BREAK_VAL_SHIFT
#define BREAK_KDB (BREAK_INSTR | (BREAK_KDB_VAL << BREAK_VAL_SHIFT))
#define BREAK_SSTEP (BREAK_INSTR | (BREAK_SSTEP_VAL << BREAK_VAL_SHIFT))
#define BREAK_BRKPT (BREAK_INSTR | (BREAK_BRKPT_VAL << BREAK_VAL_SHIFT))
#define BREAK_SOVER (BREAK_INSTR | (BREAK_SOVER_VAL << BREAK_VAL_SHIFT))
#define BREAK_DDB (BREAK_INSTR | (BREAK_DDB_VAL << BREAK_VAL_SHIFT))
#define BREAK_FPUEMUL (BREAK_INSTR | (BREAK_FPUEMUL_VAL << BREAK_VAL_SHIFT))
switch ((instr & BREAK_VAL_MASK) >> BREAK_VAL_SHIFT) {