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review.trustedfirmware.org / mirror / mbed-tls / refs/heads/mbedtls-1.3 / . / include / polarssl / bn_mul.h
blob: 78777416df6e4fa858176198fa3903c0cb2bdf03 [file] [log] [blame]
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]1/**
2 * \file bn_mul.h
Paul Bakkere0ccd0a2009-01-04 16:27:10 +0000[diff] [blame]3 *
Paul Bakker37ca75d2011-01-06 12:28:03 +0000[diff] [blame]4 * \brief Multi-precision integer library
5 *
Manuel Pégourié-Gonnarda658a402015-01-23 09:45:19 +0000[diff] [blame]6 * Copyright (C) 2006-2010, ARM Limited, All Rights Reserved
Paul Bakkerb96f1542010-07-18 20:36:00 +0000[diff] [blame]7 *
Manuel Pégourié-Gonnardfe446432015-03-06 13:17:10 +0000[diff] [blame]8 * This file is part of mbed TLS (https://tls.mbed.org)
Paul Bakkerb96f1542010-07-18 20:36:00 +0000[diff] [blame]9 *
Paul Bakkere0ccd0a2009-01-04 16:27:10 +0000[diff] [blame]10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License along
21 * with this program; if not, write to the Free Software Foundation, Inc.,
22 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]23 */
24/*
25 * Multiply source vector [s] with b, add result
26 * to destination vector [d] and set carry c.
27 *
28 * Currently supports:
29 *
30 * . IA-32 (386+) . AMD64 / EM64T
31 * . IA-32 (SSE2) . Motorola 68000
32 * . PowerPC, 32-bit . MicroBlaze
33 * . PowerPC, 64-bit . TriCore
34 * . SPARC v8 . ARM v3+
35 * . Alpha . MIPS32
36 * . C, longlong . C, generic
37 */
Paul Bakker40e46942009-01-03 21:51:57 +0000[diff] [blame]38#ifndef POLARSSL_BN_MUL_H
39#define POLARSSL_BN_MUL_H
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]40
Paul Bakker66219872012-01-22 20:38:13 +0000[diff] [blame]41#include "bignum.h"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]42
Paul Bakker40e46942009-01-03 21:51:57 +0000[diff] [blame]43#if defined(POLARSSL_HAVE_ASM)
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]44
Manuel Pégourié-Gonnardcc86ac52015-08-10 12:10:39 +0200[diff] [blame]45/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
46#if defined(__GNUC__) && \
47 ( !defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000 )
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]48#if defined(__i386__)
49
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]50#define MULADDC_INIT \
51 asm( \
52 "movl %%ebx, %0 \n\t" \
53 "movl %5, %%esi \n\t" \
54 "movl %6, %%edi \n\t" \
55 "movl %7, %%ecx \n\t" \
56 "movl %8, %%ebx \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]57
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]58#define MULADDC_CORE \
59 "lodsl \n\t" \
60 "mull %%ebx \n\t" \
61 "addl %%ecx, %%eax \n\t" \
62 "adcl $0, %%edx \n\t" \
63 "addl (%%edi), %%eax \n\t" \
64 "adcl $0, %%edx \n\t" \
65 "movl %%edx, %%ecx \n\t" \
66 "stosl \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]67
Paul Bakker40e46942009-01-03 21:51:57 +0000[diff] [blame]68#if defined(POLARSSL_HAVE_SSE2)
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]69
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]70#define MULADDC_HUIT \
71 "movd %%ecx, %%mm1 \n\t" \
72 "movd %%ebx, %%mm0 \n\t" \
73 "movd (%%edi), %%mm3 \n\t" \
74 "paddq %%mm3, %%mm1 \n\t" \
75 "movd (%%esi), %%mm2 \n\t" \
76 "pmuludq %%mm0, %%mm2 \n\t" \
77 "movd 4(%%esi), %%mm4 \n\t" \
78 "pmuludq %%mm0, %%mm4 \n\t" \
79 "movd 8(%%esi), %%mm6 \n\t" \
80 "pmuludq %%mm0, %%mm6 \n\t" \
81 "movd 12(%%esi), %%mm7 \n\t" \
82 "pmuludq %%mm0, %%mm7 \n\t" \
83 "paddq %%mm2, %%mm1 \n\t" \
84 "movd 4(%%edi), %%mm3 \n\t" \
85 "paddq %%mm4, %%mm3 \n\t" \
86 "movd 8(%%edi), %%mm5 \n\t" \
87 "paddq %%mm6, %%mm5 \n\t" \
88 "movd 12(%%edi), %%mm4 \n\t" \
89 "paddq %%mm4, %%mm7 \n\t" \
90 "movd %%mm1, (%%edi) \n\t" \
91 "movd 16(%%esi), %%mm2 \n\t" \
92 "pmuludq %%mm0, %%mm2 \n\t" \
93 "psrlq $32, %%mm1 \n\t" \
94 "movd 20(%%esi), %%mm4 \n\t" \
95 "pmuludq %%mm0, %%mm4 \n\t" \
96 "paddq %%mm3, %%mm1 \n\t" \
97 "movd 24(%%esi), %%mm6 \n\t" \
98 "pmuludq %%mm0, %%mm6 \n\t" \
99 "movd %%mm1, 4(%%edi) \n\t" \
100 "psrlq $32, %%mm1 \n\t" \
101 "movd 28(%%esi), %%mm3 \n\t" \
102 "pmuludq %%mm0, %%mm3 \n\t" \
103 "paddq %%mm5, %%mm1 \n\t" \
104 "movd 16(%%edi), %%mm5 \n\t" \
105 "paddq %%mm5, %%mm2 \n\t" \
106 "movd %%mm1, 8(%%edi) \n\t" \
107 "psrlq $32, %%mm1 \n\t" \
108 "paddq %%mm7, %%mm1 \n\t" \
109 "movd 20(%%edi), %%mm5 \n\t" \
110 "paddq %%mm5, %%mm4 \n\t" \
111 "movd %%mm1, 12(%%edi) \n\t" \
112 "psrlq $32, %%mm1 \n\t" \
113 "paddq %%mm2, %%mm1 \n\t" \
114 "movd 24(%%edi), %%mm5 \n\t" \
115 "paddq %%mm5, %%mm6 \n\t" \
116 "movd %%mm1, 16(%%edi) \n\t" \
117 "psrlq $32, %%mm1 \n\t" \
118 "paddq %%mm4, %%mm1 \n\t" \
119 "movd 28(%%edi), %%mm5 \n\t" \
120 "paddq %%mm5, %%mm3 \n\t" \
121 "movd %%mm1, 20(%%edi) \n\t" \
122 "psrlq $32, %%mm1 \n\t" \
123 "paddq %%mm6, %%mm1 \n\t" \
124 "movd %%mm1, 24(%%edi) \n\t" \
125 "psrlq $32, %%mm1 \n\t" \
126 "paddq %%mm3, %%mm1 \n\t" \
127 "movd %%mm1, 28(%%edi) \n\t" \
128 "addl $32, %%edi \n\t" \
129 "addl $32, %%esi \n\t" \
130 "psrlq $32, %%mm1 \n\t" \
131 "movd %%mm1, %%ecx \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]132
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]133#define MULADDC_STOP \
134 "emms \n\t" \
135 "movl %4, %%ebx \n\t" \
136 "movl %%ecx, %1 \n\t" \
137 "movl %%edi, %2 \n\t" \
138 "movl %%esi, %3 \n\t" \
Paul Bakkerc89cf7c2009-07-19 21:37:39 +0000[diff] [blame]139 : "=m" (t), "=m" (c), "=m" (d), "=m" (s) \
140 : "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \
141 : "eax", "ecx", "edx", "esi", "edi" \
142 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]143
144#else
145
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]146#define MULADDC_STOP \
147 "movl %4, %%ebx \n\t" \
148 "movl %%ecx, %1 \n\t" \
149 "movl %%edi, %2 \n\t" \
150 "movl %%esi, %3 \n\t" \
Paul Bakkerc89cf7c2009-07-19 21:37:39 +0000[diff] [blame]151 : "=m" (t), "=m" (c), "=m" (d), "=m" (s) \
152 : "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \
153 : "eax", "ecx", "edx", "esi", "edi" \
154 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]155#endif /* SSE2 */
156#endif /* i386 */
157
158#if defined(__amd64__) || defined (__x86_64__)
159
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]160#define MULADDC_INIT \
161 asm( \
162 "movq %3, %%rsi \n\t" \
163 "movq %4, %%rdi \n\t" \
164 "movq %5, %%rcx \n\t" \
165 "movq %6, %%rbx \n\t" \
166 "xorq %%r8, %%r8 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]167
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]168#define MULADDC_CORE \
169 "movq (%%rsi), %%rax \n\t" \
170 "mulq %%rbx \n\t" \
171 "addq $8, %%rsi \n\t" \
172 "addq %%rcx, %%rax \n\t" \
173 "movq %%r8, %%rcx \n\t" \
174 "adcq $0, %%rdx \n\t" \
175 "nop \n\t" \
176 "addq %%rax, (%%rdi) \n\t" \
177 "adcq %%rdx, %%rcx \n\t" \
178 "addq $8, %%rdi \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]179
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]180#define MULADDC_STOP \
181 "movq %%rcx, %0 \n\t" \
182 "movq %%rdi, %1 \n\t" \
183 "movq %%rsi, %2 \n\t" \
Manuel Pégourié-Gonnarddef018d2014-01-07 17:50:46 +0100[diff] [blame]184 : "=m" (c), "=m" (d), "=m" (s) \
185 : "m" (s), "m" (d), "m" (c), "m" (b) \
186 : "rax", "rcx", "rdx", "rbx", "rsi", "rdi", "r8" \
187 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]188
189#endif /* AMD64 */
190
191#if defined(__mc68020__) || defined(__mcpu32__)
192
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]193#define MULADDC_INIT \
194 asm( \
195 "movl %3, %%a2 \n\t" \
196 "movl %4, %%a3 \n\t" \
197 "movl %5, %%d3 \n\t" \
198 "movl %6, %%d2 \n\t" \
199 "moveq #0, %%d0 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]200
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]201#define MULADDC_CORE \
202 "movel %%a2@+, %%d1 \n\t" \
203 "mulul %%d2, %%d4:%%d1 \n\t" \
204 "addl %%d3, %%d1 \n\t" \
205 "addxl %%d0, %%d4 \n\t" \
206 "moveq #0, %%d3 \n\t" \
207 "addl %%d1, %%a3@+ \n\t" \
208 "addxl %%d4, %%d3 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]209
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]210#define MULADDC_STOP \
211 "movl %%d3, %0 \n\t" \
212 "movl %%a3, %1 \n\t" \
213 "movl %%a2, %2 \n\t" \
Manuel Pégourié-Gonnard3b05e4c2014-01-10 15:30:23 +0100[diff] [blame]214 : "=m" (c), "=m" (d), "=m" (s) \
215 : "m" (s), "m" (d), "m" (c), "m" (b) \
216 : "d0", "d1", "d2", "d3", "d4", "a2", "a3" \
217 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]218
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]219#define MULADDC_HUIT \
220 "movel %%a2@+, %%d1 \n\t" \
221 "mulul %%d2, %%d4:%%d1 \n\t" \
222 "addxl %%d3, %%d1 \n\t" \
223 "addxl %%d0, %%d4 \n\t" \
224 "addl %%d1, %%a3@+ \n\t" \
225 "movel %%a2@+, %%d1 \n\t" \
226 "mulul %%d2, %%d3:%%d1 \n\t" \
227 "addxl %%d4, %%d1 \n\t" \
228 "addxl %%d0, %%d3 \n\t" \
229 "addl %%d1, %%a3@+ \n\t" \
230 "movel %%a2@+, %%d1 \n\t" \
231 "mulul %%d2, %%d4:%%d1 \n\t" \
232 "addxl %%d3, %%d1 \n\t" \
233 "addxl %%d0, %%d4 \n\t" \
234 "addl %%d1, %%a3@+ \n\t" \
235 "movel %%a2@+, %%d1 \n\t" \
236 "mulul %%d2, %%d3:%%d1 \n\t" \
237 "addxl %%d4, %%d1 \n\t" \
238 "addxl %%d0, %%d3 \n\t" \
239 "addl %%d1, %%a3@+ \n\t" \
240 "movel %%a2@+, %%d1 \n\t" \
241 "mulul %%d2, %%d4:%%d1 \n\t" \
242 "addxl %%d3, %%d1 \n\t" \
243 "addxl %%d0, %%d4 \n\t" \
244 "addl %%d1, %%a3@+ \n\t" \
245 "movel %%a2@+, %%d1 \n\t" \
246 "mulul %%d2, %%d3:%%d1 \n\t" \
247 "addxl %%d4, %%d1 \n\t" \
248 "addxl %%d0, %%d3 \n\t" \
249 "addl %%d1, %%a3@+ \n\t" \
250 "movel %%a2@+, %%d1 \n\t" \
251 "mulul %%d2, %%d4:%%d1 \n\t" \
252 "addxl %%d3, %%d1 \n\t" \
253 "addxl %%d0, %%d4 \n\t" \
254 "addl %%d1, %%a3@+ \n\t" \
255 "movel %%a2@+, %%d1 \n\t" \
256 "mulul %%d2, %%d3:%%d1 \n\t" \
257 "addxl %%d4, %%d1 \n\t" \
258 "addxl %%d0, %%d3 \n\t" \
259 "addl %%d1, %%a3@+ \n\t" \
260 "addxl %%d0, %%d3 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]261
262#endif /* MC68000 */
263
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]264#if defined(__powerpc64__) || defined(__ppc64__)
265
266#if defined(__MACH__) && defined(__APPLE__)
267
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]268#define MULADDC_INIT \
269 asm( \
270 "ld r3, %3 \n\t" \
271 "ld r4, %4 \n\t" \
272 "ld r5, %5 \n\t" \
273 "ld r6, %6 \n\t" \
274 "addi r3, r3, -8 \n\t" \
275 "addi r4, r4, -8 \n\t" \
276 "addic r5, r5, 0 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]277
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]278#define MULADDC_CORE \
279 "ldu r7, 8(r3) \n\t" \
280 "mulld r8, r7, r6 \n\t" \
281 "mulhdu r9, r7, r6 \n\t" \
282 "adde r8, r8, r5 \n\t" \
283 "ld r7, 8(r4) \n\t" \
284 "addze r5, r9 \n\t" \
285 "addc r8, r8, r7 \n\t" \
286 "stdu r8, 8(r4) \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]287
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]288#define MULADDC_STOP \
289 "addze r5, r5 \n\t" \
290 "addi r4, r4, 8 \n\t" \
291 "addi r3, r3, 8 \n\t" \
292 "std r5, %0 \n\t" \
293 "std r4, %1 \n\t" \
294 "std r3, %2 \n\t" \
Manuel Pégourié-Gonnard02d800c2014-01-07 19:16:48 +0100[diff] [blame]295 : "=m" (c), "=m" (d), "=m" (s) \
296 : "m" (s), "m" (d), "m" (c), "m" (b) \
297 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
298 );
299
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]300
Paul Bakker9af723c2014-05-01 13:03:14 +0200[diff] [blame]301#else /* __MACH__ && __APPLE__ */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]302
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]303#define MULADDC_INIT \
304 asm( \
305 "ld %%r3, %3 \n\t" \
306 "ld %%r4, %4 \n\t" \
307 "ld %%r5, %5 \n\t" \
308 "ld %%r6, %6 \n\t" \
309 "addi %%r3, %%r3, -8 \n\t" \
310 "addi %%r4, %%r4, -8 \n\t" \
311 "addic %%r5, %%r5, 0 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]312
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]313#define MULADDC_CORE \
314 "ldu %%r7, 8(%%r3) \n\t" \
315 "mulld %%r8, %%r7, %%r6 \n\t" \
316 "mulhdu %%r9, %%r7, %%r6 \n\t" \
317 "adde %%r8, %%r8, %%r5 \n\t" \
318 "ld %%r7, 8(%%r4) \n\t" \
319 "addze %%r5, %%r9 \n\t" \
320 "addc %%r8, %%r8, %%r7 \n\t" \
321 "stdu %%r8, 8(%%r4) \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]322
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]323#define MULADDC_STOP \
324 "addze %%r5, %%r5 \n\t" \
325 "addi %%r4, %%r4, 8 \n\t" \
326 "addi %%r3, %%r3, 8 \n\t" \
327 "std %%r5, %0 \n\t" \
328 "std %%r4, %1 \n\t" \
329 "std %%r3, %2 \n\t" \
Manuel Pégourié-Gonnard02d800c2014-01-07 19:16:48 +0100[diff] [blame]330 : "=m" (c), "=m" (d), "=m" (s) \
331 : "m" (s), "m" (d), "m" (c), "m" (b) \
332 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
333 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]334
Paul Bakker9af723c2014-05-01 13:03:14 +0200[diff] [blame]335#endif /* __MACH__ && __APPLE__ */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]336
Barry K. Nathan35e7cb92014-05-05 23:26:13 -0700[diff] [blame]337#elif defined(__powerpc__) || defined(__ppc__) /* end PPC64/begin PPC32 */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]338
339#if defined(__MACH__) && defined(__APPLE__)
340
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]341#define MULADDC_INIT \
342 asm( \
343 "lwz r3, %3 \n\t" \
344 "lwz r4, %4 \n\t" \
345 "lwz r5, %5 \n\t" \
346 "lwz r6, %6 \n\t" \
347 "addi r3, r3, -4 \n\t" \
348 "addi r4, r4, -4 \n\t" \
349 "addic r5, r5, 0 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]350
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]351#define MULADDC_CORE \
352 "lwzu r7, 4(r3) \n\t" \
353 "mullw r8, r7, r6 \n\t" \
354 "mulhwu r9, r7, r6 \n\t" \
355 "adde r8, r8, r5 \n\t" \
356 "lwz r7, 4(r4) \n\t" \
357 "addze r5, r9 \n\t" \
358 "addc r8, r8, r7 \n\t" \
359 "stwu r8, 4(r4) \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]360
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]361#define MULADDC_STOP \
362 "addze r5, r5 \n\t" \
363 "addi r4, r4, 4 \n\t" \
364 "addi r3, r3, 4 \n\t" \
365 "stw r5, %0 \n\t" \
366 "stw r4, %1 \n\t" \
367 "stw r3, %2 \n\t" \
Manuel Pégourié-Gonnard02d800c2014-01-07 19:16:48 +0100[diff] [blame]368 : "=m" (c), "=m" (d), "=m" (s) \
369 : "m" (s), "m" (d), "m" (c), "m" (b) \
370 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
371 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]372
Paul Bakker9af723c2014-05-01 13:03:14 +0200[diff] [blame]373#else /* __MACH__ && __APPLE__ */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]374
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]375#define MULADDC_INIT \
376 asm( \
377 "lwz %%r3, %3 \n\t" \
378 "lwz %%r4, %4 \n\t" \
379 "lwz %%r5, %5 \n\t" \
380 "lwz %%r6, %6 \n\t" \
381 "addi %%r3, %%r3, -4 \n\t" \
382 "addi %%r4, %%r4, -4 \n\t" \
383 "addic %%r5, %%r5, 0 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]384
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]385#define MULADDC_CORE \
386 "lwzu %%r7, 4(%%r3) \n\t" \
387 "mullw %%r8, %%r7, %%r6 \n\t" \
388 "mulhwu %%r9, %%r7, %%r6 \n\t" \
389 "adde %%r8, %%r8, %%r5 \n\t" \
390 "lwz %%r7, 4(%%r4) \n\t" \
391 "addze %%r5, %%r9 \n\t" \
392 "addc %%r8, %%r8, %%r7 \n\t" \
393 "stwu %%r8, 4(%%r4) \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]394
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]395#define MULADDC_STOP \
396 "addze %%r5, %%r5 \n\t" \
397 "addi %%r4, %%r4, 4 \n\t" \
398 "addi %%r3, %%r3, 4 \n\t" \
399 "stw %%r5, %0 \n\t" \
400 "stw %%r4, %1 \n\t" \
401 "stw %%r3, %2 \n\t" \
Manuel Pégourié-Gonnard02d800c2014-01-07 19:16:48 +0100[diff] [blame]402 : "=m" (c), "=m" (d), "=m" (s) \
403 : "m" (s), "m" (d), "m" (c), "m" (b) \
404 : "r3", "r4", "r5", "r6", "r7", "r8", "r9" \
405 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]406
Paul Bakker9af723c2014-05-01 13:03:14 +0200[diff] [blame]407#endif /* __MACH__ && __APPLE__ */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]408
409#endif /* PPC32 */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]410
Manuel Pégourié-Gonnard31357252014-06-24 17:57:57 +0200[diff] [blame]411/*
Manuel Pégourié-Gonnard7bbabea2015-10-21 14:52:24 +0200[diff] [blame]412 * The Sparc(64) assembly is reported to be broken.
Manuel Pégourié-Gonnard31357252014-06-24 17:57:57 +0200[diff] [blame]413 * Disable it for now, until we're able to fix it.
414 */
Manuel Pégourié-Gonnard7bbabea2015-10-21 14:52:24 +0200[diff] [blame]415#if 0 && defined(__sparc__)
416#if defined(__sparc64__)
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]417
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]418#define MULADDC_INIT \
419 asm( \
420 "ldx %3, %%o0 \n\t" \
421 "ldx %4, %%o1 \n\t" \
422 "ld %5, %%o2 \n\t" \
423 "ld %6, %%o3 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]424
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]425#define MULADDC_CORE \
426 "ld [%%o0], %%o4 \n\t" \
427 "inc 4, %%o0 \n\t" \
428 "ld [%%o1], %%o5 \n\t" \
429 "umul %%o3, %%o4, %%o4 \n\t" \
430 "addcc %%o4, %%o2, %%o4 \n\t" \
431 "rd %%y, %%g1 \n\t" \
432 "addx %%g1, 0, %%g1 \n\t" \
433 "addcc %%o4, %%o5, %%o4 \n\t" \
434 "st %%o4, [%%o1] \n\t" \
435 "addx %%g1, 0, %%o2 \n\t" \
436 "inc 4, %%o1 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]437
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]438 #define MULADDC_STOP \
439 "st %%o2, %0 \n\t" \
440 "stx %%o1, %1 \n\t" \
441 "stx %%o0, %2 \n\t" \
Paul Bakker4f024b72012-10-30 07:29:57 +0000[diff] [blame]442 : "=m" (c), "=m" (d), "=m" (s) \
443 : "m" (s), "m" (d), "m" (c), "m" (b) \
444 : "g1", "o0", "o1", "o2", "o3", "o4", \
445 "o5" \
446 );
Paul Bakker4f024b72012-10-30 07:29:57 +0000[diff] [blame]447
Manuel Pégourié-Gonnard7bbabea2015-10-21 14:52:24 +0200[diff] [blame]448#else /* __sparc64__ */
Paul Bakker4f024b72012-10-30 07:29:57 +0000[diff] [blame]449
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]450#define MULADDC_INIT \
451 asm( \
452 "ld %3, %%o0 \n\t" \
453 "ld %4, %%o1 \n\t" \
454 "ld %5, %%o2 \n\t" \
455 "ld %6, %%o3 \n\t"
Paul Bakker4f024b72012-10-30 07:29:57 +0000[diff] [blame]456
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]457#define MULADDC_CORE \
458 "ld [%%o0], %%o4 \n\t" \
459 "inc 4, %%o0 \n\t" \
460 "ld [%%o1], %%o5 \n\t" \
461 "umul %%o3, %%o4, %%o4 \n\t" \
462 "addcc %%o4, %%o2, %%o4 \n\t" \
463 "rd %%y, %%g1 \n\t" \
464 "addx %%g1, 0, %%g1 \n\t" \
465 "addcc %%o4, %%o5, %%o4 \n\t" \
466 "st %%o4, [%%o1] \n\t" \
467 "addx %%g1, 0, %%o2 \n\t" \
468 "inc 4, %%o1 \n\t"
Paul Bakker4f024b72012-10-30 07:29:57 +0000[diff] [blame]469
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]470#define MULADDC_STOP \
471 "st %%o2, %0 \n\t" \
472 "st %%o1, %1 \n\t" \
473 "st %%o0, %2 \n\t" \
Paul Bakker4f024b72012-10-30 07:29:57 +0000[diff] [blame]474 : "=m" (c), "=m" (d), "=m" (s) \
475 : "m" (s), "m" (d), "m" (c), "m" (b) \
476 : "g1", "o0", "o1", "o2", "o3", "o4", \
477 "o5" \
478 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]479
Manuel Pégourié-Gonnard7bbabea2015-10-21 14:52:24 +0200[diff] [blame]480#endif /* __sparc64__ */
481#endif /* __sparc__ */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]482
483#if defined(__microblaze__) || defined(microblaze)
484
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]485#define MULADDC_INIT \
486 asm( \
487 "lwi r3, %3 \n\t" \
488 "lwi r4, %4 \n\t" \
489 "lwi r5, %5 \n\t" \
490 "lwi r6, %6 \n\t" \
491 "andi r7, r6, 0xffff \n\t" \
492 "bsrli r6, r6, 16 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]493
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]494#define MULADDC_CORE \
495 "lhui r8, r3, 0 \n\t" \
496 "addi r3, r3, 2 \n\t" \
497 "lhui r9, r3, 0 \n\t" \
498 "addi r3, r3, 2 \n\t" \
499 "mul r10, r9, r6 \n\t" \
500 "mul r11, r8, r7 \n\t" \
501 "mul r12, r9, r7 \n\t" \
502 "mul r13, r8, r6 \n\t" \
503 "bsrli r8, r10, 16 \n\t" \
504 "bsrli r9, r11, 16 \n\t" \
505 "add r13, r13, r8 \n\t" \
506 "add r13, r13, r9 \n\t" \
507 "bslli r10, r10, 16 \n\t" \
508 "bslli r11, r11, 16 \n\t" \
509 "add r12, r12, r10 \n\t" \
510 "addc r13, r13, r0 \n\t" \
511 "add r12, r12, r11 \n\t" \
512 "addc r13, r13, r0 \n\t" \
513 "lwi r10, r4, 0 \n\t" \
514 "add r12, r12, r10 \n\t" \
515 "addc r13, r13, r0 \n\t" \
516 "add r12, r12, r5 \n\t" \
517 "addc r5, r13, r0 \n\t" \
518 "swi r12, r4, 0 \n\t" \
519 "addi r4, r4, 4 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]520
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]521#define MULADDC_STOP \
522 "swi r5, %0 \n\t" \
523 "swi r4, %1 \n\t" \
524 "swi r3, %2 \n\t" \
Manuel Pégourié-Gonnard1753e2f2014-01-10 15:35:41 +0100[diff] [blame]525 : "=m" (c), "=m" (d), "=m" (s) \
526 : "m" (s), "m" (d), "m" (c), "m" (b) \
527 : "r3", "r4" "r5", "r6", "r7", "r8", \
528 "r9", "r10", "r11", "r12", "r13" \
529 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]530
531#endif /* MicroBlaze */
532
533#if defined(__tricore__)
534
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]535#define MULADDC_INIT \
536 asm( \
537 "ld.a %%a2, %3 \n\t" \
538 "ld.a %%a3, %4 \n\t" \
539 "ld.w %%d4, %5 \n\t" \
540 "ld.w %%d1, %6 \n\t" \
541 "xor %%d5, %%d5 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]542
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]543#define MULADDC_CORE \
544 "ld.w %%d0, [%%a2+] \n\t" \
545 "madd.u %%e2, %%e4, %%d0, %%d1 \n\t" \
546 "ld.w %%d0, [%%a3] \n\t" \
547 "addx %%d2, %%d2, %%d0 \n\t" \
548 "addc %%d3, %%d3, 0 \n\t" \
549 "mov %%d4, %%d3 \n\t" \
550 "st.w [%%a3+], %%d2 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]551
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]552#define MULADDC_STOP \
553 "st.w %0, %%d4 \n\t" \
554 "st.a %1, %%a3 \n\t" \
555 "st.a %2, %%a2 \n\t" \
Manuel Pégourié-Gonnard3f687ad2014-01-10 15:47:50 +0100[diff] [blame]556 : "=m" (c), "=m" (d), "=m" (s) \
557 : "m" (s), "m" (d), "m" (c), "m" (b) \
558 : "d0", "d1", "e2", "d4", "a2", "a3" \
559 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]560
561#endif /* TriCore */
562
Manuel Pégourié-Gonnard54f2c492016-01-08 14:29:11 +0100[diff] [blame]563/*
564 * gcc -O0 by default uses r7 for the frame pointer, so it complains about our
565 * use of r7 below, unless -fomit-frame-pointer is passed. Unfortunately,
566 * passing that option is not easy when building with yotta.
567 *
568 * On the other hand, -fomit-frame-pointer is implied by any -Ox options with
569 * x !=0, which we can detect using __OPTIMIZE__ (which is also defined by
570 * clang and armcc5 under the same conditions).
571 *
572 * So, only use the optimized assembly below for optimized build, which avoids
573 * the build error and is pretty reasonable anyway.
574 */
575#if defined(__GNUC__) && !defined(__OPTIMIZE__)
576#define CANNOT_USE_R7
577#endif
578
579#if defined(__arm__) && !defined(CANNOT_USE_R7)
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]580
Paul Bakkerfc4f46f2013-06-24 19:23:56 +0200[diff] [blame]581#if defined(__thumb__) && !defined(__thumb2__)
Paul Bakker4f9a7bb2012-07-02 08:36:36 +0000[diff] [blame]582
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]583#define MULADDC_INIT \
584 asm( \
585 "ldr r0, %3 \n\t" \
586 "ldr r1, %4 \n\t" \
587 "ldr r2, %5 \n\t" \
588 "ldr r3, %6 \n\t" \
589 "lsr r7, r3, #16 \n\t" \
590 "mov r9, r7 \n\t" \
591 "lsl r7, r3, #16 \n\t" \
592 "lsr r7, r7, #16 \n\t" \
593 "mov r8, r7 \n\t"
Paul Bakker4f9a7bb2012-07-02 08:36:36 +0000[diff] [blame]594
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]595#define MULADDC_CORE \
596 "ldmia r0!, {r6} \n\t" \
597 "lsr r7, r6, #16 \n\t" \
598 "lsl r6, r6, #16 \n\t" \
599 "lsr r6, r6, #16 \n\t" \
600 "mov r4, r8 \n\t" \
601 "mul r4, r6 \n\t" \
602 "mov r3, r9 \n\t" \
603 "mul r6, r3 \n\t" \
604 "mov r5, r9 \n\t" \
605 "mul r5, r7 \n\t" \
606 "mov r3, r8 \n\t" \
607 "mul r7, r3 \n\t" \
608 "lsr r3, r6, #16 \n\t" \
609 "add r5, r5, r3 \n\t" \
610 "lsr r3, r7, #16 \n\t" \
611 "add r5, r5, r3 \n\t" \
612 "add r4, r4, r2 \n\t" \
613 "mov r2, #0 \n\t" \
614 "adc r5, r2 \n\t" \
615 "lsl r3, r6, #16 \n\t" \
616 "add r4, r4, r3 \n\t" \
617 "adc r5, r2 \n\t" \
618 "lsl r3, r7, #16 \n\t" \
619 "add r4, r4, r3 \n\t" \
620 "adc r5, r2 \n\t" \
621 "ldr r3, [r1] \n\t" \
622 "add r4, r4, r3 \n\t" \
623 "adc r2, r5 \n\t" \
624 "stmia r1!, {r4} \n\t"
Paul Bakker4f9a7bb2012-07-02 08:36:36 +0000[diff] [blame]625
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]626#define MULADDC_STOP \
627 "str r2, %0 \n\t" \
628 "str r1, %1 \n\t" \
629 "str r0, %2 \n\t" \
Paul Bakkerfb1cbd32013-03-06 18:14:52 +0100[diff] [blame]630 : "=m" (c), "=m" (d), "=m" (s) \
631 : "m" (s), "m" (d), "m" (c), "m" (b) \
632 : "r0", "r1", "r2", "r3", "r4", "r5", \
Paul Bakkereff2e6d2013-04-11 17:13:22 +0200[diff] [blame]633 "r6", "r7", "r8", "r9", "cc" \
Paul Bakkerfb1cbd32013-03-06 18:14:52 +0100[diff] [blame]634 );
Paul Bakker4f9a7bb2012-07-02 08:36:36 +0000[diff] [blame]635
636#else
Paul Bakkera2713a32011-11-18 12:47:23 +0000[diff] [blame]637
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]638#define MULADDC_INIT \
639 asm( \
640 "ldr r0, %3 \n\t" \
641 "ldr r1, %4 \n\t" \
642 "ldr r2, %5 \n\t" \
643 "ldr r3, %6 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]644
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]645#define MULADDC_CORE \
646 "ldr r4, [r0], #4 \n\t" \
647 "mov r5, #0 \n\t" \
648 "ldr r6, [r1] \n\t" \
649 "umlal r2, r5, r3, r4 \n\t" \
650 "adds r7, r6, r2 \n\t" \
651 "adc r2, r5, #0 \n\t" \
652 "str r7, [r1], #4 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]653
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]654#define MULADDC_STOP \
655 "str r2, %0 \n\t" \
656 "str r1, %1 \n\t" \
657 "str r0, %2 \n\t" \
Paul Bakkerfb1cbd32013-03-06 18:14:52 +0100[diff] [blame]658 : "=m" (c), "=m" (d), "=m" (s) \
659 : "m" (s), "m" (d), "m" (c), "m" (b) \
660 : "r0", "r1", "r2", "r3", "r4", "r5", \
Paul Bakkereff2e6d2013-04-11 17:13:22 +0200[diff] [blame]661 "r6", "r7", "cc" \
Paul Bakkerfb1cbd32013-03-06 18:14:52 +0100[diff] [blame]662 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]663
Paul Bakkera2713a32011-11-18 12:47:23 +0000[diff] [blame]664#endif /* Thumb */
665
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]666#endif /* ARMv3 */
667
668#if defined(__alpha__)
669
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]670#define MULADDC_INIT \
671 asm( \
672 "ldq $1, %3 \n\t" \
673 "ldq $2, %4 \n\t" \
674 "ldq $3, %5 \n\t" \
675 "ldq $4, %6 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]676
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]677#define MULADDC_CORE \
678 "ldq $6, 0($1) \n\t" \
679 "addq $1, 8, $1 \n\t" \
680 "mulq $6, $4, $7 \n\t" \
681 "umulh $6, $4, $6 \n\t" \
682 "addq $7, $3, $7 \n\t" \
683 "cmpult $7, $3, $3 \n\t" \
684 "ldq $5, 0($2) \n\t" \
685 "addq $7, $5, $7 \n\t" \
686 "cmpult $7, $5, $5 \n\t" \
687 "stq $7, 0($2) \n\t" \
688 "addq $2, 8, $2 \n\t" \
689 "addq $6, $3, $3 \n\t" \
690 "addq $5, $3, $3 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]691
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]692#define MULADDC_STOP \
693 "stq $3, %0 \n\t" \
694 "stq $2, %1 \n\t" \
695 "stq $1, %2 \n\t" \
Manuel Pégourié-Gonnard5af8e642014-01-10 15:53:41 +0100[diff] [blame]696 : "=m" (c), "=m" (d), "=m" (s) \
697 : "m" (s), "m" (d), "m" (c), "m" (b) \
698 : "$1", "$2", "$3", "$4", "$5", "$6", "$7" \
699 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]700#endif /* Alpha */
701
James Cowgilld1e7e8b2014-12-16 15:24:06 +0000[diff] [blame]702#if defined(__mips__) && !defined(__mips64)
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]703
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]704#define MULADDC_INIT \
705 asm( \
706 "lw $10, %3 \n\t" \
707 "lw $11, %4 \n\t" \
708 "lw $12, %5 \n\t" \
709 "lw $13, %6 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]710
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]711#define MULADDC_CORE \
712 "lw $14, 0($10) \n\t" \
713 "multu $13, $14 \n\t" \
714 "addi $10, $10, 4 \n\t" \
715 "mflo $14 \n\t" \
716 "mfhi $9 \n\t" \
717 "addu $14, $12, $14 \n\t" \
718 "lw $15, 0($11) \n\t" \
719 "sltu $12, $14, $12 \n\t" \
720 "addu $15, $14, $15 \n\t" \
721 "sltu $14, $15, $14 \n\t" \
722 "addu $12, $12, $9 \n\t" \
723 "sw $15, 0($11) \n\t" \
724 "addu $12, $12, $14 \n\t" \
725 "addi $11, $11, 4 \n\t"
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]726
Manuel Pégourié-Gonnardacbcbba2014-06-19 17:20:43 +0200[diff] [blame]727#define MULADDC_STOP \
728 "sw $12, %0 \n\t" \
729 "sw $11, %1 \n\t" \
730 "sw $10, %2 \n\t" \
Manuel Pégourié-Gonnard8b1b1032014-01-07 18:31:06 +0100[diff] [blame]731 : "=m" (c), "=m" (d), "=m" (s) \
732 : "m" (s), "m" (d), "m" (c), "m" (b) \
733 : "$9", "$10", "$11", "$12", "$13", "$14", "$15" \
734 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]735
736#endif /* MIPS */
737#endif /* GNUC */
738
739#if (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__)
740
741#define MULADDC_INIT \
742 __asm mov esi, s \
743 __asm mov edi, d \
744 __asm mov ecx, c \
745 __asm mov ebx, b
746
747#define MULADDC_CORE \
748 __asm lodsd \
749 __asm mul ebx \
750 __asm add eax, ecx \
751 __asm adc edx, 0 \
752 __asm add eax, [edi] \
753 __asm adc edx, 0 \
754 __asm mov ecx, edx \
755 __asm stosd
756
Paul Bakker40e46942009-01-03 21:51:57 +0000[diff] [blame]757#if defined(POLARSSL_HAVE_SSE2)
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]758
759#define EMIT __asm _emit
760
761#define MULADDC_HUIT \
762 EMIT 0x0F EMIT 0x6E EMIT 0xC9 \
763 EMIT 0x0F EMIT 0x6E EMIT 0xC3 \
764 EMIT 0x0F EMIT 0x6E EMIT 0x1F \
765 EMIT 0x0F EMIT 0xD4 EMIT 0xCB \
766 EMIT 0x0F EMIT 0x6E EMIT 0x16 \
767 EMIT 0x0F EMIT 0xF4 EMIT 0xD0 \
768 EMIT 0x0F EMIT 0x6E EMIT 0x66 EMIT 0x04 \
769 EMIT 0x0F EMIT 0xF4 EMIT 0xE0 \
770 EMIT 0x0F EMIT 0x6E EMIT 0x76 EMIT 0x08 \
771 EMIT 0x0F EMIT 0xF4 EMIT 0xF0 \
772 EMIT 0x0F EMIT 0x6E EMIT 0x7E EMIT 0x0C \
773 EMIT 0x0F EMIT 0xF4 EMIT 0xF8 \
774 EMIT 0x0F EMIT 0xD4 EMIT 0xCA \
775 EMIT 0x0F EMIT 0x6E EMIT 0x5F EMIT 0x04 \
776 EMIT 0x0F EMIT 0xD4 EMIT 0xDC \
777 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x08 \
778 EMIT 0x0F EMIT 0xD4 EMIT 0xEE \
779 EMIT 0x0F EMIT 0x6E EMIT 0x67 EMIT 0x0C \
780 EMIT 0x0F EMIT 0xD4 EMIT 0xFC \
781 EMIT 0x0F EMIT 0x7E EMIT 0x0F \
782 EMIT 0x0F EMIT 0x6E EMIT 0x56 EMIT 0x10 \
783 EMIT 0x0F EMIT 0xF4 EMIT 0xD0 \
784 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
785 EMIT 0x0F EMIT 0x6E EMIT 0x66 EMIT 0x14 \
786 EMIT 0x0F EMIT 0xF4 EMIT 0xE0 \
787 EMIT 0x0F EMIT 0xD4 EMIT 0xCB \
788 EMIT 0x0F EMIT 0x6E EMIT 0x76 EMIT 0x18 \
789 EMIT 0x0F EMIT 0xF4 EMIT 0xF0 \
790 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x04 \
791 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
792 EMIT 0x0F EMIT 0x6E EMIT 0x5E EMIT 0x1C \
793 EMIT 0x0F EMIT 0xF4 EMIT 0xD8 \
794 EMIT 0x0F EMIT 0xD4 EMIT 0xCD \
795 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x10 \
796 EMIT 0x0F EMIT 0xD4 EMIT 0xD5 \
797 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x08 \
798 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
799 EMIT 0x0F EMIT 0xD4 EMIT 0xCF \
800 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x14 \
801 EMIT 0x0F EMIT 0xD4 EMIT 0xE5 \
802 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x0C \
803 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
804 EMIT 0x0F EMIT 0xD4 EMIT 0xCA \
805 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x18 \
806 EMIT 0x0F EMIT 0xD4 EMIT 0xF5 \
807 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x10 \
808 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
809 EMIT 0x0F EMIT 0xD4 EMIT 0xCC \
810 EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x1C \
811 EMIT 0x0F EMIT 0xD4 EMIT 0xDD \
812 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x14 \
813 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
814 EMIT 0x0F EMIT 0xD4 EMIT 0xCE \
815 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x18 \
816 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
817 EMIT 0x0F EMIT 0xD4 EMIT 0xCB \
818 EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x1C \
819 EMIT 0x83 EMIT 0xC7 EMIT 0x20 \
820 EMIT 0x83 EMIT 0xC6 EMIT 0x20 \
821 EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \
822 EMIT 0x0F EMIT 0x7E EMIT 0xC9
823
824#define MULADDC_STOP \
825 EMIT 0x0F EMIT 0x77 \
826 __asm mov c, ecx \
827 __asm mov d, edi \
828 __asm mov s, esi \
829
830#else
831
832#define MULADDC_STOP \
833 __asm mov c, ecx \
834 __asm mov d, edi \
835 __asm mov s, esi \
836
837#endif /* SSE2 */
838#endif /* MSVC */
839
Paul Bakker40e46942009-01-03 21:51:57 +0000[diff] [blame]840#endif /* POLARSSL_HAVE_ASM */
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]841
842#if !defined(MULADDC_CORE)
Paul Bakker0fd018e2012-10-23 12:44:47 +0000[diff] [blame]843#if defined(POLARSSL_HAVE_UDBL)
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]844
845#define MULADDC_INIT \
846{ \
Paul Bakkera755ca12011-04-24 09:11:17 +0000[diff] [blame]847 t_udbl r; \
848 t_uint r0, r1;
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]849
850#define MULADDC_CORE \
Paul Bakker5c2364c2012-10-01 14:41:15 +0000[diff] [blame]851 r = *(s++) * (t_udbl) b; \
Sander Niemeijeref5087d2014-08-16 12:45:52 +0200[diff] [blame]852 r0 = (t_uint) r; \
853 r1 = (t_uint)( r >> biL ); \
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]854 r0 += c; r1 += (r0 < c); \
855 r0 += *d; r1 += (r0 < *d); \
856 c = r1; *(d++) = r0;
857
858#define MULADDC_STOP \
859}
860
861#else
862#define MULADDC_INIT \
863{ \
Paul Bakkera755ca12011-04-24 09:11:17 +0000[diff] [blame]864 t_uint s0, s1, b0, b1; \
865 t_uint r0, r1, rx, ry; \
Paul Bakker5121ce52009-01-03 21:22:43 +0000[diff] [blame]866 b0 = ( b << biH ) >> biH; \
867 b1 = ( b >> biH );
868
869#define MULADDC_CORE \
870 s0 = ( *s << biH ) >> biH; \
871 s1 = ( *s >> biH ); s++; \
872 rx = s0 * b1; r0 = s0 * b0; \
873 ry = s1 * b0; r1 = s1 * b1; \
874 r1 += ( rx >> biH ); \
875 r1 += ( ry >> biH ); \
876 rx <<= biH; ry <<= biH; \
877 r0 += rx; r1 += (r0 < rx); \
878 r0 += ry; r1 += (r0 < ry); \
879 r0 += c; r1 += (r0 < c); \
880 r0 += *d; r1 += (r0 < *d); \
881 c = r1; *(d++) = r0;
882
883#define MULADDC_STOP \
884}
885
886#endif /* C (generic) */
887#endif /* C (longlong) */
888
889#endif /* bn_mul.h */