static int verbose;
static struct obstack cppflags_obst, ldflags_obst;
+typedef struct file_list_entry_t file_list_entry_t;
+
+struct file_list_entry_t {
+ const char *filename;
+ file_list_entry_t *next;
+};
+
#if defined(_DEBUG) || defined(FIRM_DEBUG)
/**
* Debug printf implementation.
CompileAssembleLink,
LexTest,
PrintAst,
- PrintFluffy
+ PrintFluffy,
+ Link
} compile_mode_t;
static void usage(const char *argv0)
fprintf(stderr, "Usage %s input [-o output] [-c]\n", argv0);
}
+static void print_cparser_version(void) {
+ firm_version_t ver;
+ firm_get_version(&ver);
+
+ printf("cparser (%s) using libFirm (%u.%u",
+ 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");
+}
+
int main(int argc, char **argv)
{
initialize_firm();
- const char *input = NULL;
- const char *outname = NULL;
- const char *dumpfunction = NULL;
- compile_mode_t mode = CompileAssembleLink;
- int opt_level = 1;
- int result = EXIT_SUCCESS;
- char cpu_arch[16] = "ia32";
+ const char *input = NULL;
+ const char *outname = NULL;
+ const char *dumpfunction = NULL;
+ compile_mode_t mode = CompileAssembleLink;
+ int opt_level = 1;
+ int result = EXIT_SUCCESS;
+ char cpu_arch[16] = "ia32";
+ file_list_entry_t *c_files = NULL;
+ file_list_entry_t *s_files = NULL;
+ file_list_entry_t *o_files = NULL;
+ struct obstack file_obst;
obstack_init(&cppflags_obst);
obstack_init(&ldflags_obst);
+ obstack_init(&file_obst);
#define GET_ARG_AFTER(def, args) \
def = &arg[sizeof(args)-1]; \
} else if(option[0] == 'W') {
set_warning_opt(&option[1]);
} else if(option[0] == 'm') {
+ /* -m options */
const char *opt;
char arch_opt[64];
int res = firm_be_option(arch_opt);
if (res == 0)
argument_errors = true;
- } else if(strncmp(opt, "fpu=", 4) == 0) {
- GET_ARG_AFTER(opt, "-mfpu=");
- snprintf(arch_opt, sizeof(arch_opt), "%s-fpunit=%s", cpu_arch, opt);
+ } else if(strncmp(opt, "fpmath=", 7) == 0) {
+ GET_ARG_AFTER(opt, "-mfpmath=");
+ if(strcmp(opt, "387") == 0)
+ opt = "x87";
+ else if(strcmp(opt, "sse") == 0)
+ opt = "sse2";
+ else {
+ fprintf(stderr, "error: option -mfpumath supports only 387 or sse\n");
+ argument_errors = true;
+ }
+ if(!argument_errors) {
+ snprintf(arch_opt, sizeof(arch_opt), "%s-fpunit=%s", cpu_arch, opt);
+ int res = firm_be_option(arch_opt);
+ if (res == 0)
+ argument_errors = true;
+ }
+ } else if(strncmp(opt, "preferred-stack-boundary=", 25) == 0) {
+ GET_ARG_AFTER(opt, "-mpreferred-stack-boundary=");
+ snprintf(arch_opt, sizeof(arch_opt), "%s-stackalign=%s", cpu_arch, opt);
int res = firm_be_option(arch_opt);
if (res == 0)
argument_errors = true;
+ } else if(strcmp(opt, "omit-leaf-frame-pointer") == 0) {
+ int res = firm_be_option("omitleaffp=1");
+ if (res == 0)
+ argument_errors = true;
+ } else if(strcmp(opt, "no-omit-leaf-frame-pointer") == 0) {
+ int res = firm_be_option("omitleaffp=0");
+ if (res == 0)
+ argument_errors = true;
} else {
char *endptr;
long int value = strtol(opt, &endptr, 10);
c_mode = _C89|_C99|_MS;
} else
fprintf(stderr, "warning: ignoring gcc option '%s'\n", arg);
+ } else if(strcmp(option, "version") == 0) {
+ print_cparser_version();
} else if (option[0] == '-') {
/* double dash option */
++option;
} else if(strcmp(option, "print-fluffy") == 0) {
mode = PrintFluffy;
} else if(strcmp(option, "version") == 0) {
- firm_version_t ver;
- firm_get_version(&ver);
- printf("cparser (%s) using libFirm (%u.%u",
- 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");
+ print_cparser_version();
exit(EXIT_SUCCESS);
} else if(strcmp(option, "dump-function") == 0) {
++i;
argument_errors = true;
}
} else {
- if(input != NULL) {
- fprintf(stderr, "error: multiple input files specified\n");
- argument_errors = true;
+
+ size_t len = strlen(arg);
+ if (len < 2) {
+ fprintf(stderr, "'%s': file format not recognized\n", input);
+ continue;
+ }
+
+ file_list_entry_t *entry
+ = obstack_alloc(&file_obst, sizeof(entry[0]));
+ entry->filename = arg;
+ if (strcmp(arg+len-2, ".c") == 0) {
+ entry->next = c_files;
+ c_files = entry;
+ } else if (strcmp(arg+len-2, ".s") == 0) {
+ entry->next = s_files;
+ s_files = entry;
+ } else if (strcmp(arg+len-2, ".o") == 0) {
+ entry->next = o_files;
+ o_files = entry;
} else {
- input = arg;
+ fprintf(stderr, "'%s': file format not recognized\n", input);
}
}
}
+ if (c_files == NULL && s_files == NULL && o_files != NULL) {
+ mode = Link;
+ } else if (c_files != NULL && c_files->next == NULL) {
+ input = c_files->filename;
+ } else {
+ fprintf(stderr, "error: multiple input files specified\n");
+ argument_errors = true;
+ }
+
/* we do the lowering in ast2firm */
firm_opt.lower_bitfields = FALSE;
- if(help_displayed) {
+ if (help_displayed) {
return !argument_errors;
}
- if(argument_errors) {
+ if (argument_errors) {
usage(argv[0]);
return 1;
}
".vcg");
outname = outnamebuf;
break;
+ case Link:
case CompileAssembleLink:
#ifdef _WIN32
/* Windows compiler typically derive the output name from
}
}
+ if (mode == Link) {
+ obstack_1grow(&ldflags_obst, '\0');
+ const char *flags = obstack_finish(&ldflags_obst);
+
+ obstack_printf(&file_obst, LINKER " %s -o %s", flags, outname);
+
+ for (file_list_entry_t *entry = o_files; entry != NULL;
+ entry = entry->next) {
+ obstack_printf(&file_obst, " %s", entry->filename);
+ }
+ char *buf = obstack_finish(&file_obst);
+
+ if(verbose) {
+ puts(buf);
+ }
+ int err = system(buf);
+ if(err != 0) {
+ fprintf(stderr, "linker reported an error\n");
+ exit(1);
+ }
+ return 0;
+ }
+
if(outname != NULL) {
if(strcmp(outname, "-") == 0) {
out = stdout;
obstack_free(&cppflags_obst, NULL);
obstack_free(&ldflags_obst, NULL);
+ obstack_free(&file_obst, NULL);
exit_ast2firm();
exit_parser();