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Devine Lu Linvega 2023-04-11 10:24:54 -07:00
parent 3973bc2ab8
commit fc8400dcac
1 changed files with 63 additions and 32 deletions
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src/uxn.c
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@ -59,37 +59,68 @@ uxn_eval(Uxn *u, Uint16 pc)
case 0xfa: /* LITr */ PUSH(s, u->ram[pc++]) break; case 0xfa: /* LITr */ PUSH(s, u->ram[pc++]) break;
case 0xf9: /* LIT2r */ PUSH2(s, PEEK2(u->ram + pc)) pc += 2; break; case 0xf9: /* LIT2r */ PUSH2(s, PEEK2(u->ram + pc)) pc += 2; break;
/* ALU */ /* ALU */
case 0x01: /* INC */ t=T; SET(1, 0) PUT(0, t + 1) break; case 0x21: t=T2; SET(2, 0) PUT2(0, t + 1) break; case 0x01: /* INC */ t=T; SET(1, 0) PUT(0, t + 1) break;
case 0x02: /* POP */ SET(1,-1) break; case 0x22: SET(2,-2) break; case 0x21: t=T2; SET(2, 0) PUT2(0, t + 1) break;
case 0x03: /* NIP */ t=T; SET(2,-1) PUT(0, t) break; case 0x23: t=T2; SET(4,-2) PUT2(0, t) break; case 0x02: /* POP */ SET(1,-1) break;
case 0x04: /* SWP */ t=T;n=N; SET(2, 0) PUT(0, n) PUT(1, t) break; case 0x24: t=T2;n=N2; SET(4, 0) PUT2(0, n) PUT2(2, t) break; case 0x22: SET(2,-2) break;
case 0x05: /* ROT */ t=T;n=N;l=L; SET(3, 0) PUT(0, l) PUT(1, t) PUT(2, n) break; case 0x25: t=T2;n=N2;l=L2; SET(6, 0) PUT2(0, l) PUT2(2, t) PUT2(4, n) break; case 0x03: /* NIP */ t=T; SET(2,-1) PUT(0, t) break;
case 0x06: /* DUP */ t=T; SET(1, 1) PUT(0, t) PUT(1, t) break; case 0x26: t=T2; SET(2, 2) PUT2(0, t) PUT2(2, t) break; case 0x23: t=T2; SET(4,-2) PUT2(0, t) break;
case 0x07: /* OVR */ t=T;n=N; SET(2, 1) PUT(0, n) PUT(1, t) PUT(2, n) break; case 0x27: t=T2;n=N2; SET(4, 2) PUT2(0, n) PUT2(2, t) PUT2(4, n) break; case 0x04: /* SWP */ t=T;n=N; SET(2, 0) PUT(0, n) PUT(1, t) break;
case 0x08: /* EQU */ t=T;n=N; SET(2,-1) PUT(0, n == t) break; case 0x28: t=T2;n=N2; SET(4,-3) PUT(0, n == t) break; case 0x24: t=T2;n=N2; SET(4, 0) PUT2(0, n) PUT2(2, t) break;
case 0x09: /* NEQ */ t=T;n=N; SET(2,-1) PUT(0, n != t) break; case 0x29: t=T2;n=N2; SET(4,-3) PUT(0, n != t) break; case 0x05: /* ROT */ t=T;n=N;l=L; SET(3, 0) PUT(0, l) PUT(1, t) PUT(2, n) break;
case 0x0a: /* GTH */ t=T;n=N; SET(2,-1) PUT(0, n > t) break; case 0x2a: t=T2;n=N2; SET(4,-3) PUT(0, n > t) break; case 0x25: t=T2;n=N2;l=L2; SET(6, 0) PUT2(0, l) PUT2(2, t) PUT2(4, n) break;
case 0x0b: /* LTH */ t=T;n=N; SET(2,-1) PUT(0, n < t) break; case 0x2b: t=T2;n=N2; SET(4,-3) PUT(0, n < t) break; case 0x06: /* DUP */ t=T; SET(1, 1) PUT(0, t) PUT(1, t) break;
case 0x0c: /* JMP */ t=T; SET(1,-1) pc += (Sint8)t; break; case 0x2c: t=T2; SET(2,-2) pc = t; break; case 0x26: t=T2; SET(2, 2) PUT2(0, t) PUT2(2, t) break;
case 0x0d: /* JCN */ t=T;n=N; SET(2,-2) pc += !!n * (Sint8)t; break; case 0x2d: t=T2;n=L; SET(3,-3) if(n) pc = t; break; case 0x07: /* OVR */ t=T;n=N; SET(2, 1) PUT(0, n) PUT(1, t) PUT(2, n) break;
case 0x0e: /* JSR */ t=T; SET(1,-1) PUSH2(&u->rst, pc) pc += (Sint8)t; break; case 0x2e: t=T2; SET(2,-2) PUSH2(&u->rst, pc) pc = t; break; case 0x27: t=T2;n=N2; SET(4, 2) PUT2(0, n) PUT2(2, t) PUT2(4, n) break;
case 0x0f: /* STH */ t=T; SET(1,-1) PUSH((ins & 0x40 ? &u->wst : &u->rst), t) break; case 0x2f: t=T2; SET(2,-2) PUSH2((ins & 0x40 ? &u->wst : &u->rst), t) break; case 0x08: /* EQU */ t=T;n=N; SET(2,-1) PUT(0, n == t) break;
case 0x10: /* LDZ */ t=T; SET(1, 0) PUT(0, u->ram[t]) break; case 0x30: t=T; SET(1, 1) PUT2(0, PEEK2(u->ram + t)) break; case 0x28: t=T2;n=N2; SET(4,-3) PUT(0, n == t) break;
case 0x11: /* STZ */ t=T;n=N; SET(2,-2) u->ram[t] = n; break; case 0x31: t=T;n=H2; SET(3,-3) POKE2(u->ram + t, n) break; case 0x09: /* NEQ */ t=T;n=N; SET(2,-1) PUT(0, n != t) break;
case 0x12: /* LDR */ t=T; SET(1, 0) PUT(0, u->ram[pc + (Sint8)t]) break; case 0x32: t=T; SET(1, 1) PUT2(0, PEEK2(u->ram + pc + (Sint8)t)) break; case 0x29: t=T2;n=N2; SET(4,-3) PUT(0, n != t) break;
case 0x13: /* STR */ t=T;n=N; SET(2,-2) u->ram[pc + (Sint8)t] = n; break; case 0x33: t=T;n=H2; SET(3,-3) POKE2(u->ram + pc + (Sint8)t, n) break; case 0x0a: /* GTH */ t=T;n=N; SET(2,-1) PUT(0, n > t) break;
case 0x14: /* LDA */ t=T2; SET(2,-1) PUT(0, u->ram[t]) break; case 0x34: t=T2; SET(2, 0) PUT2(0, PEEK2(u->ram + t)) break; case 0x2a: t=T2;n=N2; SET(4,-3) PUT(0, n > t) break;
case 0x15: /* STA */ t=T2;n=L; SET(3,-3) u->ram[t] = n; break; case 0x35: t=T2;n=N2; SET(4,-4) POKE2(u->ram + t, n) break; case 0x0b: /* LTH */ t=T;n=N; SET(2,-1) PUT(0, n < t) break;
case 0x16: /* DEI */ t=T; SET(1, 0) DEI(0, t) break; case 0x36: t=T; SET(1, 1) DEI(1, t) DEI(0, t + 1) break; case 0x2b: t=T2;n=N2; SET(4,-3) PUT(0, n < t) break;
case 0x17: /* DEO */ t=T;n=N; SET(2,-2) DEO(t, n) break; case 0x37: t=T;n=N;l=L; SET(3,-3) DEO(t, l) DEO(t + 1, n) break; case 0x0c: /* JMP */ t=T; SET(1,-1) pc += (Sint8)t; break;
case 0x18: /* ADD */ t=T;n=N; SET(2,-1) PUT(0, n + t) break; case 0x38: t=T2;n=N2; SET(4,-2) PUT2(0, n + t) break; case 0x2c: t=T2; SET(2,-2) pc = t; break;
case 0x19: /* SUB */ t=T;n=N; SET(2,-1) PUT(0, n - t) break; case 0x39: t=T2;n=N2; SET(4,-2) PUT2(0, n - t) break; case 0x0d: /* JCN */ t=T;n=N; SET(2,-2) pc += !!n * (Sint8)t; break;
case 0x1a: /* MUL */ t=T;n=N; SET(2,-1) PUT(0, n * t) break; case 0x3a: t=T2;n=N2; SET(4,-2) PUT2(0, n * t) break; case 0x2d: t=T2;n=L; SET(3,-3) if(n) pc = t; break;
case 0x1b: /* DIV */ t=T;n=N; SET(2,-1) PUT(0, n / t) break; case 0x3b: t=T2;n=N2; SET(4,-2) PUT2(0, n / t) break; case 0x0e: /* JSR */ t=T; SET(1,-1) PUSH2(&u->rst, pc) pc += (Sint8)t; break;
case 0x1c: /* AND */ t=T;n=N; SET(2,-1) PUT(0, n & t) break; case 0x3c: t=T2;n=N2; SET(4,-2) PUT2(0, n & t) break; case 0x2e: t=T2; SET(2,-2) PUSH2(&u->rst, pc) pc = t; break;
case 0x1d: /* ORA */ t=T;n=N; SET(2,-1) PUT(0, n | t) break; case 0x3d: t=T2;n=N2; SET(4,-2) PUT2(0, n | t) break; case 0x0f: /* STH */ t=T; SET(1,-1) PUSH((ins & 0x40 ? &u->wst : &u->rst), t) break;
case 0x1e: /* EOR */ t=T;n=N; SET(2,-1) PUT(0, n ^ t) break; case 0x3e: t=T2;n=N2; SET(4,-2) PUT2(0, n ^ t) break; case 0x2f: t=T2; SET(2,-2) PUSH2((ins & 0x40 ? &u->wst : &u->rst), t) break;
case 0x1f: /* SFT */ t=T;n=N; SET(2,-1) PUT(0, n >> (t & 0xf) << (t >> 4)) break; case 0x3f: t=T;n=H2; SET(3,-1) PUT2(0, n >> (t & 0xf) << (t >> 4)) break; case 0x10: /* LDZ */ t=T; SET(1, 0) PUT(0, u->ram[t]) break;
case 0x30: t=T; SET(1, 1) PUT2(0, PEEK2(u->ram + t)) break;
case 0x11: /* STZ */ t=T;n=N; SET(2,-2) u->ram[t] = n; break;
case 0x31: t=T;n=H2; SET(3,-3) POKE2(u->ram + t, n) break;
case 0x12: /* LDR */ t=T; SET(1, 0) PUT(0, u->ram[pc + (Sint8)t]) break;
case 0x32: t=T; SET(1, 1) PUT2(0, PEEK2(u->ram + pc + (Sint8)t)) break;
case 0x13: /* STR */ t=T;n=N; SET(2,-2) u->ram[pc + (Sint8)t] = n; break;
case 0x33: t=T;n=H2; SET(3,-3) POKE2(u->ram + pc + (Sint8)t, n) break;
case 0x14: /* LDA */ t=T2; SET(2,-1) PUT(0, u->ram[t]) break;
case 0x34: t=T2; SET(2, 0) PUT2(0, PEEK2(u->ram + t)) break;
case 0x15: /* STA */ t=T2;n=L; SET(3,-3) u->ram[t] = n; break;
case 0x35: t=T2;n=N2; SET(4,-4) POKE2(u->ram + t, n) break;
case 0x16: /* DEI */ t=T; SET(1, 0) DEI(0, t) break;
case 0x36: t=T; SET(1, 1) DEI(1, t) DEI(0, t + 1) break;
case 0x17: /* DEO */ t=T;n=N; SET(2,-2) DEO(t, n) break;
case 0x37: t=T;n=N;l=L; SET(3,-3) DEO(t, l) DEO(t + 1, n) break;
case 0x18: /* ADD */ t=T;n=N; SET(2,-1) PUT(0, n + t) break;
case 0x38: t=T2;n=N2; SET(4,-2) PUT2(0, n + t) break;
case 0x19: /* SUB */ t=T;n=N; SET(2,-1) PUT(0, n - t) break;
case 0x39: t=T2;n=N2; SET(4,-2) PUT2(0, n - t) break;
case 0x1a: /* MUL */ t=T;n=N; SET(2,-1) PUT(0, n * t) break;
case 0x3a: t=T2;n=N2; SET(4,-2) PUT2(0, n * t) break;
case 0x1b: /* DIV */ t=T;n=N; SET(2,-1) PUT(0, n / t) break;
case 0x3b: t=T2;n=N2; SET(4,-2) PUT2(0, n / t) break;
case 0x1c: /* AND */ t=T;n=N; SET(2,-1) PUT(0, n & t) break;
case 0x3c: t=T2;n=N2; SET(4,-2) PUT2(0, n & t) break;
case 0x1d: /* ORA */ t=T;n=N; SET(2,-1) PUT(0, n | t) break;
case 0x3d: t=T2;n=N2; SET(4,-2) PUT2(0, n | t) break;
case 0x1e: /* EOR */ t=T;n=N; SET(2,-1) PUT(0, n ^ t) break;
case 0x3e: t=T2;n=N2; SET(4,-2) PUT2(0, n ^ t) break;
case 0x1f: /* SFT */ t=T;n=N; SET(2,-1) PUT(0, n >> (t & 0xf) << (t >> 4)) break;
case 0x3f: t=T;n=H2; SET(3,-1) PUT2(0, n >> (t & 0xf) << (t >> 4)) break;
} }
} }
} }