/* as.c - GAS main program.
- Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 1997
+ Copyright (C) 1987, 1990, 91, 92, 93, 94, 95, 96, 97, 98, 99, 2000
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
#include "sb.h"
#include "macro.h"
+#ifdef HAVE_ITBL_CPU
+#include "itbl-ops.h"
+#else
+#define itbl_parse(itbl_file) 1
+#define itbl_init()
+#endif
+
#ifdef HAVE_SBRK
#ifdef NEED_DECLARATION_SBRK
extern PTR sbrk ();
#endif
#endif
+static void show_usage PARAMS ((FILE *));
+static void parse_args PARAMS ((int *, char ***));
+static void dump_statistics PARAMS ((void));
static void perform_an_assembly_pass PARAMS ((int argc, char **argv));
static int macro_expr PARAMS ((const char *, int, sb *, int *));
static char *listing_filename = NULL; /* Name of listing file. */
+/* Type of debugging to generate. */
+
+enum debug_info_type debug_type = DEBUG_NONE;
+
/* Maximum level of macro nesting. */
int max_macro_nest = 100;
segT text_section, data_section, bss_section;
#endif
-int chunksize = 5000;
+/* The default obstack chunk size. If we set this to zero, the
+ obstack code will use whatever will fit in a 4096 byte block. */
+int chunksize = 0;
/* To monitor memory allocation more effectively, make this non-zero.
Then the chunk sizes for gas and bfd will be reduced. */
static struct itbl_file_list *itbl_files;
\f
-void
-print_version_id ()
-{
- static int printed;
- if (printed)
- return;
- printed = 1;
-
- fprintf (stderr, "GNU assembler version %s (%s)", GAS_VERSION, TARGET_ALIAS);
-#ifdef BFD_ASSEMBLER
- fprintf (stderr, ", using BFD version %s", BFD_VERSION);
-#endif
- fprintf (stderr, "\n");
-}
-
-void
-show_usage (stream)
- FILE *stream;
-{
- fprintf (stream, "Usage: %s [option...] [asmfile...]\n", myname);
-
- fprintf (stream, "\
-Options:\n\
--a[sub-option...] turn on listings\n\
- Sub-options [default hls]:\n\
- d omit debugging directives\n\
- h include high-level source\n\
- l include assembly\n\
- n omit forms processing\n\
- s include symbols\n\
- =file set listing file name (must be last sub-option)\n");
- fprintf (stream, "\
--D produce assembler debugging messages\n\
---defsym SYM=VAL define symbol SYM to given value\n\
--f skip whitespace and comment preprocessing\n\
---help show this message and exit\n\
--I DIR add DIR to search list for .include directives\n\
--J don't warn about signed overflow\n\
--K warn when differences altered for long displacements\n\
--L keep local symbols (starting with `L')\n");
- fprintf (stream, "\
--M,--mri assemble in MRI compatibility mode\n\
--nocpp ignored\n\
--o OBJFILE name the object-file output OBJFILE (default a.out)\n\
--R fold data section into text section\n\
---statistics print various measured statistics from execution\n\
---version print assembler version number and exit\n\
--W suppress warnings\n\
--t,--itbl INSTTBL extend instruction set to include instrictions\n\
- matching the specifications defined in file INSTTBL\n\
--w ignored\n\
--X ignored\n\
--Z generate object file even after errors\n");
-
- md_show_usage (stream);
-
- fprintf (stream, "\nReport bugs to bug-gnu-utils@prep.ai.mit.edu\n");
-}
-
#ifdef USE_EMULATIONS
#define EMULATION_ENVIRON "AS_EMULATION"
extern struct emulation mipsbelf, mipslelf, mipself;
extern struct emulation mipsbecoff, mipslecoff, mipsecoff;
+extern struct emulation i386coff, i386elf, i386aout;
static struct emulation *const emulations[] = { EMULATIONS };
static const int n_emulations = sizeof (emulations) / sizeof (emulations[0]);
+static void select_emulation_mode PARAMS ((int, char **));
+
static void
select_emulation_mode (argc, argv)
int argc;
p = argv[i+1];
if (!p || !*p)
- as_fatal ("missing emulation mode name");
+ as_fatal (_("missing emulation mode name"));
em = p;
do_default:
if (!strcmp (emulations[i]->name, em))
break;
if (i == n_emulations)
- as_fatal ("unrecognized emulation name `%s'", em);
+ as_fatal (_("unrecognized emulation name `%s'"), em);
this_emulation = emulations[i];
}
else
}
#endif
+void
+print_version_id ()
+{
+ static int printed;
+ if (printed)
+ return;
+ printed = 1;
+
+#ifdef BFD_ASSEMBLER
+ fprintf (stderr, _("GNU assembler version %s (%s) using BFD version %s"),
+ VERSION, TARGET_ALIAS, BFD_VERSION);
+#else
+ fprintf (stderr, _("GNU assembler version %s (%s)"), VERSION, TARGET_ALIAS);
+#endif
+ fprintf (stderr, "\n");
+}
+
+static void
+show_usage (stream)
+ FILE *stream;
+{
+ fprintf (stream, _("Usage: %s [option...] [asmfile...]\n"), myname);
+
+ fprintf (stream, _("\
+Options:\n\
+ -a[sub-option...] turn on listings\n\
+ Sub-options [default hls]:\n\
+ c omit false conditionals\n\
+ d omit debugging directives\n\
+ h include high-level source\n\
+ l include assembly\n\
+ m include macro expansions\n\
+ n omit forms processing\n\
+ s include symbols\n\
+ L include line debug statistics (if applicable)\n\
+ =FILE list to FILE (must be last sub-option)\n"));
+
+ fprintf (stream, _("\
+ -D produce assembler debugging messages\n"));
+ fprintf (stream, _("\
+ --defsym SYM=VAL define symbol SYM to given value\n"));
+#ifdef USE_EMULATIONS
+ {
+ int i;
+ char *def_em;
+
+ fprintf (stream, "\
+ --em=[");
+ for (i = 0; i < n_emulations-1; i++)
+ fprintf (stream, "%s | ", emulations[i]->name);
+ fprintf (stream, "%s]\n", emulations[i]->name);
+
+ def_em = getenv (EMULATION_ENVIRON);
+ if (!def_em)
+ def_em = DEFAULT_EMULATION;
+ fprintf (stream, _("\
+ emulate output (default %s)\n"), def_em);
+ }
+#endif
+ fprintf (stream, _("\
+ -f skip whitespace and comment preprocessing\n"));
+ fprintf (stream, _("\
+ --gstabs generate stabs debugging information\n"));
+ fprintf (stream, _("\
+ --gdwarf2 generate DWARF2 debugging information\n"));
+ fprintf (stream, _("\
+ --help show this message and exit\n"));
+ fprintf (stream, _("\
+ -I DIR add DIR to search list for .include directives\n"));
+ fprintf (stream, _("\
+ -J don't warn about signed overflow\n"));
+ fprintf (stream, _("\
+ -K warn when differences altered for long displacements\n"));
+ fprintf (stream, _("\
+ -L,--keep-locals keep local symbols (e.g. starting with `L')\n"));
+ fprintf (stream, _("\
+ -M,--mri assemble in MRI compatibility mode\n"));
+ fprintf (stream, _("\
+ --MD FILE write dependency information in FILE (default none)\n"));
+ fprintf (stream, _("\
+ -nocpp ignored\n"));
+ fprintf (stream, _("\
+ -o OBJFILE name the object-file output OBJFILE (default a.out)\n"));
+ fprintf (stream, _("\
+ -R fold data section into text section\n"));
+ fprintf (stream, _("\
+ --statistics print various measured statistics from execution\n"));
+ fprintf (stream, _("\
+ --strip-local-absolute strip local absolute symbols\n"));
+ fprintf (stream, _("\
+ --traditional-format Use same format as native assembler when possible\n"));
+ fprintf (stream, _("\
+ --version print assembler version number and exit\n"));
+ fprintf (stream, _("\
+ -W --no-warn suppress warnings\n"));
+ fprintf (stream, _("\
+ --warn don't suppress warnings\n"));
+ fprintf (stream, _("\
+ --fatal-warnings treat warnings as errors\n"));
+ fprintf (stream, _("\
+ --itbl INSTTBL extend instruction set to include instructions\n\
+ matching the specifications defined in file INSTTBL\n"));
+ fprintf (stream, _("\
+ -w ignored\n"));
+ fprintf (stream, _("\
+ -X ignored\n"));
+ fprintf (stream, _("\
+ -Z generate object file even after errors\n"));
+ fprintf (stream, _("\
+ --listing-lhs-width set the width in words of the output data column of\n\
+ the listing\n"));
+ fprintf (stream, _("\
+ --listing-lhs-width2 set the width in words of the continuation lines\n\
+ of the output data column; ignored if smaller than\n\
+ the width of the first line\n"));
+ fprintf (stream, _("\
+ --listing-rhs-width set the max width in characters of the lines from\n\
+ the source file\n"));
+ fprintf (stream, _("\
+ --listing-cont-lines set the maximum number of continuation lines used\n\
+ for the output data column of the listing\n"));
+
+ md_show_usage (stream);
+
+ fputc ('\n', stream);
+ fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
+}
+
/*
* Since it is easy to do here we interpret the special arg "-"
* to mean "use stdin" and we set that argv[] pointing to "".
* md_parse_option definitions in config/tc-*.c
*/
-void
+static void
parse_args (pargc, pargv)
int *pargc;
char ***pargv;
'v',
#endif
'w', 'X',
- /* New option for extending instruction set (see also --itbl below) */
- 't',
+ /* New option for extending instruction set (see also --itbl below) */
+ 't', ':',
'\0'
};
struct option *longopts;
static const struct option std_longopts[] = {
#define OPTION_HELP (OPTION_STD_BASE)
{"help", no_argument, NULL, OPTION_HELP},
+ {"keep-locals", no_argument, NULL, 'L'},
{"mri", no_argument, NULL, 'M'},
#define OPTION_NOCPP (OPTION_STD_BASE + 1)
{"nocpp", no_argument, NULL, OPTION_NOCPP},
{"defsym", required_argument, NULL, OPTION_DEFSYM},
#define OPTION_INSTTBL (OPTION_STD_BASE + 8)
/* New option for extending instruction set (see also -t above).
- * The "-t file" or "--itbl file" option extends the basic set
- * of valid instructions by reading "file", a text file containing
- * a list of instruction formats. The additional opcodes and their
- * formats are added to the built-in set of instructions, and
- * mnemonics for new registers may also be defined. */
- {"itbl", required_argument, NULL, OPTION_INSTTBL}
+ The "-t file" or "--itbl file" option extends the basic set of
+ valid instructions by reading "file", a text file containing a
+ list of instruction formats. The additional opcodes and their
+ formats are added to the built-in set of instructions, and
+ mnemonics for new registers may also be defined. */
+ {"itbl", required_argument, NULL, OPTION_INSTTBL},
+#define OPTION_LISTING_LHS_WIDTH (OPTION_STD_BASE + 9)
+ {"listing-lhs-width", required_argument, NULL, OPTION_LISTING_LHS_WIDTH},
+#define OPTION_LISTING_LHS_WIDTH2 (OPTION_STD_BASE + 10)
+ {"listing-lhs-width", required_argument, NULL, OPTION_LISTING_LHS_WIDTH2},
+#define OPTION_LISTING_RHS_WIDTH (OPTION_STD_BASE + 11)
+ {"listing-rhs-width", required_argument, NULL, OPTION_LISTING_RHS_WIDTH},
+#define OPTION_LISTING_CONT_LINES (OPTION_STD_BASE + 12)
+ {"listing-cont-lines", required_argument, NULL, OPTION_LISTING_CONT_LINES},
+#define OPTION_DEPFILE (OPTION_STD_BASE + 13)
+ {"MD", required_argument, NULL, OPTION_DEPFILE},
+#define OPTION_GSTABS (OPTION_STD_BASE + 14)
+ {"gstabs", no_argument, NULL, OPTION_GSTABS},
+#define OPTION_STRIP_LOCAL_ABSOLUTE (OPTION_STD_BASE + 15)
+ {"strip-local-absolute", no_argument, NULL, OPTION_STRIP_LOCAL_ABSOLUTE},
+#define OPTION_TRADITIONAL_FORMAT (OPTION_STD_BASE + 16)
+ {"traditional-format", no_argument, NULL, OPTION_TRADITIONAL_FORMAT},
+#define OPTION_GDWARF2 (OPTION_STD_BASE + 17)
+ {"gdwarf2", no_argument, NULL, OPTION_GDWARF2},
+ {"no-warn", no_argument, NULL, 'W'},
+#define OPTION_WARN (OPTION_STD_BASE + 18)
+ {"warn", no_argument, NULL, OPTION_WARN},
+#define OPTION_WARN_FATAL (OPTION_STD_BASE + 19)
+ {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}
};
/* Construct the option lists from the standard list and the
flag_print_statistics = 1;
break;
+ case OPTION_STRIP_LOCAL_ABSOLUTE:
+ flag_strip_local_absolute = 1;
+ break;
+
+ case OPTION_TRADITIONAL_FORMAT:
+ flag_traditional_format = 1;
+ break;
+
case OPTION_VERSION:
/* This output is intended to follow the GNU standards document. */
- printf ("GNU assembler %s\n", GAS_VERSION);
- printf ("Copyright 1996 Free Software Foundation, Inc.\n");
- printf ("\
+ printf (_("GNU assembler %s\n"), VERSION);
+ printf (_("Copyright 1997 Free Software Foundation, Inc.\n"));
+ printf (_("\
This program is free software; you may redistribute it under the terms of\n\
-the GNU General Public License. This program has absolutely no warranty.\n");
- printf ("This assembler was configured for a target of `%s'.\n",
+the GNU General Public License. This program has absolutely no warranty.\n"));
+ printf (_("This assembler was configured for a target of `%s'.\n"),
TARGET_ALIAS);
exit (EXIT_SUCCESS);
case OPTION_EMULATION:
#ifdef USE_EMULATIONS
if (strcmp (optarg, this_emulation->name))
- as_fatal ("multiple emulation names specified");
+ as_fatal (_("multiple emulation names specified"));
#else
- as_fatal ("emulations not handled in this configuration");
+ as_fatal (_("emulations not handled in this configuration"));
#endif
break;
case OPTION_DUMPCONFIG:
- fprintf (stderr, "alias = %s\n", TARGET_ALIAS);
- fprintf (stderr, "canonical = %s\n", TARGET_CANONICAL);
- fprintf (stderr, "cpu-type = %s\n", TARGET_CPU);
+ fprintf (stderr, _("alias = %s\n"), TARGET_ALIAS);
+ fprintf (stderr, _("canonical = %s\n"), TARGET_CANONICAL);
+ fprintf (stderr, _("cpu-type = %s\n"), TARGET_CPU);
#ifdef TARGET_OBJ_FORMAT
- fprintf (stderr, "format = %s\n", TARGET_OBJ_FORMAT);
+ fprintf (stderr, _("format = %s\n"), TARGET_OBJ_FORMAT);
#endif
#ifdef TARGET_FORMAT
- fprintf (stderr, "bfd-target = %s\n", TARGET_FORMAT);
+ fprintf (stderr, _("bfd-target = %s\n"), TARGET_FORMAT);
#endif
exit (EXIT_SUCCESS);
for (s = optarg; *s != '\0' && *s != '='; s++)
;
if (*s == '\0')
- as_fatal ("bad defsym; format is --defsym name=value");
+ as_fatal (_("bad defsym; format is --defsym name=value"));
*s++ = '\0';
i = strtol (s, (char **) NULL, 0);
n = (struct defsym_list *) xmalloc (sizeof *n);
formats, opcodes, register names, etc. */
struct itbl_file_list *n;
+ if (optarg == NULL)
+ {
+ as_warn ( _("No file name following -t option\n") );
+ break;
+ }
+
n = (struct itbl_file_list *) xmalloc (sizeof *n);
n->next = itbl_files;
n->name = optarg;
information from this table gets appended onto the existing
internal table. */
itbl_files->name = xstrdup (optarg);
- if (itbl_parse(itbl_files->name) != 0)
- {
- fprintf (stderr, "Failed to read instruction table %s\n",
- itbl_files->name);
- exit (EXIT_SUCCESS);
- }
+ if (itbl_parse (itbl_files->name) != 0)
+ {
+ fprintf (stderr, _("Failed to read instruction table %s\n"),
+ itbl_files->name);
+ exit (EXIT_SUCCESS);
+ }
}
break;
+ case OPTION_DEPFILE:
+ start_dependencies (optarg);
+ break;
+
+ case OPTION_GSTABS:
+ debug_type = DEBUG_STABS;
+ break;
+
+ case OPTION_GDWARF2:
+ debug_type = DEBUG_DWARF2;
+ break;
+
case 'J':
flag_signed_overflow_ok = 1;
break;
flag_keep_locals = 1;
break;
+ case OPTION_LISTING_LHS_WIDTH:
+ listing_lhs_width = atoi(optarg);
+ if (listing_lhs_width_second < listing_lhs_width)
+ listing_lhs_width_second = listing_lhs_width;
+ break;
+ case OPTION_LISTING_LHS_WIDTH2:
+ {
+ int tmp = atoi(optarg);
+ if (tmp > listing_lhs_width)
+ listing_lhs_width_second = tmp;
+ }
+ break;
+ case OPTION_LISTING_RHS_WIDTH:
+ listing_rhs_width = atoi(optarg);
+ break;
+ case OPTION_LISTING_CONT_LINES:
+ listing_lhs_cont_lines = atoi(optarg);
+ break;
+
case 'M':
flag_mri = 1;
#ifdef TC_M68K
flag_no_warnings = 1;
break;
+ case OPTION_WARN:
+ flag_no_warnings = 0;
+ flag_fatal_warnings = 0;
+ break;
+
+ case OPTION_WARN_FATAL:
+ flag_no_warnings = 0;
+ flag_fatal_warnings = 1;
+ break;
+
case 'Z':
flag_always_generate_output = 1;
break;
{
switch (*optarg)
{
+ case 'c':
+ listing |= LISTING_NOCOND;
+ break;
case 'd':
listing |= LISTING_NODEBUG;
break;
case 'l':
listing |= LISTING_LISTING;
break;
+ case 'm':
+ listing |= LISTING_MACEXP;
+ break;
case 'n':
listing |= LISTING_NOFORM;
break;
optarg += strlen (listing_filename);
break;
default:
- as_fatal ("invalid listing option `%c'", *optarg);
+ as_fatal (_("invalid listing option `%c'"), *optarg);
break;
}
optarg++;
*pargv = new_argv;
}
-static void dump_statistics ();
static long start_time;
int
start_time = get_run_time ();
+#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
+ setlocale (LC_MESSAGES, "");
+#endif
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
if (debug_memory)
{
perform_an_assembly_pass (argc, argv); /* Assemble it. */
+ cond_finish_check (-1);
+
#ifdef md_end
md_end ();
#endif
else
keep_it = 0;
+#if defined (BFD_ASSEMBLER) || !defined (BFD)
+ /* This used to be done at the start of write_object_file in
+ write.c, but that caused problems when doing listings when
+ keep_it was zero. This could probably be moved above md_end, but
+ I didn't want to risk the change. */
+ subsegs_finish ();
+#endif
+
if (keep_it)
write_object_file ();
output_file_close (out_file_name);
#endif
+ if (flag_fatal_warnings && had_warnings() > 0 && had_errors () == 0)
+ as_bad (_("%d warnings, treating warnings as errors"), had_warnings());
+
if (had_errors () > 0 && ! flag_always_generate_output)
keep_it = 0;
may not place the same interpretation on the value given. */
if (had_errors () > 0)
xexit (EXIT_FAILURE);
+
+ /* Only generate dependency file if assembler was successful. */
+ print_dependencies ();
+
xexit (EXIT_SUCCESS);
}
static void
dump_statistics ()
{
- extern char **environ;
#ifdef HAVE_SBRK
char *lim = (char *) sbrk (0);
#endif
long run_time = get_run_time () - start_time;
- fprintf (stderr, "%s: total time in assembly: %ld.%06ld\n",
+ fprintf (stderr, _("%s: total time in assembly: %ld.%06ld\n"),
myname, run_time / 1000000, run_time % 1000000);
#ifdef HAVE_SBRK
- fprintf (stderr, "%s: data size %ld\n",
+ fprintf (stderr, _("%s: data size %ld\n"),
myname, (long) (lim - (char *) &environ));
#endif
#else /* BFD_ASSEMBLER */
/* Create the standard sections, and those the assembler uses
internally. */
- text_section = subseg_new (".text", 0);
- data_section = subseg_new (".data", 0);
- bss_section = subseg_new (".bss", 0);
+ text_section = subseg_new (TEXT_SECTION_NAME, 0);
+ data_section = subseg_new (DATA_SECTION_NAME, 0);
+ bss_section = subseg_new (BSS_SECTION_NAME, 0);
/* @@ FIXME -- we're setting the RELOC flag so that sections are assumed
to have relocs, otherwise we don't find out in time. */
applicable = bfd_applicable_section_flags (stdoutput);
bfd_set_section_flags (stdoutput, text_section,
applicable & (SEC_ALLOC | SEC_LOAD | SEC_RELOC
| SEC_CODE | SEC_READONLY));
- /* @@ FIXME -- SEC_CODE seems to mean code only, rather than code possibly.*/
bfd_set_section_flags (stdoutput, data_section,
- applicable & (SEC_ALLOC | SEC_LOAD | SEC_RELOC));
+ applicable & (SEC_ALLOC | SEC_LOAD | SEC_RELOC
+ | SEC_DATA));
bfd_set_section_flags (stdoutput, bss_section, applicable & SEC_ALLOC);
seg_info (bss_section)->bss = 1;
subseg_new (BFD_ABS_SECTION_NAME, 0);
projects / deliverable / binutils-gdb.git / blobdiff