#include "lexer.h"
#include "token_t.h"
+#include "types.h"
#include "type_hash.h"
#include "parser.h"
#include "ast2firm.h"
+#include "diagnostic.h"
#include "lang_features.h"
+#include "driver/firm_opt.h"
#include "driver/firm_cmdline.h"
#include "adt/error.h"
#include "write_fluffy.h"
-#include "driver/firm_opt.h"
+#include "revision.h"
#ifndef PREPROCESSOR
#define PREPROCESSOR "cpp -std=c99 -U__WCHAR_TYPE__ -D__WCHAR_TYPE__=int"
#endif
/** The current c mode/dialect. */
-unsigned int c_mode = _C99|_GNUC;
+unsigned int c_mode = _C89|_C99|_GNUC;
+
+/** The 'machine size', 16, 32 or 64 bit, 32bit is the default. */
+unsigned int machine_size = 32;
+
+/** true if the char type is signed. */
+bool char_is_signed = true;
+
+/** true for strict language checking. */
+bool strict_mode = false;
static int verbose;
static struct obstack cppflags_obst;
c_mode &= ~_GNUC;
} else if(strcmp(arg, "--ms") == 0) {
c_mode |= _MS;
+ } else if(strcmp(arg, "--signed-chars") == 0) {
+ char_is_signed = true;
+ } else if(strcmp(arg, "--unsigned-chars") == 0) {
+ char_is_signed = false;
+ } else if(strcmp(arg, "--strict") == 0) {
+ strict_mode = true;
} else if(strcmp(arg, "--no-ms") == 0) {
c_mode &= ~_MS;
} else if(strcmp(arg, "--lextest") == 0) {
mode = PrintAst;
} else if(strcmp(arg, "--print-fluffy") == 0) {
mode = PrintFluffy;
+ } else if(strcmp(arg, "--version") == 0) {
+ firm_version_t ver;
+ firm_get_version(&ver);
+ printf("cparser (%d.%d %s) using libFirm (%u.%u", 0, 1, cparser_REVISION, ver.major, ver.minor);
+ if(ver.revision[0] != 0) {
+ putchar(' ');
+ fputs(ver.revision, stdout);
+ }
+ if(ver.build[0] != 0) {
+ putchar(' ');
+ fputs(ver.build, stdout);
+ }
+ puts(")\n");
+ exit(EXIT_SUCCESS);
} else if(strcmp(arg, "-fsyntax-only") == 0) {
mode = ParseOnly;
} else if(strncmp(arg, "-I", 2) == 0) {
const char *opt;
GET_ARG_AFTER(opt, "-D");
obstack_printf(&cppflags_obst, " -D%s", opt);
+ } else if(strncmp(arg, "-U", 2) == 0) {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-U");
+ obstack_printf(&cppflags_obst, " -U%s", opt);
} else if(strcmp(arg, "--dump-function") == 0) {
++i;
if(i >= argc) {
mode = CompileDump;
} else if(strcmp(arg, "-v") == 0) {
verbose = 1;
+ } else if(strcmp(arg, "-w") == 0) {
+ inhibit_all_warnings = true;
} else if(arg[0] == '-' && arg[1] == 'f') {
const char *opt;
GET_ARG_AFTER(opt, "-f");
- int res = firm_option(opt);
- if (res == 0) {
- fprintf(stderr, "error: unknown Firm option '-f %s'\n", opt);
- argument_errors = true;
- continue;
- } else if (res == -1) {
- help_displayed = true;
+
+ if(strcmp(opt, "omit-frame-pointer") == 0) {
+ firm_be_option("omitfp");
+ } else if(strcmp(opt, "no-omit-frame-pointer") == 0) {
+ firm_be_option("omitfp=no");
+ } else {
+ int res = firm_option(opt);
+ if (res == 0) {
+ fprintf(stderr, "error: unknown Firm option '-f %s'\n",
+ opt);
+ argument_errors = true;
+ continue;
+ } else if (res == -1) {
+ help_displayed = true;
+ }
}
} else if(arg[0] == '-' && arg[1] == 'b') {
const char *opt;
} else if (res == -1) {
help_displayed = true;
}
+ } else if(arg[0] == '-' && arg[1] == 'W') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-W");
+ if (strcmp(opt, "error") == 0) {
+ warnings_are_errors = true;
+ } else if (strcmp(opt, "fatal-errors") == 0) {
+ fatal_errors = true;
+ } else {
+ fprintf(stderr, "warning: ignoring gcc option -W%s\n", opt);
+ }
+ } else if(arg[0] == '-' && arg[1] == 'm') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-m");
+ char *endptr;
+ long int value = strtol(opt, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr, "error: wrong option '-m %s'\n", opt);
+ argument_errors = true;
+ }
+ if (value != 16 && value != 32 && value != 64) {
+ fprintf(stderr, "error: option -m supports only 16, 32 or 64\n");
+ argument_errors = true;
+ } else {
+ machine_size = (unsigned int)value;
+ }
} else if(arg[0] == '-') {
if (arg[1] == '\0') {
if(input != NULL) {
} else if(strcmp(arg, "-pedantic") == 0) {
fprintf(stderr, "warning: ignoring gcc option '%s'\n", arg);
} else if(arg[1] == 'O' ||
- arg[1] == 'f' ||
- arg[1] == 'W' ||
arg[1] == 'g' ||
strncmp(arg + 1, "std=", 4) == 0) {
fprintf(stderr, "warning: ignoring gcc option '%s'\n", arg);
}
}
+ /* we do the lowering in ast2firm */
+ firm_opt.lower_bitfields = FALSE;
+
if(help_displayed) {
return !argument_errors;
}
return 1;
}
+ gen_firm_init();
init_symbol_table();
init_tokens();
init_types();
init_typehash();
+ init_basic_types();
init_lexer();
init_ast();
init_parser();
init_ast2firm();
- FILE *out;
+ FILE *out = NULL;
char outnamebuf[4096];
if(outname == NULL) {
switch(mode) {
FILE *preprocessed_in = preprocess(in, input);
translation_unit_t *const unit = do_parsing(preprocessed_in, input);
- pclose(preprocessed_in);
- if(unit == NULL)
- return 1;
+ int result = pclose(preprocessed_in);
+ if(result != 0) {
+ return result;
+ }
+ if(unit == NULL) {
+ /* parsing failed because of errors */
+ fprintf(stderr, "%u error(s), %u warning(s)\n", error_count, warning_count);
+ return EXIT_FAILURE;
+ }
+ if (warning_count > 0) {
+ fprintf(stderr, "%u warning(s)\n", warning_count);
+ }
if(mode == PrintAst) {
type_set_output(out);
write_fluffy_decls(out, unit);
}
- gen_firm_init();
translation_unit_to_firm(unit);
if(mode == ParseOnly) {