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IMLAC: Improve debug output.

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This commit is contained in:
Lars Brinkhoff 2020-11-04 14:41:19 +01:00
parent 07d37f6d9e
commit 222c9d91b4
2 changed files with 6 additions and 3 deletions
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6
imlac/imlac_cpu.c
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@ -196,8 +196,10 @@ static void cpu_class1 (uint16 insn)
L = !L; L = !L;
if (insn & 0000004) /* T3: IAC */ if (insn & 0000004) /* T3: IAC */
AC++; AC++;
if (insn & 0000040) /* T3: ODA */ if (insn & 0000040) { /* T3: ODA */
sim_debug (DBG_CPU, &cpu_dev, "Read data switches: %06o\n", DS);
AC |= DS; AC |= DS;
}
halt = !(insn & 0100000); halt = !(insn & 0100000);
} }
@ -283,7 +285,7 @@ static void cpu_iot (uint16 insn)
{ {
SUBDEV *dev = dev_tab[(insn >> 3) & 077]; SUBDEV *dev = dev_tab[(insn >> 3) & 077];
if (dev == NULL) { if (dev == NULL) {
sim_debug (DBG_CPU, &cpu_dev, "Unknown device IOT: %06o\n", IR); sim_debug (DBG_CPU, &cpu_dev, "Unknown device IOT @ %06o: %06o\n", PC, IR);
return; return;
} }
AC = dev->iot (insn, AC); AC = dev->iot (insn, AC);

3
imlac/imlac_dp.c
View file

@ -432,7 +432,8 @@ dp_insn (uint16 insn)
DT[SP++] = DPC; DT[SP++] = DPC;
else else
sim_debug (DBG, &dp_dev, "stack overflow"); sim_debug (DBG, &dp_dev, "stack overflow");
/* Fall through. */ jump (insn);
break;
case 6: /* DJMP */ case 6: /* DJMP */
sim_debug (DBG, &dp_dev, "DJMP\n"); sim_debug (DBG, &dp_dev, "DJMP\n");
jump (insn); jump (insn);