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 */
43 #define GMQCC_VERSION_MAJOR 0
44 #define GMQCC_VERSION_MINOR 2
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 */
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 (__alpha__) || defined (__alpha) || 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 char *util_strdup (const char *);
259 void util_debug (const char *, const char *, ...);
260 int util_getline (char **, size_t *, FILE *);
261 void util_endianswap (void *, size_t, unsigned int);
263 size_t util_strtocmd (const char *, char *, size_t);
264 size_t util_strtononcmd (const char *, char *, size_t);
266 uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
269 * If we're compiling as C++ code we need to fix some subtle issues regarding casts between mem_a/mem_d
270 * since C++ doesn't allow implicit conversions between void*
274 * void * will be implicitally converted to gmqcc_voidptr using gmqcc_voidptr(void*). This is what
275 * essentially allows us to allow implicit conversion to whatever pointer type we're trying to assign
276 * to because it acks as a default assignment constructor.
278 class gmqcc_voidptr {
281 gmqcc_voidptr(void *pointer) :
285 template <typename T>
286 GMQCC_INLINE operator T *() {
291 # define GMQCC_IMPLICIT_POINTER(X) (gmqcc_voidptr(X))
293 # define GMQCC_IMPLICIT_POINTER(X) (X)
297 # define mem_a(x) GMQCC_IMPLICIT_POINTER(malloc (x))
298 # define mem_d(x) free ((void*)x)
299 # define mem_r(x, n) realloc((void*)x, n)
301 # define mem_a(x) GMQCC_IMPLICIT_POINTER(util_memory_a((x), __LINE__, __FILE__))
302 # define mem_d(x) util_memory_d((void*)(x), __LINE__, __FILE__)
303 # define mem_r(x, n) util_memory_r((void*)(x), (n), __LINE__, __FILE__)
306 /** TODO: Cleanup this whole mess {{{ */
308 /* New flexible vector implementation from Dale */
309 #define _vec_raw(A) (((size_t*)(void*)(A)) - 2)
310 #define _vec_beg(A) (_vec_raw(A)[0])
311 #define _vec_end(A) (_vec_raw(A)[1])
312 #define _vec_needsgrow(A,N) ((!(A)) || (_vec_end(A) + (N) >= _vec_beg(A)))
313 #define _vec_mightgrow(A,N) (_vec_needsgrow((A), (N)) ? (void)_vec_forcegrow((A),(N)) : (void)0)
314 #define _vec_forcegrow(A,N) _util_vec_grow(((void**)&(A)), (N), sizeof(*(A)))
315 #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))
316 void _util_vec_grow(void **a, size_t i, size_t s);
318 /* exposed interface */
319 #define vec_free(A) ((A) ? (mem_d((void*)_vec_raw(A)), (A) = NULL) : 0)
320 #define vec_push(A,V) (_vec_mightgrow((A),1), (A)[_vec_end(A)++] = (V))
321 #define vec_size(A) ((A) ? _vec_end(A) : 0)
322 #define vec_add(A,N) (_vec_mightgrow((A),(N)), _vec_end(A)+=(N), &(A)[_vec_end(A)-(N)])
323 #define vec_last(A) ((A)[_vec_end(A)-1])
324 #define vec_append(A,N,S) memcpy(vec_add((A), (N)), (S), N * sizeof(*(S)))
325 #define vec_remove(A,I,N) _vec_remove((A), sizeof(*(A)), (I), (N))
326 #define vec_pop(A) (_vec_end(A)-=1)
328 /* these are supposed to NOT reallocate */
329 #define vec_shrinkto(A,N) (_vec_end(A) = (N))
330 #define vec_shrinkby(A,N) (_vec_end(A) -= (N))
332 /* vec_upload needs to be cleaned up as well to be a function */
333 #define vec_upload(X,Y,S) \
344 typedef struct hash_table_t {
346 struct hash_node_t **table;
350 * hashtable implementation:
353 * This was designed for pointers: you manage the life of the object yourself
354 * if you do use this for non-pointers please be warned that the object may not
355 * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
356 * yourself, or put those in global scope to ensure duration is for the whole
359 * util_htnew(size) -- to make a new hashtable
360 * util_htset(table, key, value, sizeof(value)) -- to set something in the table
361 * util_htget(table, key) -- to get something from the table
362 * util_htdel(table) -- to delete the table
366 * ht foo = util_htnew(1024);
368 * char *test = "hello world\n";
369 * util_htset(foo, "foo", (void*)&data);
370 * util_gtset(foo, "bar", (void*)test);
372 * printf("foo: %d, bar %s",
373 * *((int *)util_htget(foo, "foo")),
374 * ((char*)util_htget(foo, "bar"))
379 hash_table_t *util_htnew (size_t size);
380 void util_htset (hash_table_t *ht, const char *key, void *value);
381 void *util_htget (hash_table_t *ht, const char *key);
382 void util_htdel (hash_table_t *ht);
383 size_t util_hthash(hash_table_t *ht, const char *key);
384 void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
385 void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
386 /*===================================================================*/
387 /*=========================== code.c ================================*/
388 /*===================================================================*/
390 /* Note: if you change the order, fix type_sizeof in ir.c */
409 /* const/var qualifiers */
413 #define CV_WRONG 0x8000 /* magic number to help parsing */
415 extern const char *type_name [TYPE_COUNT];
416 extern uint16_t type_store_instr [TYPE_COUNT];
417 extern uint16_t field_store_instr[TYPE_COUNT];
420 * could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
421 * but this breaks when TYPE_INTEGER is added, since with the enhanced
422 * instruction set, the old ones are left untouched, thus the _I instructions
423 * are at a seperate place.
425 extern uint16_t type_storep_instr[TYPE_COUNT];
426 extern uint16_t type_eq_instr [TYPE_COUNT];
427 extern uint16_t type_ne_instr [TYPE_COUNT];
428 extern uint16_t type_not_instr [TYPE_COUNT];
431 uint32_t offset; /* Offset in file of where data begins */
432 uint32_t length; /* Length of section (how many of) */
436 uint32_t version; /* Program version (6) */
440 prog_section statements; /* prog_section_statement */
441 prog_section defs; /* prog_section_def */
442 prog_section fields; /* prog_section_field */
443 prog_section functions; /* prog_section_function */
444 prog_section strings;
445 prog_section globals;
446 uint32_t entfield; /* Number of entity fields */
450 * Each paramater incerements by 3 since vector types hold
451 * 3 components (x,y,z).
455 #define OFS_PARM0 (OFS_RETURN+3)
456 #define OFS_PARM1 (OFS_PARM0 +3)
457 #define OFS_PARM2 (OFS_PARM1 +3)
458 #define OFS_PARM3 (OFS_PARM2 +3)
459 #define OFS_PARM4 (OFS_PARM3 +3)
460 #define OFS_PARM5 (OFS_PARM4 +3)
461 #define OFS_PARM6 (OFS_PARM5 +3)
462 #define OFS_PARM7 (OFS_PARM6 +3)
469 int16_t s1; /* signed */
470 uint16_t u1; /* unsigned */
474 int16_t s1; /* signed */
475 uint16_t u1; /* unsigned */
479 int16_t s1; /* signed */
480 uint16_t u1; /* unsigned */
484 * This is the same as the structure in darkplaces
489 * But this one is more sane to work with, and the
490 * type sizes are guranteed.
492 } prog_section_statement;
504 * 7 = ev_pointer -- engine only
505 * 8 = ev_bad -- engine only
512 typedef prog_section_both prog_section_def;
513 typedef prog_section_both prog_section_field;
515 /* this is ORed to the type */
516 #define DEF_SAVEGLOBAL (1<<15)
517 #define DEF_TYPEMASK ((1<<15)-1)
520 int32_t entry; /* in statement table for instructions */
521 uint32_t firstlocal; /* First local in local table */
522 uint32_t locals; /* Total ints of params + locals */
523 uint32_t profile; /* Always zero (engine uses this) */
524 uint32_t name; /* name of function in string table */
525 uint32_t file; /* file of the source file */
526 int32_t nargs; /* number of arguments */
527 uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
528 } prog_section_function;
532 * These are the external instructions supported by the interperter
533 * this is what things compile to (from the C code).
539 INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
540 INSTR_MUL_VF, /* and here: B != C */
604 * Virtual instructions used by the assembler
605 * keep at the end but before virtual instructions
611 * Virtual instructions used by the IR
617 /* A never returning CALL.
618 * Creating this causes IR blocks to be marked as 'final'.
624 /* TODO: cleanup this mess */
625 extern prog_section_statement *code_statements;
626 extern int *code_linenums;
627 extern prog_section_def *code_defs;
628 extern prog_section_field *code_fields;
629 extern prog_section_function *code_functions;
630 extern int *code_globals;
631 extern char *code_chars;
632 extern uint16_t code_crc;
635 typedef float qcfloat;
636 typedef int32_t qcint;
639 * code_write -- writes out the compiled file
640 * code_init -- prepares the code file
642 bool code_write (const char *filename, const char *lno);
644 uint32_t code_genstring (const char *string);
645 uint32_t code_cachedstring(const char *string);
646 qcint code_alloc_field (size_t qcsize);
648 /* this function is used to keep statements and linenumbers together */
649 void code_push_statement(prog_section_statement *stmt, int linenum);
650 void code_pop_statement();
653 * A shallow copy of a lex_file to remember where which ast node
661 /*===================================================================*/
662 /*============================ con.c ================================*/
663 /*===================================================================*/
682 void con_vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap);
683 void con_printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...);
684 void con_cvprintmsg(void *ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
685 void con_cprintmsg (void *ctx, int lvl, const char *msgtype, const char *msg, ...);
690 void con_color (int);
691 int con_change(const char *, const char *);
692 int con_verr (const char *, va_list);
693 int con_vout (const char *, va_list);
694 int con_err (const char *, ...);
695 int con_out (const char *, ...);
697 /* error/warning interface */
698 extern size_t compile_errors;
699 extern size_t compile_warnings;
701 void /********/ compile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, ...);
702 void /********/ vcompile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
703 bool GMQCC_WARN compile_warning (lex_ctx ctx, int warntype, const char *fmt, ...);
704 bool GMQCC_WARN vcompile_warning(lex_ctx ctx, int warntype, const char *fmt, va_list ap);
706 /*===================================================================*/
707 /*========================= assembler.c =============================*/
708 /*===================================================================*/
709 /* TODO: remove this ... */
710 static const struct {
711 const char *m; /* menomic */
712 const size_t o; /* operands */
713 const size_t l; /* menomic len */
739 { "FIELD_F" , 0, 7 },
740 { "FIELD_V" , 0, 7 },
741 { "FIELD_S" , 0, 7 },
742 { "FIELD_ENT" , 0, 9 },
743 { "FIELD_FLD" , 0, 9 },
744 { "FIELD_FNC" , 0, 9 },
745 { "ADDRESS" , 0, 7 },
746 { "STORE_F" , 0, 7 },
747 { "STORE_V" , 0, 7 },
748 { "STORE_S" , 0, 7 },
749 { "STORE_ENT" , 0, 9 },
750 { "STORE_FLD" , 0, 9 },
751 { "STORE_FNC" , 0, 9 },
752 { "STOREP_F" , 0, 8 },
753 { "STOREP_V" , 0, 8 },
754 { "STOREP_S" , 0, 8 },
755 { "STOREP_ENT", 0, 10},
756 { "STOREP_FLD", 0, 10},
757 { "STOREP_FNC", 0, 10},
762 { "NOT_ENT" , 0, 7 },
763 { "NOT_FNC" , 0, 7 },
782 { "END" , 0, 3 } /* virtual assembler instruction */
784 /*===================================================================*/
785 /*============================= ir.c ================================*/
786 /*===================================================================*/
790 store_local, /* local, assignable for now, should get promoted later */
791 store_param, /* parameters, they are locals with a fixed position */
792 store_value, /* unassignable */
793 store_return /* unassignable, at OFS_RETURN */
800 vector vec3_add (vector, vector);
801 vector vec3_sub (vector, vector);
802 qcfloat vec3_mulvv(vector, vector);
803 vector vec3_mulvf(vector, float);
805 /*===================================================================*/
806 /*============================= exec.c ==============================*/
807 /*===================================================================*/
810 * Darkplaces has (or will have) a 64 bit prog loader
811 * where the 32 bit qc program is autoconverted on load.
812 * Since we may want to support that as well, let's redefine
813 * float and int here.
825 typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
826 typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1];
830 VMERR_TEMPSTRING_ALLOC,
835 #define VM_JUMPS_DEFAULT 1000000
838 #define VMXF_DEFAULT 0x0000 /* default flags - nothing */
839 #define VMXF_TRACE 0x0001 /* trace: print statements before executing */
840 #define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */
844 typedef int (*prog_builtin)(struct qc_program_s *prog);
849 prog_section_function *function;
852 typedef struct qc_program_s {
855 prog_section_statement *code;
856 prog_section_def *defs;
857 prog_section_def *fields;
858 prog_section_function *functions;
864 const char* *function_stack;
868 size_t tempstring_start;
869 size_t tempstring_at;
875 prog_builtin *builtins;
876 size_t builtins_count;
881 bool allowworldwrites;
884 qc_exec_stack *stack;
889 int argc; /* current arg count for debugging */
892 qc_program* prog_load(const char *filename);
893 void prog_delete(qc_program *prog);
895 bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps);
897 char* prog_getstring (qc_program *prog, qcint str);
898 prog_section_def* prog_entfield (qc_program *prog, qcint off);
899 prog_section_def* prog_getdef (qc_program *prog, qcint off);
900 qcany* prog_getedict (qc_program *prog, qcint e);
901 qcint prog_tempstring(qc_program *prog, const char *_str);
904 /*===================================================================*/
905 /*===================== parser.c commandline ========================*/
906 /*===================================================================*/
909 bool parser_compile_file (const char *filename);
910 bool parser_compile_string(const char *name, const char *str);
911 bool parser_finish (const char *output);
912 void parser_cleanup ();
913 /* There's really no need to strlen() preprocessed files */
914 bool parser_compile_string_len(const char *name, const char *str, size_t len);
916 /*===================================================================*/
917 /*====================== ftepp.c commandline ========================*/
918 /*===================================================================*/
920 bool ftepp_preprocess_file (const char *filename);
921 bool ftepp_preprocess_string(const char *name, const char *str);
922 void ftepp_finish ();
923 const char *ftepp_get ();
925 void ftepp_add_define (const char *source, const char *name);
926 void ftepp_add_macro (const char *name, const char *value);
928 /*===================================================================*/
929 /*======================= main.c commandline ========================*/
930 /*===================================================================*/
933 /* Helpers to allow for a whole lot of flags. Otherwise we'd limit
934 * to 32 or 64 -f options...
937 size_t idx; /* index into an array of 32 bit words */
938 uint8_t bit; /* index _into_ the 32 bit word, thus just uint8 */
940 #define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
942 typedef uint32_t longbit;
943 #define LONGBIT(bit) (bit)
946 /*===================================================================*/
947 /*============================= opts.c ==============================*/
948 /*===================================================================*/
954 bool opts_setflag (const char *, bool);
955 bool opts_setwarn (const char *, bool);
956 bool opts_setwerror(const char *, bool);
957 bool opts_setoptim (const char *, bool);
959 void opts_init (const char *, int, size_t);
960 void opts_set (uint32_t *, size_t, bool);
961 void opts_setoptimlevel(unsigned int);
962 void opts_ini_init (const char *);
965 # define GMQCC_TYPE_FLAGS
966 # define GMQCC_DEFINE_FLAG(X) X,
970 static const opts_flag_def opts_flag_list[] = {
971 # define GMQCC_TYPE_FLAGS
972 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
978 # define GMQCC_TYPE_WARNS
979 # define GMQCC_DEFINE_FLAG(X) WARN_##X,
983 static const opts_flag_def opts_warn_list[] = {
984 # define GMQCC_TYPE_WARNS
985 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
991 # define GMQCC_TYPE_OPTIMIZATIONS
992 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME,
996 static const opts_flag_def opts_opt_list[] = {
997 # define GMQCC_TYPE_OPTIMIZATIONS
998 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
1000 { NULL, LONGBIT(0) }
1002 static const unsigned int opts_opt_oflag[] = {
1003 # define GMQCC_TYPE_OPTIMIZATIONS
1004 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
1005 # include "opts.def"
1008 extern unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
1010 /* other options: */
1012 COMPILER_QCC, /* circa QuakeC */
1013 COMPILER_FTEQCC, /* fteqcc QuakeC */
1014 COMPILER_QCCX, /* qccx QuakeC */
1015 COMPILER_GMQCC /* this QuakeC */
1019 uint32_t O; /* -Ox */
1020 const char *output; /* -o file */
1022 opts_std_t standard; /* -std= */
1023 bool debug; /* -debug */
1024 bool memchk; /* -memchk */
1025 bool dumpfin; /* -dumpfin */
1026 bool dump; /* -dump */
1027 bool forcecrc; /* --force-crc= */
1028 uint16_t forced_crc; /* --force-crc= */
1029 bool pp_only; /* -E */
1030 size_t max_array_size; /* --max-array= */
1032 uint32_t flags [1 + (COUNT_FLAGS / 32)];
1033 uint32_t warn [1 + (COUNT_WARNINGS / 32)];
1034 uint32_t werror [1 + (COUNT_WARNINGS / 32)];
1035 uint32_t optimization[1 + (COUNT_OPTIMIZATIONS / 32)];
1038 extern opts_cmd_t opts;
1040 #define OPTS_FLAG(i) (!! (opts.flags [(i)/32] & (1<< ((i)%32))))
1041 #define OPTS_WARN(i) (!! (opts.warn [(i)/32] & (1<< ((i)%32))))
1042 #define OPTS_WERROR(i) (!! (opts.werror [(i)/32] & (1<< ((i)%32))))
1043 #define OPTS_OPTIMIZATION(i) (!! (opts.optimization[(i)/32] & (1<< ((i)%32))))