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Store instance device in Uxn itself

This commit is contained in:
neauoire 2023-11-11 20:57:28 -08:00
parent 0d055306a8
commit 99c492d385
4 changed files with 9 additions and 15 deletions
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2
src/uxn.c
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@ -48,7 +48,7 @@ uxn_eval(Uxn *u, Uint16 pc)
case 0x00: case 0x20:
switch(ins) {
case 0x00: /* BRK */ return 1;
case 0x20: /* JCI */ t=T; SHIFT(-1) if(!t) { pc += 2; break; }
case 0x20: /* JCI */ t=T; SHIFT(-1) if(!t) { pc += 2; break; } /* fall-through */
case 0x40: /* JMI */ rr = ram + pc; pc += 2 + PEEK2(rr); break;
case 0x60: /* JSI */ SHIFT( 2) rr = ram + pc; pc += 2; T2_(pc); pc += PEEK2(rr); break;
case 0x80: /* LIT */ case 0xc0: SHIFT( 1) T = ram[pc++]; break;

2
src/uxn.h
View File

@ -29,7 +29,7 @@ typedef struct {
} Stack;
typedef struct Uxn {
Uint8 *ram, *dev;
Uint8 *ram, dev[0x100];
Stack wst, rst;
} Uxn;

4
src/uxncli.c
View File

@ -64,9 +64,7 @@ emu_end(Uxn *u)
int
main(int argc, char **argv)
{
Uint8 dev[0x100] = {0};
Uxn u;
u.dev = (Uint8 *)&dev;
Uxn u = {0};
int i = 1;
if(i == argc)
return system_error("usage", "uxncli [-v] file.rom [args..]");

16
src/uxnemu.c
View File

@ -486,11 +486,9 @@ emu_end(Uxn *u)
int
main(int argc, char **argv)
{
Uint8 dev[0x100] = {0};
Uxn u = {0};
Uxn u_audio = {0};
u.dev = (Uint8 *)&dev;
u_audio.dev = (Uint8 *)&dev;
Uint8 *ram;
char *rom;
Uxn u = {0}, u_audio = {0};
int i = 1;
if(i == argc)
return system_error("usage", "uxnemu [-v] | uxnemu [-f | -2x | -3x | --] file.rom [args...]");
@ -508,11 +506,9 @@ main(int argc, char **argv)
}
}
/* Start system. */
Uint8 *ram = (Uint8 *)calloc(0x10000 * RAM_PAGES, sizeof(Uint8));
char *rom = argv[i++];
if(!system_init(&u, ram, rom))
return system_error("Init", "Failed to initialize uxn.");
if(!system_init(&u_audio, ram, rom))
ram = (Uint8 *)calloc(0x10000 * RAM_PAGES, sizeof(Uint8));
rom = argv[i++];
if(!system_init(&u, ram, rom) || !system_init(&u_audio, ram, rom))
return system_error("Init", "Failed to initialize uxn.");
if(!emu_init(&u_audio))
return system_error("Init", "Failed to initialize varvara.");