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
52 * We cannot rely on C99 at all, since compilers like MSVC
53 * simply don't support it. We define our own boolean type
54 * as a result (since we cannot include <stdbool.h>). For
55 * compilers that are in 1999 mode (C99 compliant) we can use
56 * the language keyword _Bool which can allow for better code
57 * on GCC and GCC-like compilers, opposed to `int`.
68 # ifdef __STDC_VERSION__
69 # if __STDC_VERSION__ < 199901L && __GNUC__ < 3
76 # endif /* !__STDC_VERSION__ */
77 #endif /* !__cplusplus */
80 * Of some functions which are generated we want to make sure
81 * that the result isn't ignored. To find such function calls,
84 #if defined(__GNUC__) || defined(__CLANG__)
85 # define GMQCC_WARN __attribute__((warn_unused_result))
90 * This is a hack to silent clang regarding empty
93 #define GMQCC_SUPPRESS_EMPTY_BODY do { } while (0)
96 * Inline is not supported in < C90, however some compilers
97 * like gcc and clang might have an inline attribute we can
100 #ifdef __STDC_VERSION__
101 # if __STDC_VERSION__ < 199901L
102 # if defined(__GNUC__) || defined (__CLANG__)
104 # define GMQCC_INLINE
106 # define GMQCC_INLINE __attribute__ ((always_inline))
109 # define GMQCC_INLINE
112 # define GMQCC_INLINE inline
115 * Visual studio has __forcinline we can use. So lets use that
116 * I suspect it also has just __inline of some sort, but our use
117 * of inline is correct (not guessed), WE WANT IT TO BE INLINE
119 #elif defined(_MSC_VER)
120 # define GMQCC_INLINE __forceinline
122 # define GMQCC_INLINE
123 #endif /* !__STDC_VERSION__ */
126 * noreturn is present in GCC and clang
127 * it's required for _ast_node_destory otherwise -Wmissing-noreturn
128 * in clang complains about there being no return since abort() is
131 #if (defined(__GNUC__) && __GNUC__ >= 2) || defined(__CLANG__)
132 # define GMQCC_NORETURN __attribute__ ((noreturn))
134 # define GMQCC_NORETURN
140 typedef unsigned __int8 uint8_t;
141 typedef unsigned __int16 uint16_t;
142 typedef unsigned __int32 uint32_t;
143 typedef unsigned __int64 uint64_t;
145 typedef __int16 int16_t;
146 typedef __int32 int32_t;
147 typedef __int64 int64_t;
151 *windows makes these prefixed because they're C99
152 * TODO: utility versions that are type-safe and not
153 * just plain textual subsitution.
156 # define snprintf(X, Y, Z, ...) _snprintf(X, Y, Z, __VA_ARGS__)
157 /* strtof doesn't exist -> strtod does though :) */
158 # define strtof(X, Y) (float)(strtod(X, Y))
162 * Very roboust way at determining endianess at compile time: this handles
163 * almost every possible situation. Otherwise a runtime check has to be
166 #define GMQCC_BYTE_ORDER_LITTLE 1234
167 #define GMQCC_BYTE_ORDER_BIG 4321
169 #if defined (__GNUC__) || defined (__GNU_LIBRARY__)
170 # if defined (__FreeBSD__) || defined (__OpenBSD__)
171 # include <sys/endian.h>
172 # elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__)
173 # include <machine/endian.h>
174 # elif defined (__APPLE__)
175 # if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN)
177 # elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN)
178 # define LITTLE_ENDIAN
180 # elif !defined (__MINGW32__)
182 # if !defined (__BEOS__)
183 # include <byteswap.h>
187 #if !defined(PLATFORM_BYTE_ORDER)
188 # if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN)
189 # if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN)
190 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
191 # elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN)
192 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
193 # elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN)
194 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
195 # elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN)
196 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
198 # elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN)
199 # if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
200 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
201 # elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN)
202 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
203 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN)
204 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
205 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)
206 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
208 # elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__)
209 # if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__)
210 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
211 # elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__)
212 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
213 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__)
214 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
215 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)
216 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
220 #if !defined (PLATFORM_BYTE_ORDER)
221 # if defined (__alpha__) || defined (__alpha) || defined (i386) || \
222 defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \
223 defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \
224 defined (vax) || defined (vms) || defined (VMS) || \
225 defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \
226 defined (_M_X64) || defined (__i386) || defined (__x86_64)
227 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
228 # elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \
229 defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \
230 defined (ibm370) || defined (mc68000) || defined (m68k) || \
231 defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \
232 defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \
233 defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \
234 defined (__PPC__) || defined (__PPC) || defined (PPC)
235 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
237 # define PLATFORM_BYTE_ORDER -1
243 /*===================================================================*/
244 /*=========================== util.c ================================*/
245 /*===================================================================*/
246 void *util_memory_a (size_t, /*****/ unsigned int, const char *);
247 void *util_memory_r (void *, size_t, unsigned int, const char *);
248 void util_memory_d (void *);
249 void util_meminfo ();
251 bool util_filexists (const char *);
252 bool util_strupper (const char *);
253 bool util_strdigit (const char *);
254 char *util_strdup (const char *);
255 void util_debug (const char *, const char *, ...);
256 void util_endianswap (void *, size_t, unsigned int);
258 size_t util_strtocmd (const char *, char *, size_t);
259 size_t util_strtononcmd (const char *, char *, size_t);
261 uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
263 void util_seed(uint32_t);
264 uint32_t util_rand();
266 int util_vasprintf(char **ret, const char *fmt, va_list);
267 int util_asprintf (char **ret, const char *fmt, ...);
271 # define mem_a(x) malloc (x)
272 # define mem_d(x) free ((void*)x)
273 # define mem_r(x, n) realloc((void*)x, n)
275 # define mem_a(x) util_memory_a((x), __LINE__, __FILE__)
276 # define mem_d(x) util_memory_d((void*)(x))
277 # define mem_r(x, n) util_memory_r((void*)(x), (n), __LINE__, __FILE__)
281 * A flexible vector implementation: all vector pointers contain some
282 * data about themselfs exactly - sizeof(vector_t) behind the pointer
283 * this data is represented in the structure below. Doing this allows
284 * us to use the array [] to access individual elements from the vector
285 * opposed to using set/get methods.
291 /* can be extended now! whoot */
294 /* hidden interface */
295 void _util_vec_grow(void **a, size_t i, size_t s);
296 #define GMQCC_VEC_WILLGROW(X,Y) ( \
297 ((!(X) || vec_meta(X)->used + Y >= vec_meta(X)->allocated)) ? \
298 (void)_util_vec_grow(((void**)&(X)), (Y), sizeof(*(X))) : \
302 /* exposed interface */
303 #define vec_meta(A) (((vector_t*)(A)) - 1)
304 #define vec_free(A) ((void)((A) ? (mem_d((void*)vec_meta(A)), (A) = NULL) : 0))
305 #define vec_push(A,V) (GMQCC_VEC_WILLGROW((A),1), (A)[vec_meta(A)->used++] = (V))
306 #define vec_size(A) ((A) ? vec_meta(A)->used : 0)
307 #define vec_add(A,N) (GMQCC_VEC_WILLGROW((A),(N)), vec_meta(A)->used += (N), &(A)[vec_meta(A)->used-(N)])
308 #define vec_last(A) ((A)[vec_meta(A)->used - 1])
309 #define vec_pop(A) ((void)(vec_meta(A)->used -= 1))
310 #define vec_shrinkto(A,N) ((void)(vec_meta(A)->used = (N)))
311 #define vec_shrinkby(A,N) ((void)(vec_meta(A)->used -= (N)))
312 #define vec_append(A,N,S) ((void)(memcpy(vec_add((A), (N)), (S), (N) * sizeof(*(S)))))
313 #define vec_upload(X,Y,S) ((void)(memcpy(vec_add((X), (S) * sizeof(*(Y))), (Y), (S) * sizeof(*(Y)))))
314 #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)))
316 typedef struct trie_s {
318 struct trie_s *entries;
321 correct_trie_t* correct_trie_new();
323 typedef struct hash_table_t {
325 struct hash_node_t **table;
328 typedef struct hash_set_t {
337 * hashtable implementation:
340 * This was designed for pointers: you manage the life of the object yourself
341 * if you do use this for non-pointers please be warned that the object may not
342 * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
343 * yourself, or put those in global scope to ensure duration is for the whole
346 * util_htnew(size) -- to make a new hashtable
347 * util_htset(table, key, value, sizeof(value)) -- to set something in the table
348 * util_htget(table, key) -- to get something from the table
349 * util_htdel(table) -- to delete the table
353 * ht foo = util_htnew(1024);
355 * char *test = "hello world\n";
356 * util_htset(foo, "foo", (void*)&data);
357 * util_gtset(foo, "bar", (void*)test);
359 * printf("foo: %d, bar %s",
360 * *((int *)util_htget(foo, "foo")),
361 * ((char*)util_htget(foo, "bar"))
366 hash_table_t *util_htnew (size_t size);
367 void util_htset (hash_table_t *ht, const char *key, void *value);
368 void util_htdel (hash_table_t *ht);
369 size_t util_hthash(hash_table_t *ht, const char *key);
370 void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
372 void *util_htget (hash_table_t *ht, const char *key);
373 void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
376 * hashset implementation:
377 * This was designed for pointers: you manage the life of the object yourself
378 * if you do use this for non-pointers please be warned that the object may not
379 * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
380 * yourself, or put those in global scope to ensure duration is for the whole
383 * util_hsnew() -- to make a new hashset
384 * util_hsadd(set, key) -- to add something in the set
385 * util_hshas(set, key) -- to check if something is in the set
386 * util_hsrem(set, key) -- to remove something in the set
387 * util_hsdel(set) -- to delete the set
391 * hs foo = util_hsnew();
392 * char *bar = "hello blub\n";
393 * char *baz = "hello dale\n";
395 * util_hsadd(foo, bar);
396 * util_hsadd(foo, baz);
397 * util_hsrem(foo, baz);
399 * printf("bar %d | baz %d\n",
400 * util_hshas(foo, bar),
401 * util_hshad(foo, baz)
407 hash_set_t *util_hsnew(void);
408 int util_hsadd(hash_set_t *, void *);
409 int util_hshas(hash_set_t *, void *);
410 int util_hsrem(hash_set_t *, void *);
411 void util_hsdel(hash_set_t *);
413 /*===================================================================*/
414 /*============================ file.c ===============================*/
415 /*===================================================================*/
416 GMQCC_INLINE void file_close (FILE *);
417 GMQCC_INLINE int file_error (FILE *);
418 GMQCC_INLINE int file_getc (FILE *);
419 GMQCC_INLINE int file_printf (FILE *, const char *, ...);
420 GMQCC_INLINE int file_puts (FILE *, const char *);
421 GMQCC_INLINE int file_putc (FILE *, int);
422 GMQCC_INLINE int file_seek (FILE *, long int, int);
424 GMQCC_INLINE size_t file_read (void *, size_t, size_t, FILE *);
425 GMQCC_INLINE size_t file_write (const void *, size_t, size_t, FILE *);
427 GMQCC_INLINE FILE *file_open (const char *, const char *);
428 /*NOINLINE*/ int file_getline(char **, size_t *, FILE *);
431 /*===================================================================*/
432 /*=========================== correct.c =============================*/
433 /*===================================================================*/
438 void correct_del (correct_trie_t*, size_t **);
439 void correct_add (correct_trie_t*, size_t ***, const char *);
440 char *correct_str (correction_t *, correct_trie_t*, const char *);
441 void correct_init(correction_t *);
442 void correct_free(correction_t *);
444 /*===================================================================*/
445 /*=========================== code.c ================================*/
446 /*===================================================================*/
449 /* Note: if you change the order, fix type_sizeof in ir.c */
465 TYPE_NIL , /* it's its own type / untyped */
466 TYPE_NOEXPR , /* simply invalid in expressions */
471 /* const/var qualifiers */
475 #define CV_WRONG 0x8000 /* magic number to help parsing */
477 extern const char *type_name [TYPE_COUNT];
478 extern uint16_t type_store_instr [TYPE_COUNT];
479 extern uint16_t field_store_instr[TYPE_COUNT];
482 * could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
483 * but this breaks when TYPE_INTEGER is added, since with the enhanced
484 * instruction set, the old ones are left untouched, thus the _I instructions
485 * are at a seperate place.
487 extern uint16_t type_storep_instr[TYPE_COUNT];
488 extern uint16_t type_eq_instr [TYPE_COUNT];
489 extern uint16_t type_ne_instr [TYPE_COUNT];
490 extern uint16_t type_not_instr [TYPE_COUNT];
493 uint32_t offset; /* Offset in file of where data begins */
494 uint32_t length; /* Length of section (how many of) */
498 uint32_t version; /* Program version (6) */
502 prog_section statements; /* prog_section_statement */
503 prog_section defs; /* prog_section_def */
504 prog_section fields; /* prog_section_field */
505 prog_section functions; /* prog_section_function */
506 prog_section strings;
507 prog_section globals;
508 uint32_t entfield; /* Number of entity fields */
512 * Each paramater incerements by 3 since vector types hold
513 * 3 components (x,y,z).
517 #define OFS_PARM0 (OFS_RETURN+3)
518 #define OFS_PARM1 (OFS_PARM0 +3)
519 #define OFS_PARM2 (OFS_PARM1 +3)
520 #define OFS_PARM3 (OFS_PARM2 +3)
521 #define OFS_PARM4 (OFS_PARM3 +3)
522 #define OFS_PARM5 (OFS_PARM4 +3)
523 #define OFS_PARM6 (OFS_PARM5 +3)
524 #define OFS_PARM7 (OFS_PARM6 +3)
531 int16_t s1; /* signed */
532 uint16_t u1; /* unsigned */
536 int16_t s1; /* signed */
537 uint16_t u1; /* unsigned */
541 int16_t s1; /* signed */
542 uint16_t u1; /* unsigned */
546 * This is the same as the structure in darkplaces
551 * But this one is more sane to work with, and the
552 * type sizes are guranteed.
554 } prog_section_statement;
566 * 7 = ev_pointer -- engine only
567 * 8 = ev_bad -- engine only
574 typedef prog_section_both prog_section_def;
575 typedef prog_section_both prog_section_field;
577 /* this is ORed to the type */
578 #define DEF_SAVEGLOBAL (1<<15)
579 #define DEF_TYPEMASK ((1<<15)-1)
582 int32_t entry; /* in statement table for instructions */
583 uint32_t firstlocal; /* First local in local table */
584 uint32_t locals; /* Total ints of params + locals */
585 uint32_t profile; /* Always zero (engine uses this) */
586 uint32_t name; /* name of function in string table */
587 uint32_t file; /* file of the source file */
588 int32_t nargs; /* number of arguments */
589 uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
590 } prog_section_function;
594 * These are the external instructions supported by the interperter
595 * this is what things compile to (from the C code).
601 INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
602 INSTR_MUL_VF, /* and here: B != C */
666 * Virtual instructions used by the assembler
667 * keep at the end but before virtual instructions
673 * Virtual instructions used by the IR
679 /* A never returning CALL.
680 * Creating this causes IR blocks to be marked as 'final'.
686 /* TODO: cleanup this mess */
687 extern prog_section_statement *code_statements;
688 extern int *code_linenums;
689 extern prog_section_def *code_defs;
690 extern prog_section_field *code_fields;
691 extern prog_section_function *code_functions;
692 extern int *code_globals;
693 extern char *code_chars;
694 extern uint16_t code_crc;
697 typedef float qcfloat;
698 typedef int32_t qcint;
701 * code_write -- writes out the compiled file
702 * code_init -- prepares the code file
704 bool code_write (const char *filename, const char *lno);
706 uint32_t code_genstring (const char *string);
707 qcint code_alloc_field (size_t qcsize);
709 /* this function is used to keep statements and linenumbers together */
710 void code_push_statement(prog_section_statement *stmt, int linenum);
711 void code_pop_statement();
714 * A shallow copy of a lex_file to remember where which ast node
722 /*===================================================================*/
723 /*============================ con.c ================================*/
724 /*===================================================================*/
743 FILE *con_default_out();
744 FILE *con_default_err();
746 void con_vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap);
747 void con_printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...);
748 void con_cvprintmsg(void *ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
749 void con_cprintmsg (void *ctx, int lvl, const char *msgtype, const char *msg, ...);
754 void con_color (int);
755 int con_change(const char *, const char *);
756 int con_verr (const char *, va_list);
757 int con_vout (const char *, va_list);
758 int con_err (const char *, ...);
759 int con_out (const char *, ...);
761 /* error/warning interface */
762 extern size_t compile_errors;
763 extern size_t compile_Werrors;
764 extern size_t compile_warnings;
766 void /********/ compile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, ...);
767 void /********/ vcompile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
768 bool GMQCC_WARN compile_warning (lex_ctx ctx, int warntype, const char *fmt, ...);
769 bool GMQCC_WARN vcompile_warning(lex_ctx ctx, int warntype, const char *fmt, va_list ap);
770 void compile_show_werrors();
772 /*===================================================================*/
773 /*========================= assembler.c =============================*/
774 /*===================================================================*/
775 /* TODO: remove this ... */
776 static const struct {
777 const char *m; /* menomic */
778 const size_t o; /* operands */
779 const size_t l; /* menomic len */
805 { "FIELD_F" , 0, 7 },
806 { "FIELD_V" , 0, 7 },
807 { "FIELD_S" , 0, 7 },
808 { "FIELD_ENT" , 0, 9 },
809 { "FIELD_FLD" , 0, 9 },
810 { "FIELD_FNC" , 0, 9 },
811 { "ADDRESS" , 0, 7 },
812 { "STORE_F" , 0, 7 },
813 { "STORE_V" , 0, 7 },
814 { "STORE_S" , 0, 7 },
815 { "STORE_ENT" , 0, 9 },
816 { "STORE_FLD" , 0, 9 },
817 { "STORE_FNC" , 0, 9 },
818 { "STOREP_F" , 0, 8 },
819 { "STOREP_V" , 0, 8 },
820 { "STOREP_S" , 0, 8 },
821 { "STOREP_ENT", 0, 10},
822 { "STOREP_FLD", 0, 10},
823 { "STOREP_FNC", 0, 10},
828 { "NOT_ENT" , 0, 7 },
829 { "NOT_FNC" , 0, 7 },
848 { "END" , 0, 3 } /* virtual assembler instruction */
850 /*===================================================================*/
851 /*============================= ir.c ================================*/
852 /*===================================================================*/
856 store_local, /* local, assignable for now, should get promoted later */
857 store_param, /* parameters, they are locals with a fixed position */
858 store_value, /* unassignable */
859 store_return /* unassignable, at OFS_RETURN */
866 vector vec3_add (vector, vector);
867 vector vec3_sub (vector, vector);
868 qcfloat vec3_mulvv(vector, vector);
869 vector vec3_mulvf(vector, float);
871 /*===================================================================*/
872 /*============================= exec.c ==============================*/
873 /*===================================================================*/
877 * Darkplaces has (or will have) a 64 bit prog loader
878 * where the 32 bit qc program is autoconverted on load.
879 * Since we may want to support that as well, let's redefine
880 * float and int here.
892 typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
893 typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1];
897 VMERR_TEMPSTRING_ALLOC,
902 #define VM_JUMPS_DEFAULT 1000000
905 #define VMXF_DEFAULT 0x0000 /* default flags - nothing */
906 #define VMXF_TRACE 0x0001 /* trace: print statements before executing */
907 #define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */
911 typedef int (*prog_builtin)(struct qc_program_s *prog);
916 prog_section_function *function;
919 typedef struct qc_program_s {
922 prog_section_statement *code;
923 prog_section_def *defs;
924 prog_section_def *fields;
925 prog_section_function *functions;
931 const char* *function_stack;
935 size_t tempstring_start;
936 size_t tempstring_at;
942 prog_builtin *builtins;
943 size_t builtins_count;
948 bool allowworldwrites;
951 qc_exec_stack *stack;
956 int argc; /* current arg count for debugging */
959 qc_program* prog_load(const char *filename);
960 void prog_delete(qc_program *prog);
962 bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps);
964 char* prog_getstring (qc_program *prog, qcint str);
965 prog_section_def* prog_entfield (qc_program *prog, qcint off);
966 prog_section_def* prog_getdef (qc_program *prog, qcint off);
967 qcany* prog_getedict (qc_program *prog, qcint e);
968 qcint prog_tempstring(qc_program *prog, const char *_str);
971 /*===================================================================*/
972 /*===================== parser.c commandline ========================*/
973 /*===================================================================*/
976 bool parser_compile_file (const char *);
977 bool parser_compile_string(const char *, const char *, size_t);
978 bool parser_finish (const char *);
979 void parser_cleanup ();
981 /*===================================================================*/
982 /*====================== ftepp.c commandline ========================*/
983 /*===================================================================*/
987 char *(*func)(struct lex_file_s *);
991 * line, file, counter, counter_last, random, random_last, date, time
992 * increment when items are added
994 #define FTEPP_PREDEF_COUNT 8
997 bool ftepp_preprocess_file (const char *filename);
998 bool ftepp_preprocess_string(const char *name, const char *str);
999 void ftepp_finish ();
1000 const char *ftepp_get ();
1001 void ftepp_flush ();
1002 void ftepp_add_define (const char *source, const char *name);
1003 void ftepp_add_macro (const char *name, const char *value);
1005 extern const ftepp_predef_t ftepp_predefs[FTEPP_PREDEF_COUNT];
1007 /*===================================================================*/
1008 /*======================= main.c commandline ========================*/
1009 /*===================================================================*/
1012 /* Helpers to allow for a whole lot of flags. Otherwise we'd limit
1013 * to 32 or 64 -f options...
1016 size_t idx; /* index into an array of 32 bit words */
1017 uint8_t bit; /* bit index for the 8 bit group idx points to */
1019 #define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
1020 #define LONGBIT_SET(B, I) ((B).idx = (I)/32, (B).bit = ((I)%32))
1022 typedef uint32_t longbit;
1023 #define LONGBIT(bit) (bit)
1024 #define LONGBIT_SET(B, I) ((B) = (I))
1027 /*===================================================================*/
1028 /*=========================== utf8lib.c =============================*/
1029 /*===================================================================*/
1030 typedef uint32_t uchar_t;
1032 bool u8_analyze (const char *_s, size_t *_start, size_t *_len, uchar_t *_ch, size_t _maxlen);
1033 size_t u8_strlen (const char*);
1034 size_t u8_strnlen (const char*, size_t);
1035 uchar_t u8_getchar (const char*, const char**);
1036 uchar_t u8_getnchar(const char*, const char**, size_t);
1037 int u8_fromchar(uchar_t w, char *to, size_t maxlen);
1039 /*===================================================================*/
1040 /*============================= opts.c ==============================*/
1041 /*===================================================================*/
1047 bool opts_setflag (const char *, bool);
1048 bool opts_setwarn (const char *, bool);
1049 bool opts_setwerror(const char *, bool);
1050 bool opts_setoptim (const char *, bool);
1052 void opts_init (const char *, int, size_t);
1053 void opts_set (uint32_t *, size_t, bool);
1054 void opts_setoptimlevel(unsigned int);
1055 void opts_ini_init (const char *);
1057 /* Saner flag handling */
1058 void opts_backup_non_Wall();
1059 void opts_restore_non_Wall();
1060 void opts_backup_non_Werror_all();
1061 void opts_restore_non_Werror_all();
1064 # define GMQCC_TYPE_FLAGS
1065 # define GMQCC_DEFINE_FLAG(X) X,
1066 # include "opts.def"
1069 static const opts_flag_def opts_flag_list[] = {
1070 # define GMQCC_TYPE_FLAGS
1071 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
1072 # include "opts.def"
1073 { NULL, LONGBIT(0) }
1077 # define GMQCC_TYPE_WARNS
1078 # define GMQCC_DEFINE_FLAG(X) WARN_##X,
1079 # include "opts.def"
1082 static const opts_flag_def opts_warn_list[] = {
1083 # define GMQCC_TYPE_WARNS
1084 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
1085 # include "opts.def"
1086 { NULL, LONGBIT(0) }
1090 # define GMQCC_TYPE_OPTIMIZATIONS
1091 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME,
1092 # include "opts.def"
1095 static const opts_flag_def opts_opt_list[] = {
1096 # define GMQCC_TYPE_OPTIMIZATIONS
1097 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
1098 # include "opts.def"
1099 { NULL, LONGBIT(0) }
1101 static const unsigned int opts_opt_oflag[] = {
1102 # define GMQCC_TYPE_OPTIMIZATIONS
1103 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
1104 # include "opts.def"
1107 extern unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
1109 /* other options: */
1111 COMPILER_QCC, /* circa QuakeC */
1112 COMPILER_FTEQCC, /* fteqcc QuakeC */
1113 COMPILER_QCCX, /* qccx QuakeC */
1114 COMPILER_GMQCC /* this QuakeC */
1117 /* TODO: cleanup this */
1119 uint32_t O; /* -Ox */
1120 const char *output; /* -o file */
1121 bool quiet; /* -q --quiet */
1123 opts_std_t standard; /* -std= */
1124 bool debug; /* -debug */
1125 bool memchk; /* -memchk */
1126 bool dumpfin; /* -dumpfin */
1127 bool dump; /* -dump */
1128 bool forcecrc; /* --force-crc= */
1129 uint16_t forced_crc; /* --force-crc= */
1130 bool pp_only; /* -E */
1131 size_t max_array_size; /* --max-array= */
1133 uint32_t flags [1 + (COUNT_FLAGS / 32)];
1134 uint32_t warn [1 + (COUNT_WARNINGS / 32)];
1135 uint32_t werror [1 + (COUNT_WARNINGS / 32)];
1136 uint32_t warn_backup [1 + (COUNT_WARNINGS / 32)];
1137 uint32_t werror_backup[1 + (COUNT_WARNINGS / 32)];
1138 uint32_t optimization [1 + (COUNT_OPTIMIZATIONS / 32)];
1141 extern opts_cmd_t opts;
1143 #define OPTS_GENERIC(f,i) (!! (((f)[(i)/32]) & (1<< ((i)%32))))
1144 #define OPTS_FLAG(i) OPTS_GENERIC(opts.flags, (i))
1145 #define OPTS_WARN(i) OPTS_GENERIC(opts.warn, (i))
1146 #define OPTS_WERROR(i) OPTS_GENERIC(opts.werror, (i))
1147 #define OPTS_OPTIMIZATION(i) OPTS_GENERIC(opts.optimization, (i))