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authorKeith Walker <keith.walker@arm.com>2001-11-29 13:19:06 +0000
committerKeith Walker <keith.walker@arm.com>2001-11-29 13:19:06 +0000
commita8329558c71d9640692c6a96c7feeb632c7b240f (patch)
tree0adbc4c081940d5a31489d2cec24b25c14c45ac1 /gdb/dwarf2read.c
parentaedf1c5b27aeedc495013020f059ecc84a28fdbb (diff)
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* dwarf2read.c (read_attribute_value): New function to handle DW_FORM_indirect
(read_attribute): uses read_attribute_value
Diffstat (limited to 'gdb/dwarf2read.c')
-rw-r--r--gdb/dwarf2read.c35
1 files changed, 28 insertions, 7 deletions
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index ec03071..2ac7e6a 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -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);