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 #endif /*! _MSC_VER */
41 #define GMQCC_VERSION_MAJOR 0
42 #define GMQCC_VERSION_MINOR 3
43 #define GMQCC_VERSION_PATCH 0
44 #define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
45 #define GMQCC_VERSION \
46 GMQCC_VERSION_BUILD(GMQCC_VERSION_MAJOR, GMQCC_VERSION_MINOR, GMQCC_VERSION_PATCH)
47 /* Undefine the following on a release-tag: */
48 #define GMQCC_VERSION_TYPE_DEVEL
50 /* Full version string in case we need it */
51 #ifdef GMQCC_VERSION_TYPE_DEVEL
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
58 # endif /*! GMQCC_GITINGO */
60 # define GMQCC_DEV_VERSION_STRING
63 #define GMQCC_STRINGIFY(x) #x
64 #define GMQCC_IND_STRING(x) GMQCC_STRINGIFY(x)
65 #define GMQCC_FULL_VERSION_STRING \
67 GMQCC_IND_STRING(GMQCC_VERSION_MAJOR) "." \
68 GMQCC_IND_STRING(GMQCC_VERSION_MINOR) "." \
69 GMQCC_IND_STRING(GMQCC_VERSION_PATCH) \
70 " Built " __DATE__ " " __TIME__ \
71 "\n" GMQCC_DEV_VERSION_STRING
74 * We cannot rely on C99 at all, since compilers like MSVC
75 * simply don't support it. We define our own boolean type
76 * as a result (since we cannot include <stdbool.h>). For
77 * compilers that are in 1999 mode (C99 compliant) we can use
78 * the language keyword _Bool which can allow for better code
79 * on GCC and GCC-like compilers, opposed to `int`.
90 # ifdef __STDC_VERSION__
91 # if __STDC_VERSION__ < 199901L && __GNUC__ < 3
95 # endif /*! __STDC_VERSION__ < 199901L && __GNUC__ < 3 */
98 # endif /*! __STDC_VERSION__ */
99 #endif /*! __cplusplus */
102 * Of some functions which are generated we want to make sure
103 * that the result isn't ignored. To find such function calls,
106 #if defined(__GNUC__) || defined(__CLANG__)
107 # define GMQCC_WARN __attribute__((warn_unused_result))
108 # define GMQCC_USED __attribute__((used))
112 #endif /*! defined(__GNUC__) || defined (__CLANG__) */
114 * This is a hack to silent clang regarding empty
115 * body if statements.
117 #define GMQCC_SUPPRESS_EMPTY_BODY do { } while (0)
120 * Inline is not supported in < C90, however some compilers
121 * like gcc and clang might have an inline attribute we can
124 #ifdef __STDC_VERSION__
125 # if __STDC_VERSION__ < 199901L
126 # if defined(__GNUC__) || defined (__CLANG__)
128 # define GMQCC_INLINE
130 # define GMQCC_INLINE __attribute__ ((always_inline))
131 # endif /*! __GNUC__ < 2 */
133 # define GMQCC_INLINE
134 # endif /*! defined(__GNUC__) || defined (__CLANG__) */
136 # define GMQCC_INLINE inline
137 # endif /*! __STDC_VERSION < 199901L */
139 * Visual studio has __forcinline we can use. So lets use that
140 * I suspect it also has just __inline of some sort, but our use
141 * of inline is correct (not guessed), WE WANT IT TO BE INLINE
143 #elif defined(_MSC_VER)
144 # define GMQCC_INLINE __forceinline
146 # define GMQCC_INLINE
147 #endif /*! __STDC_VERSION__ */
150 * noreturn is present in GCC and clang
151 * it's required for _ast_node_destory otherwise -Wmissing-noreturn
152 * in clang complains about there being no return since abort() is
155 #if (defined(__GNUC__) && __GNUC__ >= 2) || defined(__CLANG__)
156 # define GMQCC_NORETURN __attribute__ ((noreturn))
158 # define GMQCC_NORETURN
159 #endif /*! (defined(__GNUC__) && __GNUC__ >= 2) || defined (__CLANG__) */
164 typedef unsigned __int8 uint8_t;
165 typedef unsigned __int16 uint16_t;
166 typedef unsigned __int32 uint32_t;
167 typedef unsigned __int64 uint64_t;
169 typedef __int16 int16_t;
170 typedef __int32 int32_t;
171 typedef __int64 int64_t;
172 #endif /*! _MSC_VER */
175 * Very roboust way at determining endianess at compile time: this handles
176 * almost every possible situation. Otherwise a runtime check has to be
179 #define GMQCC_BYTE_ORDER_LITTLE 1234
180 #define GMQCC_BYTE_ORDER_BIG 4321
182 #if defined (__GNUC__) || defined (__GNU_LIBRARY__)
183 # if defined (__FreeBSD__) || defined (__OpenBSD__)
184 # include <sys/endian.h>
185 # elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__)
186 # include <machine/endian.h>
187 # elif defined (__APPLE__)
188 # if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN)
190 # elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN)
191 # define LITTLE_ENDIAN
192 # endif /*! defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN) */
193 # elif !defined (__MINGW32__)
195 # if !defined (__BEOS__)
196 # include <byteswap.h>
197 # endif /*! !definde (__BEOS__) */
198 # endif /*! defined (__FreeBSD__) || defined (__OpenBSD__) */
199 #endif /*! defined (__GNUC__) || defined (__GNU_LIBRARY__) */
200 #if !defined(PLATFORM_BYTE_ORDER)
201 # if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN)
202 # if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN)
203 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
204 # elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN)
205 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
206 # elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN)
207 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
208 # elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN)
209 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
210 # endif /*! defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN) */
211 # elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN)
212 # if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
213 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
214 # elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN)
215 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
216 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN)
217 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
218 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)
219 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
220 # endif /*! defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN) */
221 # elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__)
222 # if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__)
223 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
224 # elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__)
225 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
226 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__)
227 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
228 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)
229 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
230 # endif /*! defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__) */
231 # endif /*! defined(LITTLE_ENDIAN) || defined (BIG_ENDIAN) */
232 #endif /*! !defined(PLATFORM_BYTE_ORDER) */
233 #if !defined (PLATFORM_BYTE_ORDER)
234 # if defined (__alpha__) || defined (__alpha) || defined (i386) || \
235 defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \
236 defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \
237 defined (vax) || defined (vms) || defined (VMS) || \
238 defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \
239 defined (_M_X64) || defined (__i386) || defined (__x86_64)
240 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
241 # elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \
242 defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \
243 defined (ibm370) || defined (mc68000) || defined (m68k) || \
244 defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \
245 defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \
246 defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \
247 defined (__PPC__) || defined (__PPC) || defined (PPC)
248 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
250 # define PLATFORM_BYTE_ORDER -1
252 #endif /*! !defined (PLATFORM_BYTE_ORDER) */
255 * On windows systems where we're not compiling with MING32 we need a
256 * little extra help on dependinces for implementing our own dirent.h
259 #if defined(_WIN32) && !defined(__MINGW32__)
260 # define _WIN32_LEAN_AND_MEAN
261 # include <windows.h>
267 unsigned short d_reclen;
268 unsigned short d_namlen;
269 char d_name[FILENAME_MAX];
273 struct _finddata_t dd_dta;
274 struct dirent dd_dir;
280 * Visual studio also lacks S_ISDIR for sys/stat.h, so we emulate this as well
281 * which is not hard at all.
285 # endif /*! S_ISDIR */
286 # define S_ISDIR(X) ((X)&_S_IFDIR)
289 #endif /*! _WIN32 && !defined(__MINGW32__) */
291 /*===================================================================*/
292 /*=========================== stat.c ================================*/
293 /*===================================================================*/
295 char *stat_mem_strdup (const char *, size_t, const char *, bool);
296 void *stat_mem_reallocate(void *, size_t, size_t, const char *);
297 void stat_mem_deallocate(void *);
298 void *stat_mem_allocate (size_t, size_t, const char *);
300 #define mem_a(SIZE) stat_mem_allocate ((SIZE), __LINE__, __FILE__)
301 #define mem_d(PTRN) stat_mem_deallocate((void*)(PTRN))
302 #define mem_r(PTRN, SIZE) stat_mem_reallocate((void*)(PTRN), (SIZE), __LINE__, __FILE__)
303 #define mem_af(SIZE, FILE, LINE) stat_mem_allocate ((SIZE), (LINE), (FILE))
305 /* TODO: rename to mem variations */
306 #define util_strdup(SRC) stat_mem_strdup((char*)(SRC), __LINE__, __FILE__, false)
307 #define util_strdupe(SRC) stat_mem_strdup((char*)(SRC), __LINE__, __FILE__, true)
309 /*===================================================================*/
310 /*=========================== util.c ================================*/
311 /*===================================================================*/
312 bool util_filexists (const char *);
313 bool util_strupper (const char *);
314 bool util_strdigit (const char *);
315 void util_debug (const char *, const char *, ...);
316 void util_endianswap (void *, size_t, unsigned int);
318 size_t util_strtocmd (const char *, char *, size_t);
319 size_t util_strtononcmd (const char *, char *, size_t);
321 uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
323 void util_seed(uint32_t);
324 uint32_t util_rand();
327 * String functions (formatting, copying, concatenating, errors). These are wrapped
328 * to use the MSVC _safe_ versions when using MSVC, plus some implementations of
329 * these are non-conformant or don't exist such as asprintf and snprintf, which are
330 * not supported in C90, but do exist in C99.
332 int util_vasprintf(char **ret, const char *fmt, va_list);
333 int util_asprintf (char **ret, const char *fmt, ...);
334 int util_snprintf (char *src, size_t bytes, const char *format, ...);
335 char *util_strcat (char *dest, const char *src);
336 char *util_strncpy (char *dest, const char *src, size_t num);
337 const char *util_strerror (int num);
340 * A flexible vector implementation: all vector pointers contain some
341 * data about themselfs exactly - sizeof(vector_t) behind the pointer
342 * this data is represented in the structure below. Doing this allows
343 * us to use the array [] to access individual elements from the vector
344 * opposed to using set/get methods.
350 /* can be extended now! whoot */
353 /* hidden interface */
354 void _util_vec_grow(void **a, size_t i, size_t s);
355 #define GMQCC_VEC_WILLGROW(X,Y) ( \
356 ((!(X) || vec_meta(X)->used + Y >= vec_meta(X)->allocated)) ? \
357 (void)_util_vec_grow(((void**)&(X)), (Y), sizeof(*(X))) : \
361 /* exposed interface */
362 #define vec_meta(A) (((vector_t*)((void*)A)) - 1)
363 #define vec_free(A) ((void)((A) ? (mem_d((void*)vec_meta(A)), (A) = NULL) : 0))
364 #define vec_push(A,V) (GMQCC_VEC_WILLGROW((A),1), (A)[vec_meta(A)->used++] = (V))
365 #define vec_size(A) ((A) ? vec_meta(A)->used : 0)
366 #define vec_add(A,N) (GMQCC_VEC_WILLGROW((A),(N)), vec_meta(A)->used += (N), &(A)[vec_meta(A)->used-(N)])
367 #define vec_last(A) ((A)[vec_meta(A)->used - 1])
368 #define vec_pop(A) ((void)(vec_meta(A)->used -= 1))
369 #define vec_shrinkto(A,N) ((void)(vec_meta(A)->used = (N)))
370 #define vec_shrinkby(A,N) ((void)(vec_meta(A)->used -= (N)))
371 #define vec_append(A,N,S) ((void)(memcpy(vec_add((A), (N)), (S), (N) * sizeof(*(S)))))
372 #define vec_upload(X,Y,S) ((void)(memcpy(vec_add((X), (S) * sizeof(*(Y))), (Y), (S) * sizeof(*(Y)))))
373 #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)))
375 typedef struct trie_s {
377 struct trie_s *entries;
380 correct_trie_t* correct_trie_new();
382 typedef struct hash_table_t {
384 struct hash_node_t **table;
388 * hashtable implementation:
391 * This was designed for pointers: you manage the life of the object yourself
392 * if you do use this for non-pointers please be warned that the object may not
393 * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
394 * yourself, or put those in global scope to ensure duration is for the whole
397 * util_htnew(size) -- to make a new hashtable
398 * util_htset(table, key, value, sizeof(value)) -- to set something in the table
399 * util_htget(table, key) -- to get something from the table
400 * util_htdel(table) -- to delete the table
404 * ht foo = util_htnew(1024);
406 * char *test = "hello world\n";
407 * util_htset(foo, "foo", (void*)&data);
408 * util_gtset(foo, "bar", (void*)test);
410 * printf("foo: %d, bar %s",
411 * *((int *)util_htget(foo, "foo")),
412 * ((char*)util_htget(foo, "bar"))
417 hash_table_t *util_htnew (size_t size);
418 void util_htrem (hash_table_t *ht, void (*callback)(void *data));
419 void util_htset (hash_table_t *ht, const char *key, void *value);
420 void util_htdel (hash_table_t *ht);
421 size_t util_hthash(hash_table_t *ht, const char *key);
422 void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
423 void util_htrmh (hash_table_t *ht, const char *key, size_t bin, void (*cb)(void*));
424 void util_htrm (hash_table_t *ht, const char *key, void (*cb)(void*));
426 void *util_htget (hash_table_t *ht, const char *key);
427 void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
429 /*===================================================================*/
430 /*============================ file.c ===============================*/
431 /*===================================================================*/
433 void fs_file_close (FILE *);
434 int fs_file_error (FILE *);
435 int fs_file_getc (FILE *);
436 int fs_file_printf (FILE *, const char *, ...);
437 int fs_file_puts (FILE *, const char *);
438 int fs_file_seek (FILE *, long int, int);
439 long int fs_file_tell (FILE *);
441 size_t fs_file_read (void *, size_t, size_t, FILE *);
442 size_t fs_file_write (const void *, size_t, size_t, FILE *);
444 FILE *fs_file_open (const char *, const char *);
445 int fs_file_getline(char **, size_t *, FILE *);
447 /* directory handling */
448 int fs_dir_make (const char *);
449 DIR *fs_dir_open (const char *);
450 int fs_dir_close (DIR *);
451 struct dirent *fs_dir_read (DIR *);
454 /*===================================================================*/
455 /*=========================== correct.c =============================*/
456 /*===================================================================*/
462 void correct_del (correct_trie_t*, size_t **);
463 void correct_add (correct_trie_t*, size_t ***, const char *);
464 char *correct_str (correction_t *, correct_trie_t*, const char *);
465 void correct_init(correction_t *);
466 void correct_free(correction_t *);
468 /*===================================================================*/
469 /*=========================== code.c ================================*/
470 /*===================================================================*/
473 /* Note: if you change the order, fix type_sizeof in ir.c */
489 TYPE_NIL , /* it's its own type / untyped */
490 TYPE_NOEXPR , /* simply invalid in expressions */
495 /* const/var qualifiers */
499 #define CV_WRONG 0x8000 /* magic number to help parsing */
501 extern const char *type_name [TYPE_COUNT];
502 extern const uint16_t type_store_instr [TYPE_COUNT];
503 extern const uint16_t field_store_instr[TYPE_COUNT];
506 * could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
507 * but this breaks when TYPE_INTEGER is added, since with the enhanced
508 * instruction set, the old ones are left untouched, thus the _I instructions
509 * are at a seperate place.
511 extern const uint16_t type_storep_instr[TYPE_COUNT];
512 extern const uint16_t type_eq_instr [TYPE_COUNT];
513 extern const uint16_t type_ne_instr [TYPE_COUNT];
514 extern const uint16_t type_not_instr [TYPE_COUNT];
517 uint32_t offset; /* Offset in file of where data begins */
518 uint32_t length; /* Length of section (how many of) */
522 uint32_t version; /* Program version (6) */
526 prog_section statements; /* prog_section_statement */
527 prog_section defs; /* prog_section_def */
528 prog_section fields; /* prog_section_field */
529 prog_section functions; /* prog_section_function */
530 prog_section strings;
531 prog_section globals;
532 uint32_t entfield; /* Number of entity fields */
536 * Each paramater incerements by 3 since vector types hold
537 * 3 components (x,y,z).
541 #define OFS_PARM0 (OFS_RETURN+3)
542 #define OFS_PARM1 (OFS_PARM0 +3)
543 #define OFS_PARM2 (OFS_PARM1 +3)
544 #define OFS_PARM3 (OFS_PARM2 +3)
545 #define OFS_PARM4 (OFS_PARM3 +3)
546 #define OFS_PARM5 (OFS_PARM4 +3)
547 #define OFS_PARM6 (OFS_PARM5 +3)
548 #define OFS_PARM7 (OFS_PARM6 +3)
555 int16_t s1; /* signed */
556 uint16_t u1; /* unsigned */
560 int16_t s1; /* signed */
561 uint16_t u1; /* unsigned */
565 int16_t s1; /* signed */
566 uint16_t u1; /* unsigned */
570 * This is the same as the structure in darkplaces
575 * But this one is more sane to work with, and the
576 * type sizes are guranteed.
578 } prog_section_statement;
590 * 7 = ev_pointer -- engine only
591 * 8 = ev_bad -- engine only
598 typedef prog_section_both prog_section_def;
599 typedef prog_section_both prog_section_field;
601 /* this is ORed to the type */
602 #define DEF_SAVEGLOBAL (1<<15)
603 #define DEF_TYPEMASK ((1<<15)-1)
606 int32_t entry; /* in statement table for instructions */
607 uint32_t firstlocal; /* First local in local table */
608 uint32_t locals; /* Total ints of params + locals */
609 uint32_t profile; /* Always zero (engine uses this) */
610 uint32_t name; /* name of function in string table */
611 uint32_t file; /* file of the source file */
612 int32_t nargs; /* number of arguments */
613 uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
614 } prog_section_function;
618 * These are the external instructions supported by the interperter
619 * this is what things compile to (from the C code).
625 INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
626 INSTR_MUL_VF, /* and here: B != C */
690 * Virtual instructions used by the IR
697 /* A never returning CALL.
698 * Creating this causes IR blocks to be marked as 'final'.
705 typedef float qcfloat;
706 typedef int32_t qcint;
709 prog_section_statement *statements;
711 prog_section_def *defs;
712 prog_section_field *fields;
713 prog_section_function *functions;
719 qcint string_cached_empty;
723 * code_write -- writes out the compiled file
724 * code_init -- prepares the code file
725 * code_genstrin -- generates string for code
726 * code_alloc_field -- allocated a field
727 * code_push_statement -- keeps statements and linenumbers together
728 * code_pop_statement -- keeps statements and linenumbers together
730 bool code_write (code_t *, const char *filename, const char *lno);
732 code_t *code_init (void);
733 void code_cleanup (code_t *);
734 uint32_t code_genstring (code_t *, const char *string);
735 qcint code_alloc_field (code_t *, size_t qcsize);
736 void code_push_statement(code_t *, prog_section_statement *stmt, int linenum);
737 void code_pop_statement (code_t *);
740 * A shallow copy of a lex_file to remember where which ast node
749 /*===================================================================*/
750 /*============================ con.c ================================*/
751 /*===================================================================*/
770 FILE *con_default_out();
771 FILE *con_default_err();
773 void con_vprintmsg (int level, const char *name, size_t line, size_t column, const char *msgtype, const char *msg, va_list ap);
774 void con_printmsg (int level, const char *name, size_t line, size_t column, const char *msgtype, const char *msg, ...);
775 void con_cvprintmsg(void *ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
776 void con_cprintmsg (void *ctx, int lvl, const char *msgtype, const char *msg, ...);
781 void con_color (int);
782 int con_change(const char *, const char *);
783 int con_verr (const char *, va_list);
784 int con_vout (const char *, va_list);
785 int con_err (const char *, ...);
786 int con_out (const char *, ...);
788 /* error/warning interface */
789 extern size_t compile_errors;
790 extern size_t compile_Werrors;
791 extern size_t compile_warnings;
793 void /********/ compile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, ...);
794 void /********/ vcompile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
795 bool GMQCC_WARN compile_warning (lex_ctx ctx, int warntype, const char *fmt, ...);
796 bool GMQCC_WARN vcompile_warning(lex_ctx ctx, int warntype, const char *fmt, va_list ap);
797 void compile_show_werrors();
799 /*===================================================================*/
800 /*========================= assembler.c =============================*/
801 /*===================================================================*/
802 /* TODO: remove this ... */
803 static const struct {
804 const char *m; /* menomic */
805 const size_t o; /* operands */
806 const size_t l; /* menomic len */
832 { "FIELD_F" , 0, 7 },
833 { "FIELD_V" , 0, 7 },
834 { "FIELD_S" , 0, 7 },
835 { "FIELD_ENT" , 0, 9 },
836 { "FIELD_FLD" , 0, 9 },
837 { "FIELD_FNC" , 0, 9 },
838 { "ADDRESS" , 0, 7 },
839 { "STORE_F" , 0, 7 },
840 { "STORE_V" , 0, 7 },
841 { "STORE_S" , 0, 7 },
842 { "STORE_ENT" , 0, 9 },
843 { "STORE_FLD" , 0, 9 },
844 { "STORE_FNC" , 0, 9 },
845 { "STOREP_F" , 0, 8 },
846 { "STOREP_V" , 0, 8 },
847 { "STOREP_S" , 0, 8 },
848 { "STOREP_ENT", 0, 10},
849 { "STOREP_FLD", 0, 10},
850 { "STOREP_FNC", 0, 10},
855 { "NOT_ENT" , 0, 7 },
856 { "NOT_FNC" , 0, 7 },
875 { "END" , 0, 3 } /* virtual assembler instruction */
877 /*===================================================================*/
878 /*============================= ir.c ================================*/
879 /*===================================================================*/
883 store_local, /* local, assignable for now, should get promoted later */
884 store_param, /* parameters, they are locals with a fixed position */
885 store_value, /* unassignable */
886 store_return /* unassignable, at OFS_RETURN */
893 vector vec3_add (vector, vector);
894 vector vec3_sub (vector, vector);
895 qcfloat vec3_mulvv(vector, vector);
896 vector vec3_mulvf(vector, float);
898 /*===================================================================*/
899 /*============================= exec.c ==============================*/
900 /*===================================================================*/
904 * Darkplaces has (or will have) a 64 bit prog loader
905 * where the 32 bit qc program is autoconverted on load.
906 * Since we may want to support that as well, let's redefine
907 * float and int here.
919 typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
920 typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1];
924 VMERR_TEMPSTRING_ALLOC,
929 #define VM_JUMPS_DEFAULT 1000000
932 #define VMXF_DEFAULT 0x0000 /* default flags - nothing */
933 #define VMXF_TRACE 0x0001 /* trace: print statements before executing */
934 #define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */
938 typedef int (*prog_builtin)(struct qc_program_s *prog);
943 prog_section_function *function;
946 typedef struct qc_program_s {
949 prog_section_statement *code;
950 prog_section_def *defs;
951 prog_section_def *fields;
952 prog_section_function *functions;
958 const char* *function_stack;
962 size_t tempstring_start;
963 size_t tempstring_at;
969 prog_builtin *builtins;
970 size_t builtins_count;
975 bool allowworldwrites;
978 qc_exec_stack *stack;
983 int argc; /* current arg count for debugging */
986 qc_program* prog_load(const char *filename, bool ignoreversion);
987 void prog_delete(qc_program *prog);
989 bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps);
991 const char* prog_getstring (qc_program *prog, qcint str);
992 prog_section_def* prog_entfield (qc_program *prog, qcint off);
993 prog_section_def* prog_getdef (qc_program *prog, qcint off);
994 qcany* prog_getedict (qc_program *prog, qcint e);
995 qcint prog_tempstring(qc_program *prog, const char *_str);
998 /*===================================================================*/
999 /*===================== parser.c commandline ========================*/
1000 /*===================================================================*/
1003 struct parser_s *parser_create ();
1004 bool parser_compile_file (struct parser_s *parser, const char *);
1005 bool parser_compile_string(struct parser_s *parser, const char *, const char *, size_t);
1006 bool parser_finish (struct parser_s *parser, const char *);
1007 void parser_cleanup (struct parser_s *parser);
1009 /*===================================================================*/
1010 /*====================== ftepp.c commandline ========================*/
1011 /*===================================================================*/
1013 struct ftepp_s *ftepp_create ();
1014 bool ftepp_preprocess_file (struct ftepp_s *ftepp, const char *filename);
1015 bool ftepp_preprocess_string(struct ftepp_s *ftepp, const char *name, const char *str);
1016 void ftepp_finish (struct ftepp_s *ftepp);
1017 const char *ftepp_get (struct ftepp_s *ftepp);
1018 void ftepp_flush (struct ftepp_s *ftepp);
1019 void ftepp_add_define (struct ftepp_s *ftepp, const char *source, const char *name);
1020 void ftepp_add_macro (struct ftepp_s *ftepp, const char *name, const char *value);
1022 /*===================================================================*/
1023 /*======================= main.c commandline ========================*/
1024 /*===================================================================*/
1027 /* Helpers to allow for a whole lot of flags. Otherwise we'd limit
1028 * to 32 or 64 -f options...
1031 size_t idx; /* index into an array of 32 bit words */
1032 uint8_t bit; /* bit index for the 8 bit group idx points to */
1034 #define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
1035 #define LONGBIT_SET(B, I) ((B).idx = (I)/32, (B).bit = ((I)%32))
1037 typedef uint32_t longbit;
1038 #define LONGBIT(bit) (bit)
1039 #define LONGBIT_SET(B, I) ((B) = (I))
1042 /*===================================================================*/
1043 /*=========================== utf8lib.c =============================*/
1044 /*===================================================================*/
1045 typedef uint32_t uchar_t;
1047 bool u8_analyze (const char *_s, size_t *_start, size_t *_len, uchar_t *_ch, size_t _maxlen);
1048 size_t u8_strlen (const char*);
1049 size_t u8_strnlen (const char*, size_t);
1050 uchar_t u8_getchar (const char*, const char**);
1051 uchar_t u8_getnchar(const char*, const char**, size_t);
1052 int u8_fromchar(uchar_t w, char *to, size_t maxlen);
1054 /*===================================================================*/
1055 /*============================= opts.c ==============================*/
1056 /*===================================================================*/
1062 bool opts_setflag (const char *, bool);
1063 bool opts_setwarn (const char *, bool);
1064 bool opts_setwerror(const char *, bool);
1065 bool opts_setoptim (const char *, bool);
1067 void opts_init (const char *, int, size_t);
1068 void opts_set (uint32_t *, size_t, bool);
1069 void opts_setoptimlevel(unsigned int);
1070 void opts_ini_init (const char *);
1072 /* Saner flag handling */
1073 void opts_backup_non_Wall();
1074 void opts_restore_non_Wall();
1075 void opts_backup_non_Werror_all();
1076 void opts_restore_non_Werror_all();
1079 # define GMQCC_TYPE_FLAGS
1080 # define GMQCC_DEFINE_FLAG(X) X,
1081 # include "opts.def"
1084 static const opts_flag_def opts_flag_list[] = {
1085 # define GMQCC_TYPE_FLAGS
1086 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
1087 # include "opts.def"
1088 { NULL, LONGBIT(0) }
1092 # define GMQCC_TYPE_WARNS
1093 # define GMQCC_DEFINE_FLAG(X) WARN_##X,
1094 # include "opts.def"
1097 static const opts_flag_def opts_warn_list[] = {
1098 # define GMQCC_TYPE_WARNS
1099 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
1100 # include "opts.def"
1101 { NULL, LONGBIT(0) }
1105 # define GMQCC_TYPE_OPTIMIZATIONS
1106 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME,
1107 # include "opts.def"
1110 static const opts_flag_def opts_opt_list[] = {
1111 # define GMQCC_TYPE_OPTIMIZATIONS
1112 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
1113 # include "opts.def"
1114 { NULL, LONGBIT(0) }
1116 static const unsigned int opts_opt_oflag[] = {
1117 # define GMQCC_TYPE_OPTIMIZATIONS
1118 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
1119 # include "opts.def"
1124 # define GMQCC_TYPE_OPTIONS
1125 # define GMQCC_DEFINE_FLAG(X) OPTION_##X,
1126 # include "opts.def"
1130 extern unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
1132 /* other options: */
1134 COMPILER_QCC, /* circa QuakeC */
1135 COMPILER_FTEQCC, /* fteqcc QuakeC */
1136 COMPILER_QCCX, /* qccx QuakeC */
1137 COMPILER_GMQCC /* this QuakeC */
1149 opt_value_t options [OPTION_COUNT];
1150 uint32_t flags [1 + (COUNT_FLAGS / 32)];
1151 uint32_t warn [1 + (COUNT_WARNINGS / 32)];
1152 uint32_t werror [1 + (COUNT_WARNINGS / 32)];
1153 uint32_t warn_backup [1 + (COUNT_WARNINGS / 32)];
1154 uint32_t werror_backup[1 + (COUNT_WARNINGS / 32)];
1155 uint32_t optimization [1 + (COUNT_OPTIMIZATIONS / 32)];
1156 bool optimizeoff; /* True when -O0 */
1159 extern opts_cmd_t opts;
1161 #define OPTS_GENERIC(f,i) (!! (((f)[(i)/32]) & (1<< (unsigned)((i)%32))))
1162 #define OPTS_FLAG(i) OPTS_GENERIC(opts.flags, (i))
1163 #define OPTS_WARN(i) OPTS_GENERIC(opts.warn, (i))
1164 #define OPTS_WERROR(i) OPTS_GENERIC(opts.werror, (i))
1165 #define OPTS_OPTIMIZATION(i) OPTS_GENERIC(opts.optimization, (i))
1166 #define OPTS_OPTION_BOOL(X) (opts.options[X].B)
1167 #define OPTS_OPTION_U16(X) (opts.options[X].U16)
1168 #define OPTS_OPTION_U32(X) (opts.options[X].U32)
1169 #define OPTS_OPTION_STR(X) (opts.options[X].STR)
1171 #endif /*! GMQCC_HDR */