src/jdk/nashorn/internal/runtime/linker/JavaAdapterBytecodeGenerator.java
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@@ -62,10 +62,11 @@
import jdk.internal.org.objectweb.asm.Handle;
import jdk.internal.org.objectweb.asm.Label;
import jdk.internal.org.objectweb.asm.Opcodes;
import jdk.internal.org.objectweb.asm.Type;
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter;
+import jdk.nashorn.internal.objects.Global;
import jdk.nashorn.internal.runtime.Context;
import jdk.nashorn.internal.runtime.ScriptFunction;
import jdk.nashorn.internal.runtime.ScriptObject;
import jdk.nashorn.internal.runtime.linker.AdaptationResult.Outcome;
import sun.reflect.CallerSensitive;
@@ -132,21 +133,24 @@
*/
final class JavaAdapterBytecodeGenerator {
static final Type CONTEXT_TYPE = Type.getType(Context.class);
static final Type OBJECT_TYPE = Type.getType(Object.class);
static final Type SCRIPT_OBJECT_TYPE = Type.getType(ScriptObject.class);
+ static final Type GLOBAL_TYPE = Type.getType(Global.class);
static final String CONTEXT_TYPE_NAME = CONTEXT_TYPE.getInternalName();
static final String OBJECT_TYPE_NAME = OBJECT_TYPE.getInternalName();
static final String INIT = "<init>";
static final String GLOBAL_FIELD_NAME = "global";
static final String SCRIPT_OBJECT_TYPE_DESCRIPTOR = SCRIPT_OBJECT_TYPE.getDescriptor();
+ static final String GLOBAL_TYPE_DESCRIPTOR = GLOBAL_TYPE.getDescriptor();
- static final String SET_GLOBAL_METHOD_DESCRIPTOR = Type.getMethodDescriptor(Type.VOID_TYPE, SCRIPT_OBJECT_TYPE);
+
+ static final String SET_GLOBAL_METHOD_DESCRIPTOR = Type.getMethodDescriptor(Type.VOID_TYPE, GLOBAL_TYPE);
static final String VOID_NOARG_METHOD_DESCRIPTOR = Type.getMethodDescriptor(Type.VOID_TYPE);
private static final Type SCRIPT_FUNCTION_TYPE = Type.getType(ScriptFunction.class);
private static final Type STRING_TYPE = Type.getType(String.class);
private static final Type METHOD_TYPE_TYPE = Type.getType(MethodType.class);
@@ -165,11 +169,11 @@
private static final String ERROR_TYPE_NAME = Type.getInternalName(Error.class);
private static final String THROWABLE_TYPE_NAME = THROWABLE_TYPE.getInternalName();
private static final String UNSUPPORTED_OPERATION_TYPE_NAME = UNSUPPORTED_OPERATION_TYPE.getInternalName();
private static final String METHOD_HANDLE_TYPE_DESCRIPTOR = METHOD_HANDLE_TYPE.getDescriptor();
- private static final String GET_GLOBAL_METHOD_DESCRIPTOR = Type.getMethodDescriptor(SCRIPT_OBJECT_TYPE);
+ private static final String GET_GLOBAL_METHOD_DESCRIPTOR = Type.getMethodDescriptor(GLOBAL_TYPE);
private static final String GET_CLASS_METHOD_DESCRIPTOR = Type.getMethodDescriptor(Type.getType(Class.class));
// Package used when the adapter can't be defined in the adaptee's package (either because it's sealed, or because
// it's a java.* package.
private static final String ADAPTER_PACKAGE_PREFIX = "jdk/nashorn/javaadapters/";
@@ -257,11 +261,11 @@
// }
cw.visitEnd();
}
private void generateGlobalFields() {
- cw.visitField(ACC_PRIVATE | ACC_FINAL | (classOverride ? ACC_STATIC : 0), GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR, null, null).visitEnd();
+ cw.visitField(ACC_PRIVATE | ACC_FINAL | (classOverride ? ACC_STATIC : 0), GLOBAL_FIELD_NAME, GLOBAL_TYPE_DESCRIPTOR, null, null).visitEnd();
usedFieldNames.add(GLOBAL_FIELD_NAME);
}
JavaAdapterClassLoader createAdapterClassLoader() {
return new JavaAdapterClassLoader(generatedClassName, cw.toByteArray());
@@ -361,11 +365,11 @@
if(initGlobal != null) {
mv.visitLabel(initGlobal);
}
// Assign "global = Context.getGlobal()"
invokeGetGlobalWithNullCheck(mv);
- mv.putstatic(generatedClassName, GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
+ mv.putstatic(generatedClassName, GLOBAL_FIELD_NAME, GLOBAL_TYPE_DESCRIPTOR);
endInitMethod(mv);
}
private static void invokeGetGlobalWithNullCheck(final InstructionAdapter mv) {
@@ -506,11 +510,11 @@
}
// Assign "this.global = Context.getGlobal()"
mv.visitVarInsn(ALOAD, 0);
invokeGetGlobalWithNullCheck(mv);
- mv.putfield(generatedClassName, GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
+ mv.putfield(generatedClassName, GLOBAL_FIELD_NAME, GLOBAL_TYPE_DESCRIPTOR);
endInitMethod(mv);
}
private static void endInitMethod(final InstructionAdapter mv) {
@@ -650,14 +654,14 @@
mv.visitLabel(handleDefined);
// Load the creatingGlobal object
if(classOverride) {
// If class handle is defined, load the static defining global
- mv.getstatic(generatedClassName, GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
+ mv.getstatic(generatedClassName, GLOBAL_FIELD_NAME, GLOBAL_TYPE_DESCRIPTOR);
} else {
mv.visitVarInsn(ALOAD, 0);
- mv.getfield(generatedClassName, GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
+ mv.getfield(generatedClassName, GLOBAL_FIELD_NAME, GLOBAL_TYPE_DESCRIPTOR);
}
// stack: [creatingGlobal, handle]
final Label setupGlobal = new Label();
mv.visitLabel(setupGlobal);
@@ -672,11 +676,11 @@
mv.dup();
// stack: [creatingGlobal, creatingGlobal, handle]
// Emit code for switching to the creating global
- // ScriptObject currentGlobal = Context.getGlobal();
+ // Global currentGlobal = Context.getGlobal();
invokeGetGlobal(mv);
mv.dup();
mv.visitVarInsn(ASTORE, currentGlobalVar);
// stack: [currentGlobal, creatingGlobal, creatingGlobal, handle]
@@ -742,11 +746,11 @@
emitFinally(mv, currentGlobalVar, globalsDifferVar);
mv.athrow();
final Label methodEnd = new Label();
mv.visitLabel(methodEnd);
- mv.visitLocalVariable("currentGlobal", SCRIPT_OBJECT_TYPE_DESCRIPTOR, null, setupGlobal, methodEnd, currentGlobalVar);
+ mv.visitLocalVariable("currentGlobal", GLOBAL_TYPE_DESCRIPTOR, null, setupGlobal, methodEnd, currentGlobalVar);
mv.visitLocalVariable("globalsDiffer", Type.INT_TYPE.getDescriptor(), null, setupGlobal, methodEnd, globalsDifferVar);
if(throwableDeclared) {
mv.visitTryCatchBlock(tryBlockStart, tryBlockEnd, rethrowHandler, THROWABLE_TYPE_NAME);
assert throwableHandler == null;