Only check for keep mode during SET()

This commit is contained in:
neauoire 2023-09-01 15:56:47 -07:00
parent 8530f2fa77
commit 0fd7427d37
1 changed files with 1 additions and 2 deletions

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@ -33,7 +33,7 @@ WITH REGARD TO THIS SOFTWARE.
#define HALT(c) { return emu_halt(u, ins, c, pc - 1); }
#define FLIP { s = ins & 0x40 ? &u->wst : &u->rst; }
#define SET(x, y) { r = s->ptr; if(x > r) HALT(1) r += (x & k) + y; if(r > 254) HALT(2) ptr = s->dat + r - 1; s->ptr = r; }
#define SET(x, y) { r = s->ptr; if(x > r) HALT(1) r += y; if(ins & 0x80) r += x; if(r > 254) HALT(2) ptr = s->dat + r - 1; s->ptr = r; }
#define SHIFT(y) { r = s->ptr + y; if(r > 254) HALT(2) ptr = s->dat + r - 1; s->ptr = r; }
int
@ -44,7 +44,6 @@ uxn_eval(Uxn *u, Uint16 pc)
if(!pc || u->dev[0x0f]) return 0;
for(;;) {
int ins = ram[pc++];
int k = ins & 0x80 ? 0xff : 0;
Stack *s = ins & 0x40 ? &u->rst : &u->wst;
Uint8 *ptr = s->dat + s->ptr - 1, *rr;
switch(ins & 0x1f ? ins & 0x3f : ins << 4) {