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Remove dead code from xcoffread.c

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This removes a lot of obviously dead code from xcoffread.c.  There are
some unused macros and types.  A few globals can be removed because
they are never assigned to or really used for anything.
This commit is contained in:
Tom Tromey 2026-01-07 09:36:00 -07:00
parent 3021286472
commit aa6ea80371
1 changed files with 1 additions and 87 deletions
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88
gdb/xcoffread.c
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@ -49,49 +49,6 @@
#include "dwarf2/public.h"
/* We put a pointer to this structure in the read_symtab_private field
of the psymtab. */
struct xcoff_symloc
{
/* First symbol number for this file. */
int first_symnum;
/* Number of symbols in the section of the symbol table devoted to
this file's symbols (actually, the section bracketed may contain
more than just this file's symbols). If numsyms is 0, the only
reason for this thing's existence is the dependency list. Nothing
else will happen when it is read in. */
int numsyms;
/* Position of the start of the line number information for this
psymtab. */
unsigned int lineno_off;
};
/* Simplified internal version of coff symbol table information. */
struct xcoff_symbol
{
char *c_name;
int c_symnum; /* Symbol number of this entry. */
int c_naux; /* 0 if syment only, 1 if syment + auxent. */
CORE_ADDR c_value;
unsigned char c_sclass;
int c_secnum;
unsigned int c_type;
};
static bfd *symfile_bfd;
/* Initial symbol-table-debug-string vector length. */
#define INITIAL_STABVECTOR_LENGTH 40
struct xcoff_symfile_info
{
file_ptr min_lineno_offset {}; /* Where in file lowest line#s are. */
@ -191,44 +148,9 @@ xcoff_secnum_to_sections (int n_scnum, struct objfile *objfile,
}
}
/* include file support: C_BINCL/C_EINCL pairs will be kept in the
following `IncludeChain'. At the end of each symtab (end_compunit_symtab),
we will determine if we should create additional symtab's to
represent if (the include files. */
typedef struct _inclTable
{
char *name; /* include filename */
/* Offsets to the line table. end points to the last entry which is
part of this include file. */
int begin, end;
struct subfile *subfile;
unsigned funStartLine; /* Start line # of its function. */
}
InclTable;
#define INITIAL_INCLUDE_TABLE_LENGTH 20
static InclTable *inclTable; /* global include table */
static int inclIndx; /* last entry to table */
static int inclLength; /* table length */
static int inclDepth; /* nested include depth */
/* subfile structure for the main compilation unit. */
static subfile *main_subfile;
/* Global variable to pass the psymtab down to all the routines involved
in psymtab to symtab processing. */
static legacy_psymtab *this_symtab_psymtab;
static void
aix_process_linenos (struct objfile *objfile)
{
/* There is no linenos to read if there are only dwarf info. */
if (this_symtab_psymtab == NULL)
return;
}
@ -288,14 +210,6 @@ xcoff_symfile_init (struct objfile *objfile)
static void
xcoff_symfile_finish (struct objfile *objfile)
{
/* Start with a fresh include table for the next objfile. */
if (inclTable)
{
xfree (inclTable);
inclTable = NULL;
delete main_subfile;
}
inclIndx = inclLength = inclDepth = 0;
}
/* Swap raw symbol at *RAW and put the name in *NAME, the symbol in
@ -483,7 +397,7 @@ xcoff_initial_scan (struct objfile *objfile, symfile_add_flags symfile_flags)
unsigned int size;
info = XCOFF_DATA (objfile);
symfile_bfd = abfd = objfile->obfd.get ();
abfd = objfile->obfd.get ();
name = objfile_name (objfile);
num_symbols = bfd_get_symcount (abfd); /* # of symbols */