com.oracle.graal.truffle.hotspot.nfi

Class NativeCallStubGraphBuilder

java.lang.Object

com.oracle.graal.truffle.hotspot.nfi.NativeCallStubGraphBuilder

public class NativeCallStubGraphBuilder
extends Object

Utility creating a graph for a stub used to call a native function.

Constructor Summary

Constructors

Constructor and Description
NativeCallStubGraphBuilder()

Method Summary

Modifier and Type	Method and Description
static Kind	getElementKind(Class<?> clazz)
static StructuredGraph	getGraph(HotSpotProviders providers, RawNativeCallNodeFactory factory, long functionPointer, Class<?> returnType, Class<?>... argumentTypes) Creates a graph for a stub used to call a native function.
private static Kind	getKind(Class<?> clazz)
private static FixedWithNextNode	getParameters(StructuredGraph g, ParameterNode argumentsArray, int numArgs, Class<?>[] argumentTypes, List<ValueNode> args, HotSpotProviders providers)
static Object	libCall(Object argLoc, Object unused1, Object unused2)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NativeCallStubGraphBuilder

public NativeCallStubGraphBuilder()

Method Detail

getGraph

public static StructuredGraph getGraph(HotSpotProviders providers,
                                       RawNativeCallNodeFactory factory,
                                       long functionPointer,
                                       Class<?> returnType,
                                       Class<?>... argumentTypes)

Creates a graph for a stub used to call a native function.

Parameters:

functionPointer - a native function pointer

returnType - the type of the return value

argumentTypes - the types of the arguments

Returns:

the graph that represents the call stub

getParameters

private static FixedWithNextNode getParameters(StructuredGraph g,
                                               ParameterNode argumentsArray,
                                               int numArgs,
                                               Class<?>[] argumentTypes,
                                               List<ValueNode> args,
                                               HotSpotProviders providers)

getElementKind

public static Kind getElementKind(Class<?> clazz)

getKind

private static Kind getKind(Class<?> clazz)

libCall

public static Object libCall(Object argLoc,
                             Object unused1,
                             Object unused2)