261 static ulong reg_read(struct x86_emulate_ctxt *ctxt, unsigned nr)  in reg_read()  function
279 	reg_read(ctxt, nr);  in reg_rmw()
516 	return address_mask(ctxt, reg_read(ctxt, reg));  in register_address()
1199 		unsigned bx = reg_read(ctxt, VCPU_REGS_RBX);  in decode_modrm()
1200 		unsigned bp = reg_read(ctxt, VCPU_REGS_RBP);  in decode_modrm()
1201 		unsigned si = reg_read(ctxt, VCPU_REGS_RSI);  in decode_modrm()
1202 		unsigned di = reg_read(ctxt, VCPU_REGS_RDI);  in decode_modrm()
1259 				modrm_ea += reg_read(ctxt, base_reg);  in decode_modrm()
1267 				modrm_ea += reg_read(ctxt, index_reg) << scale;  in decode_modrm()
1274 			modrm_ea += reg_read(ctxt, base_reg);  in decode_modrm()
1414 			address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) : 1;  in pio_in_emulated()
1416 			offset_in_page(reg_read(ctxt, VCPU_REGS_RDI)) :  in pio_in_emulated()
1417 			PAGE_SIZE - offset_in_page(reg_read(ctxt, VCPU_REGS_RDI));  in pio_in_emulated()
1755 	addr.ea = reg_read(ctxt, VCPU_REGS_RSP) & stack_mask(ctxt);  in push()
1774 	addr.ea = reg_read(ctxt, VCPU_REGS_RSP) & stack_mask(ctxt);  in emulate_pop()
1849 	rbp = reg_read(ctxt, VCPU_REGS_RBP);  in em_enter()
1853 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RBP), reg_read(ctxt, VCPU_REGS_RSP),  in em_enter()
1856 		      reg_read(ctxt, VCPU_REGS_RSP) - frame_size,  in em_enter()
1863 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RSP), reg_read(ctxt, VCPU_REGS_RBP),  in em_leave()
1902 	unsigned long old_esp = reg_read(ctxt, VCPU_REGS_RSP);  in em_pusha()
1908 		(ctxt->src.val = old_esp) : (ctxt->src.val = reg_read(ctxt, reg));  in em_pusha()
2150 	if (((u32) (old >> 0) != (u32) reg_read(ctxt, VCPU_REGS_RAX)) ||  in em_cmpxchg8b()
2151 	    ((u32) (old >> 32) != (u32) reg_read(ctxt, VCPU_REGS_RDX))) {  in em_cmpxchg8b()
2156 		ctxt->dst.val64 = ((u64)reg_read(ctxt, VCPU_REGS_RCX) << 32) |  in em_cmpxchg8b()
2157 			(u32) reg_read(ctxt, VCPU_REGS_RBX);  in em_cmpxchg8b()
2226 	ctxt->dst.val = reg_read(ctxt, VCPU_REGS_RAX);  in em_cmpxchg()
2752 	rcx = reg_read(ctxt, VCPU_REGS_RCX);  in em_sysexit()
2753 	rdx = reg_read(ctxt, VCPU_REGS_RDX);  in em_sysexit()
2879 	tss->ax = reg_read(ctxt, VCPU_REGS_RAX);  in save_state_to_tss16()
2880 	tss->cx = reg_read(ctxt, VCPU_REGS_RCX);  in save_state_to_tss16()
2881 	tss->dx = reg_read(ctxt, VCPU_REGS_RDX);  in save_state_to_tss16()
2882 	tss->bx = reg_read(ctxt, VCPU_REGS_RBX);  in save_state_to_tss16()
2883 	tss->sp = reg_read(ctxt, VCPU_REGS_RSP);  in save_state_to_tss16()
2884 	tss->bp = reg_read(ctxt, VCPU_REGS_RBP);  in save_state_to_tss16()
2885 	tss->si = reg_read(ctxt, VCPU_REGS_RSI);  in save_state_to_tss16()
2886 	tss->di = reg_read(ctxt, VCPU_REGS_RDI);  in save_state_to_tss16()
2998 	tss->eax = reg_read(ctxt, VCPU_REGS_RAX);  in save_state_to_tss32()
2999 	tss->ecx = reg_read(ctxt, VCPU_REGS_RCX);  in save_state_to_tss32()
3000 	tss->edx = reg_read(ctxt, VCPU_REGS_RDX);  in save_state_to_tss32()
3001 	tss->ebx = reg_read(ctxt, VCPU_REGS_RBX);  in save_state_to_tss32()
3002 	tss->esp = reg_read(ctxt, VCPU_REGS_RSP);  in save_state_to_tss32()
3003 	tss->ebp = reg_read(ctxt, VCPU_REGS_RBP);  in save_state_to_tss32()
3004 	tss->esi = reg_read(ctxt, VCPU_REGS_RSI);  in save_state_to_tss32()
3005 	tss->edi = reg_read(ctxt, VCPU_REGS_RDI);  in save_state_to_tss32()
3462 	if (ctxt->ops->read_pmc(ctxt, reg_read(ctxt, VCPU_REGS_RCX), &pmc))  in em_rdpmc()
3547 	msr_data = (u32)reg_read(ctxt, VCPU_REGS_RAX)  in em_wrmsr()
3548 		| ((u64)reg_read(ctxt, VCPU_REGS_RDX) << 32);  in em_wrmsr()
3549 	if (ctxt->ops->set_msr(ctxt, reg_read(ctxt, VCPU_REGS_RCX), msr_data))  in em_wrmsr()
3559 	if (ctxt->ops->get_msr(ctxt, reg_read(ctxt, VCPU_REGS_RCX), &msr_data))  in em_rdmsr()
3732 	if ((address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) != 0) &&  in em_loop()
3743 	if (address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) == 0)  in em_jcxz()
3790 	eax = reg_read(ctxt, VCPU_REGS_RAX);  in em_cpuid()
3791 	ecx = reg_read(ctxt, VCPU_REGS_RCX);  in em_cpuid()
3988 	u64 rax = reg_read(ctxt, VCPU_REGS_RAX);  in check_svme_pa()
4010 	u64 rcx = reg_read(ctxt, VCPU_REGS_RCX);  in check_rdpmc()
4676 		op->val = reg_read(ctxt, VCPU_REGS_RCX) & 0xff;  in decode_operand()
4726 				reg_read(ctxt, VCPU_REGS_RBX) +  in decode_operand()
4727 				(reg_read(ctxt, VCPU_REGS_RAX) & 0xff));  in decode_operand()
5213 			if (address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) == 0) {  in x86_emulate_insn()
5390 			if ((r->end != 0 || reg_read(ctxt, VCPU_REGS_RCX) & 0x3ff) &&  in x86_emulate_insn()