public abstract class Instruction {
- public static class Kill extends Instruction {
-
- public final BenkoBox benkoBox;
- public final int count;
- public final boolean killOnlyStandingInstructions;
- public Kill(BenkoBox benkoBox, int count, boolean killOnlyStandingInstructions) {
- this.benkoBox=benkoBox;
- this.count=count;
- this.killOnlyStandingInstructions = killOnlyStandingInstructions;
+ public final Pump pump;
+ public Instruction(Pump pump) { this.pump = pump; }
+ public String toString() { return pump+": "; }
+
+ public static abstract class CountingInstruction extends Instruction {
+ public final int count;
+ public CountingInstruction(Pump pump, int count) {
+ super(pump);
+ this.count = count;
}
- public String toString() { return (count>1 ? "["+count+"] " : "") + "kill"; }
+ public boolean isStanding() { return count==0; }
+ public abstract boolean isRequeueing();
+ public String toString() { return super.toString()+(count==1?"":(isRequeueing()?("("+(count==0?"*":(count+""))+")"):("["+(count==0?"*":(count+""))+"]")))+" "; }
+ }
+ public static class UnClog extends Instruction {
+ public UnClog(Pump pump) { super(pump); }
+ public String toString() { return super.toString() + "unclog;"; }
}
- public static class Executable extends Instruction {
+ public static class Massacre extends Instruction {
+ public Massacre(Pump pump) { super(pump); }
+ }
- public final BenkoBox benkoBox;
- public final BenkoBox dest;
- public final int count;
+ public static class Clog extends Executable {
+ public Clog(Pump pump) { super(pump, 1); }
+ public String toString() { return super.toString() + "clog;"; }
+ public Instruction.Executable decrementCount() { return null; }
+ public boolean isRequeueing() { return false; }
+ }
- public final boolean tokenIn;
- public final boolean dataIn;
- public final boolean latch;
- public final boolean dataOut;
- public final boolean tokenOut;
- public final boolean recycle;
+ public static class Kill extends CountingInstruction {
+ public Kill(Pump pump, int count) { super(pump, count); }
+ public boolean isRequeueing() { return false; }
+ public String toString() { return super.toString() + "kill;"; }
+ }
+
+ public static abstract class Executable extends CountingInstruction {
+ public Executable(Pump pump, int count) { super(pump, count); }
+ public abstract Instruction.Executable decrementCount();
+ }
+
+ public static class Move extends Executable {
+ public final Destination dest;
+
+ public final boolean tokenIn;
+ public final boolean dataIn;
+ public final boolean latch;
+ public final boolean dataOutDest;
+ public final boolean dataOut;
+ public final boolean tokenOut;
+ public final boolean requeue;
+ public final boolean ignoreUntilLast;
+
+ public boolean isRequeueing() { return requeue; }
/** count=0 denotes a standing move */
- public Executable(BenkoBox benkoBox,
- BenkoBox dest,
- int count,
- boolean tokenIn,
- boolean dataIn,
- boolean latch,
- boolean dataOut,
- boolean tokenOut,
- boolean recycle) {
- this.benkoBox = benkoBox;
+ public Move(Pump pump,
+ Destination dest,
+ int count,
+ boolean tokenIn,
+ boolean dataIn,
+ boolean latch,
+ boolean dataOutDest,
+ boolean dataOut,
+ boolean tokenOut,
+ boolean requeue,
+ boolean ignoreUntilLast) {
+ super(pump, count);
this.dest = dest;
- this.count = count;
this.tokenIn = tokenIn;
this.dataIn = dataIn;
this.latch = latch;
+ this.dataOutDest = dataOutDest;
this.dataOut = dataOut;
this.tokenOut = tokenOut;
- this.recycle = recycle;
+ this.requeue = requeue;
+ this.ignoreUntilLast = ignoreUntilLast;
if (count < 0)
throw new RuntimeException("count field of an instruction must be >=0");
- }
-
- public boolean isStanding() {
- return count==0;
+ if (pump.isInbox() && tokenIn && dataIn)
+ throw new RuntimeException("cannot have both \"wait\" and \"take\"/\"recieve\" on an inbox: " + this);
+ if (pump.isOutbox() && tokenOut && dataOut)
+ throw new RuntimeException("cannot have both \"sendto\" and \"notify\" on an outbox: " + this);
+ if (latch && !dataIn)
+ throw new RuntimeException("cannot have latch bit set without dataIn bit: " + this);
}
public Instruction.Executable decrementCount() {
if (count==1) return null;
- return new Executable(benkoBox, dest, count==0 ? 0 : count-1,
- tokenIn, dataIn, latch, dataOut, tokenOut, recycle);
+ return new Move(pump, dest, count==0 ? 0 : count-1,
+ tokenIn, dataIn, latch, dataOutDest, dataOut, tokenOut, requeue, ignoreUntilLast);
}
public String toString() {
- String ret = benkoBox.toString() + ": ";
- if (count==0 || count>1 || recycle) {
- ret += recycle ? "(" : "[";
- if (count>1) ret += count;
- if (count==0) ret += "*";
- ret += recycle ? ")" : "] ";
- }
+ // FIXME
+ String ret = super.toString();
boolean needcomma = false;
if (tokenIn) { ret += (needcomma ? ", " : "") + "wait"; needcomma = true; }
if (dataIn && latch) {
- if (benkoBox instanceof BenkoBox.Inbox)
+ if (pump.isInbox())
ret += (needcomma ? ", " : "") + "receive";
else
ret += (needcomma ? ", " : "") + "take";
}
if (dataIn && !latch) { ret += (needcomma ? ", " : "") + "dismiss"; needcomma = true; }
if (dataOut) {
- if (benkoBox instanceof BenkoBox.Inbox || dest==null)
+ if (pump.isInbox() || dest==null)
ret += (needcomma ? ", " : "") + "deliver";
else
ret += (needcomma ? ", " : "") + "sendto "+dest;
}
- public static class Literal extends Instruction {
- public final BenkoBox dest;
- protected Literal(BenkoBox dest) { this.dest = dest; }
-
- public static class Absolute extends Literal {
- public final long value;
- public Absolute(BenkoBox dest, long value) { super(dest); this.value = value; }
- public String toString() {
- return value + ": sendto " + dest;
- }
+ public static class LocalLiteral extends Executable {
+ public final long literal;
+ public boolean isRequeueing() { return true; }
+ public LocalLiteral(Pump pump, long literal, int count) {
+ super(pump, count);
+ this.literal = literal;
}
-
- public static class Relative extends Literal {
- /** value transmitted will be offset plus the address from which this instruction was loaded */
- public final long offset;
- public Relative(BenkoBox dest, long offset) { super(dest); this.offset = offset; }
- public String toString() {
- String off = ""+offset;
- if (offset > 0) off = "+"+off;
- return "(@"+offset+"): sendto " + dest;
- }
+ public Instruction.Executable decrementCount() {
+ if (count==1) return null;
+ return new LocalLiteral(pump, literal, count-1);
}
+ }
- public static class CodeBagDescriptor extends Literal {
- /** address of CBD, relative to address that this instruction was loaded from */
- public final long offset;
- public final long size;
- public CodeBagDescriptor(BenkoBox dest, long offset, long size) {
- super(dest); this.offset = offset; this.size = size; }
- public String toString() {
- String off = ""+offset;
- if (offset > 0) off = "+"+off;
- return "(@"+off+":"+size+"): sendto " + dest;
- }
+ public static class CodeBagDescriptor extends Instruction {
+ /** address of CBD, relative to address that this instruction was loaded from */
+ public final long offset;
+ public final long size;
+ public CodeBagDescriptor(Pump pump, long offset, long size) {
+ super(pump);
+ this.offset = offset;
+ this.size = size;
+ }
+ public String toString() {
+ String off = ""+offset;
+ if (offset > 0) off = "+"+off;
+ return "(CBD @"+off+"+"+size+"): sendto " + pump;
}
}
+
}