| 1 | /* BFD support for Sparc binaries under LynxOS.
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| 2 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1997, 1998, 2000,
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| 3 | 2001, 2002, 2003 Free Software Foundation, Inc.
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| 4 |
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| 5 | This file is part of BFD, the Binary File Descriptor library.
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| 6 |
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| 7 | This program is free software; you can redistribute it and/or modify
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| 8 | it under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation; either version 2 of the License, or
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| 10 | (at your option) any later version.
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| 11 |
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| 12 | This program is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with this program; if not, write to the Free Software
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| 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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| 20 |
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| 21 | #if 0
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| 22 | #define N_SHARED_LIB(x) 0
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| 23 |
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| 24 | #define TEXT_START_ADDR 0
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| 25 | #define TARGET_PAGE_SIZE 4096
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| 26 | #define SEGMENT_SIZE TARGET_PAGE_SIZE
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| 27 | #define DEFAULT_ARCH bfd_arch_sparc
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| 28 |
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| 29 | #endif
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| 30 |
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| 31 | /* Do not "beautify" the CONCAT* macro args. Traditional C will not
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| 32 | remove whitespace added here, and thus will fail to concatenate
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| 33 | the tokens. */
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| 34 | #define MY(OP) CONCAT2 (sparclynx_aout_,OP)
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| 35 | #define TARGETNAME "a.out-sparc-lynx"
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| 36 |
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| 37 | #include "bfd.h"
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| 38 | #include "sysdep.h"
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| 39 | #include "libbfd.h"
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| 40 |
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| 41 | #include "aout/sun4.h"
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| 42 | #include "libaout.h" /* BFD a.out internal data structures */
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| 43 |
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| 44 | #include "aout/aout64.h"
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| 45 | #include "aout/stab_gnu.h"
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| 46 | #include "aout/ar.h"
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| 47 |
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| 48 | void NAME (lynx,set_arch_mach) PARAMS ((bfd *, unsigned long));
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| 49 | static void choose_reloc_size PARAMS ((bfd *));
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| 50 | static bfd_boolean NAME (aout,sparclynx_write_object_contents) PARAMS ((bfd *));
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| 51 |
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| 52 | /* This is needed to reject a NewsOS file, e.g. in
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| 53 | gdb/testsuite/gdb.t10/crossload.exp. <[email protected]>
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| 54 | I needed to add M_UNKNOWN to recognize a 68000 object, so this will
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| 55 | probably no longer reject a NewsOS object. <[email protected]>. */
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| 56 | #define MACHTYPE_OK(mtype) ((mtype) == M_UNKNOWN \
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| 57 | || (mtype) == M_68010 \
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| 58 | || (mtype) == M_68020 \
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| 59 | || (mtype) == M_SPARC)
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| 60 |
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| 61 | /* The file @code{aoutf1.h} contains the code for BFD's
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| 62 | a.out back end. Control over the generated back end is given by these
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| 63 | two preprocessor names:
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| 64 | @table @code
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| 65 | @item ARCH_SIZE
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| 66 | This value should be either 32 or 64, depending upon the size of an
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| 67 | int in the target format. It changes the sizes of the structs which
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| 68 | perform the memory/disk mapping of structures.
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| 69 |
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| 70 | The 64 bit backend may only be used if the host compiler supports 64
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| 71 | ints (eg long long with gcc), by defining the name @code{BFD_HOST_64_BIT} in @code{bfd.h}.
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| 72 | With this name defined, @emph{all} bfd operations are performed with 64bit
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| 73 | arithmetic, not just those to a 64bit target.
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| 74 |
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| 75 | @item TARGETNAME
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| 76 | The name put into the target vector.
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| 77 | @item
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| 78 | @end table */
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| 79 |
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| 80 | void
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| 81 | NAME(lynx,set_arch_mach) (abfd, machtype)
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| 82 | bfd *abfd;
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| 83 | unsigned long machtype;
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| 84 | {
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| 85 | /* Determine the architecture and machine type of the object file. */
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| 86 | enum bfd_architecture arch;
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