 0x0F EMIT 0xD4 EMIT 0xCE \
904 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x18 \
905 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
906 EMIT 0x0F EMIT 0xD4 EMIT 0xCB \
907 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x1C \
908 EMIT 0x83 EMIT 0xC7 EMIT 0x20 \
909 EMIT 0x83 EMIT 0xC6 EMIT 0x20 \
910 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
911 EMIT 0x0F EMIT 0x7E EMIT 0xC9
913 #define MULADDC_STOP \
914 EMIT 0x0F EMIT 0x77 \
921 #define MULADDC_STOP \
931 #if !defined(MULADDC_CORE)
932 #if defined(MBEDTLS_HAVE_UDBL)
934 #define MULADDC_INIT \
937 mbedtls_mpi_uint r0, r1;
939 #define MULADDC_CORE \
940 r = *(s++) * (mbedtls_t_udbl) b; \
941 r0 = (mbedtls_mpi_uint) r; \
942 r1 = (mbedtls_mpi_uint)( r >> biL ); \
943 r0 += c; r1 += (r0 < c); \
944 r0 += *d; r1 += (r0 < *d); \
947 #define MULADDC_STOP \
951 #define MULADDC_INIT \
953 mbedtls_mpi_uint s0, s1, b0, b1; \
954 mbedtls_mpi_uint r0, r1, rx, ry; \
955 b0 = ( b << biH ) >> biH; \
958 #define MULADDC_CORE \
959 s0 = ( *s << biH ) >> biH; \
960 s1 = ( *s >> biH ); s++; \
961 rx = s0 * b1; r0 = s0 * b0; \
962 ry = s1 * b0; r1 = s1 * b1; \
963 r1 += ( rx >> biH ); \
964 r1 += ( ry >> biH ); \
965 rx <<= biH; ry <<= biH; \
966 r0 += rx; r1 += (r0 < rx); \
967 r0 += ry; r1 += (r0 < ry); \
968 r0 += c; r1 += (r0 < c); \
969 r0 += *d; r1 += (r0 < *d); \
972 #define MULADDC_STOP \
Multi-precision integer library.
Configuration options (set of defines)