pushpop.h

简单的虚拟机

#define handle_push16(operand) \
	cpu.greg.sp-=2, \
	*((word*)(cpu.ram+(cpu.sreg.ss<<4)+cpu.greg.sp)) = (operand)
	
#define handle_pop16(operand) \
	(operand) = *((word*)(cpu.ram+(cpu.sreg.ss<<4)+cpu.greg.sp)), \
	cpu.greg.sp+=2
	
#define handle_push8(operand) \
	cpu.greg.sp--, \
	*(cpu.ram+(cpu.sreg.ss<<4)+cpu.greg.sp) = (byte)(operand)
	
#define handle_pop8(operand) \
	(operand) = *(cpu.ram+(cpu.sreg.ss<<4)+cpu.greg.sp), \
	cpu.greg.sp++