commit 21dfea7
neauoire
·
2023-11-01 19:00:34 +0000 UTC
parent c29c480
(uxn.c) Cleanup
2 files changed,
+15,
-15
+9,
-8
1@@ -75,24 +75,25 @@
2 > Storing 12 in 0xffff, and 34 in 0x0000 )
3
4 #1234 #ffff STA2
5- #ffff LDA #0000 LDA ADD #46 EQU
6- #ffff LDA2 ADD #46 EQU
7+ ( LDA ) #0000 LDA #ffff LDA ADD #46 EQU
8+ ( LDA2 ) #ffff LDA2 ADD #46 EQU
9 AND ;Dict/ram-wrap test-part
10
11 ( Part 9
12 > Testing that zero-page is wrapping )
13
14- #0000 STZ #00ff STZ
15- #1234 #ff STZ2
16- #00ff LDA #0000 LDA ADD #46 EQU
17- ;Dict/zp-wrap test-part
18+ #5678 #ff STZ2
19+ ( LDZ ) #00 LDZ #ff LDZ ADD #ce EQU
20+ ( LDZ2 ) #ff LDZ2 ADD #ce EQU
21+ AND ;Dict/zp-wrap test-part
22
23 ( Part 10
24 > Testing that device page is wrapping )
25
26 #1234 #ff DEO2
27- #ff DEI #00 DEI ADD #46 EQU
28- ;Dict/dev-wrap test-part
29+ ( DEI ) #00 DEI #ff DEI ADD #46 EQU
30+ ( DEI2 ) #ff DEI2 ADD #46 EQU
31+ AND ;Dict/dev-wrap test-part
32 #0000 DEO #00ff DEO
33
34 ( end )
+6,
-7
1@@ -13,14 +13,14 @@ WITH REGARD TO THIS SOFTWARE.
2
3 #define FLIP { s = ins & 0x40 ? &u->wst : &u->rst; }
4 #define JUMP(x) { if(m2) pc = (x); else pc += (Sint8)(x); }
5-#define PUSH1(y) { s->dat[s->ptr++] = (y); }
6-#define PUSH2(y) { tt = (y); s->dat[s->ptr++] = tt >> 0x8; s->dat[s->ptr++] = tt; }
7-#define PUSHx(y) { if(m2) { PUSH2(y) } else PUSH1(y) }
8 #define POP1(o) { o = s->dat[--*sp]; }
9 #define POP2(o) { o = s->dat[--*sp] | (s->dat[--*sp] << 0x8); }
10 #define POPx(o) { if(m2) { POP2(o) } else POP1(o) }
11-#define POKE(x, y, r) { if(m2) { r = (x); ram[r++] = y >> 8; ram[r] = y; } else ram[(x)] = (y); }
12+#define PUSH1(y) { s->dat[s->ptr++] = (y); }
13+#define PUSH2(y) { tt = (y); s->dat[s->ptr++] = tt >> 0x8; s->dat[s->ptr++] = tt; }
14+#define PUSHx(y) { if(m2) { PUSH2(y) } else PUSH1(y) }
15 #define PEEK(o, x, r) { if(m2) { r = (x); o = ram[r++] << 8 | ram[r]; } else o = ram[(x)]; }
16+#define POKE(x, y, r) { if(m2) { r = (x); ram[r++] = y >> 8; ram[r] = y; } else ram[(x)] = (y); }
17 #define DEVR(o, p) { if(m2) { o = (emu_dei(u, p) << 8) | emu_dei(u, p + 1); } else o = emu_dei(u, p); }
18 #define DEVW(p, y) { if(m2) { emu_deo(u, p, y >> 8); emu_deo(u, p + 1, y); } else emu_deo(u, p, y); }
19
20@@ -31,8 +31,7 @@ uxn_eval(Uxn *u, Uint16 pc)
21 Uint16 tt, a, b, c;
22 if(!pc || u->dev[0x0f]) return 0;
23 for(;;) {
24- Uint8 ins = ram[pc++], opc = ins & 0x1f;
25- Uint8 m2 = ins & 0x20;
26+ Uint8 ins = ram[pc++], opc = ins & 0x1f, m2 = ins & 0x20;
27 Stack *s = ins & 0x40 ? &u->rst : &u->wst;
28 if(ins & 0x80)
29 kp = s->ptr, sp = &kp;
30@@ -48,7 +47,7 @@ uxn_eval(Uxn *u, Uint16 pc)
31 case -0x4: /* LIT */
32 case -0x6: /* LITr */ PUSH1(ram[pc++]) break;
33 case -0x5: /* LIT2 */
34- case -0x7: /* LIT2r */ PUSH2(PEEK2(ram + pc)) pc += 2; break;
35+ case -0x7: /* LIT2r */ PUSH1(ram[pc++]) PUSH1(ram[pc++]) break;
36 /* ALU */
37 case 0x01: /* INC */ POPx(a) PUSHx(a + 1) break;
38 case 0x02: /* POP */ POPx(a) break;