Examples with NodeSourcePosition org.graalvm.compiler.graph.NodeSourcePosition used on opensource projects

Example 11 with NodeSourcePosition

use of org.graalvm.compiler.graph.NodeSourcePosition in project graal by oracle.

the class FrameStateBuilder method createBytecodePosition.

public NodeSourcePosition createBytecodePosition(int bci) {
    BytecodeParser parent = parser.getParent();
    NodeSourcePosition position = create(bci, parent);
    return position;
}

Example 12 with NodeSourcePosition

use of org.graalvm.compiler.graph.NodeSourcePosition in project graal by oracle.

the class CollectDeoptimizationSourcePositionsPhase method run.

@Override
protected void run(StructuredGraph graph) {
    List<NodeSourcePosition> deoptimzationSourcePositions = new ArrayList<>();
    /*
         * The debugId 0 is reserved for "unknown" to avoid any possible confusion with an
         * uninitialized debugId.
         */
    deoptimzationSourcePositions.add(null);
    for (DeoptimizeNode node : graph.getNodes(DeoptimizeNode.TYPE)) {
        node.setDebugId(deoptimzationSourcePositions.size());
        deoptimzationSourcePositions.add(node.getNodeSourcePosition());
    }
    assert graph.getNodes(DynamicDeoptimizeNode.TYPE).isEmpty() : "must collect NodeSourcePosition before DeoptimizationGroupingPhase";
    graph.addAfterFixed(graph.start(), graph.add(new DeoptSourcePositionInfoNode(deoptimzationSourcePositions)));
}

Example 13 with NodeSourcePosition

use of org.graalvm.compiler.graph.NodeSourcePosition in project graal by oracle.

the class HotSpotCompiledCodeBuilder method getSortedSites.

/**
 * HotSpot expects sites to be presented in ascending order of PC (see
 * {@code DebugInformationRecorder::add_new_pc_offset}). In addition, it expects
 * {@link Infopoint} PCs to be unique.
 */
private static Site[] getSortedSites(CodeCacheProvider codeCache, CompilationResult target) {
    List<Site> sites = new ArrayList<>(target.getExceptionHandlers().size() + target.getInfopoints().size() + target.getDataPatches().size() + target.getMarks().size() + target.getSourceMappings().size());
    sites.addAll(target.getExceptionHandlers());
    sites.addAll(target.getInfopoints());
    sites.addAll(target.getDataPatches());
    sites.addAll(target.getMarks());
    if (codeCache.shouldDebugNonSafepoints()) {
        /*
             * Translate the source mapping into appropriate info points. In HotSpot only one
             * position can really be represented and recording the end PC seems to give the best
             * results and corresponds with what C1 and C2 do. HotSpot doesn't like to see these
             * unless -XX:+DebugNonSafepoints is enabled, so don't emit them in that case.
             */
        List<Site> sourcePositionSites = new ArrayList<>();
        for (SourceMapping source : target.getSourceMappings()) {
            NodeSourcePosition sourcePosition = source.getSourcePosition();
            if (sourcePosition.isPlaceholder() || sourcePosition.isSubstitution()) {
                // HotSpot doesn't understand any of the special positions so just drop them.
                continue;
            }
            assert sourcePosition.verify();
            sourcePosition = sourcePosition.trim();
            /*
                 * Don't add BYTECODE_POSITION info points that would potentially create conflicts.
                 * Under certain conditions the site's pc is not the pc that gets recorded by
                 * HotSpot (see @code {CodeInstaller::site_Call}). So, avoid adding any source
                 * positions that can potentially map to the same pc. To do that make sure that the
                 * source mapping doesn't contain a pc of any important Site.
                 */
            if (sourcePosition != null && !anyMatch(sites, s -> source.contains(s.pcOffset))) {
                sourcePositionSites.add(new Infopoint(source.getEndOffset(), new DebugInfo(sourcePosition), InfopointReason.BYTECODE_POSITION));
            }
        }
        sites.addAll(sourcePositionSites);
    }
    SiteComparator c = new SiteComparator();
    Collections.sort(sites, c);
    if (c.sawCollidingInfopoints) {
        Infopoint lastInfopoint = null;
        List<Site> copy = new ArrayList<>(sites.size());
        for (Site site : sites) {
            if (site instanceof Infopoint) {
                Infopoint info = (Infopoint) site;
                if (lastInfopoint == null || lastInfopoint.pcOffset != info.pcOffset) {
                    lastInfopoint = info;
                    copy.add(info);
                } else {
                    // Omit this colliding infopoint
                    assert lastInfopoint.reason.compareTo(info.reason) <= 0;
                }
            } else {
                copy.add(site);
            }
        }
        sites = copy;
    }
    return sites.toArray(new Site[sites.size()]);
}

Example 14 with NodeSourcePosition

use of org.graalvm.compiler.graph.NodeSourcePosition in project graal by oracle.

the class DeoptimizationSourcePositionDecoder method decodeSourcePosition.

private static NodeSourcePosition decodeSourcePosition(long startOffset, Object[] deoptimizationObjectConstants, UnsafeArrayTypeReader readBuffer) {
    readBuffer.setByteIndex(startOffset);
    long callerRelativeOffset = readBuffer.getUV();
    int bci = readBuffer.getSVInt();
    ResolvedJavaMethod method = (ResolvedJavaMethod) deoptimizationObjectConstants[readBuffer.getUVInt()];
    NodeSourcePosition caller = null;
    if (callerRelativeOffset != NO_CALLER) {
        caller = decodeSourcePosition(startOffset - callerRelativeOffset, deoptimizationObjectConstants, readBuffer);
    }
    return new NodeSourcePosition(caller, method, bci);
}

Example 15 with NodeSourcePosition

use of org.graalvm.compiler.graph.NodeSourcePosition in project graal by oracle.

the class LoopDetector method readProperties.

protected void readProperties(MethodScope methodScope, Node node) {
    NodeSourcePosition position = (NodeSourcePosition) readObject(methodScope);
    Fields fields = node.getNodeClass().getData();
    for (int pos = 0; pos < fields.getCount(); pos++) {
        if (fields.getType(pos).isPrimitive()) {
            long primitive = methodScope.reader.getSV();
            fields.setRawPrimitive(node, pos, primitive);
        } else {
            Object value = readObject(methodScope);
            fields.putObject(node, pos, value);
        }
    }
    if (graph.trackNodeSourcePosition() && position != null) {
        node.setNodeSourcePosition(methodScope.getCallerBytecodePosition(position));
    }
}