1991-04-04 18:19:53 +00:00
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/* as.c - GAS main program.
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1994-01-26 02:34:20 +00:00
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Copyright (C) 1987, 1990, 1991, 1992, 1994 Free Software Foundation, Inc.
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1992-11-23 20:39:57 +00:00
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1992-02-13 08:33:54 +00:00
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This file is part of GAS, the GNU Assembler.
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1992-11-23 20:39:57 +00:00
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1992-02-13 08:33:54 +00:00
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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1992-11-23 20:39:57 +00:00
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1992-02-13 08:33:54 +00:00
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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1992-11-23 20:39:57 +00:00
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1992-02-13 08:33:54 +00:00
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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1991-04-04 18:19:53 +00:00
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/*
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* Main program for AS; a 32-bit assembler of GNU.
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* Understands command arguments.
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* Has a few routines that don't fit in other modules because they
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* are shared.
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*
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*
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* bugs
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*
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* : initialisers
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* Since no-one else says they will support them in future: I
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* don't support them now.
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*
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*/
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1994-06-02 21:00:19 +00:00
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#include "ansidecl.h"
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#include "libiberty.h"
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1991-04-04 18:19:53 +00:00
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#define COMMON
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#include "as.h"
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1992-01-21 22:14:16 +00:00
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#include "subsegs.h"
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1993-10-29 20:35:26 +00:00
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#include "output-file.h"
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1993-03-30 15:15:53 +00:00
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1993-07-07 12:33:11 +00:00
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static void perform_an_assembly_pass PARAMS ((int argc, char **argv));
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1991-04-04 18:19:53 +00:00
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1992-11-23 20:39:57 +00:00
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int listing; /* true if a listing is wanted */
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1992-01-21 22:14:16 +00:00
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1992-11-23 20:39:57 +00:00
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char *myname; /* argv[0] */
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1993-02-24 12:57:00 +00:00
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#ifdef BFD_ASSEMBLER
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1993-10-29 20:35:26 +00:00
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segT reg_section, expr_section;
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1993-02-24 12:57:00 +00:00
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segT text_section, data_section, bss_section;
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#endif
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1994-01-26 02:34:20 +00:00
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1991-04-04 18:19:53 +00:00
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1993-07-07 12:33:11 +00:00
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void
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print_version_id ()
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{
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static int printed;
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if (printed)
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return;
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printed = 1;
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fprintf (stderr, "GNU assembler version %s (%s)", GAS_VERSION, TARGET_ALIAS);
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#ifdef BFD_ASSEMBLER
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fprintf (stderr, ", using BFD version %s", BFD_VERSION);
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#endif
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fprintf (stderr, "\n");
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}
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1994-06-02 21:00:19 +00:00
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void
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show_usage (stream)
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FILE *stream;
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1991-04-04 18:19:53 +00:00
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{
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1994-06-02 21:00:19 +00:00
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fprintf (stream, "Usage: %s [option...] [asmfile...]\n", myname);
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fprintf (stream, "\
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Options:\n\
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-a[sub-option...] turn on listings\n\
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Sub-options [default hls]:\n\
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d omit debugging directives\n\
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h include high-level source\n\
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l include assembly\n\
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n omit forms processing\n\
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gcc lint.
* as.c (main): Move a inside the #if 0 block which uses it.
* ecoff.c (current_stabs_filename): Make const.
* frags.h (frag_align_pattern): Declare.
* gasp.c (new_file): Cast isp to long, and use %ld to print it.
* config/tc-alpha.h (md_operand): Add cast to void.
(alpha_do_align): Declare argument types.
(tc_get_register): Declare.
(alpha_frob_ecoff_data): Declare.
* config/tc-alpha.c: Include <ctype.h>.
(s_mask): Don't declare; does not exist.
(line_comment_chars): Remove /* from descriptive comment.
(tc_get_register): Remove unused local reg.
(tc_gen_reloc): Don't bother to compare unsigned to zero.
(s_base): Correct warning to actually print register number.
(md_begin): Remove unused locals retval, lose, and i.
(alpha_fix_adjustable): Move default case inside switch to avoid
warning.
(load_symbol_address): Remove unused locals reloc_addr, p, sym,
and addend.
(emit_byte_manip_r): Declare types for all arguments.
(emit_extract_r, emit_insert_r, emit_mask_r): Likewise.
(emit_sign_extend, emit_bis_r, s_proc): Likewise.
(alpha_ip): Use sprint_value to print offsetT value. Remove
unused local size. Remove unused label get_macro.
(alpha_do_align): Make fill const.
(md_apply_fix): Remove unused label check_zov.
1994-08-24 21:48:18 +00:00
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s include symbols\n");
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fprintf (stream, "\
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1994-06-03 21:19:02 +00:00
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-D produce assembler debugging messages\n\
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1994-06-02 21:00:19 +00:00
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-f skip whitespace and comment preprocessing\n\
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--help show this message and exit\n\
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-I DIR add DIR to search list for .include directives\n\
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-J don't warn about signed overflow\n\
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-K warn when differences altered for long displacements\n\
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-L keep local symbols (starting with `L')\n");
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fprintf (stream, "\
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1994-06-03 21:19:02 +00:00
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-nocpp ignored\n\
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1994-06-03 17:42:27 +00:00
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-o OBJFILE name the object-file output OBJFILE (default a.out)\n\
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1994-06-02 21:00:19 +00:00
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-R fold data section into text section\n\
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--statistics print maximum bytes and total seconds used\n\
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--version print assembler version number and exit\n\
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-W suppress warnings\n\
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-w ignored\n\
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1994-06-03 21:19:02 +00:00
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-X ignored\n\
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1994-06-02 21:00:19 +00:00
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-Z generate object file even after errors\n");
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1994-06-03 17:42:27 +00:00
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md_show_usage (stream);
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1994-06-02 21:00:19 +00:00
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}
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1995-05-23 00:09:34 +00:00
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#ifdef USE_EMULATIONS
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#define EMULATION_ENVIRON "AS_EMULATION"
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extern struct emulation mipsbelf, mipslelf, mipself;
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extern struct emulation mipsbecoff, mipslecoff, mipsecoff;
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static const char *emulation_name;
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static struct emulation *const emulations[] = { EMULATIONS };
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static const int n_emulations = sizeof (emulations) / sizeof (emulations[0]);
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static void
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select_emulation_mode (argc, argv)
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int argc;
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char **argv;
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{
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int i;
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char *p, *em = 0;
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for (i = 1; i < argc; i++)
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if (!strncmp ("--em", argv[i], 4))
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break;
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if (i == argc)
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goto do_default;
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p = strchr (argv[i], '=');
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if (p)
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p++;
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else
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p = argv[i+1];
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if (!p || !*p)
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as_fatal ("missing emulation mode name");
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em = p;
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do_default:
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if (em == 0)
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em = getenv (EMULATION_ENVIRON);
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if (em == 0)
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em = DEFAULT_EMULATION;
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if (em)
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{
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for (i = 0; i < n_emulations; i++)
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if (!strcmp (emulations[i]->name, em))
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break;
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if (i == n_emulations)
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as_fatal ("unrecognized emulation name `%s'", em);
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this_emulation = emulations[i];
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}
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else
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this_emulation = emulations[0];
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this_emulation->init ();
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}
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const char *
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default_emul_bfd_name ()
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{
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abort ();
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}
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void
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common_emul_init ()
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{
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this_format = this_emulation->format;
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if (this_emulation->leading_underscore == 2)
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this_emulation->leading_underscore = this_format->dfl_leading_underscore;
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if (this_emulation->default_endian != 2)
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target_big_endian = this_emulation->default_endian;
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if (this_emulation->fake_label_name == 0)
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{
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if (this_emulation->leading_underscore)
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this_emulation->fake_label_name = "L0\001";
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else
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/* What other parameters should we test? */
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this_emulation->fake_label_name = ".L0\001";
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}
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}
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#endif
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1994-06-02 21:00:19 +00:00
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/*
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* Since it is easy to do here we interpret the special arg "-"
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* to mean "use stdin" and we set that argv[] pointing to "".
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* After we have munged argv[], the only things left are source file
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* name(s) and ""(s) denoting stdin. These file names are used
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* (perhaps more than once) later.
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1994-06-03 17:42:27 +00:00
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*
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1994-06-02 21:00:19 +00:00
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* check for new machine-dep cmdline options in
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* md_parse_option definitions in config/tc-*.c
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*/
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void
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1994-06-03 17:42:27 +00:00
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parse_args (pargc, pargv)
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int *pargc;
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char ***pargv;
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1994-06-02 21:00:19 +00:00
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{
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1994-06-03 17:42:27 +00:00
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int old_argc, new_argc;
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char **old_argv, **new_argv;
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/* Starting the short option string with '-' is for programs that
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expect options and other ARGV-elements in any order and that care about
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the ordering of the two. We describe each non-option ARGV-element
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as if it were the argument of an option with character code 1. */
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char *shortopts;
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extern CONST char *md_shortopts;
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1994-11-26 00:17:52 +00:00
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#ifdef VMS
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/* -v takes an argument on VMS, so we don't make it a generic option. */
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* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
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CONST char *std_shortopts = "-JKLRWZfa::DI:o:wX";
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gcc lint.
* as.c (main): Move a inside the #if 0 block which uses it.
* ecoff.c (current_stabs_filename): Make const.
* frags.h (frag_align_pattern): Declare.
* gasp.c (new_file): Cast isp to long, and use %ld to print it.
* config/tc-alpha.h (md_operand): Add cast to void.
(alpha_do_align): Declare argument types.
(tc_get_register): Declare.
(alpha_frob_ecoff_data): Declare.
* config/tc-alpha.c: Include <ctype.h>.
(s_mask): Don't declare; does not exist.
(line_comment_chars): Remove /* from descriptive comment.
(tc_get_register): Remove unused local reg.
(tc_gen_reloc): Don't bother to compare unsigned to zero.
(s_base): Correct warning to actually print register number.
(md_begin): Remove unused locals retval, lose, and i.
(alpha_fix_adjustable): Move default case inside switch to avoid
warning.
(load_symbol_address): Remove unused locals reloc_addr, p, sym,
and addend.
(emit_byte_manip_r): Declare types for all arguments.
(emit_extract_r, emit_insert_r, emit_mask_r): Likewise.
(emit_sign_extend, emit_bis_r, s_proc): Likewise.
(alpha_ip): Use sprint_value to print offsetT value. Remove
unused local size. Remove unused label get_macro.
(alpha_do_align): Make fill const.
(md_apply_fix): Remove unused label check_zov.
1994-08-24 21:48:18 +00:00
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#else
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CONST char *std_shortopts = "-JKLRWZfa::DI:o:vwX";
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#endif
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1994-06-03 17:42:27 +00:00
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struct option *longopts;
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extern struct option md_longopts[];
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extern size_t md_longopts_size;
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1994-09-13 23:07:48 +00:00
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static const struct option std_longopts[] = {
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1994-06-03 17:42:27 +00:00
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#define OPTION_HELP (OPTION_STD_BASE)
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{"help", no_argument, NULL, OPTION_HELP},
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#define OPTION_NOCPP (OPTION_STD_BASE + 1)
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{"nocpp", no_argument, NULL, OPTION_NOCPP},
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#define OPTION_STATISTICS (OPTION_STD_BASE + 2)
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{"statistics", no_argument, NULL, OPTION_STATISTICS},
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#define OPTION_VERSION (OPTION_STD_BASE + 3)
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{"version", no_argument, NULL, OPTION_VERSION},
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1994-09-13 23:07:48 +00:00
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#define OPTION_DUMPCONFIG (OPTION_STD_BASE + 4)
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|
{"dump-config", no_argument, NULL, OPTION_DUMPCONFIG},
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1994-11-26 00:17:52 +00:00
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|
#define OPTION_VERBOSE (OPTION_STD_BASE + 5)
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|
{"verbose", no_argument, NULL, OPTION_VERBOSE},
|
1995-05-23 00:09:34 +00:00
|
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|
|
#define OPTION_EMULATION (OPTION_STD_BASE + 6)
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|
{"emulation", required_argument, NULL, OPTION_EMULATION},
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1994-06-03 17:42:27 +00:00
|
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|
|
};
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|
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|
|
/* Construct the option lists from the standard list and the
|
|
|
|
|
target dependent list. */
|
|
|
|
|
shortopts = concat (std_shortopts, md_shortopts, (char *) NULL);
|
gcc lint.
* as.c (main): Move a inside the #if 0 block which uses it.
* ecoff.c (current_stabs_filename): Make const.
* frags.h (frag_align_pattern): Declare.
* gasp.c (new_file): Cast isp to long, and use %ld to print it.
* config/tc-alpha.h (md_operand): Add cast to void.
(alpha_do_align): Declare argument types.
(tc_get_register): Declare.
(alpha_frob_ecoff_data): Declare.
* config/tc-alpha.c: Include <ctype.h>.
(s_mask): Don't declare; does not exist.
(line_comment_chars): Remove /* from descriptive comment.
(tc_get_register): Remove unused local reg.
(tc_gen_reloc): Don't bother to compare unsigned to zero.
(s_base): Correct warning to actually print register number.
(md_begin): Remove unused locals retval, lose, and i.
(alpha_fix_adjustable): Move default case inside switch to avoid
warning.
(load_symbol_address): Remove unused locals reloc_addr, p, sym,
and addend.
(emit_byte_manip_r): Declare types for all arguments.
(emit_extract_r, emit_insert_r, emit_mask_r): Likewise.
(emit_sign_extend, emit_bis_r, s_proc): Likewise.
(alpha_ip): Use sprint_value to print offsetT value. Remove
unused local size. Remove unused label get_macro.
(alpha_do_align): Make fill const.
(md_apply_fix): Remove unused label check_zov.
1994-08-24 21:48:18 +00:00
|
|
|
|
longopts = (struct option *) xmalloc (sizeof (std_longopts) + md_longopts_size);
|
1994-06-03 17:42:27 +00:00
|
|
|
|
memcpy (longopts, std_longopts, sizeof (std_longopts));
|
|
|
|
|
memcpy ((char *) longopts + sizeof (std_longopts),
|
|
|
|
|
md_longopts, md_longopts_size);
|
|
|
|
|
|
|
|
|
|
/* Make a local copy of the old argv. */
|
|
|
|
|
old_argc = *pargc;
|
|
|
|
|
old_argv = *pargv;
|
|
|
|
|
|
|
|
|
|
/* Initialize a new argv that contains no options. */
|
|
|
|
|
new_argv = (char **) xmalloc (sizeof (char *) * (old_argc + 1));
|
|
|
|
|
new_argv[0] = old_argv[0];
|
|
|
|
|
new_argc = 1;
|
|
|
|
|
new_argv[new_argc] = NULL;
|
|
|
|
|
|
|
|
|
|
while (1)
|
1992-11-23 20:39:57 +00:00
|
|
|
|
{
|
1994-06-03 17:42:27 +00:00
|
|
|
|
/* getopt_long_only is like getopt_long, but '-' as well as '--' can
|
|
|
|
|
indicate a long option. */
|
|
|
|
|
int longind;
|
|
|
|
|
int optc = getopt_long_only (old_argc, old_argv, shortopts, longopts,
|
|
|
|
|
&longind);
|
1994-06-02 21:00:19 +00:00
|
|
|
|
|
1994-06-03 17:42:27 +00:00
|
|
|
|
if (optc == -1)
|
|
|
|
|
break;
|
1992-11-23 20:39:57 +00:00
|
|
|
|
|
1994-06-03 17:42:27 +00:00
|
|
|
|
switch (optc)
|
|
|
|
|
{
|
|
|
|
|
default:
|
|
|
|
|
/* md_parse_option should return 1 if it recognizes optc,
|
|
|
|
|
0 if not. */
|
1994-11-26 00:17:52 +00:00
|
|
|
|
if (md_parse_option (optc, optarg) != 0)
|
|
|
|
|
break;
|
|
|
|
|
/* `-v' isn't included in the general short_opts list, so check for
|
|
|
|
|
it explicity here before deciding we've gotten a bad argument. */
|
|
|
|
|
if (optc == 'v')
|
|
|
|
|
{
|
|
|
|
|
#ifdef VMS
|
|
|
|
|
/* Telling getopt to treat -v's value as optional can result
|
|
|
|
|
in it picking up a following filename argument here. The
|
|
|
|
|
VMS code in md_parse_option can return 0 in that case,
|
|
|
|
|
but it has no way of pushing the filename argument back. */
|
|
|
|
|
if (optarg && *optarg)
|
|
|
|
|
new_argv[new_argc++] = optarg, new_argv[new_argc] = NULL;
|
|
|
|
|
else
|
|
|
|
|
#else
|
|
|
|
|
case 'v':
|
|
|
|
|
#endif
|
|
|
|
|
case OPTION_VERBOSE:
|
|
|
|
|
print_version_id ();
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
/*FALLTHRU*/
|
1994-06-03 17:42:27 +00:00
|
|
|
|
|
|
|
|
|
case '?':
|
|
|
|
|
exit (EXIT_FAILURE);
|
|
|
|
|
|
|
|
|
|
case 1: /* File name. */
|
|
|
|
|
if (!strcmp (optarg, "-"))
|
|
|
|
|
optarg = "";
|
|
|
|
|
new_argv[new_argc++] = optarg;
|
|
|
|
|
new_argv[new_argc] = NULL;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_HELP:
|
|
|
|
|
show_usage (stdout);
|
1994-09-13 23:07:48 +00:00
|
|
|
|
exit (EXIT_SUCCESS);
|
1994-06-03 17:42:27 +00:00
|
|
|
|
|
|
|
|
|
case OPTION_NOCPP:
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_STATISTICS:
|
1994-09-13 23:07:48 +00:00
|
|
|
|
flag_print_statistics = 1;
|
1994-06-03 17:42:27 +00:00
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_VERSION:
|
|
|
|
|
print_version_id ();
|
1994-09-13 23:07:48 +00:00
|
|
|
|
exit (EXIT_SUCCESS);
|
|
|
|
|
|
1995-05-23 00:09:34 +00:00
|
|
|
|
case OPTION_EMULATION:
|
|
|
|
|
/* Already handled; ignore it this time, except error checking. */
|
|
|
|
|
if (strcmp (optarg, this_emulation->name))
|
|
|
|
|
as_fatal ("multiple emulation names specified");
|
|
|
|
|
break;
|
|
|
|
|
|
1994-09-13 23:07:48 +00:00
|
|
|
|
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);
|
|
|
|
|
#ifdef TARGET_OBJ_FORMAT
|
|
|
|
|
fprintf (stderr, "format = %s\n", TARGET_OBJ_FORMAT);
|
|
|
|
|
#endif
|
|
|
|
|
#ifdef TARGET_FORMAT
|
|
|
|
|
fprintf (stderr, "bfd-target = %s\n", TARGET_FORMAT);
|
|
|
|
|
#endif
|
|
|
|
|
exit (EXIT_SUCCESS);
|
1994-06-03 17:42:27 +00:00
|
|
|
|
|
|
|
|
|
case 'J':
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
flag_signed_overflow_ok = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
1994-06-03 17:42:27 +00:00
|
|
|
|
case 'K':
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
flag_warn_displacement = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
1994-06-03 17:42:27 +00:00
|
|
|
|
case 'L':
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
flag_keep_locals = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
1994-06-03 17:42:27 +00:00
|
|
|
|
case 'R':
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
flag_readonly_data_in_text = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
1994-06-03 17:42:27 +00:00
|
|
|
|
case 'W':
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
flag_no_warnings = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
1994-06-03 17:42:27 +00:00
|
|
|
|
case 'Z':
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
flag_always_generate_output = 1;
|
1994-06-03 17:42:27 +00:00
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'a':
|
|
|
|
|
if (optarg)
|
1992-11-23 20:39:57 +00:00
|
|
|
|
{
|
1994-06-03 17:42:27 +00:00
|
|
|
|
while (*optarg)
|
1993-03-30 15:15:53 +00:00
|
|
|
|
{
|
1994-06-03 17:42:27 +00:00
|
|
|
|
switch (*optarg)
|
|
|
|
|
{
|
|
|
|
|
case 'd':
|
|
|
|
|
listing |= LISTING_NODEBUG;
|
|
|
|
|
break;
|
|
|
|
|
case 'h':
|
|
|
|
|
listing |= LISTING_HLL;
|
|
|
|
|
break;
|
|
|
|
|
case 'l':
|
|
|
|
|
listing |= LISTING_LISTING;
|
|
|
|
|
break;
|
|
|
|
|
case 'n':
|
|
|
|
|
listing |= LISTING_NOFORM;
|
|
|
|
|
break;
|
|
|
|
|
case 's':
|
|
|
|
|
listing |= LISTING_SYMBOLS;
|
|
|
|
|
break;
|
|
|
|
|
default:
|
1994-09-13 23:07:48 +00:00
|
|
|
|
as_fatal ("invalid listing option `%c'", *optarg);
|
1994-06-03 17:42:27 +00:00
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
optarg++;
|
1993-03-30 15:15:53 +00:00
|
|
|
|
}
|
1992-11-23 20:39:57 +00:00
|
|
|
|
}
|
1994-06-03 17:42:27 +00:00
|
|
|
|
if (!listing)
|
|
|
|
|
listing = LISTING_DEFAULT;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'D':
|
|
|
|
|
/* DEBUG is implemented: it debugs different */
|
1994-06-03 21:19:02 +00:00
|
|
|
|
/* things from other people's assemblers. */
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
flag_debug = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'f':
|
|
|
|
|
flag_no_comments = 1;
|
1994-06-03 17:42:27 +00:00
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'I':
|
|
|
|
|
{ /* Include file directory */
|
|
|
|
|
char *temp = strdup (optarg);
|
|
|
|
|
if (!temp)
|
|
|
|
|
as_fatal ("virtual memory exhausted");
|
|
|
|
|
add_include_dir (temp);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
case 'o':
|
|
|
|
|
out_file_name = strdup (optarg);
|
|
|
|
|
if (!out_file_name)
|
|
|
|
|
as_fatal ("virtual memory exhausted");
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'w':
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'X':
|
|
|
|
|
/* -X means treat warnings as errors */
|
|
|
|
|
break;
|
1992-11-23 20:39:57 +00:00
|
|
|
|
}
|
|
|
|
|
}
|
1994-06-03 17:42:27 +00:00
|
|
|
|
|
|
|
|
|
free (shortopts);
|
|
|
|
|
free (longopts);
|
|
|
|
|
|
|
|
|
|
*pargc = new_argc;
|
|
|
|
|
*pargv = new_argv;
|
1994-06-02 21:00:19 +00:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
|
main (argc, argv)
|
|
|
|
|
int argc;
|
|
|
|
|
char **argv;
|
|
|
|
|
{
|
|
|
|
|
int keep_it;
|
|
|
|
|
long start_time = get_run_time ();
|
|
|
|
|
|
gcc lint.
* as.c (main): Move a inside the #if 0 block which uses it.
* ecoff.c (current_stabs_filename): Make const.
* frags.h (frag_align_pattern): Declare.
* gasp.c (new_file): Cast isp to long, and use %ld to print it.
* config/tc-alpha.h (md_operand): Add cast to void.
(alpha_do_align): Declare argument types.
(tc_get_register): Declare.
(alpha_frob_ecoff_data): Declare.
* config/tc-alpha.c: Include <ctype.h>.
(s_mask): Don't declare; does not exist.
(line_comment_chars): Remove /* from descriptive comment.
(tc_get_register): Remove unused local reg.
(tc_gen_reloc): Don't bother to compare unsigned to zero.
(s_base): Correct warning to actually print register number.
(md_begin): Remove unused locals retval, lose, and i.
(alpha_fix_adjustable): Move default case inside switch to avoid
warning.
(load_symbol_address): Remove unused locals reloc_addr, p, sym,
and addend.
(emit_byte_manip_r): Declare types for all arguments.
(emit_extract_r, emit_insert_r, emit_mask_r): Likewise.
(emit_sign_extend, emit_bis_r, s_proc): Likewise.
(alpha_ip): Use sprint_value to print offsetT value. Remove
unused local size. Remove unused label get_macro.
(alpha_do_align): Make fill const.
(md_apply_fix): Remove unused label check_zov.
1994-08-24 21:48:18 +00:00
|
|
|
|
#ifdef HOST_SPECIAL_INIT
|
|
|
|
|
HOST_SPECIAL_INIT (argc, argv);
|
|
|
|
|
#endif
|
1994-09-13 23:07:48 +00:00
|
|
|
|
|
1994-06-02 21:00:19 +00:00
|
|
|
|
myname = argv[0];
|
1994-11-30 00:56:43 +00:00
|
|
|
|
xmalloc_set_program_name (myname);
|
|
|
|
|
|
1994-12-20 22:42:03 +00:00
|
|
|
|
START_PROGRESS (myname, 0);
|
|
|
|
|
|
1994-06-02 21:00:19 +00:00
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|
#ifndef OBJ_DEFAULT_OUTPUT_FILE_NAME
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|
#define OBJ_DEFAULT_OUTPUT_FILE_NAME "a.out"
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#endif
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1994-11-30 00:56:43 +00:00
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|
1994-06-02 21:00:19 +00:00
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out_file_name = OBJ_DEFAULT_OUTPUT_FILE_NAME;
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1995-05-23 00:09:34 +00:00
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hex_init ();
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1994-06-02 21:00:19 +00:00
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#ifdef BFD_ASSEMBLER
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bfd_init ();
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|
#endif
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1995-05-23 00:09:34 +00:00
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#ifdef USE_EMULATIONS
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|
select_emulation_mode (argc, argv);
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#endif
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1994-12-20 22:42:03 +00:00
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PROGRESS (1);
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1994-06-02 21:00:19 +00:00
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symbol_begin ();
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1994-12-20 22:42:03 +00:00
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frag_init ();
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1994-06-02 21:00:19 +00:00
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subsegs_begin ();
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read_begin ();
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input_scrub_begin ();
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1994-12-20 22:42:03 +00:00
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PROGRESS (1);
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1994-06-03 17:42:27 +00:00
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parse_args (&argc, &argv);
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1993-02-24 12:57:00 +00:00
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1994-12-20 22:42:03 +00:00
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PROGRESS (1);
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1993-02-24 12:57:00 +00:00
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#ifdef BFD_ASSEMBLER
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output_file_create (out_file_name);
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assert (stdoutput != 0);
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1991-04-04 18:19:53 +00:00
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|
#endif
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1993-02-24 12:57:00 +00:00
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1994-06-02 21:00:19 +00:00
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#ifdef tc_init_after_args
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tc_init_after_args ();
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#endif
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|
1994-12-20 22:42:03 +00:00
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|
PROGRESS (1);
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|
1992-11-23 20:39:57 +00:00
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|
perform_an_assembly_pass (argc, argv); /* Assemble it. */
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1991-04-04 18:19:53 +00:00
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|
#ifdef TC_I960
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1992-11-23 20:39:57 +00:00
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|
brtab_emit ();
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1991-04-04 18:19:53 +00:00
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|
#endif
|
1994-11-26 00:17:52 +00:00
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/* start-sanitize-rce */
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#ifdef TC_RCE
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dump_literals(0);
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#endif
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/* end-sanitize-rce */
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1993-12-20 15:43:23 +00:00
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|
1992-11-23 20:39:57 +00:00
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|
|
if (seen_at_least_1_file ()
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* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
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|
|
&& !((had_warnings () && flag_always_generate_output)
|
1992-11-23 20:39:57 +00:00
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|
|
|| had_errors () > 0))
|
1994-01-14 01:54:01 +00:00
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|
|
keep_it = 1;
|
1993-07-07 12:33:11 +00:00
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|
|
else
|
1994-01-14 01:54:01 +00:00
|
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|
|
keep_it = 0;
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|
|
if (keep_it)
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|
write_object_file ();
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|
#ifndef NO_LISTING
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|
listing_print ("");
|
1993-07-07 12:33:11 +00:00
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|
#endif
|
1992-11-23 20:39:57 +00:00
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|
1994-06-02 21:00:19 +00:00
|
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|
|
#ifndef OBJ_VMS /* does its own file handling */
|
1994-01-14 01:54:01 +00:00
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|
#ifndef BFD_ASSEMBLER
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|
|
if (keep_it)
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|
#endif
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|
|
output_file_close (out_file_name);
|
1994-06-02 21:00:19 +00:00
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|
|
#endif
|
1994-01-14 01:54:01 +00:00
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|
|
if (!keep_it)
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|
|
unlink (out_file_name);
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|
1992-11-23 20:39:57 +00:00
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|
|
input_scrub_end ();
|
1994-01-14 01:54:01 +00:00
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|
#ifdef md_end
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|
|
md_end ();
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|
|
#endif
|
1992-11-23 20:39:57 +00:00
|
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|
1994-12-20 22:42:03 +00:00
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|
END_PROGRESS (myname);
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|
|
1994-09-13 23:07:48 +00:00
|
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|
|
if (flag_print_statistics)
|
1994-01-26 02:34:20 +00:00
|
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|
|
{
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|
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|
|
extern char **environ;
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|
|
char *lim = (char *) sbrk (0);
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|
long run_time = get_run_time () - start_time;
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|
1994-01-27 21:53:17 +00:00
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|
fprintf (stderr, "%s: total time in assembly: %ld.%06ld\n",
|
1994-01-26 02:34:20 +00:00
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|
|
myname, run_time / 1000000, run_time % 1000000);
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|
fprintf (stderr, "%s: data size %ld\n",
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|
|
myname, (long) (lim - (char *) &environ));
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|
}
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|
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|
1994-09-13 23:07:48 +00:00
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|
|
/* Use exit instead of return, because under VMS environments they
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|
|
|
|
may not place the same interpretation on the value given. */
|
* as.h: Replace flagseen with separate variables.
* as.c (parse_args): Set them. Don't accept -1 option, or -v
explicitly (it's a synonym for --version).
* as.c, input-scrub.c, messages.c, read.c, symbols.c, write.c,
config/obj-aout.c, config/obj-aout.h, config/obj-bout.c,
config/obj-bout.h, config/obj-coff.c, config/obj-coff.h,
config/obj-vms.c, config/tc-hppa.c, config/tc-i386.c,
config/tc-i960.c, config/tc-m68k.c, config/tc-mips.c,
config/tc-vax.c: Use the new flag variables instead of flagseen.
* config/tc-vax.c [OBJ_VMS]: Recognize -+, -1, -v, and document in
usage.
1994-06-03 20:59:20 +00:00
|
|
|
|
if ((had_warnings () && flag_always_generate_output)
|
1993-03-30 15:15:53 +00:00
|
|
|
|
|| had_errors () > 0)
|
1994-09-13 23:07:48 +00:00
|
|
|
|
exit (EXIT_FAILURE);
|
|
|
|
|
exit (EXIT_SUCCESS);
|
1993-03-30 15:15:53 +00:00
|
|
|
|
}
|
1991-04-04 18:19:53 +00:00
|
|
|
|
|
1992-11-23 20:39:57 +00:00
|
|
|
|
|
1991-04-04 18:19:53 +00:00
|
|
|
|
/* perform_an_assembly_pass()
|
|
|
|
|
*
|
|
|
|
|
* Here to attempt 1 pass over each input file.
|
|
|
|
|
* We scan argv[*] looking for filenames or exactly "" which is
|
|
|
|
|
* shorthand for stdin. Any argv that is NULL is not a file-name.
|
|
|
|
|
* We set need_pass_2 TRUE if, after this, we still have unresolved
|
|
|
|
|
* expressions of the form (unknown value)+-(unknown value).
|
|
|
|
|
*
|
|
|
|
|
* Note the un*x semantics: there is only 1 logical input file, but it
|
|
|
|
|
* may be a catenation of many 'physical' input files.
|
|
|
|
|
*/
|
1992-11-23 20:39:57 +00:00
|
|
|
|
static void
|
|
|
|
|
perform_an_assembly_pass (argc, argv)
|
|
|
|
|
int argc;
|
|
|
|
|
char **argv;
|
1991-04-04 18:19:53 +00:00
|
|
|
|
{
|
1992-11-23 20:39:57 +00:00
|
|
|
|
int saw_a_file = 0;
|
1993-02-24 12:57:00 +00:00
|
|
|
|
#ifdef BFD_ASSEMBLER
|
|
|
|
|
flagword applicable;
|
|
|
|
|
#endif
|
|
|
|
|
|
1992-11-23 20:39:57 +00:00
|
|
|
|
need_pass_2 = 0;
|
|
|
|
|
|
1993-02-24 12:57:00 +00:00
|
|
|
|
#ifndef BFD_ASSEMBLER
|
1992-01-21 22:14:16 +00:00
|
|
|
|
#ifdef MANY_SEGMENTS
|
1993-07-07 12:33:11 +00:00
|
|
|
|
{
|
|
|
|
|
unsigned int i;
|
|
|
|
|
for (i = SEG_E0; i < SEG_UNKNOWN; i++)
|
1992-11-23 20:39:57 +00:00
|
|
|
|
segment_info[i].fix_root = 0;
|
1993-07-07 12:33:11 +00:00
|
|
|
|
}
|
1992-11-23 20:39:57 +00:00
|
|
|
|
/* Create the three fixed ones */
|
1993-10-29 20:35:26 +00:00
|
|
|
|
{
|
|
|
|
|
segT seg;
|
|
|
|
|
|
1994-06-02 21:00:19 +00:00
|
|
|
|
#ifdef TE_APOLLO
|
|
|
|
|
seg = subseg_new (".wtext", 0);
|
|
|
|
|
#else
|
1993-10-29 20:35:26 +00:00
|
|
|
|
seg = subseg_new (".text", 0);
|
1994-06-02 21:00:19 +00:00
|
|
|
|
#endif
|
1993-10-29 20:35:26 +00:00
|
|
|
|
assert (seg == SEG_E0);
|
|
|
|
|
seg = subseg_new (".data", 0);
|
|
|
|
|
assert (seg == SEG_E1);
|
|
|
|
|
seg = subseg_new (".bss", 0);
|
|
|
|
|
assert (seg == SEG_E2);
|
1994-06-02 21:00:19 +00:00
|
|
|
|
#ifdef TE_APOLLO
|
|
|
|
|
create_target_segments ();
|
|
|
|
|
#endif
|
1993-10-29 20:35:26 +00:00
|
|
|
|
}
|
|
|
|
|
|
1992-04-27 20:17:02 +00:00
|
|
|
|
#else /* not MANY_SEGMENTS */
|
1992-11-23 20:39:57 +00:00
|
|
|
|
text_fix_root = NULL;
|
|
|
|
|
data_fix_root = NULL;
|
|
|
|
|
bss_fix_root = NULL;
|
1992-04-27 20:17:02 +00:00
|
|
|
|
#endif /* not MANY_SEGMENTS */
|
1993-02-24 12:57:00 +00:00
|
|
|
|
#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);
|
|
|
|
|
/* @@ 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));
|
|
|
|
|
bfd_set_section_flags (stdoutput, bss_section, applicable & SEC_ALLOC);
|
1993-12-20 15:43:23 +00:00
|
|
|
|
seg_info (bss_section)->bss = 1;
|
1993-02-24 12:57:00 +00:00
|
|
|
|
subseg_new (BFD_ABS_SECTION_NAME, 0);
|
|
|
|
|
subseg_new (BFD_UND_SECTION_NAME, 0);
|
|
|
|
|
reg_section = subseg_new ("*GAS `reg' section*", 0);
|
1993-10-29 20:35:26 +00:00
|
|
|
|
expr_section = subseg_new ("*GAS `expr' section*", 0);
|
1993-02-24 12:57:00 +00:00
|
|
|
|
|
|
|
|
|
#endif /* BFD_ASSEMBLER */
|
1992-04-27 20:17:02 +00:00
|
|
|
|
|
1993-10-29 20:35:26 +00:00
|
|
|
|
subseg_set (text_section, 0);
|
|
|
|
|
|
1993-07-07 12:33:11 +00:00
|
|
|
|
/* This may add symbol table entries, which requires having an open BFD,
|
|
|
|
|
and sections already created, in BFD_ASSEMBLER mode. */
|
|
|
|
|
md_begin ();
|
|
|
|
|
|
1992-11-23 20:39:57 +00:00
|
|
|
|
argv++; /* skip argv[0] */
|
|
|
|
|
argc--; /* skip argv[0] */
|
|
|
|
|
while (argc--)
|
|
|
|
|
{
|
|
|
|
|
if (*argv)
|
|
|
|
|
{ /* Is it a file-name argument? */
|
1994-12-20 22:42:03 +00:00
|
|
|
|
PROGRESS (1);
|
1992-11-23 20:39:57 +00:00
|
|
|
|
saw_a_file++;
|
|
|
|
|
/* argv->"" if stdin desired, else->filename */
|
|
|
|
|
read_a_source_file (*argv);
|
1992-02-13 08:33:54 +00:00
|
|
|
|
}
|
1992-11-23 20:39:57 +00:00
|
|
|
|
argv++; /* completed that argv */
|
|
|
|
|
}
|
|
|
|
|
if (!saw_a_file)
|
|
|
|
|
read_a_source_file ("");
|
|
|
|
|
} /* perform_an_assembly_pass() */
|
1991-04-04 18:19:53 +00:00
|
|
|
|
|
1992-02-13 08:33:54 +00:00
|
|
|
|
/* end of as.c */
|