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Implementation of the Truffle NFI using libffi.
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// CheckStyle: start generated
package com.oracle.truffle.nfi.backend.libffi;
import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
import com.oracle.truffle.api.dsl.GeneratedBy;
import com.oracle.truffle.api.interop.InteropLibrary;
import com.oracle.truffle.api.interop.InvalidBufferOffsetException;
import com.oracle.truffle.api.interop.UnsupportedMessageException;
import com.oracle.truffle.api.library.DynamicDispatchLibrary;
import com.oracle.truffle.api.library.LibraryExport;
import com.oracle.truffle.api.library.LibraryFactory;
import com.oracle.truffle.api.nodes.DenyReplace;
import com.oracle.truffle.api.nodes.UnadoptableNode;
import com.oracle.truffle.nfi.backend.libffi.SerializeArgumentNode.BufferSlice;
import java.lang.invoke.VarHandle;
import java.nio.ByteOrder;
@GeneratedBy(BufferSlice.class)
@SuppressWarnings("javadoc")
final class BufferSliceGen {
private static final LibraryFactory DYNAMIC_DISPATCH_LIBRARY_ = LibraryFactory.resolve(DynamicDispatchLibrary.class);
static {
LibraryExport.register(BufferSlice.class, new InteropLibraryExports());
}
private BufferSliceGen() {
}
@GeneratedBy(BufferSlice.class)
private static final class InteropLibraryExports extends LibraryExport {
private InteropLibraryExports() {
super(InteropLibrary.class, BufferSlice.class, false, false, 0);
}
@Override
protected InteropLibrary createUncached(Object receiver) {
assert receiver instanceof BufferSlice;
InteropLibrary uncached = new Uncached();
return uncached;
}
@Override
protected InteropLibrary createCached(Object receiver) {
assert receiver instanceof BufferSlice;
return new Cached(receiver);
}
@GeneratedBy(BufferSlice.class)
private static final class Cached extends InteropLibrary {
/**
* Source Info:
* Specialization: {@link BufferSlice#accepts}
* Parameter: {@link Class} bufferType
*/
@CompilationFinal private Class bufferType;
protected Cached(Object receiver) {
BufferSlice castReceiver = ((BufferSlice) receiver) ;
Class bufferType_ = (castReceiver.buffer.getClass());
VarHandle.storeStoreFence();
this.bufferType = bufferType_;
}
@Override
public boolean accepts(Object receiver) {
assert !(receiver instanceof BufferSlice) || DYNAMIC_DISPATCH_LIBRARY_.getUncached().dispatch(receiver) == null : "Invalid library export. Exported receiver with dynamic dispatch found but not expected.";
return receiver instanceof BufferSlice && accepts_(receiver);
}
@Override
public boolean hasBufferElements(Object receiver) {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).hasBufferElements();
}
@Override
public boolean isBufferWritable(Object receiver) throws UnsupportedMessageException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).isBufferWritable();
}
@Override
public long getBufferSize(Object receiver) throws UnsupportedMessageException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).getBufferSize();
}
/**
* Debug Info:
* Specialization {@link BufferSlice#accepts(BufferSlice, Class)}
* Activation probability: 0.14286
* With/without class size: 5/0 bytes
*
*/
private boolean accepts_(Object arg0Value_) {
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
return arg0Value.accepts(this.bufferType);
}
/**
* Debug Info:
* Specialization {@link BufferSlice#writeBufferByte(BufferSlice, long, byte, Class)}
* Activation probability: 0.14286
* With/without class size: 5/0 bytes
*
*/
@Override
public void writeBufferByte(Object arg0Value_, long arg1Value, byte arg2Value) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferByte(arg1Value, arg2Value, this.bufferType);
return;
}
/**
* Debug Info:
* Specialization {@link BufferSlice#writeBufferShort(BufferSlice, ByteOrder, long, short, Class)}
* Activation probability: 0.14286
* With/without class size: 5/0 bytes
*
*/
@Override
public void writeBufferShort(Object arg0Value_, ByteOrder arg1Value, long arg2Value, short arg3Value) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferShort(arg1Value, arg2Value, arg3Value, this.bufferType);
return;
}
/**
* Debug Info:
* Specialization {@link BufferSlice#writeBufferInt(BufferSlice, ByteOrder, long, int, Class)}
* Activation probability: 0.14286
* With/without class size: 5/0 bytes
*
*/
@Override
public void writeBufferInt(Object arg0Value_, ByteOrder arg1Value, long arg2Value, int arg3Value) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferInt(arg1Value, arg2Value, arg3Value, this.bufferType);
return;
}
/**
* Debug Info:
* Specialization {@link BufferSlice#writeBufferLong(BufferSlice, ByteOrder, long, long, Class)}
* Activation probability: 0.14286
* With/without class size: 5/0 bytes
*
*/
@Override
public void writeBufferLong(Object arg0Value_, ByteOrder arg1Value, long arg2Value, long arg3Value) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferLong(arg1Value, arg2Value, arg3Value, this.bufferType);
return;
}
/**
* Debug Info:
* Specialization {@link BufferSlice#writeBufferFloat(BufferSlice, ByteOrder, long, float, Class)}
* Activation probability: 0.14286
* With/without class size: 5/0 bytes
*
*/
@Override
public void writeBufferFloat(Object arg0Value_, ByteOrder arg1Value, long arg2Value, float arg3Value) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferFloat(arg1Value, arg2Value, arg3Value, this.bufferType);
return;
}
/**
* Debug Info:
* Specialization {@link BufferSlice#writeBufferDouble(BufferSlice, ByteOrder, long, double, Class)}
* Activation probability: 0.14286
* With/without class size: 5/0 bytes
*
*/
@Override
public void writeBufferDouble(Object arg0Value_, ByteOrder arg1Value, long arg2Value, double arg3Value) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferDouble(arg1Value, arg2Value, arg3Value, this.bufferType);
return;
}
@Override
public byte readBufferByte(Object receiver, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).readBufferByte(byteOffset);
}
@Override
public short readBufferShort(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).readOther(order, byteOffset);
}
@Override
public int readBufferInt(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).readOther(order, byteOffset);
}
@Override
public long readBufferLong(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).readOther(order, byteOffset);
}
@Override
public float readBufferFloat(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).readOther(order, byteOffset);
}
@Override
public double readBufferDouble(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
return (((BufferSlice) receiver)).readOther(order, byteOffset);
}
@Override
public void readBuffer(Object receiver, long byteOffset, byte[] destination, int destinationOffset, int length) throws UnsupportedMessageException, InvalidBufferOffsetException {
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
assert assertAdopted();
(((BufferSlice) receiver)).readBuffer(byteOffset, destination, destinationOffset, length);
return;
}
}
@GeneratedBy(BufferSlice.class)
@DenyReplace
private static final class Uncached extends InteropLibrary implements UnadoptableNode {
protected Uncached() {
}
@Override
@TruffleBoundary
public boolean accepts(Object receiver) {
assert !(receiver instanceof BufferSlice) || DYNAMIC_DISPATCH_LIBRARY_.getUncached().dispatch(receiver) == null : "Invalid library export. Exported receiver with dynamic dispatch found but not expected.";
return receiver instanceof BufferSlice && accepts_(receiver);
}
@TruffleBoundary
@Override
public boolean hasBufferElements(Object receiver) {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .hasBufferElements();
}
@TruffleBoundary
@Override
public boolean isBufferWritable(Object receiver) throws UnsupportedMessageException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .isBufferWritable();
}
@TruffleBoundary
@Override
public long getBufferSize(Object receiver) throws UnsupportedMessageException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .getBufferSize();
}
@TruffleBoundary
@Override
public void writeBufferByte(Object arg0Value_, long arg1Value, byte arg2Value) throws InvalidBufferOffsetException {
// declared: true
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferByte(arg1Value, arg2Value, (arg0Value.buffer.getClass()));
return;
}
@TruffleBoundary
@Override
public void writeBufferShort(Object arg0Value_, ByteOrder arg1Value, long arg2Value, short arg3Value) throws InvalidBufferOffsetException {
// declared: true
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferShort(arg1Value, arg2Value, arg3Value, (arg0Value.buffer.getClass()));
return;
}
@TruffleBoundary
@Override
public void writeBufferInt(Object arg0Value_, ByteOrder arg1Value, long arg2Value, int arg3Value) throws InvalidBufferOffsetException {
// declared: true
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferInt(arg1Value, arg2Value, arg3Value, (arg0Value.buffer.getClass()));
return;
}
@TruffleBoundary
@Override
public void writeBufferLong(Object arg0Value_, ByteOrder arg1Value, long arg2Value, long arg3Value) throws InvalidBufferOffsetException {
// declared: true
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferLong(arg1Value, arg2Value, arg3Value, (arg0Value.buffer.getClass()));
return;
}
@TruffleBoundary
@Override
public void writeBufferFloat(Object arg0Value_, ByteOrder arg1Value, long arg2Value, float arg3Value) throws InvalidBufferOffsetException {
// declared: true
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferFloat(arg1Value, arg2Value, arg3Value, (arg0Value.buffer.getClass()));
return;
}
@TruffleBoundary
@Override
public void writeBufferDouble(Object arg0Value_, ByteOrder arg1Value, long arg2Value, double arg3Value) throws InvalidBufferOffsetException {
// declared: true
assert this.accepts(arg0Value_) : "Invalid library usage. Library does not accept given receiver.";
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
arg0Value.writeBufferDouble(arg1Value, arg2Value, arg3Value, (arg0Value.buffer.getClass()));
return;
}
@TruffleBoundary
@Override
public byte readBufferByte(Object receiver, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .readBufferByte(byteOffset);
}
@TruffleBoundary
@Override
public short readBufferShort(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .readOther(order, byteOffset);
}
@TruffleBoundary
@Override
public int readBufferInt(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .readOther(order, byteOffset);
}
@TruffleBoundary
@Override
public long readBufferLong(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .readOther(order, byteOffset);
}
@TruffleBoundary
@Override
public float readBufferFloat(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .readOther(order, byteOffset);
}
@TruffleBoundary
@Override
public double readBufferDouble(Object receiver, ByteOrder order, long byteOffset) throws UnsupportedMessageException, InvalidBufferOffsetException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
return ((BufferSlice) receiver) .readOther(order, byteOffset);
}
@TruffleBoundary
@Override
public void readBuffer(Object receiver, long byteOffset, byte[] destination, int destinationOffset, int length) throws UnsupportedMessageException, InvalidBufferOffsetException {
// declared: true
assert this.accepts(receiver) : "Invalid library usage. Library does not accept given receiver.";
((BufferSlice) receiver) .readBuffer(byteOffset, destination, destinationOffset, length);
return;
}
@TruffleBoundary
private static boolean accepts_(Object arg0Value_) {
BufferSlice arg0Value = ((BufferSlice) arg0Value_);
return arg0Value.accepts((arg0Value.buffer.getClass()));
}
}
}
}
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