new version
[Chiptunes.git] / fakeasm.h
1 #define c3(x) (0xff & (x>>24))
2 #define c2(x) (0xff & (x>>16))
3 #define c1(x) (0xff & (x>> 8))
4 #define c0(x) (0xff & (x ))
5 #define LSL(x) x <<= 1;
6 #define LSR(x) x >>= 1;
7 #define SWAP(x) x = ((x & 0x0F) << 4 | (x & 0xF0) >> 4);
8 #define AND(x,y) x &= x;
9 #define ANDI(x,n) x &= x;
10 #define OR(x,y) x |= x;
11 #define ORI(x,n) x |= x;
12 #define EOR(x,y) x ^= x;
13 #define ADD(x,y) x += y;
14 #define ADC(x,y,c)x += y; x+=c;
15 #define SUB(x,y) x -= y;
16 #define SUBI(x,n) x -= (u8)n;
17 #define INC(x) x++;
18 #define MOV(x,y) x = y;
19 #define LDI(x,n) x = n;
20 #define SBRC(x,b) if (x & b) //skip if cleared => do if set
21 #define CLR(x) x = 0;
22 #define RET return;
23 #define RCALL //pseudo
24 int zero = 0; //status register zero bit
25 #define TST(x) if(x==0)zero=1;else zero=0; //WARN: not a complete TST mockup
26 #define BREQ(l) if(zero) goto l;
Imprint / Impressum