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 */
40 # pragma warning(disable : 4996 ) /* This function or variable may be unsafe */
41 # pragma warning(disable : 4700 ) /* uninitialized local variable used */
42 # pragma warning(disable : 4129 ) /* unrecognized character secape sequence */
45 #define GMQCC_VERSION_MAJOR 0
46 #define GMQCC_VERSION_MINOR 2
47 #define GMQCC_VERSION_PATCH 0
48 #define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
49 #define GMQCC_VERSION \
50 GMQCC_VERSION_BUILD(GMQCC_VERSION_MAJOR, GMQCC_VERSION_MINOR, GMQCC_VERSION_PATCH)
53 * We cannoy rely on C99 at all, since compilers like MSVC
54 * simply don't support it. We define our own boolean type
55 * as a result (since we cannot include <stdbool.h>). For
56 * compilers that are in 1999 mode (C99 compliant) we can use
57 * the language keyword _Bool which can allow for better code
58 * on GCC and GCC-like compilers, opposed to `int`.
69 # ifdef __STDC_VERSION__
70 # if __STDC_VERSION__ < 199901L && __GNUC__ < 3
77 # endif /* !__STDC_VERSION__ */
78 #endif /* !__cplusplus */
81 * Of some functions which are generated we want to make sure
82 * that the result isn't ignored. To find such function calls,
85 #if defined(__GNUC__) || defined(__CLANG__)
86 # define GMQCC_WARN __attribute__((warn_unused_result))
91 * This is a hack to silent clang regarding empty
94 #define GMQCC_SUPPRESS_EMPTY_BODY do { } while (0)
97 * Inline is not supported in < C90, however some compilers
98 * like gcc and clang might have an inline attribute we can
101 #ifdef __STDC_VERSION__
102 # if __STDC_VERSION__ < 199901L
103 # if defined(__GNUC__) || defined (__CLANG__)
105 # define GMQCC_INLINE
107 # define GMQCC_INLINE __attribute__ ((always_inline))
110 # define GMQCC_INLINE
113 # define GMQCC_INLINE inline
116 * Visual studio has __forcinline we can use. So lets use that
117 * I suspect it also has just __inline of some sort, but our use
118 * of inline is correct (not guessed), WE WANT IT TO BE INLINE
120 #elif defined(_MSC_VER)
121 # define GMQCC_INLINE __forceinline
123 # define GMQCC_INLINE
124 #endif /* !__STDC_VERSION__ */
127 * noreturn is present in GCC and clang
128 * it's required for _ast_node_destory otherwise -Wmissing-noreturn
129 * in clang complains about there being no return since abort() is
132 #if (defined(__GNUC__) && __GNUC__ >= 2) || defined(__CLANG__)
133 # define GMQCC_NORETURN __attribute__ ((noreturn))
135 # define GMQCC_NORETURN
141 typedef unsigned __int8 uint8_t;
142 typedef unsigned __int16 uint16_t;
143 typedef unsigned __int32 uint32_t;
144 typedef unsigned __int64 uint64_t;
146 typedef __int16 int16_t;
147 typedef __int32 int32_t;
148 typedef __int64 int64_t;
152 *windows makes these prefixed because they're C99
153 * TODO: utility versions that are type-safe and not
154 * just plain textual subsitution.
157 # define snprintf(X, Y, Z, ...) _snprintf(X, Y, Z, __VA_ARGS__)
158 /* strtof doesn't exist -> strtod does though :) */
159 # define strtof(X, Y) (float)(strtod(X, Y))
164 * Very roboust way at determining endianess at compile time: this handles
165 * almost every possible situation. Otherwise a runtime check has to be
168 #define GMQCC_BYTE_ORDER_LITTLE 1234
169 #define GMQCC_BYTE_ORDER_BIG 4321
171 #if defined (__GNUC__) || defined (__GNU_LIBRARY__)
172 # if defined (__FreeBSD__) || defined (__OpenBSD__)
173 # include <sys/endian.h>
174 # elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__)
175 # include <machine/endiane.h>
176 # elif defined (__APPLE__)
177 # if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN)
179 # elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN)
180 # define LITTLE_ENDIAN
182 # elif !defined (__MINGW32__)
184 # if !defined (__BEOS__)
185 # include <byteswap.h>
189 #if !defined(PLATFORM_BYTE_ORDER)
190 # if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN)
191 # if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN)
192 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
193 # elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN)
194 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
195 # elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN)
196 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
197 # elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN)
198 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
200 # elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN)
201 # if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
202 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
203 # elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN)
204 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
205 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN)
206 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
207 # elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)
208 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
210 # elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__)
211 # if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__)
212 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
213 # elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__)
214 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
215 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__)
216 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
217 # elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)
218 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
222 #if !defined (PLATFORM_BYTE_ORDER)
223 # if defined (__aplha__) || defined (__aplha) || defined (i386) || \
224 defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \
225 defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \
226 defined (vax) || defined (vms) || defined (VMS) || \
227 defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \
228 defined (_M_X64) || defined (__i386) || defined (__x86_64)
229 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
230 # elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \
231 defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \
232 defined (ibm370) || defined (mc68000) || defined (m68k) || \
233 defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \
234 defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \
235 defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \
236 defined (__PPC__) || defined (__PPC) || defined (PPC)
237 # define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
239 # define PLATFORM_BYTE_ORDER -1
245 /*===================================================================*/
246 /*=========================== util.c ================================*/
247 /*===================================================================*/
248 FILE *util_fopen(const char *filename, const char *mode);
250 void *util_memory_a (size_t, unsigned int, const char *);
251 void util_memory_d (void *, unsigned int, const char *);
252 void *util_memory_r (void *, size_t, unsigned int, const char *);
253 void util_meminfo ();
255 bool util_filexists (const char *);
256 bool util_strupper (const char *);
257 bool util_strdigit (const char *);
258 bool util_strncmpexact (const char *, const char *, size_t);
259 char *util_strdup (const char *);
260 char *util_strrq (const char *);
261 char *util_strrnl (const char *);
262 char *util_strsws (const char *);
263 char *util_strchp (const char *, const char *);
264 void util_debug (const char *, const char *, ...);
265 int util_getline (char **, size_t *, FILE *);
266 void util_endianswap (void *, size_t, unsigned int);
268 size_t util_strtocmd (const char *, char *, size_t);
269 size_t util_strtononcmd (const char *, char *, size_t);
271 uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
272 uint32_t util_crc32(uint32_t crc, const char *data, size_t len);
275 # define mem_a(x) malloc (x)
276 # define mem_d(x) free (x)
277 # define mem_r(x, n) realloc(x, n)
279 # define mem_a(x) util_memory_a((x), __LINE__, __FILE__)
280 # define mem_d(x) util_memory_d((x), __LINE__, __FILE__)
281 # define mem_r(x, n) util_memory_r((x), (n), __LINE__, __FILE__)
285 * TODO: make these safer to use. Currently this only works on
286 * x86 and x86_64, some systems will likely not like this. Such
287 * as BE systems. (and clean this up to use a structure ... )
289 #define FLT2INT(Y) *((int32_t*)&(Y))
290 #define INT2FLT(Y) *((float *)&(Y))
292 /* New flexible vector implementation from Dale */
293 #define _vec_raw(A) (((size_t*)(void*)(A)) - 2)
294 #define _vec_beg(A) (_vec_raw(A)[0])
295 #define _vec_end(A) (_vec_raw(A)[1])
296 #define _vec_needsgrow(A,N) ((!(A)) || (_vec_end(A) + (N) >= _vec_beg(A)))
297 #define _vec_mightgrow(A,N) (_vec_needsgrow((A), (N)) ? (void)_vec_forcegrow((A),(N)) : (void)0)
298 #define _vec_forcegrow(A,N) _util_vec_grow(((void**)&(A)), (N), sizeof(*(A)))
299 #define _vec_remove(A,S,I,N) (memmove((char*)(A)+(I)*(S),(char*)(A)+((I)+(N))*(S),(S)*(_vec_end(A)-(I)-(N))), _vec_end(A)-=(N))
300 void _util_vec_grow(void **a, size_t i, size_t s);
301 /* exposed interface */
302 #define vec_free(A) ((A) ? (mem_d((void*)_vec_raw(A)), (A) = NULL) : 0)
303 #define vec_push(A,V) (_vec_mightgrow((A),1), (A)[_vec_end(A)++] = (V))
304 #define vec_size(A) ((A) ? _vec_end(A) : 0)
305 #define vec_add(A,N) (_vec_mightgrow((A),(N)), _vec_end(A)+=(N), &(A)[_vec_end(A)-(N)])
306 #define vec_last(A) ((A)[_vec_end(A)-1])
307 #define vec_append(A,N,S) memcpy(vec_add((A), (N)), (S), N * sizeof(*(S)))
308 #define vec_remove(A,I,N) _vec_remove((A), sizeof(*(A)), (I), (N))
309 #define vec_pop(A) (_vec_end(A)-=1)
310 /* these are supposed to NOT reallocate */
311 #define vec_shrinkto(A,N) (_vec_end(A) = (N))
312 #define vec_shrinkby(A,N) (_vec_end(A) -= (N))
314 /* vec_upload needs to be cleaned up as well to be a function */
315 #define vec_upload(X,Y,S) \
324 typedef struct hash_table_t {
326 struct hash_node_t **table;
330 * hashtable implementation:
333 * This was designed for pointers: you manage the life of the object yourself
334 * if you do use this for non-pointers please be warned that the object may not
335 * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
336 * yourself, or put those in global scope to ensure duration is for the whole
339 * util_htnew(size) -- to make a new hashtable
340 * util_htset(table, key, value, sizeof(value)) -- to set something in the table
341 * util_htget(table, key) -- to get something from the table
342 * util_htdel(table) -- to delete the table
346 * ht foo = util_htnew(1024);
348 * char *test = "hello world\n";
349 * util_htset(foo, "foo", (void*)&data);
350 * util_gtset(foo, "bar", (void*)test);
352 * printf("foo: %d, bar %s",
353 * *((int *)util_htget(foo, "foo")),
354 * ((char*)util_htget(foo, "bar"))
359 hash_table_t *util_htnew (size_t size);
360 void util_htset (hash_table_t *ht, const char *key, void *value);
361 void *util_htget (hash_table_t *ht, const char *key);
362 void util_htdel (hash_table_t *ht);
363 size_t util_hthash(hash_table_t *ht, const char *key);
364 void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
365 void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
366 /*===================================================================*/
367 /*=========================== code.c ================================*/
368 /*===================================================================*/
370 /* Note: if you change the order, fix type_sizeof in ir.c */
389 /* const/var qualifiers */
393 #define CV_WRONG 0x8000 /* magic number to help parsing */
395 extern const char *type_name [TYPE_COUNT];
396 extern uint16_t type_store_instr [TYPE_COUNT];
397 extern uint16_t field_store_instr[TYPE_COUNT];
400 * could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
401 * but this breaks when TYPE_INTEGER is added, since with the enhanced
402 * instruction set, the old ones are left untouched, thus the _I instructions
403 * are at a seperate place.
405 extern uint16_t type_storep_instr[TYPE_COUNT];
406 extern uint16_t type_eq_instr [TYPE_COUNT];
407 extern uint16_t type_ne_instr [TYPE_COUNT];
408 extern uint16_t type_not_instr [TYPE_COUNT];
411 uint32_t offset; /* Offset in file of where data begins */
412 uint32_t length; /* Length of section (how many of) */
416 uint32_t version; /* Program version (6) */
420 prog_section statements; /* prog_section_statement */
421 prog_section defs; /* prog_section_def */
422 prog_section fields; /* prog_section_field */
423 prog_section functions; /* prog_section_function */
424 prog_section strings;
425 prog_section globals;
426 uint32_t entfield; /* Number of entity fields */
430 * Each paramater incerements by 3 since vector types hold
431 * 3 components (x,y,z).
435 #define OFS_PARM0 (OFS_RETURN+3)
436 #define OFS_PARM1 (OFS_PARM0 +3)
437 #define OFS_PARM2 (OFS_PARM1 +3)
438 #define OFS_PARM3 (OFS_PARM2 +3)
439 #define OFS_PARM4 (OFS_PARM3 +3)
440 #define OFS_PARM5 (OFS_PARM4 +3)
441 #define OFS_PARM6 (OFS_PARM5 +3)
442 #define OFS_PARM7 (OFS_PARM6 +3)
449 int16_t s1; /* signed */
450 uint16_t u1; /* unsigned */
454 int16_t s1; /* signed */
455 uint16_t u1; /* unsigned */
459 int16_t s1; /* signed */
460 uint16_t u1; /* unsigned */
464 * This is the same as the structure in darkplaces
469 * But this one is more sane to work with, and the
470 * type sizes are guranteed.
472 } prog_section_statement;
484 * 7 = ev_pointer -- engine only
485 * 8 = ev_bad -- engine only
492 typedef prog_section_both prog_section_def;
493 typedef prog_section_both prog_section_field;
495 /* this is ORed to the type */
496 #define DEF_SAVEGLOBAL (1<<15)
497 #define DEF_TYPEMASK ((1<<15)-1)
500 int32_t entry; /* in statement table for instructions */
501 uint32_t firstlocal; /* First local in local table */
502 uint32_t locals; /* Total ints of params + locals */
503 uint32_t profile; /* Always zero (engine uses this) */
504 uint32_t name; /* name of function in string table */
505 uint32_t file; /* file of the source file */
506 int32_t nargs; /* number of arguments */
507 uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
508 } prog_section_function;
512 * These are the external instructions supported by the interperter
513 * this is what things compile to (from the C code).
519 INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
520 INSTR_MUL_VF, /* and here: B != C */
584 * Virtual instructions used by the assembler
585 * keep at the end but before virtual instructions
591 * Virtual instructions used by the IR
597 /* A never returning CALL.
598 * Creating this causes IR blocks to be marked as 'final'.
604 /* TODO: cleanup this mess */
605 extern prog_section_statement *code_statements;
606 extern int *code_linenums;
607 extern prog_section_def *code_defs;
608 extern prog_section_field *code_fields;
609 extern prog_section_function *code_functions;
610 extern int *code_globals;
611 extern char *code_chars;
612 extern uint16_t code_crc;
615 typedef float qcfloat;
616 typedef int32_t qcint;
619 * code_write -- writes out the compiled file
620 * code_init -- prepares the code file
622 bool code_write (const char *filename, const char *lno);
624 uint32_t code_genstring (const char *string);
625 uint32_t code_cachedstring(const char *string);
626 qcint code_alloc_field (size_t qcsize);
628 /* this function is used to keep statements and linenumbers together */
629 void code_push_statement(prog_section_statement *stmt, int linenum);
630 void code_pop_statement();
633 * A shallow copy of a lex_file to remember where which ast node
641 /*===================================================================*/
642 /*============================ con.c ================================*/
643 /*===================================================================*/
662 void con_vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap);
663 void con_printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...);
664 void con_cvprintmsg(void *ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
665 void con_cprintmsg (void *ctx, int lvl, const char *msgtype, const char *msg, ...);
670 void con_color (int);
671 int con_change(const char *, const char *);
672 int con_verr (const char *, va_list);
673 int con_vout (const char *, va_list);
674 int con_err (const char *, ...);
675 int con_out (const char *, ...);
677 /* error/warning interface */
678 extern size_t compile_errors;
679 extern size_t compile_warnings;
681 void /********/ compile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, ...);
682 void /********/ vcompile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
683 bool GMQCC_WARN compile_warning (lex_ctx ctx, int warntype, const char *fmt, ...);
684 bool GMQCC_WARN vcompile_warning(lex_ctx ctx, int warntype, const char *fmt, va_list ap);
686 /*===================================================================*/
687 /*========================= assembler.c =============================*/
688 /*===================================================================*/
689 /* TODO: remove this ... */
690 static const struct {
691 const char *m; /* menomic */
692 const size_t o; /* operands */
693 const size_t l; /* menomic len */
719 { "FIELD_F" , 0, 7 },
720 { "FIELD_V" , 0, 7 },
721 { "FIELD_S" , 0, 7 },
722 { "FIELD_ENT" , 0, 9 },
723 { "FIELD_FLD" , 0, 9 },
724 { "FIELD_FNC" , 0, 9 },
725 { "ADDRESS" , 0, 7 },
726 { "STORE_F" , 0, 7 },
727 { "STORE_V" , 0, 7 },
728 { "STORE_S" , 0, 7 },
729 { "STORE_ENT" , 0, 9 },
730 { "STORE_FLD" , 0, 9 },
731 { "STORE_FNC" , 0, 9 },
732 { "STOREP_F" , 0, 8 },
733 { "STOREP_V" , 0, 8 },
734 { "STOREP_S" , 0, 8 },
735 { "STOREP_ENT", 0, 10},
736 { "STOREP_FLD", 0, 10},
737 { "STOREP_FNC", 0, 10},
742 { "NOT_ENT" , 0, 7 },
743 { "NOT_FNC" , 0, 7 },
762 { "END" , 0, 3 } /* virtual assembler instruction */
764 /*===================================================================*/
765 /*============================= ir.c ================================*/
766 /*===================================================================*/
770 store_local, /* local, assignable for now, should get promoted later */
771 store_param, /* parameters, they are locals with a fixed position */
772 store_value, /* unassignable */
773 store_return /* unassignable, at OFS_RETURN */
780 vector vec3_add (vector, vector);
781 vector vec3_sub (vector, vector);
782 qcfloat vec3_mulvv(vector, vector);
783 vector vec3_mulvf(vector, float);
785 /*===================================================================*/
786 /*============================= exec.c ==============================*/
787 /*===================================================================*/
790 * Darkplaces has (or will have) a 64 bit prog loader
791 * where the 32 bit qc program is autoconverted on load.
792 * Since we may want to support that as well, let's redefine
793 * float and int here.
805 typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
806 typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1];
810 VMERR_TEMPSTRING_ALLOC,
815 #define VM_JUMPS_DEFAULT 1000000
818 #define VMXF_DEFAULT 0x0000 /* default flags - nothing */
819 #define VMXF_TRACE 0x0001 /* trace: print statements before executing */
820 #define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */
824 typedef int (*prog_builtin)(struct qc_program_s *prog);
829 prog_section_function *function;
832 typedef struct qc_program_s {
835 prog_section_statement *code;
836 prog_section_def *defs;
837 prog_section_def *fields;
838 prog_section_function *functions;
844 const char* *function_stack;
848 size_t tempstring_start;
849 size_t tempstring_at;
855 prog_builtin *builtins;
856 size_t builtins_count;
861 bool allowworldwrites;
864 qc_exec_stack *stack;
869 int argc; /* current arg count for debugging */
872 qc_program* prog_load(const char *filename);
873 void prog_delete(qc_program *prog);
875 bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps);
877 char* prog_getstring (qc_program *prog, qcint str);
878 prog_section_def* prog_entfield (qc_program *prog, qcint off);
879 prog_section_def* prog_getdef (qc_program *prog, qcint off);
880 qcany* prog_getedict (qc_program *prog, qcint e);
881 qcint prog_tempstring(qc_program *prog, const char *_str);
884 /*===================================================================*/
885 /*===================== parser.c commandline ========================*/
886 /*===================================================================*/
889 bool parser_compile_file (const char *filename);
890 bool parser_compile_string(const char *name, const char *str);
891 bool parser_finish (const char *output);
892 void parser_cleanup ();
893 /* There's really no need to strlen() preprocessed files */
894 bool parser_compile_string_len(const char *name, const char *str, size_t len);
896 /*===================================================================*/
897 /*====================== ftepp.c commandline ========================*/
898 /*===================================================================*/
900 bool ftepp_preprocess_file (const char *filename);
901 bool ftepp_preprocess_string(const char *name, const char *str);
902 void ftepp_finish ();
903 const char *ftepp_get ();
905 void ftepp_add_define (const char *source, const char *name);
906 void ftepp_add_macro (const char *name, const char *value);
908 /*===================================================================*/
909 /*======================= main.c commandline ========================*/
910 /*===================================================================*/
913 /* Helpers to allow for a whole lot of flags. Otherwise we'd limit
914 * to 32 or 64 -f options...
917 size_t idx; /* index into an array of 32 bit words */
918 uint8_t bit; /* index _into_ the 32 bit word, thus just uint8 */
920 #define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
922 typedef uint32_t longbit;
923 #define LONGBIT(bit) (bit)
926 /*===================================================================*/
927 /*============================= opts.c ==============================*/
928 /*===================================================================*/
934 bool opts_setflag (const char *, bool);
935 bool opts_setwarn (const char *, bool);
936 bool opts_setwerror(const char *, bool);
937 bool opts_setoptim (const char *, bool);
939 void opts_init (const char *, int, size_t);
940 void opts_set (uint32_t *, size_t, bool);
941 void opts_setoptimlevel(unsigned int);
942 void opts_ini_init (const char *);
945 # define GMQCC_TYPE_FLAGS
946 # define GMQCC_DEFINE_FLAG(X) X,
950 static const opts_flag_def opts_flag_list[] = {
951 # define GMQCC_TYPE_FLAGS
952 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
958 # define GMQCC_TYPE_WARNS
959 # define GMQCC_DEFINE_FLAG(X) WARN_##X,
963 static const opts_flag_def opts_warn_list[] = {
964 # define GMQCC_TYPE_WARNS
965 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
971 # define GMQCC_TYPE_OPTIMIZATIONS
972 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME,
976 static const opts_flag_def opts_opt_list[] = {
977 # define GMQCC_TYPE_OPTIMIZATIONS
978 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
982 static const unsigned int opts_opt_oflag[] = {
983 # define GMQCC_TYPE_OPTIMIZATIONS
984 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
988 extern unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
992 COMPILER_QCC, /* circa QuakeC */
993 COMPILER_FTEQCC, /* fteqcc QuakeC */
994 COMPILER_QCCX, /* qccx QuakeC */
995 COMPILER_GMQCC /* this QuakeC */
999 uint32_t O; /* -Ox */
1000 const char *output; /* -o file */
1002 opts_std_t standard; /* -std= */
1003 bool debug; /* -debug */
1004 bool memchk; /* -memchk */
1005 bool dumpfin; /* -dumpfin */
1006 bool dump; /* -dump */
1007 bool forcecrc; /* --force-crc= */
1008 uint16_t forced_crc; /* --force-crc= */
1009 bool pp_only; /* -E */
1010 size_t max_array_size; /* --max-array= */
1012 uint32_t flags [1 + (COUNT_FLAGS / 32)];
1013 uint32_t warn [1 + (COUNT_WARNINGS / 32)];
1014 uint32_t werror [1 + (COUNT_WARNINGS / 32)];
1015 uint32_t optimization[1 + (COUNT_OPTIMIZATIONS / 32)];
1018 extern opts_cmd_t opts;
1020 /*===================================================================*/
1021 #define OPTS_FLAG(i) (!! (opts.flags [(i)/32] & (1<< ((i)%32))))
1022 #define OPTS_WARN(i) (!! (opts.warn [(i)/32] & (1<< ((i)%32))))
1023 #define OPTS_WERROR(i) (!! (opts.werror [(i)/32] & (1<< ((i)%32))))
1024 #define OPTS_OPTIMIZATION(i) (!! (opts.optimization[(i)/32] & (1<< ((i)%32))))