X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=plugins%2Fnet.mograsim.logic.model.am2900%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fmodel%2Fam2900%2Fmachine%2FAm2900Machine.java;h=9cd8adcc26928f25ba0bb3d4874bc7d1e627d83d;hb=64294dfd53f0215c13a362dd6f0b4a0e38c7d0e0;hp=fa281db411fc01ce7f1519d65a06ef933f110991;hpb=30779f58b602f508ae3b8048bdb576191f7d9980;p=Mograsim.git

diff --git a/plugins/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/machine/Am2900Machine.java b/plugins/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/machine/Am2900Machine.java
index fa281db4..9cd8adcc 100644
--- a/plugins/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/machine/Am2900Machine.java
+++ b/plugins/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/machine/Am2900Machine.java
@@ -10,6 +10,7 @@ import net.mograsim.logic.core.timeline.Timeline;
 import net.mograsim.logic.core.types.Bit;
 import net.mograsim.logic.core.types.BitVector;
 import net.mograsim.logic.model.am2900.machine.registers.Am2900Register;
+import net.mograsim.logic.model.am2900.machine.registers.muInstrRegister;
 import net.mograsim.logic.model.model.LogicModel;
 import net.mograsim.logic.model.model.LogicModelModifiable;
 import net.mograsim.logic.model.model.components.ModelComponent;
@@ -98,7 +99,8 @@ public class Am2900Machine implements Machine
 	private void setRegistersToZero(List<Register> registers)
 	{
 		for (Register r : registers)
-			setRegister(r, BitVector.of(Bit.ZERO, r.getWidth()));
+			if (r != muInstrRegister.instance)// don't reset; sometimes causes a glitch
+				setRegister(r, BitVector.of(Bit.ZERO, r.getWidth()));
 	}
 
 	private void setRegisterGroupToZero(List<RegisterGroup> registerGroups)