#define c3(x) (0xff & (x>>24)) #define c2(x) (0xff & (x>>16)) #define c1(x) (0xff & (x>> 8)) #define c0(x) (0xff & (x )) #define LSL(x) carry = x>>7; x <<= 1; #define LSR(x) carry = x&1; x >>= 1; #define SWAP(x) x = ((x & 0x0F) << 4 | (x & 0xF0) >> 4); #define AND(x,y) x &= y; #define ANDI(x,n) x &= n; #define OR(x,y) x |= y; #define ORI(x,n) x |= n; #define EOR(x,y) x ^= y; #define ADD(x,y) carry = (x+y)>>8; x += y; #define ADC(x,y,c)x += y; x+=c; //TODO: carry #define SUB(x,y) x -= y; //TODO: carry #define SUBI(x,n) x -= (u8)n; //TODO: carry #define INC(x) x++; //WARN: does not set carry #define MOV(x,y) x = y; #define LDI(x,n) x = n; #define SBRC(x,b) if (x & b) //skip if cleared => do if set #define CLR(x) x = 0; #define RET return; #define RCALL //pseudo int zero = 0; //status register zero bit #define TST(x) if(x==0)zero=1;else zero=0; //WARN: not a complete TST mockup #define BREQ(l) if(zero) goto l; int carry = 0; //status register carry bit //WARN: not respected by all mocked instructions int asmtmp = 0; #define ROL(x) asmtmp = x>>7; x <<= 1; x |= carry; carry = asmtmp; #define ROR(x) asmtmp = x&0x1; x >>= 1; x |= carry<<7; carry = asmtmp; #define NEG(x) x *= -1;