doom_py/src/vizdoom/game-music-emu/gme/Hes_Cpu.cpp [99:137]:
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	set_end_time( end_time );
	state_t s = this->state_;
	this->state = &s;
	// even on x86, using s.time in place of s_time was slower
	fint16 s_time = s.time;
	
	// registers
	fuint16 pc = r.pc;
	fuint8 a = r.a;
	fuint8 x = r.x;
	fuint8 y = r.y;
	fuint16 sp;
	SET_SP( r.sp );
	
	#define IS_NEG (nz & 0x8080)
	
	#define CALC_STATUS( out ) do {\
		out = status & (st_v | st_d | st_i);\
		out |= ((nz >> 8) | nz) & st_n;\
		out |= c >> 8 & st_c;\
		if ( !(nz & 0xFF) ) out |= st_z;\
	} while ( 0 )

	#define SET_STATUS( in ) do {\
		status = in & (st_v | st_d | st_i);\
		nz = in << 8;\
		c = nz;\
		nz |= ~in & st_z;\
	} while ( 0 )
	
	fuint8 status;
	fuint16 c;  // carry set if (c & 0x100) != 0
	fuint16 nz; // Z set if (nz & 0xFF) == 0, N set if (nz & 0x8080) != 0
	{
		fuint8 temp = r.status;
		SET_STATUS( temp );
	}
	
	goto loop;
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doom_py/src/vizdoom/game-music-emu/gme/Nes_Cpu.cpp [124:163]:
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	set_end_time( end_time );
	state_t s = this->state_;
	this->state = &s;
	// even on x86, using s.time in place of s_time was slower
	fint16 s_time = s.time;
	
	// registers
	fuint16 pc = r.pc;
	fuint8 a = r.a;
	fuint8 x = r.x;
	fuint8 y = r.y;
	fuint16 sp;
	SET_SP( r.sp );
	
	// status flags
	#define IS_NEG (nz & 0x8080)
	
	#define CALC_STATUS( out ) do {\
		out = status & (st_v | st_d | st_i);\
		out |= ((nz >> 8) | nz) & st_n;\
		out |= c >> 8 & st_c;\
		if ( !(nz & 0xFF) ) out |= st_z;\
	} while ( 0 )

	#define SET_STATUS( in ) do {\
		status = in & (st_v | st_d | st_i);\
		nz = in << 8;\
		c = nz;\
		nz |= ~in & st_z;\
	} while ( 0 )
	
	fuint8 status;
	fuint16 c;  // carry set if (c & 0x100) != 0
	fuint16 nz; // Z set if (nz & 0xFF) == 0, N set if (nz & 0x8080) != 0
	{
		fuint8 temp = r.status;
		SET_STATUS( temp );
	}
	
	goto loop;
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