/* Read hp debug symbols and convert to internal format, for GDB.
- Copyright 1993 Free Software Foundation, Inc.
+ Copyright 1993, 1996 Free Software Foundation, Inc.
This file is part of GDB.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Written by the Center for Software Science at the University of Utah
and by Cygnus Support. */
#include "defs.h"
#include "bfd.h"
-#include <string.h>
+#include "gdb_string.h"
#include "hp-symtab.h"
#include "syms.h"
#include "symtab.h"
#include "complaints.h"
#include "gdb-stabs.h"
#include "gdbtypes.h"
+#include "demangle.h"
/* Private information attached to an objfile which we use to find
and internalize the HP C debug symbols within that objfile. */
} \
else \
*NAMEP = (SYM)->dsfile.name + VT (OBJFILE)
-
-/* Each partial symbol table entry contains a pointer to private data for the
- read_symtab() function to use when expanding a partial symbol table entry
- to a full symbol table entry.
-
- For hpuxread this structure contains the offset within the file symbol table
- of first local symbol for this file, and length (in bytes) of 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 ldsymlen is 0, the only reason for this thing's existence is the
- dependency list. Nothing else will happen when it is read in. */
-
-#define LDSYMOFF(p) (((struct symloc *)((p)->read_symtab_private))->ldsymoff)
-#define LDSYMLEN(p) (((struct symloc *)((p)->read_symtab_private))->ldsymlen)
-#define SYMLOC(p) ((struct symloc *)((p)->read_symtab_private))
+\f
+/* We put a pointer to this structure in the read_symtab_private field
+ of the psymtab. */
struct symloc
{
+ /* The offset within the file symbol table of first local symbol for
+ this file. */
+
int ldsymoff;
+
+ /* Length (in bytes) of 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 ldsymlen is 0, the only
+ reason for this thing's existence is the dependency list.
+ Nothing else will happen when it is read in. */
+
int ldsymlen;
};
+#define LDSYMOFF(p) (((struct symloc *)((p)->read_symtab_private))->ldsymoff)
+#define LDSYMLEN(p) (((struct symloc *)((p)->read_symtab_private))->ldsymlen)
+#define SYMLOC(p) ((struct symloc *)((p)->read_symtab_private))
+\f
/* FIXME: Shouldn't this stuff be in a .h file somewhere? */
/* Nonzero means give verbose info on gdb action. */
extern int info_verbose;
\f
void hpread_symfile_init PARAMS ((struct objfile *));
+static struct type *
+hpread_read_array_type PARAMS ((dnttpointer, union dnttentry *, struct objfile *));
+
static struct type *hpread_alloc_type
PARAMS ((dnttpointer, struct objfile *));
static struct partial_symtab *hpread_start_psymtab
PARAMS ((struct objfile *, struct section_offsets *, char *, CORE_ADDR, int,
- struct partial_symbol *, struct partial_symbol *));
+ struct partial_symbol **, struct partial_symbol **));
static struct partial_symtab *hpread_end_psymtab
PARAMS ((struct partial_symtab *, char **, int, int, CORE_ADDR,
struct objfile *, CORE_ADDR, int, char *, int));
static sltpointer hpread_record_lines
- PARAMS ((struct subfile *, sltpointer, sltpointer, struct objfile *));
+ PARAMS ((struct subfile *, sltpointer, sltpointer,
+ struct objfile *, CORE_ADDR));
static struct type *hpread_read_function_type
PARAMS ((dnttpointer, union dnttentry *, struct objfile *));
int dependencies_used, dependencies_allocated;
/* Just in case the stabs reader left turds lying around. */
- pending_blocks = 0;
+ free_pending_blocks ();
make_cleanup (really_free_pendings, 0);
pst = (struct partial_symtab *) 0;
if (pst && past_first_source_file)
{
- texthigh += ANOFFSET (section_offsets, SECT_OFF_TEXT);
hpread_end_psymtab (pst, psymtab_include_list,
includes_used,
(hp_symnum
case DNTT_TYPE_ENTRY:
/* The beginning of a function. DNTT_TYPE_ENTRY may also denote
a secondary entry point. */
+ valu = dn_bufp->dfunc.hiaddr + ANOFFSET (section_offsets,
+ SECT_OFF_TEXT);
+ if (valu > texthigh)
+ texthigh = valu;
valu = dn_bufp->dfunc.lowaddr +
ANOFFSET (section_offsets, SECT_OFF_TEXT);
- if (dn_bufp->dfunc.hiaddr > texthigh)
- texthigh = dn_bufp->dfunc.hiaddr;
SET_NAMESTRING (dn_bufp, &namestring, objfile);
- ADD_PSYMBOL_TO_LIST (namestring, strlen (namestring),
+ add_psymbol_to_list (namestring, strlen (namestring),
VAR_NAMESPACE, LOC_BLOCK,
- objfile->static_psymbols, valu,
- language_unknown, objfile);
+ &objfile->static_psymbols, valu,
+ 0, language_unknown, objfile);
within_function = 1;
continue;
case DNTT_TYPE_BEGIN:
and file blocks right now. */
if (dn_bufp->dend.endkind == DNTT_TYPE_MODULE)
{
- texthigh += ANOFFSET (section_offsets, SECT_OFF_TEXT);
hpread_end_psymtab (pst, psymtab_include_list, includes_used,
(hp_symnum
* sizeof (struct dntt_type_block)),
{
/* Variables, typedefs an the like. */
enum address_class storage;
- enum namespace namespace;
+ namespace_enum namespace;
/* Don't add locals to the partial symbol table. */
if (within_function
}
if (dn_bufp->dsvar.global)
{
- ADD_PSYMBOL_TO_LIST (namestring, strlen (namestring),
+ add_psymbol_to_list (namestring, strlen (namestring),
namespace, storage,
- objfile->global_psymbols,
+ &objfile->global_psymbols,
dn_bufp->dsvar.location,
- language_unknown, objfile);
+ 0, language_unknown, objfile);
}
else
{
- ADD_PSYMBOL_TO_LIST (namestring, strlen (namestring),
+ add_psymbol_to_list (namestring, strlen (namestring),
namespace, storage,
- objfile->static_psymbols,
+ &objfile->static_psymbols,
dn_bufp->dsvar.location,
- language_unknown, objfile);
+ 0, language_unknown, objfile);
}
continue;
}
objfile->global_psymbols.next,
objfile->static_psymbols.next);
}
- ADD_PSYMBOL_TO_LIST (namestring, strlen (namestring),
+ add_psymbol_to_list (namestring, strlen (namestring),
VAR_NAMESPACE, LOC_CONST,
- objfile->static_psymbols, 0,
- language_unknown, objfile);
+ &objfile->static_psymbols, 0,
+ 0, language_unknown, objfile);
continue;
default:
continue;
return 0;
/* The minimal symbols are typically more accurate for some reason. */
- msymbol = lookup_minimal_symbol (dn_bufp->dfunc.name + VT (objfile),
+ msymbol = lookup_minimal_symbol (dn_bufp->dfunc.name + VT (objfile), NULL,
objfile);
if (msymbol)
return SYMBOL_VALUE_ADDRESS (msymbol);
char *filename;
CORE_ADDR textlow;
int ldsymoff;
- struct partial_symbol *global_syms;
- struct partial_symbol *static_syms;
+ struct partial_symbol **global_syms;
+ struct partial_symbol **static_syms;
{
struct partial_symtab *result =
start_psymtab_common (objfile, section_offsets,
is wrong, in that a psymtab with N_SLINE entries but nothing else
is not empty, but we don't realize that. Fixing that without slowing
things down might be tricky. */
- struct partial_symtab *prev_pst;
-
- /* First, snip it out of the psymtab chain */
- if (pst->objfile->psymtabs == pst)
- pst->objfile->psymtabs = pst->next;
- else
- for (prev_pst = pst->objfile->psymtabs; prev_pst; prev_pst = pst->next)
- if (prev_pst->next == pst)
- prev_pst->next = pst->next;
-
- /* Next, put it on a free list for recycling */
-
- pst->next = pst->objfile->free_psymtabs;
- pst->objfile->free_psymtabs = pst;
+ discard_psymtab (pst);
/* Indicate that psymtab was thrown away. */
pst = (struct partial_symtab *)NULL;
/* Inform about additional files that need to be read in. */
if (info_verbose)
{
- fputs_filtered (" ", stdout);
+ fputs_filtered (" ", gdb_stdout);
wrap_here ("");
- fputs_filtered ("and ", stdout);
+ fputs_filtered ("and ", gdb_stdout);
wrap_here ("");
printf_filtered ("%s...", pst->dependencies[i]->filename);
wrap_here (""); /* Flush output */
- fflush (stdout);
+ gdb_flush (gdb_stdout);
}
hpread_psymtab_to_symtab_1 (pst->dependencies[i]);
}
if (info_verbose)
{
printf_filtered ("Reading in symbols for %s...", pst->filename);
- fflush (stdout);
+ gdb_flush (gdb_stdout);
}
hpread_psymtab_to_symtab_1 (pst);
dn_bufp = hpread_get_lntt (sym_index, objfile);
if (!((dn_bufp->dblock.kind == (unsigned char) DNTT_TYPE_SRCFILE) ||
(dn_bufp->dblock.kind == (unsigned char) DNTT_TYPE_MODULE)))
- start_symtab ("globals", NULL, 0);
+ {
+ start_symtab ("globals", NULL, 0);
+ record_debugformat ("HP");
+ }
max_symnum = sym_size / sizeof (struct dntt_type_block);
current_objfile = NULL;
- return end_symtab (text_offset + text_size, 0, 0, objfile, 0);
+ return end_symtab (text_offset + text_size, objfile, 0);
}
\f
{
TYPE_VECTOR_LENGTH (objfile) = 100;
TYPE_VECTOR (objfile) = (struct type **)
- malloc (TYPE_VECTOR_LENGTH (objfile) * sizeof (struct type *));
+ xmmalloc (objfile -> md,
+ TYPE_VECTOR_LENGTH (objfile) * sizeof (struct type *));
}
while (index >= TYPE_VECTOR_LENGTH (objfile))
TYPE_VECTOR_LENGTH (objfile) *= 2;
TYPE_VECTOR (objfile) = (struct type **)
- xrealloc ((char *) TYPE_VECTOR (objfile),
+ xmrealloc (objfile -> md,
+ (char *) TYPE_VECTOR (objfile),
(TYPE_VECTOR_LENGTH (objfile) * sizeof (struct type *)));
memset (&TYPE_VECTOR (objfile)[old_len], 0,
(TYPE_VECTOR_LENGTH (objfile) - old_len) *
sym = (struct symbol *) obstack_alloc (&objfile->symbol_obstack,
sizeof (struct symbol));
memset (sym, 0, sizeof (struct symbol));
- SYMBOL_NAME (sym) = name;
+ SYMBOL_NAME (sym) = obsavestring (name, strlen (name),
+ &objfile->symbol_obstack);
SYMBOL_CLASS (sym) = LOC_CONST;
SYMBOL_NAMESPACE (sym) = VAR_NAMESPACE;
SYMBOL_VALUE (sym) = memp->dmember.value;
struct symbol *xsym = syms->symbol[j];
SYMBOL_TYPE (xsym) = type;
TYPE_FIELD_NAME (type, n) = SYMBOL_NAME (xsym);
- TYPE_FIELD_VALUE (type, n) = 0;
TYPE_FIELD_BITPOS (type, n) = SYMBOL_VALUE (xsym);
TYPE_FIELD_BITSIZE (type, n) = 0;
}
sym = (struct symbol *) obstack_alloc (&objfile->symbol_obstack,
sizeof (struct symbol));
(void) memset (sym, 0, sizeof (struct symbol));
- SYMBOL_NAME (sym) = name;
+ SYMBOL_NAME (sym) = obsavestring (name, strlen (name),
+ &objfile->symbol_obstack);
/* Figure out where it lives. */
if (paramp->dfparam.regparam)
list = new;
list->field.name = VT (objfile) + fieldp->dfield.name;
- list->field.bitpos = fieldp->dfield.bitoffset;
+ FIELD_BITPOS (list->field) = fieldp->dfield.bitoffset;
if (fieldp->dfield.bitlength % 8)
- list->field.bitsize = fieldp->dfield.bitlength;
+ FIELD_BITSIZE (list->field) = fieldp->dfield.bitlength;
else
- list->field.bitsize = 0;
+ FIELD_BITSIZE (list->field) = 0;
nfields++;
field = fieldp->dfield.nextfield;
- list->field.type = hpread_type_lookup (fieldp->dfield.type, objfile);
+ FIELD_TYPE (list->field) = hpread_type_lookup (fieldp->dfield.type,
+ objfile);
}
TYPE_NFIELDS (type) = nfields;
TYPE_CODE (type) = TYPE_CODE_RANGE;
TYPE_LENGTH (type) = dn_bufp->dsubr.bitlength / 8;
TYPE_NFIELDS (type) = 2;
- TYPE_FIELDS (type) = (struct field *) obstack_alloc
- (&objfile->type_obstack, 2 * sizeof (struct field));
+ TYPE_FIELDS (type)
+ = (struct field *) obstack_alloc (&objfile->type_obstack,
+ 2 * sizeof (struct field));
if (dn_bufp->dsubr.dyn_low)
TYPE_FIELD_BITPOS (type, 0) = 0;
}
static sltpointer
-hpread_record_lines (subfile, s_idx, e_idx, objfile)
+hpread_record_lines (subfile, s_idx, e_idx, objfile, offset)
struct subfile *subfile;
sltpointer s_idx, e_idx;
struct objfile *objfile;
+ CORE_ADDR offset;
{
union sltentry *sl_bufp;
/* Only record "normal" entries in the SLT. */
if (sl_bufp->snorm.sltdesc == SLT_NORMAL
|| sl_bufp->snorm.sltdesc == SLT_EXIT)
- record_line (subfile, sl_bufp->snorm.line, sl_bufp->snorm.address);
+ record_line (subfile, sl_bufp->snorm.line,
+ sl_bufp->snorm.address + offset);
s_idx++;
}
return e_idx;
sym = (struct symbol *) obstack_alloc (&objfile->symbol_obstack,
sizeof (struct symbol));
memset (sym, 0, sizeof (struct symbol));
- SYMBOL_NAME (sym) = name;
+ SYMBOL_NAME (sym) = obsavestring (name, strlen (name), &objfile->symbol_obstack);
SYMBOL_LANGUAGE (sym) = language_auto;
SYMBOL_INIT_DEMANGLED_NAME (sym, &objfile->symbol_obstack);
SYMBOL_NAMESPACE (sym) = VAR_NAMESPACE;
finish the symbol table of the previous source file
(if any) and start accumulating a new symbol table. */
- valu = text_offset + offset; /* Relocate for dynamic loading */
+ valu = text_offset;
if (!last_source_file)
- start_symtab (name, NULL, valu);
-
- SL_INDEX (objfile) = hpread_record_lines (current_subfile,
- SL_INDEX (objfile),
- dn_bufp->dsfile.address,
- objfile);
+ {
+ start_symtab (name, NULL, valu);
+ record_debugformat ("HP");
+ SL_INDEX (objfile) = dn_bufp->dsfile.address;
+ }
+ else
+ {
+ SL_INDEX (objfile) = hpread_record_lines (current_subfile,
+ SL_INDEX (objfile),
+ dn_bufp->dsfile.address,
+ objfile, offset);
+ }
start_subfile (name, NULL);
break;
SL_INDEX (objfile) = hpread_record_lines (current_subfile,
SL_INDEX (objfile),
dn_bufp->dfunc.address,
- objfile);
+ objfile, offset);
WITHIN_FUNCTION (objfile) = 1;
CURRENT_FUNCTION_VALUE (objfile) = valu;
SL_INDEX (objfile) = hpread_record_lines (current_subfile,
SL_INDEX (objfile),
dn_bufp->dbegin.address,
- objfile);
+ objfile, offset);
SYMBOL_LINE (sym) = hpread_get_line (dn_bufp->dbegin.address, objfile);
record_line (current_subfile, SYMBOL_LINE (sym), valu);
break;
SL_INDEX (objfile) = hpread_record_lines (current_subfile,
SL_INDEX (objfile),
dn_bufp->dbegin.address,
- objfile);
+ objfile, offset);
valu = hpread_get_location (dn_bufp->dbegin.address, objfile);
valu += offset; /* Relocate for dynamic loading */
desc = hpread_get_depth (dn_bufp->dbegin.address, objfile);
SL_INDEX (objfile) = hpread_record_lines (current_subfile,
SL_INDEX (objfile),
dn_bufp->dend.address + 1,
- objfile);
+ objfile, offset);
switch (dn_bufp->dend.endkind)
{
case DNTT_TYPE_MODULE:
/* Ending a module ends the symbol table for that module. */
valu = text_offset + text_size + offset;
- (void) end_symtab (valu, 0, 0, objfile, 0);
+ (void) end_symtab (valu, objfile, 0);
break;
case DNTT_TYPE_FUNCTION: