target-s390x/gen-features.c

   1 /*
   2  * S390 feature list generator
   3  *
   4  * Copyright 2016 IBM Corp.
   5  *
   6  * Author(s): Michael Mueller <mimu@linux.vnet.ibm.com>
   7  *            David Hildenbrand <dahi@linux.vnet.ibm.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or (at
  10  * your option) any later version. See the COPYING file in the top-level
  11  * directory.
  12  *
  13  */
  14
  15
  16 #include "inttypes.h"
  17 #include "stdio.h"
  18 #include "cpu_features_def.h"
  19
  20 #define ARRAY_SIZE(array) (sizeof(array) / sizeof(array[0]))
  21
  22 /***** BEGIN FEATURE DEFS *****/
  23
  24 #define S390_FEAT_GROUP_PLO \
  25     S390_FEAT_PLO_CL, \
  26     S390_FEAT_PLO_CLG, \
  27     S390_FEAT_PLO_CLGR, \
  28     S390_FEAT_PLO_CLX, \
  29     S390_FEAT_PLO_CS, \
  30     S390_FEAT_PLO_CSG, \
  31     S390_FEAT_PLO_CSGR, \
  32     S390_FEAT_PLO_CSX, \
  33     S390_FEAT_PLO_DCS, \
  34     S390_FEAT_PLO_DCSG, \
  35     S390_FEAT_PLO_DCSGR, \
  36     S390_FEAT_PLO_DCSX, \
  37     S390_FEAT_PLO_CSST, \
  38     S390_FEAT_PLO_CSSTG, \
  39     S390_FEAT_PLO_CSSTGR, \
  40     S390_FEAT_PLO_CSSTX, \
  41     S390_FEAT_PLO_CSDST, \
  42     S390_FEAT_PLO_CSDSTG, \
  43     S390_FEAT_PLO_CSDSTGR, \
  44     S390_FEAT_PLO_CSDSTX, \
  45     S390_FEAT_PLO_CSTST, \
  46     S390_FEAT_PLO_CSTSTG, \
  47     S390_FEAT_PLO_CSTSTGR, \
  48     S390_FEAT_PLO_CSTSTX
  49
  50 #define S390_FEAT_GROUP_TOD_CLOCK_STEERING \
  51     S390_FEAT_TOD_CLOCK_STEERING, \
  52     S390_FEAT_PTFF_QTO, \
  53     S390_FEAT_PTFF_QSI, \
  54     S390_FEAT_PTFF_QPT, \
  55     S390_FEAT_PTFF_STO
  56
  57 #define S390_FEAT_GROUP_GEN13_PTFF \
  58     S390_FEAT_PTFF_QUI, \
  59     S390_FEAT_PTFF_QTOU, \
  60     S390_FEAT_PTFF_STOU
  61
  62 #define S390_FEAT_GROUP_MSA \
  63     S390_FEAT_MSA, \
  64     S390_FEAT_KMAC_DEA, \
  65     S390_FEAT_KMAC_TDEA_128, \
  66     S390_FEAT_KMAC_TDEA_192, \
  67     S390_FEAT_KMC_DEA, \
  68     S390_FEAT_KMC_TDEA_128, \
  69     S390_FEAT_KMC_TDEA_192, \
  70     S390_FEAT_KM_DEA, \
  71     S390_FEAT_KM_TDEA_128, \
  72     S390_FEAT_KM_TDEA_192, \
  73     S390_FEAT_KIMD_SHA_1, \
  74     S390_FEAT_KLMD_SHA_1
  75
  76 #define S390_FEAT_GROUP_MSA_EXT_1 \
  77     S390_FEAT_KMC_AES_128, \
  78     S390_FEAT_KM_AES_128, \
  79     S390_FEAT_KIMD_SHA_256, \
  80     S390_FEAT_KLMD_SHA_256
  81
  82 #define S390_FEAT_GROUP_MSA_EXT_2 \
  83     S390_FEAT_KMC_AES_192, \
  84     S390_FEAT_KMC_AES_256, \
  85     S390_FEAT_KMC_PRNG, \
  86     S390_FEAT_KM_AES_192, \
  87     S390_FEAT_KM_AES_256, \
  88     S390_FEAT_KIMD_SHA_512, \
  89     S390_FEAT_KLMD_SHA_512
  90
  91 #define S390_FEAT_GROUP_MSA_EXT_3 \
  92     S390_FEAT_MSA_EXT_3, \
  93     S390_FEAT_KMAC_EDEA, \
  94     S390_FEAT_KMAC_ETDEA_128, \
  95     S390_FEAT_KMAC_ETDEA_192, \
  96     S390_FEAT_KMC_EAES_128, \
  97     S390_FEAT_KMC_EAES_192, \
  98     S390_FEAT_KMC_EAES_256, \
  99     S390_FEAT_KMC_EDEA, \
 100     S390_FEAT_KMC_ETDEA_128, \
 101     S390_FEAT_KMC_ETDEA_192, \
 102     S390_FEAT_KM_EDEA, \
 103     S390_FEAT_KM_ETDEA_128, \
 104     S390_FEAT_KM_ETDEA_192, \
 105     S390_FEAT_KM_EAES_128, \
 106     S390_FEAT_KM_EAES_192, \
 107     S390_FEAT_KM_EAES_256, \
 108     S390_FEAT_PCKMO_EDEA, \
 109     S390_FEAT_PCKMO_ETDEA_128, \
 110     S390_FEAT_PCKMO_ETDEA_256, \
 111     S390_FEAT_PCKMO_AES_128, \
 112     S390_FEAT_PCKMO_AES_192, \
 113     S390_FEAT_PCKMO_AES_256
 114
 115 #define S390_FEAT_GROUP_MSA_EXT_4 \
 116     S390_FEAT_MSA_EXT_4, \
 117     S390_FEAT_KMAC_AES_128, \
 118     S390_FEAT_KMAC_AES_192, \
 119     S390_FEAT_KMAC_AES_256, \
 120     S390_FEAT_KMAC_EAES_128, \
 121     S390_FEAT_KMAC_EAES_192, \
 122     S390_FEAT_KMAC_EAES_256, \
 123     S390_FEAT_KM_XTS_AES_128, \
 124     S390_FEAT_KM_XTS_AES_256, \
 125     S390_FEAT_KM_XTS_EAES_128, \
 126     S390_FEAT_KM_XTS_EAES_256, \
 127     S390_FEAT_KIMD_GHASH, \
 128     S390_FEAT_KMCTR_DEA, \
 129     S390_FEAT_KMCTR_TDEA_128, \
 130     S390_FEAT_KMCTR_TDEA_192, \
 131     S390_FEAT_KMCTR_EDEA, \
 132     S390_FEAT_KMCTR_ETDEA_128, \
 133     S390_FEAT_KMCTR_ETDEA_192, \
 134     S390_FEAT_KMCTR_AES_128, \
 135     S390_FEAT_KMCTR_AES_192, \
 136     S390_FEAT_KMCTR_AES_256, \
 137     S390_FEAT_KMCTR_EAES_128, \
 138     S390_FEAT_KMCTR_EAES_192, \
 139     S390_FEAT_KMCTR_EAES_256, \
 140     S390_FEAT_KMF_DEA, \
 141     S390_FEAT_KMF_TDEA_128, \
 142     S390_FEAT_KMF_TDEA_192, \
 143     S390_FEAT_KMF_EDEA, \
 144     S390_FEAT_KMF_ETDEA_128, \
 145     S390_FEAT_KMF_ETDEA_192, \
 146     S390_FEAT_KMF_AES_128, \
 147     S390_FEAT_KMF_AES_192, \
 148     S390_FEAT_KMF_AES_256, \
 149     S390_FEAT_KMF_EAES_128, \
 150     S390_FEAT_KMF_EAES_192, \
 151     S390_FEAT_KMF_EAES_256, \
 152     S390_FEAT_KMO_DEA, \
 153     S390_FEAT_KMO_TDEA_128, \
 154     S390_FEAT_KMO_TDEA_192, \
 155     S390_FEAT_KMO_EDEA, \
 156     S390_FEAT_KMO_ETDEA_128, \
 157     S390_FEAT_KMO_ETDEA_192, \
 158     S390_FEAT_KMO_AES_128, \
 159     S390_FEAT_KMO_AES_192, \
 160     S390_FEAT_KMO_AES_256, \
 161     S390_FEAT_KMO_EAES_128, \
 162     S390_FEAT_KMO_EAES_192, \
 163     S390_FEAT_KMO_EAES_256, \
 164     S390_FEAT_PCC_CMAC_DEA, \
 165     S390_FEAT_PCC_CMAC_TDEA_128, \
 166     S390_FEAT_PCC_CMAC_TDEA_192, \
 167     S390_FEAT_PCC_CMAC_ETDEA_128, \
 168     S390_FEAT_PCC_CMAC_ETDEA_192, \
 169     S390_FEAT_PCC_CMAC_TDEA, \
 170     S390_FEAT_PCC_CMAC_AES_128, \
 171     S390_FEAT_PCC_CMAC_AES_192, \
 172     S390_FEAT_PCC_CMAC_AES_256, \
 173     S390_FEAT_PCC_CMAC_EAES_128, \
 174     S390_FEAT_PCC_CMAC_EAES_192, \
 175     S390_FEAT_PCC_CMAC_EAES_256, \
 176     S390_FEAT_PCC_XTS_AES_128, \
 177     S390_FEAT_PCC_XTS_AES_256, \
 178     S390_FEAT_PCC_XTS_EAES_128, \
 179     S390_FEAT_PCC_XTS_EAES_256
 180
 181 #define S390_FEAT_GROUP_MSA_EXT_5 \
 182     S390_FEAT_MSA_EXT_5, \
 183     S390_FEAT_PPNO_SHA_512_DRNG
 184
 185 /* base features in order of release */
 186 static uint16_t base_GEN7_GA1[] = {
 187     S390_FEAT_GROUP_PLO,
 188     S390_FEAT_ESAN3,
 189     S390_FEAT_ZARCH,
 190 };
 191 #define base_GEN7_GA2 EmptyFeat
 192 #define base_GEN7_GA3 EmptyFeat
 193 static uint16_t base_GEN8_GA1[] = {
 194     S390_FEAT_DAT_ENH,
 195     S390_FEAT_EXTENDED_TRANSLATION_2,
 196     S390_FEAT_GROUP_MSA,
 197     S390_FEAT_LONG_DISPLACEMENT,
 198     S390_FEAT_LONG_DISPLACEMENT_FAST,
 199     S390_FEAT_HFP_MADDSUB,
 200 };
 201 #define base_GEN8_GA2 EmptyFeat
 202 #define base_GEN8_GA3 EmptyFeat
 203 #define base_GEN8_GA4 EmptyFeat
 204 #define base_GEN8_GA5 EmptyFeat
 205 static uint16_t base_GEN9_GA1[] = {
 206     S390_FEAT_IDTE_SEGMENT,
 207     S390_FEAT_ASN_LX_REUSE,
 208     S390_FEAT_STFLE,
 209     S390_FEAT_SENSE_RUNNING_STATUS,
 210     S390_FEAT_EXTENDED_IMMEDIATE,
 211     S390_FEAT_EXTENDED_TRANSLATION_3,
 212     S390_FEAT_HFP_UNNORMALIZED_EXT,
 213     S390_FEAT_ETF2_ENH,
 214     S390_FEAT_STORE_CLOCK_FAST,
 215     S390_FEAT_GROUP_TOD_CLOCK_STEERING,
 216     S390_FEAT_ETF3_ENH,
 217     S390_FEAT_DAT_ENH_2,
 218 };
 219 #define base_GEN9_GA2 EmptyFeat
 220 #define base_GEN9_GA3 EmptyFeat
 221 static uint16_t base_GEN10_GA1[] = {
 222     S390_FEAT_CONDITIONAL_SSKE,
 223     S390_FEAT_PARSING_ENH,
 224     S390_FEAT_MOVE_WITH_OPTIONAL_SPEC,
 225     S390_FEAT_EXTRACT_CPU_TIME,
 226     S390_FEAT_COMPARE_AND_SWAP_AND_STORE,
 227     S390_FEAT_COMPARE_AND_SWAP_AND_STORE_2,
 228     S390_FEAT_GENERAL_INSTRUCTIONS_EXT,
 229     S390_FEAT_EXECUTE_EXT,
 230     S390_FEAT_FLOATING_POINT_SUPPPORT_ENH,
 231     S390_FEAT_DFP,
 232     S390_FEAT_DFP_FAST,
 233     S390_FEAT_PFPO,
 234 };
 235 #define base_GEN10_GA2 EmptyFeat
 236 #define base_GEN10_GA3 EmptyFeat
 237 static uint16_t base_GEN11_GA1[] = {
 238     S390_FEAT_NONQ_KEY_SETTING,
 239     S390_FEAT_ENHANCED_MONITOR,
 240     S390_FEAT_FLOATING_POINT_EXT,
 241     S390_FEAT_SET_PROGRAM_PARAMETERS,
 242     S390_FEAT_STFLE_45,
 243     S390_FEAT_CMPSC_ENH,
 244     S390_FEAT_INTERLOCKED_ACCESS_2,
 245 };
 246 #define base_GEN11_GA2 EmptyFeat
 247 static uint16_t base_GEN12_GA1[] = {
 248     S390_FEAT_DFP_ZONED_CONVERSION,
 249     S390_FEAT_STFLE_49,
 250     S390_FEAT_LOCAL_TLB_CLEARING,
 251 };
 252 #define base_GEN12_GA2 EmptyFeat
 253 static uint16_t base_GEN13_GA1[] = {
 254     S390_FEAT_STFLE_53,
 255     S390_FEAT_DFP_PACKED_CONVERSION,
 256     S390_FEAT_GROUP_GEN13_PTFF,
 257 };
 258 #define base_GEN13_GA2 EmptyFeat
 259
 260 /* full features differing to the base in order of release */
 261 static uint16_t full_GEN7_GA1[] = {
 262     S390_FEAT_SIE_F2,
 263     S390_FEAT_SIE_SKEY,
 264     S390_FEAT_SIE_GPERE,
 265     S390_FEAT_SIE_IB,
 266     S390_FEAT_SIE_CEI,
 267 };
 268 static uint16_t full_GEN7_GA2[] = {
 269     S390_FEAT_EXTENDED_TRANSLATION_2,
 270 };
 271 static uint16_t full_GEN7_GA3[] = {
 272     S390_FEAT_LONG_DISPLACEMENT,
 273     S390_FEAT_SIE_SIIF,
 274 };
 275 static uint16_t full_GEN8_GA1[] = {
 276     S390_FEAT_SIE_GSLS,
 277     S390_FEAT_SIE_64BSCAO,
 278 };
 279 #define full_GEN8_GA2 EmptyFeat
 280 static uint16_t full_GEN8_GA3[] = {
 281     S390_FEAT_ASN_LX_REUSE,
 282     S390_FEAT_EXTENDED_TRANSLATION_3,
 283 };
 284 #define full_GEN8_GA4 EmptyFeat
 285 #define full_GEN8_GA5 EmptyFeat
 286 static uint16_t full_GEN9_GA1[] = {
 287     S390_FEAT_STORE_HYPERVISOR_INFO,
 288     S390_FEAT_GROUP_MSA_EXT_1,
 289     S390_FEAT_CMM,
 290     S390_FEAT_SIE_CMMA,
 291 };
 292 static uint16_t full_GEN9_GA2[] = {
 293     S390_FEAT_MOVE_WITH_OPTIONAL_SPEC,
 294     S390_FEAT_EXTRACT_CPU_TIME,
 295     S390_FEAT_COMPARE_AND_SWAP_AND_STORE,
 296     S390_FEAT_FLOATING_POINT_SUPPPORT_ENH,
 297     S390_FEAT_DFP,
 298 };
 299 static uint16_t full_GEN9_GA3[] = {
 300     S390_FEAT_CONDITIONAL_SSKE,
 301     S390_FEAT_PFPO,
 302 };
 303 static uint16_t full_GEN10_GA1[] = {
 304     S390_FEAT_EDAT,
 305     S390_FEAT_CONFIGURATION_TOPOLOGY,
 306     S390_FEAT_GROUP_MSA_EXT_2,
 307     S390_FEAT_ESOP,
 308     S390_FEAT_SIE_PFMFI,
 309     S390_FEAT_SIE_SIGPIF,
 310 };
 311 static uint16_t full_GEN10_GA2[] = {
 312     S390_FEAT_SET_PROGRAM_PARAMETERS,
 313     S390_FEAT_SIE_IBS,
 314 };
 315 static uint16_t full_GEN10_GA3[] = {
 316     S390_FEAT_GROUP_MSA_EXT_3,
 317 };
 318 static uint16_t full_GEN11_GA1[] = {
 319     S390_FEAT_IPTE_RANGE,
 320     S390_FEAT_ACCESS_EXCEPTION_FS_INDICATION,
 321     S390_FEAT_GROUP_MSA_EXT_4,
 322 };
 323 #define full_GEN11_GA2 EmptyFeat
 324 static uint16_t full_GEN12_GA1[] = {
 325     S390_FEAT_CONSTRAINT_TRANSACTIONAL_EXE,
 326     S390_FEAT_TRANSACTIONAL_EXE,
 327     S390_FEAT_RUNTIME_INSTRUMENTATION,
 328     S390_FEAT_EDAT_2,
 329 };
 330 static uint16_t full_GEN12_GA2[] = {
 331     S390_FEAT_GROUP_MSA_EXT_5,
 332 };
 333 static uint16_t full_GEN13_GA1[] = {
 334     S390_FEAT_VECTOR,
 335 };
 336 #define full_GEN13_GA2 EmptyFeat
 337
 338 /* default features differing to the base in order of release */
 339 #define default_GEN7_GA1 EmptyFeat
 340 #define default_GEN7_GA2 EmptyFeat
 341 #define default_GEN7_GA3 EmptyFeat
 342 #define default_GEN8_GA1 EmptyFeat
 343 #define default_GEN8_GA2 EmptyFeat
 344 #define default_GEN8_GA3 EmptyFeat
 345 #define default_GEN8_GA4 EmptyFeat
 346 #define default_GEN8_GA5 EmptyFeat
 347 static uint16_t default_GEN9_GA1[] = {
 348     S390_FEAT_STORE_HYPERVISOR_INFO,
 349     S390_FEAT_GROUP_MSA_EXT_1,
 350 };
 351 #define default_GEN9_GA2 EmptyFeat
 352 #define default_GEN9_GA3 EmptyFeat
 353 static uint16_t default_GEN10_GA1[] = {
 354     S390_FEAT_EDAT,
 355     S390_FEAT_GROUP_MSA_EXT_2,
 356 };
 357 #define default_GEN10_GA2 EmptyFeat
 358 #define default_GEN10_GA3 EmptyFeat
 359 static uint16_t default_GEN11_GA1[] = {
 360     S390_FEAT_GROUP_MSA_EXT_3,
 361     S390_FEAT_IPTE_RANGE,
 362     S390_FEAT_ACCESS_EXCEPTION_FS_INDICATION,
 363     S390_FEAT_GROUP_MSA_EXT_4,
 364 };
 365 #define default_GEN11_GA2 EmptyFeat
 366 static uint16_t default_GEN12_GA1[] = {
 367     S390_FEAT_CONSTRAINT_TRANSACTIONAL_EXE,
 368     S390_FEAT_TRANSACTIONAL_EXE,
 369     S390_FEAT_RUNTIME_INSTRUMENTATION,
 370     S390_FEAT_EDAT_2,
 371 };
 372 #define default_GEN12_GA2 EmptyFeat
 373 static uint16_t default_GEN13_GA1[] = {
 374     S390_FEAT_GROUP_MSA_EXT_5,
 375     S390_FEAT_VECTOR,
 376 };
 377 #define default_GEN13_GA2 EmptyFeat
 378
 379 /****** END FEATURE DEFS ******/
 380
 381 #define _YEARS  "2016"
 382 #define _NAME_H "TARGET_S390X_GEN_FEATURES_H"
 383
 384 #define CPU_FEAT_INITIALIZER(_name)                    \
 385     {                                                  \
 386         .name = "S390_FEAT_LIST_" #_name,              \
 387         .base_bits =                                   \
 388             { .data = base_##_name,                    \
 389               .len = ARRAY_SIZE(base_##_name) },       \
 390         .default_bits =                                \
 391             { .data = default_##_name,                 \
 392               .len = ARRAY_SIZE(default_##_name) },    \
 393         .full_bits =                                   \
 394             { .data = full_##_name,                    \
 395               .len = ARRAY_SIZE(full_##_name) },       \
 396     }
 397
 398 typedef struct BitSpec {
 399     uint16_t *data;
 400     uint32_t len;
 401 } BitSpec;
 402
 403 typedef struct {
 404     const char *name;
 405     BitSpec base_bits;
 406     BitSpec default_bits;
 407     BitSpec full_bits;
 408 } CpuFeatDefSpec;
 409
 410 static uint16_t EmptyFeat[] = {};
 411
 412 /*******************************
 413  * processor GA series
 414  *******************************/
 415 static CpuFeatDefSpec CpuFeatDef[] = {
 416     CPU_FEAT_INITIALIZER(GEN7_GA1),
 417     CPU_FEAT_INITIALIZER(GEN7_GA2),
 418     CPU_FEAT_INITIALIZER(GEN7_GA3),
 419     CPU_FEAT_INITIALIZER(GEN8_GA1),
 420     CPU_FEAT_INITIALIZER(GEN8_GA2),
 421     CPU_FEAT_INITIALIZER(GEN8_GA3),
 422     CPU_FEAT_INITIALIZER(GEN8_GA4),
 423     CPU_FEAT_INITIALIZER(GEN8_GA5),
 424     CPU_FEAT_INITIALIZER(GEN9_GA1),
 425     CPU_FEAT_INITIALIZER(GEN9_GA2),
 426     CPU_FEAT_INITIALIZER(GEN9_GA3),
 427     CPU_FEAT_INITIALIZER(GEN10_GA1),
 428     CPU_FEAT_INITIALIZER(GEN10_GA2),
 429     CPU_FEAT_INITIALIZER(GEN10_GA3),
 430     CPU_FEAT_INITIALIZER(GEN11_GA1),
 431     CPU_FEAT_INITIALIZER(GEN11_GA2),
 432     CPU_FEAT_INITIALIZER(GEN12_GA1),
 433     CPU_FEAT_INITIALIZER(GEN12_GA2),
 434     CPU_FEAT_INITIALIZER(GEN13_GA1),
 435     CPU_FEAT_INITIALIZER(GEN13_GA2),
 436 };
 437
 438 static void set_bits(uint64_t list[], BitSpec bits)
 439 {
 440     uint32_t i;
 441
 442     for (i = 0; i < bits.len; i++) {
 443         list[bits.data[i] / 64] |= 1ULL << (bits.data[i] % 64);
 444     }
 445 }
 446
 447 static void print_feature_defs(void)
 448 {
 449     uint64_t base_feat[S390_FEAT_MAX / 64 + 1] = {};
 450     uint64_t default_feat[S390_FEAT_MAX / 64 + 1] = {};
 451     uint64_t full_feat[S390_FEAT_MAX / 64 + 1] = {};
 452     int i, j;
 453
 454     printf("\n/* CPU model feature list data */\n");
 455
 456     for (i = 0; i < ARRAY_SIZE(CpuFeatDef); i++) {
 457         set_bits(base_feat, CpuFeatDef[i].base_bits);
 458         /* add the base to the default features */
 459         set_bits(default_feat, CpuFeatDef[i].base_bits);
 460         set_bits(default_feat, CpuFeatDef[i].default_bits);
 461         /* add the base to the full features */
 462         set_bits(full_feat, CpuFeatDef[i].base_bits);
 463         set_bits(full_feat, CpuFeatDef[i].full_bits);
 464
 465         printf("#define %s_BASE\t", CpuFeatDef[i].name);
 466         for (j = 0; j < ARRAY_SIZE(base_feat); j++) {
 467             printf("0x%016"PRIx64"ULL", base_feat[j]);
 468             if (j < ARRAY_SIZE(base_feat) - 1) {
 469                 printf(",");
 470             } else {
 471                 printf("\n");
 472             }
 473         }
 474         printf("#define %s_DEFAULT\t", CpuFeatDef[i].name);
 475         for (j = 0; j < ARRAY_SIZE(default_feat); j++) {
 476             printf("0x%016"PRIx64"ULL", default_feat[j]);
 477             if (j < ARRAY_SIZE(default_feat) - 1) {
 478                 printf(",");
 479             } else {
 480                 printf("\n");
 481             }
 482         }
 483         printf("#define %s_FULL\t\t", CpuFeatDef[i].name);
 484         for (j = 0; j < ARRAY_SIZE(full_feat); j++) {
 485             printf("0x%016"PRIx64"ULL", full_feat[j]);
 486             if (j < ARRAY_SIZE(full_feat) - 1) {
 487                 printf(",");
 488             } else {
 489                 printf("\n");
 490             }
 491         }
 492     }
 493 }
 494
 495 int main(int argc, char *argv[])
 496 {
 497     printf("/*\n"
 498            " * AUTOMATICALLY GENERATED, DO NOT MODIFY HERE, EDIT\n"
 499            " * SOURCE FILE \"%s\" INSTEAD.\n"
 500            " *\n"
 501            " * Copyright %s IBM Corp.\n"
 502            " *\n"
 503            " * This work is licensed under the terms of the GNU GPL, "
 504            "version 2 or (at\n * your option) any later version. See "
 505            "the COPYING file in the top-level\n * directory.\n"
 506            " */\n\n"
 507            "#ifndef %s\n#define %s\n", __FILE__, _YEARS, _NAME_H, _NAME_H);
 508     print_feature_defs();
 509     printf("\n#endif\n");
 510     return 0;
 511 }