X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gas%2Fas.c;h=644c898d7deae90b32593fc9ccbb919acad56cfc;hb=bc4466dcf10e23054dc420c9eee11210dce0e9d8;hp=f27a3fe62cb6807f6e86af4588ea5854c6c0c18f;hpb=ed288bb597072176e84fc8279707a3f2f475779b;p=deliverable%2Fbinutils-gdb.git diff --git a/gas/as.c b/gas/as.c index f27a3fe62c..644c898d7d 100644 --- a/gas/as.c +++ b/gas/as.c @@ -1,5 +1,5 @@ /* as.c - GAS main program. - Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999 + 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. @@ -111,93 +111,13 @@ struct itbl_file_list static struct itbl_file_list *itbl_files; -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 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\ - --gstabs generate stabs debugging information\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-locals keep local symbols (e.g. starting with `L')\n")); - - fprintf (stream, _("\ - -M,--mri assemble in MRI compatibility mode\n\ - --MD FILE write dependency information in FILE (default none)\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\ - --strip-local-absolute strip local absolute symbols\n\ - --traditional-format Use same format as native assembler when possible\n\ - --version print assembler version number and exit\n\ - -W suppress warnings\n\ - --itbl INSTTBL extend instruction set to include instructions\n\ - matching the specifications defined in file INSTTBL\n\ - -w ignored\n\ - -X ignored\n\ - -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\ - --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\ - --listing-rhs-width set the max width in characters of the lines from\n\ - the source file\n\ - --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); - - fprintf (stream, _("\nReport bugs to bug-gnu-utils@gnu.org\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; +extern struct emulation i386coff, i386elf, i386aout; +extern struct emulation crisaout, criself; static struct emulation *const emulations[] = { EMULATIONS }; static const int n_emulations = sizeof (emulations) / sizeof (emulations[0]); @@ -279,6 +199,134 @@ common_emul_init () } #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 "". @@ -370,16 +418,26 @@ parse_args (pargc, pargv) #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} + {"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 - target dependent list. */ + /* Construct the option lists from the standard list and the target + dependent list. Include space for an extra NULL option and + always NULL terminate. */ shortopts = concat (std_shortopts, md_shortopts, (char *) NULL); - longopts = (struct option *) xmalloc (sizeof (std_longopts) + md_longopts_size); + longopts = (struct option *) xmalloc (sizeof (std_longopts) + + md_longopts_size + + sizeof (struct option)); memcpy (longopts, std_longopts, sizeof (std_longopts)); memcpy ((char *) longopts + sizeof (std_longopts), md_longopts, md_longopts_size); + memset ((char *) longopts + sizeof (std_longopts) + md_longopts_size, + 0, sizeof (struct option)); /* Make a local copy of the old argv. */ old_argc = *pargc; @@ -462,7 +520,7 @@ parse_args (pargc, pargv) case OPTION_VERSION: /* This output is intended to follow the GNU standards document. */ printf (_("GNU assembler %s\n"), VERSION); - printf (_("Copyright 1997 Free Software Foundation, Inc.\n")); + printf (_("Copyright 2000 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")); @@ -494,7 +552,7 @@ the GNU General Public License. This program has absolutely no warranty.\n")); case OPTION_DEFSYM: { char *s; - long i; + valueT i; struct defsym_list *n; for (s = optarg; *s != '\0' && *s != '='; s++) @@ -502,7 +560,11 @@ the GNU General Public License. This program has absolutely no warranty.\n")); if (*s == '\0') as_fatal (_("bad defsym; format is --defsym name=value")); *s++ = '\0'; +#ifdef BFD_ASSEMBLER + i = bfd_scan_vma (s, (const char **) NULL, 0); +#else i = strtol (s, (char **) NULL, 0); +#endif n = (struct defsym_list *) xmalloc (sizeof *n); n->next = defsyms; n->name = optarg; @@ -603,6 +665,16 @@ the GNU General Public License. This program has absolutely no warranty.\n")); 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; @@ -610,6 +682,9 @@ the GNU General Public License. This program has absolutely no warranty.\n")); case 'a': if (optarg) { + if (md_parse_option (optc, optarg) != 0) + break; + while (*optarg) { switch (*optarg) @@ -833,6 +908,9 @@ main (argc, argv) 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; @@ -949,9 +1027,9 @@ perform_an_assembly_pass (argc, argv) 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);