/* as.c - GAS main program.
- Copyright 1987-2013 Free Software Foundation, Inc.
+ Copyright (C) 1987-2015 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
int verbose = 0;
/* Keep the output file. */
-int keep_it = 0;
+static int keep_it = 0;
segT reg_section;
segT expr_section;
#define EMULATION_ENVIRON "AS_EMULATION"
extern struct emulation mipsbelf, mipslelf, mipself;
-extern struct emulation mipsbecoff, mipslecoff, mipsecoff;
extern struct emulation i386coff, i386elf, i386aout;
extern struct emulation crisaout, criself;
fprintf (stream, _("\
--alternate initially turn on alternate macro syntax\n"));
-#ifdef HAVE_ZLIB_H
fprintf (stream, _("\
- --compress-debug-sections\n\
+ --compress-debug-sections[={none|zlib|zlib-gnu|zlib-gabi}]\n\
compress DWARF debug sections using zlib\n"));
fprintf (stream, _("\
--nocompress-debug-sections\n\
don't compress DWARF debug sections\n"));
-#endif /* HAVE_ZLIB_H */
fprintf (stream, _("\
-D produce assembler debugging messages\n"));
fprintf (stream, _("\
fprintf (stream, _("\
--size-check=[error|warning]\n\
ELF .size directive check (default --size-check=error)\n"));
+ fprintf (stream, _("\
+ --sectname-subst enable section name substitution sequences\n"));
#endif
fprintf (stream, _("\
-f skip whitespace and comment preprocessing\n"));
OPTION_EXECSTACK,
OPTION_NOEXECSTACK,
OPTION_SIZE_CHECK,
+ OPTION_SECTNAME_SUBST,
OPTION_ALTERNATE,
OPTION_AL,
OPTION_HASH_TABLE_SIZE,
,{"a", optional_argument, NULL, 'a'}
/* Handle -al=<FILE>. */
,{"al", optional_argument, NULL, OPTION_AL}
- ,{"compress-debug-sections", no_argument, NULL, OPTION_COMPRESS_DEBUG}
+ ,{"compress-debug-sections", optional_argument, NULL, OPTION_COMPRESS_DEBUG}
,{"nocompress-debug-sections", no_argument, NULL, OPTION_NOCOMPRESS_DEBUG}
,{"debug-prefix-map", required_argument, NULL, OPTION_DEBUG_PREFIX_MAP}
,{"defsym", required_argument, NULL, OPTION_DEFSYM}
,{"execstack", no_argument, NULL, OPTION_EXECSTACK}
,{"noexecstack", no_argument, NULL, OPTION_NOEXECSTACK}
,{"size-check", required_argument, NULL, OPTION_SIZE_CHECK}
+ ,{"sectname-subst", no_argument, NULL, OPTION_SECTNAME_SUBST}
#endif
,{"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}
,{"gdwarf-2", no_argument, NULL, OPTION_GDWARF2}
case OPTION_VERSION:
/* This output is intended to follow the GNU standards document. */
printf (_("GNU assembler %s\n"), BFD_VERSION_STRING);
- printf (_("Copyright 2013 Free Software Foundation, Inc.\n"));
+ printf (_("Copyright (C) 2015 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 version 3 or later.\n\
exit (EXIT_SUCCESS);
case OPTION_COMPRESS_DEBUG:
-#ifdef HAVE_ZLIB_H
- flag_compress_debug = 1;
+ if (optarg)
+ {
+#if defined OBJ_ELF || defined OBJ_MAYBE_ELF
+ if (strcasecmp (optarg, "none") == 0)
+ flag_compress_debug = COMPRESS_DEBUG_NONE;
+ else if (strcasecmp (optarg, "zlib") == 0)
+ flag_compress_debug = COMPRESS_DEBUG_GABI_ZLIB;
+ else if (strcasecmp (optarg, "zlib-gnu") == 0)
+ flag_compress_debug = COMPRESS_DEBUG_GNU_ZLIB;
+ else if (strcasecmp (optarg, "zlib-gabi") == 0)
+ flag_compress_debug = COMPRESS_DEBUG_GABI_ZLIB;
+ else
+ as_fatal (_("Invalid --compress-debug-sections option: `%s'"),
+ optarg);
#else
- as_warn (_("cannot compress debug sections (zlib not installed)"));
-#endif /* HAVE_ZLIB_H */
+ as_fatal (_("--compress-debug-sections=%s is unsupported"),
+ optarg);
+#endif
+ }
+ else
+ flag_compress_debug = COMPRESS_DEBUG_GABI_ZLIB;
break;
case OPTION_NOCOMPRESS_DEBUG:
- flag_compress_debug = 0;
+ flag_compress_debug = COMPRESS_DEBUG_NONE;
break;
case OPTION_DEBUG_PREFIX_MAP:
else
as_fatal (_("Invalid --size-check= option: `%s'"), optarg);
break;
+
+ case OPTION_SECTNAME_SUBST:
+ flag_sectname_subst = 1;
+ break;
#endif
case 'Z':
flag_always_generate_output = 1;
read_a_source_file ("");
}
\f
-#ifdef OBJ_ELF
-static void
-create_obj_attrs_section (void)
-{
- segT s;
- char *p;
- offsetT size;
- const char *name;
-
- size = bfd_elf_obj_attr_size (stdoutput);
- if (size)
- {
- name = get_elf_backend_data (stdoutput)->obj_attrs_section;
- if (!name)
- name = ".gnu.attributes";
- s = subseg_new (name, 0);
- elf_section_type (s)
- = get_elf_backend_data (stdoutput)->obj_attrs_section_type;
- bfd_set_section_flags (stdoutput, s, SEC_READONLY | SEC_DATA);
- frag_now_fix ();
- p = frag_more (size);
- bfd_elf_set_obj_attr_contents (stdoutput, (bfd_byte *)p, size);
- }
-}
-#endif
-\f
int
main (int argc, char ** argv)
md_end ();
#endif
-#ifdef OBJ_ELF
- if (IS_ELF)
- create_obj_attrs_section ();
-#endif
-
#if defined OBJ_ELF || defined OBJ_MAYBE_ELF
if ((flag_execstack || flag_noexecstack)
&& OUTPUT_FLAVOR == bfd_target_elf_flavour)
directives from the user or by the backend, emit it now. */
cfi_finish ();
- if (seen_at_least_1_file ()
- && (flag_always_generate_output || had_errors () == 0))
- keep_it = 1;
- else
- keep_it = 0;
+ keep_it = 0;
+ if (seen_at_least_1_file ())
+ {
+ int n_warns, n_errs;
+ char warn_msg[50];
+ char err_msg[50];
- /* 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 ();
+ write_object_file ();
- if (keep_it)
- write_object_file ();
+ n_warns = had_warnings ();
+ n_errs = had_errors ();
+
+ if (n_warns == 1)
+ sprintf (warn_msg, _("%d warning"), n_warns);
+ else
+ sprintf (warn_msg, _("%d warnings"), n_warns);
+ if (n_errs == 1)
+ sprintf (err_msg, _("%d error"), n_errs);
+ else
+ sprintf (err_msg, _("%d errors"), n_errs);
+
+ if (flag_fatal_warnings && n_warns != 0)
+ {
+ if (n_errs == 0)
+ as_bad (_("%s, treating warnings as errors"), warn_msg);
+ n_errs += n_warns;
+ }
+
+ if (n_errs == 0)
+ keep_it = 1;
+ else if (flag_always_generate_output)
+ {
+ /* The -Z flag indicates that an object file should be generated,
+ regardless of warnings and errors. */
+ keep_it = 1;
+ fprintf (stderr, _("%s, %s, generating bad object file\n"),
+ err_msg, warn_msg);
+ }
+ }
fflush (stderr);
listing_print (listing_filename, argv_orig);
#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;
-
input_scrub_end ();
END_PROGRESS (myname);
/* Use xexit instead of return, because under VMS environments they
may not place the same interpretation on the value given. */
- if (had_errors () > 0)
+ if (had_errors () != 0)
xexit (EXIT_FAILURE);
/* Only generate dependency file if assembler was successful. */