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Ported to last uxn core

This commit is contained in:
Devine Lu Linvega 2023-02-02 09:34:14 -08:00
parent 4882bfc986
commit db4e07f5b1
3 changed files with 7 additions and 7 deletions
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4
src/devices/system.c
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@ -62,9 +62,9 @@ system_load(Uxn *u, char *filename)
FILE *f = fopen(filename, "rb");
if(!f)
return 0;
l = fread(&u->ram[PAGE_PROGRAM], 1, 0x10000 - PAGE_PROGRAM, f);
l = fread(&u->ram[PAGE_PROGRAM], 0x10000 - PAGE_PROGRAM, 1, f);
while(l && ++i < RAM_PAGES)
l = fread(u->ram + 0x10000 * i, 1, 0x10000, f);
l = fread(u->ram + 0x10000 * i, 0x10000, 1, f);
fclose(f);
return 1;
}

8
src/uxn.c
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@ -75,7 +75,7 @@ uxn_eval(Uxn *u, Uint16 pc)
case 0x0f: /* STH */ POP(a) PUSH(dst, a) break;
case 0x10: /* LDZ */ POP8(a) PEEK(b, a) PUSH(src, b) break;
case 0x11: /* STZ */ POP8(a) POP(b) POKE(a, b) break;
case 0x12: /* LDR */ POP8(a) PEEK(b, pc + (Sint8)a) PUSH(src, b) break;
case 0x12: /* LDR */ POP8(a) b = pc + (Sint8)a; PEEK(c, b) PUSH(src, c) break;
case 0x13: /* STR */ POP8(a) POP(b) c = pc + (Sint8)a; POKE(c, b) break;
case 0x14: /* LDA */ POP16(a) PEEK(b, a) PUSH(src, b) break;
case 0x15: /* STA */ POP16(a) POP(b) POKE(a, b) break;
@ -100,9 +100,9 @@ uxn_boot(Uxn *u, Uint8 *ram, Dei *dei, Deo *deo)
char *cptr = (char *)u;
for(i = 0; i < sizeof(*u); i++)
cptr[i] = 0x00;
u->wst = (Stack *)(ram + 0x10000);
u->rst = (Stack *)(ram + 0x10100);
u->dev = (Uint8 *)(ram + 0x10200);
u->wst = (Stack *)(ram + 0xf0000);
u->rst = (Stack *)(ram + 0xf0100);
u->dev = (Uint8 *)(ram + 0xf0200);
u->ram = ram;
u->dei = dei;
u->deo = deo;

2
src/uxn.h
View File

@ -26,7 +26,7 @@ typedef unsigned int Uint32;
/* clang-format on */
typedef struct {
Uint8 dat[254], err, ptr;
Uint8 dat[255], ptr;
} Stack;
typedef struct Uxn {