git.gir.st - Chiptunes-pms150c.git/blame_incremental

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Commit	Line	Data
	1	int flag_z = 0;
	2	int flag_c = 0;
	3	//ignoring flag_ov, flag_ac
	4	#define MOV(dst, src) dst = src;
	5	#define SL(dst) flag_c = (dst&0x80); dst <<= 1;
	6	#define SR(dst) flag_c = (dst&0x01); dst >>= 1;
	7	#define SWAP(dst) dst = (dst<<4 \| dst>>4);
	8	#define AND(dst, src) dst &= src; flag_z = (dst==0);
	9	#define OR(dst, src) dst \|= src; flag_z = (dst==0);
	10	#define CLEAR(dst) dst = 0;
	11	#define ADD(dst, src) dst += src; flag_c = (src+dst>0xff); flag_z = (dst==0);
	12	#define INC(dst) dst += 1; flag_c = flag_z = (dst==0);
	13	#define ADDC0(dst) dst += flag_c; flag_c = flag_z = (dst==0);
	14	#define CALL(addr) addr();
	15	#define XOR(dst, src) dst ^= src; flag_z = (dst==0);
	16	#define SUB(dst, src) flag_c = (src > dst); dst -= src; flag_z = (dst==0);