Add support for building native-image-diagnostics-agent on module-path

Author: olpaw

compiler/mx.compiler/suite.py

@@ -2176,7 +2176,7 @@
           "org.graalvm.compiler.options                to jdk.internal.vm.compiler.management,org.graalvm.nativeimage.driver,org.graalvm.nativeimage.librarysupport",
           "org.graalvm.compiler.phases.common          to org.graalvm.nativeimage.agent.tracing",
           "org.graalvm.compiler.phases.common.jmx      to jdk.internal.vm.compiler.management",
-          "org.graalvm.compiler.serviceprovider        to jdk.internal.vm.compiler.management,org.graalvm.nativeimage.driver,org.graalvm.nativeimage.agent.jvmtibase",
+          "org.graalvm.compiler.serviceprovider        to jdk.internal.vm.compiler.management,org.graalvm.nativeimage.driver,org.graalvm.nativeimage.agent.jvmtibase,org.graalvm.nativeimage.agent.diagnostics",
           "org.graalvm.compiler.truffle.jfr            to jdk.internal.vm.compiler.truffle.jfr",
           "org.graalvm.libgraal                        to jdk.internal.vm.compiler.management",
           "org.graalvm.util                            to jdk.internal.vm.compiler.management",

substratevm/mx.substratevm/mx_substratevm.py

@@ -853,6 +853,7 @@ def _native_image_launcher_extra_jvm_args():
             ],
         ),
         mx_sdk_vm.LibraryConfig(
+            use_modules='image' if USE_NI_JPMS else 'launcher' if not svm_java8() else None,
             destination="<lib:native-image-diagnostics-agent>",
             jvm_library=True,
             jar_distributions=[