gdb/

	gdb/
	* value.h (unpack_bits_as_long): Delete declaration.
	(unpack_value_bits_as_long): Declare.
	(unpack_value_field_as_long): Declare.
	(value_field_bitfield): Declare.
	* value.c (unpack_bits_as_long): Rename to...
	(unpack_value_bits_as_long_1): ... this.  Add embedded_offset and
	value parameters.  Return the extracted result in a new output
	parameter.  If the value contents are unavailable, return false,
	otherwise return true.
	(unpack_value_bits_as_long): New.
	(unpack_field_as_long): Rename to...
	(unpack_value_field_as_long_1): ... this.  Add embedded_offset and
	Add embedded_offset and value parameters.  Return the extracted
	result in a new output parameter. If the value contents are
	unavailable, return false, otherwise return true.
	(unpack_value_field_as_long): New.
	(unpack_field_as_long_1): New.
	(unpack_field_as_long): Reimplement as wrapper around
	unpack_value_field_as_long_1.
	(value_field_bitfield): New function.
	* valops.c (value_fetch_lazy): When fetching a bitfield, use
	unpack_value_bits_as_long.  Mark the value as unavailable, if it
	is unavailable.
	* jv-valprint.c (java_print_value_fields): Use
	value_field_bitfield.
	* p-valprint.c (pascal_object_print_value_fields): Use
	value_field_bitfield.
	* cp-valprint.c (cp_print_value_fields): Use value_field_bitfield.