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
28 /* TODO: cleanup this whole file .. it's a fuckign mess */
30 /* set by the standard */
31 const oper_info *operators = NULL;
32 size_t operator_count = 0;
33 static bool opts_output_wasset = false;
35 typedef struct { char *filename; int type; } argitem;
36 typedef struct { char *name; char *value; } ppitem;
37 static argitem *items = NULL;
38 static ppitem *ppems = NULL;
45 static const char *app_name;
47 static void version() {
48 con_out("GMQCC %d.%d.%d Built %s %s\n" GMQCC_DEV_VERSION_STRING,
58 con_out("usage: %s [options] [files...]", app_name);
60 " -h, --help show this help message\n"
61 " -debug turns on compiler debug messages\n"
62 " -memchk turns on compiler memory leak check\n");
63 con_out(" -o, --output=file output file, defaults to progs.dat\n"
64 " -s filename add a progs.src file to be used\n");
65 con_out(" -E stop after preprocessing\n");
66 con_out(" -q, --quiet be less verbose\n");
67 con_out(" -config file use the specified ini file\n");
68 con_out(" -std=standard select one of the following standards\n"
69 " -std=qcc original QuakeC\n"
70 " -std=fteqcc fteqcc QuakeC\n"
71 " -std=gmqcc this compiler (default)\n");
72 con_out(" -f<flag> enable a flag\n"
73 " -fno-<flag> disable a flag\n"
74 " -fhelp list possible flags\n");
75 con_out(" -W<warning> enable a warning\n"
76 " -Wno-<warning> disable a warning\n"
77 " -Wall enable all warnings\n");
78 con_out(" -Werror treat warnings as errors\n"
79 " -Werror-<warning> treat a warning as error\n"
80 " -Wno-error-<warning> opposite of the above\n");
81 con_out(" -Whelp list possible warnings\n");
82 con_out(" -O<number> optimization level\n"
83 " -O<name> enable specific optimization\n"
84 " -Ono-<name> disable specific optimization\n"
85 " -Ohelp list optimizations\n");
86 con_out(" -force-crc=num force a specific checksum into the header\n");
90 /* command line parsing */
91 static bool options_witharg(int *argc_, char ***argv_, char **out) {
100 if (argc < 2) /* no parameter was provided */
109 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
111 char **argv = *argv_;
113 size_t len = strlen(optname);
115 if (strncmp(argv[0]+ds, optname, len))
118 /* it's --optname, check how the parameter is supplied */
119 if (argv[0][ds+len] == '=') {
120 /* using --opt=param */
121 *out = argv[0]+ds+len+1;
125 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
128 /* using --opt param */
134 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
135 return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
137 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
138 return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
141 static bool options_parse(int argc, char **argv) {
145 char *redirout = NULL;
146 char *redirerr = NULL;
148 char *memdumpcols = NULL;
150 while (!argend && argc > 1) {
158 if (argv[0][0] == '-') {
159 /* All gcc-type long options */
160 if (options_long_gcc("std", &argc, &argv, &argarg)) {
161 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
163 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
164 opts_set(opts.flags, CORRECT_LOGIC, true);
165 opts_set(opts.flags, FALSE_EMPTY_STRINGS, false);
166 opts_set(opts.flags, TRUE_EMPTY_STRINGS, true);
167 opts_set(opts.flags, LOOP_LABELS, true);
168 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
169 opts_set(opts.flags, INITIALIZED_NONCONSTANTS, true);
170 opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
171 opts_set(opts.werror, WARN_MISSING_RETURN_VALUES, true);
172 opts_set(opts.flags, EXPRESSIONS_FOR_BUILTINS, true);
175 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_GMQCC;
176 OPTS_OPTION_BOOL(OPTION_STATISTICS) = true;
178 } else if (!strcmp(argarg, "qcc")) {
180 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
181 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
183 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCC;
185 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
187 opts_set(opts.flags, FTEPP, true);
188 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
189 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
190 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
191 opts_set(opts.flags, CORRECT_TERNARY, false);
192 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
194 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_FTEQCC;
196 } else if (!strcmp(argarg, "qccx")) {
198 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
199 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCCX;
202 con_out("Unknown standard: %s\n", argarg);
207 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
209 OPTS_OPTION_BOOL(OPTION_FORCECRC) = true;
210 OPTS_OPTION_U16 (OPTION_FORCED_CRC) = strtol(argarg, NULL, 0);
213 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
214 con_change(redirout, redirerr);
217 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
218 con_change(redirout, redirerr);
221 if (options_long_gcc("config", &argc, &argv, &argarg)) {
225 if (options_long_gcc("memdumpcols", &argc, &argv, &memdumpcols)) {
226 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = (uint16_t)strtol(memdumpcols, NULL, 10);
230 /* show defaults (like pathscale) */
231 if (!strcmp(argv[0]+1, "show-defaults")) {
232 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
236 memset(buffer, 0, sizeof(buffer));
237 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
239 con_out("-f%s ", buffer);
241 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
245 memset(buffer, 0, sizeof(buffer));
246 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
247 con_out("-W%s ", buffer);
253 if (!strcmp(argv[0]+1, "debug")) {
254 OPTS_OPTION_BOOL(OPTION_DEBUG) = true;
257 if (!strcmp(argv[0]+1, "dump")) {
258 OPTS_OPTION_BOOL(OPTION_DUMP) = true;
261 if (!strcmp(argv[0]+1, "dumpfin")) {
262 OPTS_OPTION_BOOL(OPTION_DUMPFIN) = true;
265 if (!strcmp(argv[0]+1, "memchk")) {
266 OPTS_OPTION_BOOL(OPTION_MEMCHK) = true;
269 if (!strcmp(argv[0]+1, "nocolor")) {
274 switch (argv[0][1]) {
275 /* -h, show usage but exit with 0 */
279 /* break; never reached because of exit(0) */
286 OPTS_OPTION_BOOL(OPTION_PP_ONLY) = true;
287 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
290 /* debug turns on -flno */
292 opts_setflag("LNO", true);
293 OPTS_OPTION_BOOL(OPTION_G) = true;
297 OPTS_OPTION_BOOL(OPTION_QUIET) = true;
301 if (!strlen(argv[0]+2)) {
302 con_err("expected name after -D\n");
306 if (!(argarg = strchr(argv[0] + 2, '='))) {
307 macro.name = util_strdup(argv[0]+2);
310 *argarg='\0'; /* terminate for name */
311 macro.name = util_strdup(argv[0]+2);
312 macro.value = util_strdup(argarg+1);
314 vec_push(ppems, macro);
317 /* handle all -fflags */
319 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
320 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
321 con_out("Possible flags:\n\n");
322 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
323 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
324 con_out(" -f%s\n", buffer);
328 else if (!strncmp(argv[0]+2, "NO_", 3)) {
329 if (!opts_setflag(argv[0]+5, false)) {
330 con_out("unknown flag: %s\n", argv[0]+2);
334 else if (!opts_setflag(argv[0]+2, true)) {
335 con_out("unknown flag: %s\n", argv[0]+2);
340 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
341 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
342 con_out("Possible warnings:\n");
343 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
344 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
345 con_out(" -W%s\n", buffer);
346 if (itr == WARN_DEBUG)
347 con_out(" Warnings included by -Wall:\n");
351 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
352 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
354 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
355 opts.werror[itr] = 0;
358 else if (!strcmp(argv[0]+2, "ERROR") ||
359 !strcmp(argv[0]+2, "ERROR_ALL"))
361 opts_backup_non_Werror_all();
362 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
363 opts.werror[itr] = 0xFFFFFFFFL;
364 opts_restore_non_Werror_all();
367 else if (!strcmp(argv[0]+2, "NONE")) {
368 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
372 else if (!strcmp(argv[0]+2, "ALL")) {
373 opts_backup_non_Wall();
374 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
375 opts.warn[itr] = 0xFFFFFFFFL;
376 opts_restore_non_Wall();
379 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
380 if (!opts_setwerror(argv[0]+8, true)) {
381 con_out("unknown warning: %s\n", argv[0]+2);
385 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
386 if (!opts_setwerror(argv[0]+11, false)) {
387 con_out("unknown warning: %s\n", argv[0]+2);
391 else if (!strncmp(argv[0]+2, "NO_", 3)) {
392 if (!opts_setwarn(argv[0]+5, false)) {
393 con_out("unknown warning: %s\n", argv[0]+2);
397 else if (!opts_setwarn(argv[0]+2, true)) {
398 con_out("unknown warning: %s\n", argv[0]+2);
404 if (!options_witharg(&argc, &argv, &argarg)) {
405 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
408 if (isdigit(argarg[0])) {
409 uint32_t val = (uint32_t)strtol(argarg, NULL, 10);
410 OPTS_OPTION_U32(OPTION_O) = val;
411 opts_setoptimlevel(val);
413 util_strtocmd(argarg, argarg, strlen(argarg)+1);
414 if (!strcmp(argarg, "HELP")) {
415 con_out("Possible optimizations:\n");
416 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
417 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
418 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
422 else if (!strcmp(argarg, "ALL"))
423 opts_setoptimlevel(OPTS_OPTION_U32(OPTION_O) = 9999);
424 else if (!strncmp(argarg, "NO_", 3)) {
425 if (!opts_setoptim(argarg+3, false)) {
426 con_out("unknown optimization: %s\n", argarg+3);
431 if (!opts_setoptim(argarg, true)) {
432 con_out("unknown optimization: %s\n", argarg);
440 if (!options_witharg(&argc, &argv, &argarg)) {
441 con_out("option -o requires an argument: the output file name\n");
444 OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
445 opts_output_wasset = true;
450 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
451 if (!options_witharg(&argc, &argv, &argarg)) {
452 con_out("option -a requires a filename %s\n",
453 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
456 item.filename = argarg;
457 vec_push(items, item);
462 /* anything following -- is considered a non-option argument */
466 /* All long options without arguments */
467 else if (!strcmp(argv[0]+2, "help")) {
471 else if (!strcmp(argv[0]+2, "version")) {
475 else if (!strcmp(argv[0]+2, "quiet")) {
476 OPTS_OPTION_BOOL(OPTION_QUIET) = true;
479 else if (!strcmp(argv[0]+2, "correct")) {
480 OPTS_OPTION_BOOL(OPTION_CORRECTION) = true;
483 else if (!strcmp(argv[0]+2, "no-correct")) {
484 OPTS_OPTION_BOOL(OPTION_CORRECTION) = false;
487 else if (!strcmp(argv[0]+2, "add-info")) {
488 OPTS_OPTION_BOOL(OPTION_ADD_INFO) = true;
492 /* All long options with arguments */
493 if (options_long_witharg("output", &argc, &argv, &argarg)) {
494 OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
495 opts_output_wasset = true;
497 con_out("Unknown parameter: %s\n", argv[0]);
504 con_out("Unknown parameter: %s\n", argv[0]);
510 /* it's a QC filename */
511 item.filename = argv[0];
513 vec_push(items, item);
516 opts_ini_init(config);
520 /* returns the line number, or -1 on error */
521 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
528 len = fs_file_getline(&line, alen, src);
532 /* start at first non-blank */
533 for (start = line; isspace(*start); ++start) {}
534 /* end at the first non-blank */
535 for (end = start; *end && !isspace(*end); ++end) {}
538 /* move the actual filename to the beginning */
539 while (start != end) {
546 int main(int argc, char **argv) {
549 bool opts_output_free = false;
550 bool operators_free = false;
551 bool progs_src = false;
552 FILE *outfile = NULL;
553 struct parser_s *parser = NULL;
554 struct ftepp_s *ftepp = NULL;
558 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
562 if (!options_parse(argc, argv)) {
566 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
567 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
571 /* the standard decides which set of operators to use */
572 if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_GMQCC) {
573 operators = c_operators;
574 operator_count = c_operator_count;
575 } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_FTEQCC) {
576 operators = fte_operators;
577 operator_count = fte_operator_count;
579 operators = qcc_operators;
580 operator_count = qcc_operator_count;
583 if (operators == fte_operators) {
585 if (OPTS_FLAG(CORRECT_TERNARY)) {
587 if (operators[operator_count-2].id != opid1(',') ||
588 operators[operator_count-1].id != opid2(':','?'))
590 con_err("internal error: operator precedence table wasn't updated correctly!\n");
593 operators_free = true;
594 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
595 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
596 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
597 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
598 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
603 if (OPTS_OPTION_BOOL(OPTION_DUMP)) {
604 for (itr = 0; itr < COUNT_FLAGS; ++itr)
605 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
606 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
607 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
609 con_out("output = %s\n", OPTS_OPTION_STR(OPTION_OUTPUT));
610 con_out("optimization level = %u\n", OPTS_OPTION_U32(OPTION_O));
611 con_out("standard = %u\n", OPTS_OPTION_U32(OPTION_STANDARD));
614 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
615 if (opts_output_wasset) {
616 outfile = fs_file_open(OPTS_OPTION_STR(OPTION_OUTPUT), "wb");
618 con_err("failed to open `%s` for writing\n", OPTS_OPTION_STR(OPTION_OUTPUT));
624 outfile = con_default_out();
628 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
629 if (!(parser = parser_create())) {
630 con_err("failed to initialize parser\n");
636 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
637 if (!(ftepp = ftepp_create())) {
638 con_err("failed to initialize parser\n");
644 util_debug("COM", "starting ...\n");
647 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
648 for (itr = 0; itr < vec_size(ppems); itr++) {
649 ftepp_add_macro(ftepp, ppems[itr].name, ppems[itr].value);
650 mem_d(ppems[itr].name);
653 if (ppems[itr].value)
654 mem_d(ppems[itr].value);
658 if (!vec_size(items)) {
665 src = fs_file_open("progs.src", "rb");
667 con_err("failed to open `progs.src` for reading\n");
673 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
674 con_err("illformatted progs.src file: expected output filename in first line\n");
679 if (!opts_output_wasset) {
680 OPTS_OPTION_STR(OPTION_OUTPUT) = util_strdup(line);
681 opts_output_free = true;
684 while (progs_nextline(&line, &linelen, src)) {
686 if (!line[0] || (line[0] == '/' && line[1] == '/'))
688 item.filename = util_strdup(line);
690 vec_push(items, item);
701 if (vec_size(items)) {
702 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
703 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
705 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
706 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
709 for (itr = 0; itr < vec_size(items); ++itr) {
710 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
711 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
713 con_out(" item: %s (%s)\n",
715 ( (items[itr].type == TYPE_QC ? "qc" :
716 (items[itr].type == TYPE_ASM ? "asm" :
717 (items[itr].type == TYPE_SRC ? "progs.src" :
721 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
723 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
727 out = ftepp_get(ftepp);
729 fs_file_printf(outfile, "%s", out);
733 if (OPTS_FLAG(FTEPP)) {
735 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
739 data = ftepp_get(ftepp);
740 if (vec_size(data)) {
741 if (!parser_compile_string(parser, items[itr].filename, data, vec_size(data))) {
749 if (!parser_compile_file(parser, items[itr].filename)) {
757 mem_d(items[itr].filename);
758 items[itr].filename = NULL;
764 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
765 if (!parser_finish(parser, OPTS_OPTION_STR(OPTION_OUTPUT))) {
773 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
774 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
776 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
777 if (opts_optimizationcount[itr]) {
778 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
784 util_debug("COM", "cleaning ...\n");
791 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY))
792 parser_cleanup(parser);
793 if (opts_output_free)
794 mem_d(OPTS_OPTION_STR(OPTION_OUTPUT));
796 mem_d((void*)operators);
800 /*util_vecstats_destroy();*/