コード例 #1
0
  @Specialization(
      guards = {
        "!copyAllAttributes || target != source",
        "containsMetadata(source, attrSourceProfiles)"
      })
  public RAbstractVector copySameLength(
      RAbstractVector target,
      RAbstractVector source, //
      @Cached("create()") CopyOfRegAttributesNode copyOfReg, //
      @Cached("createDim()") RemoveAttributeNode removeDim, //
      @Cached("createDimNames()") RemoveAttributeNode removeDimNames, //
      @Cached("create()") InitAttributesNode initAttributes, //
      @Cached("createNames()") PutAttributeNode putNames, //
      @Cached("createDim()") PutAttributeNode putDim, //
      @Cached("createBinaryProfile()") ConditionProfile noDimensions, //
      @Cached("createBinaryProfile()") ConditionProfile hasNamesSource, //
      @Cached("createBinaryProfile()") ConditionProfile hasDimNames) {
    RVector result = target.materialize();

    if (copyAllAttributes) {
      copyOfReg.execute(source, result);
    }

    int[] newDimensions = source.getDimensions();
    if (noDimensions.profile(newDimensions == null)) {
      RAttributes attributes = result.getAttributes();
      if (attributes != null) {
        removeDim.execute(attributes);
        removeDimNames.execute(attributes);
        result.setInternalDimNames(null);
      }
      result.setInternalDimensions(null);

      RStringVector vecNames = source.getNames(attrSourceProfiles);
      if (hasNamesSource.profile(vecNames != null)) {
        putNames.execute(initAttributes.execute(result), vecNames);
        result.setInternalNames(vecNames);
        return result;
      }
      return result;
    }

    putDim.execute(
        initAttributes.execute(result),
        RDataFactory.createIntVector(newDimensions, RDataFactory.COMPLETE_VECTOR));
    result.setInternalDimensions(newDimensions);

    RList newDimNames = source.getDimNames(attrSourceProfiles);
    if (hasDimNames.profile(newDimNames != null)) {
      result.getAttributes().put(RRuntime.DIMNAMES_ATTR_KEY, newDimNames);
      newDimNames.elementNamePrefix = RRuntime.DIMNAMES_LIST_ELEMENT_NAME_PREFIX;
      result.setInternalDimNames(newDimNames);
      return result;
    }
    return result;
  }
コード例 #2
0
  public static class WriteSuperFrameVariableConditionalNode
      extends WriteSuperFrameVariableNodeHelper {

    @Child private WriteSuperFrameVariableNode writeNode;
    @Child private WriteSuperFrameVariableNodeHelper nextNode;
    @Child private RNode rhs;

    private final ValueProfile enclosingFrameProfile = ValueProfile.createClassProfile();
    private final ConditionProfile hasValueProfile = ConditionProfile.createBinaryProfile();
    private final ConditionProfile nullSuperFrameProfile = ConditionProfile.createBinaryProfile();

    WriteSuperFrameVariableConditionalNode(
        WriteSuperFrameVariableNode writeNode,
        WriteSuperFrameVariableNodeHelper nextNode,
        RNode rhs) {
      this.writeNode = writeNode;
      this.nextNode = nextNode;
      this.rhs = rhs;
    }

    @Override
    public Object getName() {
      return writeNode.getName();
    }

    @Override
    public RNode getRhs() {
      return rhs;
    }

    @Override
    public void execute(VirtualFrame frame, Object value, MaterializedFrame enclosingFrame) {
      MaterializedFrame profiledEnclosingFrame = enclosingFrameProfile.profile(enclosingFrame);
      if (hasValueProfile.profile(writeNode.getFrameSlotNode().hasValue(profiledEnclosingFrame))) {
        writeNode.execute(frame, value, profiledEnclosingFrame);
      } else {
        MaterializedFrame superFrame = RArguments.getEnclosingFrame(profiledEnclosingFrame);
        if (nullSuperFrameProfile.profile(superFrame == null)) {
          // Might be the case if "{ x <<- 42 }": This is in globalEnv!
          superFrame = REnvironment.globalEnv().getFrame();
        }
        nextNode.execute(frame, value, superFrame);
      }
    }

    @Override
    public void execute(VirtualFrame frame, Object value) {
      assert RArguments.getEnclosingFrame(frame) != null;
      execute(frame, value, RArguments.getEnclosingFrame(frame));
    }
  }
コード例 #3
0
 @Override
 public void execute(VirtualFrame frame, Object value, MaterializedFrame enclosingFrame) {
   MaterializedFrame profiledEnclosingFrame = enclosingFrameProfile.profile(enclosingFrame);
   if (hasValueProfile.profile(writeNode.getFrameSlotNode().hasValue(profiledEnclosingFrame))) {
     writeNode.execute(frame, value, profiledEnclosingFrame);
   } else {
     MaterializedFrame superFrame = RArguments.getEnclosingFrame(profiledEnclosingFrame);
     if (nullSuperFrameProfile.profile(superFrame == null)) {
       // Might be the case if "{ x <<- 42 }": This is in globalEnv!
       superFrame = REnvironment.globalEnv().getFrame();
     }
     nextNode.execute(frame, value, superFrame);
   }
 }
コード例 #4
0
ファイル: DimNames.java プロジェクト: chumer/fastr
 @Specialization
 protected Object getDimNames(RAbstractContainer container) {
   controlVisibility();
   RList names;
   if (container instanceof RDataFrame) {
     dataframeProfile.enter();
     names = ((RDataFrame) container).getVector().getDimNames();
   } else if (container instanceof RFactor) {
     factorProfile.enter();
     names = ((RFactor) container).getVector().getDimNames();
   } else {
     otherProfile.enter();
     names = container.getDimNames(attrProfiles);
   }
   return nullProfile.profile(names == null) ? RNull.instance : names;
 }
コード例 #5
0
ファイル: DimNames.java プロジェクト: chumer/fastr
@RBuiltin(
    name = "dimnames",
    kind = PRIMITIVE,
    parameterNames = {"x"},
    dispatch = INTERNAL_GENERIC)
public abstract class DimNames extends RBuiltinNode {

  private final RAttributeProfiles attrProfiles = RAttributeProfiles.create();
  private final ConditionProfile nullProfile = ConditionProfile.createBinaryProfile();
  private final BranchProfile dataframeProfile = BranchProfile.create();
  private final BranchProfile factorProfile = BranchProfile.create();
  private final BranchProfile otherProfile = BranchProfile.create();

  @Specialization
  protected RNull getDimNames(@SuppressWarnings("unused") RNull operand) {
    controlVisibility();
    return RNull.instance;
  }

  @Specialization
  protected Object getDimNames(RAbstractContainer container) {
    controlVisibility();
    RList names;
    if (container instanceof RDataFrame) {
      dataframeProfile.enter();
      names = ((RDataFrame) container).getVector().getDimNames();
    } else if (container instanceof RFactor) {
      factorProfile.enter();
      names = ((RFactor) container).getVector().getDimNames();
    } else {
      otherProfile.enter();
      names = container.getDimNames(attrProfiles);
    }
    return nullProfile.profile(names == null) ? RNull.instance : names;
  }
}