Examples with JNIMethodScope org.graalvm.jniutils.JNIMethodScope used on opensource projects

Example 36 with JNIMethodScope

use of org.graalvm.jniutils.JNIMethodScope in project graal by oracle.

the class Target_org_graalvm_compiler_truffle_compiler_hotspot_libgraal_TruffleToLibGraalEntryPoints method compileMethod.

@SuppressWarnings({ "unused", "try" })
@Substitute
private static CompilationRequestResult compileMethod(HotSpotGraalCompiler compiler, CompilationRequest request) {
    long offset = compiler.getGraalRuntime().getVMConfig().jniEnvironmentOffset;
    long javaThreadAddr = HotSpotJVMCIRuntime.runtime().getCurrentJavaThread();
    JNI.JNIEnv env = (JNI.JNIEnv) WordFactory.unsigned(javaThreadAddr).add(WordFactory.unsigned(offset));
    // Truffle-specific method annotations.
    try {
        try (JNIMethodScope scope = LibGraalUtil.openScope("<called from VM>", env)) {
            return compiler.compileMethod(request, true, compiler.getGraalRuntime().getOptions());
        }
    } finally {
        /*
             * libgraal doesn't use a dedicated reference handler thread, so we trigger the
             * reference handling manually when a compilation finishes.
             */
        Heap.getHeap().doReferenceHandling();
    }
}