350 if (compiler == null) {
351 synchronized (this) {
352 if (compiler == null) {
353 compiler = compilerFactory.createCompiler(this);
354 }
355 }
356 }
357 return compiler;
358 }
359
360 public JavaType lookupType(String name, HotSpotResolvedObjectType accessingType, boolean resolve) {
361 Objects.requireNonNull(accessingType, "cannot resolve type without an accessing class");
362 // If the name represents a primitive type we can short-circuit the lookup.
363 if (name.length() == 1) {
364 JavaKind kind = JavaKind.fromPrimitiveOrVoidTypeChar(name.charAt(0));
365 return fromClass(kind.toJavaClass());
366 }
367
368 // Resolve non-primitive types in the VM.
369 HotSpotResolvedObjectTypeImpl hsAccessingType = (HotSpotResolvedObjectTypeImpl) accessingType;
370 final HotSpotResolvedObjectTypeImpl klass = compilerToVm.lookupType(name, hsAccessingType.mirror(), resolve);
371
372 if (klass == null) {
373 assert resolve == false;
374 return HotSpotUnresolvedJavaType.create(this, name);
375 }
376 return klass;
377 }
378
379 public JVMCIBackend getHostJVMCIBackend() {
380 return hostBackend;
381 }
382
383 public <T extends Architecture> JVMCIBackend getJVMCIBackend(Class<T> arch) {
384 assert arch != Architecture.class;
385 return backends.get(arch);
386 }
387
388 public Map<Class<? extends Architecture>, JVMCIBackend> getJVMCIBackends() {
389 return Collections.unmodifiableMap(backends);
390 }
391
392 /**
393 * Called from the VM.
394 */
395 @SuppressWarnings({"unused"})
396 private int adjustCompilationLevel(Class<?> declaringClass, String name, String signature, boolean isOsr, int level) {
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350 if (compiler == null) {
351 synchronized (this) {
352 if (compiler == null) {
353 compiler = compilerFactory.createCompiler(this);
354 }
355 }
356 }
357 return compiler;
358 }
359
360 public JavaType lookupType(String name, HotSpotResolvedObjectType accessingType, boolean resolve) {
361 Objects.requireNonNull(accessingType, "cannot resolve type without an accessing class");
362 // If the name represents a primitive type we can short-circuit the lookup.
363 if (name.length() == 1) {
364 JavaKind kind = JavaKind.fromPrimitiveOrVoidTypeChar(name.charAt(0));
365 return fromClass(kind.toJavaClass());
366 }
367
368 // Resolve non-primitive types in the VM.
369 HotSpotResolvedObjectTypeImpl hsAccessingType = (HotSpotResolvedObjectTypeImpl) accessingType;
370 try {
371 final HotSpotResolvedObjectTypeImpl klass = compilerToVm.lookupType(name, hsAccessingType.mirror(), resolve);
372
373 if (klass == null) {
374 assert resolve == false;
375 return HotSpotUnresolvedJavaType.create(this, name);
376 }
377 return klass;
378 } catch (ClassNotFoundException e) {
379 throw (NoClassDefFoundError) new NoClassDefFoundError().initCause(e);
380 }
381 }
382
383 public JVMCIBackend getHostJVMCIBackend() {
384 return hostBackend;
385 }
386
387 public <T extends Architecture> JVMCIBackend getJVMCIBackend(Class<T> arch) {
388 assert arch != Architecture.class;
389 return backends.get(arch);
390 }
391
392 public Map<Class<? extends Architecture>, JVMCIBackend> getJVMCIBackends() {
393 return Collections.unmodifiableMap(backends);
394 }
395
396 /**
397 * Called from the VM.
398 */
399 @SuppressWarnings({"unused"})
400 private int adjustCompilationLevel(Class<?> declaringClass, String name, String signature, boolean isOsr, int level) {
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