266 static ulong reg_read(struct x86_emulate_ctxt *ctxt, unsigned nr)  in reg_read()  function
284 	reg_read(ctxt, nr);  in reg_rmw()
556 	return address_mask(ctxt, reg_read(ctxt, reg));  in register_address()
1259 		unsigned bx = reg_read(ctxt, VCPU_REGS_RBX);  in decode_modrm()
1260 		unsigned bp = reg_read(ctxt, VCPU_REGS_RBP);  in decode_modrm()
1261 		unsigned si = reg_read(ctxt, VCPU_REGS_RSI);  in decode_modrm()
1262 		unsigned di = reg_read(ctxt, VCPU_REGS_RDI);  in decode_modrm()
1319 				modrm_ea += reg_read(ctxt, base_reg);  in decode_modrm()
1327 				modrm_ea += reg_read(ctxt, index_reg) << scale;  in decode_modrm()
1334 			modrm_ea += reg_read(ctxt, base_reg);  in decode_modrm()
1474 			address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) : 1;  in pio_in_emulated()
1476 			offset_in_page(reg_read(ctxt, VCPU_REGS_RDI)) :  in pio_in_emulated()
1477 			PAGE_SIZE - offset_in_page(reg_read(ctxt, VCPU_REGS_RDI));  in pio_in_emulated()
1839 	addr.ea = reg_read(ctxt, VCPU_REGS_RSP) & stack_mask(ctxt);  in push()
1858 	addr.ea = reg_read(ctxt, VCPU_REGS_RSP) & stack_mask(ctxt);  in emulate_pop()
1933 	rbp = reg_read(ctxt, VCPU_REGS_RBP);  in em_enter()
1937 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RBP), reg_read(ctxt, VCPU_REGS_RSP),  in em_enter()
1940 		      reg_read(ctxt, VCPU_REGS_RSP) - frame_size,  in em_enter()
1947 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RSP), reg_read(ctxt, VCPU_REGS_RBP),  in em_leave()
1986 	unsigned long old_esp = reg_read(ctxt, VCPU_REGS_RSP);  in em_pusha()
1992 		(ctxt->src.val = old_esp) : (ctxt->src.val = reg_read(ctxt, reg));  in em_pusha()
2226 	if (((u32) (old >> 0) != (u32) reg_read(ctxt, VCPU_REGS_RAX)) ||  in em_cmpxchg8b()
2227 	    ((u32) (old >> 32) != (u32) reg_read(ctxt, VCPU_REGS_RDX))) {  in em_cmpxchg8b()
2232 		ctxt->dst.val64 = ((u64)reg_read(ctxt, VCPU_REGS_RCX) << 32) |  in em_cmpxchg8b()
2233 			(u32) reg_read(ctxt, VCPU_REGS_RBX);  in em_cmpxchg8b()
2296 	ctxt->dst.val = reg_read(ctxt, VCPU_REGS_RAX);  in em_cmpxchg()
2850 	rcx = reg_read(ctxt, VCPU_REGS_RCX);  in em_sysexit()
2851 	rdx = reg_read(ctxt, VCPU_REGS_RDX);  in em_sysexit()
2988 	tss->ax = reg_read(ctxt, VCPU_REGS_RAX);  in save_state_to_tss16()
2989 	tss->cx = reg_read(ctxt, VCPU_REGS_RCX);  in save_state_to_tss16()
2990 	tss->dx = reg_read(ctxt, VCPU_REGS_RDX);  in save_state_to_tss16()
2991 	tss->bx = reg_read(ctxt, VCPU_REGS_RBX);  in save_state_to_tss16()
2992 	tss->sp = reg_read(ctxt, VCPU_REGS_RSP);  in save_state_to_tss16()
2993 	tss->bp = reg_read(ctxt, VCPU_REGS_RBP);  in save_state_to_tss16()
2994 	tss->si = reg_read(ctxt, VCPU_REGS_RSI);  in save_state_to_tss16()
2995 	tss->di = reg_read(ctxt, VCPU_REGS_RDI);  in save_state_to_tss16()
3102 	tss->eax = reg_read(ctxt, VCPU_REGS_RAX);  in save_state_to_tss32()
3103 	tss->ecx = reg_read(ctxt, VCPU_REGS_RCX);  in save_state_to_tss32()
3104 	tss->edx = reg_read(ctxt, VCPU_REGS_RDX);  in save_state_to_tss32()
3105 	tss->ebx = reg_read(ctxt, VCPU_REGS_RBX);  in save_state_to_tss32()
3106 	tss->esp = reg_read(ctxt, VCPU_REGS_RSP);  in save_state_to_tss32()
3107 	tss->ebp = reg_read(ctxt, VCPU_REGS_RBP);  in save_state_to_tss32()
3108 	tss->esi = reg_read(ctxt, VCPU_REGS_RSI);  in save_state_to_tss32()
3109 	tss->edi = reg_read(ctxt, VCPU_REGS_RDI);  in save_state_to_tss32()
3572 	if (ctxt->ops->read_pmc(ctxt, reg_read(ctxt, VCPU_REGS_RCX), &pmc))  in em_rdpmc()
3657 	msr_data = (u32)reg_read(ctxt, VCPU_REGS_RAX)  in em_wrmsr()
3658 		| ((u64)reg_read(ctxt, VCPU_REGS_RDX) << 32);  in em_wrmsr()
3659 	if (ctxt->ops->set_msr(ctxt, reg_read(ctxt, VCPU_REGS_RCX), msr_data))  in em_wrmsr()
3669 	if (ctxt->ops->get_msr(ctxt, reg_read(ctxt, VCPU_REGS_RCX), &msr_data))  in em_rdmsr()
3870 	if ((address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) != 0) &&  in em_loop()
3881 	if (address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) == 0)  in em_jcxz()
3935 	eax = reg_read(ctxt, VCPU_REGS_RAX);  in em_cpuid()
3936 	ecx = reg_read(ctxt, VCPU_REGS_RCX);  in em_cpuid()
4275 	u64 rax = reg_read(ctxt, VCPU_REGS_RAX);  in check_svme_pa()
4297 	u64 rcx = reg_read(ctxt, VCPU_REGS_RCX);  in check_rdpmc()
4988 		op->val = reg_read(ctxt, VCPU_REGS_RCX) & 0xff;  in decode_operand()
5038 				reg_read(ctxt, VCPU_REGS_RBX) +  in decode_operand()
5039 				(reg_read(ctxt, VCPU_REGS_RAX) & 0xff));  in decode_operand()
5527 			if (address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) == 0) {  in x86_emulate_insn()
5704 			if ((r->end != 0 || reg_read(ctxt, VCPU_REGS_RCX) & 0x3ff) &&  in x86_emulate_insn()