/*
* This file is part of cparser.
- * Copyright (C) 2007-2008 Matthias Braun <matze@braunis.de>
+ * Copyright (C) 2007-2009 Matthias Braun <matze@braunis.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
#include "lang_features.h"
#include "driver/firm_opt.h"
#include "driver/firm_cmdline.h"
+#include "driver/firm_timing.h"
#include "adt/error.h"
#include "wrappergen/write_fluffy.h"
#include "wrappergen/write_caml.h"
#include "revision.h"
#include "warning.h"
#include "mangle.h"
+#include "printer.h"
#ifndef PREPROCESSOR
#ifndef __WIN32__
-#define PREPROCESSOR "gcc -E -std=c99 -m32 -U__STRICT_ANSI__"
+#define PREPROCESSOR "gcc -E -m32 -U__STRICT_ANSI__"
#else
-#define PREPROCESSOR "cpp -std=c99 -m32 -U__STRICT_ANSI__"
+#define PREPROCESSOR "cpp -m32 -U__STRICT_ANSI__"
#endif
#endif
static char dep_target[1024];
static const char *outname;
+typedef enum lang_standard_t {
+ STANDARD_DEFAULT, /* gnu99 (for C, GCC does gnu89) or gnu++98 (for C++) */
+ STANDARD_ANSI, /* c89 (for C) or c++98 (for C++) */
+ STANDARD_C89, /* ISO C90 (sic) */
+ STANDARD_C90, /* ISO C90 as modified in amendment 1 */
+ STANDARD_C99, /* ISO C99 */
+ STANDARD_GNU89, /* ISO C90 plus GNU extensions (including some C99) */
+ STANDARD_GNU99, /* ISO C99 plus GNU extensions */
+ STANDARD_CXX98, /* ISO C++ 1998 plus amendments */
+ STANDARD_GNUXX98 /* ISO C++ 1998 plus amendments and GNU extensions */
+} lang_standard_t;
+
+static lang_standard_t standard;
+
typedef struct file_list_entry_t file_list_entry_t;
typedef enum filetype_t {
FILETYPE_ASSEMBLER,
FILETYPE_PREPROCESSED_ASSEMBLER,
FILETYPE_OBJECT,
+ FILETYPE_IR,
FILETYPE_UNKNOWN
} filetype_t;
static void add_flag(struct obstack *obst, const char *format, ...)
{
- char buf[4096];
+ char buf[65536];
va_list ap;
va_start(ap, format);
return get_atomic_kind_name(type->atomic.akind);
}
-static FILE *preprocess(const char *fname)
+static FILE *preprocess(const char *fname, filetype_t filetype)
{
- obstack_1grow(&cppflags_obst, '\0');
- const char *flags = obstack_finish(&cppflags_obst);
-
- obstack_printf(&cppflags_obst, "%s", PREPROCESSOR);
-
- /* setup default defines */
- add_flag(&cppflags_obst, "-U__WCHAR_TYPE__");
- add_flag(&cppflags_obst, "-D__WCHAR_TYPE__=%s", type_to_string(type_wchar_t));
- add_flag(&cppflags_obst, "-U__SIZE_TYPE__");
- add_flag(&cppflags_obst, "-D__SIZE_TYPE__=%s", type_to_string(type_size_t));
-
- /* TODO hack... */
- add_flag(&cppflags_obst, "-D__builtin_abort=abort");
- add_flag(&cppflags_obst, "-D__builtin_abs=abs");
- add_flag(&cppflags_obst, "-D__builtin_exit=exit");
- add_flag(&cppflags_obst, "-D__builtin_malloc=malloc");
- add_flag(&cppflags_obst, "-D__builtin_memcmp=memcmp");
- add_flag(&cppflags_obst, "-D__builtin_memcpy=memcpy");
- add_flag(&cppflags_obst, "-D__builtin_memset=memset");
- add_flag(&cppflags_obst, "-D__builtin_strlen=strlen");
- add_flag(&cppflags_obst, "-D__builtin_strcmp=strcmp");
- add_flag(&cppflags_obst, "-D__builtin_strcpy=strcpy");
+ static const char *common_flags = NULL;
+
+ if (common_flags == NULL) {
+ obstack_1grow(&cppflags_obst, '\0');
+ const char *flags = obstack_finish(&cppflags_obst);
+
+ /* setup default defines */
+ add_flag(&cppflags_obst, "-U__WCHAR_TYPE__");
+ add_flag(&cppflags_obst, "-D__WCHAR_TYPE__=%s", type_to_string(type_wchar_t));
+ add_flag(&cppflags_obst, "-U__SIZE_TYPE__");
+ add_flag(&cppflags_obst, "-D__SIZE_TYPE__=%s", type_to_string(type_size_t));
+
+ add_flag(&cppflags_obst, "-U__VERSION__");
+ add_flag(&cppflags_obst, "-D__VERSION__=\"%s\"", cparser_REVISION);
+
+ /* TODO hack... */
+ add_flag(&cppflags_obst, "-D__builtin_abort=abort");
+ add_flag(&cppflags_obst, "-D__builtin_abs=abs");
+ add_flag(&cppflags_obst, "-D__builtin_exit=exit");
+ add_flag(&cppflags_obst, "-D__builtin_malloc=malloc");
+ add_flag(&cppflags_obst, "-D__builtin_memcmp=memcmp");
+ add_flag(&cppflags_obst, "-D__builtin_memcpy=memcpy");
+ add_flag(&cppflags_obst, "-D__builtin_memset=memset");
+ add_flag(&cppflags_obst, "-D__builtin_strlen=strlen");
+ add_flag(&cppflags_obst, "-D__builtin_strcmp=strcmp");
+ add_flag(&cppflags_obst, "-D__builtin_strcpy=strcpy");
+
+ if (flags[0] != '\0') {
+ size_t len = strlen(flags);
+ obstack_1grow(&cppflags_obst, ' ');
+ obstack_grow(&cppflags_obst, flags, len);
+ }
+ obstack_1grow(&cppflags_obst, '\0');
+ common_flags = obstack_finish(&cppflags_obst);
+ }
+
+ assert(obstack_object_size(&cppflags_obst) == 0);
+
+ const char *preprocessor = getenv("CPARSER_PP");
+ if (preprocessor == NULL)
+ preprocessor = PREPROCESSOR;
+
+ obstack_printf(&cppflags_obst, "%s ", preprocessor);
+ switch (filetype) {
+ case FILETYPE_C:
+ add_flag(&cppflags_obst, "-std=c99");
+ break;
+ case FILETYPE_CXX:
+ add_flag(&cppflags_obst, "-std=c++98");
+ break;
+ case FILETYPE_ASSEMBLER:
+ add_flag(&cppflags_obst, "-x");
+ add_flag(&cppflags_obst, "assembler-with-cpp");
+ break;
+ default:
+ break;
+ }
+ obstack_printf(&cppflags_obst, "%s", common_flags);
/* handle dependency generation */
if (dep_target[0] != '\0') {
add_flag(&cppflags_obst, outname);
}
}
- if (flags[0] != '\0') {
- obstack_printf(&cppflags_obst, " %s", flags);
- }
add_flag(&cppflags_obst, fname);
obstack_1grow(&cppflags_obst, '\0');
- const char *buf = obstack_finish(&cppflags_obst);
+ char *buf = obstack_finish(&cppflags_obst);
if (verbose) {
puts(buf);
}
exit(1);
}
+ /* we don't really need that anymore */
+ obstack_free(&cppflags_obst, buf);
+
return f;
}
static void assemble(const char *out, const char *in)
{
- char buf[4096];
+ char buf[65536];
+
+ const char *assembler = getenv("CPARSER_AS");
+ if (assembler == NULL)
+ assembler = ASSEMBLER;
- snprintf(buf, sizeof(buf), "%s %s -o %s", ASSEMBLER, in, out);
+ snprintf(buf, sizeof(buf), "%s %s -o %s", assembler, in, out);
if (verbose) {
puts(buf);
}
const char *flags = obstack_finish(&ldflags_obst);
/* construct commandline */
- obstack_printf(&ldflags_obst, "%s ", LINKER);
+ const char *linker = getenv("CPARSER_LINK");
+ if (linker == NULL)
+ linker = LINKER;
+ obstack_printf(&ldflags_obst, "%s ", linker);
obstack_printf(&ldflags_obst, "%s", flags);
obstack_1grow(&ldflags_obst, '\0');
ParseOnly,
Compile,
CompileDump,
+ CompileExportIR,
CompileAssemble,
CompileAssembleLink,
LexTest,
fprintf(stderr, "Usage %s input [-o output] [-c]\n", argv0);
}
-static void print_cparser_version(void) {
+static void print_cparser_version(void)
+{
printf("cparser (%s) using libFirm (%u.%u",
cparser_REVISION, ir_get_version_major(),
ir_get_version_minor());
putchar(' ');
fputs(build, stdout);
}
- puts(")\n");
+ puts(")");
+ puts("This is free software; see the source for copying conditions. There is NO\n"
+ "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n");
}
static void set_be_option(const char *arg)
}
}
-typedef enum lang_standard_t {
- STANDARD_DEFAULT, /* gnu99 (for C, GCC does gnu89) or gnu++98 (for C++) */
- STANDARD_ANSI, /* c89 (for C) or c++98 (for C++) */
- STANDARD_C89, /* ISO C90 (sic) */
- STANDARD_C90, /* ISO C90 as modified in amendment 1 */
- STANDARD_C99, /* ISO C99 */
- STANDARD_GNU89, /* ISO C90 plus GNU extensions (including some C99) */
- STANDARD_GNU99, /* ISO C99 plus GNU extensions */
- STANDARD_CXX98, /* ISO C++ 1998 plus amendments */
- STANDARD_GNUXX98 /* ISO C++ 1998 plus amendments and GNU extensions */
-} lang_standard_t;
-
int main(int argc, char **argv)
{
initialize_firm();
file_list_entry_t *files = NULL;
file_list_entry_t *last_file = NULL;
bool construct_dep_target = false;
+ bool do_timing = false;
struct obstack file_obst;
atexit(free_temp_files);
break;
default:
case 4:
- set_option("strict-aliasing");
/* use_builtins = true; */
/* fallthrough */
case 3:
- set_option("cond-eval");
- set_option("if-conv");
+ set_option("thread-jumps");
+ set_option("if-conversion");
/* fallthrough */
case 2:
+ set_option("strict-aliasing");
set_option("inline");
set_option("deconv");
set_be_option("omitfp");
}
/* parse rest of options */
- lang_standard_t standard = STANDARD_DEFAULT;
+ standard = STANDARD_DEFAULT;
unsigned features_on = 0;
unsigned features_off = 0;
filetype_t forced_filetype = FILETYPE_AUTODETECT;
char_is_signed = !truth_value;
} else if (streq(opt, "fast-math") ||
streq(opt, "jump-tables") ||
- streq(opt, "unroll-loops") ||
streq(opt, "expensive-optimizations") ||
streq(opt, "common") ||
streq(opt, "PIC") ||
GET_ARG_AFTER(opt, "-march=");
snprintf(arch_opt, sizeof(arch_opt), "%s-arch=%s", cpu_arch, opt);
int res = firm_be_option(arch_opt);
- if (res == 0)
+ if (res == 0) {
+ fprintf(stderr, "Unknown architecture '%s'\n", arch_opt);
argument_errors = true;
- else {
+ } else {
snprintf(arch_opt, sizeof(arch_opt), "%s-opt=%s", cpu_arch, opt);
int res = firm_be_option(arch_opt);
if (res == 0)
set_be_option("omitleaffp=1");
} else if (streq(opt, "no-omit-leaf-frame-pointer")) {
set_be_option("omitleaffp=0");
+ } else if (streq(opt, "rtd")) {
+ default_calling_convention = CC_STDCALL;
} else {
char *endptr;
long int value = strtol(opt, &endptr, 10);
mode = PrintCaml;
} else if (streq(option, "print-jna")) {
mode = PrintJna;
+ } else if (streq(option, "time")) {
+ do_timing = true;
} else if (streq(option, "version")) {
print_cparser_version();
exit(EXIT_SUCCESS);
}
dumpfunction = argv[i];
mode = CompileDump;
+ } else if (streq(option, "export-ir")) {
+ mode = CompileExportIR;
} else {
fprintf(stderr, "error: unknown argument '%s'\n", arg);
argument_errors = true;
streq(suffix, "cpp") ? FILETYPE_CXX :
streq(suffix, "cxx") ? FILETYPE_CXX :
streq(suffix, "h") ? FILETYPE_C :
+ streq(suffix, "ir") ? FILETYPE_IR :
streq(suffix, "o") ? FILETYPE_OBJECT :
streq(suffix, "s") ? FILETYPE_PREPROCESSED_ASSEMBLER :
streq(suffix, "so") ? FILETYPE_OBJECT :
/* we do the lowering in ast2firm */
firm_opt.lower_bitfields = FALSE;
+ /* set the c_mode here, types depends on it */
+ c_mode |= features_on;
+ c_mode &= ~features_off;
+
gen_firm_init();
init_symbol_table();
init_types();
init_ast2firm();
init_mangle();
+ if (do_timing)
+ timer_init();
+
if (construct_dep_target) {
if (outname != 0 && strlen(outname) >= 2) {
get_output_name(dep_target, sizeof(dep_target), outname, ".d");
".vcg");
outname = outnamebuf;
break;
+ case CompileExportIR:
+ get_output_name(outnamebuf, sizeof(outnamebuf), filename, ".ir");
+ outname = outnamebuf;
+ break;
case CompileAssembleLink:
#ifdef _WIN32
outname = "a.exe";
}
FILE *preprocessed_in = NULL;
+ filetype_t next_filetype = filetype;
switch (filetype) {
case FILETYPE_C:
- filetype = FILETYPE_PREPROCESSED_C;
+ next_filetype = FILETYPE_PREPROCESSED_C;
goto preprocess;
case FILETYPE_CXX:
- filetype = FILETYPE_PREPROCESSED_CXX;
+ next_filetype = FILETYPE_PREPROCESSED_CXX;
goto preprocess;
case FILETYPE_ASSEMBLER:
- filetype = FILETYPE_PREPROCESSED_ASSEMBLER;
- add_flag(&cppflags_obst, "-x");
- add_flag(&cppflags_obst, "assembler-with-cpp");
+ next_filetype = FILETYPE_PREPROCESSED_ASSEMBLER;
goto preprocess;
preprocess:
/* no support for input on FILE* yet */
if (in != NULL)
panic("internal compiler error: in for preprocessor != NULL");
- preprocessed_in = preprocess(filename);
+ preprocessed_in = preprocess(filename, filetype);
if (mode == PreprocessOnly) {
copy_file(out, preprocessed_in);
int result = pclose(preprocessed_in);
}
in = preprocessed_in;
+ filetype = next_filetype;
break;
default:
switch (standard) {
case STANDARD_ANSI:
case STANDARD_C89: c_mode = _C89; break;
- /* TODO ^v determine difference between these two */
+ /* TODO determine difference between these two */
case STANDARD_C90: c_mode = _C89; break;
case STANDARD_C99: c_mode = _C89 | _C99; break;
case STANDARD_GNU89: c_mode = _C89 | _GNUC; break;
do_parsing:
c_mode |= features_on;
c_mode &= ~features_off;
+
+ /* do the actual parsing */
+ ir_timer_t *t_parsing = ir_timer_new();
+ timer_register(t_parsing, "Frontend: Parsing");
+ timer_push(t_parsing);
init_tokens();
translation_unit_t *const unit = do_parsing(in, filename);
+ timer_pop(t_parsing);
/* prints the AST even if errors occurred */
if (mode == PrintAst) {
- type_set_output(out);
- ast_set_output(out);
+ print_to_file(out);
print_ast(unit);
}
continue;
}
+ /* build the firm graph */
+ ir_timer_t *t_construct = ir_timer_new();
+ timer_register(t_construct, "Frontend: Graph construction");
+ timer_push(t_construct);
translation_unit_to_firm(unit);
+ timer_pop(t_construct);
+graph_built:
if (mode == ParseOnly) {
continue;
}
exit(0);
}
+ if (mode == CompileExportIR) {
+ fclose(out);
+ ir_export(outname);
+ exit(0);
+ }
+
gen_firm_finish(asm_out, filename, /*c_mode=*/1,
have_const_functions);
if (asm_out != out) {
fclose(asm_out);
}
+ } else if (filetype == FILETYPE_IR) {
+ fclose(in);
+ ir_import(filename);
+ goto graph_built;
} else if (filetype == FILETYPE_PREPROCESSED_ASSEMBLER) {
copy_file(asm_out, in);
if (in == preprocessed_in) {
const char *flags = obstack_finish(&ldflags_obst);
/* construct commandline */
- obstack_printf(&file_obst, "%s", LINKER);
+ const char *linker = getenv("CPARSER_LINK");
+ if (linker == NULL)
+ linker = LINKER;
+ obstack_printf(&file_obst, "%s", linker);
for (file_list_entry_t *entry = files; entry != NULL;
entry = entry->next) {
if (entry->type != FILETYPE_OBJECT)
}
}
+ if (do_timing)
+ timer_term(stderr);
+
obstack_free(&cppflags_obst, NULL);
obstack_free(&ldflags_obst, NULL);
obstack_free(&file_obst, NULL);
projects / cparser / blobdiff