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SCP: Rework REGister Sanity Checks to reject 0 bit wide register definitions

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This commit is contained in:
Mark Pizzolato 2020-06-22 16:37:02 -07:00
parent 2a18f0cfd9
commit 1764e9fd08
1 changed files with 4 additions and 0 deletions
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4
scp.c
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@ -15396,6 +15396,10 @@ for (i = 0; (dptr = sim_devices[i]) != NULL; i++) {
Bad = TRUE;
Mprintf (f, "%u bits at offset %u is wider than the maximum allowed width of %u bits\n", rptr->width, rptr->offset, (uint32)(8 * sizeof(t_value)));
}
if (rptr->width == 0) {
Bad = TRUE;
Mprintf (f, "a 0 bit wide register is meaningless\n");
}
if ((rptr->obj_size != 0) && (rptr->ele_size != 0) && (rptr->depth != 0) && (rptr->macro != NULL)) {
if (rptr->flags & REG_UNIT) {
if (udptr == NULL) {