mpconfig.h 39.1 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256
/*
 * This file is part of the MicroPython project, http://micropython.org/
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 2013, 2014 Damien P. George
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#ifndef MICROPY_INCLUDED_PY_MPCONFIG_H
#define MICROPY_INCLUDED_PY_MPCONFIG_H

// This file contains default configuration settings for MicroPython.
// You can override any of the options below using mpconfigport.h file
// located in a directory of your port.

// mpconfigport.h is a file containing configuration settings for a
// particular port. mpconfigport.h is actually a default name for
// such config, and it can be overridden using MP_CONFIGFILE preprocessor
// define (you can do that by passing CFLAGS_EXTRA='-DMP_CONFIGFILE="<file.h>"'
// argument to make when using standard MicroPython makefiles).
// This is useful to have more than one config per port, for example,
// release vs debug configs, etc. Note that if you switch from one config
// to another, you must rebuild from scratch using "-B" switch to make.

#ifdef MP_CONFIGFILE
#include MP_CONFIGFILE
#else
#include <mpconfigport.h>
#endif

// Any options not explicitly set in mpconfigport.h will get default
// values below.

/*****************************************************************************/
/* Object representation                                                     */

// A MicroPython object is a machine word having the following form:
//  - xxxx...xxx1 : a small int, bits 1 and above are the value
//  - xxxx...xx10 : a qstr, bits 2 and above are the value
//  - xxxx...xx00 : a pointer to an mp_obj_base_t (unless a fake object)
#define MICROPY_OBJ_REPR_A (0)

// A MicroPython object is a machine word having the following form:
//  - xxxx...xx01 : a small int, bits 2 and above are the value
//  - xxxx...xx11 : a qstr, bits 2 and above are the value
//  - xxxx...xxx0 : a pointer to an mp_obj_base_t (unless a fake object)
#define MICROPY_OBJ_REPR_B (1)

// A MicroPython object is a machine word having the following form (called R):
//  - iiiiiiii iiiiiiii iiiiiiii iiiiiii1 small int with 31-bit signed value
//  - 01111111 1qqqqqqq qqqqqqqq qqqqq110 str with 20-bit qstr value
//  - s1111111 10000000 00000000 00000010 +/- inf
//  - s1111111 1xxxxxxx xxxxxxxx xxxxx010 nan, x != 0
//  - seeeeeee efffffff ffffffff ffffff10 30-bit fp, e != 0xff
//  - pppppppp pppppppp pppppppp pppppp00 ptr (4 byte alignment)
// Str and float stored as O = R + 0x80800000, retrieved as R = O - 0x80800000.
// This makes strs easier to encode/decode as they have zeros in the top 9 bits.
// This scheme only works with 32-bit word size and float enabled.
#define MICROPY_OBJ_REPR_C (2)

// A MicroPython object is a 64-bit word having the following form (called R):
//  - seeeeeee eeeeffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff 64-bit fp, e != 0x7ff
//  - s1111111 11110000 00000000 00000000 00000000 00000000 00000000 00000000 +/- inf
//  - 01111111 11111000 00000000 00000000 00000000 00000000 00000000 00000000 normalised nan
//  - 01111111 11111101 00000000 00000000 iiiiiiii iiiiiiii iiiiiiii iiiiiii1 small int
//  - 01111111 11111110 00000000 00000000 qqqqqqqq qqqqqqqq qqqqqqqq qqqqqqq1 str
//  - 01111111 11111100 00000000 00000000 pppppppp pppppppp pppppppp pppppp00 ptr (4 byte alignment)
// Stored as O = R + 0x8004000000000000, retrieved as R = O - 0x8004000000000000.
// This makes pointers have all zeros in the top 32 bits.
// Small-ints and strs have 1 as LSB to make sure they don't look like pointers
// to the garbage collector.
#define MICROPY_OBJ_REPR_D (3)

#ifndef MICROPY_OBJ_REPR
#define MICROPY_OBJ_REPR (MICROPY_OBJ_REPR_A)
#endif

/*****************************************************************************/
/* Memory allocation policy                                                  */

// Number of bytes in memory allocation/GC block. Any size allocated will be
// rounded up to be multiples of this.
#ifndef MICROPY_BYTES_PER_GC_BLOCK
#define MICROPY_BYTES_PER_GC_BLOCK (4 * BYTES_PER_WORD)
#endif

// Number of words allocated (in BSS) to the GC stack (minimum is 1)
#ifndef MICROPY_ALLOC_GC_STACK_SIZE
#define MICROPY_ALLOC_GC_STACK_SIZE (64)
#endif

// Be conservative and always clear to zero newly (re)allocated memory in the GC.
// This helps eliminate stray pointers that hold on to memory that's no longer
// used.  It decreases performance due to unnecessary memory clearing.
// A memory manager which always clears memory can set this to 0.
// TODO Do analysis to understand why some memory is not properly cleared and
// find a more efficient way to clear it.
#ifndef MICROPY_GC_CONSERVATIVE_CLEAR
#define MICROPY_GC_CONSERVATIVE_CLEAR (MICROPY_ENABLE_GC)
#endif

// Support automatic GC when reaching allocation threshold,
// configurable by gc.threshold().
#ifndef MICROPY_GC_ALLOC_THRESHOLD
#define MICROPY_GC_ALLOC_THRESHOLD (1)
#endif

// Number of bytes to allocate initially when creating new chunks to store
// interned string data.  Smaller numbers lead to more chunks being needed
// and more wastage at the end of the chunk.  Larger numbers lead to wasted
// space at the end when no more strings need interning.
#ifndef MICROPY_ALLOC_QSTR_CHUNK_INIT
#define MICROPY_ALLOC_QSTR_CHUNK_INIT (128)
#endif

// Initial amount for lexer indentation level
#ifndef MICROPY_ALLOC_LEXER_INDENT_INIT
#define MICROPY_ALLOC_LEXER_INDENT_INIT (10)
#endif

// Increment for lexer indentation level
#ifndef MICROPY_ALLOC_LEXEL_INDENT_INC
#define MICROPY_ALLOC_LEXEL_INDENT_INC (8)
#endif

// Initial amount for parse rule stack
#ifndef MICROPY_ALLOC_PARSE_RULE_INIT
#define MICROPY_ALLOC_PARSE_RULE_INIT (64)
#endif

// Increment for parse rule stack
#ifndef MICROPY_ALLOC_PARSE_RULE_INC
#define MICROPY_ALLOC_PARSE_RULE_INC (16)
#endif

// Initial amount for parse result stack
#ifndef MICROPY_ALLOC_PARSE_RESULT_INIT
#define MICROPY_ALLOC_PARSE_RESULT_INIT (32)
#endif

// Increment for parse result stack
#ifndef MICROPY_ALLOC_PARSE_RESULT_INC
#define MICROPY_ALLOC_PARSE_RESULT_INC (16)
#endif

// Strings this length or less will be interned by the parser
#ifndef MICROPY_ALLOC_PARSE_INTERN_STRING_LEN
#define MICROPY_ALLOC_PARSE_INTERN_STRING_LEN (10)
#endif

// Number of bytes to allocate initially when creating new chunks to store
// parse nodes.  Small leads to fragmentation, large leads to excess use.
#ifndef MICROPY_ALLOC_PARSE_CHUNK_INIT
#define MICROPY_ALLOC_PARSE_CHUNK_INIT (128)
#endif

// Initial amount for ids in a scope
#ifndef MICROPY_ALLOC_SCOPE_ID_INIT
#define MICROPY_ALLOC_SCOPE_ID_INIT (4)
#endif

// Increment for ids in a scope
#ifndef MICROPY_ALLOC_SCOPE_ID_INC
#define MICROPY_ALLOC_SCOPE_ID_INC (6)
#endif

// Maximum length of a path in the filesystem
// So we can allocate a buffer on the stack for path manipulation in import
#ifndef MICROPY_ALLOC_PATH_MAX
#define MICROPY_ALLOC_PATH_MAX (512)
#endif

// Initial size of module dict
#ifndef MICROPY_MODULE_DICT_SIZE
#define MICROPY_MODULE_DICT_SIZE (1)
#endif

// Whether realloc/free should be passed allocated memory region size
// You must enable this if MICROPY_MEM_STATS is enabled
#ifndef MICROPY_MALLOC_USES_ALLOCATED_SIZE
#define MICROPY_MALLOC_USES_ALLOCATED_SIZE (0)
#endif

// Number of bytes used to store qstr length
// Dictates hard limit on maximum Python identifier length, but 1 byte
// (limit of 255 bytes in an identifier) should be enough for everyone
#ifndef MICROPY_QSTR_BYTES_IN_LEN
#define MICROPY_QSTR_BYTES_IN_LEN (1)
#endif

// Number of bytes used to store qstr hash
#ifndef MICROPY_QSTR_BYTES_IN_HASH
#define MICROPY_QSTR_BYTES_IN_HASH (2)
#endif

// Avoid using C stack when making Python function calls. C stack still
// may be used if there's no free heap.
#ifndef MICROPY_STACKLESS
#define MICROPY_STACKLESS (0)
#endif

// Never use C stack when making Python function calls. This may break
// testsuite as will subtly change which exception is thrown in case
// of too deep recursion and other similar cases.
#ifndef MICROPY_STACKLESS_STRICT
#define MICROPY_STACKLESS_STRICT (0)
#endif

// Don't use alloca calls. As alloca() is not part of ANSI C, this
// workaround option is provided for compilers lacking this de-facto
// standard function. The way it works is allocating from heap, and
// relying on garbage collection to free it eventually. This is of
// course much less optimal than real alloca().
#if defined(MICROPY_NO_ALLOCA) && MICROPY_NO_ALLOCA
#undef alloca
#define alloca(x) m_malloc(x)
#endif

/*****************************************************************************/
/* MicroPython emitters                                                     */

// Whether to support loading of persistent code
#ifndef MICROPY_PERSISTENT_CODE_LOAD
#define MICROPY_PERSISTENT_CODE_LOAD (0)
#endif

// Whether to support saving of persistent code
#ifndef MICROPY_PERSISTENT_CODE_SAVE
#define MICROPY_PERSISTENT_CODE_SAVE (0)
#endif

// Whether generated code can persist independently of the VM/runtime instance
// This is enabled automatically when needed by other features
#ifndef MICROPY_PERSISTENT_CODE
#define MICROPY_PERSISTENT_CODE (MICROPY_PERSISTENT_CODE_LOAD || MICROPY_PERSISTENT_CODE_SAVE || MICROPY_MODULE_FROZEN_MPY)
#endif

// Whether to emit x64 native code
#ifndef MICROPY_EMIT_X64
#define MICROPY_EMIT_X64 (0)
#endif

// Whether to emit x86 native code
#ifndef MICROPY_EMIT_X86
#define MICROPY_EMIT_X86 (0)
#endif

// Whether to emit thumb native code
#ifndef MICROPY_EMIT_THUMB
#define MICROPY_EMIT_THUMB (0)
#endif

// Whether to enable the thumb inline assembler
#ifndef MICROPY_EMIT_INLINE_THUMB
#define MICROPY_EMIT_INLINE_THUMB (0)
#endif

// Whether to enable ARMv7-M instruction support in the Thumb2 inline assembler
#ifndef MICROPY_EMIT_INLINE_THUMB_ARMV7M
#define MICROPY_EMIT_INLINE_THUMB_ARMV7M (1)
#endif

// Whether to enable float support in the Thumb2 inline assembler
#ifndef MICROPY_EMIT_INLINE_THUMB_FLOAT
#define MICROPY_EMIT_INLINE_THUMB_FLOAT (1)
#endif

// Whether to emit ARM native code
#ifndef MICROPY_EMIT_ARM
#define MICROPY_EMIT_ARM (0)
#endif

// Whether to emit Xtensa native code
#ifndef MICROPY_EMIT_XTENSA
#define MICROPY_EMIT_XTENSA (0)
#endif

// Whether to enable the Xtensa inline assembler
#ifndef MICROPY_EMIT_INLINE_XTENSA
#define MICROPY_EMIT_INLINE_XTENSA (0)
#endif

// Convenience definition for whether any native emitter is enabled
#define MICROPY_EMIT_NATIVE (MICROPY_EMIT_X64 || MICROPY_EMIT_X86 || MICROPY_EMIT_THUMB || MICROPY_EMIT_ARM || MICROPY_EMIT_XTENSA)

// Convenience definition for whether any inline assembler emitter is enabled
#define MICROPY_EMIT_INLINE_ASM (MICROPY_EMIT_INLINE_THUMB || MICROPY_EMIT_INLINE_XTENSA)

/*****************************************************************************/
/* Compiler configuration                                                    */

// Whether to include the compiler
#ifndef MICROPY_ENABLE_COMPILER
#define MICROPY_ENABLE_COMPILER (1)
#endif

// Whether the compiler is dynamically configurable (ie at runtime)
#ifndef MICROPY_DYNAMIC_COMPILER
#define MICROPY_DYNAMIC_COMPILER (0)
#endif

// Configure dynamic compiler macros
#if MICROPY_DYNAMIC_COMPILER
#define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE_DYNAMIC (mp_dynamic_compiler.opt_cache_map_lookup_in_bytecode)
#define MICROPY_PY_BUILTINS_STR_UNICODE_DYNAMIC (mp_dynamic_compiler.py_builtins_str_unicode)
#else
#define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE_DYNAMIC MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE
#define MICROPY_PY_BUILTINS_STR_UNICODE_DYNAMIC MICROPY_PY_BUILTINS_STR_UNICODE
#endif

// Whether to enable constant folding; eg 1+2 rewritten as 3
#ifndef MICROPY_COMP_CONST_FOLDING
#define MICROPY_COMP_CONST_FOLDING (1)
#endif

// Whether to enable lookup of constants in modules; eg module.CONST
#ifndef MICROPY_COMP_MODULE_CONST
#define MICROPY_COMP_MODULE_CONST (0)
#endif

// Whether to enable constant optimisation; id = const(value)
#ifndef MICROPY_COMP_CONST
#define MICROPY_COMP_CONST (1)
#endif

// Whether to enable optimisation of: a, b = c, d
// Costs 124 bytes (Thumb2)
#ifndef MICROPY_COMP_DOUBLE_TUPLE_ASSIGN
#define MICROPY_COMP_DOUBLE_TUPLE_ASSIGN (1)
#endif

// Whether to enable optimisation of: a, b, c = d, e, f
// Cost 156 bytes (Thumb2)
#ifndef MICROPY_COMP_TRIPLE_TUPLE_ASSIGN
#define MICROPY_COMP_TRIPLE_TUPLE_ASSIGN (0)
#endif

// Whether to enable optimisation of: return a if b else c
// Costs about 80 bytes (Thumb2) and saves 2 bytes of bytecode for each use
#ifndef MICROPY_COMP_RETURN_IF_EXPR
#define MICROPY_COMP_RETURN_IF_EXPR (0)
#endif

/*****************************************************************************/
/* Internal debugging stuff                                                  */

// Whether to collect memory allocation stats
#ifndef MICROPY_MEM_STATS
#define MICROPY_MEM_STATS (0)
#endif

// Whether to build functions that print debugging info:
//   mp_bytecode_print
//   mp_parse_node_print
#ifndef MICROPY_DEBUG_PRINTERS
#define MICROPY_DEBUG_PRINTERS (0)
#endif

/*****************************************************************************/
/* Optimisations                                                             */

// Whether to use computed gotos in the VM, or a switch
// Computed gotos are roughly 10% faster, and increase VM code size by a little
#ifndef MICROPY_OPT_COMPUTED_GOTO
#define MICROPY_OPT_COMPUTED_GOTO (0)
#endif

// Whether to cache result of map lookups in LOAD_NAME, LOAD_GLOBAL, LOAD_ATTR,
// STORE_ATTR bytecodes.  Uses 1 byte extra RAM for each of these opcodes and
// uses a bit of extra code ROM, but greatly improves lookup speed.
#ifndef MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE
#define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE (0)
#endif

// Whether to use fast versions of bitwise operations (and, or, xor) when the
// arguments are both positive.  Increases Thumb2 code size by about 250 bytes.
#ifndef MICROPY_OPT_MPZ_BITWISE
#define MICROPY_OPT_MPZ_BITWISE (0)
#endif

/*****************************************************************************/
/* Python internal features                                                  */

// Whether to use the POSIX reader for importing files
#ifndef MICROPY_READER_POSIX
#define MICROPY_READER_POSIX (0)
#endif

// Whether to use the VFS reader for importing files
#ifndef MICROPY_READER_VFS
#define MICROPY_READER_VFS (0)
#endif

// Hook for the VM at the start of the opcode loop (can contain variable
// definitions usable by the other hook functions)
#ifndef MICROPY_VM_HOOK_INIT
#define MICROPY_VM_HOOK_INIT
#endif

// Hook for the VM during the opcode loop (but only after jump opcodes)
#ifndef MICROPY_VM_HOOK_LOOP
#define MICROPY_VM_HOOK_LOOP
#endif

// Hook for the VM just before return opcode is finished being interpreted
#ifndef MICROPY_VM_HOOK_RETURN
#define MICROPY_VM_HOOK_RETURN
#endif

// Whether to include the garbage collector
#ifndef MICROPY_ENABLE_GC
#define MICROPY_ENABLE_GC (0)
#endif

// Whether to enable finalisers in the garbage collector (ie call __del__)
#ifndef MICROPY_ENABLE_FINALISER
#define MICROPY_ENABLE_FINALISER (0)
#endif

// Whether to check C stack usage. C stack used for calling Python functions,
// etc. Not checking means segfault on overflow.
#ifndef MICROPY_STACK_CHECK
#define MICROPY_STACK_CHECK (0)
#endif

// Whether to have an emergency exception buffer
#ifndef MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF
#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (0)
#endif
#if MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF
#   ifndef MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE
#   define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE (0)   // 0 - implies dynamic allocation
#   endif
#endif

// Whether to provide the mp_kbd_exception object, and micropython.kbd_intr function
#ifndef MICROPY_KBD_EXCEPTION
#define MICROPY_KBD_EXCEPTION (0)
#endif

// Prefer to raise KeyboardInterrupt asynchronously (from signal or interrupt
// handler) - if supported by a particular port.
#ifndef MICROPY_ASYNC_KBD_INTR
#define MICROPY_ASYNC_KBD_INTR (0)
#endif

// Whether to include REPL helper function
#ifndef MICROPY_HELPER_REPL
#define MICROPY_HELPER_REPL (0)
#endif

// Whether to include emacs-style readline behavior in REPL
#ifndef MICROPY_REPL_EMACS_KEYS
#define MICROPY_REPL_EMACS_KEYS (0)
#endif

// Whether to implement auto-indent in REPL
#ifndef MICROPY_REPL_AUTO_INDENT
#define MICROPY_REPL_AUTO_INDENT (0)
#endif

// Whether port requires event-driven REPL functions
#ifndef MICROPY_REPL_EVENT_DRIVEN
#define MICROPY_REPL_EVENT_DRIVEN (0)
#endif

// Whether to include lexer helper function for unix
#ifndef MICROPY_HELPER_LEXER_UNIX
#define MICROPY_HELPER_LEXER_UNIX (0)
#endif

// Long int implementation
#define MICROPY_LONGINT_IMPL_NONE (0)
#define MICROPY_LONGINT_IMPL_LONGLONG (1)
#define MICROPY_LONGINT_IMPL_MPZ (2)

#ifndef MICROPY_LONGINT_IMPL
#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_NONE)
#endif

#if MICROPY_LONGINT_IMPL == MICROPY_LONGINT_IMPL_LONGLONG
typedef long long mp_longint_impl_t;
#endif

// Whether to include information in the byte code to determine source
// line number (increases RAM usage, but doesn't slow byte code execution)
#ifndef MICROPY_ENABLE_SOURCE_LINE
#define MICROPY_ENABLE_SOURCE_LINE (0)
#endif

// Whether to include doc strings (increases RAM usage)
#ifndef MICROPY_ENABLE_DOC_STRING
#define MICROPY_ENABLE_DOC_STRING (0)
#endif

// Exception messages are short static strings
#define MICROPY_ERROR_REPORTING_TERSE    (1)
// Exception messages provide basic error details
#define MICROPY_ERROR_REPORTING_NORMAL   (2)
// Exception messages provide full info, e.g. object names
#define MICROPY_ERROR_REPORTING_DETAILED (3)

#ifndef MICROPY_ERROR_REPORTING
#define MICROPY_ERROR_REPORTING (MICROPY_ERROR_REPORTING_NORMAL)
#endif

// Whether issue warnings during compiling/execution
#ifndef MICROPY_WARNINGS
#define MICROPY_WARNINGS (0)
#endif

// Float and complex implementation
#define MICROPY_FLOAT_IMPL_NONE (0)
#define MICROPY_FLOAT_IMPL_FLOAT (1)
#define MICROPY_FLOAT_IMPL_DOUBLE (2)

#ifndef MICROPY_FLOAT_IMPL
#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_NONE)
#endif

#if MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_FLOAT
#define MICROPY_PY_BUILTINS_FLOAT (1)
#define MICROPY_FLOAT_CONST(x) x##F
#define MICROPY_FLOAT_C_FUN(fun) fun##f
typedef float mp_float_t;
#elif MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_DOUBLE
#define MICROPY_PY_BUILTINS_FLOAT (1)
#define MICROPY_FLOAT_CONST(x) x
#define MICROPY_FLOAT_C_FUN(fun) fun
typedef double mp_float_t;
#else
#define MICROPY_PY_BUILTINS_FLOAT (0)
#endif

#ifndef MICROPY_PY_BUILTINS_COMPLEX
#define MICROPY_PY_BUILTINS_COMPLEX (MICROPY_PY_BUILTINS_FLOAT)
#endif

// Whether to provide a high-quality hash for float and complex numbers.
// Otherwise the default is a very simple but correct hashing function.
#ifndef MICROPY_FLOAT_HIGH_QUALITY_HASH
#define MICROPY_FLOAT_HIGH_QUALITY_HASH (0)
#endif

// Enable features which improve CPython compatibility
// but may lead to more code size/memory usage.
// TODO: Originally intended as generic category to not
// add bunch of once-off options. May need refactoring later
#ifndef MICROPY_CPYTHON_COMPAT
#define MICROPY_CPYTHON_COMPAT (1)
#endif

// Perform full checks as done by CPython. Disabling this
// may produce incorrect results, if incorrect data is fed,
// but should not lead to MicroPython crashes or similar
// grave issues (in other words, only user app should be,
// affected, not system).
#ifndef MICROPY_FULL_CHECKS
#define MICROPY_FULL_CHECKS (1)
#endif

// Whether POSIX-semantics non-blocking streams are supported
#ifndef MICROPY_STREAMS_NON_BLOCK
#define MICROPY_STREAMS_NON_BLOCK (0)
#endif

// Whether to provide stream functions with POSIX-like signatures
// (useful for porting existing libraries to MicroPython).
#ifndef MICROPY_STREAMS_POSIX_API
#define MICROPY_STREAMS_POSIX_API (0)
#endif

// Whether to call __init__ when importing builtin modules for the first time
#ifndef MICROPY_MODULE_BUILTIN_INIT
#define MICROPY_MODULE_BUILTIN_INIT (0)
#endif

// Whether module weak links are supported
#ifndef MICROPY_MODULE_WEAK_LINKS
#define MICROPY_MODULE_WEAK_LINKS (0)
#endif

// Whether frozen modules are supported in the form of strings
#ifndef MICROPY_MODULE_FROZEN_STR
#define MICROPY_MODULE_FROZEN_STR (0)
#endif

// Whether frozen modules are supported in the form of .mpy files
#ifndef MICROPY_MODULE_FROZEN_MPY
#define MICROPY_MODULE_FROZEN_MPY (0)
#endif

// Convenience macro for whether frozen modules are supported
#ifndef MICROPY_MODULE_FROZEN
#define MICROPY_MODULE_FROZEN (MICROPY_MODULE_FROZEN_STR || MICROPY_MODULE_FROZEN_MPY)
#endif

// Whether you can override builtins in the builtins module
#ifndef MICROPY_CAN_OVERRIDE_BUILTINS
#define MICROPY_CAN_OVERRIDE_BUILTINS (0)
#endif

// Whether to check that the "self" argument of a builtin method has the
// correct type.  Such an explicit check is only needed if a builtin
// method escapes to Python land without a first argument, eg
// list.append([], 1).  Without this check such calls will have undefined
// behaviour (usually segfault) if the first argument is the wrong type.
#ifndef MICROPY_BUILTIN_METHOD_CHECK_SELF_ARG
#define MICROPY_BUILTIN_METHOD_CHECK_SELF_ARG (1)
#endif

// Whether to use internally defined errno's (otherwise system provided ones)
#ifndef MICROPY_USE_INTERNAL_ERRNO
#define MICROPY_USE_INTERNAL_ERRNO (0)
#endif

// Whether to use internally defined *printf() functions (otherwise external ones)
#ifndef MICROPY_USE_INTERNAL_PRINTF
#define MICROPY_USE_INTERNAL_PRINTF (1)
#endif

// Support for internal scheduler
#ifndef MICROPY_ENABLE_SCHEDULER
#define MICROPY_ENABLE_SCHEDULER (0)
#endif

// Maximum number of entries in the scheduler
#ifndef MICROPY_SCHEDULER_DEPTH
#define MICROPY_SCHEDULER_DEPTH (4)
#endif

// Support for generic VFS sub-system
#ifndef MICROPY_VFS
#define MICROPY_VFS (0)
#endif

/*****************************************************************************/
/* Fine control over Python builtins, classes, modules, etc                  */

// Whether to implement attributes on functions
#ifndef MICROPY_PY_FUNCTION_ATTRS
#define MICROPY_PY_FUNCTION_ATTRS (0)
#endif

// Whether to support descriptors (__get__ and __set__)
// This costs some code size and makes all load attrs and store attrs slow
#ifndef MICROPY_PY_DESCRIPTORS
#define MICROPY_PY_DESCRIPTORS (0)
#endif

// Whether to support class __delattr__ and __setattr__ methods
// This costs some code size and makes all del attrs and store attrs slow
#ifndef MICROPY_PY_DELATTR_SETATTR
#define MICROPY_PY_DELATTR_SETATTR (0)
#endif

// Support for async/await/async for/async with
#ifndef MICROPY_PY_ASYNC_AWAIT
#define MICROPY_PY_ASYNC_AWAIT (1)
#endif

// Issue a warning when comparing str and bytes objects
#ifndef MICROPY_PY_STR_BYTES_CMP_WARN
#define MICROPY_PY_STR_BYTES_CMP_WARN (0)
#endif

// Whether str object is proper unicode
#ifndef MICROPY_PY_BUILTINS_STR_UNICODE
#define MICROPY_PY_BUILTINS_STR_UNICODE (0)
#endif

// Whether str.center() method provided
#ifndef MICROPY_PY_BUILTINS_STR_CENTER
#define MICROPY_PY_BUILTINS_STR_CENTER (0)
#endif

// Whether str.partition()/str.rpartition() method provided
#ifndef MICROPY_PY_BUILTINS_STR_PARTITION
#define MICROPY_PY_BUILTINS_STR_PARTITION (0)
#endif

// Whether str.splitlines() method provided
#ifndef MICROPY_PY_BUILTINS_STR_SPLITLINES
#define MICROPY_PY_BUILTINS_STR_SPLITLINES (0)
#endif

// Whether to support bytearray object
#ifndef MICROPY_PY_BUILTINS_BYTEARRAY
#define MICROPY_PY_BUILTINS_BYTEARRAY (1)
#endif

// Whether to support memoryview object
#ifndef MICROPY_PY_BUILTINS_MEMORYVIEW
#define MICROPY_PY_BUILTINS_MEMORYVIEW (0)
#endif

// Whether to support set object
#ifndef MICROPY_PY_BUILTINS_SET
#define MICROPY_PY_BUILTINS_SET (1)
#endif

// Whether to support slice subscript operators and slice object
#ifndef MICROPY_PY_BUILTINS_SLICE
#define MICROPY_PY_BUILTINS_SLICE (1)
#endif

// Whether to support slice attribute read access,
// i.e. slice.start, slice.stop, slice.step
#ifndef MICROPY_PY_BUILTINS_SLICE_ATTRS
#define MICROPY_PY_BUILTINS_SLICE_ATTRS (0)
#endif

// Whether to support frozenset object
#ifndef MICROPY_PY_BUILTINS_FROZENSET
#define MICROPY_PY_BUILTINS_FROZENSET (0)
#endif

// Whether to support property object
#ifndef MICROPY_PY_BUILTINS_PROPERTY
#define MICROPY_PY_BUILTINS_PROPERTY (1)
#endif

// Whether to implement the start/stop/step attributes (readback) on
// the "range" builtin type. Rarely used, and costs ~60 bytes (x86).
#ifndef MICROPY_PY_BUILTINS_RANGE_ATTRS
#define MICROPY_PY_BUILTINS_RANGE_ATTRS (1)
#endif

// Whether to support timeout exceptions (like socket.timeout)
#ifndef MICROPY_PY_BUILTINS_TIMEOUTERROR
#define MICROPY_PY_BUILTINS_TIMEOUTERROR (0)
#endif

// Whether to support complete set of special methods
// for user classes, otherwise only the most used
#ifndef MICROPY_PY_ALL_SPECIAL_METHODS
#define MICROPY_PY_ALL_SPECIAL_METHODS (0)
#endif

// Whether to support compile function
#ifndef MICROPY_PY_BUILTINS_COMPILE
#define MICROPY_PY_BUILTINS_COMPILE (0)
#endif

// Whether to support enumerate function(type)
#ifndef MICROPY_PY_BUILTINS_ENUMERATE
#define MICROPY_PY_BUILTINS_ENUMERATE (1)
#endif

// Whether to support eval and exec functions
// By default they are supported if the compiler is enabled
#ifndef MICROPY_PY_BUILTINS_EVAL_EXEC
#define MICROPY_PY_BUILTINS_EVAL_EXEC (MICROPY_ENABLE_COMPILER)
#endif

// Whether to support the Python 2 execfile function
#ifndef MICROPY_PY_BUILTINS_EXECFILE
#define MICROPY_PY_BUILTINS_EXECFILE (0)
#endif

// Whether to support filter function(type)
#ifndef MICROPY_PY_BUILTINS_FILTER
#define MICROPY_PY_BUILTINS_FILTER (1)
#endif

// Whether to support reversed function(type)
#ifndef MICROPY_PY_BUILTINS_REVERSED
#define MICROPY_PY_BUILTINS_REVERSED (1)
#endif

// Whether to define "NotImplemented" special constant
#ifndef MICROPY_PY_BUILTINS_NOTIMPLEMENTED
#define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (0)
#endif

// Whether to provide the built-in input() function. The implementation of this
// uses mp-readline, so can only be enabled if the port uses this readline.
#ifndef MICROPY_PY_BUILTINS_INPUT
#define MICROPY_PY_BUILTINS_INPUT (0)
#endif

// Whether to support min/max functions
#ifndef MICROPY_PY_BUILTINS_MIN_MAX
#define MICROPY_PY_BUILTINS_MIN_MAX (1)
#endif

// Support for calls to pow() with 3 integer arguments
#ifndef MICROPY_PY_BUILTINS_POW3
#define MICROPY_PY_BUILTINS_POW3 (0)
#endif

// Whether to provide the help function
#ifndef MICROPY_PY_BUILTINS_HELP
#define MICROPY_PY_BUILTINS_HELP (0)
#endif

// Use this to configure the help text shown for help().  It should be a
// variable with the type "const char*".  A sensible default is provided.
#ifndef MICROPY_PY_BUILTINS_HELP_TEXT
#define MICROPY_PY_BUILTINS_HELP_TEXT mp_help_default_text
#endif

// Add the ability to list the available modules when executing help('modules')
#ifndef MICROPY_PY_BUILTINS_HELP_MODULES
#define MICROPY_PY_BUILTINS_HELP_MODULES (0)
#endif

// Whether to set __file__ for imported modules
#ifndef MICROPY_PY___FILE__
#define MICROPY_PY___FILE__ (1)
#endif

// Whether to provide mem-info related functions in micropython module
#ifndef MICROPY_PY_MICROPYTHON_MEM_INFO
#define MICROPY_PY_MICROPYTHON_MEM_INFO (0)
#endif

// Whether to provide "array" module. Note that large chunk of the
// underlying code is shared with "bytearray" builtin type, so to
// get real savings, it should be disabled too.
#ifndef MICROPY_PY_ARRAY
#define MICROPY_PY_ARRAY (1)
#endif

// Whether to support slice assignments for array (and bytearray).
// This is rarely used, but adds ~0.5K of code.
#ifndef MICROPY_PY_ARRAY_SLICE_ASSIGN
#define MICROPY_PY_ARRAY_SLICE_ASSIGN (0)
#endif

// Whether to support attrtuple type (MicroPython extension)
// It provides space-efficient tuples with attribute access
#ifndef MICROPY_PY_ATTRTUPLE
#define MICROPY_PY_ATTRTUPLE (1)
#endif

// Whether to provide "collections" module
#ifndef MICROPY_PY_COLLECTIONS
#define MICROPY_PY_COLLECTIONS (1)
#endif

// Whether to provide "collections.OrderedDict" type
#ifndef MICROPY_PY_COLLECTIONS_ORDEREDDICT
#define MICROPY_PY_COLLECTIONS_ORDEREDDICT (0)
#endif

// Whether to provide "math" module
#ifndef MICROPY_PY_MATH
#define MICROPY_PY_MATH (1)
#endif

// Whether to provide special math functions: math.{erf,erfc,gamma,lgamma}
#ifndef MICROPY_PY_MATH_SPECIAL_FUNCTIONS
#define MICROPY_PY_MATH_SPECIAL_FUNCTIONS (0)
#endif

// Whether to provide "cmath" module
#ifndef MICROPY_PY_CMATH
#define MICROPY_PY_CMATH (0)
#endif

// Whether to provide "gc" module
#ifndef MICROPY_PY_GC
#define MICROPY_PY_GC (1)
#endif

// Whether to return number of collected objects from gc.collect()
#ifndef MICROPY_PY_GC_COLLECT_RETVAL
#define MICROPY_PY_GC_COLLECT_RETVAL (0)
#endif

// Whether to provide "io" module
#ifndef MICROPY_PY_IO
#define MICROPY_PY_IO (1)
#endif

// Whether to provide "uio.resource_stream()" function with
// the semantics of CPython's pkg_resources.resource_stream()
// (allows to access resources in frozen packages).
#ifndef MICROPY_PY_IO_RESOURCE_STREAM
#define MICROPY_PY_IO_RESOURCE_STREAM (0)
#endif

// Whether to provide "io.FileIO" class
#ifndef MICROPY_PY_IO_FILEIO
#define MICROPY_PY_IO_FILEIO (0)
#endif

// Whether to provide "io.BytesIO" class
#ifndef MICROPY_PY_IO_BYTESIO
#define MICROPY_PY_IO_BYTESIO (1)
#endif

// Whether to provide "io.BufferedWriter" class
#ifndef MICROPY_PY_IO_BUFFEREDWRITER
#define MICROPY_PY_IO_BUFFEREDWRITER (0)
#endif

// Whether to provide "struct" module
#ifndef MICROPY_PY_STRUCT
#define MICROPY_PY_STRUCT (1)
#endif

// Whether to provide "sys" module
#ifndef MICROPY_PY_SYS
#define MICROPY_PY_SYS (1)
#endif

// Whether to provide "sys.maxsize" constant
#ifndef MICROPY_PY_SYS_MAXSIZE
#define MICROPY_PY_SYS_MAXSIZE (0)
#endif

// Whether to provide "sys.modules" dictionary
#ifndef MICROPY_PY_SYS_MODULES
#define MICROPY_PY_SYS_MODULES (1)
#endif

// Whether to provide "sys.exc_info" function
// Avoid enabling this, this function is Python2 heritage
#ifndef MICROPY_PY_SYS_EXC_INFO
#define MICROPY_PY_SYS_EXC_INFO (0)
#endif

// Whether to provide "sys.exit" function
#ifndef MICROPY_PY_SYS_EXIT
#define MICROPY_PY_SYS_EXIT (1)
#endif

// Whether to provide sys.{stdin,stdout,stderr} objects
#ifndef MICROPY_PY_SYS_STDFILES
#define MICROPY_PY_SYS_STDFILES (0)
#endif

// Whether to provide sys.{stdin,stdout,stderr}.buffer object
// This is implemented per-port
#ifndef MICROPY_PY_SYS_STDIO_BUFFER
#define MICROPY_PY_SYS_STDIO_BUFFER (0)
#endif

// Whether to provide "uerrno" module
#ifndef MICROPY_PY_UERRNO
#define MICROPY_PY_UERRNO (0)
#endif

// Whether to provide the uerrno.errorcode dict
#ifndef MICROPY_PY_UERRNO_ERRORCODE
#define MICROPY_PY_UERRNO_ERRORCODE (1)
#endif

// Whether to provide "uselect" module (baremetal implementation)
#ifndef MICROPY_PY_USELECT
#define MICROPY_PY_USELECT (0)
#endif

// Whether to provide "utime" module functions implementation
// in terms of mp_hal_* functions.
#ifndef MICROPY_PY_UTIME_MP_HAL
#define MICROPY_PY_UTIME_MP_HAL (0)
#endif

// Period of values returned by utime.ticks_ms(), ticks_us(), ticks_cpu()
// functions. Should be power of two. All functions above use the same
// period, so if underlying hardware/API has different periods, the
// minimum of them should be used. The value below is the maximum value
// this parameter can take (corresponding to 30 bit tick values on 32-bit
// system).
#ifndef MICROPY_PY_UTIME_TICKS_PERIOD
#define MICROPY_PY_UTIME_TICKS_PERIOD (MP_SMALL_INT_POSITIVE_MASK + 1)
#endif

// Whether to provide "_thread" module
#ifndef MICROPY_PY_THREAD
#define MICROPY_PY_THREAD (0)
#endif

// Whether to make the VM/runtime thread-safe using a global lock
// If not enabled then thread safety must be provided at the Python level
#ifndef MICROPY_PY_THREAD_GIL
#define MICROPY_PY_THREAD_GIL (MICROPY_PY_THREAD)
#endif

// Number of VM jump-loops to do before releasing the GIL.
// Set this to 0 to disable the divisor.
#ifndef MICROPY_PY_THREAD_GIL_VM_DIVISOR
#define MICROPY_PY_THREAD_GIL_VM_DIVISOR (32)
#endif

// Extended modules

#ifndef MICROPY_PY_UCTYPES
#define MICROPY_PY_UCTYPES (0)
#endif

#ifndef MICROPY_PY_UZLIB
#define MICROPY_PY_UZLIB (0)
#endif

#ifndef MICROPY_PY_UJSON
#define MICROPY_PY_UJSON (0)
#endif

#ifndef MICROPY_PY_URE
#define MICROPY_PY_URE (0)
#endif

#ifndef MICROPY_PY_UHEAPQ
#define MICROPY_PY_UHEAPQ (0)
#endif

// Optimized heap queue for relative timestamps
#ifndef MICROPY_PY_UTIMEQ
#define MICROPY_PY_UTIMEQ (0)
#endif

#ifndef MICROPY_PY_UHASHLIB
#define MICROPY_PY_UHASHLIB (0)
#endif

#ifndef MICROPY_PY_UBINASCII
#define MICROPY_PY_UBINASCII (0)
#endif

// Depends on MICROPY_PY_UZLIB
#ifndef MICROPY_PY_UBINASCII_CRC32
#define MICROPY_PY_UBINASCII_CRC32 (0)
#endif

#ifndef MICROPY_PY_URANDOM
#define MICROPY_PY_URANDOM (1)
#endif

// Whether to include: randrange, randint, choice, random, uniform
#ifndef MICROPY_PY_URANDOM_EXTRA_FUNCS
#define MICROPY_PY_URANDOM_EXTRA_FUNCS (1)
#endif

#ifndef MICROPY_PY_MACHINE
#define MICROPY_PY_MACHINE (0)
#endif

// Whether to include: time_pulse_us
#ifndef MICROPY_PY_MACHINE_PULSE
#define MICROPY_PY_MACHINE_PULSE (0)
#endif

#ifndef MICROPY_PY_MACHINE_I2C
#define MICROPY_PY_MACHINE_I2C (0)
#endif

#ifndef MICROPY_PY_MACHINE_SPI
#define MICROPY_PY_MACHINE_SPI (0)
#endif

#ifndef MICROPY_PY_USSL
#define MICROPY_PY_USSL (0)
#endif

#ifndef MICROPY_PY_WEBSOCKET
#define MICROPY_PY_WEBSOCKET (0)
#endif

#ifndef MICROPY_PY_FRAMEBUF
#define MICROPY_PY_FRAMEBUF (0)
#endif

#ifndef MICROPY_PY_BTREE
#define MICROPY_PY_BTREE (0)
#endif

/*****************************************************************************/
/* Hooks for a port to add builtins                                          */

// Additional builtin function definitions - see builtintables.c:builtin_object_table for format.
#ifndef MICROPY_PORT_BUILTINS
#define MICROPY_PORT_BUILTINS
#endif

// Additional builtin module definitions - see builtintables.c:builtin_module_table for format.
#ifndef MICROPY_PORT_BUILTIN_MODULES
#define MICROPY_PORT_BUILTIN_MODULES
#endif

// Any module weak links - see builtintables.c:mp_builtin_module_weak_links_table.
#ifndef MICROPY_PORT_BUILTIN_MODULE_WEAK_LINKS
#define MICROPY_PORT_BUILTIN_MODULE_WEAK_LINKS
#endif

// Additional constant definitions for the compiler - see compile.c:mp_constants_table.
#ifndef MICROPY_PORT_CONSTANTS
#define MICROPY_PORT_CONSTANTS
#endif

// Any root pointers for GC scanning - see mpstate.c
#ifndef MICROPY_PORT_ROOT_POINTERS
#define MICROPY_PORT_ROOT_POINTERS
#endif

/*****************************************************************************/
/* Miscellaneous settings                                                    */

// All uPy objects in ROM must be aligned on at least a 4 byte boundary
// so that the small-int/qstr/pointer distinction can be made.  For machines
// that don't do this (eg 16-bit CPU), define the following macro to something
// like __attribute__((aligned(4))).
#ifndef MICROPY_OBJ_BASE_ALIGNMENT
#define MICROPY_OBJ_BASE_ALIGNMENT
#endif

// On embedded platforms, these will typically enable/disable irqs.
#ifndef MICROPY_BEGIN_ATOMIC_SECTION
#define MICROPY_BEGIN_ATOMIC_SECTION() (0)
#endif
#ifndef MICROPY_END_ATOMIC_SECTION
#define MICROPY_END_ATOMIC_SECTION(state) (void)(state)
#endif

// Allow to override static modifier for global objects, e.g. to use with
// object code analysis tools which don't support static symbols.
#ifndef STATIC
#define STATIC static
#endif

// Number of bytes in a word
#ifndef BYTES_PER_WORD
#define BYTES_PER_WORD (sizeof(mp_uint_t))
#endif

#define BITS_PER_BYTE (8)
#define BITS_PER_WORD (BITS_PER_BYTE * BYTES_PER_WORD)
// mp_int_t value with most significant bit set
#define WORD_MSBIT_HIGH (((mp_uint_t)1) << (BYTES_PER_WORD * 8 - 1))

// Make sure both MP_ENDIANNESS_LITTLE and MP_ENDIANNESS_BIG are
// defined and that they are the opposite of each other.
#if defined(MP_ENDIANNESS_LITTLE)
#define MP_ENDIANNESS_BIG (!MP_ENDIANNESS_LITTLE)
#elif defined(MP_ENDIANNESS_BIG)
#define MP_ENDIANNESS_LITTLE (!MP_ENDIANNESS_BIG)
#else
  // Endiannes not defined by port so try to autodetect it.
  #if defined(__BYTE_ORDER__)
    #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
      #define MP_ENDIANNESS_LITTLE (1)
    #else
      #define MP_ENDIANNESS_LITTLE (0)
    #endif
  #elif defined(__LITTLE_ENDIAN__) || defined(__LITTLE_ENDIAN) || defined (_LITTLE_ENDIAN)
    #define MP_ENDIANNESS_LITTLE (1)
  #elif defined(__BIG_ENDIAN__) || defined(__BIG_ENDIAN) || defined (_BIG_ENDIAN)
    #define MP_ENDIANNESS_LITTLE (0)
  #else
    #include <endian.h>
      #if defined(__BYTE_ORDER)
        #if __BYTE_ORDER == __LITTLE_ENDIAN
          #define MP_ENDIANNESS_LITTLE (1)
        #else
          #define MP_ENDIANNESS_LITTLE (0)
        #endif
      #else
        #error endianness not defined and cannot detect it
      #endif
  #endif
  #define MP_ENDIANNESS_BIG (!MP_ENDIANNESS_LITTLE)
#endif

// Make a pointer to RAM callable (eg set lower bit for Thumb code)
// (This scheme won't work if we want to mix Thumb and normal ARM code.)
#ifndef MICROPY_MAKE_POINTER_CALLABLE
#define MICROPY_MAKE_POINTER_CALLABLE(p) (p)
#endif

// If these MP_PLAT_*_EXEC macros are overridden then the memory allocated by them
// must be somehow reachable for marking by the GC, since the native code
// generators store pointers to GC managed memory in the code.
#ifndef MP_PLAT_ALLOC_EXEC
#define MP_PLAT_ALLOC_EXEC(min_size, ptr, size) do { *ptr = m_new(byte, min_size); *size = min_size; } while (0)
#endif

#ifndef MP_PLAT_FREE_EXEC
#define MP_PLAT_FREE_EXEC(ptr, size) m_del(byte, ptr, size)
#endif

// This macro is used to do all output (except when MICROPY_PY_IO is defined)
#ifndef MP_PLAT_PRINT_STRN
#define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
#endif

#ifndef MP_SSIZE_MAX
#define MP_SSIZE_MAX SSIZE_MAX
#endif

// printf format spec to use for mp_int_t and friends
#ifndef INT_FMT
#if defined(__LP64__)
// Archs where mp_int_t == long, long != int
#define UINT_FMT "%lu"
#define INT_FMT "%ld"
#elif defined(_WIN64)
#define UINT_FMT "%llu"
#define INT_FMT "%lld"
#else
// Archs where mp_int_t == int
#define UINT_FMT "%u"
#define INT_FMT "%d"
#endif
#endif //INT_FMT

// Modifier for function which doesn't return
#ifndef NORETURN
#define NORETURN __attribute__((noreturn))
#endif

// Modifier for weak functions
#ifndef MP_WEAK
#define MP_WEAK __attribute__((weak))
#endif

// Modifier for functions which should be never inlined
#ifndef MP_NOINLINE
#define MP_NOINLINE __attribute__((noinline))
#endif

// Modifier for functions which should be always inlined
#ifndef MP_ALWAYSINLINE
#define MP_ALWAYSINLINE __attribute__((always_inline))
#endif

// Condition is likely to be true, to help branch prediction
#ifndef MP_LIKELY
#define MP_LIKELY(x) __builtin_expect((x), 1)
#endif

// Condition is likely to be false, to help branch prediction
#ifndef MP_UNLIKELY
#define MP_UNLIKELY(x) __builtin_expect((x), 0)
#endif

#endif // MICROPY_INCLUDED_PY_MPCONFIG_H