MipsEmulateBranch
register_t MipsEmulateBranch(struct trapframe *, vaddr_t, uint32_t, uint32_t);
next = MipsEmulateBranch(&ddb_regs, (vaddr_t)pc, 0, instr);
tf->pc = MipsEmulateBranch(tf, tf->pc, fsr,
va = (vaddr_t)MipsEmulateBranch(locr0,
locr0->pc = MipsEmulateBranch(locr0,
locr0->pc = MipsEmulateBranch(locr0,
locr0->pc = MipsEmulateBranch(locr0,
locr0->pc = MipsEmulateBranch(locr0,
trapframe->pc = MipsEmulateBranch(trapframe,