276 static ulong *reg_rmw(struct x86_emulate_ctxt *ctxt, unsigned nr)  in reg_rmw()  function
532 	masked_increment(reg_rmw(ctxt, reg), mask, inc);  in register_address_increment()
537 	masked_increment(reg_rmw(ctxt, VCPU_REGS_RSP), stack_mask(ctxt), inc);  in rsp_increment()
879 		p = (unsigned char *)reg_rmw(ctxt, modrm_reg & 3) + 1;  in decode_register()
881 		p = reg_rmw(ctxt, modrm_reg);  in decode_register()
1856 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RBP), reg_read(ctxt, VCPU_REGS_RSP),  in em_enter()
1858 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RSP),  in em_enter()
1866 	assign_masked(reg_rmw(ctxt, VCPU_REGS_RSP), reg_read(ctxt, VCPU_REGS_RBP),  in em_leave()
1868 	return emulate_pop(ctxt, reg_rmw(ctxt, VCPU_REGS_RBP), ctxt->op_bytes);  in em_leave()
1944 		assign_register(reg_rmw(ctxt, reg), val, ctxt->op_bytes);  in em_popa()
2241 		ctxt->src.addr.reg = reg_rmw(ctxt, VCPU_REGS_RAX);  in em_cmpxchg()
3141 	ctxt->dst.addr.reg = reg_rmw(ctxt, VCPU_REGS_RDX);  in em_cwd()
3505 	flags &= *reg_rmw(ctxt, VCPU_REGS_RAX) >> 8;  in em_sahf()
3514 	*reg_rmw(ctxt, VCPU_REGS_RAX) &= ~0xff00UL;  in em_lahf()
3515 	*reg_rmw(ctxt, VCPU_REGS_RAX) |= (ctxt->eflags & 0xff) << 8;  in em_lahf()
4335 		op->addr.reg = reg_rmw(ctxt, VCPU_REGS_RAX);  in decode_operand()
4342 		op->addr.reg = reg_rmw(ctxt, VCPU_REGS_RAX);  in decode_operand()
4353 		op->addr.reg = reg_rmw(ctxt, VCPU_REGS_RDX);  in decode_operand()
4369 		op->addr.reg = reg_rmw(ctxt, VCPU_REGS_RDX);  in decode_operand()
4996 		if (ctxt->dst.addr.reg == reg_rmw(ctxt, VCPU_REGS_RAX))  in x86_emulate_insn()