ac_default_prefix=/usr/local
# Any additions from configure.in:
ac_help="$ac_help
- bfd-assembler use BFD back end for writing object files"
+ --enable-bfd-assembler use BFD back end for writing object files"
ac_help="$ac_help
targets alternative target configurations besides the primary"
alpha-*-netware*) fmt=ecoff ;;
alpha-*-osf*) fmt=ecoff ;;
+ alpha-*-linux*) fmt=ecoff ;;
# start-sanitize-arc
arc-*-elf*) fmt=elf bfd_gas=yes ;;
# On the NeXT, cc -E runs the code through the compiler's parser,
# not just through cpp.
cat > conftest.$ac_ext <<EOF
-#line 1247 "configure"
+#line 1249 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
rm -rf conftest*
CPP="${CC-cc} -E -traditional-cpp"
cat > conftest.$ac_ext <<EOF
-#line 1261 "configure"
+#line 1263 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1294 "configure"
+#line 1296 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_cv_c_cross=yes
else
cat > conftest.$ac_ext <<EOF
-#line 1346 "configure"
+#line 1348 "configure"
#include "confdefs.h"
main(){return(0);}
EOF
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1369 "configure"
+#line 1371 "configure"
#include "confdefs.h"
#include <alloca.h>
int main() { return 0; }
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1400 "configure"
+#line 1402 "configure"
#include "confdefs.h"
#ifdef __GNUC__
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1458 "configure"
+#line 1460 "configure"
#include "confdefs.h"
#if defined(CRAY) && ! defined(CRAY2)
webecray
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1486 "configure"
+#line 1488 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
ac_cv_c_stack_direction=0
else
cat > conftest.$ac_ext <<EOF
-#line 1540 "configure"
+#line 1542 "configure"
#include "confdefs.h"
find_stack_direction ()
{
ac_cv_c_inline=no
for ac_kw in inline __inline__ __inline; do
cat > conftest.$ac_ext <<EOF
-#line 1582 "configure"
+#line 1584 "configure"
#include "confdefs.h"
int main() { return 0; }
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1621 "configure"
+#line 1623 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1674 "configure"
+#line 1676 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1727 "configure"
+#line 1729 "configure"
#include "confdefs.h"
#include <assert.h>
#include <stdio.h>
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1784 "configure"
+#line 1786 "configure"
#include "confdefs.h"
$gas_test_headers
int main() { return 0; }
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1820 "configure"
+#line 1822 "configure"
#include "confdefs.h"
$gas_test_headers
int main() { return 0; }
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1859 "configure"
+#line 1861 "configure"
#include "confdefs.h"
#ifdef HAVE_ERRNO_H
You should have received a copy of the GNU General Public License
along with GAS; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+ the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "as.h"
FDR fdr; /* File header to be written out */
FDR *orig_fdr; /* original file header */
char *name; /* filename */
+ int fake; /* whether this is faked .file */
symint_t void_type; /* aux. pointer to 'void' type */
symint_t int_type; /* aux. pointer to 'int' type */
scope_t *cur_scope; /* current nested scopes */
(FDR *)0, /* orig_fdr: original file header pointer */
(char *)0, /* name: pointer to filename */
+ 0, /* fake: whether this is a faked .file */
0, /* void_type: ptr to aux node for void type */
0, /* int_type: ptr to aux node for int type */
(scope_t *)0, /* cur_scope: current scope being processed */
bt_t basic_type));
static void add_unknown_tag PARAMS ((tag_t *ptag));
static void add_procedure PARAMS ((char *func));
-static void add_file PARAMS ((const char *file_name, int indx));
+static void add_file PARAMS ((const char *file_name, int indx, int fake));
#ifdef ECOFF_DEBUG
static char *sc_to_string PARAMS ((sc_t storage_class));
static char *st_to_string PARAMS ((st_t symbol_type));
wrong. */
if (cur_file_ptr == (efdr_t *) NULL
&& seen_at_least_1_file ())
- add_file ((const char *) NULL, 0);
+ add_file ((const char *) NULL, 0, 1);
symbolP->ecoff_file = cur_file_ptr;
symbolP->ecoff_symbol = NULL;
symbolP->ecoff_extern_size = 0;
where the current file structure lives. */
static void
-add_file (file_name, indx)
+add_file (file_name, indx, fake)
const char *file_name; /* file name */
int indx;
+ int fake;
{
register int first_ch;
register efdr_t *fil_ptr;
first_ch = *file_name;
+ /* ??? This is ifdefed out, because it results in incorrect line number
+ debugging info when multiple .file pseudo-ops are merged into one file
+ descriptor. See for instance ecoff_build_lineno, which will
+ end up setting all file->fdr.* fields multiple times, resulting in
+ incorrect debug info. In order to make this work right, all line number
+ and symbol info for the same source file has to be adjacent in the object
+ file, so that a single file descriptor can be used to point to them.
+ This would require maintaining file specific lists of line numbers and
+ symbols for each file, so that they can be merged together (or output
+ together) when two .file pseudo-ops are merged into one file
+ descriptor. */
+
+#if 0
/* See if the file has already been created. */
for (fil_ptr = first_file;
fil_ptr != (efdr_t *) NULL;
&& strcmp (file_name, fil_ptr->name) == 0)
{
cur_file_ptr = fil_ptr;
+ if (! fake)
+ cur_file_ptr->fake = 0;
break;
}
}
+#else
+ fil_ptr = (efdr_t *) NULL;
+#endif
/* If this is a new file, create it. */
if (fil_ptr == (efdr_t *) NULL)
fil_ptr->file_index = current_file_idx++;
++file_desc.num_allocated;
+ fil_ptr->fake = fake;
+
/* Allocate the string hash table. */
fil_ptr->str_hash = hash_new ();
register int ch;
if (cur_file_ptr == (efdr_t *) NULL)
- add_file ((const char *) NULL, 0);
+ add_file ((const char *) NULL, 0, 1);
if (cur_proc_ptr != (proc_t *) NULL)
{
demand_empty_rest_of_line ();
}
\f
+/* Parse .extern directives. */
+
+void
+ecoff_directive_extern (ignore)
+ int ignore;
+{
+ char *name;
+ int c;
+ symbolS *symbolp;
+ valueT size;
+
+ name = input_line_pointer;
+ c = get_symbol_end ();
+ symbolp = symbol_find_or_make (name);
+ *input_line_pointer = c;
+
+ S_SET_EXTERNAL (symbolp);
+
+ if (*input_line_pointer == ',')
+ ++input_line_pointer;
+ size = get_absolute_expression ();
+
+ symbolp->ecoff_extern_size = size;
+}
+\f
/* Parse .file directives. */
void
/* FIXME: we don't have to save the name here. */
name = demand_copy_C_string (&len);
- add_file (name, indx - 1);
+ add_file (name, indx - 1, 0);
demand_empty_rest_of_line ();
}
}
}
\f
+/* Parse .weakext directives. */
+
+void
+ecoff_directive_weakext (ignore)
+ int ignore;
+{
+ char *name;
+ int c;
+ symbolS *symbolP;
+ expressionS exp;
+
+ name = input_line_pointer;
+ c = get_symbol_end ();
+ symbolP = symbol_find_or_make (name);
+ *input_line_pointer = c;
+
+ SKIP_WHITESPACE ();
+
+ if (c == ',')
+ {
+ if (S_IS_DEFINED (symbolP))
+ {
+ as_bad ("Ignoring attempt to redefine symbol `%s'.",
+ S_GET_NAME (symbolP));
+ ignore_rest_of_line ();
+ return;
+ }
+
+ ++input_line_pointer;
+ SKIP_WHITESPACE ();
+ if (! is_end_of_line[(unsigned char) *input_line_pointer])
+ {
+ expression (&exp);
+ if (exp.X_op != O_symbol)
+ {
+ as_bad ("bad .weakext directive");
+ ignore_rest_of_line();
+ return;
+ }
+ symbolP->sy_value = exp;
+ }
+ }
+
+ S_SET_WEAK (symbolP);
+
+ demand_empty_rest_of_line ();
+}
+\f
/* Handle .stabs directives. The actual parsing routine is done by a
generic routine. This routine is called via OBJ_PROCESS_STAB.
When this is called, input_line_pointer will be pointing at the
/* Make sure we have a current file. */
if (cur_file_ptr == (efdr_t *) NULL)
{
- add_file ((const char *) NULL, 0);
+ add_file ((const char *) NULL, 0, 1);
save_file_ptr = cur_file_ptr;
}
if (l->file != file && file != (efdr_t *) NULL)
{
file->fdr.cbLine = c - file->fdr.cbLineOffset;
- /* The cline field is ill-documented. This is a guess
- at the right value. */
file->fdr.cline = totcount + count;
if (linecntptr != (long *) NULL)
*linecntptr += totcount + count;
if (l->file != file)
{
+ efdr_t *last_file = file;
+
file = l->file;
- file->fdr.ilineBase = iline;
+ if (last_file != (efdr_t *) NULL)
+ file->fdr.ilineBase
+ = last_file->fdr.ilineBase + last_file->fdr.cline;
+ else
+ file->fdr.ilineBase = 0;
file->fdr.cbLineOffset = c;
}
if (l->proc != proc)
{
proc->pdr.lnLow = l->lineno;
proc->pdr.cbLineOffset = c - file->fdr.cbLineOffset;
- /* The iline field is ill-documented. This is a
- guess at the right value. */
proc->pdr.iline = totcount;
}
}
+ bfd_get_section_vma (stdoutput,
S_GET_SEGMENT (as_sym)));
+ sym_ptr->ecoff_sym.weakext = S_IS_WEAK (as_sym);
+
/* Set st_Proc to st_StaticProc for local
functions. */
if (sym_ptr->ecoff_sym.asym.st == st_Proc
&& S_IS_DEFINED (as_sym)
- && ! S_IS_EXTERNAL (as_sym))
+ && ! S_IS_EXTERNAL (as_sym)
+ && ! S_IS_WEAK (as_sym))
sym_ptr->ecoff_sym.asym.st = st_StaticProc;
/* Get the type and storage class based on where
if (! ECOFF_IS_STAB (&sym_ptr->ecoff_sym.asym)
&& (S_IS_EXTERNAL (as_sym)
+ || S_IS_WEAK (as_sym)
|| ! S_IS_DEFINED (as_sym)))
{
if ((as_sym->bsym->flags & BSF_FUNCTION) != 0)
than the actual symbol. Should we handle
them here? */
if ((S_IS_EXTERNAL (as_sym)
+ || S_IS_WEAK (as_sym)
|| ! S_IS_DEFINED (as_sym))
&& sym_ptr->proc_ptr == (proc_t *) NULL
&& sym_ptr->ecoff_sym.asym.st != (int) st_Nil
/* If this is a local symbol, then force the fields to zero. */
if (! S_IS_EXTERNAL (sym)
+ && ! S_IS_WEAK (sym)
&& S_IS_DEFINED (sym))
{
sym->ecoff_symbol->ecoff_sym.asym.value = 0;
}
}
-/* Build the ECOFF dbeugging information. */
+/* Build the ECOFF debugging information. */
unsigned long
ecoff_build_debug (hdr, bufp, backend)
/* Make sure we have a file. */
if (first_file == (efdr_t *) NULL)
- add_file ((const char *) NULL, 0);
+ add_file ((const char *) NULL, 0, 1);
/* Handle any top level tags. */
for (ptag = top_tag_head->first_tag;
&& cur_file_ptr->cur_scope->prev != (scope_t *) NULL)
{
cur_file_ptr->cur_scope = cur_file_ptr->cur_scope->prev;
- if (! end_warning)
+ if (! end_warning && ! cur_file_ptr->fake)
{
as_warn ("Missing .end or .bend at end of file");
end_warning = 1;
/* Make sure we have a current file. */
if (cur_file_ptr == (efdr_t *) NULL)
{
- add_file ((const char *) NULL, 0);
+ add_file ((const char *) NULL, 0, 1);
save_file_ptr = cur_file_ptr;
}
if (current_stabs_filename == (char *)NULL || strcmp (current_stabs_filename, filename))
{
- add_file (filename, 0);
+ add_file (filename, 0, 1);
generate_asm_lineno = 1;
}
if (strcmp (current_stabs_filename, filename))
{
- add_file (filename, 0);
+ add_file (filename, 0, 1);
generate_asm_lineno = 1;
}
projects / binutils-gdb.git / commitdiff