2005-10-09 Joel Brobecker <brobecker@adacore.com>
+ * i386-tdep.c (i386_reg_struct_return_p): Allow array types as well.
+ (i386_return_value): Add handling for functions that return array
+ types.
+
+2005-10-09 Joel Brobecker <brobecker@adacore.com>
+
* ada-valprint.c (print_optional_low_bound): Handle properly
cases where the array index type is a TYPE_CODE_RANGE.
};
static const char *struct_convention = default_struct_convention;
-/* Return non-zero if TYPE, which is assumed to be a structure or
- union type, should be returned in registers for architecture
- GDBARCH. */
+/* Return non-zero if TYPE, which is assumed to be a structure,
+ a union type, or an array type, should be returned in registers
+ for architecture GDBARCH. */
static int
i386_reg_struct_return_p (struct gdbarch *gdbarch, struct type *type)
enum type_code code = TYPE_CODE (type);
int len = TYPE_LENGTH (type);
- gdb_assert (code == TYPE_CODE_STRUCT || code == TYPE_CODE_UNION);
+ gdb_assert (code == TYPE_CODE_STRUCT
+ || code == TYPE_CODE_UNION
+ || code == TYPE_CODE_ARRAY);
if (struct_convention == pcc_struct_convention
|| (struct_convention == default_struct_convention
{
enum type_code code = TYPE_CODE (type);
- if ((code == TYPE_CODE_STRUCT || code == TYPE_CODE_UNION)
+ if ((code == TYPE_CODE_STRUCT
+ || code == TYPE_CODE_UNION
+ || code == TYPE_CODE_ARRAY)
&& !i386_reg_struct_return_p (gdbarch, type))
{
/* The System V ABI says that:
So the ABI guarantees that we can always find the return
value just after the function has returned. */
+ /* Note that the ABI doesn't mention functions returning arrays,
+ which is something possible in certain languages such as Ada.
+ In this case, the value is returned as if it was wrapped in
+ a record, so the convention applied to records also applies
+ to arrays. */
+
if (readbuf)
{
ULONGEST addr;