/* Support for the generic parts of most COFF variants, for BFD.
- Copyright 1990, 1991, 1992 Free Software Foundation, Inc.
+ Copyright 1990, 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-/*
+/*
Most of this hacked by Steve Chamberlain,
- sac@cygnus.com
+ sac@cygnus.com
*/
/*
coff backends
BFD supports a number of different flavours of coff format.
- The major difference between formats are the sizes and
+ The major differences between formats are the sizes and
alignments of fields in structures on disk, and the occasional
- extra field.
+ extra field.
- Coff in all its varieties is implimented with a few common
+ Coff in all its varieties is implemented with a few common
files and a number of implementation specific files. For
example, The 88k bcs coff format is implemented in the file
- @code{coff-m88k.c}. This file @code{#include}s
- @code{coff/m88k.h} which defines the external structure of the
- coff format for the 88k, and @code{coff/internal.h} which
- defines the internal structure. @code{coff-m88k.c} also
+ @file{coff-m88k.c}. This file @code{#include}s
+ @file{coff/m88k.h} which defines the external structure of the
+ coff format for the 88k, and @file{coff/internal.h} which
+ defines the internal structure. @file{coff-m88k.c} also
defines the relocations used by the 88k format
@xref{Relocations}.
The Intel i960 processor version of coff is implemented in
- @code{coff-i960.c}. This file has the same structure as
- @code{coff-m88k.c}, except that it includes @code{coff/i960.h}
- rather than @code{coff-m88k.h}.
+ @file{coff-i960.c}. This file has the same structure as
+ @file{coff-m88k.c}, except that it includes @file{coff/i960.h}
+ rather than @file{coff-m88k.h}.
SUBSECTION
- Porting To A New Version of Coff
+ Porting to a new version of coff
The recommended method is to select from the existing
- implimentations the version of coff which is most like the one
- you want to use, for our purposes, we'll say that i386 coff is
+ implementations the version of coff which is most like the one
+ you want to use. For example, we'll say that i386 coff is
the one you select, and that your coff flavour is called foo.
- Copy the @code{i386coff.c} to @code{foocoff.c}, copy
- @code{../include/coff/i386.h} to @code{../include/coff/foo.h}
- and add the lines to @code{targets.c} and @code{Makefile.in}
+ Copy @file{i386coff.c} to @file{foocoff.c}, copy
+ @file{../include/coff/i386.h} to @file{../include/coff/foo.h},
+ and add the lines to @file{targets.c} and @file{Makefile.in}
so that your new back end is used. Alter the shapes of the
- structures in @code{../include/coff/foo.h} so that they match
+ structures in @file{../include/coff/foo.h} so that they match
what you need. You will probably also have to add
- @code{#ifdef}s to the code in @code{coff/internal.h} and
- @code{coffcode.h} if your version of coff is too wild.
+ @code{#ifdef}s to the code in @file{coff/internal.h} and
+ @file{coffcode.h} if your version of coff is too wild.
You can verify that your new BFD backend works quite simply by
- building @code{objdump} from the @code{binutils} directory,
- and making sure that its version of what's going on at your
- host systems idea (assuming it has the pretty standard coff
- dump utility (usually called @code{att-dump} or just
- @code{dump})) are the same. Then clean up your code, and send
+ building @file{objdump} from the @file{binutils} directory,
+ and making sure that its version of what's going on and your
+ host system's idea (assuming it has the pretty standard coff
+ dump utility, usually called @code{att-dump} or just
+ @code{dump}) are the same. Then clean up your code, and send
what you've done to Cygnus. Then your stuff will be in the
next release, and you won't have to keep integrating it.
SUBSECTION
- How The Coff Backend Works
+ How the coff backend works
SUBSUBSECTION
- File Layout
+ File layout
The Coff backend is split into generic routines that are
applicable to any Coff target and routines that are specific
structure, one of which exists for each target.
The essentially similar target-specific routines are in
- @file{coffcode.h}. This header file includes executable code.
+ @file{coffcode.h}. This header file includes executable C code.
The various Coff targets first include the appropriate Coff
header file, make any special defines that are needed, and
then include @file{coffcode.h}.
target.
SUBSUBSECTION
- Bit Twiddling
+ Bit twiddling
Each flavour of coff supported in BFD has its own header file
- descibing the external layout of the structures. There is also
- an internal description of the coff layout (in
- @code{coff/internal.h}). A major function of the
+ describing the external layout of the structures. There is also
+ an internal description of the coff layout, in
+ @file{coff/internal.h}. A major function of the
coff backend is swapping the bytes and twiddling the bits to
translate the external form of the structures into the normal
internal form. This is all performed in the
@code{bfd_swap}_@i{thing}_@i{direction} routines. Some
elements are different sizes between different versions of
- coff, it is the duty of the coff version specific include file
+ coff; it is the duty of the coff version specific include file
to override the definitions of various packing routines in
- @code{coffcode.h}. Eg the size of line number entry in coff is
+ @file{coffcode.h}. E.g., the size of line number entry in coff is
sometimes 16 bits, and sometimes 32 bits. @code{#define}ing
@code{PUT_LNSZ_LNNO} and @code{GET_LNSZ_LNNO} will select the
correct one. No doubt, some day someone will find a version of
- coff which has a varying field size not catered for at the
- moment. To port BFD, that person will have to add more @code{#defines}.
+ coff which has a varying field size not catered to at the
+ moment. To port BFD, that person will have to add more @code{#defines}.
Three of the bit twiddling routines are exported to
@code{gdb}; @code{coff_swap_aux_in}, @code{coff_swap_sym_in}
and @code{coff_swap_linno_in}. @code{GDB} reads the symbol
@code{coff_swap_scnhdr_out}. @code{Gas} currently keeps track
of all the symbol table and reloc drudgery itself, thereby
saving the internal BFD overhead, but uses BFD to swap things
- on the way out, making cross ports much safer. This also
+ on the way out, making cross ports much safer. Doing so also
allows BFD (and thus the linker) to use the same header files
as @code{gas}, which makes one avenue to disaster disappear.
SUBSUBSECTION
- Symbol Reading
+ Symbol reading
The simple canonical form for symbols used by BFD is not rich
enough to keep all the information available in a coff symbol
- table. The back end gets around this by keeping the original
- symbol table around, "behind the scenes".
+ table. The back end gets around this problem by keeping the original
+ symbol table around, "behind the scenes".
When a symbol table is requested (through a call to
- @code{bfd_canonicalize_symtab}, a request gets through to
+ @code{bfd_canonicalize_symtab}), a request gets through to
@code{coff_get_normalized_symtab}. This reads the symbol table from
the coff file and swaps all the structures inside into the
internal form. It also fixes up all the pointers in the table
(represented in the file by offsets from the first symbol in
the table) into physical pointers to elements in the new
internal table. This involves some work since the meanings of
- fields changes depending upon context; a field that is a
+ fields change depending upon context: a field that is a
pointer to another structure in the symbol table at one moment
- may be the size in bytes of a structure in the next. Another
+ may be the size in bytes of a structure at the next. Another
pass is made over the table. All symbols which mark file names
(<<C_FILE>> symbols) are modified so that the internal
string points to the value in the auxent (the real filename)
rather than the normal text associated with the symbol
- (@code{".file"}).
+ (@code{".file"}).
At this time the symbol names are moved around. Coff stores
all symbols less than nine characters long physically
- within the symbol table, longer strings are kept at the end of
+ within the symbol table; longer strings are kept at the end of
the file in the string table. This pass moves all strings
- into memory, and replaces them with pointers to the strings.
+ into memory and replaces them with pointers to the strings.
The symbol table is massaged once again, this time to create
the canonical table used by the BFD application. Each symbol
is inspected in turn, and a decision made (using the
@code{sclass} field) about the various flags to set in the
- @code{asymbol} @xref{Symbols}. The generated canonical table
- shares strings with the hidden internal symbol table.
+ @code{asymbol}. @xref{Symbols}. The generated canonical table
+ shares strings with the hidden internal symbol table.
Any linenumbers are read from the coff file too, and attached
- to the symbols which own the functions the linenumbers belong to.
+ to the symbols which own the functions the linenumbers belong to.
SUBSUBSECTION
- Symbol Writing
+ Symbol writing
Writing a symbol to a coff file which didn't come from a coff
file will lose any debugging information. The @code{asymbol}
- structure remembers the BFD from which was born, and on output
- the back end makes sure that the same destination target as
+ structure remembers the BFD from which the symbol was taken, and on
+ output the back end makes sure that the same destination target as
source target is present.
When the symbols have come from a coff file then all the
0x100, would have the value 0x20. Coff expects symbols to
contain their final value, so symbols have their values
changed at this point to reflect their sum with their owning
- section. Note that this transformation uses the
+ section. This transformation uses the
<<output_section>> field of the @code{asymbol}'s
- @code{asection} @xref{Sections}.
+ @code{asection} @xref{Sections}.
- o coff_mangle_symbols
+ o <<coff_mangle_symbols>>
This routine runs though the provided symbol table and uses
the offsets generated by the previous pass and the pointers
generated when the symbol table was read in to create the
structured hierachy required by coff. It changes each pointer
- to a symbol to an index into the symbol table of the symbol
- being referenced.
+ to a symbol into the index into the symbol table of the asymbol.
- o coff_write_symbols
+ o <<coff_write_symbols>>
This routine runs through the symbol table and patches up the
symbols from their internal form into the coff way, calls the
- bit twiddlers and writes out the tabel to the file.
+ bit twiddlers, and writes out the table to the file.
*/
coff_symbol_type
DESCRIPTION
- The hidden information for an asymbol is described in a
- coff_ptr_struct, which is typedefed to a combined_entry_type
+ The hidden information for an <<asymbol>> is described in a
+ <<combined_entry_type>>:
CODE_FRAGMENT
.
-.typedef struct coff_ptr_struct
+.typedef struct coff_ptr_struct
.{
.
. {* Remembers the offset from the first symbol in the file for
. this symbol. Generated by coff_renumber_symbols. *}
.unsigned int offset;
.
+. {* Should the value of this symbol be renumbered. Used for
+. XCOFF C_BSTAT symbols. Set by coff_slurp_symbol_table. *}
+.unsigned int fix_value : 1;
+.
. {* Should the tag field of this symbol be renumbered.
. Created by coff_pointerize_aux. *}
-.char fix_tag;
+.unsigned int fix_tag : 1;
.
. {* Should the endidx field of this symbol be renumbered.
. Created by coff_pointerize_aux. *}
-.char fix_end;
+.unsigned int fix_end : 1;
+.
+. {* Should the x_csect.x_scnlen field be renumbered.
+. Created by coff_slurp_symbol_table. *}
+.unsigned int fix_scnlen : 1;
.
. {* The container for the symbol structure as read and translated
. from the file. *}
*/
-#include "seclet.h"
#include "coffswap.h"
\f
/* void warning(); */
* in styp_to_sec_flags().
*/
static long
-DEFUN(sec_to_styp_flags, (sec_name, sec_flags),
- CONST char * sec_name AND
- flagword sec_flags)
+sec_to_styp_flags (sec_name, sec_flags)
+ CONST char *sec_name;
+ flagword sec_flags;
{
long styp_flags = 0;
- if (!strcmp(sec_name, _TEXT))
- {
- styp_flags = STYP_TEXT;
- }
- else if (!strcmp(sec_name, _DATA))
- {
- styp_flags = STYP_DATA;
+ if (!strcmp (sec_name, _TEXT))
+ {
+ styp_flags = STYP_TEXT;
+ }
+ else if (!strcmp (sec_name, _DATA))
+ {
+ styp_flags = STYP_DATA;
#ifdef TWO_DATA_SECS
- }
- else if (!strcmp(sec_name, ".data2"))
- {
- styp_flags = STYP_DATA;
-#endif /* TWO_DATA_SECS */
- }
- else if (!strcmp(sec_name, _BSS))
- {
- styp_flags = STYP_BSS;
+ }
+ else if (!strcmp (sec_name, ".data2"))
+ {
+ styp_flags = STYP_DATA;
+#endif /* TWO_DATA_SECS */
+ }
+ else if (!strcmp (sec_name, _BSS))
+ {
+ styp_flags = STYP_BSS;
#ifdef _COMMENT
- }
- else if (!strcmp(sec_name, _COMMENT))
- {
- styp_flags = STYP_INFO;
-#endif /* _COMMENT */
+ }
+ else if (!strcmp (sec_name, _COMMENT))
+ {
+ styp_flags = STYP_INFO;
+#endif /* _COMMENT */
#ifdef _LIB
- }
- else if (!strcmp(sec_name, _LIB))
- {
- styp_flags = STYP_LIB;
-#endif /* _LIB */
-
- }
+ }
+ else if (!strcmp (sec_name, _LIB))
+ {
+ styp_flags = STYP_LIB;
+#endif /* _LIB */
+#ifdef _LIT
+ }
+ else if (!strcmp (sec_name, _LIT))
+ {
+ styp_flags = STYP_LIT;
+#endif /* _LIT */
+ }
+ else if (!strcmp (sec_name, ".debug"))
+ {
+#ifdef STYP_DEBUG
+ styp_flags = STYP_DEBUG;
+#else
+ styp_flags = STYP_INFO;
+#endif
+ }
+ else if (!strcmp (sec_name, ".stab")
+ || !strncmp (sec_name, ".stabstr", 8))
+ {
+ styp_flags = STYP_INFO;
+ }
/* Try and figure out what it should be */
- else if (sec_flags & SEC_CODE)
- {
- styp_flags = STYP_TEXT;
- }
- else if (sec_flags & SEC_DATA)
- {
- styp_flags = STYP_DATA;
- }
+ else if (sec_flags & SEC_CODE)
+ {
+ styp_flags = STYP_TEXT;
+ }
+ else if (sec_flags & SEC_DATA)
+ {
+ styp_flags = STYP_DATA;
+ }
else if (sec_flags & SEC_READONLY)
- {
+ {
#ifdef STYP_LIT /* 29k readonly text/data section */
- styp_flags = STYP_LIT;
+ styp_flags = STYP_LIT;
#else
- styp_flags = STYP_TEXT;
-#endif /* STYP_LIT */
- }
+ styp_flags = STYP_TEXT;
+#endif /* STYP_LIT */
+ }
else if (sec_flags & SEC_LOAD)
- {
- styp_flags = STYP_TEXT;
- }
- else {
- styp_flags = STYP_BSS;
- }
+ {
+ styp_flags = STYP_TEXT;
+ }
+ else if (sec_flags & SEC_ALLOC)
+ {
+ styp_flags = STYP_BSS;
+ }
#ifdef STYP_NOLOAD
if (sec_flags & SEC_NEVER_LOAD)
- styp_flags |= STYP_NOLOAD;
+ styp_flags |= STYP_NOLOAD;
#endif
- return(styp_flags);
+ return (styp_flags);
}
/*
* Return a word with SEC_* flags set to represent the incoming
* in sec_to_styp_flags().
*/
static flagword
-DEFUN(styp_to_sec_flags, (abfd, hdr),
- bfd *abfd AND
- PTR hdr)
+styp_to_sec_flags (abfd, hdr)
+ bfd * abfd;
+ PTR hdr;
{
struct internal_scnhdr *internal_s = (struct internal_scnhdr *) hdr;
long styp_flags = internal_s->s_flags;
- flagword sec_flags=0;
+ flagword sec_flags = 0;
#ifdef STYP_NOLOAD
if (styp_flags & STYP_NOLOAD)
- {
- sec_flags |= SEC_NEVER_LOAD;
- }
+ {
+ sec_flags |= SEC_NEVER_LOAD;
+ }
#endif /* STYP_NOLOAD */
/* For 386 COFF, at least, an unloadable text or data section is
actually a shared library section. */
if (styp_flags & STYP_TEXT)
- {
- if (sec_flags & SEC_NEVER_LOAD)
- sec_flags |= SEC_CODE | SEC_SHARED_LIBRARY;
- else
- sec_flags |= SEC_CODE | SEC_LOAD | SEC_ALLOC;
- }
+ {
+ if (sec_flags & SEC_NEVER_LOAD)
+ sec_flags |= SEC_CODE | SEC_SHARED_LIBRARY;
+ else
+ sec_flags |= SEC_CODE | SEC_LOAD | SEC_ALLOC;
+ }
else if (styp_flags & STYP_DATA)
- {
- if (sec_flags & SEC_NEVER_LOAD)
- sec_flags |= SEC_DATA | SEC_SHARED_LIBRARY;
- else
- sec_flags |= SEC_DATA | SEC_LOAD | SEC_ALLOC;
- }
- else if (styp_flags & STYP_BSS)
- {
- sec_flags |= SEC_ALLOC;
- }
- else if (styp_flags & STYP_INFO)
- {
- sec_flags |= SEC_NEVER_LOAD;
- }
+ {
+ if (sec_flags & SEC_NEVER_LOAD)
+ sec_flags |= SEC_DATA | SEC_SHARED_LIBRARY;
+ else
+ sec_flags |= SEC_DATA | SEC_LOAD | SEC_ALLOC;
+ }
+ else if (styp_flags & STYP_BSS)
+ {
+#ifdef BSS_NOLOAD_IS_SHARED_LIBRARY
+ if (sec_flags & SEC_NEVER_LOAD)
+ sec_flags |= SEC_ALLOC | SEC_SHARED_LIBRARY;
+ else
+#endif
+ sec_flags |= SEC_ALLOC;
+ }
+ else if (styp_flags & STYP_INFO)
+ {
+ /* This should be marked as SEC_DEBUGGING, but that can't be
+ done until we make sure that strip can still work. strip
+ will probably have to preserve the same number of sections to
+ ensure that the section vma matches the section file
+ position. */
+ }
else
- {
- sec_flags |= SEC_ALLOC | SEC_LOAD;
- }
+ {
+ sec_flags |= SEC_ALLOC | SEC_LOAD;
+ }
#ifdef STYP_LIT /* A29k readonly text/data section type */
if ((styp_flags & STYP_LIT) == STYP_LIT)
- {
- sec_flags = (SEC_LOAD | SEC_ALLOC | SEC_READONLY);
- }
-#endif /* STYP_LIT */
+ {
+ sec_flags = (SEC_LOAD | SEC_ALLOC | SEC_READONLY);
+ }
+#endif /* STYP_LIT */
#ifdef STYP_OTHER_LOAD /* Other loaded sections */
if (styp_flags & STYP_OTHER_LOAD)
- {
- sec_flags = (SEC_LOAD | SEC_ALLOC);
- }
-#endif /* STYP_SDATA */
+ {
+ sec_flags = (SEC_LOAD | SEC_ALLOC);
+ }
+#endif /* STYP_SDATA */
- return(sec_flags);
+ return (sec_flags);
}
-#define get_index(symbol) ((int) (symbol)->udata)
+#define get_index(symbol) ((long) (symbol)->udata)
/*
INTERNAL_DEFINITION
CODE_FRAGMENT
-Special entry points for gdb to swap in coff symbol table parts
-.typedef struct
+Special entry points for gdb to swap in coff symbol table parts:
+.typedef struct
.{
. void (*_bfd_coff_swap_aux_in) PARAMS ((
-. bfd *abfd ,
+. bfd *abfd,
. PTR ext,
. int type,
-. int class ,
+. int class,
+. int indaux,
+. int numaux,
. PTR in));
.
. void (*_bfd_coff_swap_sym_in) PARAMS ((
. PTR in));
.
-Special entry points for gas to swap coff parts
+Special entry points for gas to swap out coff parts:
. unsigned int (*_bfd_coff_swap_aux_out) PARAMS ((
. bfd *abfd,
. PTR in,
. int type,
. int class,
+. int indaux,
+. int numaux,
. PTR ext));
.
. unsigned int (*_bfd_coff_swap_sym_out) PARAMS ((
.
Special entry points for generic COFF routines to call target
-dependent COFF routines
+dependent COFF routines:
. unsigned int _bfd_filhsz;
. unsigned int _bfd_aoutsz;
. PTR internal_filehdr));
. PTR (*_bfd_coff_mkobject_hook) PARAMS ((
. bfd *abfd,
-. PTR internal_filehdr));
+. PTR internal_filehdr,
+. PTR internal_aouthdr));
. flagword (*_bfd_styp_to_sec_flags_hook) PARAMS ((
. bfd *abfd,
. PTR internal_scnhdr));
. struct internal_syment *sym));
. void (*_bfd_coff_reloc16_extra_cases) PARAMS ((
. bfd *abfd,
-. bfd_seclet_type *seclet,
+. struct bfd_link_info *link_info,
+. struct bfd_link_order *link_order,
. arelent *reloc,
. bfd_byte *data,
. unsigned int *src_ptr,
. unsigned int *dst_ptr));
+. int (*_bfd_coff_reloc16_estimate) PARAMS ((
+. bfd *abfd,
+. asection *input_section,
+. arelent *r,
+. unsigned int shrink,
+. struct bfd_link_info *link_info));
+.
.} bfd_coff_backend_data;
.
.#define coff_backend_info(abfd) ((bfd_coff_backend_data *) (abfd)->xvec->backend_data)
.
-.#define bfd_coff_swap_aux_in(a,e,t,c,i) \
-. ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,i))
+.#define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \
+. ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i))
.
.#define bfd_coff_swap_sym_in(a,e,i) \
. ((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i))
.#define bfd_coff_swap_lineno_out(abfd, i, o) \
. ((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o))
.
-.#define bfd_coff_swap_aux_out(abfd, i, t,c,o) \
-. ((coff_backend_info (abfd)->_bfd_coff_swap_aux_out) (abfd, i,t,c, o))
+.#define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \
+. ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o))
.
.#define bfd_coff_swap_sym_out(abfd, i,o) \
. ((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o))
.
.#define bfd_coff_set_arch_mach_hook(abfd, filehdr)\
. ((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr))
-.#define bfd_coff_mkobject_hook(abfd, filehdr)\
-. ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook) (abfd, filehdr))
+.#define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\
+. ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook) (abfd, filehdr, aouthdr))
.
.#define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr)\
. ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook) (abfd, scnhdr))
.#define bfd_coff_symname_in_debug(abfd, sym)\
. ((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym))
.
-.#define bfd_coff_reloc16_extra_cases(abfd, seclet, reloc, data, src_ptr, dst_ptr)\
+.#define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)\
. ((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\
-. (abfd, seclet, reloc, data, src_ptr, dst_ptr))
-.
+. (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr))
+.
+.#define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\
+. ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
+. (abfd, section, reloc, shrink, link_info))
+.
*/
/* See whether the magic number matches. */
static boolean
-DEFUN(coff_bad_format_hook, (abfd, filehdr),
- bfd *abfd AND
- PTR filehdr)
+coff_bad_format_hook (abfd, filehdr)
+ bfd * abfd;
+ PTR filehdr;
{
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
}
static asection *
-DEFUN (coff_make_section_hook, (abfd, name),
- bfd *abfd AND
- char *name)
+coff_make_section_hook (abfd, name)
+ bfd * abfd;
+ char *name;
{
#ifdef TWO_DATA_SECS
+ /* FIXME: This predates the call to bfd_make_section_anyway
+ in make_a_section_from_file, and can probably go away. */
/* On SCO a file created by the Microsoft assembler can have two
.data sections. We use .data2 for the second one. */
if (strcmp (name, _DATA) == 0)
*/
static boolean
-DEFUN(coff_new_section_hook,(abfd, section),
- bfd *abfd AND
- asection *section)
+coff_new_section_hook (abfd, section)
+ bfd * abfd;
+ asection * section;
{
section->alignment_power = abfd->xvec->align_power_min;
/* Allocate aux records for section symbols, to store size and
/* Set the alignment of a BFD section. */
static void
-DEFUN (coff_set_alignment_hook, (abfd, section, scnhdr),
- bfd *abfd AND
- asection *section AND
- PTR scnhdr)
+coff_set_alignment_hook (abfd, section, scnhdr)
+ bfd * abfd;
+ asection * section;
+ PTR scnhdr;
{
struct internal_scnhdr *hdr = (struct internal_scnhdr *) scnhdr;
unsigned int i;
#endif /* ! I960 */
-static boolean
-DEFUN(coff_mkobject,(abfd),
- bfd *abfd)
+static boolean
+coff_mkobject (abfd)
+ bfd * abfd;
{
coff_data_type *coff;
- abfd->tdata.coff_obj_data = (struct coff_tdata *)bfd_zalloc (abfd,sizeof(coff_data_type));
- if (abfd->tdata.coff_obj_data == 0){
- bfd_error = no_memory;
- return false;
- }
+ abfd->tdata.coff_obj_data = (struct coff_tdata *) bfd_zalloc (abfd, sizeof (coff_data_type));
+ if (abfd->tdata.coff_obj_data == 0)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
coff = coff_data (abfd);
coff->symbols = (coff_symbol_type *) NULL;
coff->conversion_table = (unsigned int *) NULL;
/* Create the COFF backend specific information. */
-static PTR
-DEFUN(coff_mkobject_hook,(abfd, filehdr),
- bfd *abfd AND
- PTR filehdr)
+static PTR
+coff_mkobject_hook (abfd, filehdr, aouthdr)
+ bfd * abfd;
+ PTR filehdr;
+ PTR aouthdr;
{
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
coff_data_type *coff;
unfortunately vary among coff implementations... */
coff->local_n_btmask = N_BTMASK;
coff->local_n_btshft = N_BTSHFT;
- coff->local_n_tmask = N_TMASK;
+ coff->local_n_tmask = N_TMASK;
coff->local_n_tshift = N_TSHIFT;
- coff->local_symesz = SYMESZ;
- coff->local_auxesz = AUXESZ;
- coff->local_linesz = LINESZ;
+ coff->local_symesz = SYMESZ;
+ coff->local_auxesz = AUXESZ;
+ coff->local_linesz = LINESZ;
return (PTR) coff;
}
at linking together COFF files for different architectures. */
static boolean
-DEFUN (coff_set_arch_mach_hook, (abfd, filehdr),
- bfd *abfd AND
- PTR filehdr)
+coff_set_arch_mach_hook (abfd, filehdr)
+ bfd *abfd;
+ PTR filehdr;
{
long machine;
enum bfd_architecture arch;
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
machine = 0;
- switch (internal_f->f_magic) {
+ switch (internal_f->f_magic)
+ {
#ifdef I386MAGIC
- case I386MAGIC:
-#ifdef I386AIXMAGIC
- case I386AIXMAGIC: /* Danbury PS/2 AIX C Compiler */
-#endif
- arch = bfd_arch_i386;
- machine = 0;
- break;
+ case I386MAGIC:
+ case I386PTXMAGIC:
+ case I386AIXMAGIC: /* Danbury PS/2 AIX C Compiler */
+ case LYNXCOFFMAGIC: /* shadows the m68k Lynx number below, sigh */
+ arch = bfd_arch_i386;
+ machine = 0;
+ break;
#endif
#ifdef A29K_MAGIC_BIG
- case A29K_MAGIC_BIG:
- case A29K_MAGIC_LITTLE:
- arch = bfd_arch_a29k;
- machine = 0;
- break;
-#endif
-
-#ifdef MIPS
- case MIPS_MAGIC_1:
- case MIPS_MAGIC_2:
- case MIPS_MAGIC_3:
- arch = bfd_arch_mips;
- machine = 0;
- break;
+ case A29K_MAGIC_BIG:
+ case A29K_MAGIC_LITTLE:
+ arch = bfd_arch_a29k;
+ machine = 0;
+ break;
#endif
#ifdef MC68MAGIC
- case MC68MAGIC:
- case M68MAGIC:
- arch = bfd_arch_m68k;
- machine = 68020;
- break;
+ case MC68MAGIC:
+ case M68MAGIC:
+#ifdef MC68KBCSMAGIC
+ case MC68KBCSMAGIC:
+#endif
+#ifdef APOLLOM68KMAGIC
+ case APOLLOM68KMAGIC:
+#endif
+#ifdef LYNXCOFFMAGIC
+ case LYNXCOFFMAGIC:
+#endif
+ arch = bfd_arch_m68k;
+ machine = 68020;
+ break;
#endif
#ifdef MC88MAGIC
- case MC88MAGIC:
- case MC88DMAGIC:
- case MC88OMAGIC:
- arch = bfd_arch_m88k;
- machine = 88100;
- break;
+ case MC88MAGIC:
+ case MC88DMAGIC:
+ case MC88OMAGIC:
+ arch = bfd_arch_m88k;
+ machine = 88100;
+ break;
#endif
#ifdef Z8KMAGIC
- case Z8KMAGIC:
- arch = bfd_arch_z8k;
- switch (internal_f->f_flags & F_MACHMASK)
- {
- case F_Z8001:
- machine = bfd_mach_z8001;
- break;
- case F_Z8002:
- machine = bfd_mach_z8002;
- break;
- default:
- return false;
- }
- break;
+ case Z8KMAGIC:
+ arch = bfd_arch_z8k;
+ switch (internal_f->f_flags & F_MACHMASK)
+ {
+ case F_Z8001:
+ machine = bfd_mach_z8001;
+ break;
+ case F_Z8002:
+ machine = bfd_mach_z8002;
+ break;
+ default:
+ return false;
+ }
+ break;
#endif
#ifdef I960
#ifdef I960ROMAGIC
- case I960ROMAGIC:
- case I960RWMAGIC:
- arch = bfd_arch_i960;
- switch (F_I960TYPE & internal_f->f_flags)
+ case I960ROMAGIC:
+ case I960RWMAGIC:
+ arch = bfd_arch_i960;
+ switch (F_I960TYPE & internal_f->f_flags)
{
default:
case F_I960CORE:
case F_I960KB:
machine = bfd_mach_i960_kb_sb;
break;
- case F_I960MC:
+ case F_I960MC:
machine = bfd_mach_i960_mc;
break;
case F_I960XA:
machine = bfd_mach_i960_ka_sa;
break;
}
- break;
+ break;
#endif
#endif
#ifdef U802ROMAGIC
- case U802ROMAGIC:
- case U802WRMAGIC:
- case U802TOCMAGIC:
- arch = bfd_arch_rs6000;
- machine = 6000;
- break;
+ case U802ROMAGIC:
+ case U802WRMAGIC:
+ case U802TOCMAGIC:
+ arch = bfd_arch_rs6000;
+ machine = 6000;
+ break;
#endif
#ifdef WE32KMAGIC
- case WE32KMAGIC:
- arch = bfd_arch_we32k;
- machine = 0;
- break;
+ case WE32KMAGIC:
+ arch = bfd_arch_we32k;
+ machine = 0;
+ break;
#endif
#ifdef H8300MAGIC
- case H8300MAGIC:
- arch = bfd_arch_h8300;
- machine = 0;
- break;
+ case H8300MAGIC:
+ arch = bfd_arch_h8300;
+ machine = bfd_mach_h8300;
+ /* !! FIXME this probably isn't the right place for this */
+ abfd->flags |= BFD_IS_RELAXABLE;
+ break;
#endif
- default: /* Unreadable input file type */
- arch = bfd_arch_obscure;
-break;
- }
+#ifdef H8300HMAGIC
+ case H8300HMAGIC:
+ arch = bfd_arch_h8300;
+ machine = bfd_mach_h8300h;
+ /* !! FIXME this probably isn't the right place for this */
+ abfd->flags |= BFD_IS_RELAXABLE;
+ break;
+#endif
+
+#ifdef SHMAGIC
+ case SHMAGIC:
+ arch = bfd_arch_sh;
+ machine = 0;
+ break;
+#endif
+
+#ifdef H8500MAGIC
+ case H8500MAGIC:
+ arch = bfd_arch_h8500;
+ machine = 0;
+ break;
+#endif
- bfd_default_set_arch_mach(abfd, arch, machine);
+#ifdef SPARCMAGIC
+ case SPARCMAGIC:
+ arch = bfd_arch_sparc;
+ machine = 0;
+ break;
+#endif
+
+ default: /* Unreadable input file type */
+ arch = bfd_arch_obscure;
+ break;
+ }
+
+ bfd_default_set_arch_mach (abfd, arch, machine);
return true;
}
#ifdef SYMNAME_IN_DEBUG
static boolean
-DEFUN (symname_in_debug_hook, (abfd, sym),
- bfd *abfd AND
- struct internal_syment *sym)
+symname_in_debug_hook (abfd, sym)
+ bfd * abfd;
+ struct internal_syment *sym;
{
return SYMNAME_IN_DEBUG (sym) ? true : false;
}
/*
SUBSUBSECTION
- Writing Relocations
+ Writing relocations
- To write relocations, all the back end does is step though the
- canonical relocation table, and create an
+ To write relocations, the back end steps though the
+ canonical relocation table and create an
@code{internal_reloc}. The symbol index to use is removed from
- the @code{offset} field in the symbol table supplied, the
+ the @code{offset} field in the symbol table supplied. The
address comes directly from the sum of the section base
- address and the relocation offset and the type is dug directly
+ address and the relocation offset; the type is dug directly
from the howto field. Then the @code{internal_reloc} is
swapped into the shape of an @code{external_reloc} and written
- out to disk.
+ out to disk.
*/
-static void
-DEFUN(coff_write_relocs,(abfd),
- bfd *abfd)
+static boolean
+coff_write_relocs (abfd)
+ bfd * abfd;
{
- asection *s;
- for (s = abfd->sections; s != (asection *) NULL; s = s->next) {
- unsigned int i;
- struct external_reloc dst;
-
- arelent **p = s->orelocation;
- bfd_seek(abfd, s->rel_filepos, SEEK_SET);
- for (i = 0; i < s->reloc_count; i++) {
- struct internal_reloc n;
- arelent *q = p[i];
- memset((PTR)&n, 0, sizeof(n));
-
- n.r_vaddr = q->address + s->vma;
- /* The 29k const/consth reloc pair is a real kludge - the consth
- part doesn't have a symbol - it has an offset. So rebuilt
- that here */
-#ifdef R_IHCONST
- if (q->howto->type == R_IHCONST)
- n.r_symndx = q->addend;
- else
-#endif
-
+ asection *s;
+ for (s = abfd->sections; s != (asection *) NULL; s = s->next)
+ {
+ unsigned int i;
+ struct external_reloc dst;
- if (q->sym_ptr_ptr)
- {
- if (q->sym_ptr_ptr == bfd_abs_section.symbol_ptr_ptr)
- {
- /* This is a relocation relative to the absolute symbol */
- n.r_symndx = -1;
- }
- else
+ arelent **p = s->orelocation;
+ if (bfd_seek (abfd, s->rel_filepos, SEEK_SET) != 0)
+ return false;
+ for (i = 0; i < s->reloc_count; i++)
{
- n.r_symndx = get_index((*(q->sym_ptr_ptr)));
- /* Take notice if the symbol reloc points to a symbol we don't have
- in our symbol table. What should we do for this?? */
- if (n.r_symndx > obj_conv_table_size (abfd))
- abort ();
- }
-
-
- }
+ struct internal_reloc n;
+ arelent *q = p[i];
+ memset ((PTR) & n, 0, sizeof (n));
+
+ n.r_vaddr = q->address + s->vma;
+
+#ifdef R_IHCONST
+ /* The 29k const/consth reloc pair is a real kludge. The consth
+ part doesn't have a symbol; it has an offset. So rebuilt
+ that here. */
+ if (q->howto->type == R_IHCONST)
+ n.r_symndx = q->addend;
+ else
+#endif
+ if (q->sym_ptr_ptr)
+ {
+ if (q->sym_ptr_ptr == bfd_abs_section.symbol_ptr_ptr)
+ /* This is a relocation relative to the absolute symbol. */
+ n.r_symndx = -1;
+ else
+ {
+ n.r_symndx = get_index ((*(q->sym_ptr_ptr)));
+ /* Take notice if the symbol reloc points to a symbol
+ we don't have in our symbol table. What should we
+ do for this?? */
+ if (n.r_symndx > obj_conv_table_size (abfd))
+ abort ();
+ }
+ }
+
+#ifdef SWAP_OUT_RELOC_OFFSET
+ n.r_offset = q->addend;
+#endif
#ifdef SELECT_RELOC
- /* Work out reloc type from what is required */
- SELECT_RELOC(n.r_type, q->howto);
+ /* Work out reloc type from what is required */
+ SELECT_RELOC (n, q->howto);
#else
- n.r_type = q->howto->type;
+ n.r_type = q->howto->type;
#endif
- coff_swap_reloc_out(abfd, &n, &dst);
- bfd_write((PTR) &dst, 1, RELSZ, abfd);
+ coff_swap_reloc_out (abfd, &n, &dst);
+ if (bfd_write ((PTR) & dst, 1, RELSZ, abfd) != RELSZ)
+ return false;
+ }
}
- }
+
+ return true;
}
/* Set flags and magic number of a coff file from architecture and machine
type. Result is true if we can represent the arch&type, false if not. */
-static boolean
-DEFUN(coff_set_flags,(abfd, magicp, flagsp),
- bfd *abfd AND
- unsigned *magicp AND
- unsigned short *flagsp)
+static boolean
+coff_set_flags (abfd, magicp, flagsp)
+ bfd * abfd;
+ unsigned *magicp;
+ unsigned short *flagsp;
{
- switch (bfd_get_arch(abfd)) {
-#ifdef Z8KMAGIC
- case bfd_arch_z8k:
- *magicp = Z8KMAGIC;
- switch (bfd_get_mach(abfd))
+ switch (bfd_get_arch (abfd))
{
- case bfd_mach_z8001:
- *flagsp = F_Z8001;
- break;
- case bfd_mach_z8002:
- *flagsp = F_Z8002;
- break;
- default:
- return false;
- }
- return true;
+#ifdef Z8KMAGIC
+ case bfd_arch_z8k:
+ *magicp = Z8KMAGIC;
+ switch (bfd_get_mach (abfd))
+ {
+ case bfd_mach_z8001:
+ *flagsp = F_Z8001;
+ break;
+ case bfd_mach_z8002:
+ *flagsp = F_Z8002;
+ break;
+ default:
+ return false;
+ }
+ return true;
#endif
#ifdef I960ROMAGIC
case bfd_arch_i960:
{
- unsigned flags;
+ unsigned flags;
*magicp = I960ROMAGIC;
/*
((bfd_get_file_flags(abfd) & WP_TEXT) ? I960ROMAGIC :
I960RWMAGIC); FIXME???
*/
- switch (bfd_get_mach(abfd)) {
- case bfd_mach_i960_core:
- flags = F_I960CORE;
- break;
- case bfd_mach_i960_kb_sb:
- flags = F_I960KB;
- break;
- case bfd_mach_i960_mc:
- flags = F_I960MC;
- break;
- case bfd_mach_i960_xa:
- flags = F_I960XA;
- break;
- case bfd_mach_i960_ca:
- flags = F_I960CA;
- break;
- case bfd_mach_i960_ka_sa:
- flags = F_I960KA;
- break;
- default:
- return false;
- }
+ switch (bfd_get_mach (abfd))
+ {
+ case bfd_mach_i960_core:
+ flags = F_I960CORE;
+ break;
+ case bfd_mach_i960_kb_sb:
+ flags = F_I960KB;
+ break;
+ case bfd_mach_i960_mc:
+ flags = F_I960MC;
+ break;
+ case bfd_mach_i960_xa:
+ flags = F_I960XA;
+ break;
+ case bfd_mach_i960_ca:
+ flags = F_I960CA;
+ break;
+ case bfd_mach_i960_ka_sa:
+ flags = F_I960KA;
+ break;
+ default:
+ return false;
+ }
*flagsp = flags;
return true;
}
- break;
-#endif
-#ifdef MIPS
- case bfd_arch_mips:
- *magicp = MIPS_MAGIC_2;
- return true;
- break;
+ break;
#endif
#ifdef I386MAGIC
- case bfd_arch_i386:
- *magicp = I386MAGIC;
- return true;
- break;
+ case bfd_arch_i386:
+ *magicp = I386MAGIC;
+#ifdef LYNXOS
+ /* Just overwrite the usual value if we're doing Lynx. */
+ *magicp = LYNXCOFFMAGIC;
+#endif
+ return true;
+ break;
#endif
#ifdef MC68MAGIC
- case bfd_arch_m68k:
- *magicp = MC68MAGIC;
- return true;
- break;
+ case bfd_arch_m68k:
+#ifdef APOLLOM68KMAGIC
+ *magicp = APOLLO_COFF_VERSION_NUMBER;
+#else
+ *magicp = MC68MAGIC;
+#endif
+#ifdef LYNXOS
+ /* Just overwrite the usual value if we're doing Lynx. */
+ *magicp = LYNXCOFFMAGIC;
+#endif
+ return true;
+ break;
#endif
#ifdef MC88MAGIC
#endif
#ifdef H8300MAGIC
case bfd_arch_h8300:
- *magicp = H8300MAGIC;
+ switch (bfd_get_mach (abfd))
+ {
+ case bfd_mach_h8300:
+ *magicp = H8300MAGIC;
+ return true;
+ case bfd_mach_h8300h:
+ *magicp = H8300HMAGIC;
+ return true;
+ }
+ break;
+#endif
+
+#ifdef SHMAGIC
+ case bfd_arch_sh:
+ *magicp = SHMAGIC;
+ return true;
+ break;
+#endif
+
+#ifdef SPARCMAGIC
+ case bfd_arch_sparc:
+ *magicp = SPARCMAGIC;
+#ifdef LYNXOS
+ /* Just overwrite the usual value if we're doing Lynx. */
+ *magicp = LYNXCOFFMAGIC;
+#endif
+ return true;
+ break;
+#endif
+
+#ifdef H8500MAGIC
+ case bfd_arch_h8500:
+ *magicp = H8500MAGIC;
return true;
break;
#endif
#ifdef A29K_MAGIC_BIG
case bfd_arch_a29k:
if (abfd->xvec->byteorder_big_p)
- *magicp = A29K_MAGIC_BIG;
+ *magicp = A29K_MAGIC_BIG;
else
- *magicp = A29K_MAGIC_LITTLE;
+ *magicp = A29K_MAGIC_LITTLE;
return true;
break;
#endif
#ifdef WE32KMAGIC
- case bfd_arch_we32k:
- *magicp = WE32KMAGIC;
- return true;
- break;
+ case bfd_arch_we32k:
+ *magicp = WE32KMAGIC;
+ return true;
+ break;
#endif
#ifdef U802TOCMAGIC
- case bfd_arch_rs6000:
- *magicp = U802TOCMAGIC;
- return true;
- break;
+ case bfd_arch_rs6000:
+ case bfd_arch_powerpc:
+ *magicp = U802TOCMAGIC;
+ return true;
+ break;
#endif
- default: /* Unknown architecture */
- /* return false; -- fall through to "return false" below, to avoid
+ default: /* Unknown architecture */
+ /* return false; -- fall through to "return false" below, to avoid
"statement never reached" errors on the one below. */
- break;
- }
+ break;
+ }
return false;
}
-static boolean
-DEFUN(coff_set_arch_mach,(abfd, arch, machine),
- bfd *abfd AND
- enum bfd_architecture arch AND
- unsigned long machine)
+static boolean
+coff_set_arch_mach (abfd, arch, machine)
+ bfd * abfd;
+ enum bfd_architecture arch;
+ unsigned long machine;
{
- unsigned dummy1;
- unsigned short dummy2;
- bfd_default_set_arch_mach(abfd, arch, machine);
+ unsigned dummy1;
+ unsigned short dummy2;
+ bfd_default_set_arch_mach (abfd, arch, machine);
if (arch != bfd_arch_unknown &&
- coff_set_flags(abfd, &dummy1, &dummy2) != true)
+ coff_set_flags (abfd, &dummy1, &dummy2) != true)
return false; /* We can't represent this type */
return true; /* We're easy ... */
}
/* Calculate the file position for each section. */
static void
-DEFUN(coff_compute_section_file_positions,(abfd),
- bfd *abfd)
+coff_compute_section_file_positions (abfd)
+ bfd * abfd;
{
- asection *current;
- asection *previous = (asection *)NULL;
- file_ptr sofar = FILHSZ;
- file_ptr old_sofar;
- if (bfd_get_start_address(abfd))
- {
- /* A start address may have been added to the original file. In this
+ asection *current;
+ asection *previous = (asection *) NULL;
+ file_ptr sofar = FILHSZ;
+#ifndef I960
+ file_ptr old_sofar;
+#endif
+ if (bfd_get_start_address (abfd))
+ {
+ /* A start address may have been added to the original file. In this
case it will need an optional header to record it. */
- abfd->flags |= EXEC_P;
- }
+ abfd->flags |= EXEC_P;
+ }
if (abfd->flags & EXEC_P)
- sofar += AOUTSZ;
+ sofar += AOUTSZ;
sofar += abfd->section_count * SCNHSZ;
for (current = abfd->sections;
- current != (asection *)NULL;
- current = current->next) {
+ current != (asection *) NULL;
+ current = current->next)
+ {
/* Only deal with sections which have contents */
if (!(current->flags & SEC_HAS_CONTENTS))
- continue;
+ continue;
/* Align the sections in the file to the same boundary on
which they are aligned in virtual memory. I960 doesn't
do this (FIXME) so we can stay in sync with Intel. 960
doesn't yet page from files... */
#ifndef I960
- {
- /* make sure this section is aligned on the right boundary - by
+ {
+ /* make sure this section is aligned on the right boundary - by
padding the previous section up if necessary */
- old_sofar= sofar;
- sofar = BFD_ALIGN(sofar, 1 << current->alignment_power);
- if (previous != (asection *)NULL) {
- previous->_raw_size += sofar - old_sofar;
- }
- }
+ old_sofar = sofar;
+ sofar = BFD_ALIGN (sofar, 1 << current->alignment_power);
+ if (previous != (asection *) NULL)
+ {
+ previous->_raw_size += sofar - old_sofar;
+ }
+ }
#endif
/* FIXME, in demand paged files, the low order bits of the file
sofar += current->_raw_size;
#ifndef I960
/* make sure that this section is of the right size too */
- old_sofar = sofar;
- sofar = BFD_ALIGN(sofar, 1 << current->alignment_power);
- current->_raw_size += sofar - old_sofar ;
+ old_sofar = sofar;
+ sofar = BFD_ALIGN (sofar, 1 << current->alignment_power);
+ current->_raw_size += sofar - old_sofar;
+#endif
+
+#ifdef _LIB
+ /* Force .lib sections to start at zero. The vma is then
+ incremented in coff_set_section_contents. This is right for
+ SVR3.2. */
+ if (strcmp (current->name, _LIB) == 0)
+ bfd_set_section_vma (abfd, current, 0);
#endif
previous = current;
}
- obj_relocbase(abfd) = sofar;
+ obj_relocbase (abfd) = sofar;
}
+#ifndef RS6000COFF_C
+
/* If .file, .text, .data, .bss symbols are missing, add them. */
/* @@ Should we only be adding missing symbols, or overriding the aux
values for existing section symbols? */
-static void
+static boolean
coff_add_missing_symbols (abfd)
bfd *abfd;
{
{
coff_symbol_type *csym = coff_symbol_from (abfd, sympp[i]);
CONST char *name;
- if (csym)
- {
- /* only do this if there is a coff representation of the input
- symbol */
- if (csym->native && csym->native->u.syment.n_sclass == C_FILE)
+ if (csym)
{
- need_file = 0;
- continue;
+ /* only do this if there is a coff representation of the input
+ symbol */
+ if (csym->native && csym->native->u.syment.n_sclass == C_FILE)
+ {
+ need_file = 0;
+ continue;
+ }
+ name = csym->symbol.name;
+ if (!name)
+ continue;
+ if (!strcmp (name, _TEXT))
+ need_text = 0;
+#ifdef APOLLO_M68
+ else if (!strcmp (name, ".wtext"))
+ need_text = 0;
+#endif
+ else if (!strcmp (name, _DATA))
+ need_data = 0;
+ else if (!strcmp (name, _BSS))
+ need_bss = 0;
}
- name = csym->symbol.name;
- if (!name)
- continue;
- if (!strcmp (name, _TEXT))
- need_text = 0;
- else if (!strcmp (name, _DATA))
- need_data = 0;
- else if (!strcmp (name, _BSS))
- need_bss = 0;
- }
}
/* Now i == bfd_get_symcount (abfd). */
/* @@ For now, don't deal with .file symbol. */
need_file = 0;
if (!need_text && !need_data && !need_bss && !need_file)
- return;
+ return true;
nsyms += need_text + need_data + need_bss + need_file;
- sympp2 = (asymbol**) bfd_alloc_by_size_t (abfd, nsyms * sizeof (asymbol *));
+ sympp2 = (asymbol **) bfd_alloc_by_size_t (abfd, nsyms * sizeof (asymbol *));
+ if (!sympp2)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
memcpy (sympp2, sympp, i * sizeof (asymbol *));
if (need_file)
{
sympp2[i++] = coff_section_symbol (abfd, _BSS);
BFD_ASSERT (i == nsyms);
bfd_set_symtab (abfd, sympp2, nsyms);
+ return true;
}
+#endif /* ! defined (RS6000COFF_C) */
+
/* SUPPRESS 558 */
/* SUPPRESS 529 */
-static boolean
-DEFUN(coff_write_object_contents,(abfd),
- bfd *abfd)
+static boolean
+coff_write_object_contents (abfd)
+ bfd * abfd;
{
- asection *current;
+ asection *current;
unsigned int count;
-
- boolean hasrelocs = false;
- boolean haslinno = false;
- file_ptr reloc_base;
- file_ptr lineno_base;
- file_ptr sym_base;
- file_ptr scn_base;
- file_ptr data_base;
- unsigned long reloc_size = 0;
- unsigned long lnno_size = 0;
- asection *text_sec = NULL;
- asection *data_sec = NULL;
- asection *bss_sec = NULL;
+
+ boolean hasrelocs = false;
+ boolean haslinno = false;
+ file_ptr reloc_base;
+ file_ptr lineno_base;
+ file_ptr sym_base;
+ file_ptr scn_base;
+ file_ptr data_base;
+ unsigned long reloc_size = 0;
+ unsigned long lnno_size = 0;
+ asection *text_sec = NULL;
+ asection *data_sec = NULL;
+ asection *bss_sec = NULL;
struct internal_filehdr internal_f;
struct internal_aouthdr internal_a;
- bfd_error = system_call_error;
+ bfd_set_error (bfd_error_system_call);
/* Number the output sections, starting from one on the first section
with a name which doesn't start with a *.
@@ The code doesn't make this check. Is it supposed to be done,
or isn't it?? */
count = 1;
- for (current = abfd->sections; current != (asection *)NULL;
- current = current->next)
- {
+ for (current = abfd->sections; current != (asection *) NULL;
+ current = current->next)
+ {
current->target_index = count;
count++;
- }
+ }
- if(abfd->output_has_begun == false) {
- coff_compute_section_file_positions(abfd);
+ if (abfd->output_has_begun == false)
+ {
+ coff_compute_section_file_positions (abfd);
}
- if (abfd->sections != (asection *)NULL) {
+ if (abfd->sections != (asection *) NULL)
+ {
scn_base = abfd->sections->filepos;
}
- else {
+ else
+ {
scn_base = 0;
}
- if (bfd_seek(abfd, scn_base, SEEK_SET) != 0)
- return false;
- reloc_base = obj_relocbase(abfd);
+ if (bfd_seek (abfd, scn_base, SEEK_SET) != 0)
+ return false;
+ reloc_base = obj_relocbase (abfd);
/* Make a pass through the symbol table to count line number entries and
put them into the correct asections */
- coff_count_linenumbers(abfd);
+ lnno_size = coff_count_linenumbers (abfd) * LINESZ;
data_base = scn_base;
/* Work out the size of the reloc and linno areas */
for (current = abfd->sections; current != NULL; current =
- current->next)
- {
- /* We give section headers to +ve indexes */
- if (current->target_index > 0)
+ current->next)
{
-
- reloc_size += current->reloc_count * RELSZ;
- lnno_size += current->lineno_count * LINESZ;
- data_base += SCNHSZ;
+ /* We give section headers to +ve indexes */
+ if (current->target_index > 0)
+ {
+
+ reloc_size += current->reloc_count * RELSZ;
+ data_base += SCNHSZ;
+ }
+
}
-
- }
lineno_base = reloc_base + reloc_size;
sym_base = lineno_base + lnno_size;
/* Indicate in each section->line_filepos its actual file address */
for (current = abfd->sections; current != NULL; current =
- current->next)
- {
- if (current->target_index > 0)
+ current->next)
{
-
- if (current->lineno_count) {
- current->line_filepos = lineno_base;
- current->moving_line_filepos = lineno_base;
- lineno_base += current->lineno_count * LINESZ;
- }
- else {
- current->line_filepos = 0;
- }
- if (current->reloc_count) {
- current->rel_filepos = reloc_base;
- reloc_base += current->reloc_count * RELSZ;
- }
- else {
- current->rel_filepos = 0;
+ if (current->target_index > 0)
+ {
+
+ if (current->lineno_count)
+ {
+ current->line_filepos = lineno_base;
+ current->moving_line_filepos = lineno_base;
+ lineno_base += current->lineno_count * LINESZ;
+ }
+ else
+ {
+ current->line_filepos = 0;
+ }
+ if (current->reloc_count)
+ {
+ current->rel_filepos = reloc_base;
+ reloc_base += current->reloc_count * RELSZ;
+ }
+ else
+ {
+ current->rel_filepos = 0;
+ }
}
}
- }
-
+
/* Write section headers to the file. */
internal_f.f_nscns = 0;
- bfd_seek(abfd,
- (file_ptr) ((abfd->flags & EXEC_P) ?
- (FILHSZ + AOUTSZ) : FILHSZ),
- SEEK_SET);
+ if (bfd_seek (abfd,
+ (file_ptr) ((abfd->flags & EXEC_P) ?
+ (FILHSZ + AOUTSZ) : FILHSZ),
+ SEEK_SET)
+ != 0)
+ return false;
-{
+ {
#if 0
- unsigned int pad = abfd->flags & D_PAGED ? data_base : 0;
+ unsigned int pad = abfd->flags & D_PAGED ? data_base : 0;
#endif
- unsigned int pad = 0;
+ unsigned int pad = 0;
- for (current = abfd->sections;
- current != NULL;
- current = current->next) {
- struct internal_scnhdr section;
- if (current->target_index > 0)
+ for (current = abfd->sections;
+ current != NULL;
+ current = current->next)
{
- internal_f.f_nscns ++;
- strncpy(&(section.s_name[0]), current->name, 8);
+ struct internal_scnhdr section;
+ if (current->target_index > 0)
+ {
+ internal_f.f_nscns++;
+ strncpy (&(section.s_name[0]), current->name, 8);
#ifdef _LIB
- /* Always set s_vaddr of .lib to 0. This is right for SVR3.2
+ /* Always set s_vaddr of .lib to 0. This is right for SVR3.2
Ian Taylor <ian@cygnus.com>. */
- if (strcmp (current->name, _LIB) == 0)
- section.s_vaddr = 0;
- else
+ if (strcmp (current->name, _LIB) == 0)
+ section.s_vaddr = 0;
+ else
#endif
- section.s_vaddr = current->vma + pad;
- section.s_paddr = current->vma + pad;
- section.s_size = current->_raw_size - pad;
- /*
+ section.s_vaddr = current->lma + pad;
+ section.s_paddr = current->lma + pad;
+ section.s_size = current->_raw_size - pad;
+ /*
If this section has no size or is unloadable then the scnptr
will be 0 too
*/
- if (current->_raw_size - pad == 0 ||
- (current->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0) {
- section.s_scnptr = 0;
- }
- else {
- section.s_scnptr = current->filepos;
- }
- section.s_relptr = current->rel_filepos;
- section.s_lnnoptr = current->line_filepos;
- section.s_nreloc = current->reloc_count;
- section.s_nlnno = current->lineno_count;
- if (current->reloc_count != 0)
- hasrelocs = true;
- if (current->lineno_count != 0)
- haslinno = true;
-
- section.s_flags = sec_to_styp_flags(current->name,current->flags);
-
- if (!strcmp(current->name, _TEXT)) {
- text_sec = current;
- } else if (!strcmp(current->name, _DATA)) {
- data_sec = current;
+ if (current->_raw_size - pad == 0 ||
+ (current->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
+ {
+ section.s_scnptr = 0;
+ }
+ else
+ {
+ section.s_scnptr = current->filepos;
+ }
+ section.s_relptr = current->rel_filepos;
+ section.s_lnnoptr = current->line_filepos;
+ section.s_nreloc = current->reloc_count;
+ section.s_nlnno = current->lineno_count;
+ if (current->reloc_count != 0)
+ hasrelocs = true;
+ if (current->lineno_count != 0)
+ haslinno = true;
+
+ section.s_flags = sec_to_styp_flags (current->name, current->flags);
+
+ if (!strcmp (current->name, _TEXT))
+ {
+ text_sec = current;
+ }
+ else if (!strcmp (current->name, _DATA))
+ {
+ data_sec = current;
#ifdef TWO_DATA_SECS
- } else if (!strcmp(current->name, ".data2")) {
- data_sec = current;
+ }
+ else if (!strcmp (current->name, ".data2"))
+ {
+ data_sec = current;
#endif /* TWO_DATA_SECS */
- } else if (!strcmp(current->name, _BSS)) {
+ }
+ else if (!strcmp (current->name, _BSS))
+ {
bss_sec = current;
}
#ifdef I960
- section.s_align = (current->alignment_power
- ? 1 << current->alignment_power
- : 0);
+ section.s_align = (current->alignment_power
+ ? 1 << current->alignment_power
+ : 0);
#endif
- {
- SCNHDR buff;
+ {
+ SCNHDR buff;
- coff_swap_scnhdr_out(abfd, §ion, &buff);
- bfd_write((PTR) (&buff), 1, SCNHSZ, abfd);
+ coff_swap_scnhdr_out (abfd, §ion, &buff);
+ if (bfd_write ((PTR) (&buff), 1, SCNHSZ, abfd) != SCNHSZ)
+ return false;
- }
+ }
- pad = 0;
+ pad = 0;
+ }
}
- }
-}
+ }
/* OK, now set up the filehdr... */
*/
internal_f.f_timdat = 0;
- if (bfd_get_symcount(abfd) != 0)
- internal_f.f_symptr = sym_base;
+ if (bfd_get_symcount (abfd) != 0)
+ internal_f.f_symptr = sym_base;
else
- internal_f.f_symptr = 0;
+ internal_f.f_symptr = 0;
internal_f.f_flags = 0;
if (abfd->flags & EXEC_P)
- internal_f.f_opthdr = AOUTSZ;
+ internal_f.f_opthdr = AOUTSZ;
else
- internal_f.f_opthdr = 0;
+ internal_f.f_opthdr = 0;
if (!hasrelocs)
- internal_f.f_flags |= F_RELFLG;
+ internal_f.f_flags |= F_RELFLG;
if (!haslinno)
- internal_f.f_flags |= F_LNNO;
- if (0 == bfd_get_symcount(abfd))
- internal_f.f_flags |= F_LSYMS;
+ internal_f.f_flags |= F_LNNO;
+ if (0 == bfd_get_symcount (abfd))
+ internal_f.f_flags |= F_LSYMS;
if (abfd->flags & EXEC_P)
- internal_f.f_flags |= F_EXEC;
+ internal_f.f_flags |= F_EXEC;
if (!abfd->xvec->byteorder_big_p)
- internal_f.f_flags |= F_AR32WR;
- else
- internal_f.f_flags |= F_AR32W;
+ internal_f.f_flags |= F_AR32WR;
+ else
+ internal_f.f_flags |= F_AR32W;
/*
FIXME, should do something about the other byte orders and
architectures.
*/
+ memset (&internal_a, 0, sizeof internal_a);
+
/* Set up architecture-dependent stuff */
-{ unsigned int magic = 0;
- unsigned short flags = 0;
- coff_set_flags(abfd, &magic, &flags);
- internal_f.f_magic = magic;
- internal_f.f_flags |= flags;
- /* ...and the "opt"hdr... */
+ {
+ unsigned int magic = 0;
+ unsigned short flags = 0;
+ coff_set_flags (abfd, &magic, &flags);
+ internal_f.f_magic = magic;
+ internal_f.f_flags |= flags;
+ /* ...and the "opt"hdr... */
#ifdef A29K
-# ifdef ULTRA3 /* NYU's machine */
- /* FIXME: This is a bogus check. I really want to see if there
+#ifdef ULTRA3 /* NYU's machine */
+ /* FIXME: This is a bogus check. I really want to see if there
* is a .shbss or a .shdata section, if so then set the magic
* number to indicate a shared data executable.
*/
- if (internal_f.f_nscns >= 7)
- internal_a.magic = SHMAGIC; /* Shared magic */
- else
-# endif /* ULTRA3 */
- internal_a.magic = NMAGIC; /* Assume separate i/d */
+ if (internal_f.f_nscns >= 7)
+ internal_a.magic = SHMAGIC; /* Shared magic */
+ else
+#endif /* ULTRA3 */
+ internal_a.magic = NMAGIC;/* Assume separate i/d */
#define __A_MAGIC_SET__
-#endif /* A29K */
+#endif /* A29K */
#ifdef I960
- internal_a.magic = (magic == I960ROMAGIC ? NMAGIC : OMAGIC);
+ internal_a.magic = (magic == I960ROMAGIC ? NMAGIC : OMAGIC);
#define __A_MAGIC_SET__
-#endif /* I960 */
+#endif /* I960 */
#if M88
#define __A_MAGIC_SET__
- internal_a.magic = PAGEMAGICBCS;
-#endif /* M88 */
+ internal_a.magic = PAGEMAGICBCS;
+#endif /* M88 */
+
+#if APOLLO_M68
+#define __A_MAGIC_SET__
+ internal_a.magic = APOLLO_COFF_VERSION_NUMBER;
+#endif
-#if M68 || MIPS || WE32K
+#if M68 || WE32K
#define __A_MAGIC_SET__
- /* Never was anything here for the 68k */
-#endif /* M68 || MIPS || WE32K */
+ /* Never was anything here for the 68k */
+#endif /* M68 || WE32K */
#if I386
-# define __A_MAGIC_SET__
- internal_a.magic = ZMAGIC;
+#define __A_MAGIC_SET__
+ internal_a.magic = ZMAGIC;
#endif /* I386 */
#if RS6000COFF_C
#define __A_MAGIC_SET__
- internal_a.magic = (abfd->flags & D_PAGED)? RS6K_AOUTHDR_ZMAGIC:
- (abfd->flags & WP_TEXT)? RS6K_AOUTHDR_NMAGIC:
- RS6K_AOUTHDR_OMAGIC;
+ internal_a.magic = (abfd->flags & D_PAGED) ? RS6K_AOUTHDR_ZMAGIC :
+ (abfd->flags & WP_TEXT) ? RS6K_AOUTHDR_NMAGIC :
+ RS6K_AOUTHDR_OMAGIC;
#endif
#ifndef __A_MAGIC_SET__
-# include "Your aouthdr magic number is not being set!"
+#include "Your aouthdr magic number is not being set!"
#else
-# undef __A_MAGIC_SET__
+#undef __A_MAGIC_SET__
#endif
-}
+ }
/* Now should write relocs, strings, syms */
- obj_sym_filepos(abfd) = sym_base;
-
- if (bfd_get_symcount(abfd) != 0) {
- coff_add_missing_symbols (abfd);
- coff_renumber_symbols(abfd);
- coff_mangle_symbols(abfd);
- coff_write_symbols(abfd);
- coff_write_linenumbers(abfd);
- coff_write_relocs(abfd);
+ obj_sym_filepos (abfd) = sym_base;
+
+ if (bfd_get_symcount (abfd) != 0)
+ {
+#ifndef RS6000COFF_C
+ if (!coff_add_missing_symbols (abfd))
+ return false;
+#endif
+ if (!coff_renumber_symbols (abfd))
+ return false;
+ coff_mangle_symbols (abfd);
+ if (! coff_write_symbols (abfd))
+ return false;
+ if (! coff_write_linenumbers (abfd))
+ return false;
+ if (! coff_write_relocs (abfd))
+ return false;
}
- if (text_sec) {
- internal_a.tsize = bfd_get_section_size_before_reloc(text_sec);
+ if (text_sec)
+ {
+ internal_a.tsize = bfd_get_section_size_before_reloc (text_sec);
internal_a.text_start = internal_a.tsize ? text_sec->vma : 0;
}
- if (data_sec) {
- internal_a.dsize = bfd_get_section_size_before_reloc(data_sec);
- internal_a.data_start = internal_a.dsize ? data_sec->vma : 0;
+ if (data_sec)
+ {
+ internal_a.dsize = bfd_get_section_size_before_reloc (data_sec);
+ internal_a.data_start = internal_a.dsize ? data_sec->vma : 0;
}
- if (bss_sec) {
- internal_a.bsize = bfd_get_section_size_before_reloc(bss_sec);
+ if (bss_sec)
+ {
+ internal_a.bsize = bfd_get_section_size_before_reloc (bss_sec);
}
- internal_a.entry = bfd_get_start_address(abfd);
- internal_f.f_nsyms = bfd_get_symcount(abfd);
+ internal_a.entry = bfd_get_start_address (abfd);
+ internal_f.f_nsyms = bfd_get_symcount (abfd);
/* now write them */
- if (bfd_seek(abfd, (file_ptr) 0, SEEK_SET) != 0)
- return false;
-{
- FILHDR buff;
- coff_swap_filehdr_out(abfd, (PTR)&internal_f, (PTR)&buff);
- bfd_write((PTR) &buff, 1, FILHSZ, abfd);
-}
- if (abfd->flags & EXEC_P) {
+ if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
+ return false;
+ {
+ FILHDR buff;
+ coff_swap_filehdr_out (abfd, (PTR) & internal_f, (PTR) & buff);
+ if (bfd_write ((PTR) & buff, 1, FILHSZ, abfd) != FILHSZ)
+ return false;
+ }
+ if (abfd->flags & EXEC_P)
+ {
AOUTHDR buff;
- coff_swap_aouthdr_out(abfd, (PTR)&internal_a, (PTR)&buff);
- bfd_write((PTR) &buff, 1, AOUTSZ, abfd);
+ coff_swap_aouthdr_out (abfd, (PTR) & internal_a, (PTR) & buff);
+ if (bfd_write ((PTR) & buff, 1, AOUTSZ, abfd) != AOUTSZ)
+ return false;
}
return true;
}
-static boolean
-DEFUN(coff_set_section_contents,(abfd, section, location, offset, count),
- bfd *abfd AND
- sec_ptr section AND
- PTR location AND
- file_ptr offset AND
- bfd_size_type count)
+static boolean
+coff_set_section_contents (abfd, section, location, offset, count)
+ bfd * abfd;
+ sec_ptr section;
+ PTR location;
+ file_ptr offset;
+ bfd_size_type count;
{
- if (abfd->output_has_begun == false) /* set by bfd.c handler */
- coff_compute_section_file_positions(abfd);
+ if (abfd->output_has_begun == false) /* set by bfd.c handler */
+ coff_compute_section_file_positions (abfd);
#ifdef _LIB
- /* If this is a .lib section, bump the vma address so that it
+ /* If this is a .lib section, bump the vma address so that it
winds up being the number of .lib sections output. This is
right for SVR3.2. Shared libraries should probably get more
generic support. Ian Taylor <ian@cygnus.com>. */
- if (strcmp (section->name, _LIB) == 0)
- ++section->vma;
+ if (strcmp (section->name, _LIB) == 0)
+ ++section->lma;
#endif
- bfd_seek(abfd, (file_ptr) (section->filepos + offset), SEEK_SET);
+ /* Don't write out bss sections - one way to do this is to
+ see if the filepos has not been set. */
+ if (section->filepos == 0)
+ return true;
- if (count != 0) {
- return (bfd_write(location, 1, count, abfd) == count) ? true : false;
+ if (bfd_seek (abfd, (file_ptr) (section->filepos + offset), SEEK_SET) != 0)
+ return false;
+
+ if (count != 0)
+ {
+ return (bfd_write (location, 1, count, abfd) == count) ? true : false;
}
- return true;
+ return true;
}
#if 0
-static boolean
-coff_close_and_cleanup(abfd)
- bfd *abfd;
+static boolean
+coff_close_and_cleanup (abfd)
+ bfd *abfd;
{
- if (!bfd_read_p(abfd))
- switch (abfd->format) {
- case bfd_archive:
- if (!_bfd_write_archive_contents(abfd))
- return false;
- break;
- case bfd_object:
- if (!coff_write_object_contents(abfd))
+ if (!bfd_read_p (abfd))
+ switch (abfd->format)
+ {
+ case bfd_archive:
+ if (!_bfd_write_archive_contents (abfd))
+ return false;
+ break;
+ case bfd_object:
+ if (!coff_write_object_contents (abfd))
+ return false;
+ break;
+ default:
+ bfd_set_error (bfd_error_invalid_operation);
return false;
- break;
- default:
- bfd_error = invalid_operation;
- return false;
- }
+ }
/* We depend on bfd_close to free all the memory on the obstack. */
/* FIXME if bfd_release is not using obstacks! */
#endif
static PTR
-buy_and_read(abfd, where, seek_direction, size)
- bfd *abfd;
- file_ptr where;
- int seek_direction;
- size_t size;
+buy_and_read (abfd, where, seek_direction, size)
+ bfd *abfd;
+ file_ptr where;
+ int seek_direction;
+ size_t size;
{
- PTR area = (PTR) bfd_alloc(abfd, size);
- if (!area) {
- bfd_error = no_memory;
- return (NULL);
+ PTR area = (PTR) bfd_alloc (abfd, size);
+ if (!area)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return (NULL);
}
- bfd_seek(abfd, where, seek_direction);
- if (bfd_read(area, 1, size, abfd) != size) {
- bfd_error = system_call_error;
- return (NULL);
- } /* on error */
- return (area);
+ if (bfd_seek (abfd, where, seek_direction) != 0
+ || bfd_read (area, 1, size, abfd) != size)
+ return (NULL);
+ return (area);
} /* buy_and_read() */
/*
-SUBSUBSECTION
- Reading Linenumbers
+SUBSUBSECTION
+ Reading linenumbers
Creating the linenumber table is done by reading in the entire
coff linenumber table, and creating another table for internal use.
- A coff line number table is structured so that each function
+ A coff linenumber table is structured so that each function
is marked as having a line number of 0. Each line within the
function is an offset from the first line in the function. The
base of the line number information for the table is stored in
- the symbol associated with the function.
+ the symbol associated with the function.
The information is copied from the external to the internal
table, and each symbol which marks a function is marked by
*/
static boolean
-coff_slurp_line_table(abfd, asect)
-bfd *abfd;
-asection *asect;
- {
- LINENO *native_lineno;
- alent *lineno_cache;
-
- BFD_ASSERT(asect->lineno == (alent *) NULL);
-
- native_lineno = (LINENO *) buy_and_read(abfd,
- asect->line_filepos,
- SEEK_SET,
- (size_t) (LINESZ *
- asect->lineno_count));
- lineno_cache =
- (alent *) bfd_alloc(abfd, (size_t) ((asect->lineno_count + 1) * sizeof(alent)));
- if (lineno_cache == NULL) {
- bfd_error = no_memory;
+coff_slurp_line_table (abfd, asect)
+ bfd *abfd;
+ asection *asect;
+{
+ LINENO *native_lineno;
+ alent *lineno_cache;
+
+ BFD_ASSERT (asect->lineno == (alent *) NULL);
+
+ native_lineno = (LINENO *) buy_and_read (abfd,
+ asect->line_filepos,
+ SEEK_SET,
+ (size_t) (LINESZ *
+ asect->lineno_count));
+ lineno_cache =
+ (alent *) bfd_alloc (abfd, (size_t) ((asect->lineno_count + 1) * sizeof (alent)));
+ if (lineno_cache == NULL)
+ {
+ bfd_set_error (bfd_error_no_memory);
return false;
- } else {
- unsigned int counter = 0;
- alent *cache_ptr = lineno_cache;
- LINENO *src = native_lineno;
-
- while (counter < asect->lineno_count) {
- struct internal_lineno dst;
- coff_swap_lineno_in(abfd, src, &dst);
- cache_ptr->line_number = dst.l_lnno;
-
- if (cache_ptr->line_number == 0) {
- coff_symbol_type *sym =
- (coff_symbol_type *) (dst.l_addr.l_symndx
- + obj_raw_syments(abfd))->u.syment._n._n_n._n_zeroes;
- cache_ptr->u.sym = (asymbol *) sym;
- sym->lineno = cache_ptr;
+ }
+ else
+ {
+ unsigned int counter = 0;
+ alent *cache_ptr = lineno_cache;
+ LINENO *src = native_lineno;
+
+ while (counter < asect->lineno_count)
+ {
+ struct internal_lineno dst;
+ coff_swap_lineno_in (abfd, src, &dst);
+ cache_ptr->line_number = dst.l_lnno;
+
+ if (cache_ptr->line_number == 0)
+ {
+ coff_symbol_type *sym =
+ (coff_symbol_type *) (dst.l_addr.l_symndx
+ + obj_raw_syments (abfd))->u.syment._n._n_n._n_zeroes;
+ cache_ptr->u.sym = (asymbol *) sym;
+ sym->lineno = cache_ptr;
+ }
+ else
+ {
+ cache_ptr->u.offset = dst.l_addr.l_paddr
+ - bfd_section_vma (abfd, asect);
+ } /* If no linenumber expect a symbol index */
+
+ cache_ptr++;
+ src++;
+ counter++;
}
- else {
- cache_ptr->u.offset = dst.l_addr.l_paddr
- - bfd_section_vma(abfd, asect);
- } /* If no linenumber expect a symbol index */
-
- cache_ptr++;
- src++;
- counter++;
- }
cache_ptr->line_number = 0;
}
- asect->lineno = lineno_cache;
- /* FIXME, free native_lineno here, or use alloca or something. */
- return true;
- } /* coff_slurp_line_table() */
+ asect->lineno = lineno_cache;
+ /* FIXME, free native_lineno here, or use alloca or something. */
+ return true;
+}
-static boolean
-DEFUN(coff_slurp_symbol_table,(abfd),
- bfd *abfd)
+static boolean
+coff_slurp_symbol_table (abfd)
+ bfd * abfd;
{
- combined_entry_type *native_symbols;
+ combined_entry_type *native_symbols;
coff_symbol_type *cached_area;
- unsigned int *table_ptr;
+ unsigned int *table_ptr;
- unsigned int number_of_symbols = 0;
- if (obj_symbols(abfd))
+ unsigned int number_of_symbols = 0;
+ if (obj_symbols (abfd))
return true;
- bfd_seek(abfd, obj_sym_filepos(abfd), SEEK_SET);
+ if (bfd_seek (abfd, obj_sym_filepos (abfd), SEEK_SET) != 0)
+ return false;
/* Read in the symbol table */
- if ((native_symbols = coff_get_normalized_symtab(abfd)) == NULL) {
- return (false);
- } /* on error */
+ if ((native_symbols = coff_get_normalized_symtab (abfd)) == NULL)
+ {
+ return (false);
+ } /* on error */
/* Allocate enough room for all the symbols in cached form */
cached_area =
(coff_symbol_type *)
- bfd_alloc(abfd, (size_t) (bfd_get_symcount(abfd) * sizeof(coff_symbol_type)));
+ bfd_alloc (abfd, (size_t) (bfd_get_symcount (abfd) * sizeof (coff_symbol_type)));
- if (cached_area == NULL) {
- bfd_error = no_memory;
- return false;
- } /* on error */
+ if (cached_area == NULL)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ } /* on error */
table_ptr =
(unsigned int *)
- bfd_alloc(abfd, (size_t) (bfd_get_symcount(abfd) * sizeof(unsigned int)));
+ bfd_alloc (abfd, (size_t) (bfd_get_symcount (abfd) * sizeof (unsigned int)));
- if (table_ptr == NULL) {
- bfd_error = no_memory;
- return false;
- }
- else
- {
- coff_symbol_type *dst = cached_area;
- unsigned int last_native_index = bfd_get_symcount(abfd);
- unsigned int this_index = 0;
- while (this_index < last_native_index) {
- combined_entry_type *src = native_symbols + this_index;
- table_ptr[this_index] = number_of_symbols;
- dst->symbol.the_bfd = abfd;
-
- dst->symbol.name = (char *)(src->u.syment._n._n_n._n_offset);
- /*
- We use the native name field to point to the cached field
- */
- src->u.syment._n._n_n._n_zeroes = (int) dst;
- dst->symbol.section = coff_section_from_bfd_index(abfd,
- src->u.syment.n_scnum);
- dst->symbol.flags = 0;
- dst->done_lineno = false;
-
- switch (src->u.syment.n_sclass) {
+ if (table_ptr == NULL)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
+ else
+ {
+ coff_symbol_type *dst = cached_area;
+ unsigned int last_native_index = bfd_get_symcount (abfd);
+ unsigned int this_index = 0;
+ while (this_index < last_native_index)
+ {
+ combined_entry_type *src = native_symbols + this_index;
+ table_ptr[this_index] = number_of_symbols;
+ dst->symbol.the_bfd = abfd;
+
+ dst->symbol.name = (char *) (src->u.syment._n._n_n._n_offset);
+ /* We use the native name field to point to the cached field. */
+ src->u.syment._n._n_n._n_zeroes = (long) dst;
+ dst->symbol.section = coff_section_from_bfd_index (abfd,
+ src->u.syment.n_scnum);
+ dst->symbol.flags = 0;
+ dst->done_lineno = false;
+
+ switch (src->u.syment.n_sclass)
+ {
#ifdef I960
- case C_LEAFEXT:
+ case C_LEAFEXT:
#if 0
- dst->symbol.value = src->u.syment.n_value - dst->symbol.section->vma;
- dst->symbol.flags = BSF_EXPORT | BSF_GLOBAL;
- dst->symbol.flags |= BSF_NOT_AT_END;
+ dst->symbol.value = src->u.syment.n_value - dst->symbol.section->vma;
+ dst->symbol.flags = BSF_EXPORT | BSF_GLOBAL;
+ dst->symbol.flags |= BSF_NOT_AT_END;
#endif
- /* Fall through to next case */
+ /* Fall through to next case */
#endif
- case C_EXT:
+ case C_EXT:
#ifdef RS6000COFF_C
- case C_HIDEXT:
+ case C_HIDEXT:
#endif
- if ((src->u.syment.n_scnum) == 0) {
- if ((src->u.syment.n_value) == 0) {
- dst->symbol.section = &bfd_und_section;
- dst->symbol.value= 0;
- }
- else {
- dst->symbol.section = &bfd_com_section;
- dst->symbol.value = (src->u.syment.n_value);
- }
- }
- else {
- /*
+ if ((src->u.syment.n_scnum) == 0)
+ {
+ if ((src->u.syment.n_value) == 0)
+ {
+ dst->symbol.section = &bfd_und_section;
+ dst->symbol.value = 0;
+ }
+ else
+ {
+ dst->symbol.section = &bfd_com_section;
+ dst->symbol.value = (src->u.syment.n_value);
+ }
+ }
+ else
+ {
+ /*
Base the value as an index from the base of the
section
*/
- dst->symbol.flags = BSF_EXPORT | BSF_GLOBAL;
- dst->symbol.value = src->u.syment.n_value - dst->symbol.section->vma;
+ dst->symbol.flags = BSF_EXPORT | BSF_GLOBAL;
+ dst->symbol.value = src->u.syment.n_value - dst->symbol.section->vma;
- if (ISFCN((src->u.syment.n_type))) {
- /*
+ if (ISFCN ((src->u.syment.n_type)))
+ {
+ /*
A function ext does not go at the end of a file
*/
- dst->symbol.flags |= BSF_NOT_AT_END;
- }
- }
+ dst->symbol.flags |= BSF_NOT_AT_END;
+ }
+ }
+#ifdef RS6000COFF_C
+ /* If this symbol has a csect aux of type LD, the scnlen field
+ is actually the index of the containing csect symbol. We
+ need to pointerize it. */
+ if (src->u.syment.n_numaux > 0)
+ {
+ combined_entry_type *aux;
+
+ aux = src + src->u.syment.n_numaux - 1;
+ if (SMTYP_SMTYP (aux->u.auxent.x_csect.x_smtyp) == XTY_LD)
+ {
+ aux->u.auxent.x_csect.x_scnlen.p =
+ native_symbols + aux->u.auxent.x_csect.x_scnlen.l;
+ aux->fix_scnlen = 1;
+ }
+ }
+#endif
- break;
+ break;
- case C_STAT: /* static */
+ case C_STAT: /* static */
#ifdef I960
- case C_LEAFSTAT: /* static leaf procedure */
+ case C_LEAFSTAT: /* static leaf procedure */
#endif
- case C_LABEL: /* label */
- if (src->u.syment.n_scnum == -2)
- dst->symbol.flags = BSF_DEBUGGING;
- else
- dst->symbol.flags = BSF_LOCAL;
- /*
+ case C_LABEL: /* label */
+ if (src->u.syment.n_scnum == -2)
+ dst->symbol.flags = BSF_DEBUGGING;
+ else
+ dst->symbol.flags = BSF_LOCAL;
+ /*
Base the value as an index from the base of the section, if
there is one
*/
- if (dst->symbol.section)
- dst->symbol.value = (src->u.syment.n_value) -
- dst->symbol.section->vma;
- else
- dst->symbol.value = (src->u.syment.n_value) ;
- break;
-
- case C_MOS: /* member of structure */
- case C_EOS: /* end of structure */
-#ifdef NOTDEF /* C_AUTOARG has the same value */
+ if (dst->symbol.section)
+ dst->symbol.value = (src->u.syment.n_value) -
+ dst->symbol.section->vma;
+ else
+ dst->symbol.value = (src->u.syment.n_value);
+ break;
+
+ case C_MOS: /* member of structure */
+ case C_EOS: /* end of structure */
+#ifdef NOTDEF /* C_AUTOARG has the same value */
#ifdef C_GLBLREG
- case C_GLBLREG: /* A29k-specific storage class */
+ case C_GLBLREG: /* A29k-specific storage class */
#endif
#endif
- case C_REGPARM: /* register parameter */
- case C_REG: /* register variable */
+ case C_REGPARM: /* register parameter */
+ case C_REG: /* register variable */
#ifdef C_AUTOARG
- case C_AUTOARG: /* 960-specific storage class */
-#endif
- case C_TPDEF: /* type definition */
- case C_ARG:
- case C_AUTO: /* automatic variable */
- case C_FIELD: /* bit field */
- case C_ENTAG: /* enumeration tag */
- case C_MOE: /* member of enumeration */
- case C_MOU: /* member of union */
- case C_UNTAG: /* union tag */
- dst->symbol.flags = BSF_DEBUGGING;
- dst->symbol.value = (src->u.syment.n_value);
- break;
+ case C_AUTOARG: /* 960-specific storage class */
+#endif
+ case C_TPDEF: /* type definition */
+ case C_ARG:
+ case C_AUTO: /* automatic variable */
+ case C_FIELD: /* bit field */
+ case C_ENTAG: /* enumeration tag */
+ case C_MOE: /* member of enumeration */
+ case C_MOU: /* member of union */
+ case C_UNTAG: /* union tag */
+ dst->symbol.flags = BSF_DEBUGGING;
+ dst->symbol.value = (src->u.syment.n_value);
+ break;
+
+ case C_FILE: /* file name */
+ case C_STRTAG: /* structure tag */
+#ifdef RS6000COFF_C
+ case C_BINCL: /* beginning of include file */
+ case C_EINCL: /* ending of include file */
+ case C_GSYM:
+ case C_LSYM:
+ case C_PSYM:
+ case C_RSYM:
+ case C_RPSYM:
+ case C_STSYM:
+ case C_DECL:
+ case C_ENTRY:
+ case C_FUN:
+ case C_ESTAT:
+#endif
+ dst->symbol.flags = BSF_DEBUGGING;
+ dst->symbol.value = (src->u.syment.n_value);
+ break;
- case C_FILE: /* file name */
- case C_STRTAG: /* structure tag */
#ifdef RS6000COFF_C
- case C_BINCL: /* beginning of include file */
- case C_EINCL: /* ending of include file */
- case C_GSYM:
- case C_LSYM:
- case C_PSYM:
- case C_RSYM:
- case C_RPSYM:
- case C_STSYM:
- case C_DECL:
- case C_ENTRY:
- case C_FUN:
- case C_BSTAT:
- case C_ESTAT:
-#endif
- dst->symbol.flags = BSF_DEBUGGING;
- dst->symbol.value = (src->u.syment.n_value);
- break;
+ case C_BSTAT:
+ dst->symbol.flags = BSF_DEBUGGING;
+ dst->symbol.value = src->u.syment.n_value;
+
+ /* The value is actually a symbol index. Save a pointer to
+ the symbol instead of the index. FIXME: This should use a
+ union. */
+ src->u.syment.n_value =
+ (long) (native_symbols + src->u.syment.n_value);
+ src->fix_value = 1;
+ break;
+#endif
- case C_BLOCK: /* ".bb" or ".eb" */
- case C_FCN: /* ".bf" or ".ef" */
- case C_EFCN: /* physical end of function */
- dst->symbol.flags = BSF_LOCAL;
- /*
+ case C_BLOCK: /* ".bb" or ".eb" */
+ case C_FCN: /* ".bf" or ".ef" */
+ case C_EFCN: /* physical end of function */
+ dst->symbol.flags = BSF_LOCAL;
+ /*
Base the value as an index from the base of the section
*/
- dst->symbol.value = (src->u.syment.n_value) - dst->symbol.section->vma;
- break;
-
- case C_NULL:
- case C_EXTDEF: /* external definition */
- case C_ULABEL: /* undefined label */
- case C_USTATIC: /* undefined static */
- case C_LINE: /* line # reformatted as symbol table entry */
- case C_ALIAS: /* duplicate tag */
- case C_HIDDEN: /* ext symbol in dmert public lib */
- default:
-
- fprintf(stderr,"Unrecognized storage class %d\n",
- src->u.syment.n_sclass);
+ dst->symbol.value = (src->u.syment.n_value) - dst->symbol.section->vma;
+ break;
+
+ case C_NULL:
+ case C_EXTDEF: /* external definition */
+ case C_ULABEL: /* undefined label */
+ case C_USTATIC: /* undefined static */
+ case C_LINE: /* line # reformatted as symbol table entry */
+ case C_ALIAS: /* duplicate tag */
+ case C_HIDDEN: /* ext symbol in dmert public lib */
+ default:
+
+ fprintf (stderr, "Unrecognized storage class %d (assuming debugging)\n for %s symbol `%s'\n",
+ src->u.syment.n_sclass, dst->symbol.section->name,
+ dst->symbol.name);
/* abort();*/
- dst->symbol.flags = BSF_DEBUGGING;
- dst->symbol.value = (src->u.syment.n_value);
- break;
- }
+ dst->symbol.flags = BSF_DEBUGGING;
+ dst->symbol.value = (src->u.syment.n_value);
+ break;
+ }
/* BFD_ASSERT(dst->symbol.flags != 0);*/
- dst->native = src;
+ dst->native = src;
- dst->symbol.udata = 0;
- dst->lineno = (alent *) NULL;
- this_index += (src->u.syment.n_numaux) + 1;
- dst++;
- number_of_symbols++;
- } /* walk the native symtab */
- } /* bfdize the native symtab */
+ dst->symbol.udata = 0;
+ dst->lineno = (alent *) NULL;
+ this_index += (src->u.syment.n_numaux) + 1;
+ dst++;
+ number_of_symbols++;
+ } /* walk the native symtab */
+ } /* bfdize the native symtab */
- obj_symbols(abfd) = cached_area;
- obj_raw_syments(abfd) = native_symbols;
+ obj_symbols (abfd) = cached_area;
+ obj_raw_syments (abfd) = native_symbols;
obj_conv_table_size (abfd) = bfd_get_symcount (abfd);
- bfd_get_symcount(abfd) = number_of_symbols;
- obj_convert(abfd) = table_ptr;
+ bfd_get_symcount (abfd) = number_of_symbols;
+ obj_convert (abfd) = table_ptr;
/* Slurp the line tables for each section too */
- {
- asection *p;
- p = abfd->sections;
- while (p) {
- coff_slurp_line_table(abfd, p);
+ {
+ asection *p;
+ p = abfd->sections;
+ while (p)
+ {
+ coff_slurp_line_table (abfd, p);
p = p->next;
}
- }
+ }
return true;
} /* coff_slurp_symbol_table() */
/*
-SUBSUBSECTION
- Reading Relocations
+SUBSUBSECTION
+ Reading relocations
Coff relocations are easily transformed into the internal BFD form
(@code{arelent}).
Reading a coff relocation table is done in the following stages:
- o The entire coff relocation table is read into memory.
+ o Read the entire coff relocation table into memory.
- o Each relocation is processed in turn, first it is swapped from the
+ o Process each relocation in turn; first swap it from the
external to the internal form.
- o The symbol referenced in the relocation's symbol index is
- turned intoa pointer into the canonical symbol table. Note
- that this table is the same as the one returned by a call to
- @code{bfd_canonicalize_symtab}. The back end will call the
+ o Turn the symbol referenced in the relocation's symbol index
+ into a pointer into the canonical symbol table.
+ This table is the same as the one returned by a call to
+ @code{bfd_canonicalize_symtab}. The back end will call that
routine and save the result if a canonicalization hasn't been done.
o The reloc index is turned into a pointer to a howto
*/
#ifndef CALC_ADDEND
-#define CALC_ADDEND(abfd, ptr, reloc, cache_ptr) \
- if (ptr && bfd_asymbol_bfd(ptr) == abfd \
- && ((ptr->flags & BSF_OLD_COMMON)== 0)) \
- { \
- cache_ptr->addend = -(ptr->section->vma + ptr->value); \
- } \
- else { \
- cache_ptr->addend = 0; \
- }
-#endif
-
-static boolean
-DEFUN(coff_slurp_reloc_table,(abfd, asect, symbols),
- bfd *abfd AND
- sec_ptr asect AND
- asymbol **symbols)
+#define CALC_ADDEND(abfd, ptr, reloc, cache_ptr) \
+ { \
+ coff_symbol_type *coffsym = (coff_symbol_type *) NULL; \
+ if (ptr && bfd_asymbol_bfd (ptr) != abfd) \
+ coffsym = (obj_symbols (abfd) \
+ + (cache_ptr->sym_ptr_ptr - symbols)); \
+ else if (ptr) \
+ coffsym = coff_symbol_from (abfd, ptr); \
+ if (coffsym != (coff_symbol_type *) NULL \
+ && coffsym->native->u.syment.n_scnum == 0) \
+ cache_ptr->addend = 0; \
+ else if (ptr && bfd_asymbol_bfd (ptr) == abfd \
+ && ptr->section != (asection *) NULL) \
+ cache_ptr->addend = - (ptr->section->vma + ptr->value); \
+ else \
+ cache_ptr->addend = 0; \
+ }
+#endif
+
+static boolean
+coff_slurp_reloc_table (abfd, asect, symbols)
+ bfd * abfd;
+ sec_ptr asect;
+ asymbol ** symbols;
{
- RELOC *native_relocs;
- arelent *reloc_cache;
- arelent *cache_ptr;
+ RELOC *native_relocs;
+ arelent *reloc_cache;
+ arelent *cache_ptr;
unsigned int idx;
-
+
if (asect->relocation)
- return true;
+ return true;
if (asect->reloc_count == 0)
- return true;
+ return true;
if (asect->flags & SEC_CONSTRUCTOR)
- return true;
- if (!coff_slurp_symbol_table(abfd))
- return false;
+ return true;
+ if (!coff_slurp_symbol_table (abfd))
+ return false;
native_relocs =
- (RELOC *) buy_and_read(abfd,
- asect->rel_filepos,
- SEEK_SET,
- (size_t) (RELSZ *
- asect->reloc_count));
+ (RELOC *) buy_and_read (abfd,
+ asect->rel_filepos,
+ SEEK_SET,
+ (size_t) (RELSZ *
+ asect->reloc_count));
reloc_cache = (arelent *)
- bfd_alloc(abfd, (size_t) (asect->reloc_count * sizeof(arelent)));
+ bfd_alloc (abfd, (size_t) (asect->reloc_count * sizeof (arelent)));
- if (reloc_cache == NULL) {
- bfd_error = no_memory;
+ if (reloc_cache == NULL)
+ {
+ bfd_set_error (bfd_error_no_memory);
return false;
- }
+ }
-
- for (idx = 0; idx < asect->reloc_count; idx ++)
- {
+
+ for (idx = 0; idx < asect->reloc_count; idx++)
+ {
#ifdef RELOC_PROCESSING
struct internal_reloc dst;
- struct external_reloc *src;
+ struct external_reloc *src;
cache_ptr = reloc_cache + idx;
src = native_relocs + idx;
- bfd_swap_reloc_in(abfd, src, &dst);
+ bfd_swap_reloc_in (abfd, src, &dst);
- RELOC_PROCESSING(cache_ptr, &dst, symbols, abfd, asect);
+ RELOC_PROCESSING (cache_ptr, &dst, symbols, abfd, asect);
#else
struct internal_reloc dst;
- asymbol *ptr;
- struct external_reloc *src;
+ asymbol *ptr;
+ struct external_reloc *src;
cache_ptr = reloc_cache + idx;
src = native_relocs + idx;
- bfd_swap_reloc_in(abfd, src, &dst);
+ bfd_swap_reloc_in (abfd, src, &dst);
cache_ptr->address = dst.r_vaddr;
- if (dst.r_symndx != -1)
+ if (dst.r_symndx != -1)
{
/* @@ Should never be greater than count of symbols! */
if (dst.r_symndx >= obj_conv_table_size (abfd))
abort ();
- cache_ptr->sym_ptr_ptr = symbols + obj_convert(abfd)[dst.r_symndx];
+ cache_ptr->sym_ptr_ptr = symbols + obj_convert (abfd)[dst.r_symndx];
ptr = *(cache_ptr->sym_ptr_ptr);
}
- else
+ else
{
- cache_ptr->sym_ptr_ptr= bfd_abs_section.symbol_ptr_ptr;
+ cache_ptr->sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr;
ptr = 0;
}
- /*
- The symbols definitions that we have read in have been
- relocated as if their sections started at 0. But the offsets
- refering to the symbols in the raw data have not been
- modified, so we have to have a negative addend to compensate.
-
- Note that symbols which used to be common must be left alone */
+ /* The symbols definitions that we have read in have been
+ relocated as if their sections started at 0. But the offsets
+ refering to the symbols in the raw data have not been
+ modified, so we have to have a negative addend to compensate.
+
+ Note that symbols which used to be common must be left alone */
/* Calculate any reloc addend by looking at the symbol */
- CALC_ADDEND(abfd, ptr, dst, cache_ptr);
+ CALC_ADDEND (abfd, ptr, dst, cache_ptr);
cache_ptr->address -= asect->vma;
/* !! cache_ptr->section = (asection *) NULL;*/
/* Fill in the cache_ptr->howto field from dst.r_type */
- RTYPE2HOWTO(cache_ptr, &dst);
+ RTYPE2HOWTO (cache_ptr, &dst);
#endif
- }
+ }
asect->relocation = reloc_cache;
return true;
}
-/* This is stupid. This function should be a boolean predicate */
-static unsigned int
-DEFUN(coff_canonicalize_reloc, (abfd, section, relptr, symbols),
-bfd *abfd AND
-sec_ptr section AND
-arelent **relptr AND
-asymbol **symbols)
+/* This is stupid. This function should be a boolean predicate. */
+static long
+coff_canonicalize_reloc (abfd, section, relptr, symbols)
+ bfd * abfd;
+ sec_ptr section;
+ arelent ** relptr;
+ asymbol ** symbols;
{
- arelent *tblptr = section->relocation;
- unsigned int count = 0;
+ arelent *tblptr = section->relocation;
+ unsigned int count = 0;
- if (section->flags & SEC_CONSTRUCTOR)
- {
- /* this section has relocs made up by us, they are not in the
+ if (section->flags & SEC_CONSTRUCTOR)
+ {
+ /* this section has relocs made up by us, they are not in the
file, so take them out of their chain and place them into
the data area provided */
- arelent_chain *chain = section->constructor_chain;
- for (count = 0; count < section->reloc_count; count ++)
- {
- *relptr ++ = &chain->relent;
- chain = chain->next;
- }
-
- }
- else
- {
- coff_slurp_reloc_table(abfd, section, symbols);
+ arelent_chain *chain = section->constructor_chain;
+ for (count = 0; count < section->reloc_count; count++)
+ {
+ *relptr++ = &chain->relent;
+ chain = chain->next;
+ }
+ }
+ else
+ {
+ if (! coff_slurp_reloc_table (abfd, section, symbols))
+ return -1;
- tblptr = section->relocation;
- if (!tblptr)
- return 0;
+ tblptr = section->relocation;
- for (; count++ < section->reloc_count;)
- *relptr++ = tblptr++;
+ for (; count++ < section->reloc_count;)
+ *relptr++ = tblptr++;
- }
+ }
*relptr = 0;
return section->reloc_count;
}
#ifdef GNU960
file_ptr
-coff_sym_filepos(abfd)
-bfd *abfd;
- {
- return obj_sym_filepos(abfd);
- }
+coff_sym_filepos (abfd)
+ bfd *abfd;
+{
+ return obj_sym_filepos (abfd);
+}
+#endif
+
+#ifndef coff_reloc16_estimate
+#define coff_reloc16_estimate dummy_reloc16_estimate
+
+static int
+dummy_reloc16_estimate (abfd, input_section, reloc, shrink, link_info)
+ bfd *abfd;
+ asection *input_section;
+ arelent *reloc;
+ unsigned int shrink;
+ struct bfd_link_info *link_info;
+{
+ abort ();
+}
+
#endif
#ifndef coff_reloc16_extra_cases
-#define coff_reloc16_extra_cases \
- (void (*) PARAMS ((bfd *, bfd_seclet_type *, arelent *, bfd_byte *,\
- unsigned int *, unsigned int *))) abort
-#endif
-
-static CONST bfd_coff_backend_data bfd_coff_std_swap_table = {
- coff_swap_aux_in, coff_swap_sym_in, coff_swap_lineno_in,
- coff_swap_aux_out, coff_swap_sym_out,
- coff_swap_lineno_out, coff_swap_reloc_out,
- coff_swap_filehdr_out, coff_swap_aouthdr_out,
- coff_swap_scnhdr_out,
- FILHSZ, AOUTSZ, SCNHSZ, SYMESZ, AUXESZ, LINESZ,
+#define coff_reloc16_extra_cases dummy_reloc16_extra_cases
+/* This works even if abort is not declared in any header file. */
+static void
+dummy_reloc16_extra_cases (abfd, link_info, link_order, reloc, data, src_ptr,
+ dst_ptr)
+ bfd *abfd;
+ struct bfd_link_info *link_info;
+ struct bfd_link_order *link_order;
+ arelent *reloc;
+ bfd_byte *data;
+ unsigned int *src_ptr;
+ unsigned int *dst_ptr;
+{
+ fprintf (stderr, "%s\n", reloc->howto->name);
+ abort ();
+}
+#endif
+
+static CONST bfd_coff_backend_data bfd_coff_std_swap_table =
+{
+ coff_swap_aux_in, coff_swap_sym_in, coff_swap_lineno_in,
+ coff_swap_aux_out, coff_swap_sym_out,
+ coff_swap_lineno_out, coff_swap_reloc_out,
+ coff_swap_filehdr_out, coff_swap_aouthdr_out,
+ coff_swap_scnhdr_out,
+ FILHSZ, AOUTSZ, SCNHSZ, SYMESZ, AUXESZ, LINESZ,
#ifdef COFF_LONG_FILENAMES
- true,
+ true,
#else
- false,
+ false,
#endif
- coff_swap_filehdr_in, coff_swap_aouthdr_in, coff_swap_scnhdr_in,
- coff_bad_format_hook, coff_set_arch_mach_hook, coff_mkobject_hook,
- styp_to_sec_flags, coff_make_section_hook, coff_set_alignment_hook,
- coff_slurp_symbol_table, symname_in_debug_hook, coff_reloc16_extra_cases
+ coff_swap_filehdr_in, coff_swap_aouthdr_in, coff_swap_scnhdr_in,
+ coff_bad_format_hook, coff_set_arch_mach_hook, coff_mkobject_hook,
+ styp_to_sec_flags, coff_make_section_hook, coff_set_alignment_hook,
+ coff_slurp_symbol_table, symname_in_debug_hook,
+ coff_reloc16_extra_cases, coff_reloc16_estimate
};
-#define coff_core_file_failing_command _bfd_dummy_core_file_failing_command
-#define coff_core_file_failing_signal _bfd_dummy_core_file_failing_signal
-#define coff_core_file_matches_executable_p _bfd_dummy_core_file_matches_executable_p
-#define coff_slurp_armap bfd_slurp_coff_armap
-#define coff_slurp_extended_name_table _bfd_slurp_extended_name_table
-#define coff_truncate_arname bfd_dont_truncate_arname
-#define coff_openr_next_archived_file bfd_generic_openr_next_archived_file
-#define coff_generic_stat_arch_elt bfd_generic_stat_arch_elt
-#define coff_get_section_contents bfd_generic_get_section_contents
-#define coff_close_and_cleanup bfd_generic_close_and_cleanup
-
-#define coff_bfd_debug_info_start bfd_void
-#define coff_bfd_debug_info_end bfd_void
-#define coff_bfd_debug_info_accumulate \
- (void (*) PARAMS ((bfd *, struct sec *))) bfd_void
-#define coff_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
-#define coff_bfd_relax_section bfd_generic_relax_section
+#define coff_close_and_cleanup _bfd_generic_close_and_cleanup
+#define coff_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
+#define coff_get_section_contents _bfd_generic_get_section_contents
+
+#define coff_bfd_copy_private_section_data \
+ _bfd_generic_bfd_copy_private_section_data
+#define coff_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data
+
+#ifndef coff_bfd_is_local_label
+#define coff_bfd_is_local_label bfd_generic_is_local_label
+#endif
+
+/* The reloc lookup routine must be supplied by each individual COFF
+ backend. */
+#ifndef coff_bfd_reloc_type_lookup
+#define coff_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
+#endif
+
+#define coff_bfd_get_relocated_section_contents \
+ bfd_generic_get_relocated_section_contents
+#define coff_bfd_relax_section bfd_generic_relax_section
+#define coff_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
+#define coff_bfd_link_add_symbols _bfd_generic_link_add_symbols
+#define coff_bfd_final_link _bfd_generic_final_link
projects / deliverable / binutils-gdb.git / blobdiff