static int
msp430_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int reg)
{
- if (reg < MSP430_NUM_REGS)
+ if (reg >= 0 && reg < MSP430_NUM_REGS)
return reg + MSP430_NUM_REGS;
- else
- {
- warning (_("Unmapped DWARF Register #%d encountered."), reg);
- return -1;
- }
+ return -1;
}
/* Implement the "return_value" gdbarch method. */
int size = 2;
if (code_model == MSP_LARGE_CODE_MODEL
- && TYPE_CODE (arg_type) == TYPE_CODE_PTR)
+ && (TYPE_CODE (arg_type) == TYPE_CODE_PTR
+ || TYPE_CODE (arg_type) == TYPE_CODE_REF
+ || TYPE_CODE (arg_type) == TYPE_CODE_STRUCT
+ || TYPE_CODE (arg_type) == TYPE_CODE_UNION))
{
- /* Pointer arguments using large memory model are passed
- using entire register. */
+ /* When using the large memory model, pointer,
+ reference, struct, and union arguments are
+ passed using the entire register. (As noted
+ earlier, aggregates are always passed by
+ reference.) */
if (offset != 0)
continue;
size = 4;