2 * Copyright (C) 2012, 2013
6 * Permission is hereby granted, free of charge, to any person obtaining a copy of
7 * this software and associated documentation files (the "Software"), to deal in
8 * the Software without restriction, including without limitation the rights to
9 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
10 * of the Software, and to permit persons to whom the Software is furnished to do
11 * so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 * Disable some over protective warnings in visual studio because fixing them is a waste
38 # pragma warning(disable : 4244 ) /* conversion from 'int' to 'float', possible loss of data */
39 # pragma warning(disable : 4018 ) /* signed/unsigned mismatch */
42 #define GMQCC_VERSION_MAJOR 0
43 #define GMQCC_VERSION_MINOR 3
44 #define GMQCC_VERSION_PATCH 0
45 #define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
46 #define GMQCC_VERSION \
47 GMQCC_VERSION_BUILD(GMQCC_VERSION_MAJOR, GMQCC_VERSION_MINOR, GMQCC_VERSION_PATCH)
48 /* Undefine the following on a release-tag: */
49 #define GMQCC_VERSION_TYPE_DEVEL
51 /* Full version string in case we need it */
53 # define GMQCC_DEV_VERSION_STRING "git build: " GMQCC_GITINFO "\n"
54 #elif defined(GMQCC_VERSION_TYPE_DEVEL)
55 # define GMQCC_DEV_VERSION_STRING "development build\n"
57 # define GMQCC_DEV_VERSION_STRING
60 #define GMQCC_STRINGIFY(x) #x
61 #define GMQCC_IND_STRING(x) GMQCC_STRINGIFY(x)
62 #define GMQCC_FULL_VERSION_STRING \
64 GMQCC_IND_STRING(GMQCC_VERSION_MAJOR) "." \
65 GMQCC_IND_STRING(GMQCC_VERSION_MINOR) "." \
66 GMQCC_IND_STRING(GMQCC_VERSION_PATCH) \
67 " Built " __DATE__ " " __TIME__ \
68 "\n" GMQCC_DEV_VERSION_STRING
71 * We cannot rely on C99 at all, since compilers like MSVC
72 * simply don't support it. We define our own boolean type
73 * as a result (since we cannot include <stdbool.h>). For
74 * compilers that are in 1999 mode (C99 compliant) we can use
75 * the language keyword _Bool which can allow for better code
76 * on GCC and GCC-like compilers, opposed to `int`.
87 # ifdef __STDC_VERSION__
88 # if __STDC_VERSION__ < 199901L && __GNUC__ < 3
95 # endif /* !__STDC_VERSION__ */
96 #endif /* !__cplusplus */
99 * Of some functions which are generated we want to make sure
100 * that the result isn't ignored. To find such function calls,
103 #if defined(__GNUC__) || defined(__CLANG__)
104 # define GMQCC_WARN __attribute__((warn_unused_result))
109 * This is a hack to silent clang regarding empty
110 * body if statements.
112 #define GMQCC_SUPPRESS_EMPTY_BODY do { } while (0)
115 * Inline is not supported in < C90, however some compilers
116 * like gcc and clang might have an inline attribute we can
119 #ifdef __STDC_VERSION__
120 # if __STDC_VERSION__ < 199901L
121 # if defined(__GNUC__) || defined (__CLANG__)
123 # define GMQCC_INLINE
125 # define GMQCC_INLINE __attribute__ ((always_inline))
128 # define GMQCC_INLINE
131 # define GMQCC_INLINE inline
134 * Visual studio has __forcinline we can use. So lets use that
135 * I suspect it also has just __inline of some sort, but our use
136 * of inline is correct (not guessed), WE WANT IT TO BE INLINE
138 #elif defined(_MSC_VER)
139 # define GMQCC_INLINE __forceinline
141 # define GMQCC_INLINE
142 #endif /* !__STDC_VERSION__ */
145 * noreturn is present in GCC and clang
146 * it's required for _ast_node_destory otherwise -Wmissing-noreturn
147 * in clang complains about there being no return since abort() is
150 #if (defined(__GNUC__) && __GNUC__ >= 2) || defined(__CLANG__)
151 # define GMQCC_NORETURN __attribute__ ((noreturn))
153 # define GMQCC_NORETURN
159 typedef unsigned __int8 uint8_t;
160 typedef unsigned __int16 uint16_t;
161 typedef unsigned __int32 uint32_t;
162 typedef unsigned __int64 uint64_t;
164 typedef __int16 int16_t;
165 typedef __int32 int32_t;
166 typedef __int64 int64_t;
170 *windows makes these prefixed because they're C99
171 * TODO: utility versions that are type-safe and not
172 * just plain textual subsitution.
175 # define snprintf(X, Y, Z, ...) _snprintf(X, Y, Z, __VA_ARGS__)
176 /* strtof doesn't exist -> strtod does though :) */
177 # define strtof(X, Y) (float)(strtod(X, Y))
181 * Very roboust way at determining endianess at compile time: this handles
182 * almost every possible situation. Otherwise a runtime check has to be
185 #define GMQCC_BYTE_ORDER_LITTLE 1234
186 #define GMQCC_BYTE_ORDER_BIG 4321
188 #if defined (__GNUC__) || defined (__GNU_LIBRARY__)
189 # if defined (__FreeBSD__) || defined (__OpenBSD__)
190 # include <sys/endian.h>
191 # elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__)
192 # include <machine/endian.h>
193 # elif defined (__APPLE__)
194 # if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN)
196 # elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN)
197 # define LITTLE_ENDIAN
199 # elif !defined (__MINGW32__)
201 # if !defined (__BEOS__)
202 # include <byteswap.h>
206 #if !defined(PLATFORM_BYTE_ORDER)
207 # if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN)
208 # if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN)
209 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
210 # elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN)
211 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
212 # elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN)
213 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
214 # elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN)
215 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
217 # elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN)
218 # if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
219 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
220 # elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN)
221 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
222 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN)
223 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
224 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)
225 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
227 # elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__)
228 # if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__)
229 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
230 # elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__)
231 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
232 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__)
233 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
234 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)
235 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
239 #if !defined (PLATFORM_BYTE_ORDER)
240 # if defined (__alpha__) || defined (__alpha) || defined (i386) || \
241 defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \
242 defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \
243 defined (vax) || defined (vms) || defined (VMS) || \
244 defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \
245 defined (_M_X64) || defined (__i386) || defined (__x86_64)
246 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
247 # elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \
248 defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \
249 defined (ibm370) || defined (mc68000) || defined (m68k) || \
250 defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \
251 defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \
252 defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \
253 defined (__PPC__) || defined (__PPC) || defined (PPC)
254 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
256 # define PLATFORM_BYTE_ORDER -1
262 /*===================================================================*/
263 /*=========================== util.c ================================*/
264 /*===================================================================*/
265 void *util_memory_a (size_t, /*****/ unsigned int, const char *);
266 void *util_memory_r (void *, size_t, unsigned int, const char *);
267 void util_memory_d (void *);
268 void util_meminfo ();
270 bool util_filexists (const char *);
271 bool util_strupper (const char *);
272 bool util_strdigit (const char *);
273 char *util_strdup (const char *);
274 void util_debug (const char *, const char *, ...);
275 void util_endianswap (void *, size_t, unsigned int);
277 size_t util_strtocmd (const char *, char *, size_t);
278 size_t util_strtononcmd (const char *, char *, size_t);
280 uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
282 void util_seed(uint32_t);
283 uint32_t util_rand();
285 int util_vasprintf(char **ret, const char *fmt, va_list);
286 int util_asprintf (char **ret, const char *fmt, ...);
290 # define mem_a(x) malloc (x)
291 # define mem_d(x) free ((void*)x)
292 # define mem_r(x, n) realloc((void*)x, n)
294 # define mem_a(x) util_memory_a((x), __LINE__, __FILE__)
295 # define mem_d(x) util_memory_d((void*)(x))
296 # define mem_r(x, n) util_memory_r((void*)(x), (n), __LINE__, __FILE__)
300 * A flexible vector implementation: all vector pointers contain some
301 * data about themselfs exactly - sizeof(vector_t) behind the pointer
302 * this data is represented in the structure below. Doing this allows
303 * us to use the array [] to access individual elements from the vector
304 * opposed to using set/get methods.
310 /* can be extended now! whoot */
313 /* hidden interface */
314 void _util_vec_grow(void **a, size_t i, size_t s);
315 #define GMQCC_VEC_WILLGROW(X,Y) ( \
316 ((!(X) || vec_meta(X)->used + Y >= vec_meta(X)->allocated)) ? \
317 (void)_util_vec_grow(((void**)&(X)), (Y), sizeof(*(X))) : \
321 /* exposed interface */
322 #define vec_meta(A) (((vector_t*)(A)) - 1)
323 #define vec_free(A) ((void)((A) ? (mem_d((void*)vec_meta(A)), (A) = NULL) : 0))
324 #define vec_push(A,V) (GMQCC_VEC_WILLGROW((A),1), (A)[vec_meta(A)->used++] = (V))
325 #define vec_size(A) ((A) ? vec_meta(A)->used : 0)
326 #define vec_add(A,N) (GMQCC_VEC_WILLGROW((A),(N)), vec_meta(A)->used += (N), &(A)[vec_meta(A)->used-(N)])
327 #define vec_last(A) ((A)[vec_meta(A)->used - 1])
328 #define vec_pop(A) ((void)(vec_meta(A)->used -= 1))
329 #define vec_shrinkto(A,N) ((void)(vec_meta(A)->used = (N)))
330 #define vec_shrinkby(A,N) ((void)(vec_meta(A)->used -= (N)))
331 #define vec_append(A,N,S) ((void)(memcpy(vec_add((A), (N)), (S), (N) * sizeof(*(S)))))
332 #define vec_upload(X,Y,S) ((void)(memcpy(vec_add((X), (S) * sizeof(*(Y))), (Y), (S) * sizeof(*(Y)))))
333 #define vec_remove(A,I,N) ((void)(memmove((A)+(I),(A)+((I)+(N)),sizeof(*(A))*(vec_meta(A)->used-(I)-(N))),vec_meta(A)->used-=(N)))
335 typedef struct trie_s {
337 struct trie_s *entries;
340 correct_trie_t* correct_trie_new();
342 typedef struct hash_table_t {
344 struct hash_node_t **table;
347 typedef struct hash_set_t {
356 * hashtable implementation:
359 * This was designed for pointers: you manage the life of the object yourself
360 * if you do use this for non-pointers please be warned that the object may not
361 * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
362 * yourself, or put those in global scope to ensure duration is for the whole
365 * util_htnew(size) -- to make a new hashtable
366 * util_htset(table, key, value, sizeof(value)) -- to set something in the table
367 * util_htget(table, key) -- to get something from the table
368 * util_htdel(table) -- to delete the table
372 * ht foo = util_htnew(1024);
374 * char *test = "hello world\n";
375 * util_htset(foo, "foo", (void*)&data);
376 * util_gtset(foo, "bar", (void*)test);
378 * printf("foo: %d, bar %s",
379 * *((int *)util_htget(foo, "foo")),
380 * ((char*)util_htget(foo, "bar"))
385 hash_table_t *util_htnew (size_t size);
386 void util_htset (hash_table_t *ht, const char *key, void *value);
387 void util_htdel (hash_table_t *ht);
388 size_t util_hthash(hash_table_t *ht, const char *key);
389 void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
391 void *util_htget (hash_table_t *ht, const char *key);
392 void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
395 * hashset implementation:
396 * This was designed for pointers: you manage the life of the object yourself
397 * if you do use this for non-pointers please be warned that the object may not
398 * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
399 * yourself, or put those in global scope to ensure duration is for the whole
402 * util_hsnew() -- to make a new hashset
403 * util_hsadd(set, key) -- to add something in the set
404 * util_hshas(set, key) -- to check if something is in the set
405 * util_hsrem(set, key) -- to remove something in the set
406 * util_hsdel(set) -- to delete the set
410 * hs foo = util_hsnew();
411 * char *bar = "hello blub\n";
412 * char *baz = "hello dale\n";
414 * util_hsadd(foo, bar);
415 * util_hsadd(foo, baz);
416 * util_hsrem(foo, baz);
418 * printf("bar %d | baz %d\n",
419 * util_hshas(foo, bar),
420 * util_hshad(foo, baz)
426 hash_set_t *util_hsnew(void);
427 int util_hsadd(hash_set_t *, void *);
428 int util_hshas(hash_set_t *, void *);
429 int util_hsrem(hash_set_t *, void *);
430 void util_hsdel(hash_set_t *);
432 /*===================================================================*/
433 /*============================ file.c ===============================*/
434 /*===================================================================*/
435 GMQCC_INLINE void file_close (FILE *);
436 GMQCC_INLINE int file_error (FILE *);
437 GMQCC_INLINE int file_getc (FILE *);
438 GMQCC_INLINE int file_printf (FILE *, const char *, ...);
439 GMQCC_INLINE int file_puts (FILE *, const char *);
440 GMQCC_INLINE int file_putc (FILE *, int);
441 GMQCC_INLINE int file_seek (FILE *, long int, int);
443 GMQCC_INLINE size_t file_read (void *, size_t, size_t, FILE *);
444 GMQCC_INLINE size_t file_write (const void *, size_t, size_t, FILE *);
446 GMQCC_INLINE FILE *file_open (const char *, const char *);
447 /*NOINLINE*/ int file_getline(char **, size_t *, FILE *);
450 /*===================================================================*/
451 /*=========================== correct.c =============================*/
452 /*===================================================================*/
457 void correct_del (correct_trie_t*, size_t **);
458 void correct_add (correct_trie_t*, size_t ***, const char *);
459 char *correct_str (correction_t *, correct_trie_t*, const char *);
460 void correct_init(correction_t *);
461 void correct_free(correction_t *);
463 /*===================================================================*/
464 /*=========================== code.c ================================*/
465 /*===================================================================*/
468 /* Note: if you change the order, fix type_sizeof in ir.c */
484 TYPE_NIL , /* it's its own type / untyped */
485 TYPE_NOEXPR , /* simply invalid in expressions */
490 /* const/var qualifiers */
494 #define CV_WRONG 0x8000 /* magic number to help parsing */
496 extern const char *type_name [TYPE_COUNT];
497 extern uint16_t type_store_instr [TYPE_COUNT];
498 extern uint16_t field_store_instr[TYPE_COUNT];
501 * could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
502 * but this breaks when TYPE_INTEGER is added, since with the enhanced
503 * instruction set, the old ones are left untouched, thus the _I instructions
504 * are at a seperate place.
506 extern uint16_t type_storep_instr[TYPE_COUNT];
507 extern uint16_t type_eq_instr [TYPE_COUNT];
508 extern uint16_t type_ne_instr [TYPE_COUNT];
509 extern uint16_t type_not_instr [TYPE_COUNT];
512 uint32_t offset; /* Offset in file of where data begins */
513 uint32_t length; /* Length of section (how many of) */
517 uint32_t version; /* Program version (6) */
521 prog_section statements; /* prog_section_statement */
522 prog_section defs; /* prog_section_def */
523 prog_section fields; /* prog_section_field */
524 prog_section functions; /* prog_section_function */
525 prog_section strings;
526 prog_section globals;
527 uint32_t entfield; /* Number of entity fields */
531 * Each paramater incerements by 3 since vector types hold
532 * 3 components (x,y,z).
536 #define OFS_PARM0 (OFS_RETURN+3)
537 #define OFS_PARM1 (OFS_PARM0 +3)
538 #define OFS_PARM2 (OFS_PARM1 +3)
539 #define OFS_PARM3 (OFS_PARM2 +3)
540 #define OFS_PARM4 (OFS_PARM3 +3)
541 #define OFS_PARM5 (OFS_PARM4 +3)
542 #define OFS_PARM6 (OFS_PARM5 +3)
543 #define OFS_PARM7 (OFS_PARM6 +3)
550 int16_t s1; /* signed */
551 uint16_t u1; /* unsigned */
555 int16_t s1; /* signed */
556 uint16_t u1; /* unsigned */
560 int16_t s1; /* signed */
561 uint16_t u1; /* unsigned */
565 * This is the same as the structure in darkplaces
570 * But this one is more sane to work with, and the
571 * type sizes are guranteed.
573 } prog_section_statement;
585 * 7 = ev_pointer -- engine only
586 * 8 = ev_bad -- engine only
593 typedef prog_section_both prog_section_def;
594 typedef prog_section_both prog_section_field;
596 /* this is ORed to the type */
597 #define DEF_SAVEGLOBAL (1<<15)
598 #define DEF_TYPEMASK ((1<<15)-1)
601 int32_t entry; /* in statement table for instructions */
602 uint32_t firstlocal; /* First local in local table */
603 uint32_t locals; /* Total ints of params + locals */
604 uint32_t profile; /* Always zero (engine uses this) */
605 uint32_t name; /* name of function in string table */
606 uint32_t file; /* file of the source file */
607 int32_t nargs; /* number of arguments */
608 uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
609 } prog_section_function;
613 * These are the external instructions supported by the interperter
614 * this is what things compile to (from the C code).
620 INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
621 INSTR_MUL_VF, /* and here: B != C */
685 * Virtual instructions used by the assembler
686 * keep at the end but before virtual instructions
692 * Virtual instructions used by the IR
698 /* A never returning CALL.
699 * Creating this causes IR blocks to be marked as 'final'.
705 /* TODO: cleanup this mess */
706 extern prog_section_statement *code_statements;
707 extern int *code_linenums;
708 extern prog_section_def *code_defs;
709 extern prog_section_field *code_fields;
710 extern prog_section_function *code_functions;
711 extern int *code_globals;
712 extern char *code_chars;
713 extern uint16_t code_crc;
716 typedef float qcfloat;
717 typedef int32_t qcint;
720 * code_write -- writes out the compiled file
721 * code_init -- prepares the code file
723 bool code_write (const char *filename, const char *lno);
725 uint32_t code_genstring (const char *string);
726 qcint code_alloc_field (size_t qcsize);
728 /* this function is used to keep statements and linenumbers together */
729 void code_push_statement(prog_section_statement *stmt, int linenum);
730 void code_pop_statement();
733 * A shallow copy of a lex_file to remember where which ast node
741 /*===================================================================*/
742 /*============================ con.c ================================*/
743 /*===================================================================*/
762 FILE *con_default_out();
763 FILE *con_default_err();
765 void con_vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap);
766 void con_printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...);
767 void con_cvprintmsg(void *ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
768 void con_cprintmsg (void *ctx, int lvl, const char *msgtype, const char *msg, ...);
773 void con_color (int);
774 int con_change(const char *, const char *);
775 int con_verr (const char *, va_list);
776 int con_vout (const char *, va_list);
777 int con_err (const char *, ...);
778 int con_out (const char *, ...);
780 /* error/warning interface */
781 extern size_t compile_errors;
782 extern size_t compile_Werrors;
783 extern size_t compile_warnings;
785 void /********/ compile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, ...);
786 void /********/ vcompile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
787 bool GMQCC_WARN compile_warning (lex_ctx ctx, int warntype, const char *fmt, ...);
788 bool GMQCC_WARN vcompile_warning(lex_ctx ctx, int warntype, const char *fmt, va_list ap);
789 void compile_show_werrors();
791 /*===================================================================*/
792 /*========================= assembler.c =============================*/
793 /*===================================================================*/
794 /* TODO: remove this ... */
795 static const struct {
796 const char *m; /* menomic */
797 const size_t o; /* operands */
798 const size_t l; /* menomic len */
824 { "FIELD_F" , 0, 7 },
825 { "FIELD_V" , 0, 7 },
826 { "FIELD_S" , 0, 7 },
827 { "FIELD_ENT" , 0, 9 },
828 { "FIELD_FLD" , 0, 9 },
829 { "FIELD_FNC" , 0, 9 },
830 { "ADDRESS" , 0, 7 },
831 { "STORE_F" , 0, 7 },
832 { "STORE_V" , 0, 7 },
833 { "STORE_S" , 0, 7 },
834 { "STORE_ENT" , 0, 9 },
835 { "STORE_FLD" , 0, 9 },
836 { "STORE_FNC" , 0, 9 },
837 { "STOREP_F" , 0, 8 },
838 { "STOREP_V" , 0, 8 },
839 { "STOREP_S" , 0, 8 },
840 { "STOREP_ENT", 0, 10},
841 { "STOREP_FLD", 0, 10},
842 { "STOREP_FNC", 0, 10},
847 { "NOT_ENT" , 0, 7 },
848 { "NOT_FNC" , 0, 7 },
867 { "END" , 0, 3 } /* virtual assembler instruction */
869 /*===================================================================*/
870 /*============================= ir.c ================================*/
871 /*===================================================================*/
875 store_local, /* local, assignable for now, should get promoted later */
876 store_param, /* parameters, they are locals with a fixed position */
877 store_value, /* unassignable */
878 store_return /* unassignable, at OFS_RETURN */
885 vector vec3_add (vector, vector);
886 vector vec3_sub (vector, vector);
887 qcfloat vec3_mulvv(vector, vector);
888 vector vec3_mulvf(vector, float);
890 /*===================================================================*/
891 /*============================= exec.c ==============================*/
892 /*===================================================================*/
896 * Darkplaces has (or will have) a 64 bit prog loader
897 * where the 32 bit qc program is autoconverted on load.
898 * Since we may want to support that as well, let's redefine
899 * float and int here.
911 typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
912 typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1];
916 VMERR_TEMPSTRING_ALLOC,
921 #define VM_JUMPS_DEFAULT 1000000
924 #define VMXF_DEFAULT 0x0000 /* default flags - nothing */
925 #define VMXF_TRACE 0x0001 /* trace: print statements before executing */
926 #define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */
930 typedef int (*prog_builtin)(struct qc_program_s *prog);
935 prog_section_function *function;
938 typedef struct qc_program_s {
941 prog_section_statement *code;
942 prog_section_def *defs;
943 prog_section_def *fields;
944 prog_section_function *functions;
950 const char* *function_stack;
954 size_t tempstring_start;
955 size_t tempstring_at;
961 prog_builtin *builtins;
962 size_t builtins_count;
967 bool allowworldwrites;
970 qc_exec_stack *stack;
975 int argc; /* current arg count for debugging */
978 qc_program* prog_load(const char *filename, bool ignoreversion);
979 void prog_delete(qc_program *prog);
981 bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps);
983 char* prog_getstring (qc_program *prog, qcint str);
984 prog_section_def* prog_entfield (qc_program *prog, qcint off);
985 prog_section_def* prog_getdef (qc_program *prog, qcint off);
986 qcany* prog_getedict (qc_program *prog, qcint e);
987 qcint prog_tempstring(qc_program *prog, const char *_str);
990 /*===================================================================*/
991 /*===================== parser.c commandline ========================*/
992 /*===================================================================*/
995 bool parser_compile_file (const char *);
996 bool parser_compile_string(const char *, const char *, size_t);
997 bool parser_finish (const char *);
998 void parser_cleanup ();
1000 /*===================================================================*/
1001 /*====================== ftepp.c commandline ========================*/
1002 /*===================================================================*/
1006 char *(*func)(struct lex_file_s *);
1010 * line, file, counter, counter_last, random, random_last, date, time
1011 * increment when items are added
1013 #define FTEPP_PREDEF_COUNT 8
1016 bool ftepp_preprocess_file (const char *filename);
1017 bool ftepp_preprocess_string(const char *name, const char *str);
1018 void ftepp_finish ();
1019 const char *ftepp_get ();
1020 void ftepp_flush ();
1021 void ftepp_add_define (const char *source, const char *name);
1022 void ftepp_add_macro (const char *name, const char *value);
1024 extern const ftepp_predef_t ftepp_predefs[FTEPP_PREDEF_COUNT];
1026 /*===================================================================*/
1027 /*======================= main.c commandline ========================*/
1028 /*===================================================================*/
1031 /* Helpers to allow for a whole lot of flags. Otherwise we'd limit
1032 * to 32 or 64 -f options...
1035 size_t idx; /* index into an array of 32 bit words */
1036 uint8_t bit; /* bit index for the 8 bit group idx points to */
1038 #define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
1039 #define LONGBIT_SET(B, I) ((B).idx = (I)/32, (B).bit = ((I)%32))
1041 typedef uint32_t longbit;
1042 #define LONGBIT(bit) (bit)
1043 #define LONGBIT_SET(B, I) ((B) = (I))
1046 /*===================================================================*/
1047 /*=========================== utf8lib.c =============================*/
1048 /*===================================================================*/
1049 typedef uint32_t uchar_t;
1051 bool u8_analyze (const char *_s, size_t *_start, size_t *_len, uchar_t *_ch, size_t _maxlen);
1052 size_t u8_strlen (const char*);
1053 size_t u8_strnlen (const char*, size_t);
1054 uchar_t u8_getchar (const char*, const char**);
1055 uchar_t u8_getnchar(const char*, const char**, size_t);
1056 int u8_fromchar(uchar_t w, char *to, size_t maxlen);
1058 /*===================================================================*/
1059 /*============================= opts.c ==============================*/
1060 /*===================================================================*/
1066 bool opts_setflag (const char *, bool);
1067 bool opts_setwarn (const char *, bool);
1068 bool opts_setwerror(const char *, bool);
1069 bool opts_setoptim (const char *, bool);
1071 void opts_init (const char *, int, size_t);
1072 void opts_set (uint32_t *, size_t, bool);
1073 void opts_setoptimlevel(unsigned int);
1074 void opts_ini_init (const char *);
1076 /* Saner flag handling */
1077 void opts_backup_non_Wall();
1078 void opts_restore_non_Wall();
1079 void opts_backup_non_Werror_all();
1080 void opts_restore_non_Werror_all();
1083 # define GMQCC_TYPE_FLAGS
1084 # define GMQCC_DEFINE_FLAG(X) X,
1085 # include "opts.def"
1088 static const opts_flag_def opts_flag_list[] = {
1089 # define GMQCC_TYPE_FLAGS
1090 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
1091 # include "opts.def"
1092 { NULL, LONGBIT(0) }
1096 # define GMQCC_TYPE_WARNS
1097 # define GMQCC_DEFINE_FLAG(X) WARN_##X,
1098 # include "opts.def"
1101 static const opts_flag_def opts_warn_list[] = {
1102 # define GMQCC_TYPE_WARNS
1103 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
1104 # include "opts.def"
1105 { NULL, LONGBIT(0) }
1109 # define GMQCC_TYPE_OPTIMIZATIONS
1110 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME,
1111 # include "opts.def"
1114 static const opts_flag_def opts_opt_list[] = {
1115 # define GMQCC_TYPE_OPTIMIZATIONS
1116 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
1117 # include "opts.def"
1118 { NULL, LONGBIT(0) }
1120 static const unsigned int opts_opt_oflag[] = {
1121 # define GMQCC_TYPE_OPTIMIZATIONS
1122 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
1123 # include "opts.def"
1126 extern unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
1128 /* other options: */
1130 COMPILER_QCC, /* circa QuakeC */
1131 COMPILER_FTEQCC, /* fteqcc QuakeC */
1132 COMPILER_QCCX, /* qccx QuakeC */
1133 COMPILER_GMQCC /* this QuakeC */
1136 /* TODO: cleanup this */
1138 uint32_t O; /* -Ox */
1139 const char *output; /* -o file */
1140 bool quiet; /* -q --quiet */
1142 opts_std_t standard; /* -std= */
1143 bool debug; /* -debug */
1144 bool memchk; /* -memchk */
1145 bool dumpfin; /* -dumpfin */
1146 bool dump; /* -dump */
1147 bool forcecrc; /* --force-crc= */
1148 uint16_t forced_crc; /* --force-crc= */
1149 bool pp_only; /* -E */
1150 size_t max_array_size; /* --max-array= */
1151 bool add_info; /* --add-info */
1152 bool correction; /* --correct */
1154 uint32_t flags [1 + (COUNT_FLAGS / 32)];
1155 uint32_t warn [1 + (COUNT_WARNINGS / 32)];
1156 uint32_t werror [1 + (COUNT_WARNINGS / 32)];
1157 uint32_t warn_backup [1 + (COUNT_WARNINGS / 32)];
1158 uint32_t werror_backup[1 + (COUNT_WARNINGS / 32)];
1159 uint32_t optimization [1 + (COUNT_OPTIMIZATIONS / 32)];
1162 extern opts_cmd_t opts;
1164 #define OPTS_GENERIC(f,i) (!! (((f)[(i)/32]) & (1<< ((i)%32))))
1165 #define OPTS_FLAG(i) OPTS_GENERIC(opts.flags, (i))
1166 #define OPTS_WARN(i) OPTS_GENERIC(opts.warn, (i))
1167 #define OPTS_WERROR(i) OPTS_GENERIC(opts.werror, (i))
1168 #define OPTS_OPTIMIZATION(i) OPTS_GENERIC(opts.optimization, (i))