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
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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
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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;
44 static const char *app_name;
46 static void version() {
47 con_out("GMQCC %d.%d.%d Built %s %s\n",
57 con_out("usage: %s [options] [files...]", app_name);
59 " -h, --help show this help message\n"
60 " -debug turns on compiler debug messages\n"
61 " -memchk turns on compiler memory leak check\n");
62 con_out(" -o, --output=file output file, defaults to progs.dat\n"
63 " -s filename add a progs.src file to be used\n");
64 con_out(" -E stop after preprocessing\n");
65 con_out(" -q, --quiet be less verbose\n");
66 con_out(" -config file use the specified ini file\n");
67 con_out(" -std=standard select one of the following standards\n"
68 " -std=qcc original QuakeC\n"
69 " -std=fteqcc fteqcc QuakeC\n"
70 " -std=gmqcc this compiler (default)\n");
71 con_out(" -f<flag> enable a flag\n"
72 " -fno-<flag> disable a flag\n"
73 " -fhelp list possible flags\n");
74 con_out(" -W<warning> enable a warning\n"
75 " -Wno-<warning> disable a warning\n"
76 " -Wall enable all warnings\n");
77 con_out(" -Werror treat warnings as errors\n"
78 " -Werror-<warning> treat a warning as error\n"
79 " -Wno-error-<warning> opposite of the above\n");
80 con_out(" -Whelp list possible warnings\n");
81 con_out(" -O<number> optimization level\n"
82 " -O<name> enable specific optimization\n"
83 " -Ono-<name> disable specific optimization\n"
84 " -Ohelp list optimizations\n");
85 con_out(" -force-crc=num force a specific checksum into the header\n");
89 /* command line parsing */
90 static bool options_witharg(int *argc_, char ***argv_, char **out) {
99 if (argc < 2) /* no parameter was provided */
108 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
110 char **argv = *argv_;
112 size_t len = strlen(optname);
114 if (strncmp(argv[0]+ds, optname, len))
117 /* it's --optname, check how the parameter is supplied */
118 if (argv[0][ds+len] == '=') {
119 /* using --opt=param */
120 *out = argv[0]+ds+len+1;
124 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
127 /* using --opt param */
133 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
134 return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
136 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
137 return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
140 static bool options_parse(int argc, char **argv) {
144 char *redirout = NULL;
145 char *redirerr = NULL;
148 while (!argend && argc > 1) {
156 if (argv[0][0] == '-') {
157 /* All gcc-type long options */
158 if (options_long_gcc("std", &argc, &argv, &argarg)) {
159 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
161 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
162 opts_set(opts.flags, CORRECT_LOGIC, true);
163 opts_set(opts.flags, FALSE_EMPTY_STRINGS, false);
164 opts_set(opts.flags, TRUE_EMPTY_STRINGS, true);
165 opts_set(opts.flags, LOOP_LABELS, true);
166 opts_set(opts.flags, INITIALIZED_NONCONSTANTS, true);
167 opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
168 opts_set(opts.werror, WARN_MISSING_RETURN_VALUES, true);
169 opts.standard = COMPILER_GMQCC;
171 } else if (!strcmp(argarg, "qcc")) {
173 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
174 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
175 opts.standard = COMPILER_QCC;
177 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
179 opts_set(opts.flags, FTEPP, true);
180 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
181 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
182 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
183 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
184 opts_set(opts.flags, CORRECT_TERNARY, false);
185 opts.standard = COMPILER_FTEQCC;
187 } else if (!strcmp(argarg, "qccx")) {
189 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
190 opts.standard = COMPILER_QCCX;
193 con_out("Unknown standard: %s\n", argarg);
198 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
199 opts.forcecrc = true;
200 opts.forced_crc = strtol(argarg, NULL, 0);
203 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
204 con_change(redirout, redirerr);
207 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
208 con_change(redirout, redirerr);
211 if (options_long_gcc("config", &argc, &argv, &argarg)) {
216 /* show defaults (like pathscale) */
217 if (!strcmp(argv[0]+1, "show-defaults")) {
218 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
222 memset(buffer, 0, sizeof(buffer));
223 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
225 con_out("-f%s ", buffer);
227 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
231 memset(buffer, 0, sizeof(buffer));
232 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
233 con_out("-W%s ", buffer);
239 if (!strcmp(argv[0]+1, "debug")) {
243 if (!strcmp(argv[0]+1, "dump")) {
247 if (!strcmp(argv[0]+1, "dumpfin")) {
251 if (!strcmp(argv[0]+1, "memchk")) {
255 if (!strcmp(argv[0]+1, "nocolor")) {
260 switch (argv[0][1]) {
261 /* -h, show usage but exit with 0 */
265 /* break; never reached because of exit(0) */
273 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
276 /* debug turns on -flno */
278 opts_setflag("LNO", true);
287 if (!strlen(argv[0]+2)) {
288 con_err("expected name after -D\n");
292 if (!(argarg = strchr(argv[0] + 2, '='))) {
293 macro.name = util_strdup(argv[0]+2);
296 *argarg='\0'; /* terminate for name */
297 macro.name = util_strdup(argv[0]+2);
298 macro.value = util_strdup(argarg+1);
300 vec_push(ppems, macro);
303 /* handle all -fflags */
305 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
306 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
307 con_out("Possible flags:\n");
308 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
309 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
310 con_out(" -f%s\n", buffer);
314 else if (!strncmp(argv[0]+2, "NO_", 3)) {
315 if (!opts_setflag(argv[0]+5, false)) {
316 con_out("unknown flag: %s\n", argv[0]+2);
320 else if (!opts_setflag(argv[0]+2, true)) {
321 con_out("unknown flag: %s\n", argv[0]+2);
326 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
327 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
328 con_out("Possible warnings:\n");
329 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
330 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
331 con_out(" -W%s\n", buffer);
335 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
336 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
338 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
339 opts.werror[itr] = 0;
342 else if (!strcmp(argv[0]+2, "ERROR") ||
343 !strcmp(argv[0]+2, "ERROR_ALL"))
345 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
346 opts.werror[itr] = 0xFFFFFFFFL;
349 else if (!strcmp(argv[0]+2, "NONE")) {
350 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
354 else if (!strcmp(argv[0]+2, "ALL")) {
355 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
356 opts.warn[itr] = 0xFFFFFFFFL;
359 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
360 if (!opts_setwerror(argv[0]+8, true)) {
361 con_out("unknown warning: %s\n", argv[0]+2);
365 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
366 if (!opts_setwerror(argv[0]+11, false)) {
367 con_out("unknown warning: %s\n", argv[0]+2);
371 else if (!strncmp(argv[0]+2, "NO_", 3)) {
372 if (!opts_setwarn(argv[0]+5, false)) {
373 con_out("unknown warning: %s\n", argv[0]+2);
377 else if (!opts_setwarn(argv[0]+2, true)) {
378 con_out("unknown warning: %s\n", argv[0]+2);
384 if (!options_witharg(&argc, &argv, &argarg)) {
385 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
388 if (isdigit(argarg[0])) {
389 opts.O = atoi(argarg);
390 opts_setoptimlevel(opts.O);
392 util_strtocmd(argarg, argarg, strlen(argarg)+1);
393 if (!strcmp(argarg, "HELP")) {
394 con_out("Possible optimizations:\n");
395 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
396 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
397 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
401 else if (!strcmp(argarg, "ALL"))
402 opts_setoptimlevel(opts.O = 9999);
403 else if (!strncmp(argarg, "NO_", 3)) {
404 if (!opts_setoptim(argarg+3, false)) {
405 con_out("unknown optimization: %s\n", argarg+3);
410 if (!opts_setoptim(argarg, true)) {
411 con_out("unknown optimization: %s\n", argarg);
419 if (!options_witharg(&argc, &argv, &argarg)) {
420 con_out("option -o requires an argument: the output file name\n");
423 opts.output = argarg;
424 opts_output_wasset = true;
429 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
430 if (!options_witharg(&argc, &argv, &argarg)) {
431 con_out("option -a requires a filename %s\n",
432 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
435 item.filename = argarg;
436 vec_push(items, item);
441 /* anything following -- is considered a non-option argument */
445 /* All long options without arguments */
446 else if (!strcmp(argv[0]+2, "help")) {
450 else if (!strcmp(argv[0]+2, "version")) {
454 else if (!strcmp(argv[0]+2, "quiet")) {
459 /* All long options with arguments */
460 if (options_long_witharg("output", &argc, &argv, &argarg)) {
461 opts.output = argarg;
462 opts_output_wasset = true;
464 con_out("Unknown parameter: %s\n", argv[0]);
471 con_out("Unknown parameter: %s\n", argv[0]);
477 /* it's a QC filename */
478 item.filename = argv[0];
480 vec_push(items, item);
483 opts_ini_init(config);
487 /* returns the line number, or -1 on error */
488 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
495 len = file_getline(&line, alen, src);
499 /* start at first non-blank */
500 for (start = line; isspace(*start); ++start) {}
501 /* end at the first non-blank */
502 for (end = start; *end && !isspace(*end); ++end) {}
505 /* move the actual filename to the beginning */
506 while (start != end) {
513 int main(int argc, char **argv) {
516 bool opts_output_free = false;
517 bool operators_free = false;
518 bool progs_src = false;
519 FILE *outfile = NULL;
523 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
527 if (!options_parse(argc, argv)) {
531 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
532 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
536 /* the standard decides which set of operators to use */
537 if (opts.standard == COMPILER_GMQCC) {
538 operators = c_operators;
539 operator_count = c_operator_count;
540 } else if (opts.standard == COMPILER_FTEQCC) {
541 operators = fte_operators;
542 operator_count = fte_operator_count;
544 operators = qcc_operators;
545 operator_count = qcc_operator_count;
548 if (operators == fte_operators) {
550 if (OPTS_FLAG(CORRECT_TERNARY)) {
552 if (operators[operator_count-2].id != opid1(',') ||
553 operators[operator_count-1].id != opid2(':','?'))
555 con_err("internal error: operator precedence table wasn't updated correctly!\n");
558 operators_free = true;
559 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
560 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
561 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
562 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
563 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
569 for (itr = 0; itr < COUNT_FLAGS; ++itr)
570 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
571 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
572 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
574 con_out("output = %s\n", opts.output);
575 con_out("optimization level = %d\n", opts.O);
576 con_out("standard = %i\n", opts.standard);
580 if (opts_output_wasset) {
581 outfile = file_open(opts.output, "wb");
583 con_err("failed to open `%s` for writing\n", opts.output);
589 outfile = con_default_out();
594 if (!parser_init()) {
595 con_err("failed to initialize parser\n");
601 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
603 con_err("failed to initialize parser\n");
609 if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
610 type_not_instr[TYPE_STRING] = INSTR_NOT_F;
612 util_debug("COM", "starting ...\n");
615 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
616 for (itr = 0; itr < vec_size(ppems); itr++) {
617 ftepp_add_macro(ppems[itr].name, ppems[itr].value);
618 mem_d(ppems[itr].name);
621 if (ppems[itr].value)
622 mem_d(ppems[itr].value);
626 if (!vec_size(items)) {
633 src = file_open("progs.src", "rb");
635 con_err("failed to open `progs.src` for reading\n");
641 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
642 con_err("illformatted progs.src file: expected output filename in first line\n");
647 if (!opts_output_wasset) {
648 opts.output = util_strdup(line);
649 opts_output_free = true;
652 while (progs_nextline(&line, &linelen, src)) {
654 if (!line[0] || (line[0] == '/' && line[1] == '/'))
656 item.filename = util_strdup(line);
658 vec_push(items, item);
669 if (vec_size(items)) {
670 if (!opts.quiet && !opts.pp_only) {
671 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
672 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
674 for (itr = 0; itr < vec_size(items); ++itr) {
675 if (!opts.quiet && !opts.pp_only) {
676 con_out(" item: %s (%s)\n",
678 ( (items[itr].type == TYPE_QC ? "qc" :
679 (items[itr].type == TYPE_ASM ? "asm" :
680 (items[itr].type == TYPE_SRC ? "progs.src" :
686 if (!ftepp_preprocess_file(items[itr].filename)) {
692 file_printf(outfile, "%s", out);
696 if (OPTS_FLAG(FTEPP)) {
698 if (!ftepp_preprocess_file(items[itr].filename)) {
703 if (vec_size(data)) {
704 if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
712 if (!parser_compile_file(items[itr].filename)) {
720 mem_d(items[itr].filename);
721 items[itr].filename = NULL;
727 if (!parser_finish(opts.output)) {
735 if (!opts.quiet && !opts.pp_only) {
736 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
737 if (opts_optimizationcount[itr]) {
738 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
744 util_debug("COM", "cleaning ...\n");
752 if (opts_output_free)
753 mem_d((char*)opts.output);
755 mem_d((void*)operators);