1 package edu.berkeley.fleet.marina;
3 import com.sun.electric.tool.simulation.test.*;
4 import edu.berkeley.fleet.marina.CmdArgs;
5 import edu.berkeley.fleet.marina.CmdArgs.Mode;
6 import edu.berkeley.fleet.api.Dock;
7 import edu.berkeley.fleet.api.Instruction;
8 import edu.berkeley.fleet.api.Predicate;
9 import edu.berkeley.fleet.api.Instruction.Set.SetDest;
10 import edu.berkeley.fleet.api.Instruction.Set.SetSource;
16 public class MarinaTest {
18 private static Marina marina;
19 private MarinaTest(Marina marina) throws Exception {
24 private void go(String netListName) throws Exception {
25 if (model instanceof NanosimModel) {
26 NanosimLogicSettable mc = (NanosimLogicSettable)
27 ((SimulationModel)model).createLogicSettable(Marina.MASTER_CLEAR);
28 mc.setInitState(true);
31 prln("starting model");
32 if (model instanceof VerilogModel)
33 ((SimulationModel)model).start("verilog", "marina.v", VerilogModel.DUMPVARS, !cmdArgs.jtagShift);
34 else if (model instanceof HsimModel)
35 ((SimulationModel)model).start("hsim64", netListName, 0, !cmdArgs.jtagShift);
36 else if (model instanceof NanosimModel)
37 ((SimulationModel)model).start("nanosim -c cfg", netListName, 0, !cmdArgs.jtagShift);
40 prln("model started");
43 prln("deasserting master clear");
44 if (model instanceof SimulationModel)
45 ((SimulationModel)model).setNodeState(Marina.MASTER_CLEAR, 0);
50 if (cmdArgs.testNum!=0 && cmdArgs.testNum!=1) {
52 cc.shift(Marina.CONTROL_CHAIN, false, true);
55 doOneTest(cmdArgs.testNum);
57 if (model instanceof SimulationModel)
58 ((SimulationModel)model).finish();
61 public static float vdd = 1.0f;
63 //-------------------------- constants -----------------------------------
64 private static final String SCAN_CHAIN_XML = "marina.xml";
66 public static final int INSTR_SZ = 36;
69 public final Instruction.Set.FlagFunction CLEAR_FLAG
70 = Instruction.Set.FlagFunction.ZERO;
71 public final Instruction.Set.FlagFunction SET_FLAG
72 = Instruction.Set.FlagFunction.ZERO.add(Predicate.FlagA)
73 .add(Predicate.NotFlagA);
74 public final Instruction.Set.FlagFunction A_FLAG
75 = Instruction.Set.FlagFunction.ZERO.add(Predicate.FlagA);
77 public final Instruction.Set.FlagFunction B_FLAG
78 = Instruction.Set.FlagFunction.ZERO.add(Predicate.FlagB);
80 // COLUMN_LATENCY is a delay that is larger than the latency through an Infinity column
81 private static final int COLUMN_LATENCY = 10; // nanoseconds
84 // Officially, this should be the number of requeueing no-ops that
85 // can be inserted into an idle dock whose OLC is nonzero.
87 // Less formally, this is roughly the number of stages of
88 // buffering between the instruction insertion point and the
89 // instruction ring, plus the capacity of the instruction ring.
90 private static final int INSTRUCTION_IN_SATURATION_AMOUNT = 19;
92 // This is some number which is significantly greater than
93 // INSTRUCTION_IN_SATURATION_AMOUNT. Increasing it may slow the tests down, but
94 // will never cause them to operate incorrectly.
95 private static final int MORE_THAN_INSTRUCTION_IN_SATURATION_AMOUNT = 25;
97 // This is the number of items which can be in the instruction
98 // fifo ring WITHOUT causing it to stop circulating.
99 private static final int INSTRUCTION_RING_CAPACITY = 13;
101 // Officially, this should be the number of data items which can
102 // be sent from the dock while the "data" proper stopper is in
103 // the "stopped" state
105 // Less formally, this is roughly the number of stages of
106 // buffering between the dock's data successor and the "data"
109 FIXME: what is the correct value here?
110 private static final int DATA_OUT_SATURATION_AMOUNT = XXX;
113 // This is some number which is greater than
114 // DATA_OUT_SATURATION_AMOUNT, but less than the capacity of the
116 private static final int MORE_THAN_DATA_OUT_SATURATION_AMOUNT = 10;
118 // Nominal cycle time assuming 4 GHz throughput
119 public static double CYCLE_TIME_NS;
121 //-------------------------------- types ---------------------------------
123 //-------------------------- private data --------------------------------
124 private static long startTime;
126 public static Indenter indenter = new Indenter();
127 private static ChipModel model;
128 //private ChainControl cc;
129 //private JtagTester tester;
130 private static CmdArgs cmdArgs;
131 private PowerChannel corePowerSupply, padsPowerSupply;
132 private VoltageReadable coreVoltmeter, voltmeterForCurrent;
136 private static ChainTest ctD, ctR, ctC, ct;
137 private static ChainControl ccD, ccR, ccC, cc;
139 //-------------------------- private methods -----------------------------
140 /** @return true if simulation. Return false if we're testing silicon. */
141 private boolean sim() {return model instanceof SimulationModel;}
143 private void prln(String msg) {indenter.prln(msg);}
144 private void pr(String msg) {indenter.pr(msg);}
145 private void adjustIndent(int n) {indenter.adjustIndent(n);}
147 public static void fatal(boolean pred, String msg) { MarinaUtils.fatal(pred, msg); }
149 public static void fatalIfBitVectorsDoNotMatch(BitVector bv1, BitVector bv2) {
150 // FIXME: better error reporting needed here
152 fatal(bv1.getNumBits()!=bv2.getNumBits(), "lengths do not match");
154 boolean mismatch = false;
156 for(int i=0; i<bv1.getNumBits(); i++) {
157 if (bv1.get(i) != bv2.get(i)) {
162 fatal(mismatch, "bit vectors do not match on bits " + err + "\n "+bv1+"\n "+bv2);
165 private static void printTestTime() {
166 long endTime = System.currentTimeMillis();
167 System.out.println("Test took: "+(endTime-startTime)/1000.0+" sec");
170 // Tell user what we're about to do
171 private static void reportTask(CmdArgs args) {
172 System.out.println("Begin testing Marina");
174 case WHOLE_CHIP_SCHEMATIC_PARASITICS:
175 System.out.println(" Simulate whole chip, schematic parasitics");
177 case WHOLE_CHIP_LAYOUT_PARASITICS:
178 System.out.println(" Simulate whole chip, layout parasitics");
181 System.out.println(" Test silicon");
184 fatal(true, "unrecognized CmdArgs.Mode");
190 static PowerChannel vdd18;
191 static PowerChannel vdd10;
192 static PowerChannel vdds;
194 private static void setVdd10(float v) {
195 if (vdd10==null) return;
196 vdd10.setVoltageWait(v);
200 /** In the absence of looping, the longest path through Infinity is 4 column delays */
201 private void waitUntilQuiescent() {
202 model.waitNS(4*COLUMN_LATENCY);
206 /** Generate List of BitVectors where Token=true, high 25 data bits
207 * are alternating ones and zeros, low 12 data bits increment from
208 * zero, and address is given by addr. */
209 private List<BitVector> makeIncrDataConstAdr(int num, int addr) {
210 List<BitVector> ans = new ArrayList<BitVector>();
211 BitVector dHi = new BitVector(25, "dataHi");
212 BitVector dLo = new BitVector(12, "dataLo");
213 BitVector t = new BitVector("1", "token");
214 BitVector a = new BitVector(14, "addr");
215 dHi.setFromLong(0x00aaaaa);
217 for (int i=0; i<num; i++) {
219 ans.add(dHi.cat(dLo).cat(t).cat(a));
224 private void stopToStop(ProperStopper s1, ProperStopper s2,
225 List<BitVector> din) {
226 prln("Begin stopToStop");
234 waitUntilQuiescent();
236 List<BitVector> dout = s2.drainMany();
238 MarinaUtils.compareItemsOrdered(din, dout);
241 prln("End stopToStop");
243 /** Burst data from src to dst. gate is stopped while loading src. gate
244 * is then run to allow the burst to flow. */
245 private void stopToStopBurst(ProperStopper src, ProperStopper gate,
247 List<BitVector> din) {
248 prln("Begin stopToStopBurst test");
257 waitUntilQuiescent();
259 // open the gate to start the burst
261 waitUntilQuiescent();
263 List<BitVector> dout = dst.drainMany();
265 MarinaUtils.compareItemsOrdered(din, dout);
268 prln("End stopToStopBurst test");
271 private void stopToStopOne(ProperStopper s1, ProperStopper s2,
273 prln("Begin stopToStopOne");
276 List<BitVector> din = makeIncrDataConstAdr(1, adr);
277 stopToStop(s1, s2, din);
280 prln("End stopToStopOne");
283 private void stopToStopThree(ProperStopper s1, ProperStopper s2,
285 prln("Begin stopToStopOne");
288 List<BitVector> din = makeIncrDataConstAdr(3, adr);
289 stopToStop(s1, s2, din);
292 prln("End stopToStopOne");
295 private int indexOf(BitVector o, List<BitVector> dIn) {
296 for (int i=0; i<dIn.size(); i++) {
297 if (o.equals(dIn.get(i))) return i;
301 private String ringDump(List<BitVector> dIn, List<BitVector> dOut) {
302 StringBuffer sb = new StringBuffer();
303 sb.append(" ring dump: ");
304 for (BitVector o : dOut) {
305 sb.append(indexOf(o, dIn)+" ");
307 return sb.toString();
310 private int[][] makeIntArray2D(int a, int b) {
311 int[][] ans = new int[a][];
312 for (int i=0; i<a; i++) ans[i] = new int[b];
316 //=========================================================================
317 // Put top level tests here
319 private void testChains(Marina marina) {
321 prln("Testing control chain...");
322 ctC.testOneChain(Marina.CONTROL_CHAIN, Infrastructure.SEVERITY_WARNING);
324 ccC.shift(Marina.CONTROL_CHAIN, false, true);
328 prln("Testing data chain...");
329 ctD.testOneChain(Marina.DATA_CHAIN, Infrastructure.SEVERITY_WARNING);
331 //ccD.shift(Marina.DATA_CHAIN, false, true);
335 prln("Testing report chain...");
336 ctR.testOneChain(Marina.REPORT_CHAIN, Infrastructure.SEVERITY_WARNING);
338 //ccR.shift(Marina.REPORT_CHAIN, false, true);
342 prln("Testing control chain...");
343 ct.testOneChain(Marina.CONTROL_CHAIN, Infrastructure.SEVERITY_WARNING);
345 cc.shift(Marina.CONTROL_CHAIN, false, true);
346 prln("Testing data chain...");
347 ct.testOneChain(Marina.DATA_CHAIN, Infrastructure.SEVERITY_WARNING);
348 prln("Testing report chain...");
349 ct.testOneChain(Marina.REPORT_CHAIN, Infrastructure.SEVERITY_WARNING);
353 private void testProperStoppers(Marina marina) {
354 prln("Begin testProperStoppers");
357 for(ProperStopper ps : new ProperStopper[] { marina.northRing, marina.southRing }) {
359 prln("testing " + (ps == marina.northRing ? "data" : "instruction") + " stopper");
362 prln("un-stopping stopper");
364 fatal( ps.getStopped(), "stopper should not have been stopped, but was");
366 prln("stopping stopper");
368 fatal( !ps.getStopped(), "stopper should have been stopped, but was not");
376 private void sendInstructions(Marina marina) {
377 prln("Begin sendInstructions");
380 List<BitVector> din = new ArrayList<BitVector>();
382 BitVector count = new BitVector(MarinaPacket.WORD_WIDTH,"count");
383 BitVector one = new BitVector(MarinaPacket.WORD_WIDTH, "one");
384 count.setFromLong(0);
386 for (int i=0; i<3; i++) {
388 count = count.add(one);
391 for(BitVector d : din)
392 marina.southRing.fill(new MarinaPacket(d, false, MarinaPacket.null_path));
395 prln("End sendInstructions");
398 private void sendToken(Marina marina) {
399 prln("Begin sendToken");
402 //getCtrsFlags(marina);
404 int nbToks = marina.getNumTokens();
405 fatal(nbToks!=0, "Expected no tokens on initialization but got: "+nbToks+" tokens");
407 marina.southRing.fill(setIlc(1));
408 marina.southRing.fill(SEND_TOKEN);
409 nbToks = marina.getNumTokens();
410 fatal(nbToks!=1, "Expected one token to emerge but got: "+nbToks+" tokens");
413 prln("End sendToken");
416 private void sendData(Marina marina) {
417 prln("Begin sendData");
420 edu.berkeley.fleet.api.BitVector bv = new edu.berkeley.fleet.api.BitVector(13);
421 for(int i=0; i<bv.length(); i+=2) bv.set(i, false);
422 MarinaPath path = new MarinaPath(marina, bv);
424 marina.southRing.fill(setIlc(1));
425 marina.southRing.fill(SEND_DATA);
427 List<BitVector> dataItems = marina.northRing.drainMany();
428 fatal(dataItems.size()!=1, "Expected one data item to emerge but got: "+dataItems.size()+" data items");
430 MarinaPacket mp = new MarinaPacket(dataItems.get(0));
431 fatal(mp.tokenhood, "Expected tokenhood=data, but got tokenhood=token");
434 prln("End sendData");
437 private void sendDataIlcInfinite(Marina marina) {
438 prln("Begin sendDataIlcInfinite");
441 marina.southRing.fill(new Instruction[] {
442 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,SetSource.Infinity),
448 List<BitVector> dataItems = marina.northRing.drainMany(howmany);
449 fatal(dataItems.size()!=howmany,
450 "Expected an unending supply of data items to emerge but only got got: "+dataItems.size());
453 prln("End sendDataIlcInfinite");
456 private Instruction setOlc(int olc) {
457 return new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, olc);
459 private Instruction setOlcIfZero(int olc) {
460 return new Instruction.Set(marina.getOnlyDock(),Predicate.Default,SetDest.OuterLoopCounter, olc);
462 private Instruction setIlc(int ilc) {
463 return new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, ilc);
466 private void testFlagD(Marina marina) {
467 prln("Begin testFlagD");
470 List<BitVector> toks;
472 Predicate only_if_olc_zero = Predicate.FlagD;
473 Predicate only_if_olc_nonzero = Predicate.Default;
475 marina.southRing.fill(setIlc(1));
477 for(int olc : new int[] { 1, 0 }) {
478 for(boolean predicate_olc_nonzero : new boolean[] { true, false }) {
479 prln("Attempting send data item with "+
481 "predicate olc"+(predicate_olc_nonzero?"!=0":"==0"));
484 marina.southRing.fill(new Instruction[] {
486 new Instruction.Move(marina.getOnlyDock(),
487 predicate_olc_nonzero // predicate
488 ? only_if_olc_nonzero
491 false, // torpedoable
501 expectNorthFifoExactly((predicate_olc_nonzero == (olc!=0)) ? 1 : 0);
503 for(int i=0; i<olc; i++)
504 marina.southRing.fill(DEC);
510 prln("End testFlagD");
513 private void testPredicationOnAB(Marina marina) {
514 prln("Begin testPredicationOnAB");
517 List<BitVector> dItems;
519 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, 1));
520 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, 1));
522 for(boolean flag_a : new boolean[] { false, true }) {
523 for(boolean flag_b : new boolean[] { false, true }) {
524 prln("Setting flags, a="+flag_a+" b="+flag_b);
525 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
527 ? Instruction.Set.FlagFunction.ONE
528 : Instruction.Set.FlagFunction.ZERO,
530 ? Instruction.Set.FlagFunction.ONE
531 : Instruction.Set.FlagFunction.ZERO
533 getCtrsFlags(marina);
536 for(Predicate predicate : new Predicate[] {
544 prln("Attempting send data with a="+flag_a+", b="+flag_b+", predicate="+predicate);
546 marina.southRing.fill(new Instruction.Move(marina.getOnlyDock(),
547 predicate, // predicate
548 false, // torpedoable
558 dItems = marina.northRing.drainMany();
559 int expected = predicate.evaluate(flag_a, flag_b, false, false) ? 1 : 0;
560 fatal(dItems.size()!=expected, "Expected "+expected+" data items to emerge but got: "+
561 dItems.size()+" items(s)");
567 prln("End testPredicationOnAB");
571 private void showOlc() {
572 prln("OLC=="+marina.getOLC());
574 private void expectOlc(int x) {
575 int olc = marina.getOLC();
576 fatal(x!=olc, "expected OLC=="+x+", but scanned out OLC=="+olc);
579 private void getCtrsFlags(Marina marina) {
580 prln("begin getCtrsFlags");
584 prln("ILC.done=="+marina.getILCDone()+
585 " ILC.infinity=="+marina.getILCInfinity()+
586 " ILC.count=="+marina.getILC());
587 prln("flagA=="+marina.getFlagA());
588 prln("flagB=="+marina.getFlagB());
590 prln("end getCtrsFlags");
593 private void walkOneOLC(Marina marina) {
594 prln("Begin walkOneOLC");
597 //for (int i=-1; i<6; i++) {
598 marina.southRing.fill(new Instruction[] {
600 new Instruction.Head(marina.getOnlyDock()),
602 // new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD, SetDest.OuterLoopCounter, 1),
606 TORPEDOABLE_RECV_DATA,
612 //new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, SetSource.Decrement),
614 new Instruction.Tail(marina.getOnlyDock()),
616 marina.southRing.fill(new Instruction[] {
621 BitVector bits = null;
622 marina.shiftReport(true, false);
623 for(int i=0; i<4; i++) {
624 BitVector x = marina.cc.getOutBits(marina.REPORT_CHAIN+"."+marina.OLC_PATH_KESSEL+i);
625 //System.out.println("bits are: " + x);
626 bits = bits==null ? x : bits.cat(x);
628 System.out.println("dec="+bits.get(0));
629 if (bits.get(1)) throw new RuntimeException();
632 /* for (int i=0; i<64; i++) {
634 if (marina.kesselsCounter) {
635 System.out.println("master-clearing...");
636 // master clear on each iteration; otherwise we'd need to "run down" the olc
637 marina.masterClear();
638 marina.southRing.enableInstructionSend(true);
641 expectTokensExactly(0);
644 int inOlc = i==-1 ? 0 : (1<<i);
646 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, inOlc));
647 marina.southRing.fill(SEND_DATA_IF_D_SET);
648 marina.southRing.fill(SEND_DATA_IF_D_NOT_SET);
649 marina.southRing.fill(SEND_DATA);
651 model.waitNS(128 * CYCLE_TIME_NS);
654 prln("walkOneOLC: "+inOlc+" checks out");
655 expectNorthFifoExactly(0);
658 prln("End walkOneOLC");
661 private void walkOneILC(Marina marina) {
662 prln("Begin walkOneILC");
664 for (int i=0; i<6; i++) {
665 // Mask off the "zero" bit position
667 prln("inIlc="+inIlc);
668 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, inIlc));
669 int outIlc = marina.getILC();
670 fatal(outIlc!=inIlc, "bad ILC count: "+outIlc+" expected: "+inIlc);
671 fatal(marina.getILCInfinity(), "bad Infinity bit: true");
673 prln("Now test the infinity bit");
674 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, SetSource.Infinity));
675 fatal(!marina.getILCInfinity(), "bad Infinity bit: false");
677 prln("End walkOneILC");
679 private void countIlc(Marina marina) {
680 final int maxIlc = 63;
681 prln("Begin countIlc");
684 marina.southRing.fill(new
685 Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, maxIlc));
687 int ilc = marina.getILC();
688 fatal(ilc!=maxIlc, "bad ILC count: "+ilc+" expected: "+maxIlc);
690 prln("execute a move instruction that does nothing except decrement the ILC to zero");
691 marina.southRing.fill(
692 new Instruction.Move(marina.getOnlyDock(),
693 Predicate.IgnoreFlagD, // predicate
694 false, // torpedoable
704 // wait for ILC to count from 63 to 0
705 model.waitNS(128 * CYCLE_TIME_NS);
706 //model.waitNS(10000);
708 prln("Check that ILC==0");
709 ilc = marina.getILC();
710 fatal(ilc!=0, "bad ILC count: "+ilc+" expected: "+0);
713 prln("End countIlc");
715 // Note: countOlc takes 44 minutes to run on nanosim
716 private void countOlc(Marina marina) {
718 prln("Begin countOlc");
721 marina.southRing.fill(setOlc(maxOlc));
723 for (int i=maxOlc; i>=0; i--) {
724 model.waitNS(128 * CYCLE_TIME_NS);
725 prln("OLC should be: "+i);
727 marina.southRing.fill(new
728 Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, SetSource.Decrement));
732 prln("End countOlc");
734 private void loadEveryValueOLC(Marina marina) {
737 for (int i=0; i<(1<<6); i++) {
739 if (marina.kesselsCounter) {
740 System.out.println("master-clearing...");
741 // master clear on each iteration; otherwise we'd need to "run down" the olc
742 marina.masterClear();
743 marina.southRing.enableInstructionSend(true);
747 marina.southRing.fill(new Instruction[] {
751 // to ensure that instruction is bubble-limited
754 // the Set-OLC instruction
755 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, inOlc),
757 // put a Set-ILC instruction right behind it with inverted bits to be sure we're
758 // not capturing the instruction-latch value too late in the cycle
759 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, (inOlc ^ (~(-1<<6)))),
763 model.waitNS(128 * CYCLE_TIME_NS);
764 marina.northRing.fill();
765 model.waitNS(128 * CYCLE_TIME_NS);
768 prln("loadEveryValueOLC: "+inOlc+" checks out");
773 private void saturateInstructionFifo(Marina marina, Instruction instruction, int quantity, boolean expect_it_to_jam_up) {
774 prln("Inserting "+quantity+" copies of \"" + instruction + "\"");
777 for(i=0; i<quantity; i++) {
778 prln("Inserting instruction " + (i+1) +"/"+ quantity);
779 marina.southRing.fill(instruction);
780 boolean jammed = (marina.southRing.getFillStateWire()==MarinaUtils.StateWireState.FULL);
781 if (jammed && expect_it_to_jam_up) {
782 prln("Stopper remained full after inserting instruction; this was expected; we are happy.");
786 fatal(jammed, "Instruction stopper did not drain after inserting " + (i+1) + " instructions; not good!");
788 fatal(expect_it_to_jam_up, "Expected instruction stopper to jam up, but it did not");
790 prln("Successfully inserted " + i + " instructions");
793 private MarinaPath null_path = new MarinaPath(marina, MarinaUtils.sunToBerk(MarinaPacket.null_path));
795 private final Instruction DEC =
796 new Instruction.Set(marina.getOnlyDock(),Predicate.Default,SetDest.OuterLoopCounter, SetSource.Decrement);
798 private final Instruction FLAG_NOP =
799 new Instruction.Set(marina.getOnlyDock(), Predicate.IgnoreFlagD,
800 CLEAR_FLAG.add(Predicate.FlagA),
801 CLEAR_FLAG.add(Predicate.FlagB));
803 private final Instruction FLAG_NOP_IF_FLAG_A =
804 new Instruction.Set(marina.getOnlyDock(), Predicate.FlagA,
805 CLEAR_FLAG.add(Predicate.FlagA),
806 CLEAR_FLAG.add(Predicate.FlagB));
808 private final Instruction NOP =
809 new Instruction.Move(marina.getOnlyDock(),
810 Predicate.IgnoreFlagD, /* predicate */
811 false, /* torpedoable */
815 false, /* latchData */
816 false, /* latchPath */
821 private final Instruction SEND_DATA =
822 new Instruction.Move(marina.getOnlyDock(),
823 Predicate.IgnoreFlagD, /* predicate */
824 false, /* torpedoable */
825 null_path, /* path */
828 false, /* latchData */
829 false, /* latchPath */
834 private final Instruction SEND_DATA_IF_D_NOT_SET =
835 new Instruction.Move(marina.getOnlyDock(),
836 Predicate.Default, /* predicate */
837 false, /* torpedoable */
838 null_path, /* path */
841 false, /* latchData */
842 false, /* latchPath */
847 private final Instruction SEND_DATA_IF_A_SET_AND_D_NOT_SET =
848 new Instruction.Move(marina.getOnlyDock(),
849 Predicate.FlagA, /* predicate */
850 false, /* torpedoable */
851 null_path, /* path */
854 false, /* latchData */
855 false, /* latchPath */
860 private final Instruction SEND_DATA_IF_D_SET =
861 new Instruction.Move(marina.getOnlyDock(),
862 Predicate.FlagD, /* predicate */
863 false, /* torpedoable */
864 null_path, /* path */
867 false, /* latchData */
868 false, /* latchPath */
873 private final Instruction SEND_TOKEN_IF_D_SET =
874 new Instruction.Move(marina.getOnlyDock(),
875 Predicate.FlagD, /* predicate */
876 false, /* torpedoable */
877 null_path, /* path */
880 false, /* latchData */
881 false, /* latchPath */
886 private final Instruction SEND_TOKEN_IF_D_NOT_SET =
887 new Instruction.Move(marina.getOnlyDock(),
888 Predicate.Default, /* predicate */
889 false, /* torpedoable */
890 null_path, /* path */
893 false, /* latchData */
894 false, /* latchPath */
899 private final Instruction TORPEDOABLE_RECV_DATA =
900 new Instruction.Move(marina.getOnlyDock(),
901 Predicate.IgnoreFlagD, /* predicate */
902 true, /* torpedoable */
906 true, /* latchData */
907 false, /* latchPath */
912 private final Instruction RECV_DATA =
913 new Instruction.Move(marina.getOnlyDock(),
914 Predicate.IgnoreFlagD, /* predicate */
915 false, /* torpedoable */
919 true, /* latchData */
920 false, /* latchPath */
925 private final Instruction SEND_TOKEN =
926 new Instruction.Move(marina.getOnlyDock(),
927 Predicate.IgnoreFlagD, /* predicate */
928 false, /* torpedoable */
929 null_path, /* path */
932 false, /* latchData */
933 false, /* latchPath */
938 private final Instruction RECV_TOKEN =
939 new Instruction.Move(marina.getOnlyDock(),
940 Predicate.IgnoreFlagD, /* predicate */
941 false, /* torpedoable */
945 false, /* latchData */
946 false, /* latchPath */
952 private void expectNorthFifoNoMoreThan(int num) {
953 model.waitNS(128 * CYCLE_TIME_NS);
954 List<BitVector> dataItems = marina.northRing.drainMany(num+1);
955 fatal(dataItems.size()>num,
956 "Expected no more than "+num+
957 " data items to emerge but got at least: "+dataItems.size());
959 private void expectNorthFifoExactly(int num) {
960 model.waitNS(128 * CYCLE_TIME_NS);
961 List<BitVector> dataItems = marina.northRing.drainMany(num+1);
962 fatal(dataItems.size()!=num,
963 "Expected exactly "+num+
964 " data items to emerge but got at least: "+dataItems.size());
966 private void expectNorthFifoAtLeast(int num) {
967 model.waitNS(128 * CYCLE_TIME_NS);
968 List<BitVector> dataItems = marina.northRing.drainMany(num);
969 fatal(dataItems.size()<num,
970 "Expected at least "+num+
971 " data items to emerge but got only: "+dataItems.size());
973 private void expectTokensNoMoreThan(int num) {
974 int x = marina.getNumTokens();
975 List<BitVector> dataItems = marina.northRing.drainMany(num+1);
977 "Expected no more than "+num+
978 " tokens to emerge but got at least: "+x);
980 private void expectTokensExactly(int num) {
981 int x = marina.getNumTokens();
983 "Expected exactly "+num+
984 " tokens but got at least: "+x);
987 private void testFlagDRecomputationTime(Marina marina) {
988 marina.southRing.fill(setIlc(1));
989 marina.southRing.fill(new Instruction[] {
991 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,0),
992 SEND_DATA_IF_D_NOT_SET
994 marina.northRing.fill();
995 expectNorthFifoNoMoreThan(0);
997 marina.southRing.fill(new Instruction[] {
999 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,1),
1000 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,SetSource.Decrement),
1001 SEND_DATA_IF_D_NOT_SET
1003 marina.northRing.fill();
1004 expectNorthFifoNoMoreThan(0);
1006 marina.southRing.fill(new Instruction[] {
1008 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,2),
1009 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,SetSource.Decrement),
1010 SEND_DATA_IF_D_NOT_SET
1012 marina.northRing.fill();
1013 expectNorthFifoExactly(1);
1014 marina.southRing.fill(DEC);
1016 marina.southRing.fill(new Instruction[] {
1018 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,0),
1019 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,1),
1020 SEND_DATA_IF_D_NOT_SET
1022 marina.northRing.fill();
1023 expectNorthFifoExactly(1);
1026 private void testTailWaitsForHead(Marina marina) {
1027 marina.southRing.fill(setIlc(1));
1028 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, 63));
1030 marina.southRing.enableInstructionSend(false);
1031 marina.southRing.enableInstructionRecirculate(true);
1033 marina.southRing.fill(TORPEDOABLE_RECV_DATA);
1034 marina.southRing.fill(new Instruction.Head(marina.getOnlyDock()));
1035 marina.southRing.fill(SEND_DATA);
1036 marina.southRing.fill(TORPEDOABLE_RECV_DATA);
1037 marina.southRing.fill(SEND_TOKEN);
1038 marina.southRing.fill(TORPEDOABLE_RECV_DATA);
1039 marina.southRing.fill(new Instruction.Tail(marina.getOnlyDock()));
1040 marina.southRing.fillTorpedo();
1042 marina.southRing.enableInstructionRecirculate(false);
1043 marina.southRing.enableInstructionSend(true);
1044 marina.southRing.run();
1046 expectNorthFifoNoMoreThan(0);
1047 prln("inserting into north proper stopper");
1048 marina.northRing.fill();
1049 expectNorthFifoExactly(1);
1050 int nbToks = marina.getNumTokens();
1051 fatal(nbToks!=1, "Expected one token to emerge but got: "+nbToks+" tokens");
1055 marina.southRing.fill(setIlc(1));
1056 marina.southRing.fill(setOlc(1));
1058 // this makes the head wait for the torpedo
1059 marina.southRing.fill(TORPEDOABLE_RECV_DATA);
1061 // the head should wait for the tail
1062 marina.southRing.fill(new Instruction.Head(marina.getOnlyDock()));
1063 marina.southRing.fill(NOP);
1064 marina.southRing.fill(SEND_DATA);
1065 marina.southRing.fill(RECV_DATA);
1067 expectNorthFifoNoMoreThan(0);
1069 marina.southRing.fillTorpedo();
1070 expectNorthFifoNoMoreThan(0);
1072 marina.southRing.fill(new Instruction.Tail(marina.getOnlyDock()));
1073 expectNorthFifoExactly(1);
1076 private void testTailWithoutHead(Marina marina) {
1077 marina.southRing.fill(setIlc(1));
1078 marina.southRing.fill(new Instruction[] {
1079 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, 63),
1080 new Instruction.Tail(marina.getOnlyDock()),
1083 List<BitVector> dataItems = marina.northRing.drainMany(1);
1084 fatal(dataItems.size()!=0, "Expected exactly no data items to emerge but got at least: "+dataItems.size());
1087 private void testHeadWaitsForTail(Marina marina) {
1088 List<BitVector> dataItems;
1090 prln("Begin testHeadWaitsForTail");
1093 marina.southRing.fill(setIlc(1));
1094 marina.southRing.fill(new Instruction[] {
1095 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, 63),
1096 new Instruction.Head(marina.getOnlyDock()),
1097 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,1),
1101 expectNorthFifoExactly(0);
1102 marina.southRing.fill(new Instruction.Tail(marina.getOnlyDock()));
1103 expectNorthFifoAtLeast(1);
1106 prln("End testHeadWaitsForTail");
1109 private void testNonTorpedoableMoveDoesNotResetDFlag(Marina marina) {
1110 marina.southRing.fill(setIlc(1));
1111 marina.southRing.fill(new Instruction[] {
1112 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,63),
1113 new Instruction.Move(marina.getOnlyDock(),
1114 Predicate.IgnoreFlagD, // predicate
1115 true, // torpedoable
1124 new Instruction.Move(marina.getOnlyDock(),
1125 Predicate.FlagD, // predicate
1126 false, // torpedoable
1136 marina.southRing.fillTorpedo();
1137 expectNorthFifoExactly(1);
1138 marina.southRing.fill(new Instruction[] {
1139 new Instruction.Move(marina.getOnlyDock(),
1140 Predicate.Default, // predicate
1141 false, // torpedoable
1151 expectNorthFifoNoMoreThan(0);
1154 private void testAbort(Marina marina) {
1156 marina.southRing.fill(setIlc(1));
1157 marina.southRing.fill(new Instruction[] {
1158 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.DataLatch,1),
1159 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,2),
1160 SEND_DATA_IF_D_NOT_SET,
1161 new Instruction.Head(marina.getOnlyDock()),
1162 SEND_DATA_IF_D_NOT_SET,
1163 new Instruction.Set(marina.getOnlyDock(),Predicate.Default,SetDest.DataLatch,2),
1164 new Instruction.Abort(marina.getOnlyDock(), Predicate.FlagD),
1165 new Instruction.Set(marina.getOnlyDock(),Predicate.Default,SetDest.OuterLoopCounter,SetSource.Decrement),
1166 new Instruction.Tail(marina.getOnlyDock()),
1169 for(int i=0; i<4; i++) {
1172 model.waitNS(128 * CYCLE_TIME_NS);
1173 bv = new MarinaPacket(marina.northRing.drain()).data.bitReverse();
1174 fatal(bv==null, "no data item found");
1175 prln("got " + bv.toLong());
1176 fatal(bv.toLong()!=1, "expected 1, got " + bv.toLong());
1178 model.waitNS(128 * CYCLE_TIME_NS);
1179 bv = new MarinaPacket(marina.northRing.drain()).data.bitReverse();
1180 fatal(bv==null, "no data item found");
1181 prln("got " + bv.toLong());
1182 fatal(bv.toLong()!=1, "expected 1, got " + bv.toLong());
1184 model.waitNS(128 * CYCLE_TIME_NS);
1185 bv = new MarinaPacket(marina.northRing.drain()).data.bitReverse();
1186 fatal(bv==null, "no data item found");
1187 prln("got " + bv.toLong());
1188 fatal(bv.toLong()!=2, "expected 2, got " + bv.toLong());
1193 private void testAbortOutsideOfLoop(Marina marina) {
1194 marina.southRing.fill(setIlc(1));
1195 marina.southRing.fill(new Instruction[] {
1196 // ensure that an abort doesn't cause problems if no loop is in progress
1197 new Instruction.Abort(marina.getOnlyDock(), Predicate.IgnoreFlagD),
1200 expectNorthFifoExactly(1);
1203 private void testFlagAB(Marina marina) {
1204 prln("Begin testFlagAB");
1207 Instruction.Set.FlagFunction zero = Instruction.Set.FlagFunction.ZERO;
1208 Instruction.Set.FlagFunction one = zero;
1211 // we should be able to use any pair of FlagX+NotFlagX,
1212 // but we toss them all in to maximize the chances of the
1213 // test passing (later we will try the individual
1214 // combinations to maximize the chances of failure).
1215 one = one.add(Predicate.FlagA);
1216 one = one.add(Predicate.NotFlagA);
1217 one = one.add(Predicate.FlagB);
1218 one = one.add(Predicate.NotFlagB);
1219 one = one.add(Predicate.FlagC);
1220 one = one.add(Predicate.NotFlagC);
1222 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,1));
1223 for(boolean fast : new boolean[] { true, false }) {
1224 // clear the flags to a known state, then check both 0->1 and 1->0 transitions
1225 for(boolean b : new boolean[] { false, true, false }) {
1226 prln("state: a="+marina.getFlagA()+", b="+marina.getFlagB());
1227 prln((b?"Setting":"Clearing")+" flags");
1229 Instruction inst = new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
1234 marina.southRing.fill(new Instruction[] {
1239 model.waitNS(64 * CYCLE_TIME_NS);
1240 marina.northRing.fill();
1242 marina.southRing.fill(inst);
1245 fatal(marina.getFlagA()!=b,
1246 "after "+(b?"setting":"clearing")+" FlagA, it was still "+(b?"clear":"set"));
1247 fatal(marina.getFlagB()!=b,
1248 "after "+(b?"setting":"clearing")+" FlagB, it was still "+(b?"clear":"set"));
1253 prln("End testFlagAB");
1257 * WARNING: this is a very, very, very long test case -- it goes
1258 * through 216 iterations.
1260 private void testFlagTruthTable(Marina marina) {
1261 prln("Begin testFlagTruthTable");
1264 marina.southRing.fill(setIlc(1));
1265 Instruction.Set.FlagFunction zero = Instruction.Set.FlagFunction.ZERO;
1266 Instruction.Set.FlagFunction one = zero.add(Predicate.FlagA).add(Predicate.NotFlagA);
1268 for(Predicate a_input : new Predicate[] { null, Predicate.FlagA, Predicate.NotFlagA })
1269 for(Predicate b_input : new Predicate[] { null, Predicate.FlagB, Predicate.NotFlagB })
1270 for(Predicate c_input : new Predicate[] { null, Predicate.FlagC, Predicate.NotFlagC })
1271 for(boolean a_state : new boolean[] { false, true })
1272 for(boolean b_state : new boolean[] { false, true })
1273 for(boolean c_state : new boolean[] { false, true }) {
1274 for(boolean which : new boolean[] { false, true }) {
1276 prln("before instruction: a="+a_state+", b="+b_state+", c="+c_state);
1277 // set A,B flags to a_state and b_state
1278 marina.southRing.fill(new
1279 Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
1280 a_state ? one : zero,
1281 b_state ? one : zero
1284 // set C flag to c_state
1285 BitVector data = new BitVector(37, "empty");
1286 BitVector addr = new BitVector(14, "empty");
1287 for(int i=0; i<data.getNumBits(); i++) data.set(i, false);
1288 for(int i=0; i<addr.getNumBits(); i++) addr.set(i, false);
1289 addr.set(Marina.INDEX_OF_ADDRESS_BIT_COPIED_TO_C_FLAG_WHEN_DC_EQUALS_ONE, c_state);
1290 marina.northRing.fill(new MarinaPacket(data, false, addr));
1291 marina.southRing.fill(RECV_DATA);
1293 Instruction.Set.FlagFunction func = zero;
1294 if (a_input!=null) func = func.add(a_input);
1295 if (b_input!=null) func = func.add(b_input);
1296 if (c_input!=null) func = func.add(c_input);
1298 Instruction inst = new
1299 Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
1300 !which ? func : zero.add(Predicate.FlagA),
1301 which ? func : zero.add(Predicate.FlagB)
1304 marina.southRing.fill(inst);
1306 boolean expected_a = !which ? func.evaluate(a_state, b_state, c_state, false) : a_state;
1307 boolean expected_b = which ? func.evaluate(a_state, b_state, c_state, false) : b_state;
1308 fatal(expected_a != marina.getFlagA(),
1309 "expected A="+expected_a+", but got "+marina.getFlagA());
1310 fatal(expected_b != marina.getFlagB(),
1311 "expected B="+expected_b+", but got "+marina.getFlagB());
1315 prln("End testFlagTruthTable");
1318 private void recvData(Marina marina) {
1319 prln("Begin recvData");
1322 marina.southRing.fill(setIlc(1));
1323 marina.southRing.fill(new Instruction[] {
1324 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD, CLEAR_FLAG, CLEAR_FLAG),
1325 new Instruction.Move(marina.getOnlyDock(),
1326 Predicate.IgnoreFlagD, // predicate
1327 false, // torpedoable
1336 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD, SET_FLAG, SET_FLAG),
1338 model.waitNS(64 * CYCLE_TIME_NS);
1340 prln("checking to confirm that A flag is cleared");
1341 fatal(marina.getFlagA(), "bad A flag: "+marina.getFlagA());
1343 prln("inserting data item in north fifo ring");
1344 BitVector data = new BitVector(37, "empty");
1345 BitVector addr = new BitVector(14, "empty");
1346 for(int i=0; i<data.getNumBits(); i++) data.set(i, false);
1347 for(int i=0; i<addr.getNumBits(); i++) addr.set(i, false);
1348 marina.northRing.fill(new MarinaPacket(data, false, addr));
1349 model.waitNS(64 * CYCLE_TIME_NS);
1351 prln("checking to see if A flag got set");
1352 fatal(!marina.getFlagA(), "bad A flag: "+marina.getFlagA());
1355 prln("End recvData");
1359 private void testRecvAndSendWalkingOne(Marina marina) {
1360 prln("Begin testRecvAndSendWalkingOne");
1363 marina.southRing.fill(setIlc(1));
1365 List<BitVector> dataItems;
1366 for(int bit=0; bit<37; bit++) {
1368 BitVector data = new BitVector(37, "empty");
1369 BitVector addr = new BitVector(14, "empty");
1370 for(int i=0; i<data.getNumBits(); i++) data.set(i, false);
1371 for(int i=0; i<addr.getNumBits(); i++) addr.set(i, false);
1372 data.set(bit, true);
1373 prln("testing with bit pattern " + data);
1375 prln("inserting data item into north fifo ring");
1376 marina.northRing.fill(new MarinaPacket(data, false, addr));
1378 prln("stopping the north proper stopper");
1379 marina.northRing.stop();
1381 dataItems = marina.northRing.drainMany(1);
1382 fatal(dataItems.size()!=0,
1383 "found a data item waiting in the north proper stopper, but should not have");
1385 marina.southRing.fill(new Instruction.Move(marina.getOnlyDock(),
1386 Predicate.IgnoreFlagD, // predicate
1387 false, // torpedoable
1397 dataItems = marina.northRing.drainMany(2);
1398 fatal(dataItems.size()!=1,
1399 "found "+dataItems.size()+" data items in north fifo; expected one");
1400 MarinaPacket mp = new MarinaPacket(dataItems.get(0));
1401 fatalIfBitVectorsDoNotMatch(mp.data, data);
1405 prln("End testRecvAndSendWalkingOne");
1410 private void setOlcFromDataLatch(Marina marina) {
1411 prln("Begin setOlcFromDataLatch");
1414 marina.southRing.fill(setIlc(1));
1416 // walk a bit from 0 to 5
1417 for(int bit=0; bit<6; bit++) {
1418 prln("inserting data item in north fifo ring");
1419 BitVector data = new BitVector(37, "empty");
1420 BitVector addr = new BitVector(14, "empty");
1421 for(int i=0; i<data.getNumBits(); i++) data.set(i, false);
1422 for(int i=0; i<addr.getNumBits(); i++) addr.set(i, false);
1423 data.set(bit, true);
1424 marina.northRing.fill(new MarinaPacket(data, false, addr));
1426 marina.southRing.fill(new Instruction[] {
1428 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,SetSource.DataLatch),
1429 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.DataLatch,-1),
1432 model.waitNS(CYCLE_TIME_NS * 64);
1436 if (marina.kesselsCounter) {
1437 // master clear on each iteration; otherwise we'd need to "run down" the olc
1438 marina.masterClear();
1439 marina.southRing.enableInstructionSend(true);
1444 prln("End setOlcFromDataLatch");
1447 private void setIlcFromDataLatch(Marina marina) {
1448 prln("Begin setIlcFromDataLatch");
1451 marina.southRing.fill(setIlc(1));
1453 // walk a bit from 0 to 5
1454 for(int bit=5; bit>=0; bit--) {
1455 prln("inserting data item in north fifo ring");
1456 BitVector data = new BitVector(37, "empty");
1457 BitVector addr = new BitVector(14, "empty");
1458 for(int i=0; i<data.getNumBits(); i++) data.set(i, false);
1459 for(int i=0; i<addr.getNumBits(); i++) addr.set(i, false);
1460 data.set(bit, true);
1461 marina.northRing.fill(new MarinaPacket(data, false, addr));
1463 marina.southRing.fill(new Instruction[] {
1464 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,1),
1466 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,SetSource.DataLatch),
1468 model.waitNS(CYCLE_TIME_NS * 64);
1470 int ilc = marina.getILC();
1471 fatal(ilc != (1<<bit), "expected ilc to be " + (1<<bit) + ", but got " + ilc);
1475 prln("End setIlcFromDataLatch");
1478 private void testSendAndRecvToken(Marina marina) {
1479 prln("Begin testSendAndRecvToken");
1482 marina.southRing.fill(setIlc(1));
1483 marina.southRing.fill(new Instruction[] {
1488 expectNorthFifoExactly(1);
1491 prln("End testSendAndRecvToken");
1494 private void testSignExtendedLiteral(Marina marina) {
1495 prln("Begin testSignExtendedLiteral");
1498 marina.southRing.fill(setIlc(1));
1499 for(long val : new long[] { (-1L << 14), -1, 0, 1 }) {
1501 marina.southRing.fill(new Instruction[] {
1502 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
1503 Instruction.Set.SetDest.DataLatch,
1507 model.waitNS(CYCLE_TIME_NS * 64);
1509 List<BitVector> dataItems = marina.northRing.drainMany(3);
1510 fatal(dataItems.size()!=1, "expected exactly one data item, got " + dataItems.size());
1512 MarinaPacket mp = new MarinaPacket(dataItems.get(0));
1513 BitVector bv = mp.data;
1514 prln("got back " + mp);
1516 boolean mismatch = false;
1518 for(int i=0; i<37; i++) {
1519 if (bv.get(i) != ( (val & (1L << i)) != 0 )) {
1524 fatal(mismatch, "data read back did not match inserted literal; mismatch on bits " + err);
1528 prln("End testSignExtendedLiteral");
1531 private void testShiftedLiteral(Marina marina) {
1532 prln("Begin testShiftedLiteral");
1535 marina.southRing.fill(setIlc(1));
1536 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
1537 Instruction.Set.SetDest.DataLatch,
1540 BitVector dreg = new BitVector(37, "what we think is in the d-register");
1541 for(int i=0; i<37; i++) dreg.set(i, false);
1543 for(long val : new long[] { -1, 0, 1, (-1L << 18) }) {
1545 edu.berkeley.fleet.api.BitVector immediate =
1546 new edu.berkeley.fleet.api.BitVector(19);
1547 for(int i=0; i<immediate.length(); i++)
1548 immediate.set(i, (val & (1L << i)) != 0);
1550 // shift over 19 LSB's towards MSB
1551 for(int i=0; i<19; i++)
1552 if (i+19 <= 36) dreg.set(i+19, dreg.get(i));
1553 for(int i=0; i<19; i++)
1554 dreg.set(i, immediate.get(i));
1556 marina.southRing.fill(new Instruction[] {
1557 new Instruction.Shift(marina.getOnlyDock(),Predicate.IgnoreFlagD,immediate),
1561 model.waitNS(CYCLE_TIME_NS * 64);
1562 List<BitVector> dataItems = marina.northRing.drainMany(3);
1563 fatal(dataItems.size()!=1, "expected exactly one data item, got " + dataItems.size());
1565 BitVector bv = new MarinaPacket(dataItems.get(0)).data;
1566 fatal(!bv.equals(dreg), "data read back did not match inserted literal.\n" +
1567 "got: "+bv.bitReverse().getState()+"\n"+
1568 "expected:"+dreg.bitReverse().getState());
1572 prln("End testShiftedLiteral");
1575 private void testFlagC(Marina marina) {
1576 prln("Begin testFlagC");
1584 // Dc=1 => sigS is copied into C-flag
1585 // Dc=0 => sigA is copied into C-flag
1587 marina.southRing.fill(setIlc(1));
1588 for(boolean dc : new boolean[] { false, true }) {
1589 for(boolean c_flag : new boolean[] { true, false, true }) {
1592 prln("****** checking case where dc="+dc+", cflag="+c_flag);
1593 BitVector data = new BitVector(37, "empty");
1594 BitVector addr = new BitVector(14, "empty");
1595 for(int i=0; i<data.getNumBits(); i++) data.set(i, false);
1596 for(int i=0; i<addr.getNumBits(); i++) addr.set(i, false);
1599 ? Marina.INDEX_OF_ADDRESS_BIT_COPIED_TO_C_FLAG_WHEN_DC_EQUALS_ONE
1600 : Marina.INDEX_OF_ADDRESS_BIT_COPIED_TO_C_FLAG_WHEN_DC_EQUALS_ZERO;
1601 prln("setting addr["+whichbit+"] to "+(c_flag?"1":"0"));
1602 addr.set(whichbit, c_flag);
1604 prln("... and filling north fifo proper stopper");
1605 marina.northRing.fill(new MarinaPacket(data, false, addr));
1607 prln("clearing flags");
1608 prln("executing recv data with Dc="+dc);
1609 prln("copying c-flag to a-flag");
1610 marina.southRing.fill(new Instruction[] {
1611 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD, CLEAR_FLAG, CLEAR_FLAG),
1612 new Instruction.Move(marina.getOnlyDock(),
1613 Predicate.IgnoreFlagD, /* predicate */
1614 true, /* torpedoable */
1616 false, /* tokenIn */
1619 false, /* latchPath */
1620 false, /* dataOut */
1621 false /* tokenOut */
1624 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
1625 Instruction.Set.FlagFunction.ZERO.add(Predicate.FlagC),
1630 model.waitNS(CYCLE_TIME_NS * 64);
1632 prln("checking to confirm that A flag is " + c_flag);
1633 fatal(marina.getFlagA()!=c_flag, "bad A flag: "+marina.getFlagA());
1637 prln("End testFlagC");
1640 private void sendDataWithPath(Marina marina) {
1641 prln("Begin sendDataWithPath");
1644 edu.berkeley.fleet.api.BitVector bv = new edu.berkeley.fleet.api.BitVector(13);
1645 marina.southRing.fill(setIlc(1));
1647 // alternating ones and zeroes
1648 for(int i=0; i<bv.length(); i+=2)
1650 // and then ones in the lower four bits so it's not symmetric
1651 for(int i=0; i<4; i++)
1654 MarinaPath path = new MarinaPath(marina, bv);
1656 marina.southRing.fill(new Instruction[] {
1657 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,1),
1658 new Instruction.Move(marina.getOnlyDock(),
1659 Predicate.IgnoreFlagD, /* predicate */
1660 false, /* torpedoable */
1662 false, /* tokenIn */
1664 false, /* latchData */
1665 false, /* latchPath */
1667 false /* tokenOut */
1671 List<BitVector> dataItems;
1674 dataItems = marina.northRing.drainMany();
1675 fatal(dataItems.size()!=1, "Expected one data item to emerge but got: "+dataItems.size()+" data items");
1676 mp = new MarinaPacket(dataItems.get(0));
1678 // the 14th bit of the outbound address cannot be set by the
1679 // ship, so we don't care about it
1680 fatalIfBitVectorsDoNotMatch(MarinaUtils.berkToSun(bv), mp.path.get(0,13));
1682 prln("send data with no change to path");
1683 marina.southRing.fill(new Instruction.Move(marina.getOnlyDock(),
1684 Predicate.IgnoreFlagD, /* predicate */
1685 false, /* torpedoable */
1687 false, /* tokenIn */
1689 false, /* latchData */
1690 false, /* latchPath */
1692 false /* tokenOut */
1695 dataItems = marina.northRing.drainMany();
1696 fatal(dataItems.size()!=1, "Expected one data item to emerge but got: "+dataItems.size()+" data items");
1697 mp = new MarinaPacket(dataItems.get(0));
1699 // the 14th bit of the outbound address cannot be set by the
1700 // ship, so we don't care about it
1701 fatalIfBitVectorsDoNotMatch(MarinaUtils.berkToSun(bv), mp.path.get(0,13));
1704 prln("End sendDataWithPath");
1707 private void recvPath(Marina marina) {
1708 prln("Begin recvPath");
1711 marina.southRing.fill(setIlc(1));
1712 for(int bit=0; bit<11; bit++) {
1713 BitVector packet_data = new BitVector(37, "inbound data item");
1714 for(int i=0; i<37; i++) packet_data.set(i, false);
1715 packet_data.set(27+bit, true);
1716 BitVector packet_path = new BitVector(14, "inbound data item");
1717 for(int i=0; i<14; i++) packet_path.set(i, false);
1719 marina.northRing.fill(new MarinaPacket(packet_data, false, packet_path));
1721 prln("recv path, send data (using recv'd path)");
1722 marina.southRing.fill(new Instruction.Move(marina.getOnlyDock(),
1723 Predicate.IgnoreFlagD, /* predicate */
1724 false, /* torpedoable */
1726 false, /* tokenIn */
1728 true, /* latchData */
1729 true, /* latchPath */
1731 false /* tokenOut */
1734 List<BitVector> dataItems = marina.northRing.drainMany();
1735 fatal(dataItems.size()!=1, "Expected one data item to emerge but got: "+dataItems.size()+" data items");
1736 MarinaPacket mp = new MarinaPacket(dataItems.get(0));
1738 fatalIfBitVectorsDoNotMatch(packet_data.get(25,11), mp.path.get(0,11));
1739 fatalIfBitVectorsDoNotMatch(packet_data, mp.data);
1743 prln("End recvPath");
1746 private void testILC(Marina marina) {
1747 prln("Begin testILC");
1750 for(int bit=0; bit<6; bit++) {
1751 int ilc = bit<0 ? 0 : (1<<bit);
1752 marina.southRing.fill(new Instruction[] {
1753 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,ilc),
1756 List<BitVector> dataItems = marina.northRing.drainMany();
1757 fatal(dataItems.size()!=ilc, "Expected "+ilc+" data item(s) to emerge but got: "+dataItems.size()+" data items");
1761 prln("End testILC");
1764 private void testILCZero(Marina marina) {
1766 marina.southRing.fill(new Instruction[] {
1767 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,0),
1771 expectNorthFifoNoMoreThan(0);
1772 expectTokensExactly(1);
1776 private void sendTorpedo(Marina marina) {
1777 prln("Begin sendTorpedo");
1779 marina.southRing.fill(setIlc(1));
1780 marina.southRing.fill(setOlc(63));
1782 model.waitNS(128 * CYCLE_TIME_NS);
1785 marina.southRing.fill(new
1786 Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD, CLEAR_FLAG, CLEAR_FLAG));
1787 fatal(marina.getFlagA(), "bad A flag: true");
1788 fatal(marina.getFlagB(), "bad B flag: true");
1790 prln("execute a move instruction that does nothing but loops until torpedo arrives");
1791 prln("A=1, B=B This instruction should not execute because D-flag is set");
1792 prln("Set A=A, B=1 This instruction should execute because D-flag is set");
1794 model.waitNS(128 * CYCLE_TIME_NS);
1796 marina.southRing.fill(new Instruction[] {
1797 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, SetSource.Infinity),
1798 new Instruction.Move(marina.getOnlyDock(),
1799 Predicate.IgnoreFlagD, // predicate
1800 true, // torpedoable
1809 new Instruction.Set(marina.getOnlyDock(),Predicate.Default,
1811 Instruction.Set.FlagFunction.ZERO.add(Predicate.FlagB)
1813 new Instruction.Set(marina.getOnlyDock(), Predicate.FlagD,
1814 Instruction.Set.FlagFunction.ZERO.add(Predicate.FlagA),
1819 model.waitNS(128 * CYCLE_TIME_NS);
1821 prln("send torpedo. This should clear the OLC");
1822 marina.southRing.fillTorpedo();
1823 model.waitNS(128 * CYCLE_TIME_NS);
1825 model.waitNS(128 * CYCLE_TIME_NS);
1827 prln("A should remain false, B should be true");
1828 fatal(marina.getFlagA(), "bad A flag: true");
1829 fatal(!marina.getFlagB(), "bad B flag: false");
1831 model.waitNS(128 * CYCLE_TIME_NS);
1833 prln("Reload OLC after torpedo, clears D-flag");
1834 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, 63));
1836 // FIXME: find another way to test this
1837 model.waitNS(128 * CYCLE_TIME_NS);
1840 prln("Set A=1, B=1 This instruction should execute because OLC!=0");
1841 marina.southRing.fill(new
1842 Instruction.Set(marina.getOnlyDock(),Predicate.Default, SET_FLAG, SET_FLAG));
1844 prln("A and B should be true");
1845 fatal(!marina.getFlagA(), "bad A flag: false");
1846 fatal(!marina.getFlagB(), "bad B flag: false");
1849 prln("End sendTorpedo");
1852 private void testTorpedoOnAnInfinite(Marina marina) {
1853 prln("Begin testTorpedoOnAnInfinite");
1856 List<BitVector> dataItems;
1858 marina.southRing.fill(setIlc(1));
1859 for(boolean torpedoable : new boolean[] { true, false }) {
1861 marina.southRing.fill(new Instruction[] {
1862 new Instruction.Move(marina.getOnlyDock(),
1863 Predicate.IgnoreFlagD, // predicate
1864 false, // torpedoable
1873 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,SetSource.Infinity),
1874 new Instruction.Move(marina.getOnlyDock(),
1875 Predicate.IgnoreFlagD, // predicate
1876 torpedoable, // torpedoable
1885 // FIXME: this probably should be removed, unless Ivan doesn't want to change the behavior
1886 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,1),
1891 // expect nothing to come out, because the NOP is executing
1892 dataItems = marina.northRing.drainMany(2);
1893 fatal(dataItems.size()!=0, "Expected no data item(s) to emerge but got at least: "+dataItems.size()+" data items");
1895 marina.southRing.fillTorpedo();
1897 int expected = torpedoable?1:0;
1898 dataItems = marina.northRing.drainMany(2);
1899 fatal(dataItems.size()!=expected, "Expected "+expected+" item to emerge but got: "+dataItems.size()+" data items");
1901 fatal(!marina.getILCDone(), "Expected ilc=done, but got "+marina.getILC());
1905 prln("End testTorpedoOnAnInfinite");
1908 private void testDFlagWhenTorpedoLyingInWait(Marina marina) {
1909 marina.southRing.fill(new Instruction[] {
1912 TORPEDOABLE_RECV_DATA,
1916 SEND_TOKEN_IF_D_SET,
1919 expectTokensExactly(0);
1921 // changing the order of these lines should work, but it does not
1922 marina.northRing.fill();
1923 marina.southRing.fillTorpedo();
1925 expectTokensExactly(1);
1928 private void testSetOlcFollowedByDPredicated(Marina marina) {
1929 for(boolean d_set : new boolean[] { false, true }) {
1931 marina.southRing.fill(new Instruction[] {
1933 marina.kesselsCounter ? null : FLAG_NOP,
1934 d_set ? SEND_DATA_IF_D_SET : SEND_DATA_IF_D_NOT_SET,
1936 expectNorthFifoExactly(d_set ? 1 : 0);
1939 marina.southRing.fill(new Instruction[] {
1941 marina.kesselsCounter ? null : FLAG_NOP,
1942 d_set ? SEND_DATA_IF_D_SET : SEND_DATA_IF_D_NOT_SET,
1944 expectNorthFifoExactly(d_set ? 0 : 1);
1946 if (marina.kesselsCounter) {
1947 marina.masterClear();
1948 marina.southRing.enableInstructionSend(true);
1953 private void testOlcDecrementAtHighSpeed(Marina marina) {
1954 prln("Begin testOlcDecrementAtHighSpeed");
1957 List<BitVector> dataItems;
1959 // Each element of the following pair of arrays is one "test".
1960 // The OLC will be loaded with olcs[i] and then decremented
1961 // decr_amounts[i] times; after that has happened the zeroness
1962 // of the OLC will be checked by executing a MOVE with
1963 // [olc!=0] as the predicate.
1965 int[] olcs = new int[] { 3, 3, 3, 10, 41 };
1966 int[] decr_amounts = new int[] { 2, 3, 4, 9, 9 };
1968 for(int which=0; which<olcs.length; which++) {
1969 int olc = olcs[which];
1970 int decr_amount = decr_amounts[which];
1972 prln("inserting set olc="+olc);
1973 prln("inserting set ilc=1");
1974 marina.southRing.fill(new Instruction[] {
1975 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter,1),
1976 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter,olc),
1979 // commenting the following four lines causes this test to pass
1981 prln("inserting: "+decr_amount+" olc-- instructions");
1982 prln("inserting: [!d] send data");
1983 Instruction[] instructions = new Instruction[decr_amount+1];
1984 for(int i=0; i<decr_amount; i++)
1986 new Instruction.Set(marina.getOnlyDock(),
1988 SetDest.OuterLoopCounter,
1989 SetSource.Decrement);
1990 instructions[instructions.length-1] =
1991 new Instruction.Move(marina.getOnlyDock(),
1992 Predicate.Default, // predicate
1993 false, // torpedoable
2003 marina.southRing.fill(instructions);
2004 model.waitNS(64 * CYCLE_TIME_NS);
2006 int expected = decr_amount>=olc ? 0 : 1;
2007 dataItems = marina.northRing.drainMany(2);
2008 fatal(dataItems.size()!=expected, "Expected "+expected+" item to emerge but got: "+dataItems.size()+" data items");
2009 expectOlc(Math.max(0,olc-decr_amount));
2011 if (marina.kesselsCounter) {
2012 // master clear on each iteration; otherwise we'd need to "run down" the olc
2013 marina.masterClear();
2014 marina.southRing.enableInstructionSend(true);
2019 prln("End testOlcDecrementAtHighSpeed");
2022 private void flipIlcBit(Marina marina) {
2023 prln("Begin flipIlcBit");
2025 prln("Using the set ILC instruction, toggle a single bit between zero and one. \n" +
2026 "Check correct setting of the ILC zero bit");
2028 for (int i=0; i<6; i++) {
2031 prln("Then immediately set ILC="+notZero);
2032 marina.southRing.fill(new Instruction[] {
2033 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, 0),
2034 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, notZero),
2037 model.waitNS(64 * CYCLE_TIME_NS);
2039 prln("Verify ILC using scan chain");
2040 int ilcCount = marina.getILC();
2041 fatal(ilcCount!=notZero, "bad ILC count: "+ilcCount+" expected: "+notZero);
2042 fatal(marina.getILCInfinity(), "bad ILC Infinity bit: true");
2044 marina.southRing.fill(new Instruction[] {
2045 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, notZero),
2046 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.InnerLoopCounter, 0),
2049 model.waitNS(64 * CYCLE_TIME_NS);
2051 prln("Verify ILC using scan chain");
2052 ilcCount = marina.getILC();
2053 fatal(ilcCount!=0, "bad ILC count: "+ilcCount+" expected: 0");
2054 fatal(marina.getILCInfinity(), "bad ILC Infinity bit: true");
2058 prln("End flipIlcBit");
2060 private void flipOlcBit(Marina marina) {
2061 prln("Begin flipOlcBit");
2063 prln("Using the set OLC instruction, toggle a single bit between zero and one. \n" +
2064 "Check correct setting of the OLC zero bit");
2066 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD, CLEAR_FLAG, CLEAR_FLAG));
2068 for (int i=0; i<6; i++) {
2069 int notZero = 32 >> i;
2071 if (marina.kesselsCounter) {
2072 // master clear on each iteration; otherwise we'd need to "run down" the olc
2073 marina.masterClear();
2074 marina.southRing.enableInstructionSend(true);
2079 prln("Then immediately set OLC="+notZero);
2080 marina.southRing.fill(new Instruction[] {
2081 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, 0),
2082 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, notZero),
2085 model.waitNS(64 * CYCLE_TIME_NS);
2086 prln("Verify OLC count using scan chain");
2089 if (!marina.kesselsCounter) {
2090 prln("Set OLC="+notZero);
2091 prln("Then immediately set OLC=0");
2092 marina.southRing.fill(new Instruction[] {
2093 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, notZero),
2094 new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,SetDest.OuterLoopCounter, 0),
2097 model.waitNS(64 * CYCLE_TIME_NS);
2098 prln("Verify OLC count using scan chain");
2104 prln("End flipOlcBit");
2106 private void testSouthRecirculate(Marina marina, int AMOUNT) {
2107 prln("Begin testSouthRecirculate("+AMOUNT+")");
2110 marina.southRing.enableInstructionSend(false);
2111 marina.southRing.enableInstructionRecirculate(true);
2113 prln("Completely fill south ring");
2115 for (int i=0; i<AMOUNT; i++) {
2116 prln("inserting item " + (i+1) + " / " + AMOUNT);
2117 BitVector path = new BitVector(MarinaPacket.PATH_WIDTH, "path");
2118 BitVector data = new BitVector(MarinaPacket.WORD_WIDTH, "path");
2119 path.set(0, MarinaPacket.PATH_WIDTH, false);
2120 data.setFromLong(i+9);
2121 marina.southRing.fill(new MarinaPacket(data, false, path));
2125 prln("Drain south ring and check contents");
2127 List<BitVector> out = marina.southRing.drainMany();
2128 boolean bad = false;
2129 for (int i=0; i<AMOUNT; i++) {
2130 prln("extracting item " + (i+1) + " / " + AMOUNT);
2131 //int expect = (i+Marina.SOUTH_RING_CAPACITY-1) % Marina.SOUTH_RING_CAPACITY;
2133 long got = new MarinaPacket(out.get(i)).data.toLong();
2136 prln(" bad instruction: "+got+" expected: "+expect);
2138 prln(" good instruction.");
2141 fatal(bad, "data inserted does not match data retrieved");
2144 for (int i=0; i<5; i++) {}
2147 prln("End testSouthRecirculate("+AMOUNT+")");
2151 private void testOverfillTokens(Marina marina) {
2152 prln("Begin testOverfillTokens");
2155 for(int i=0; i<marina.TOKEN_FIFO_CAPACITY + 3; i++)
2156 marina.southRing.fill(SEND_TOKEN);
2157 marina.southRing.fill(SEND_DATA);
2158 expectNorthFifoExactly(0);
2161 prln("End testSouthRecirculate");
2166 private void doOneTest(int testNum) throws Exception {
2168 doOneTest_(testNum);
2169 } catch (MarinaUtils.FailureException fe) {
2170 System.out.println("******************************************************************************");
2171 System.out.println("******************************************************************************");
2172 System.out.println("******************************************************************************");
2173 System.out.println("******************************************************************************");
2174 fe.printStackTrace();
2179 private void doOneTest_(int testNum) throws Exception {
2181 prln("============================================================");
2182 prln("MarinaTest: performing test: "+testNum);
2187 int[] tests = new int[] { 1002, 1003, 1005, 3002, 3004, 3005, 3006, 3008, 3009, 3025, 3026, 3029 };
2189 PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream("test.out")));
2190 while(vdd <= 1.3f) {
2191 vdd10.setVoltageWait(vdd);
2192 System.out.println("vdd10 = " + vdd10.readVoltage());
2194 for(int i=0; i<tests.length; i++) {
2196 doOneTest_(tests[i]);
2197 pw.println(vdd + " " + i + " " + "1");
2198 } catch (MarinaUtils.FailureException fe) {
2199 pw.println(vdd + " " + i + " " + "0");
2205 } catch (Exception e) { throw new RuntimeException(e); }
2209 marina.masterClear();
2210 marina.southRing.enableInstructionSend(true);
2213 MarinaUtils.testnum = testNum;
2218 doOneTest(1); // passes extracted parasitics
2219 doOneTest(2); // passes extracted parasitics
2220 doOneTest(3); // passes extracted parasitics
2221 doOneTest(4); // passes extracted parasitics
2222 doOneTest(5); // passes extracted parasitics
2225 doOneTest(1000); // passes extracted parasitics
2226 doOneTest(1001); // passes extracted parasitics
2227 doOneTest(1003); // passes extracted parasitics
2229 doOneTest(3000); // passes extracted parasitics
2230 doOneTest(3001); // passes extracted parasitics
2231 doOneTest(3003); // passes extracted parasitics
2232 doOneTest(3004); // passes extracted parasitics
2233 doOneTest(3005); // passes extracted parasitics
2234 doOneTest(3006); // passes extracted parasitics
2235 doOneTest(3007); // passes extracted parasitics
2236 doOneTest(3008); // passes extracted parasitics
2237 doOneTest(3009); // passes extracted parasitics
2238 doOneTest(3010); // passes extracted parasitics
2239 doOneTest(3011); // passes extracted parasitics
2240 doOneTest(3012); // passes extracted parasitics
2241 doOneTest(3013); // passes extracted parasitics
2242 doOneTest(3014); // passes extracted parasitics
2243 doOneTest(3015); // passes extracted parasitics
2244 doOneTest(3019); // passes extracted parasitics
2245 doOneTest(3020); // passes extracted parasitics
2246 doOneTest(3022); // passes extracted parasitics
2247 doOneTest(3023); // passes extracted parasitics
2248 doOneTest(3025); // passes extracted parasitics
2249 doOneTest(3026); // passes extracted parasitics
2250 doOneTest(3027); // passes extracted parasitics
2251 doOneTest(3028); // passes extracted parasitics
2252 doOneTest(3029); // passes extracted parasitics
2253 //doOneTest(3030); // passes extracted parasitics (questionable)
2254 //doOneTest(3031); // passes extracted parasitics should not pass!
2256 // these tests take a while and usually pass
2268 // this takes an insanely long time
2272 case 1: testChains(marina); break; // passes, 24-Mar (+verilog)
2273 case 2: testProperStoppers(marina); break; // passes, 24-Mar (+verilog)
2274 case 3: testSouthRecirculate(marina, 1); break; // passes, 24-Mar (+verilog)
2275 case 4: getCtrsFlags(marina); break; // 20-Apr (+verilog)
2276 case 5: sendInstructions(marina); break; // passes, 24-Mar (+verilog)
2277 case 6: walkOneOLC(marina); break; // 21-Apr (+verilog)
2279 // Russell's tests begin with 1000
2280 case 1000: walkOneILC(marina); break; // 20-Apr (+verilog)
2281 case 1001: countIlc(marina); break; // 20-Apr (+verilog)
2282 case 1002: countOlc(marina); break; // 23-Apr (+verilog)
2284 case 1003: sendTorpedo(marina); break; // 23-Apr (+verilog) [with wor-hack]
2286 case 1004: flipIlcBit(marina); break; // 20-Apr (+verilog)
2287 case 1005: flipOlcBit(marina); break; // 21-Apr (+verilog)
2289 case 1006: testSouthRecirculate(marina, Marina.SOUTH_RING_CAPACITY-1); break; // passes, 24-Mar (+verilog)
2291 // Adam's tests begin with 3000
2292 case 3000: sendToken(marina); break; // passes, 24-Mar (+verilog)
2293 case 3001: testFlagAB(marina); break; // passes, 08-Apr (+verilog)
2294 case 3002: testPredicationOnAB(marina); break; // 22-Apr (+verilog)
2295 case 3003: testFlagC(marina); break; // 23-Apr (+verilog)
2296 case 3004: testFlagD(marina); break; // 23-Apr (+verilog)
2297 case 3005: testFlagDRecomputationTime(marina); break;
2299 case 3006: testTailWaitsForHead(marina); break;
2300 case 3007: testTailWithoutHead(marina); break;
2301 case 3008: testHeadWaitsForTail(marina); break; // 22-Apr (+verilog)
2302 case 3009: testAbort(marina); break; // 22-Apr (+verilog)
2304 case 3010: sendData(marina); break; // passes, 24-Mar (+verilog)
2305 case 3011: recvData(marina); break; // 21-Apr (+verilog)
2306 case 3012: sendDataWithPath(marina); break; // passes, 13-Apr (+verilog)
2308 case 3013: testSignExtendedLiteral(marina); break; // 20-Apr (+verilog)
2309 case 3014: testShiftedLiteral(marina); break; // 20-Apr (+verilog)
2310 case 3015: testSendAndRecvToken(marina); break; // 21-Apr (+verilog)
2312 case 3016: sendDataIlcInfinite(marina); break; // 22-Apr (+verilog)
2313 case 3017: testFlagTruthTable(marina); break; // 23-Apr (+verilog)
2315 case 3019: setOlcFromDataLatch(marina); break; // 23-Apr (+verilog)
2316 case 3020: setIlcFromDataLatch(marina); break; // 23-Apr (+verilog)
2317 case 3021: recvPath(marina); break; // 22-Apr (+verilog)
2318 case 3022: testILC(marina); break; // 23-Apr (+verilog)
2319 case 3023: testTorpedoOnAnInfinite(marina); break; // 23-Apr (+verilog)
2320 case 3024: testRecvAndSendWalkingOne(marina); break; // 21-Apr (+verilog)
2321 case 3025: testOlcDecrementAtHighSpeed(marina); break; // 23-Apr (+verilog)
2323 case 3026: testNonTorpedoableMoveDoesNotResetDFlag(marina); break; // 23-Apr (+verilog)
2324 case 3027: testILCZero(marina); break;
2325 case 3028: testAbortOutsideOfLoop(marina); break;
2326 case 3029: testDFlagWhenTorpedoLyingInWait(marina); break;
2327 case 3030: testSetOlcFollowedByDPredicated(marina); break;
2328 case 3031: testOverfillTokens(marina); break;
2330 case 3040: loadEveryValueOLC(marina); break;
2332 SubchainNode chainNode =
2333 (SubchainNode)marina.dukeChain
2334 .findNode("marina.duke.marinaGu@0.dukeAll@1.dukePart@0.ring37sW@1.scanner@0.scanFx1@1.scanCell@3");
2335 int bitIndex = chainNode.getBitIndex();
2336 ChainNode root = chainNode.getParentChain();
2338 for(int i=0; i<13; i++) {
2339 System.out.println("i="+i);
2340 for(int j=0; j<12; j++)
2341 root.getInBits().set(bitIndex+j, false);
2342 root.getInBits().set(bitIndex+i, true);
2343 marina.dukeChain.shift(Marina.DUKE_CHAIN, false, true);
2353 PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream("out.dat")));
2356 vdd18.setVoltageWait((float)Math.max(1.8,vdd));
2357 //vdd10.setVoltageWait(vdd);
2359 if (!Marina.kesselsCounter) throw new RuntimeException();
2360 if (!Marina.omegaCounter) throw new RuntimeException();
2362 for(int xx=1; xx<65; xx++) {
2363 marina.masterClear();
2364 marina.northRing.sink();
2365 marina.stopAndResetCounters();
2367 marina.southRing.enableInstructionSend(true);
2368 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
2369 Instruction.Set.FlagFunction.ZERO
2370 .add(Predicate.FlagA).add(Predicate.NotFlagA),
2371 Instruction.Set.FlagFunction.ZERO));
2372 //int xx = 63; // 1.802ms
2373 //int xx = 1; // 0.207ms => 24.3ns for 62 counts => 390ps cycle time => 2.5Ghz
2374 marina.southRing.fill(new Instruction[] {
2375 new Instruction.Head(marina.getOnlyDock()),
2379 TORPEDOABLE_RECV_DATA,
2383 new Instruction.Tail(marina.getOnlyDock()),
2386 marina.southRing.fill(new Instruction[] {
2388 new Instruction.Set(marina.getOnlyDock(),Predicate.FlagD,
2389 Instruction.Set.FlagFunction.ZERO.add(Predicate.NotFlagA),
2390 Instruction.Set.FlagFunction.ZERO),
2393 SEND_DATA_IF_A_SET_AND_D_NOT_SET,
2395 SEND_DATA_IF_A_SET_AND_D_NOT_SET,
2398 SEND_DATA_IF_A_SET_AND_D_NOT_SET,
2412 //marina.startCounters(false, false);
2414 marina.southRing.run();
2416 vdd10.setVoltageWait(vdd);
2417 marina.startCounters(false, true);
2419 try { Thread.sleep(wait); } catch (Exception e) { }
2420 //marina.southRing.stop();
2422 marina.stopAndResetCounters();
2423 int countNorth = marina.getNorthCount();
2424 int countSouth = marina.getSouthCount();
2425 pw.println(xx + " " + countNorth + " " + vdd + " " + vdd10.readCurrent());
2427 System.out.println(xx + " " + countNorth + " " + vdd + " " + vdd10.readCurrent());
2438 PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream("out.dat")));
2439 for(double myvdd = 1.00; myvdd<1.01; myvdd += 0.05) {
2441 vdd18.setVoltageWait((float)Math.max(1.8,vdd));
2442 vdd10.setVoltageWait(vdd);
2445 for(int toks = 0; toks < 13; toks++) {
2448 for(int iter = 0; iter < MAX_ITER; iter++) {
2450 marina.masterClear();
2451 marina.northRing.sink();
2452 marina.stopAndResetCounters();
2454 marina.southRing.enableInstructionSend(true);
2455 marina.southRing.fill(setOlc(1));
2456 marina.southRing.fill(new Instruction.Head(marina.getOnlyDock()));
2457 for(int i=0; i<toks; i++)
2458 marina.southRing.fill(/*SEND_DATA*/NOP);
2459 marina.southRing.fill(new Instruction[] {
2460 new Instruction.Tail(marina.getOnlyDock()),
2463 marina.southRing.run();
2465 // have to set the voltage while drawing current
2466 vdd10.setVoltageWait(vdd);
2468 marina.startCounters();
2469 try { Thread.sleep(wait); } catch (Exception e) { }
2470 marina.stopAndResetCounters();
2471 //marina.southRing.stop();
2473 int countNorth = marina.getNorthCount();
2474 int countSouth = marina.getSouthCount();
2475 System.out.println();
2476 System.out.println();
2477 if (countSouth > (2<<29))
2478 System.out.println("warning: count was greater than 2^29...");
2479 double gst = ((((double)countSouth*2)) / (1000000. * wait /* * toks*/));
2480 System.out.println("south counter is: " + countSouth + ", which is " + gst + "Ginst/sec with toks="+toks + " @vdd="+vdd);
2483 System.out.println();
2484 System.out.println();
2486 System.out.println("counters are " + count + " and " + countNorth + "; ratio is "+
2487 (((double)countNorth)/((double)(count*2))) + " " +
2488 (((double)countNorth)/((double)(count*2+1))) + " " +
2492 float vdd10v = vdd10.readVoltage();
2493 float vdd18v = vdd18.readVoltage();
2494 float vddsv = vdds.readCurrent();
2495 float vdd10c = vdd10.readCurrent();
2496 float vdd18c = vdd18.readCurrent();
2497 pw.println(vdd + " " +
2499 (((double)total) / MAX_ITER) + " " +
2516 PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream("out.dat")));
2517 for(int toks = 0; toks < 13; toks++) {
2520 for(int iter = 0; iter < MAX_ITER; iter++) {
2522 marina.masterClear();
2523 marina.northRing.sink();
2524 marina.stopAndResetCounters();
2526 marina.southRing.enableInstructionSend(true);
2527 marina.southRing.fill(setOlc(1));
2528 marina.southRing.fill(new Instruction.Set(marina.getOnlyDock(),Predicate.IgnoreFlagD,
2529 Instruction.Set.FlagFunction.ZERO,
2530 Instruction.Set.FlagFunction.ZERO));
2531 marina.southRing.fill(new Instruction.Head(marina.getOnlyDock()));
2532 //marina.southRing.fill(setIlc(31));
2533 marina.southRing.fill(SEND_DATA);
2534 for(int i=0; i<toks+1; i++) {
2535 //marina.southRing.fill(FLAG_NOP_IF_FLAG_A);
2536 marina.southRing.fill(FLAG_NOP);
2538 marina.southRing.fill(new Instruction[] {
2539 new Instruction.Tail(marina.getOnlyDock()),
2541 marina.startCounters();
2543 marina.southRing.run();
2544 try { Thread.sleep(wait); } catch (Exception e) { }
2546 marina.stopAndResetCounters();
2547 int countNorth = marina.getNorthCount();
2548 int count = marina.getSouthCount();
2549 System.out.println();
2550 System.out.println();
2551 if (count > (2<<29))
2552 System.out.println("warning: count was greater than 2^29...");
2553 double gst = ((((double)count*2)) / (1000000. * wait /* * toks*/));
2554 System.out.println("south counter is: " + count + ", which is " + gst + "Ginst/sec with toks="+toks + " @vdd="+vdd);
2557 System.out.println();
2558 System.out.println();
2560 pw.println(vdd + " " + toks + " " + (((double)total) / MAX_ITER));
2566 loadEveryValueOLC(marina);
2571 fatal(true, "Test number: "+testNum+" doesn't exist.");
2574 prln("Test Result: Passed");
2578 public static void main(String[] args) throws Exception {
2579 startTime = System.currentTimeMillis();
2580 cmdArgs = new CmdArgs(args);
2581 reportTask(cmdArgs);
2582 Infrastructure.gpibControllers = new int[]{1};
2583 vdds = new Pst3202Channel("ch1", "tiPST3202", 1);
2584 vdd18 = new Pst3202Channel("ch3", "tiPST3202", 3);
2585 vdd10 = new PowerChannelResistorVoltageReadable(new Pst3202Channel("ch2", "tiPST3202", 2),
2587 new HP34401A("HP34970"),
2589 if (vdd10!=null) setVdd10(vdd);
2590 if (vdd18!=null) vdd18.setVoltageNoWait(1.8f);
2592 model = cmdArgs.useVerilog
2593 ? new VerilogModel()
2598 : new NanosimModel();
2600 if (model instanceof SimulationModel)
2601 ((SimulationModel)model).setOptimizedDirectReadsWrites(true);
2603 CYCLE_TIME_NS = cmdArgs.useVerilog ? (100*20) : 0.250;
2605 model instanceof VerilogModel
2609 : model instanceof ChipModel
2613 System.err.println("constructing jtag controller");
2615 model instanceof SimulationModel
2616 ? ((SimulationModel)model).createJtagTester("TCK", "TMS", "TRSTb", "TDI", "TDO")
2617 : new Netscan("jtag2");
2618 //: new Netscan("10.0.0.200");
2619 //: new Signalyzer();
2620 //: new Netscan("jtag2");
2621 JtagLogicLevel mc0=null;
2622 JtagLogicLevel mc1=null;
2623 if (tester instanceof NetscanGeneric) {
2624 ((NetscanGeneric)tester).reset();
2626 // not sure if "GPIO1" means "index 0" or not
2627 mc0 = new JtagLogicLevel(tester, 0);
2628 mc1 = new JtagLogicLevel(tester, 1);
2630 mc0.setLogicState(true);
2631 mc1.setLogicState(true);
2633 tester.printInfo = false;
2634 PowerChannel pc = new ManualPowerChannel("pc", false);
2635 cc = new ChainControl(SCAN_CHAIN_XML, tester, 1.8f, khz);
2636 cc.noTestSeverity = Infrastructure.SEVERITY_NOMESSAGE;
2637 ct = new ChainTest(cc, pc);
2638 marina = new Marina(cc, cc, cc, cc, model, !cmdArgs.jtagShift, indenter);
2641 new MarinaTest(marina);