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
27 /* TODO: cleanup this whole file .. it's a fuckign mess */
29 /* set by the standard */
30 const oper_info *operators = NULL;
31 size_t operator_count = 0;
32 static bool opts_output_wasset = false;
34 typedef struct { char *filename; int type; } argitem;
35 typedef struct { char *name; char *value; } ppitem;
36 static argitem *items = NULL;
37 static ppitem *ppems = NULL;
43 static const char *app_name;
45 static void version() {
46 con_out("GMQCC %d.%d.%d Built %s %s\n",
56 con_out("usage: %s [options] [files...]", app_name);
58 " -h, --help show this help message\n"
59 " -debug turns on compiler debug messages\n"
60 " -memchk turns on compiler memory leak check\n");
61 con_out(" -o, --output=file output file, defaults to progs.dat\n"
62 " -s filename add a progs.src file to be used\n");
63 con_out(" -E stop after preprocessing\n");
64 con_out(" -config file use the specified ini file\n");
65 con_out(" -std=standard select one of the following standards\n"
66 " -std=qcc original QuakeC\n"
67 " -std=fteqcc fteqcc QuakeC\n"
68 " -std=gmqcc this compiler (default)\n");
69 con_out(" -f<flag> enable a flag\n"
70 " -fno-<flag> disable a flag\n"
71 " -fhelp list possible flags\n");
72 con_out(" -W<warning> enable a warning\n"
73 " -Wno-<warning> disable a warning\n"
74 " -Wall enable all warnings\n");
75 con_out(" -Werror treat warnings as errors\n"
76 " -Werror-<warning> treat a warning as error\n"
77 " -Wno-error-<warning> opposite of the above\n");
78 con_out(" -Whelp list possible warnings\n");
79 con_out(" -O<number> optimization level\n"
80 " -O<name> enable specific optimization\n"
81 " -Ono-<name> disable specific optimization\n"
82 " -Ohelp list optimizations\n");
83 con_out(" -force-crc=num force a specific checksum into the header\n");
87 /* command line parsing */
88 static bool options_witharg(int *argc_, char ***argv_, char **out) {
97 if (argc < 2) /* no parameter was provided */
106 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
108 char **argv = *argv_;
110 size_t len = strlen(optname);
112 if (strncmp(argv[0]+ds, optname, len))
115 /* it's --optname, check how the parameter is supplied */
116 if (argv[0][ds+len] == '=') {
117 /* using --opt=param */
118 *out = argv[0]+ds+len+1;
122 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
125 /* using --opt param */
131 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
132 return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
134 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
135 return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
138 static bool options_parse(int argc, char **argv) {
142 char *redirout = (char*)stdout;
143 char *redirerr = (char*)stderr;
146 while (!argend && argc > 1) {
154 if (argv[0][0] == '-') {
155 /* All gcc-type long options */
156 if (options_long_gcc("std", &argc, &argv, &argarg)) {
157 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
159 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
160 opts.standard = COMPILER_GMQCC;
162 } else if (!strcmp(argarg, "qcc")) {
164 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
165 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
166 opts.standard = COMPILER_QCC;
168 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
170 opts_set(opts.flags, FTEPP, true);
171 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
172 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
173 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
174 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
175 opts_set(opts.flags, CORRECT_TERNARY, false);
176 opts.standard = COMPILER_FTEQCC;
178 } else if (!strcmp(argarg, "qccx")) {
180 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
181 opts.standard = COMPILER_QCCX;
184 con_out("Unknown standard: %s\n", argarg);
189 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
190 opts.forcecrc = true;
191 opts.forced_crc = strtol(argarg, NULL, 0);
194 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
195 con_change(redirout, redirerr);
198 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
199 con_change(redirout, redirerr);
202 if (options_long_gcc("config", &argc, &argv, &argarg)) {
207 /* show defaults (like pathscale) */
208 if (!strcmp(argv[0]+1, "show-defaults")) {
211 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
215 memset(buffer, 0, sizeof(buffer));
216 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
218 con_out("-f%s ", buffer);
220 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
224 memset(buffer, 0, sizeof(buffer));
225 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
226 con_out("-W%s ", buffer);
232 if (!strcmp(argv[0]+1, "debug")) {
236 if (!strcmp(argv[0]+1, "dump")) {
240 if (!strcmp(argv[0]+1, "dumpfin")) {
244 if (!strcmp(argv[0]+1, "memchk")) {
248 if (!strcmp(argv[0]+1, "nocolor")) {
253 switch (argv[0][1]) {
254 /* -h, show usage but exit with 0 */
258 /* break; never reached because of exit(0) */
268 /* debug turns on -flno */
270 opts_setflag("LNO", true);
275 if (!strlen(argv[0]+2)) {
276 con_err("expected name after -D\n");
280 if (!(argarg = strchr(argv[0] + 2, '='))) {
281 macro.name = util_strdup(argv[0]+2);
284 *argarg='\0'; /* terminate for name */
285 macro.name = util_strdup(argv[0]+2);
286 macro.value = util_strdup(argarg+1);
288 vec_push(ppems, macro);
291 /* handle all -fflags */
293 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
294 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
295 con_out("Possible flags:\n");
296 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
297 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
298 con_out(" -f%s\n", buffer);
302 else if (!strncmp(argv[0]+2, "NO_", 3)) {
303 if (!opts_setflag(argv[0]+5, false)) {
304 con_out("unknown flag: %s\n", argv[0]+2);
308 else if (!opts_setflag(argv[0]+2, true)) {
309 con_out("unknown flag: %s\n", argv[0]+2);
314 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
315 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
316 con_out("Possible warnings:\n");
317 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
318 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
319 con_out(" -W%s\n", buffer);
323 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
324 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
326 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
327 opts.werror[itr] = 0;
330 else if (!strcmp(argv[0]+2, "ERROR") ||
331 !strcmp(argv[0]+2, "ERROR_ALL"))
333 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
334 opts.werror[itr] = 0xFFFFFFFFL;
337 else if (!strcmp(argv[0]+2, "NONE")) {
338 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
342 else if (!strcmp(argv[0]+2, "ALL")) {
343 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
344 opts.warn[itr] = 0xFFFFFFFFL;
347 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
348 if (!opts_setwerror(argv[0]+8, true)) {
349 con_out("unknown warning: %s\n", argv[0]+2);
353 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
354 if (!opts_setwerror(argv[0]+11, false)) {
355 con_out("unknown warning: %s\n", argv[0]+2);
359 else if (!strncmp(argv[0]+2, "NO_", 3)) {
360 if (!opts_setwarn(argv[0]+5, false)) {
361 con_out("unknown warning: %s\n", argv[0]+2);
365 else if (!opts_setwarn(argv[0]+2, true)) {
366 con_out("unknown warning: %s\n", argv[0]+2);
372 if (!options_witharg(&argc, &argv, &argarg)) {
373 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
376 if (isdigit(argarg[0])) {
377 opts.O = atoi(argarg);
378 opts_setoptimlevel(opts.O);
380 util_strtocmd(argarg, argarg, strlen(argarg)+1);
381 if (!strcmp(argarg, "HELP")) {
382 con_out("Possible optimizations:\n");
383 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
384 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
385 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
389 else if (!strcmp(argarg, "ALL"))
390 opts_setoptimlevel(opts.O = 9999);
391 else if (!strncmp(argarg, "NO_", 3)) {
392 if (!opts_setoptim(argarg+3, false)) {
393 con_out("unknown optimization: %s\n", argarg+3);
398 if (!opts_setoptim(argarg, true)) {
399 con_out("unknown optimization: %s\n", argarg);
407 if (!options_witharg(&argc, &argv, &argarg)) {
408 con_out("option -o requires an argument: the output file name\n");
411 opts.output = argarg;
412 opts_output_wasset = true;
417 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
418 if (!options_witharg(&argc, &argv, &argarg)) {
419 con_out("option -a requires a filename %s\n",
420 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
423 item.filename = argarg;
424 vec_push(items, item);
429 /* anything following -- is considered a non-option argument */
433 /* All long options without arguments */
434 else if (!strcmp(argv[0]+2, "help")) {
438 else if (!strcmp(argv[0]+2, "version")) {
443 /* All long options with arguments */
444 if (options_long_witharg("output", &argc, &argv, &argarg)) {
445 opts.output = argarg;
446 opts_output_wasset = true;
448 con_out("Unknown parameter: %s\n", argv[0]);
455 con_out("Unknown parameter: %s\n", argv[0]);
461 /* it's a QC filename */
462 item.filename = argv[0];
464 vec_push(items, item);
467 opts_ini_init(config);
471 /* returns the line number, or -1 on error */
472 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
479 len = util_getline(&line, alen, src);
483 /* start at first non-blank */
484 for (start = line; isspace(*start); ++start) {}
485 /* end at the first non-blank */
486 for (end = start; *end && !isspace(*end); ++end) {}
489 /* move the actual filename to the beginning */
490 while (start != end) {
497 int main(int argc, char **argv) {
500 bool opts_output_free = false;
501 bool operators_free = false;
502 bool progs_src = false;
503 FILE *outfile = NULL;
507 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
509 if (!options_parse(argc, argv)) {
513 /* the standard decides which set of operators to use */
514 if (opts.standard == COMPILER_GMQCC) {
515 operators = c_operators;
516 operator_count = c_operator_count;
517 } else if (opts.standard == COMPILER_FTEQCC) {
518 operators = fte_operators;
519 operator_count = fte_operator_count;
521 operators = qcc_operators;
522 operator_count = qcc_operator_count;
525 if (operators == fte_operators) {
527 if (OPTS_FLAG(CORRECT_TERNARY)) {
529 if (operators[operator_count-2].id != opid1(',') ||
530 operators[operator_count-1].id != opid2(':','?'))
532 con_err("internal error: operator precedence table wasn't updated correctly!\n");
535 operators_free = true;
536 newops = mem_a(sizeof(operators[0]) * operator_count);
537 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
538 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
539 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
540 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
546 for (itr = 0; itr < COUNT_FLAGS; ++itr)
547 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
548 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
549 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
551 con_out("output = %s\n", opts.output);
552 con_out("optimization level = %d\n", opts.O);
553 con_out("standard = %i\n", opts.standard);
557 if (opts_output_wasset) {
558 outfile = util_fopen(opts.output, "wb");
560 con_err("failed to open `%s` for writing\n", opts.output);
570 if (!parser_init()) {
571 con_err("failed to initialize parser\n");
577 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
579 con_err("failed to initialize parser\n");
585 if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
586 type_not_instr[TYPE_STRING] = INSTR_NOT_F;
588 util_debug("COM", "starting ...\n");
591 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
592 for (itr = 0; itr < vec_size(ppems); itr++) {
593 ftepp_add_macro(ppems[itr].name, ppems[itr].value);
594 mem_d(ppems[itr].name);
597 if (ppems[itr].value)
598 mem_d(ppems[itr].value);
602 if (!vec_size(items)) {
609 src = util_fopen("progs.src", "rb");
611 con_err("failed to open `progs.src` for reading\n");
617 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
618 con_err("illformatted progs.src file: expected output filename in first line\n");
623 if (!opts_output_wasset) {
624 opts.output = util_strdup(line);
625 opts_output_free = true;
628 while (progs_nextline(&line, &linelen, src)) {
630 if (!line[0] || (line[0] == '/' && line[1] == '/'))
632 item.filename = util_strdup(line);
634 vec_push(items, item);
645 if (vec_size(items)) {
647 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
648 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
650 for (itr = 0; itr < vec_size(items); ++itr) {
652 con_out(" item: %s (%s)\n",
654 ( (items[itr].type == TYPE_QC ? "qc" :
655 (items[itr].type == TYPE_ASM ? "asm" :
656 (items[itr].type == TYPE_SRC ? "progs.src" :
662 if (!ftepp_preprocess_file(items[itr].filename)) {
668 fprintf(outfile, "%s", out);
672 if (OPTS_FLAG(FTEPP)) {
674 if (!ftepp_preprocess_file(items[itr].filename)) {
679 if (vec_size(data)) {
680 if (!parser_compile_string_len(items[itr].filename, data, vec_size(data))) {
688 if (!parser_compile_file(items[itr].filename)) {
696 mem_d(items[itr].filename);
697 items[itr].filename = NULL;
703 if (!parser_finish(opts.output)) {
712 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
713 if (opts_optimizationcount[itr]) {
714 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
720 util_debug("COM", "cleaning ...\n");
728 if (opts_output_free)
729 mem_d((char*)opts.output);
731 mem_d((void*)operators);