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* dwarf2read.c (read_attribute_value): New function to handle DW_FORM_indirect

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(read_attribute): uses read_attribute_value
This commit is contained in:
Keith Walker 2001-11-29 13:19:06 +00:00
parent aedf1c5b27
commit a8329558c7
2 changed files with 33 additions and 7 deletions
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5
gdb/ChangeLog
View File

@ -1,3 +1,8 @@
2001-11-27 Keith Walker <keith.walker@arm.com>
* dwarf2read.c (read_attribute_value): New function to handle
DW_FORM_indirect
(read_attribute): uses read_attribute_value
2001-11-29 Jim Blandy <jimb@redhat.com>
* s390-tdep.c (s390_frame_saved_pc_nofix): If the prologue didn't

35
gdb/dwarf2read.c
View File

@ -605,6 +605,9 @@ static char *read_full_die (struct die_info **, bfd *, char *,
static char *read_attribute (struct attribute *, struct attr_abbrev *,
bfd *, char *, const struct comp_unit_head *);
static char *read_attribute_value (struct attribute *, unsigned,
bfd *, char *, const struct comp_unit_head *);
static unsigned int read_1_byte (bfd *, char *);
static int read_1_signed_byte (bfd *, char *);
@ -3360,19 +3363,18 @@ read_full_die (struct die_info **diep, bfd *abfd, char *info_ptr,
return info_ptr;
}
/* Read an attribute described by an abbreviated attribute. */
/* Read an attribute value described by an attribute form. */
static char *
read_attribute (struct attribute *attr, struct attr_abbrev *abbrev,
read_attribute_value (struct attribute *attr, unsigned form,
bfd *abfd, char *info_ptr,
const struct comp_unit_head *cu_header)
{
unsigned int bytes_read;
struct dwarf_block *blk;
attr->name = abbrev->name;
attr->form = abbrev->form;
switch (abbrev->form)
attr->form = form;
switch (form)
{
case DW_FORM_addr:
case DW_FORM_ref_addr:
@ -3469,13 +3471,28 @@ read_attribute (struct attribute *attr, struct attr_abbrev *abbrev,
info_ptr += bytes_read;
break;
case DW_FORM_indirect:
form = read_unsigned_leb128 (abfd, info_ptr, &bytes_read);
info_ptr += bytes_read;
info_ptr = read_attribute_value (attr, form, abfd, info_ptr, cu_header);
break;
default:
error ("Dwarf Error: Cannot handle %s in DWARF reader.",
dwarf_form_name (abbrev->form));
dwarf_form_name (form));
}
return info_ptr;
}
/* Read an attribute described by an abbreviated attribute. */
static char *
read_attribute (struct attribute *attr, struct attr_abbrev *abbrev,
bfd *abfd, char *info_ptr,
const struct comp_unit_head *cu_header)
{
attr->name = abbrev->name;
return read_attribute_value (attr, abbrev->form, abfd, info_ptr, cu_header);
}
/* read dwarf information from a buffer */
static unsigned int
@ -5625,7 +5642,11 @@ dump_die (struct die_info *die)
else
fprintf (stderr, "flag: FALSE");
break;
case DW_FORM_indirect: /* we do not handle indirect yet */
case DW_FORM_indirect:
/* the reader will have reduced the indirect form to
the "base form" so this form should not occur */
fprintf (stderr, "unexpected attribute form: DW_FORM_indirect");
break;
default:
fprintf (stderr, "unsupported attribute form: %d.",
die->attrs[i].form);