1999-05-03 07:29:11 +00:00
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/* as.c - GAS main program.
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2001-03-08 23:24:26 +00:00
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Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
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2005-03-03 01:29:54 +00:00
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1999, 2000, 2001, 2002, 2003, 2004, 2005
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1999-05-03 07:29:11 +00:00
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Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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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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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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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 the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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2000-08-31 23:17:47 +00:00
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02111-1307, USA. */
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1999-05-03 07:29:11 +00:00
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2000-08-31 23:17:47 +00:00
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/* Main program for AS; a 32-bit assembler of GNU.
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2003-10-04 12:40:12 +00:00
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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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bugs
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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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1999-05-03 07:29:11 +00:00
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#include "ansidecl.h"
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#define COMMON
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#include "as.h"
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#include "subsegs.h"
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#include "output-file.h"
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#include "sb.h"
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#include "macro.h"
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2000-12-05 00:56:09 +00:00
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#include "dwarf2dbg.h"
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2003-05-20 07:58:07 +00:00
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#include "dw2gencfi.h"
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1999-05-03 07:29:11 +00:00
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2002-10-14 12:08:47 +00:00
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#ifdef BFD_ASSEMBLER
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#include "bfdver.h"
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#endif
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1999-06-10 21:35:13 +00:00
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#ifdef HAVE_ITBL_CPU
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#include "itbl-ops.h"
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#else
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1999-05-03 07:29:11 +00:00
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#define itbl_parse(itbl_file) 1
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#define itbl_init()
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#endif
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#ifdef HAVE_SBRK
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#ifdef NEED_DECLARATION_SBRK
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extern PTR sbrk ();
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#endif
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#endif
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2003-04-08 12:47:08 +00:00
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#ifdef USING_CGEN
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/* Perform any cgen specific initialisation for gas. */
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2003-10-04 12:40:12 +00:00
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extern void gas_cgen_begin (void);
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2003-04-08 12:47:08 +00:00
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#endif
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1999-05-03 07:29:11 +00:00
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2003-10-04 12:40:12 +00:00
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/* Keep a record of the itbl files we read in. */
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struct itbl_file_list
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{
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struct itbl_file_list *next;
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char *name;
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};
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/* We build a list of defsyms as we read the options, and then define
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them after we have initialized everything. */
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struct defsym_list
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{
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struct defsym_list *next;
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char *name;
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valueT value;
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};
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2000-08-31 23:17:47 +00:00
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/* True if a listing is wanted. */
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int listing;
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1999-05-03 07:29:11 +00:00
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/* Type of debugging to generate. */
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2000-11-17 08:47:52 +00:00
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enum debug_info_type debug_type = DEBUG_UNSPECIFIED;
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2003-10-08 14:37:20 +00:00
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int use_gnu_debug_info_extensions = 0;
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1999-05-03 07:29:11 +00:00
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2004-08-17 12:19:58 +00:00
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#ifndef MD_DEBUG_FORMAT_SELECTOR
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#define MD_DEBUG_FORMAT_SELECTOR NULL
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#endif
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static enum debug_info_type (*md_debug_format_selector) (int *) = MD_DEBUG_FORMAT_SELECTOR;
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1999-05-03 07:29:11 +00:00
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/* Maximum level of macro nesting. */
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int max_macro_nest = 100;
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2000-08-31 23:17:47 +00:00
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/* argv[0] */
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2003-10-04 12:40:12 +00:00
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char * myname;
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1999-05-03 07:29:11 +00:00
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/* The default obstack chunk size. If we set this to zero, the
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obstack code will use whatever will fit in a 4096 byte block. */
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int chunksize = 0;
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/* To monitor memory allocation more effectively, make this non-zero.
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Then the chunk sizes for gas and bfd will be reduced. */
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int debug_memory = 0;
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2003-05-20 07:58:07 +00:00
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/* Enable verbose mode. */
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int verbose = 0;
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2003-10-04 12:40:12 +00:00
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#ifdef BFD_ASSEMBLER
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segT reg_section;
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segT expr_section;
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segT text_section;
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segT data_section;
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segT bss_section;
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#endif
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1999-05-03 07:29:11 +00:00
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2003-10-04 12:40:12 +00:00
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/* Name of listing file. */
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static char *listing_filename = NULL;
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1999-05-03 07:29:11 +00:00
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static struct defsym_list *defsyms;
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2003-10-04 12:40:12 +00:00
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static struct itbl_file_list *itbl_files;
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1999-05-03 07:29:11 +00:00
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2003-10-04 12:40:12 +00:00
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static long start_time;
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1999-05-03 07:29:11 +00:00
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2004-08-13 19:53:52 +00:00
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static int flag_macro_alternate;
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1999-05-03 07:29:11 +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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2000-01-26 22:48:31 +00:00
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extern struct emulation i386coff, i386elf, i386aout;
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2000-07-20 17:45:28 +00:00
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extern struct emulation crisaout, criself;
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1999-05-03 07:29:11 +00:00
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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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2003-10-04 12:40:12 +00:00
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select_emulation_mode (int argc, char **argv)
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1999-05-03 07:29:11 +00:00
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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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2000-08-31 23:17:47 +00:00
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p = argv[i + 1];
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1999-05-03 07:29:11 +00:00
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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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2003-10-04 12:40:12 +00:00
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default_emul_bfd_name (void)
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1999-05-03 07:29:11 +00:00
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{
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abort ();
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return NULL;
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}
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void
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2003-10-04 12:40:12 +00:00
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common_emul_init (void)
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1999-05-03 07:29:11 +00:00
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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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2000-01-26 22:48:31 +00:00
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void
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2003-10-04 12:40:12 +00:00
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print_version_id (void)
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2000-01-26 22:48:31 +00:00
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{
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static int printed;
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2003-10-04 12:40:12 +00:00
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2000-01-26 22:48:31 +00:00
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if (printed)
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return;
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printed = 1;
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#ifdef BFD_ASSEMBLER
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fprintf (stderr, _("GNU assembler version %s (%s) using BFD version %s"),
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2001-10-02 06:02:51 +00:00
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VERSION, TARGET_ALIAS, BFD_VERSION_STRING);
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2000-01-26 22:48:31 +00:00
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#else
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fprintf (stderr, _("GNU assembler version %s (%s)"), VERSION, TARGET_ALIAS);
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#endif
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fprintf (stderr, "\n");
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}
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static void
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2003-10-04 12:40:12 +00:00
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show_usage (FILE * stream)
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2000-01-26 22:48:31 +00:00
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{
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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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c omit false conditionals\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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m include macro expansions\n\
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n omit forms processing\n\
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s include symbols\n\
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=FILE list to FILE (must be last sub-option)\n"));
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2004-08-13 19:53:52 +00:00
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fprintf (stream, _("\
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--alternate initially turn on alternate macro syntax\n"));
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2000-01-26 22:48:31 +00:00
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fprintf (stream, _("\
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-D produce assembler debugging messages\n"));
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fprintf (stream, _("\
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--defsym SYM=VAL define symbol SYM to given value\n"));
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#ifdef USE_EMULATIONS
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{
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int i;
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char *def_em;
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fprintf (stream, "\
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--em=[");
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2000-08-31 23:17:47 +00:00
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for (i = 0; i < n_emulations - 1; i++)
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2000-01-26 22:48:31 +00:00
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fprintf (stream, "%s | ", emulations[i]->name);
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fprintf (stream, "%s]\n", emulations[i]->name);
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def_em = getenv (EMULATION_ENVIRON);
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2000-08-31 23:17:47 +00:00
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if (!def_em)
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2000-01-26 22:48:31 +00:00
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def_em = DEFAULT_EMULATION;
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fprintf (stream, _("\
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emulate output (default %s)\n"), def_em);
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}
|
2003-06-04 16:54:45 +00:00
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#endif
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#if defined BFD_ASSEMBLER && (defined OBJ_ELF || defined OBJ_MAYBE_ELF)
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fprintf (stream, _("\
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--execstack require executable stack for this object\n"));
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fprintf (stream, _("\
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--noexecstack don't require executable stack for this object\n"));
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2000-01-26 22:48:31 +00:00
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#endif
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fprintf (stream, _("\
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-f skip whitespace and comment preprocessing\n"));
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fprintf (stream, _("\
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2004-08-17 12:19:58 +00:00
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-g --gen-debug generate debugging information\n"));
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fprintf (stream, _("\
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--gstabs generate STABS debugging information\n"));
|
2000-01-26 22:48:31 +00:00
|
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fprintf (stream, _("\
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2004-08-17 12:19:58 +00:00
|
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|
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--gstabs+ generate STABS debug info with GNU extensions\n"));
|
2003-10-08 14:37:20 +00:00
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fprintf (stream, _("\
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2004-08-17 12:19:58 +00:00
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|
|
--gdwarf-2 generate DWARF2 debugging information\n"));
|
2000-01-26 22:48:31 +00:00
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|
fprintf (stream, _("\
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|
|
|
|
--help show this message and exit\n"));
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|
fprintf (stream, _("\
|
2000-10-17 20:10:20 +00:00
|
|
|
|
--target-help show target specific options\n"));
|
|
|
|
|
fprintf (stream, _("\
|
2000-01-26 22:48:31 +00:00
|
|
|
|
-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);
|
|
|
|
|
|
2000-04-03 14:10:05 +00:00
|
|
|
|
fputc ('\n', stream);
|
2000-04-04 14:32:35 +00:00
|
|
|
|
fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
|
2000-01-26 22:48:31 +00:00
|
|
|
|
}
|
|
|
|
|
|
2000-08-31 23:17:47 +00:00
|
|
|
|
/* Since it is easy to do here we interpret the special arg "-"
|
|
|
|
|
to mean "use stdin" and we set that argv[] pointing to "".
|
|
|
|
|
After we have munged argv[], the only things left are source file
|
|
|
|
|
name(s) and ""(s) denoting stdin. These file names are used
|
|
|
|
|
(perhaps more than once) later.
|
|
|
|
|
|
|
|
|
|
check for new machine-dep cmdline options in
|
|
|
|
|
md_parse_option definitions in config/tc-*.c. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
static void
|
2003-10-04 12:40:12 +00:00
|
|
|
|
parse_args (int * pargc, char *** pargv)
|
1999-05-03 07:29:11 +00:00
|
|
|
|
{
|
2003-10-04 12:40:12 +00:00
|
|
|
|
int old_argc;
|
|
|
|
|
int new_argc;
|
|
|
|
|
char ** old_argv;
|
|
|
|
|
char ** new_argv;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
/* Starting the short option string with '-' is for programs that
|
|
|
|
|
expect options and other ARGV-elements in any order and that care about
|
|
|
|
|
the ordering of the two. We describe each non-option ARGV-element
|
|
|
|
|
as if it were the argument of an option with character code 1. */
|
|
|
|
|
char *shortopts;
|
2002-06-08 07:37:16 +00:00
|
|
|
|
extern const char *md_shortopts;
|
2003-10-04 12:40:12 +00:00
|
|
|
|
static const char std_shortopts[] =
|
|
|
|
|
{
|
2000-10-11 20:24:32 +00:00
|
|
|
|
'-', 'J',
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#ifndef WORKING_DOT_WORD
|
2000-10-11 20:24:32 +00:00
|
|
|
|
/* -K is not meaningful if .word is not being hacked. */
|
|
|
|
|
'K',
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#endif
|
2004-08-24 11:58:27 +00:00
|
|
|
|
'L', 'M', 'R', 'W', 'Z', 'a', ':', ':', 'D', 'f', 'g', ':',':', 'I', ':', 'o', ':',
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#ifndef VMS
|
2000-10-11 20:24:32 +00:00
|
|
|
|
/* -v takes an argument on VMS, so we don't make it a generic
|
|
|
|
|
option. */
|
|
|
|
|
'v',
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#endif
|
2000-10-11 20:24:32 +00:00
|
|
|
|
'w', 'X',
|
2003-10-04 12:40:12 +00:00
|
|
|
|
/* New option for extending instruction set (see also --itbl below). */
|
2000-10-11 20:24:32 +00:00
|
|
|
|
't', ':',
|
|
|
|
|
'\0'
|
|
|
|
|
};
|
1999-05-03 07:29:11 +00:00
|
|
|
|
struct option *longopts;
|
|
|
|
|
extern struct option md_longopts[];
|
|
|
|
|
extern size_t md_longopts_size;
|
2003-10-04 12:40:12 +00:00
|
|
|
|
/* Codes used for the long options with no short synonyms. */
|
|
|
|
|
enum option_values
|
|
|
|
|
{
|
|
|
|
|
OPTION_HELP = OPTION_STD_BASE,
|
|
|
|
|
OPTION_NOCPP,
|
|
|
|
|
OPTION_STATISTICS,
|
|
|
|
|
OPTION_VERSION,
|
|
|
|
|
OPTION_DUMPCONFIG,
|
|
|
|
|
OPTION_VERBOSE,
|
|
|
|
|
OPTION_EMULATION,
|
|
|
|
|
OPTION_DEFSYM,
|
|
|
|
|
OPTION_INSTTBL,
|
|
|
|
|
OPTION_LISTING_LHS_WIDTH,
|
|
|
|
|
OPTION_LISTING_LHS_WIDTH2,
|
|
|
|
|
OPTION_LISTING_RHS_WIDTH,
|
|
|
|
|
OPTION_LISTING_CONT_LINES,
|
|
|
|
|
OPTION_DEPFILE,
|
|
|
|
|
OPTION_GSTABS,
|
2003-10-08 14:37:20 +00:00
|
|
|
|
OPTION_GSTABS_PLUS,
|
2004-08-17 12:19:58 +00:00
|
|
|
|
OPTION_GDWARF2,
|
2003-10-04 12:40:12 +00:00
|
|
|
|
OPTION_STRIP_LOCAL_ABSOLUTE,
|
|
|
|
|
OPTION_TRADITIONAL_FORMAT,
|
|
|
|
|
OPTION_WARN,
|
|
|
|
|
OPTION_TARGET_HELP,
|
|
|
|
|
OPTION_EXECSTACK,
|
|
|
|
|
OPTION_NOEXECSTACK,
|
2004-08-13 19:53:52 +00:00
|
|
|
|
OPTION_ALTERNATE,
|
2003-10-04 12:40:12 +00:00
|
|
|
|
OPTION_WARN_FATAL
|
2004-08-17 12:19:58 +00:00
|
|
|
|
/* When you add options here, check that they do
|
|
|
|
|
not collide with OPTION_MD_BASE. See as.h. */
|
2003-10-04 12:40:12 +00:00
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const struct option std_longopts[] =
|
|
|
|
|
{
|
2004-08-17 12:19:58 +00:00
|
|
|
|
/* Note: commas are placed at the start of the line rather than
|
|
|
|
|
the end of the preceeding line so that it is simpler to
|
|
|
|
|
selectively add and remove lines from this list. */
|
|
|
|
|
{"alternate", no_argument, NULL, OPTION_ALTERNATE}
|
2005-01-20 15:35:57 +00:00
|
|
|
|
/* The entry for "a" is here to prevent getopt_long_only() from
|
|
|
|
|
considering that -a is an abbreviation for --alternate. This is
|
|
|
|
|
necessary because -a=<FILE> is a valid switch but getopt would
|
|
|
|
|
normally reject it since --alternate does not take an argument. */
|
|
|
|
|
,{"a", optional_argument, NULL, 'a'}
|
2004-08-17 12:19:58 +00:00
|
|
|
|
,{"defsym", required_argument, NULL, OPTION_DEFSYM}
|
|
|
|
|
,{"dump-config", no_argument, NULL, OPTION_DUMPCONFIG}
|
|
|
|
|
,{"emulation", required_argument, NULL, OPTION_EMULATION}
|
|
|
|
|
#if defined BFD_ASSEMBLER && (defined OBJ_ELF || defined OBJ_MAYBE_ELF)
|
|
|
|
|
,{"execstack", no_argument, NULL, OPTION_EXECSTACK}
|
|
|
|
|
,{"noexecstack", no_argument, NULL, OPTION_NOEXECSTACK}
|
|
|
|
|
#endif
|
|
|
|
|
,{"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}
|
|
|
|
|
,{"gdwarf-2", no_argument, NULL, OPTION_GDWARF2}
|
|
|
|
|
/* GCC uses --gdwarf-2 but GAS uses to use --gdwarf2,
|
|
|
|
|
so we keep it here for backwards compatibility. */
|
|
|
|
|
,{"gdwarf2", no_argument, NULL, OPTION_GDWARF2}
|
|
|
|
|
,{"gen-debug", no_argument, NULL, 'g'}
|
|
|
|
|
,{"gstabs", no_argument, NULL, OPTION_GSTABS}
|
|
|
|
|
,{"gstabs+", no_argument, NULL, OPTION_GSTABS_PLUS}
|
|
|
|
|
,{"help", no_argument, NULL, OPTION_HELP}
|
1999-05-03 07:29:11 +00:00
|
|
|
|
/* 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. */
|
2004-08-17 12:19:58 +00:00
|
|
|
|
,{"itbl", required_argument, NULL, OPTION_INSTTBL}
|
|
|
|
|
/* getopt allows abbreviations, so we do this to stop it from
|
|
|
|
|
treating -k as an abbreviation for --keep-locals. Some
|
|
|
|
|
ports use -k to enable PIC assembly. */
|
|
|
|
|
,{"keep-locals", no_argument, NULL, 'L'}
|
|
|
|
|
,{"keep-locals", no_argument, NULL, 'L'}
|
|
|
|
|
,{"listing-lhs-width", required_argument, NULL, OPTION_LISTING_LHS_WIDTH}
|
|
|
|
|
,{"listing-lhs-width2", required_argument, NULL, OPTION_LISTING_LHS_WIDTH2}
|
|
|
|
|
,{"listing-rhs-width", required_argument, NULL, OPTION_LISTING_RHS_WIDTH}
|
|
|
|
|
,{"listing-cont-lines", required_argument, NULL, OPTION_LISTING_CONT_LINES}
|
|
|
|
|
,{"MD", required_argument, NULL, OPTION_DEPFILE}
|
|
|
|
|
,{"mri", no_argument, NULL, 'M'}
|
|
|
|
|
,{"nocpp", no_argument, NULL, OPTION_NOCPP}
|
|
|
|
|
,{"no-warn", no_argument, NULL, 'W'}
|
|
|
|
|
,{"statistics", no_argument, NULL, OPTION_STATISTICS}
|
|
|
|
|
,{"strip-local-absolute", no_argument, NULL, OPTION_STRIP_LOCAL_ABSOLUTE}
|
|
|
|
|
,{"version", no_argument, NULL, OPTION_VERSION}
|
|
|
|
|
,{"verbose", no_argument, NULL, OPTION_VERBOSE}
|
|
|
|
|
,{"target-help", no_argument, NULL, OPTION_TARGET_HELP}
|
|
|
|
|
,{"traditional-format", no_argument, NULL, OPTION_TRADITIONAL_FORMAT}
|
|
|
|
|
,{"warn", no_argument, NULL, OPTION_WARN}
|
1999-05-03 07:29:11 +00:00
|
|
|
|
};
|
|
|
|
|
|
2000-07-06 07:25:02 +00:00
|
|
|
|
/* Construct the option lists from the standard list and the target
|
|
|
|
|
dependent list. Include space for an extra NULL option and
|
2000-08-31 23:17:47 +00:00
|
|
|
|
always NULL terminate. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
shortopts = concat (std_shortopts, md_shortopts, (char *) NULL);
|
2003-10-04 12:40:12 +00:00
|
|
|
|
longopts = xmalloc (sizeof (std_longopts) + md_longopts_size + sizeof (struct option));
|
1999-05-03 07:29:11 +00:00
|
|
|
|
memcpy (longopts, std_longopts, sizeof (std_longopts));
|
2003-10-04 12:40:12 +00:00
|
|
|
|
memcpy (((char *) longopts) + sizeof (std_longopts), md_longopts, md_longopts_size);
|
|
|
|
|
memset (((char *) longopts) + sizeof (std_longopts) + md_longopts_size,
|
2000-07-06 07:25:02 +00:00
|
|
|
|
0, sizeof (struct option));
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* Make a local copy of the old argv. */
|
|
|
|
|
old_argc = *pargc;
|
|
|
|
|
old_argv = *pargv;
|
|
|
|
|
|
|
|
|
|
/* Initialize a new argv that contains no options. */
|
2003-10-04 12:40:12 +00:00
|
|
|
|
new_argv = xmalloc (sizeof (char *) * (old_argc + 1));
|
1999-05-03 07:29:11 +00:00
|
|
|
|
new_argv[0] = old_argv[0];
|
|
|
|
|
new_argc = 1;
|
|
|
|
|
new_argv[new_argc] = NULL;
|
|
|
|
|
|
|
|
|
|
while (1)
|
|
|
|
|
{
|
|
|
|
|
/* 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);
|
|
|
|
|
|
|
|
|
|
if (optc == -1)
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
switch (optc)
|
|
|
|
|
{
|
|
|
|
|
default:
|
|
|
|
|
/* md_parse_option should return 1 if it recognizes optc,
|
|
|
|
|
0 if not. */
|
|
|
|
|
if (md_parse_option (optc, optarg) != 0)
|
|
|
|
|
break;
|
|
|
|
|
/* `-v' isn't included in the general short_opts list, so check for
|
2003-10-27 12:45:17 +00:00
|
|
|
|
it explicitly here before deciding we've gotten a bad argument. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
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)
|
2000-10-11 20:24:32 +00:00
|
|
|
|
new_argv[new_argc++] = optarg, new_argv[new_argc] = NULL;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
else
|
|
|
|
|
#else
|
|
|
|
|
case 'v':
|
|
|
|
|
#endif
|
|
|
|
|
case OPTION_VERBOSE:
|
|
|
|
|
print_version_id ();
|
2003-05-20 07:58:07 +00:00
|
|
|
|
verbose = 1;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
break;
|
|
|
|
|
}
|
2004-08-17 12:19:58 +00:00
|
|
|
|
else
|
|
|
|
|
as_bad (_("unrecognized option -%c%s"), optc, optarg ? optarg : "");
|
2000-08-31 23:17:47 +00:00
|
|
|
|
/* Fall through. */
|
1999-05-03 07:29:11 +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;
|
2000-11-07 01:18:45 +00:00
|
|
|
|
|
2000-10-17 20:10:20 +00:00
|
|
|
|
case OPTION_TARGET_HELP:
|
2002-05-18 12:53:30 +00:00
|
|
|
|
md_show_usage (stdout);
|
|
|
|
|
exit (EXIT_SUCCESS);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
case OPTION_HELP:
|
|
|
|
|
show_usage (stdout);
|
|
|
|
|
exit (EXIT_SUCCESS);
|
|
|
|
|
|
|
|
|
|
case OPTION_NOCPP:
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_STATISTICS:
|
|
|
|
|
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. */
|
2002-04-10 13:00:02 +00:00
|
|
|
|
#ifdef BFD_ASSEMBLER
|
2001-10-23 04:30:21 +00:00
|
|
|
|
printf (_("GNU assembler %s\n"), BFD_VERSION_STRING);
|
2002-04-10 13:00:02 +00:00
|
|
|
|
#else
|
|
|
|
|
printf (_("GNU assembler %s\n"), VERSION);
|
|
|
|
|
#endif
|
2005-01-31 17:36:24 +00:00
|
|
|
|
printf (_("Copyright 2005 Free Software Foundation, Inc.\n"));
|
1999-05-03 07:29:11 +00:00
|
|
|
|
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"),
|
|
|
|
|
TARGET_ALIAS);
|
|
|
|
|
exit (EXIT_SUCCESS);
|
|
|
|
|
|
|
|
|
|
case OPTION_EMULATION:
|
|
|
|
|
#ifdef USE_EMULATIONS
|
|
|
|
|
if (strcmp (optarg, this_emulation->name))
|
|
|
|
|
as_fatal (_("multiple emulation names specified"));
|
|
|
|
|
#else
|
|
|
|
|
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);
|
|
|
|
|
#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);
|
|
|
|
|
|
|
|
|
|
case OPTION_DEFSYM:
|
|
|
|
|
{
|
|
|
|
|
char *s;
|
2000-05-13 12:49:55 +00:00
|
|
|
|
valueT i;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
struct defsym_list *n;
|
|
|
|
|
|
|
|
|
|
for (s = optarg; *s != '\0' && *s != '='; s++)
|
|
|
|
|
;
|
|
|
|
|
if (*s == '\0')
|
|
|
|
|
as_fatal (_("bad defsym; format is --defsym name=value"));
|
|
|
|
|
*s++ = '\0';
|
2000-05-13 12:49:55 +00:00
|
|
|
|
#ifdef BFD_ASSEMBLER
|
|
|
|
|
i = bfd_scan_vma (s, (const char **) NULL, 0);
|
|
|
|
|
#else
|
1999-05-03 07:29:11 +00:00
|
|
|
|
i = strtol (s, (char **) NULL, 0);
|
2000-05-13 12:49:55 +00:00
|
|
|
|
#endif
|
2003-10-04 12:40:12 +00:00
|
|
|
|
n = xmalloc (sizeof *n);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
n->next = defsyms;
|
|
|
|
|
n->name = optarg;
|
|
|
|
|
n->value = i;
|
|
|
|
|
defsyms = n;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_INSTTBL:
|
|
|
|
|
case 't':
|
|
|
|
|
{
|
2000-08-31 23:17:47 +00:00
|
|
|
|
/* optarg is the name of the file containing the instruction
|
|
|
|
|
formats, opcodes, register names, etc. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
struct itbl_file_list *n;
|
|
|
|
|
|
|
|
|
|
if (optarg == NULL)
|
|
|
|
|
{
|
* read.c: Standardize error/warning messages - don't capitalise, no
final period or newline, don't say "ignored" or "zero assumed" for
as_bad messages. In some cases, change the wording to that used
elsewhere for similar messages.
* app.c, as.c, atof-generic.c, cgen.c, cond.c, depend.c, dwarf2dbg.c,
ecoff.c, expr.c, frags.c, input-file.c, input-scrub.c, listing.c,
output-file.c, stabs.c, subsegs.c, symbols.c, write.c: Likewise.
* ecoff.c (ecoff_directive_end): Test for missing name by
comparing input line pointers rather than reading string.
(ecoff_directive_ent): Likewise.
* read.c (s_set): Likewise.
(s_align): Report a warning rather than an error for
alignment too large.
(s_comm): Check for missing symbol name.
(s_lcomm_internal): Likewise.
(s_lsym): Likewise.
(s_globl): Use is_end_of_line instead of looking for '\n'.
(s_lcomm_internal): Likewise.
(ignore_rest_of_line): Report a warning rather than an error.
2001-08-01 01:44:25 +00:00
|
|
|
|
as_warn (_("no file name following -t option"));
|
1999-05-03 07:29:11 +00:00
|
|
|
|
break;
|
|
|
|
|
}
|
2000-08-31 23:17:47 +00:00
|
|
|
|
|
2003-10-04 12:40:12 +00:00
|
|
|
|
n = xmalloc (sizeof * n);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
n->next = itbl_files;
|
|
|
|
|
n->name = optarg;
|
|
|
|
|
itbl_files = n;
|
|
|
|
|
|
|
|
|
|
/* Parse the file and add the new instructions to our internal
|
2000-08-31 23:17:47 +00:00
|
|
|
|
table. If multiple instruction tables are specified, the
|
|
|
|
|
information from this table gets appended onto the existing
|
|
|
|
|
internal table. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
itbl_files->name = xstrdup (optarg);
|
|
|
|
|
if (itbl_parse (itbl_files->name) != 0)
|
* read.c: Standardize error/warning messages - don't capitalise, no
final period or newline, don't say "ignored" or "zero assumed" for
as_bad messages. In some cases, change the wording to that used
elsewhere for similar messages.
* app.c, as.c, atof-generic.c, cgen.c, cond.c, depend.c, dwarf2dbg.c,
ecoff.c, expr.c, frags.c, input-file.c, input-scrub.c, listing.c,
output-file.c, stabs.c, subsegs.c, symbols.c, write.c: Likewise.
* ecoff.c (ecoff_directive_end): Test for missing name by
comparing input line pointers rather than reading string.
(ecoff_directive_ent): Likewise.
* read.c (s_set): Likewise.
(s_align): Report a warning rather than an error for
alignment too large.
(s_comm): Check for missing symbol name.
(s_lcomm_internal): Likewise.
(s_lsym): Likewise.
(s_globl): Use is_end_of_line instead of looking for '\n'.
(s_lcomm_internal): Likewise.
(ignore_rest_of_line): Report a warning rather than an error.
2001-08-01 01:44:25 +00:00
|
|
|
|
as_fatal (_("failed to read instruction table %s\n"),
|
|
|
|
|
itbl_files->name);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_DEPFILE:
|
|
|
|
|
start_dependencies (optarg);
|
|
|
|
|
break;
|
|
|
|
|
|
2004-08-17 12:19:58 +00:00
|
|
|
|
case 'g':
|
2004-08-24 11:58:27 +00:00
|
|
|
|
/* Some backends, eg Alpha and Mips, use the -g switch for their
|
|
|
|
|
own purposes. So we check here for an explicit -g and allow
|
2004-08-17 12:19:58 +00:00
|
|
|
|
the backend to decide if it wants to process it. */
|
|
|
|
|
if ( old_argv[optind - 1][1] == 'g'
|
|
|
|
|
&& md_parse_option (optc, optarg))
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
if (md_debug_format_selector)
|
|
|
|
|
debug_type = md_debug_format_selector (& use_gnu_debug_info_extensions);
|
|
|
|
|
else if (IS_ELF)
|
|
|
|
|
debug_type = DEBUG_DWARF2;
|
|
|
|
|
else
|
|
|
|
|
debug_type = DEBUG_STABS;
|
|
|
|
|
break;
|
|
|
|
|
|
2003-10-08 14:37:20 +00:00
|
|
|
|
case OPTION_GSTABS_PLUS:
|
|
|
|
|
use_gnu_debug_info_extensions = 1;
|
|
|
|
|
/* Fall through. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
case OPTION_GSTABS:
|
|
|
|
|
debug_type = DEBUG_STABS;
|
|
|
|
|
break;
|
2000-08-31 23:17:47 +00:00
|
|
|
|
|
1999-06-03 02:51:53 +00:00
|
|
|
|
case OPTION_GDWARF2:
|
|
|
|
|
debug_type = DEBUG_DWARF2;
|
|
|
|
|
break;
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
case 'J':
|
|
|
|
|
flag_signed_overflow_ok = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
#ifndef WORKING_DOT_WORD
|
|
|
|
|
case 'K':
|
|
|
|
|
flag_warn_displacement = 1;
|
|
|
|
|
break;
|
|
|
|
|
#endif
|
|
|
|
|
case 'L':
|
|
|
|
|
flag_keep_locals = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_LISTING_LHS_WIDTH:
|
2000-08-31 23:17:47 +00:00
|
|
|
|
listing_lhs_width = atoi (optarg);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
if (listing_lhs_width_second < listing_lhs_width)
|
|
|
|
|
listing_lhs_width_second = listing_lhs_width;
|
|
|
|
|
break;
|
|
|
|
|
case OPTION_LISTING_LHS_WIDTH2:
|
|
|
|
|
{
|
2000-08-31 23:17:47 +00:00
|
|
|
|
int tmp = atoi (optarg);
|
2004-08-17 12:19:58 +00:00
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
if (tmp > listing_lhs_width)
|
|
|
|
|
listing_lhs_width_second = tmp;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case OPTION_LISTING_RHS_WIDTH:
|
2000-08-31 23:17:47 +00:00
|
|
|
|
listing_rhs_width = atoi (optarg);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
break;
|
|
|
|
|
case OPTION_LISTING_CONT_LINES:
|
2000-08-31 23:17:47 +00:00
|
|
|
|
listing_lhs_cont_lines = atoi (optarg);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'M':
|
|
|
|
|
flag_mri = 1;
|
|
|
|
|
#ifdef TC_M68K
|
|
|
|
|
flag_m68k_mri = 1;
|
|
|
|
|
#endif
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'R':
|
|
|
|
|
flag_readonly_data_in_text = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'W':
|
|
|
|
|
flag_no_warnings = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
1999-10-11 04:07:10 +00:00
|
|
|
|
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;
|
|
|
|
|
|
2003-06-04 16:54:45 +00:00
|
|
|
|
#if defined BFD_ASSEMBLER && (defined OBJ_ELF || defined OBJ_MAYBE_ELF)
|
|
|
|
|
case OPTION_EXECSTACK:
|
|
|
|
|
flag_execstack = 1;
|
|
|
|
|
flag_noexecstack = 0;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case OPTION_NOEXECSTACK:
|
|
|
|
|
flag_noexecstack = 1;
|
|
|
|
|
flag_execstack = 0;
|
|
|
|
|
break;
|
|
|
|
|
#endif
|
1999-05-03 07:29:11 +00:00
|
|
|
|
case 'Z':
|
|
|
|
|
flag_always_generate_output = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
2004-08-13 19:53:52 +00:00
|
|
|
|
case OPTION_ALTERNATE:
|
|
|
|
|
optarg = old_argv [optind - 1];
|
|
|
|
|
while (* optarg == '-')
|
|
|
|
|
optarg ++;
|
|
|
|
|
|
|
|
|
|
if (strcmp (optarg, "alternate") == 0)
|
|
|
|
|
{
|
|
|
|
|
flag_macro_alternate = 1;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
optarg ++;
|
|
|
|
|
/* Fall through. */
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
case 'a':
|
|
|
|
|
if (optarg)
|
|
|
|
|
{
|
2005-01-20 15:35:57 +00:00
|
|
|
|
if (optarg != old_argv[optind] && optarg[-1] == '=')
|
|
|
|
|
--optarg;
|
|
|
|
|
|
Add XCOFF64 support.
bfd:
* Makefile.am (coff64-rs6000.lo): New rule.
* Makefile.in: Regenerate.
* coff-rs6000.c (xcoff_mkobject, xcoff_copy_private_bfd_data,
xcoff_is_local_label_name, xcoff_rtype2howto,
xcoff_reloc_type_lookup, xcoff_slurp_armap, xcoff_archive_p,
xcoff_read_ar_hdr, xcoff_openr_next_archived_file, xcoff_write_armap,
xcoff_write_archive_contents): No longer static, and prefix with _bfd_.
(NO_COFF_SYMBOLS): Define.
(xcoff64_swap_sym_in, xcoff64_swap_sym_out, xcoff64_swap_aux_in,
xcoff64_swap_aux_out): New functions; handle xcoff symbol tables
internally.
(MINUS_ONE): New macro.
(xcoff_howto_tabl, xcoff_reloc_type_lookup): Add 64 bit POS
relocation.
(coff_SWAP_sym_in, coff_SWAP_sym_out, coff_SWAP_aux_in,
coff_SWAP_aux_out): Map to the new functions.
* coff64-rs6000.c: New file.
* libcoff.h (bfd_coff_backend_data): Add new fields
_bfd_coff_force_symnames_in_strings and
_bfd_coff_debug_string_prefix_length.
(bfd_coff_force_symnames_in_strings,
bfd_coff_debug_string_prefix_length): New macros for above fields.
* coffcode.h (coff_set_arch_mach_hook): Handle XCOFF64 magic.
Set machine to 620 for XCOFF64. Use bfd_coff_swap_sym_in instead
of using coff_swap_sym_in directly.
(FORCE_SYMNAMES_IN_STRINGS): New macro, defined for XCOFF64.
(coff_set_flags) Set magic for XCOFF64.
(coff_compute_section_file_positions): Add symbol name length to
string section length if bfd_coff_debug_string_prefix_length is
true.
(coff_write_object_contents): Don't do reloc overflow for XCOFF64.
(coff_slurp_line_table): Use bfd_coff_swap_lineno_in instead of
using coff_swap_lineno_in directly.
(bfd_coff_backend_data): Add _bfd_coff_force_symnames_in_strings
and _bfd_coff_debug_string_prefix_length fields.
* coffgen.c (coff_fix_symbol_name, coff_write_symbols): Force
symbol names into strings table when
bfd_coff_force_symnames_in_strings is true.
* coffswap.h (MAX_SCNHDR_NRELOC, MAX_SCNHDR_NLNNO, GET_RELOC_VADDR,
SET_RELOC_VADDR): New macros.
(coff_swap_reloc_in, coff_swap_reloc_out): Use above macros.
(coff_swap_aux_in, coff_swap_aux_out): Remove RS6000COFF_C
code.
(coff_swap_aouthdr_in, coff_swap_aouthdr_out): Handle XCOFF64
changes within RS6000COFF_C specific code.
(coff_swap_scnhdr_out): Use PUT_SCNHDR_NLNNO, PUT_SCNHDR_NRELOC,
MAX_SCNHDR_NRELOC, and MAX_SCNHDR_NLNNO.
* reloc.c (bfd_perform_relocation, bfd_install_relocation):
Extend existing hack on target name.
* xcofflink.c (XCOFF_XVECP): Extend existing hack on
target name.
* coff-tic54x.c (ticof): Keep up to date with new fields
in bfd_coff_backend_data.
* config.bfd: Add bfd_powerpc_64_arch to targ_arch and define
targ_selvecs to include rs6000coff64_vec for rs6000.
* configure.in: Add rs6000coff64_vec case.
* cpu-powerpc.c: New bfd_arch_info_type.
gas:
* as.c (parse_args): Allow md_parse_option to override -a listing
option.
* config/obj-coff.c (add_lineno): Change type of offset parameter
from "int" to "bfd_vma."
* config/tc-ppc.c (md_pseudo_table): Add "llong" and "machine."
(ppc_mach, ppc_subseg_align, ppc_target_format): New.
(ppc_change_csect): Align correctly for XCOFF64.
(ppc_machine): New function, which discards "ppc_machine" line.
(ppc_tc): Cons for 8 when code is 64 bit.
(md_apply_fix3): Don't check operand->insert. Handle 64 bit
relocations.
(md_parse_option): Handle -a64 and -a32.
(ppc_xcoff64): New.
* config/tc-ppc.h (TARGET_MACH): Define.
(TARGET_FORMAT): Move to function.
(SUB_SEGMENT_ALIGN): Use ppc_subseg_align.
include:
* include/coff/rs6k64.h: New file.
opcodes:
* configure.in: Add bfd_powerpc_64_arch.
* disassemble.c (disassembler): Use print_insn_big_powerpc for
64 bit code.
2000-04-26 15:09:44 +00:00
|
|
|
|
if (md_parse_option (optc, optarg) != 0)
|
|
|
|
|
break;
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
while (*optarg)
|
|
|
|
|
{
|
|
|
|
|
switch (*optarg)
|
|
|
|
|
{
|
|
|
|
|
case 'c':
|
|
|
|
|
listing |= LISTING_NOCOND;
|
|
|
|
|
break;
|
|
|
|
|
case 'd':
|
|
|
|
|
listing |= LISTING_NODEBUG;
|
|
|
|
|
break;
|
|
|
|
|
case 'h':
|
|
|
|
|
listing |= LISTING_HLL;
|
|
|
|
|
break;
|
|
|
|
|
case 'l':
|
|
|
|
|
listing |= LISTING_LISTING;
|
|
|
|
|
break;
|
|
|
|
|
case 'm':
|
|
|
|
|
listing |= LISTING_MACEXP;
|
|
|
|
|
break;
|
|
|
|
|
case 'n':
|
|
|
|
|
listing |= LISTING_NOFORM;
|
|
|
|
|
break;
|
|
|
|
|
case 's':
|
|
|
|
|
listing |= LISTING_SYMBOLS;
|
|
|
|
|
break;
|
|
|
|
|
case '=':
|
|
|
|
|
listing_filename = xstrdup (optarg + 1);
|
|
|
|
|
optarg += strlen (listing_filename);
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
as_fatal (_("invalid listing option `%c'"), *optarg);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
optarg++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (!listing)
|
|
|
|
|
listing = LISTING_DEFAULT;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'D':
|
2000-08-31 23:17:47 +00:00
|
|
|
|
/* DEBUG is implemented: it debugs different
|
|
|
|
|
things from other people's assemblers. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
flag_debug = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'f':
|
|
|
|
|
flag_no_comments = 1;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'I':
|
2000-08-31 23:17:47 +00:00
|
|
|
|
{ /* Include file directory. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
char *temp = xstrdup (optarg);
|
2004-08-17 12:19:58 +00:00
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
add_include_dir (temp);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
case 'o':
|
|
|
|
|
out_file_name = xstrdup (optarg);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'w':
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case 'X':
|
2000-08-31 23:17:47 +00:00
|
|
|
|
/* -X means treat warnings as errors. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
free (shortopts);
|
|
|
|
|
free (longopts);
|
|
|
|
|
|
|
|
|
|
*pargc = new_argc;
|
|
|
|
|
*pargv = new_argv;
|
2001-11-28 17:00:46 +00:00
|
|
|
|
|
|
|
|
|
#ifdef md_after_parse_args
|
|
|
|
|
md_after_parse_args ();
|
|
|
|
|
#endif
|
1999-05-03 07:29:11 +00:00
|
|
|
|
}
|
|
|
|
|
|
2003-10-04 12:40:12 +00:00
|
|
|
|
static void
|
|
|
|
|
dump_statistics (void)
|
|
|
|
|
{
|
|
|
|
|
#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"),
|
|
|
|
|
myname, run_time / 1000000, run_time % 1000000);
|
|
|
|
|
#ifdef HAVE_SBRK
|
|
|
|
|
fprintf (stderr, _("%s: data size %ld\n"),
|
|
|
|
|
myname, (long) (lim - (char *) &environ));
|
|
|
|
|
#endif
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
2003-10-04 12:40:12 +00:00
|
|
|
|
subsegs_print_statistics (stderr);
|
|
|
|
|
write_print_statistics (stderr);
|
|
|
|
|
symbol_print_statistics (stderr);
|
|
|
|
|
read_print_statistics (stderr);
|
|
|
|
|
|
|
|
|
|
#ifdef tc_print_statistics
|
|
|
|
|
tc_print_statistics (stderr);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#ifdef obj_print_statistics
|
|
|
|
|
obj_print_statistics (stderr);
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* The interface between the macro code and gas expression handling. */
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
|
macro_expr (const char *emsg, int idx, sb *in, int *val)
|
|
|
|
|
{
|
|
|
|
|
char *hold;
|
|
|
|
|
expressionS ex;
|
|
|
|
|
|
|
|
|
|
sb_terminate (in);
|
|
|
|
|
|
|
|
|
|
hold = input_line_pointer;
|
|
|
|
|
input_line_pointer = in->ptr + idx;
|
|
|
|
|
expression (&ex);
|
|
|
|
|
idx = input_line_pointer - in->ptr;
|
|
|
|
|
input_line_pointer = hold;
|
|
|
|
|
|
|
|
|
|
if (ex.X_op != O_constant)
|
|
|
|
|
as_bad ("%s", emsg);
|
|
|
|
|
|
|
|
|
|
*val = (int) ex.X_add_number;
|
|
|
|
|
|
|
|
|
|
return idx;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 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. */
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
perform_an_assembly_pass (int argc, char ** argv)
|
|
|
|
|
{
|
|
|
|
|
int saw_a_file = 0;
|
|
|
|
|
#ifdef BFD_ASSEMBLER
|
|
|
|
|
flagword applicable;
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
need_pass_2 = 0;
|
|
|
|
|
|
|
|
|
|
#ifndef BFD_ASSEMBLER
|
|
|
|
|
#ifdef MANY_SEGMENTS
|
|
|
|
|
{
|
|
|
|
|
unsigned int i;
|
|
|
|
|
for (i = SEG_E0; i < SEG_UNKNOWN; i++)
|
|
|
|
|
segment_info[i].fix_root = 0;
|
|
|
|
|
}
|
|
|
|
|
/* Create the three fixed ones. */
|
|
|
|
|
{
|
|
|
|
|
segT seg;
|
|
|
|
|
|
|
|
|
|
#ifdef TE_APOLLO
|
|
|
|
|
seg = subseg_new (".wtext", 0);
|
|
|
|
|
#else
|
|
|
|
|
seg = subseg_new (".text", 0);
|
|
|
|
|
#endif
|
|
|
|
|
assert (seg == SEG_E0);
|
|
|
|
|
seg = subseg_new (".data", 0);
|
|
|
|
|
assert (seg == SEG_E1);
|
|
|
|
|
seg = subseg_new (".bss", 0);
|
|
|
|
|
assert (seg == SEG_E2);
|
|
|
|
|
#ifdef TE_APOLLO
|
|
|
|
|
create_target_segments ();
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#else /* not MANY_SEGMENTS. */
|
|
|
|
|
text_fix_root = NULL;
|
|
|
|
|
data_fix_root = NULL;
|
|
|
|
|
bss_fix_root = NULL;
|
|
|
|
|
#endif /* not MANY_SEGMENTS. */
|
|
|
|
|
#else /* BFD_ASSEMBLER. */
|
|
|
|
|
/* Create the standard sections, and those the assembler uses
|
|
|
|
|
internally. */
|
|
|
|
|
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));
|
|
|
|
|
bfd_set_section_flags (stdoutput, data_section,
|
|
|
|
|
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);
|
|
|
|
|
subseg_new (BFD_UND_SECTION_NAME, 0);
|
|
|
|
|
reg_section = subseg_new ("*GAS `reg' section*", 0);
|
|
|
|
|
expr_section = subseg_new ("*GAS `expr' section*", 0);
|
|
|
|
|
|
|
|
|
|
#endif /* BFD_ASSEMBLER. */
|
|
|
|
|
|
|
|
|
|
subseg_set (text_section, 0);
|
|
|
|
|
|
|
|
|
|
/* This may add symbol table entries, which requires having an open BFD,
|
|
|
|
|
and sections already created, in BFD_ASSEMBLER mode. */
|
|
|
|
|
md_begin ();
|
|
|
|
|
|
|
|
|
|
#ifdef USING_CGEN
|
|
|
|
|
gas_cgen_begin ();
|
|
|
|
|
#endif
|
|
|
|
|
#ifdef obj_begin
|
|
|
|
|
obj_begin ();
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
/* Skip argv[0]. */
|
|
|
|
|
argv++;
|
|
|
|
|
argc--;
|
|
|
|
|
|
|
|
|
|
while (argc--)
|
|
|
|
|
{
|
|
|
|
|
if (*argv)
|
|
|
|
|
{ /* Is it a file-name argument? */
|
|
|
|
|
PROGRESS (1);
|
|
|
|
|
saw_a_file++;
|
|
|
|
|
/* argv->"" if stdin desired, else->filename. */
|
|
|
|
|
read_a_source_file (*argv);
|
|
|
|
|
}
|
|
|
|
|
argv++; /* Completed that argv. */
|
|
|
|
|
}
|
|
|
|
|
if (!saw_a_file)
|
|
|
|
|
read_a_source_file ("");
|
|
|
|
|
}
|
|
|
|
|
|
2001-09-22 09:23:31 +00:00
|
|
|
|
|
2000-08-31 23:17:47 +00:00
|
|
|
|
int
|
2003-10-04 12:40:12 +00:00
|
|
|
|
main (int argc, char ** argv)
|
1999-05-03 07:29:11 +00:00
|
|
|
|
{
|
|
|
|
|
int macro_strip_at;
|
|
|
|
|
int keep_it;
|
|
|
|
|
|
|
|
|
|
start_time = get_run_time ();
|
|
|
|
|
|
|
|
|
|
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
|
|
|
|
|
setlocale (LC_MESSAGES, "");
|
2001-09-19 05:33:36 +00:00
|
|
|
|
#endif
|
|
|
|
|
#if defined (HAVE_SETLOCALE)
|
|
|
|
|
setlocale (LC_CTYPE, "");
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#endif
|
|
|
|
|
bindtextdomain (PACKAGE, LOCALEDIR);
|
|
|
|
|
textdomain (PACKAGE);
|
|
|
|
|
|
|
|
|
|
if (debug_memory)
|
2002-04-16 04:58:56 +00:00
|
|
|
|
chunksize = 64;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
#ifdef HOST_SPECIAL_INIT
|
|
|
|
|
HOST_SPECIAL_INIT (argc, argv);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
myname = argv[0];
|
|
|
|
|
xmalloc_set_program_name (myname);
|
|
|
|
|
|
|
|
|
|
START_PROGRESS (myname, 0);
|
|
|
|
|
|
|
|
|
|
#ifndef OBJ_DEFAULT_OUTPUT_FILE_NAME
|
|
|
|
|
#define OBJ_DEFAULT_OUTPUT_FILE_NAME "a.out"
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
out_file_name = OBJ_DEFAULT_OUTPUT_FILE_NAME;
|
|
|
|
|
|
|
|
|
|
hex_init ();
|
|
|
|
|
#ifdef BFD_ASSEMBLER
|
|
|
|
|
bfd_init ();
|
|
|
|
|
bfd_set_error_program_name (myname);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#ifdef USE_EMULATIONS
|
|
|
|
|
select_emulation_mode (argc, argv);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
PROGRESS (1);
|
|
|
|
|
symbol_begin ();
|
|
|
|
|
frag_init ();
|
|
|
|
|
subsegs_begin ();
|
2000-08-31 23:17:47 +00:00
|
|
|
|
parse_args (&argc, &argv);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
read_begin ();
|
|
|
|
|
input_scrub_begin ();
|
|
|
|
|
expr_begin ();
|
|
|
|
|
|
|
|
|
|
if (flag_print_statistics)
|
|
|
|
|
xatexit (dump_statistics);
|
|
|
|
|
|
|
|
|
|
macro_strip_at = 0;
|
|
|
|
|
#ifdef TC_I960
|
|
|
|
|
macro_strip_at = flag_mri;
|
|
|
|
|
#endif
|
|
|
|
|
#ifdef TC_A29K
|
|
|
|
|
/* For compatibility with the AMD 29K family macro assembler
|
|
|
|
|
specification. */
|
2004-08-13 19:53:52 +00:00
|
|
|
|
flag_macro_alternate = 1;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
macro_strip_at = 1;
|
|
|
|
|
#endif
|
|
|
|
|
|
2004-08-13 19:53:52 +00:00
|
|
|
|
macro_init (flag_macro_alternate, flag_mri, macro_strip_at, macro_expr);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
PROGRESS (1);
|
|
|
|
|
|
|
|
|
|
#ifdef BFD_ASSEMBLER
|
|
|
|
|
output_file_create (out_file_name);
|
|
|
|
|
assert (stdoutput != 0);
|
|
|
|
|
#endif
|
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|
|
#ifdef tc_init_after_args
|
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|
|
tc_init_after_args ();
|
|
|
|
|
#endif
|
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|
|
|
|
|
itbl_init ();
|
|
|
|
|
|
|
|
|
|
/* Now that we have fully initialized, and have created the output
|
|
|
|
|
file, define any symbols requested by --defsym command line
|
|
|
|
|
arguments. */
|
|
|
|
|
while (defsyms != NULL)
|
|
|
|
|
{
|
|
|
|
|
symbolS *sym;
|
|
|
|
|
struct defsym_list *next;
|
|
|
|
|
|
|
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|
|
sym = symbol_new (defsyms->name, absolute_section, defsyms->value,
|
|
|
|
|
&zero_address_frag);
|
|
|
|
|
symbol_table_insert (sym);
|
|
|
|
|
next = defsyms->next;
|
|
|
|
|
free (defsyms);
|
|
|
|
|
defsyms = next;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
PROGRESS (1);
|
|
|
|
|
|
2000-08-31 23:17:47 +00:00
|
|
|
|
/* Assemble it. */
|
|
|
|
|
perform_an_assembly_pass (argc, argv);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
cond_finish_check (-1);
|
|
|
|
|
|
|
|
|
|
#ifdef md_end
|
|
|
|
|
md_end ();
|
|
|
|
|
#endif
|
|
|
|
|
|
2003-06-04 16:54:45 +00:00
|
|
|
|
#if defined BFD_ASSEMBLER && (defined OBJ_ELF || defined OBJ_MAYBE_ELF)
|
|
|
|
|
if ((flag_execstack || flag_noexecstack)
|
|
|
|
|
&& OUTPUT_FLAVOR == bfd_target_elf_flavour)
|
|
|
|
|
{
|
|
|
|
|
segT gnustack;
|
|
|
|
|
|
|
|
|
|
gnustack = subseg_new (".note.GNU-stack", 0);
|
|
|
|
|
bfd_set_section_flags (stdoutput, gnustack,
|
|
|
|
|
SEC_READONLY | (flag_execstack ? SEC_CODE : 0));
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
2001-01-23 22:15:01 +00:00
|
|
|
|
/* If we've been collecting dwarf2 .debug_line info, either for
|
2000-11-17 08:53:38 +00:00
|
|
|
|
assembly debugging or on behalf of the compiler, emit it now. */
|
|
|
|
|
dwarf2_finish ();
|
|
|
|
|
|
2003-05-27 16:52:49 +00:00
|
|
|
|
/* If we constructed dwarf2 .eh_frame info, either via .cfi
|
|
|
|
|
directives from the user or by the backend, emit it now. */
|
2003-05-20 07:58:07 +00:00
|
|
|
|
cfi_finish ();
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
if (seen_at_least_1_file ()
|
|
|
|
|
&& (flag_always_generate_output || had_errors () == 0))
|
|
|
|
|
keep_it = 1;
|
|
|
|
|
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 ();
|
|
|
|
|
|
|
|
|
|
#ifndef NO_LISTING
|
|
|
|
|
listing_print (listing_filename);
|
|
|
|
|
#endif
|
|
|
|
|
|
2003-10-04 12:40:12 +00:00
|
|
|
|
#ifndef OBJ_VMS /* Does its own file handling. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#ifndef BFD_ASSEMBLER
|
|
|
|
|
if (keep_it)
|
|
|
|
|
#endif
|
|
|
|
|
output_file_close (out_file_name);
|
|
|
|
|
#endif
|
|
|
|
|
|
2000-08-31 23:17:47 +00:00
|
|
|
|
if (flag_fatal_warnings && had_warnings () > 0 && had_errors () == 0)
|
|
|
|
|
as_bad (_("%d warnings, treating warnings as errors"), had_warnings ());
|
1999-10-11 04:07:10 +00:00
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
if (had_errors () > 0 && ! flag_always_generate_output)
|
|
|
|
|
keep_it = 0;
|
|
|
|
|
|
|
|
|
|
if (!keep_it)
|
2005-03-02 09:03:58 +00:00
|
|
|
|
unlink_if_ordinary (out_file_name);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
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)
|
|
|
|
|
xexit (EXIT_FAILURE);
|
|
|
|
|
|
|
|
|
|
/* Only generate dependency file if assembler was successful. */
|
|
|
|
|
print_dependencies ();
|
|
|
|
|
|
|
|
|
|
xexit (EXIT_SUCCESS);
|
|
|
|
|
}
|