@Override
public void notifyCompilationTruffleTierFinished(
OptimizedCallTarget target, TruffleInlining inliningDecision, StructuredGraph graph) {
compilationLocal.get().truffleTierFinished = System.nanoTime();
nodeStatistics.accept(
target.nodeStream(inliningDecision).filter(n -> n != null).map(node -> node.getClass()));
CallTargetNodeStatistics callTargetStat =
new CallTargetNodeStatistics(target, inliningDecision);
nodeCount.accept(callTargetStat.getNodeCount());
nodeCountTrivial.accept(callTargetStat.getNodeCountTrivial());
nodeCountNonTrivial.accept(callTargetStat.getNodeCountNonTrivial());
nodeCountMonomorphic.accept(callTargetStat.getNodeCountMonomorphic());
nodeCountPolymorphic.accept(callTargetStat.getNodeCountPolymorphic());
nodeCountMegamorphic.accept(callTargetStat.getNodeCountMegamorphic());
callCount.accept(callTargetStat.getCallCount());
callCountIndirect.accept(callTargetStat.getCallCountIndirect());
callCountDirect.accept(callTargetStat.getCallCountDirect());
callCountDirectDispatched.accept(callTargetStat.getCallCountDirectDispatched());
callCountDirectInlined.accept(callTargetStat.getCallCountDirectInlined());
callCountDirectCloned.accept(callTargetStat.getCallCountDirectCloned());
callCountDirectNotCloned.accept(callTargetStat.getCallCountDirectNotCloned());
loopCount.accept(callTargetStat.getLoopCount());
truffleTierNodeCount.accept(graph.getNodeCount());
if (TruffleCompilerOptions.TruffleCompilationStatisticDetails.getValue()) {
truffleTierNodeStatistics.accept(nodeClassStream(graph));
}
}
public boolean continueInlining(StructuredGraph currentGraph) {
if (currentGraph.getNodeCount() >= MaximumDesiredSize.getValue()) {
InliningUtil.logInliningDecision("inlining is cut off by MaximumDesiredSize");
metricInliningStoppedByMaxDesiredSize.increment();
return false;
}
return true;
}
@Override
public void notifyCompilationGraalTierFinished(
OptimizedCallTarget target, StructuredGraph graph) {
compilationLocal.get().graalTierFinished = System.nanoTime();
graalTierNodeCount.accept(graph.getNodeCount());
if (TruffleCompilerOptions.TruffleCompilationStatisticDetails.getValue()) {
graalTierNodeStatistics.accept(nodeClassStream(graph));
}
}
@Override
public void run(StructuredGraph graph) {
if (optional && Options.ReduceDCE.getValue()) {
return;
}
NodeFlood flood = graph.createNodeFlood();
int totalNodeCount = graph.getNodeCount();
flood.add(graph.start());
iterateSuccessorsAndInputs(flood);
int totalMarkedCount = flood.getTotalMarkedCount();
if (totalNodeCount == totalMarkedCount) {
// All nodes are live => nothing more to do.
return;
} else {
// Some nodes are not marked alive and therefore dead => proceed.
assert totalNodeCount > totalMarkedCount;
}
deleteNodes(flood, graph);
}
private void scheduleEarliestIterative(
BlockMap<List<Node>> blockToNodes,
NodeMap<Block> nodeToBlock,
NodeBitMap visited,
StructuredGraph graph,
boolean immutableGraph) {
BitSet floatingReads = new BitSet(cfg.getBlocks().length);
// Add begin nodes as the first entry and set the block for phi nodes.
for (Block b : cfg.getBlocks()) {
AbstractBeginNode beginNode = b.getBeginNode();
ArrayList<Node> nodes = new ArrayList<>();
nodeToBlock.set(beginNode, b);
nodes.add(beginNode);
blockToNodes.put(b, nodes);
if (beginNode instanceof AbstractMergeNode) {
AbstractMergeNode mergeNode = (AbstractMergeNode) beginNode;
for (PhiNode phi : mergeNode.phis()) {
nodeToBlock.set(phi, b);
}
} else if (beginNode instanceof LoopExitNode) {
LoopExitNode loopExitNode = (LoopExitNode) beginNode;
for (ProxyNode proxy : loopExitNode.proxies()) {
nodeToBlock.set(proxy, b);
}
}
}
NodeStack stack = new NodeStack();
// Start analysis with control flow ends.
Block[] reversePostOrder = cfg.reversePostOrder();
for (int j = reversePostOrder.length - 1; j >= 0; --j) {
Block b = reversePostOrder[j];
FixedNode endNode = b.getEndNode();
if (isFixedEnd(endNode)) {
stack.push(endNode);
nodeToBlock.set(endNode, b);
}
}
processStack(cfg, blockToNodes, nodeToBlock, visited, floatingReads, stack);
// Visit back input edges of loop phis.
boolean changed;
boolean unmarkedPhi;
do {
changed = false;
unmarkedPhi = false;
for (LoopBeginNode loopBegin : graph.getNodes(LoopBeginNode.TYPE)) {
for (PhiNode phi : loopBegin.phis()) {
if (visited.isMarked(phi)) {
for (int i = 0; i < loopBegin.getLoopEndCount(); ++i) {
Node node = phi.valueAt(i + loopBegin.forwardEndCount());
if (node != null && !visited.isMarked(node)) {
changed = true;
stack.push(node);
processStack(cfg, blockToNodes, nodeToBlock, visited, floatingReads, stack);
}
}
} else {
unmarkedPhi = true;
}
}
}
/*
* the processing of one loop phi could have marked a previously checked loop phi,
* therefore this needs to be iterative.
*/
} while (unmarkedPhi && changed);
// Check for dead nodes.
if (!immutableGraph && visited.getCounter() < graph.getNodeCount()) {
for (Node n : graph.getNodes()) {
if (!visited.isMarked(n)) {
n.clearInputs();
n.markDeleted();
}
}
}
// Add end nodes as the last nodes in each block.
for (Block b : cfg.getBlocks()) {
FixedNode endNode = b.getEndNode();
if (isFixedEnd(endNode)) {
if (endNode != b.getBeginNode()) {
addNode(blockToNodes, b, endNode);
}
}
}
if (!floatingReads.isEmpty()) {
for (Block b : cfg.getBlocks()) {
if (floatingReads.get(b.getId())) {
resortEarliestWithinBlock(b, blockToNodes, nodeToBlock, visited);
}
}
}
assert MemoryScheduleVerification.check(cfg.getStartBlock(), blockToNodes);
}
