crypto/des/des_opts.c

   1 /* crypto/des/des_opts.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 /* define PART1, PART2, PART3 or PART4 to build only with a few of the options.
  60  * This is for machines with 64k code segment size restrictions. */
  61
  62 #if !defined(MSDOS) && (!defined(VMS) || defined(__DECC))
  63 #define TIMES
  64 #endif
  65
  66 #include <stdio.h>
  67 #ifndef MSDOS
  68 #include <unistd.h>
  69 #else
  70 #include <io.h>
  71 extern void exit();
  72 #endif
  73 #include <signal.h>
  74 #ifndef _IRIX
  75 #include <time.h>
  76 #endif
  77 #ifdef TIMES
  78 #include <sys/types.h>
  79 #include <sys/times.h>
  80 #endif
  81
  82 /* Depending on the VMS version, the tms structure is perhaps defined.
  83    The __TMS macro will show if it was.  If it wasn't defined, we should
  84    undefine TIMES, since that tells the rest of the program how things
  85    should be handled.                           -- Richard Levitte */
  86 #if defined(VMS) && defined(__DECC) && !defined(__TMS)
  87 #undef TIMES
  88 #endif
  89
  90 #ifndef TIMES
  91 #include <sys/timeb.h>
  92 #endif
  93
  94
  95 #if defined(sun) || defined(__ultrix)
  96 #define _POSIX_SOURCE
  97 #include <limits.h>
  98 #include <sys/param.h>
  99 #endif
 100
 101 #include <openssl/des.h>
 102 #include "spr.h"
 103
 104 #define DES_DEFAULT_OPTIONS
 105
 106 #if !defined(PART1) && !defined(PART2) && !defined(PART3) && !defined(PART4)
 107 #define PART1
 108 #define PART2
 109 #define PART3
 110 #define PART4
 111 #endif
 112
 113 #ifdef PART1
 114
 115 #undef DES_UNROLL
 116 #undef DES_RISC1
 117 #undef DES_RISC2
 118 #undef DES_PTR
 119 #undef D_ENCRYPT
 120 #define des_encrypt  des_encrypt_u4_cisc_idx
 121 #define des_encrypt2 des_encrypt2_u4_cisc_idx
 122 #define des_encrypt3 des_encrypt3_u4_cisc_idx
 123 #define des_decrypt3 des_decrypt3_u4_cisc_idx
 124 #undef HEADER_DES_LOCL_H
 125 #include "des_enc.c"
 126
 127 #define DES_UNROLL
 128 #undef DES_RISC1
 129 #undef DES_RISC2
 130 #undef DES_PTR
 131 #undef D_ENCRYPT
 132 #undef des_encrypt
 133 #undef des_encrypt2
 134 #undef des_encrypt3
 135 #undef des_decrypt3
 136 #define des_encrypt  des_encrypt_u16_cisc_idx
 137 #define des_encrypt2 des_encrypt2_u16_cisc_idx
 138 #define des_encrypt3 des_encrypt3_u16_cisc_idx
 139 #define des_decrypt3 des_decrypt3_u16_cisc_idx
 140 #undef HEADER_DES_LOCL_H
 141 #include "des_enc.c"
 142
 143 #undef DES_UNROLL
 144 #define DES_RISC1
 145 #undef DES_RISC2
 146 #undef DES_PTR
 147 #undef D_ENCRYPT
 148 #undef des_encrypt
 149 #undef des_encrypt2
 150 #undef des_encrypt3
 151 #undef des_decrypt3
 152 #define des_encrypt  des_encrypt_u4_risc1_idx
 153 #define des_encrypt2 des_encrypt2_u4_risc1_idx
 154 #define des_encrypt3 des_encrypt3_u4_risc1_idx
 155 #define des_decrypt3 des_decrypt3_u4_risc1_idx
 156 #undef HEADER_DES_LOCL_H
 157 #include "des_enc.c"
 158
 159 #endif
 160
 161 #ifdef PART2
 162
 163 #undef DES_UNROLL
 164 #undef DES_RISC1
 165 #define DES_RISC2
 166 #undef DES_PTR
 167 #undef D_ENCRYPT
 168 #undef des_encrypt
 169 #undef des_encrypt2
 170 #undef des_encrypt3
 171 #undef des_decrypt3
 172 #define des_encrypt  des_encrypt_u4_risc2_idx
 173 #define des_encrypt2 des_encrypt2_u4_risc2_idx
 174 #define des_encrypt3 des_encrypt3_u4_risc2_idx
 175 #define des_decrypt3 des_decrypt3_u4_risc2_idx
 176 #undef HEADER_DES_LOCL_H
 177 #include "des_enc.c"
 178
 179 #define DES_UNROLL
 180 #define DES_RISC1
 181 #undef DES_RISC2
 182 #undef DES_PTR
 183 #undef D_ENCRYPT
 184 #undef des_encrypt
 185 #undef des_encrypt2
 186 #undef des_encrypt3
 187 #undef des_decrypt3
 188 #define des_encrypt  des_encrypt_u16_risc1_idx
 189 #define des_encrypt2 des_encrypt2_u16_risc1_idx
 190 #define des_encrypt3 des_encrypt3_u16_risc1_idx
 191 #define des_decrypt3 des_decrypt3_u16_risc1_idx
 192 #undef HEADER_DES_LOCL_H
 193 #include "des_enc.c"
 194
 195 #define DES_UNROLL
 196 #undef DES_RISC1
 197 #define DES_RISC2
 198 #undef DES_PTR
 199 #undef D_ENCRYPT
 200 #undef des_encrypt
 201 #undef des_encrypt2
 202 #undef des_encrypt3
 203 #undef des_decrypt3
 204 #define des_encrypt  des_encrypt_u16_risc2_idx
 205 #define des_encrypt2 des_encrypt2_u16_risc2_idx
 206 #define des_encrypt3 des_encrypt3_u16_risc2_idx
 207 #define des_decrypt3 des_decrypt3_u16_risc2_idx
 208 #undef HEADER_DES_LOCL_H
 209 #include "des_enc.c"
 210
 211 #endif
 212
 213 #ifdef PART3
 214
 215 #undef DES_UNROLL
 216 #undef DES_RISC1
 217 #undef DES_RISC2
 218 #define DES_PTR
 219 #undef D_ENCRYPT
 220 #undef des_encrypt
 221 #undef des_encrypt2
 222 #undef des_encrypt3
 223 #undef des_decrypt3
 224 #define des_encrypt  des_encrypt_u4_cisc_ptr
 225 #define des_encrypt2 des_encrypt2_u4_cisc_ptr
 226 #define des_encrypt3 des_encrypt3_u4_cisc_ptr
 227 #define des_decrypt3 des_decrypt3_u4_cisc_ptr
 228 #undef HEADER_DES_LOCL_H
 229 #include "des_enc.c"
 230
 231 #define DES_UNROLL
 232 #undef DES_RISC1
 233 #undef DES_RISC2
 234 #define DES_PTR
 235 #undef D_ENCRYPT
 236 #undef des_encrypt
 237 #undef des_encrypt2
 238 #undef des_encrypt3
 239 #undef des_decrypt3
 240 #define des_encrypt  des_encrypt_u16_cisc_ptr
 241 #define des_encrypt2 des_encrypt2_u16_cisc_ptr
 242 #define des_encrypt3 des_encrypt3_u16_cisc_ptr
 243 #define des_decrypt3 des_decrypt3_u16_cisc_ptr
 244 #undef HEADER_DES_LOCL_H
 245 #include "des_enc.c"
 246
 247 #undef DES_UNROLL
 248 #define DES_RISC1
 249 #undef DES_RISC2
 250 #define DES_PTR
 251 #undef D_ENCRYPT
 252 #undef des_encrypt
 253 #undef des_encrypt2
 254 #undef des_encrypt3
 255 #undef des_decrypt3
 256 #define des_encrypt  des_encrypt_u4_risc1_ptr
 257 #define des_encrypt2 des_encrypt2_u4_risc1_ptr
 258 #define des_encrypt3 des_encrypt3_u4_risc1_ptr
 259 #define des_decrypt3 des_decrypt3_u4_risc1_ptr
 260 #undef HEADER_DES_LOCL_H
 261 #include "des_enc.c"
 262
 263 #endif
 264
 265 #ifdef PART4
 266
 267 #undef DES_UNROLL
 268 #undef DES_RISC1
 269 #define DES_RISC2
 270 #define DES_PTR
 271 #undef D_ENCRYPT
 272 #undef des_encrypt
 273 #undef des_encrypt2
 274 #undef des_encrypt3
 275 #undef des_decrypt3
 276 #define des_encrypt  des_encrypt_u4_risc2_ptr
 277 #define des_encrypt2 des_encrypt2_u4_risc2_ptr
 278 #define des_encrypt3 des_encrypt3_u4_risc2_ptr
 279 #define des_decrypt3 des_decrypt3_u4_risc2_ptr
 280 #undef HEADER_DES_LOCL_H
 281 #include "des_enc.c"
 282
 283 #define DES_UNROLL
 284 #define DES_RISC1
 285 #undef DES_RISC2
 286 #define DES_PTR
 287 #undef D_ENCRYPT
 288 #undef des_encrypt
 289 #undef des_encrypt2
 290 #undef des_encrypt3
 291 #undef des_decrypt3
 292 #define des_encrypt  des_encrypt_u16_risc1_ptr
 293 #define des_encrypt2 des_encrypt2_u16_risc1_ptr
 294 #define des_encrypt3 des_encrypt3_u16_risc1_ptr
 295 #define des_decrypt3 des_decrypt3_u16_risc1_ptr
 296 #undef HEADER_DES_LOCL_H
 297 #include "des_enc.c"
 298
 299 #define DES_UNROLL
 300 #undef DES_RISC1
 301 #define DES_RISC2
 302 #define DES_PTR
 303 #undef D_ENCRYPT
 304 #undef des_encrypt
 305 #undef des_encrypt2
 306 #undef des_encrypt3
 307 #undef des_decrypt3
 308 #define des_encrypt  des_encrypt_u16_risc2_ptr
 309 #define des_encrypt2 des_encrypt2_u16_risc2_ptr
 310 #define des_encrypt3 des_encrypt3_u16_risc2_ptr
 311 #define des_decrypt3 des_decrypt3_u16_risc2_ptr
 312 #undef HEADER_DES_LOCL_H
 313 #include "des_enc.c"
 314
 315 #endif
 316
 317 /* The following if from times(3) man page.  It may need to be changed */
 318 #ifndef HZ
 319 # ifndef CLK_TCK
 320 #  ifndef _BSD_CLK_TCK_ /* FreeBSD fix */
 321 #   define HZ   100.0
 322 #  else /* _BSD_CLK_TCK_ */
 323 #   define HZ ((double)_BSD_CLK_TCK_)
 324 #  endif
 325 # else /* CLK_TCK */
 326 #  define HZ ((double)CLK_TCK)
 327 # endif
 328 #endif
 329
 330 #define BUFSIZE ((long)1024)
 331 long run=0;
 332
 333 double Time_F(int s);
 334 #ifdef SIGALRM
 335 #if defined(__STDC__) || defined(sgi)
 336 #define SIGRETTYPE void
 337 #else
 338 #define SIGRETTYPE int
 339 #endif
 340
 341 SIGRETTYPE sig_done(int sig);
 342 SIGRETTYPE sig_done(int sig)
 343         {
 344         signal(SIGALRM,sig_done);
 345         run=0;
 346 #ifdef LINT
 347         sig=sig;
 348 #endif
 349         }
 350 #endif
 351
 352 #define START   0
 353 #define STOP    1
 354
 355 double Time_F(int s)
 356         {
 357         double ret;
 358 #ifdef TIMES
 359         static struct tms tstart,tend;
 360
 361         if (s == START)
 362                 {
 363                 times(&tstart);
 364                 return(0);
 365                 }
 366         else
 367                 {
 368                 times(&tend);
 369                 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
 370                 return((ret == 0.0)?1e-6:ret);
 371                 }
 372 #else /* !times() */
 373         static struct timeb tstart,tend;
 374         long i;
 375
 376         if (s == START)
 377                 {
 378                 ftime(&tstart);
 379                 return(0);
 380                 }
 381         else
 382                 {
 383                 ftime(&tend);
 384                 i=(long)tend.millitm-(long)tstart.millitm;
 385                 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0;
 386                 return((ret == 0.0)?1e-6:ret);
 387                 }
 388 #endif
 389         }
 390
 391 #ifdef SIGALRM
 392 #define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10);
 393 #else
 394 #define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb);
 395 #endif
 396
 397 #define time_it(func,name,index) \
 398         print_name(name); \
 399         Time_F(START); \
 400         for (count=0,run=1; COND(cb); count++) \
 401                 { \
 402                 unsigned long d[2]; \
 403                 func(d,&(sch[0]),DES_ENCRYPT); \
 404                 } \
 405         tm[index]=Time_F(STOP); \
 406         fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \
 407         tm[index]=((double)COUNT(cb))/tm[index];
 408
 409 #define print_it(name,index) \
 410         fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \
 411                 tm[index]*8,1.0e6/tm[index]);
 412
 413 int main(int argc, char **argv)
 414         {
 415         long count;
 416         static unsigned char buf[BUFSIZE];
 417         static des_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
 418         static des_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};
 419         static des_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};
 420         des_key_schedule sch,sch2,sch3;
 421         double d,tm[16],max=0;
 422         int rank[16];
 423         char *str[16];
 424         int max_idx=0,i,num=0,j;
 425 #ifndef SIGALARM
 426         long ca,cb,cc,cd,ce;
 427 #endif
 428
 429         for (i=0; i<12; i++)
 430                 {
 431                 tm[i]=0.0;
 432                 rank[i]=0;
 433                 }
 434
 435 #ifndef TIMES
 436         fprintf(stderr,"To get the most acurate results, try to run this\n");
 437         fprintf(stderr,"program when this computer is idle.\n");
 438 #endif
 439
 440         des_set_key(&key,sch);
 441         des_set_key(&key2,sch2);
 442         des_set_key(&key3,sch3);
 443
 444 #ifndef SIGALRM
 445         fprintf(stderr,"First we calculate the approximate speed ...\n");
 446         des_set_key(&key,sch);
 447         count=10;
 448         do      {
 449                 long i;
 450                 unsigned long data[2];
 451
 452                 count*=2;
 453                 Time_F(START);
 454                 for (i=count; i; i--)
 455                         des_encrypt(data,&(sch[0]),DES_ENCRYPT);
 456                 d=Time_F(STOP);
 457                 } while (d < 3.0);
 458         ca=count;
 459         cb=count*3;
 460         cc=count*3*8/BUFSIZE+1;
 461         cd=count*8/BUFSIZE+1;
 462
 463         ce=count/20+1;
 464 #define COND(d) (count != (d))
 465 #define COUNT(d) (d)
 466 #else
 467 #define COND(c) (run)
 468 #define COUNT(d) (count)
 469         signal(SIGALRM,sig_done);
 470         alarm(10);
 471 #endif
 472
 473 #ifdef PART1
 474         time_it(des_encrypt_u4_cisc_idx,  "des_encrypt_u4_cisc_idx  ", 0);
 475         time_it(des_encrypt_u16_cisc_idx, "des_encrypt_u16_cisc_idx ", 1);
 476         time_it(des_encrypt_u4_risc1_idx, "des_encrypt_u4_risc1_idx ", 2);
 477         num+=3;
 478 #endif
 479 #ifdef PART2
 480         time_it(des_encrypt_u16_risc1_idx,"des_encrypt_u16_risc1_idx", 3);
 481         time_it(des_encrypt_u4_risc2_idx, "des_encrypt_u4_risc2_idx ", 4);
 482         time_it(des_encrypt_u16_risc2_idx,"des_encrypt_u16_risc2_idx", 5);
 483         num+=3;
 484 #endif
 485 #ifdef PART3
 486         time_it(des_encrypt_u4_cisc_ptr,  "des_encrypt_u4_cisc_ptr  ", 6);
 487         time_it(des_encrypt_u16_cisc_ptr, "des_encrypt_u16_cisc_ptr ", 7);
 488         time_it(des_encrypt_u4_risc1_ptr, "des_encrypt_u4_risc1_ptr ", 8);
 489         num+=3;
 490 #endif
 491 #ifdef PART4
 492         time_it(des_encrypt_u16_risc1_ptr,"des_encrypt_u16_risc1_ptr", 9);
 493         time_it(des_encrypt_u4_risc2_ptr, "des_encrypt_u4_risc2_ptr ",10);
 494         time_it(des_encrypt_u16_risc2_ptr,"des_encrypt_u16_risc2_ptr",11);
 495         num+=3;
 496 #endif
 497
 498 #ifdef PART1
 499         str[0]=" 4  c i";
 500         print_it("des_encrypt_u4_cisc_idx  ",0);
 501         max=tm[0];
 502         max_idx=0;
 503         str[1]="16  c i";
 504         print_it("des_encrypt_u16_cisc_idx ",1);
 505         if (max < tm[1]) { max=tm[1]; max_idx=1; }
 506         str[2]=" 4 r1 i";
 507         print_it("des_encrypt_u4_risc1_idx ",2);
 508         if (max < tm[2]) { max=tm[2]; max_idx=2; }
 509 #endif
 510 #ifdef PART2
 511         str[3]="16 r1 i";
 512         print_it("des_encrypt_u16_risc1_idx",3);
 513         if (max < tm[3]) { max=tm[3]; max_idx=3; }
 514         str[4]=" 4 r2 i";
 515         print_it("des_encrypt_u4_risc2_idx ",4);
 516         if (max < tm[4]) { max=tm[4]; max_idx=4; }
 517         str[5]="16 r2 i";
 518         print_it("des_encrypt_u16_risc2_idx",5);
 519         if (max < tm[5]) { max=tm[5]; max_idx=5; }
 520 #endif
 521 #ifdef PART3
 522         str[6]=" 4  c p";
 523         print_it("des_encrypt_u4_cisc_ptr  ",6);
 524         if (max < tm[6]) { max=tm[6]; max_idx=6; }
 525         str[7]="16  c p";
 526         print_it("des_encrypt_u16_cisc_ptr ",7);
 527         if (max < tm[7]) { max=tm[7]; max_idx=7; }
 528         str[8]=" 4 r1 p";
 529         print_it("des_encrypt_u4_risc1_ptr ",8);
 530         if (max < tm[8]) { max=tm[8]; max_idx=8; }
 531 #endif
 532 #ifdef PART4
 533         str[9]="16 r1 p";
 534         print_it("des_encrypt_u16_risc1_ptr",9);
 535         if (max < tm[9]) { max=tm[9]; max_idx=9; }
 536         str[10]=" 4 r2 p";
 537         print_it("des_encrypt_u4_risc2_ptr ",10);
 538         if (max < tm[10]) { max=tm[10]; max_idx=10; }
 539         str[11]="16 r2 p";
 540         print_it("des_encrypt_u16_risc2_ptr",11);
 541         if (max < tm[11]) { max=tm[11]; max_idx=11; }
 542 #endif
 543         printf("options    des ecb/s\n");
 544         printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]);
 545         d=tm[max_idx];
 546         tm[max_idx]= -2.0;
 547         max= -1.0;
 548         for (;;)
 549                 {
 550                 for (i=0; i<12; i++)
 551                         {
 552                         if (max < tm[i]) { max=tm[i]; j=i; }
 553                         }
 554                 if (max < 0.0) break;
 555                 printf("%s %12.2f  %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0);
 556                 tm[j]= -2.0;
 557                 max= -1.0;
 558                 }
 559
 560         switch (max_idx)
 561                 {
 562         case 0:
 563                 printf("-DDES_DEFAULT_OPTIONS\n");
 564                 break;
 565         case 1:
 566                 printf("-DDES_UNROLL\n");
 567                 break;
 568         case 2:
 569                 printf("-DDES_RISC1\n");
 570                 break;
 571         case 3:
 572                 printf("-DDES_UNROLL -DDES_RISC1\n");
 573                 break;
 574         case 4:
 575                 printf("-DDES_RISC2\n");
 576                 break;
 577         case 5:
 578                 printf("-DDES_UNROLL -DDES_RISC2\n");
 579                 break;
 580         case 6:
 581                 printf("-DDES_PTR\n");
 582                 break;
 583         case 7:
 584                 printf("-DDES_UNROLL -DDES_PTR\n");
 585                 break;
 586         case 8:
 587                 printf("-DDES_RISC1 -DDES_PTR\n");
 588                 break;
 589         case 9:
 590                 printf("-DDES_UNROLL -DDES_RISC1 -DDES_PTR\n");
 591                 break;
 592         case 10:
 593                 printf("-DDES_RISC2 -DDES_PTR\n");
 594                 break;
 595         case 11:
 596                 printf("-DDES_UNROLL -DDES_RISC2 -DDES_PTR\n");
 597                 break;
 598                 }
 599         exit(0);
 600 #if defined(LINT) || defined(MSDOS)
 601         return(0);
 602 #endif
 603         }