#ifndef __INTERRUPT_AH__
  #define __INTERRUPT_AH__

#include "config/FailConfig.hpp"

#ifdef CONFIG_EVENT_INTERRUPT

#include "bochs.h"
#include "cpu/cpu.h"

#include "../SALInst.hpp"

aspect Interrupt {
	pointcut interrupt_method() = "void bx_cpu_c::interrupt(...)"; // cpu/exception.cc

	advice execution (interrupt_method()) : before ()
	{
		// There are six different type-arguments for the interrupt-method
		// in cpu.h (lines 3867-3872):
		//    - BX_EXTERNAL_INTERRUPT = 0,
		//    - BX_NMI = 2,
		//    - BX_HARDWARE_EXCEPTION = 3,  
		//    - BX_SOFTWARE_INTERRUPT = 4,
		//    - BX_PRIVILEGED_SOFTWARE_INTERRUPT = 5,
		//    - BX_SOFTWARE_EXCEPTION = 6
		// Only the first and the second types are relevant for this aspect.  

		unsigned vector = *(tjp->arg<0>());
		unsigned type = *(tjp->arg<1>());
		if (type == BX_EXTERNAL_INTERRUPT)
			fail::simulator.onInterruptEvent(vector, false);
		else if (type == BX_NMI)
			fail::simulator.onInterruptEvent(vector, true);
	}
};

#endif // CONFIG_EVENT_INTERRUPT

#endif // __INTERRUPT_AH__