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	{			{
	struct trapframe *tf = td->td_frame;			struct trapframe *tf = td->td_frame;
	struct pcb *pcb = td->td_pcb;			struct pcb *pcb = td->td_pcb;

	memset(tf, 0, sizeof(struct trapframe));			memset(tf, 0, sizeof(struct trapframe));

	tf->tf_x[0] = stack;			tf->tf_x[0] = stack;
	tf->tf_sp = STACKALIGN(stack);			tf->tf_sp = STACKALIGN(stack);
	tf->tf_lr = imgp->entry_addr;
	tf->tf_elr = imgp->entry_addr;			tf->tf_elr = imgp->entry_addr;

	td->td_pcb->pcb_tpidr_el0 = 0;			td->td_pcb->pcb_tpidr_el0 = 0;
	td->td_pcb->pcb_tpidrro_el0 = 0;			td->td_pcb->pcb_tpidrro_el0 = 0;
	WRITE_SPECIALREG(tpidrro_el0, 0);			WRITE_SPECIALREG(tpidrro_el0, 0);
	WRITE_SPECIALREG(tpidr_el0, 0);			WRITE_SPECIALREG(tpidr_el0, 0);

	#ifdef VFP			#ifdef VFP
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