-# Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+# Copyright (C) 2009-2016 Free Software Foundation, Inc.
#
# This file is part of GDB.
#
and its value.
In the GDB sources, struct type has a component called instance_flags
- whose the value is the addition of various flags. These flags are
- defined by two emumerates: type_flag_value, and type_instance_flag_value.
+ in which the value is the addition of various flags. These flags are
+ defined by two enumerates: type_flag_value, and type_instance_flag_value.
This class helps us recreate a list with all these flags that is
easy to manipulate and sort. Because all flag names start with either
TYPE_FLAG_ or TYPE_INSTANCE_FLAG_, a short_name attribute is provided
return
# Note: TYPE_FLAG_MIN is a duplicate of TYPE_FLAG_UNSIGNED,
# so exclude it from the list we are building.
- TYPE_FLAGS = [TypeFlag(field.name, field.bitpos)
+ TYPE_FLAGS = [TypeFlag(field.name, field.enumval)
for field in flags.fields()
if field.name != 'TYPE_FLAG_MIN']
- TYPE_FLAGS += [TypeFlag(field.name, field.bitpos)
+ TYPE_FLAGS += [TypeFlag(field.name, field.enumval)
for field in iflags.fields()]
TYPE_FLAGS.sort()
loc_kind = str(field_val['loc_kind'])
if loc_kind == "FIELD_LOC_KIND_BITPOS":
return 'bitpos = %d' % loc_val['bitpos']
+ elif loc_kind == "FIELD_LOC_KIND_ENUMVAL":
+ return 'enumval = %d' % loc_val['enumval']
elif loc_kind == "FIELD_LOC_KIND_PHYSADDR":
return 'physaddr = 0x%x' % loc_val['physaddr']
elif loc_kind == "FIELD_LOC_KIND_PHYSNAME":
"""Return an image of the main_type field number FIELDNO.
"""
f = self.val['flds_bnds']['fields'][fieldno]
- label = "field[%d]:" % fieldno
+ label = "flds_bnds.fields[%d]:" % fieldno
if f['artificial']:
label += " (artificial)"
fields = []
high = str(b['high'])
if b['high_undefined'] != 0:
high += " (undefined)"
- return "bounds = {%s, %s}" % (low, high)
+ return "flds_bnds.bounds = {%s, %s}" % (low, high)
+ def type_specific_img(self):
+ """Return a string image of the main_type type_specific union.
+ Only the relevant component of that union is printed (based on
+ the value of the type_specific_kind field.
+ """
+ type_specific_kind = str(self.val['type_specific_field'])
+ type_specific = self.val['type_specific']
+ if type_specific_kind == "TYPE_SPECIFIC_NONE":
+ img = 'type_specific_field = %s' % type_specific_kind
+ elif type_specific_kind == "TYPE_SPECIFIC_CPLUS_STUFF":
+ img = "cplus_stuff = %s" % type_specific['cplus_stuff']
+ elif type_specific_kind == "TYPE_SPECIFIC_GNAT_STUFF":
+ img = ("gnat_stuff = {descriptive_type = %s}"
+ % type_specific['gnat_stuff']['descriptive_type'])
+ elif type_specific_kind == "TYPE_SPECIFIC_FLOATFORMAT":
+ img = "floatformat[0..1] = %s" % type_specific['floatformat']
+ elif type_specific_kind == "TYPE_SPECIFIC_FUNC":
+ img = ("calling_convention = %d"
+ % type_specific['func_stuff']['calling_convention'])
+ # tail_call_list is not printed.
+ elif type_specific_kind == "TYPE_SPECIFIC_SELF_TYPE":
+ img = "self_type = %s" % type_specific['self_type']
+ else:
+ img = ("type_specific = ??? (unknown type_secific_kind: %s)"
+ % type_specific_kind)
+ return img
+
def to_string(self):
"""Return a pretty-printed image of our main_type.
"""
fields.append("flags = [%s]" % self.flags_to_string())
fields.append("owner = %s" % self.owner_to_string())
fields.append("target_type = %s" % self.val['target_type'])
- fields.append("vptr_basetype = %s" % self.val['vptr_basetype'])
if self.val['nfields'] > 0:
for fieldno in range(self.val['nfields']):
- fields.append("field[%d]:")
fields.append(self.struct_field_img(fieldno))
- if self.val.type.code == gdb.TYPE_CODE_RANGE:
+ if self.val['code'] == gdb.TYPE_CODE_RANGE:
fields.append(self.bounds_img())
- # FIXME: We need to print the type_specific field as well.
- # But I will wait for a patch that introduces a discriminant.
- # This will simplify the selection of the right component in
- # that union.
+ fields.append(self.type_specific_img())
+
return "\n{" + ",\n ".join(fields) + "}"
def type_lookup_function(val):