3 * Dale Weiler, Wolfgang Bumiller
5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
6 * this software and associated documentation files (the "Software"), to deal in
7 * the Software without restriction, including without limitation the rights to
8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is furnished to do
10 * so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in all
13 * copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 * Disable some over protective warnings in visual studio because fixing them is a waste
37 # pragma warning(disable : 4244 ) /* conversion from 'int' to 'float', possible loss of data */
38 # pragma warning(disable : 4018 ) /* signed/unsigned mismatch */
39 # pragma warning(disable : 4996 ) /* This function or variable may be unsafe */
40 # pragma warning(disable : 4700 ) /* uninitialized local variable used */
43 #define GMQCC_VERSION_MAJOR 0
44 #define GMQCC_VERSION_MINOR 1
45 #define GMQCC_VERSION_PATCH 0
46 #define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
47 #define GMQCC_VERSION \
48 GMQCC_VERSION_BUILD(GMQCC_VERSION_MAJOR, GMQCC_VERSION_MINOR, GMQCC_VERSION_PATCH)
51 * We cannoy rely on C99 at all, since compilers like MSVC
52 * simply don't support it. We define our own boolean type
53 * as a result (since we cannot include <stdbool.h>). For
54 * compilers that are in 1999 mode (C99 compliant) we can use
55 * the language keyword _Bool which can allow for better code
56 * on GCC and GCC-like compilers, opposed to `int`.
67 # ifdef __STDC_VERSION__
68 # if __STDC_VERSION__ < 199901L && __GNUC__ < 3
75 # endif /* !__STDC_VERSION__ */
76 #endif /* !__cplusplus */
79 * Of some functions which are generated we want to make sure
80 * that the result isn't ignored. To find such function calls,
83 #if defined(__GNUC__) || defined(__CLANG__)
84 # define GMQCC_WARN __attribute__((warn_unused_result))
89 * This is a hack to silent clang regarding empty
92 #define GMQCC_SUPPRESS_EMPTY_BODY do { } while (0)
95 * Inline is not supported in < C90, however some compilers
96 * like gcc and clang might have an inline attribute we can
99 #ifdef __STDC_VERSION__
100 # if __STDC_VERSION__ < 199901L
101 # if defined(__GNUC__) || defined (__CLANG__)
103 # define GMQCC_INLINE
105 # define GMQCC_INLINE __attribute__ ((always_inline))
108 # define GMQCC_INLINE
111 # define GMQCC_INLINE inline
114 # define GMQCC_INLINE
115 #endif /* !__STDC_VERSION__ */
118 * noreturn is present in GCC and clang
119 * it's required for _ast_node_destory otherwise -Wmissing-noreturn
120 * in clang complains about there being no return since abort() is
123 #if (defined(__GNUC__) && __GNUC__ >= 2) || defined(__CLANG__)
124 # define GMQCC_NORETURN __attribute__ ((noreturn))
126 # define GMQCC_NORETURN
130 * stdint.h and inttypes.h -less subset
131 * for systems that don't have it, which we must
132 * assume is all systems. (int8_t not required)
135 typedef unsigned char uint8_t; /* same as below */
136 #elif SCHAR_MIN == -128
137 typedef unsigned char uint8_t; /* same as above */
139 #if SHRT_MAX == 0x7FFF
140 typedef short int16_t;
141 typedef unsigned short uint16_t;
142 #elif INT_MAX == 0x7FFF
144 typedef unsigned int uint16_t;
146 #if INT_MAX == 0x7FFFFFFF
148 typedef unsigned int uint32_t;
149 #elif LONG_MAX == 0x7FFFFFFF
150 typedef long int32_t;
151 typedef unsigned long uint32_t;
155 #if defined(__GNUC__) || defined (__CLANG__)
156 typedef int int64_t __attribute__((__mode__(__DI__)));
157 typedef unsigned int uint64_t __attribute__((__mode__(__DI__)));
158 #elif defined(_MSC_VER)
159 typedef __int64 int64_t;
160 typedef unsigned __int64 uint64_t;
163 * Incoorectly size the types so static assertions below will
164 * fail. There is no valid way to get a 64bit type at this point
165 * without making assumptions of too many things.
167 typedef struct { char _fail : 0; } int64_t;
168 typedef struct { char _fail : 0; } uint64_t;
170 #ifdef _LP64 /* long pointer == 64 */
171 typedef unsigned long uintptr_t;
172 typedef long intptr_t;
174 typedef unsigned int uintptr_t;
175 typedef int intptr_t;
177 /* Ensure type sizes are correct: */
178 typedef char uint8_size_is_correct [sizeof(uint8_t) == 1?1:-1];
179 typedef char uint16_size_is_correct [sizeof(uint16_t) == 2?1:-1];
180 typedef char uint32_size_is_correct [sizeof(uint32_t) == 4?1:-1];
181 typedef char uint64_size_is_correct [sizeof(uint64_t) == 8?1:-1];
182 typedef char int16_size_if_correct [sizeof(int16_t) == 2?1:-1];
183 typedef char int32_size_is_correct [sizeof(int32_t) == 4?1:-1];
184 typedef char int64_size_is_correct [sizeof(int64_t) >= 8?1:-1];
185 /* intptr_t / uintptr_t correct size check */
186 typedef char uintptr_size_is_correct[sizeof(intptr_t) == sizeof(int*)?1:-1];
187 typedef char intptr_size_is_correct [sizeof(uintptr_t)== sizeof(int*)?1:-1];
189 /*===================================================================*/
190 /*=========================== util.c ================================*/
191 /*===================================================================*/
192 FILE *util_fopen(const char *filename, const char *mode);
194 void *util_memory_a (unsigned int, unsigned int, const char *);
195 void util_memory_d (void *, unsigned int, const char *);
196 void util_meminfo ();
198 bool util_strupper (const char *);
199 bool util_strdigit (const char *);
200 bool util_strncmpexact (const char *, const char *, size_t);
201 char *util_strdup (const char *);
202 char *util_strrq (const char *);
203 char *util_strrnl (const char *);
204 char *util_strsws (const char *);
205 char *util_strchp (const char *, const char *);
206 void util_debug (const char *, const char *, ...);
207 int util_getline (char **, size_t *, FILE *);
208 void util_endianswap (void *, int, int);
210 size_t util_strtocmd (const char *, char *, size_t);
211 size_t util_strtononcmd (const char *, char *, size_t);
213 uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
214 uint32_t util_crc32(uint32_t crc, const char *data, size_t len);
217 # define mem_a(x) malloc(x)
218 # define mem_d(x) free (x)
220 # define mem_a(x) util_memory_a((x), __LINE__, __FILE__)
221 # define mem_d(x) util_memory_d((x), __LINE__, __FILE__)
225 * TODO: make these safer to use. Currently this only works on
226 * x86 and x86_64, some systems will likely not like this. Such
229 #define FLT2INT(Y) *((int32_t*)&(Y))
230 #define INT2FLT(Y) *((float *)&(Y))
232 /* Builds vector type (usefull for inside structures) */
233 #define VECTOR_SNAP(X,Y) X ## Y
234 #define VECTOR_FILL(X,Y) VECTOR_SNAP(X,Y)
235 #define VECTOR_TYPE(T,N) \
236 T* N##_data = NULL; \
237 long N##_elements = 0; \
238 long N##_allocated = 0
239 /* Builds vector add */
240 #define VECTOR_CORE(T,N) \
241 int N##_add(T element) { \
243 if (N##_elements == N##_allocated) { \
244 if (N##_allocated == 0) { \
245 N##_allocated = 12; \
247 N##_allocated *= 2; \
249 if (!(temp = mem_a(N##_allocated * sizeof(T)))) { \
253 memcpy(temp, N##_data, (N##_elements * sizeof(T))); \
255 N##_data = (T*)temp; \
257 N##_data[N##_elements] = element; \
258 return N##_elements++; \
260 int N##_put(T* elements, size_t len) { \
263 while (N##_add(*++elements) != -1 && len--); \
264 return N##_elements; \
266 typedef char VECTOR_FILL(extra_semicolon_##N,__COUNTER__)
267 #define VECTOR_PROT(T,N) \
268 extern T* N##_data ; \
269 extern long N##_elements ; \
270 extern long N##_allocated; \
272 int N##_put(T *, size_t)
273 #define VECTOR_MAKE(T,N) \
277 /*===================================================================*/
278 /*=========================== code.c ================================*/
279 /*===================================================================*/
281 /* Note: if you change the order, fix type_sizeof in ir.c */
300 extern const char *type_name[TYPE_COUNT];
302 extern size_t type_sizeof[TYPE_COUNT];
303 extern uint16_t type_store_instr[TYPE_COUNT];
304 extern uint16_t field_store_instr[TYPE_COUNT];
305 /* could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
306 * but this breaks when TYPE_INTEGER is added, since with the enhanced
307 * instruction set, the old ones are left untouched, thus the _I instructions
308 * are at a seperate place.
310 extern uint16_t type_storep_instr[TYPE_COUNT];
311 /* other useful lists */
312 extern uint16_t type_eq_instr[TYPE_COUNT];
313 extern uint16_t type_ne_instr[TYPE_COUNT];
316 uint32_t offset; /* Offset in file of where data begins */
317 uint32_t length; /* Length of section (how many of) */
321 uint32_t version; /* Program version (6) */
322 uint16_t crc16; /* What is this? */
323 uint16_t skip; /* see propsal.txt */
325 prog_section statements; /* prog_section_statement */
326 prog_section defs; /* prog_section_def */
327 prog_section fields; /* prog_section_field */
328 prog_section functions; /* prog_section_function */
329 prog_section strings; /* What is this? */
330 prog_section globals; /* What is this? */
331 uint32_t entfield; /* Number of entity fields */
335 * Each paramater incerements by 3 since vector types hold
336 * 3 components (x,y,z).
340 #define OFS_PARM0 (OFS_RETURN+3)
341 #define OFS_PARM1 (OFS_PARM0 +3)
342 #define OFS_PARM2 (OFS_PARM1 +3)
343 #define OFS_PARM3 (OFS_PARM2 +3)
344 #define OFS_PARM4 (OFS_PARM3 +3)
345 #define OFS_PARM5 (OFS_PARM4 +3)
346 #define OFS_PARM6 (OFS_PARM5 +3)
347 #define OFS_PARM7 (OFS_PARM6 +3)
354 int16_t s1; /* signed */
355 uint16_t u1; /* unsigned */
359 int16_t s1; /* signed */
360 uint16_t u1; /* unsigned */
364 int16_t s1; /* signed */
365 uint16_t u1; /* unsigned */
369 * This is the same as the structure in darkplaces
374 * But this one is more sane to work with, and the
375 * type sizes are guranteed.
377 } prog_section_statement;
388 * 7 = ev_pointer -- engine only
389 * 8 = ev_bad -- engine only
395 typedef prog_section_both prog_section_def;
396 typedef prog_section_both prog_section_field;
398 /* this is ORed to the type */
399 #define DEF_SAVEGLOBAL (1<<15)
400 #define DEF_TYPEMASK ((1<<15)-1)
403 int32_t entry; /* in statement table for instructions */
404 uint32_t firstlocal; /* First local in local table */
405 uint32_t locals; /* Total ints of params + locals */
406 uint32_t profile; /* Always zero (engine uses this) */
407 uint32_t name; /* name of function in string table */
408 uint32_t file; /* file of the source file */
409 uint32_t nargs; /* number of arguments */
410 uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
411 } prog_section_function;
415 * These are the external instructions supported by the interperter
416 * this is what things compile to (from the C code).
422 INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
423 INSTR_MUL_VF, /* and here: B != C */
487 * Virtual instructions used by the assembler
488 * keep at the end but before virtual instructions
494 * Virtual instructions used by the IR
503 * The symbols below are created by the following
506 * VECTOR_MAKE(prog_section_statement, code_statements);
507 * VECTOR_MAKE(prog_section_def, code_defs );
508 * VECTOR_MAKE(prog_section_field, code_fields );
509 * VECTOR_MAKE(prog_section_function, code_functions );
510 * VECTOR_MAKE(int, code_globals );
511 * VECTOR_MAKE(char, code_chars );
513 VECTOR_PROT(prog_section_statement, code_statements);
514 VECTOR_PROT(prog_section_statement, code_statements);
515 VECTOR_PROT(prog_section_def, code_defs );
516 VECTOR_PROT(prog_section_field, code_fields );
517 VECTOR_PROT(prog_section_function, code_functions );
518 VECTOR_PROT(int, code_globals );
519 VECTOR_PROT(char, code_chars );
520 extern uint16_t code_crc;
522 typedef float qcfloat;
523 typedef int32_t qcint;
526 * code_write -- writes out the compiled file
527 * code_init -- prepares the code file
529 bool code_write (const char *filename);
531 uint32_t code_genstring (const char *string);
532 uint32_t code_cachedstring(const char *string);
533 qcint code_alloc_field (size_t qcsize);
535 /*===================================================================*/
536 /*========================= assembler.c =============================*/
537 /*===================================================================*/
538 static const struct {
539 const char *m; /* menomic */
540 const size_t o; /* operands */
541 const size_t l; /* menomic len */
567 { "FIELD_F" , 0, 7 },
568 { "FIELD_V" , 0, 7 },
569 { "FIELD_S" , 0, 7 },
570 { "FIELD_ENT" , 0, 9 },
571 { "FIELD_FLD" , 0, 9 },
572 { "FIELD_FNC" , 0, 9 },
573 { "ADDRESS" , 0, 7 },
574 { "STORE_F" , 0, 7 },
575 { "STORE_V" , 0, 7 },
576 { "STORE_S" , 0, 7 },
577 { "STORE_ENT" , 0, 9 },
578 { "STORE_FLD" , 0, 9 },
579 { "STORE_FNC" , 0, 9 },
580 { "STOREP_F" , 0, 8 },
581 { "STOREP_V" , 0, 8 },
582 { "STOREP_S" , 0, 8 },
583 { "STOREP_ENT", 0, 10},
584 { "STOREP_FLD", 0, 10},
585 { "STOREP_FNC", 0, 10},
590 { "NOT_ENT" , 0, 7 },
591 { "NOT_FNC" , 0, 7 },
610 { "END" , 0, 3 } /* virtual assembler instruction */
613 void asm_init (const char *, FILE **);
614 void asm_close(FILE *);
615 void asm_parse(FILE *);
616 /*===================================================================*/
617 /*============================= ast.c ===============================*/
618 /*===================================================================*/
619 #define MEM_VECTOR_PROTO(Towner, Tmem, mem) \
620 bool GMQCC_WARN Towner##_##mem##_add(Towner*, Tmem); \
621 bool GMQCC_WARN Towner##_##mem##_remove(Towner*, size_t)
623 #define MEM_VECTOR_PROTO_ALL(Towner, Tmem, mem) \
624 MEM_VECTOR_PROTO(Towner, Tmem, mem); \
625 bool GMQCC_WARN Towner##_##mem##_find(Towner*, Tmem, size_t*); \
626 void Towner##_##mem##_clear(Towner*)
628 #define MEM_VECTOR_MAKE(Twhat, name) \
630 size_t name##_count; \
633 #define MEM_VEC_FUN_ADD(Tself, Twhat, mem) \
634 bool GMQCC_WARN Tself##_##mem##_add(Tself *self, Twhat f) \
637 if (self->mem##_count == self->mem##_alloc) { \
638 if (!self->mem##_alloc) { \
639 self->mem##_alloc = 16; \
641 self->mem##_alloc *= 2; \
643 reall = (Twhat*)mem_a(sizeof(Twhat) * self->mem##_alloc); \
647 memcpy(reall, self->mem, sizeof(Twhat) * self->mem##_count); \
651 self->mem[self->mem##_count++] = f; \
655 #define MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \
656 bool GMQCC_WARN Tself##_##mem##_remove(Tself *self, size_t idx) \
660 if (idx >= self->mem##_count) { \
661 return true; /* huh... */ \
663 for (i = idx; i < self->mem##_count-1; ++i) { \
664 self->mem[i] = self->mem[i+1]; \
666 self->mem##_count--; \
667 if (self->mem##_count < self->mem##_count/2) { \
668 self->mem##_alloc /= 2; \
669 reall = (Twhat*)mem_a(sizeof(Twhat) * self->mem##_count); \
673 memcpy(reall, self->mem, sizeof(Twhat) * self->mem##_count); \
680 #define MEM_VEC_FUN_FIND(Tself, Twhat, mem) \
681 bool GMQCC_WARN Tself##_##mem##_find(Tself *self, Twhat obj, size_t *idx) \
684 for (i = 0; i < self->mem##_count; ++i) { \
685 if (self->mem[i] == obj) { \
695 #define MEM_VEC_FUN_APPEND(Tself, Twhat, mem) \
696 bool GMQCC_WARN Tself##_##mem##_append(Tself *s, Twhat *p, size_t c) \
700 if (s->mem##_count+c > s->mem##_alloc) { \
701 if (!s->mem##_alloc) { \
702 s->mem##_alloc = c < 16 ? 16 : c; \
703 s->mem = (Twhat*)mem_a(sizeof(Twhat) * s->mem##_alloc); \
705 oldalloc = s->mem##_alloc; \
706 s->mem##_alloc *= 2; \
707 if (s->mem##_count+c >= s->mem##_alloc) { \
708 s->mem##_alloc = s->mem##_count+c; \
710 reall = (Twhat*)mem_a(sizeof(Twhat) * s->mem##_alloc); \
712 s->mem##_alloc = oldalloc; \
715 memcpy(reall, s->mem, sizeof(Twhat) * s->mem##_count); \
720 memcpy(&s->mem[s->mem##_count], p, c*sizeof(*p)); \
721 s->mem##_count += c; \
725 #define MEM_VEC_FUN_RESIZE(Tself, Twhat, mem) \
726 bool GMQCC_WARN Tself##_##mem##_resize(Tself *s, size_t c) \
729 if (c > s->mem##_alloc) { \
730 reall = (Twhat*)mem_a(sizeof(Twhat) * c); \
731 if (!reall) { return false; } \
732 memcpy(reall, s->mem, sizeof(Twhat) * s->mem##_count); \
733 s->mem##_alloc = c; \
734 s->mem##_count = c; \
739 s->mem##_count = c; \
740 if (c < (s->mem##_alloc / 2)) { \
741 reall = (Twhat*)mem_a(sizeof(Twhat) * c); \
742 if (!reall) { return false; } \
743 memcpy(reall, s->mem, sizeof(Twhat) * c); \
746 s->mem##_alloc = c; \
751 #define MEM_VEC_FUN_CLEAR(Tself, mem) \
752 void Tself##_##mem##_clear(Tself *self) \
756 mem_d((void*) self->mem); \
758 self->mem##_count = 0; \
759 self->mem##_alloc = 0; \
762 #define MEM_VECTOR_CLEAR(owner, mem) \
764 mem_d((void*)((owner)->mem)); \
765 (owner)->mem = NULL; \
766 (owner)->mem##_count = 0; \
767 (owner)->mem##_alloc = 0
769 #define MEM_VECTOR_INIT(owner, mem) \
771 (owner)->mem = NULL; \
772 (owner)->mem##_count = 0; \
773 (owner)->mem##_alloc = 0; \
776 #define MEM_VECTOR_MOVE(from, mem, to, tm) \
778 (to)->tm = (from)->mem; \
779 (to)->tm##_count = (from)->mem##_count; \
780 (to)->tm##_alloc = (from)->mem##_alloc; \
781 (from)->mem = NULL; \
782 (from)->mem##_count = 0; \
783 (from)->mem##_alloc = 0; \
786 #define MEM_VEC_FUNCTIONS(Tself, Twhat, mem) \
787 MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \
788 MEM_VEC_FUN_ADD(Tself, Twhat, mem)
790 #define MEM_VEC_FUNCTIONS_ALL(Tself, Twhat, mem) \
791 MEM_VEC_FUNCTIONS(Tself, Twhat, mem) \
792 MEM_VEC_FUN_CLEAR(Tself, mem) \
793 MEM_VEC_FUN_FIND(Tself, Twhat, mem)
797 store_local, /* local, assignable for now, should get promoted later */
798 store_param, /* parameters, they are locals with a fixed position */
799 store_value, /* unassignable */
800 store_return /* unassignable, at OFS_RETURN */
807 vector vec3_add (vector, vector);
808 vector vec3_sub (vector, vector);
809 qcfloat vec3_mulvv(vector, vector);
810 vector vec3_mulvf(vector, float);
813 * A shallow copy of a lex_file to remember where which ast node
821 /*===================================================================*/
822 /*============================= exec.c ==============================*/
823 /*===================================================================*/
825 /* darkplaces has (or will have) a 64 bit prog loader
826 * where the 32 bit qc program is autoconverted on load.
827 * Since we may want to support that as well, let's redefine
828 * float and int here.
840 typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
841 typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1];
845 VMERR_TEMPSTRING_ALLOC,
850 #define VM_JUMPS_DEFAULT 1000000
853 #define VMXF_DEFAULT 0x0000 /* default flags - nothing */
854 #define VMXF_TRACE 0x0001 /* trace: print statements before executing */
855 #define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */
859 typedef int (*prog_builtin)(struct qc_program_s *prog);
864 prog_section_function *function;
867 typedef struct qc_program_s {
870 MEM_VECTOR_MAKE(prog_section_statement, code);
871 MEM_VECTOR_MAKE(prog_section_def, defs);
872 MEM_VECTOR_MAKE(prog_section_def, fields);
873 MEM_VECTOR_MAKE(prog_section_function, functions);
874 MEM_VECTOR_MAKE(char, strings);
875 MEM_VECTOR_MAKE(qcint, globals);
876 MEM_VECTOR_MAKE(qcint, entitydata);
877 MEM_VECTOR_MAKE(bool, entitypool);
881 size_t tempstring_start;
882 size_t tempstring_at;
886 MEM_VECTOR_MAKE(size_t, profile);
888 MEM_VECTOR_MAKE(prog_builtin, builtins);
893 bool allowworldwrites;
895 MEM_VECTOR_MAKE(qcint, localstack);
896 MEM_VECTOR_MAKE(qc_exec_stack, stack);
901 int argc; /* current arg count for debugging */
904 qc_program* prog_load(const char *filename);
905 void prog_delete(qc_program *prog);
907 bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps);
909 char* prog_getstring (qc_program *prog, qcint str);
910 prog_section_def* prog_entfield (qc_program *prog, qcint off);
911 prog_section_def* prog_getdef (qc_program *prog, qcint off);
912 qcany* prog_getedict (qc_program *prog, qcint e);
913 qcint prog_tempstring(qc_program *prog, const char *_str);
915 /*===================================================================*/
916 /*===================== error.c message printer =====================*/
917 /*===================================================================*/
937 void vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap);
938 void printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...);
939 void cvprintmsg(lex_ctx ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
940 void cprintmsg (lex_ctx ctx, int lvl, const char *msgtype, const char *msg, ...);
942 /*===================================================================*/
943 /*===================== parser.c commandline ========================*/
944 /*===================================================================*/
947 bool parser_compile(const char *filename);
948 bool parser_finish (const char *output);
949 void parser_cleanup();
951 /*===================================================================*/
952 /*======================= main.c commandline ========================*/
953 /*===================================================================*/
956 /* Helpers to allow for a whole lot of flags. Otherwise we'd limit
957 * to 32 or 64 -f options...
960 size_t idx; /* index into an array of 32 bit words */
961 uint8_t bit; /* index _into_ the 32 bit word, thus just uint8 */
963 #define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
965 typedef uint32_t longbit;
966 #define LONGBIT(bit) (bit)
969 /* Used to store the list of flags with names */
975 /*===================================================================*/
976 /* list of -f flags, like -fdarkplaces-string-table-bug */
978 # define GMQCC_TYPE_FLAGS
979 # define GMQCC_DEFINE_FLAG(X) X,
983 static const opts_flag_def opts_flag_list[] = {
984 # define GMQCC_TYPE_FLAGS
985 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
991 # define GMQCC_TYPE_WARNS
992 # define GMQCC_DEFINE_FLAG(X) WARN_##X,
996 static const opts_flag_def opts_warn_list[] = {
997 # define GMQCC_TYPE_WARNS
998 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
1000 { NULL, LONGBIT(0) }
1003 /* other options: */
1005 COMPILER_QCC, /* circa QuakeC */
1006 COMPILER_FTEQCC, /* fteqcc QuakeC */
1007 COMPILER_QCCX, /* qccx QuakeC */
1008 COMPILER_GMQCC /* this QuakeC */
1010 extern uint32_t opts_O; /* -Ox */
1011 extern const char *opts_output; /* -o file */
1012 extern int opts_standard;
1013 extern bool opts_debug;
1014 extern bool opts_memchk;
1015 extern bool opts_dump;
1016 extern bool opts_werror;
1017 extern bool opts_forcecrc;
1018 extern uint16_t opts_forced_crc;
1019 extern bool opts_pp_only;
1020 extern size_t opts_max_array_size;
1022 /*===================================================================*/
1023 #define OPTS_FLAG(i) (!! (opts_flags[(i)/32] & (1<< ((i)%32))))
1024 extern uint32_t opts_flags[1 + (COUNT_FLAGS / 32)];
1025 #define OPTS_WARN(i) (!! (opts_warn[(i)/32] & (1<< ((i)%32))))
1026 extern uint32_t opts_warn[1 + (COUNT_WARNINGS / 32)];