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Relocate symbols using an array of section_offsets, rather than a

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single `addr' or `offset'.  This makes Solaris-2 support work, and
permits better VxWorks (and maybe xcoff) support later.  See ChangeLog.
This commit is contained in:
John Gilmore
1992-07-04 13:59:03 +00:00
parent 76512886f9
commit 2670f34d21
10 changed files with 501 additions and 56 deletions
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33
gdb/xcoffread.c
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@@ -45,6 +45,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "symfile.h"
#include "objfiles.h"
#include "buildsym.h"
#include "gdb-stabs.h"
#include "coff/internal.h" /* FIXME, internal data from BFD */
#include "libcoff.h" /* FIXME, internal data from BFD */
@@ -182,11 +183,14 @@ static void
aixcoff_new_init PARAMS ((struct objfile *));
static void
aixcoff_symfile_read PARAMS ((struct objfile *, CORE_ADDR, int));
aixcoff_symfile_read PARAMS ((struct objfile *, struct section_offset *, int));
static void
aixcoff_symfile_finish PARAMS ((struct objfile *));
static struct section_offset *
aixcoff_symfile_offsets PARAMS ((struct objfile *, CORE_ADDR));
static int
init_lineno PARAMS ((bfd *, long, int));
@@ -2238,9 +2242,9 @@ free_debugsection()
/* aixcoff version of symbol file read. */
static void
aixcoff_symfile_read (objfile, addr, mainline)
aixcoff_symfile_read (objfile, section_offset, mainline)
struct objfile *objfile;
CORE_ADDR addr;
struct section_offset *section_offset;
int mainline;
{
int num_symbols; /* # of symbols */
@@ -2320,6 +2324,28 @@ aixcoff_symfile_read (objfile, addr, mainline)
select_source_symtab (0);
}
/* XCOFF-specific parsing routine for section offsets.
Plain and simple for now. */
static
struct section_offsets *
aixcoff_symfile_offsets (objfile, addr)
struct objfile *objfile;
CORE_ADDR addr;
{
struct section_offsets *section_offsets;
int i;
section_offsets = (struct section_offsets *)
obstack_alloc (&objfile -> psymbol_obstack,
sizeof (struct section_offsets) +
sizeof (section_offsets->offsets) * (SECT_OFF_MAX-1));
for (i = 0; i < SECT_OFF_MAX; i++)
ANOFFSET (section_offsets, i) = addr;
return section_offsets;
}
/* Register our ability to parse symbols for aixcoff BFD files. */
static struct sym_fns aixcoff_sym_fns =
@@ -2330,6 +2356,7 @@ static struct sym_fns aixcoff_sym_fns =
aixcoff_symfile_init, /* sym_init: read initial info, setup for sym_read() */
aixcoff_symfile_read, /* sym_read: read a symbol file into symtab */
aixcoff_symfile_finish, /* sym_finish: finished with file, cleanup */
aixcoff_symfile_offsets, /* sym_offsets: xlate offsets ext->int form */
NULL /* next: pointer to next struct sym_fns */
};