246 static ulong reg_read(struct x86_emulate_ctxt *ctxt, unsigned nr)  in reg_read()  function
264 	reg_read(ctxt, nr);  in reg_rmw()
567 	return address_mask(ctxt, reg_read(ctxt, reg));  in register_address()
1308 		unsigned bx = reg_read(ctxt, VCPU_REGS_RBX);  in decode_modrm()
1309 		unsigned bp = reg_read(ctxt, VCPU_REGS_RBP);  in decode_modrm()
1310 		unsigned si = reg_read(ctxt, VCPU_REGS_RSI);  in decode_modrm()
1311 		unsigned di = reg_read(ctxt, VCPU_REGS_RDI);  in decode_modrm()
1368 				modrm_ea += reg_read(ctxt, base_reg);  in decode_modrm()
1376 				modrm_ea += reg_read(ctxt, index_reg) << scale;  in decode_modrm()
1383 			modrm_ea += reg_read(ctxt, base_reg);  in decode_modrm()
1523 			address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) : 1;  in pio_in_emulated()
1525 			offset_in_page(reg_read(ctxt, VCPU_REGS_RDI)) :  in pio_in_emulated()
1526 			PAGE_SIZE - offset_in_page(reg_read(ctxt, VCPU_REGS_RDI));  in pio_in_emulated()
1888 	addr.ea = reg_read(ctxt, VCPU_REGS_RSP) & stack_mask(ctxt);  in push()
1907 	addr.ea = reg_read(ctxt, VCPU_REGS_RSP) & stack_mask(ctxt);  in emulate_pop()
1982 	rbp = reg_read(ctxt, VCPU_REGS_RBP);  in em_enter()
1986 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RBP), reg_read(ctxt, VCPU_REGS_RSP),  in em_enter()
1989 		      reg_read(ctxt, VCPU_REGS_RSP) - frame_size,  in em_enter()
1996 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RSP), reg_read(ctxt, VCPU_REGS_RBP),  in em_leave()
2035 	unsigned long old_esp = reg_read(ctxt, VCPU_REGS_RSP);  in em_pusha()
2041 		(ctxt->src.val = old_esp) : (ctxt->src.val = reg_read(ctxt, reg));  in em_pusha()
2275 	if (((u32) (old >> 0) != (u32) reg_read(ctxt, VCPU_REGS_RAX)) ||  in em_cmpxchg8b()
2276 	    ((u32) (old >> 32) != (u32) reg_read(ctxt, VCPU_REGS_RDX))) {  in em_cmpxchg8b()
2281 		ctxt->dst.val64 = ((u64)reg_read(ctxt, VCPU_REGS_RCX) << 32) |  in em_cmpxchg8b()
2282 			(u32) reg_read(ctxt, VCPU_REGS_RBX);  in em_cmpxchg8b()
2345 	ctxt->dst.val = reg_read(ctxt, VCPU_REGS_RAX);  in em_cmpxchg()
2906 	rcx = reg_read(ctxt, VCPU_REGS_RCX);  in em_sysexit()
2907 	rdx = reg_read(ctxt, VCPU_REGS_RDX);  in em_sysexit()
3044 	tss->ax = reg_read(ctxt, VCPU_REGS_RAX);  in save_state_to_tss16()
3045 	tss->cx = reg_read(ctxt, VCPU_REGS_RCX);  in save_state_to_tss16()
3046 	tss->dx = reg_read(ctxt, VCPU_REGS_RDX);  in save_state_to_tss16()
3047 	tss->bx = reg_read(ctxt, VCPU_REGS_RBX);  in save_state_to_tss16()
3048 	tss->sp = reg_read(ctxt, VCPU_REGS_RSP);  in save_state_to_tss16()
3049 	tss->bp = reg_read(ctxt, VCPU_REGS_RBP);  in save_state_to_tss16()
3050 	tss->si = reg_read(ctxt, VCPU_REGS_RSI);  in save_state_to_tss16()
3051 	tss->di = reg_read(ctxt, VCPU_REGS_RDI);  in save_state_to_tss16()
3158 	tss->eax = reg_read(ctxt, VCPU_REGS_RAX);  in save_state_to_tss32()
3159 	tss->ecx = reg_read(ctxt, VCPU_REGS_RCX);  in save_state_to_tss32()
3160 	tss->edx = reg_read(ctxt, VCPU_REGS_RDX);  in save_state_to_tss32()
3161 	tss->ebx = reg_read(ctxt, VCPU_REGS_RBX);  in save_state_to_tss32()
3162 	tss->esp = reg_read(ctxt, VCPU_REGS_RSP);  in save_state_to_tss32()
3163 	tss->ebp = reg_read(ctxt, VCPU_REGS_RBP);  in save_state_to_tss32()
3164 	tss->esi = reg_read(ctxt, VCPU_REGS_RSI);  in save_state_to_tss32()
3165 	tss->edi = reg_read(ctxt, VCPU_REGS_RDI);  in save_state_to_tss32()
3628 	if (ctxt->ops->read_pmc(ctxt, reg_read(ctxt, VCPU_REGS_RCX), &pmc))  in em_rdpmc()
3704 	u64 msr_index = reg_read(ctxt, VCPU_REGS_RCX);  in em_wrmsr()
3708 	msr_data = (u32)reg_read(ctxt, VCPU_REGS_RAX)  in em_wrmsr()
3709 		| ((u64)reg_read(ctxt, VCPU_REGS_RDX) << 32);  in em_wrmsr()
3723 	u64 msr_index = reg_read(ctxt, VCPU_REGS_RCX);  in em_rdmsr()
3933 	if ((address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) != 0) &&  in em_loop()
3944 	if (address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) == 0)  in em_jcxz()
3998 	eax = reg_read(ctxt, VCPU_REGS_RAX);  in em_cpuid()
3999 	ecx = reg_read(ctxt, VCPU_REGS_RCX);  in em_cpuid()
4199 	eax = reg_read(ctxt, VCPU_REGS_RAX);  in em_xsetbv()
4200 	edx = reg_read(ctxt, VCPU_REGS_RDX);  in em_xsetbv()
4201 	ecx = reg_read(ctxt, VCPU_REGS_RCX);  in em_xsetbv()
4363 	u64 rax = reg_read(ctxt, VCPU_REGS_RAX);  in check_svme_pa()
4385 	u64 rcx = reg_read(ctxt, VCPU_REGS_RCX);  in check_rdpmc()
5087 		op->val = reg_read(ctxt, VCPU_REGS_RCX) & 0xff;  in decode_operand()
5137 				reg_read(ctxt, VCPU_REGS_RBX) +  in decode_operand()
5138 				(reg_read(ctxt, VCPU_REGS_RAX) & 0xff));  in decode_operand()
5647 			if (address_mask(ctxt, reg_read(ctxt, VCPU_REGS_RCX)) == 0) {  in x86_emulate_insn()
5820 			if ((r->end != 0 || reg_read(ctxt, VCPU_REGS_RCX) & 0x3ff) &&  in x86_emulate_insn()