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-rw-r--r--test/496-checker-inlining-class-loader/src/Main.java191
1 files changed, 96 insertions, 95 deletions
diff --git a/test/496-checker-inlining-class-loader/src/Main.java b/test/496-checker-inlining-class-loader/src/Main.java
index 4fe47237f8..feb8fdc56d 100644
--- a/test/496-checker-inlining-class-loader/src/Main.java
+++ b/test/496-checker-inlining-class-loader/src/Main.java
@@ -20,115 +20,116 @@ import java.util.ArrayList;
import java.util.List;
class MyClassLoader extends ClassLoader {
- MyClassLoader() throws Exception {
- super(MyClassLoader.class.getClassLoader());
+ MyClassLoader() throws Exception {
+ super(MyClassLoader.class.getClassLoader());
- // Some magic to get access to the pathList field of BaseDexClassLoader.
- ClassLoader loader = getClass().getClassLoader();
- Class<?> baseDexClassLoader = loader.getClass().getSuperclass();
- Field f = baseDexClassLoader.getDeclaredField("pathList");
- f.setAccessible(true);
- Object pathList = f.get(loader);
+ // Some magic to get access to the pathList field of BaseDexClassLoader.
+ ClassLoader loader = getClass().getClassLoader();
+ Class<?> baseDexClassLoader = loader.getClass().getSuperclass();
+ Field f = baseDexClassLoader.getDeclaredField("pathList");
+ f.setAccessible(true);
+ Object pathList = f.get(loader);
- // Some magic to get access to the dexField field of pathList.
- // Need to make a copy of the dex elements since we don't want an app image with pre-resolved
- // things.
- f = pathList.getClass().getDeclaredField("dexElements");
- f.setAccessible(true);
- Object[] dexElements = (Object[]) f.get(pathList);
- f = dexElements[0].getClass().getDeclaredField("dexFile");
- f.setAccessible(true);
- for (Object element : dexElements) {
- Object dexFile = f.get(element);
- // Make copy.
- Field fileNameField = dexFile.getClass().getDeclaredField("mFileName");
- fileNameField.setAccessible(true);
- dexFiles.add(dexFile.getClass().getDeclaredConstructor(String.class).newInstance(
- fileNameField.get(dexFile)));
+ // Some magic to get access to the dexField field of pathList.
+ // Need to make a copy of the dex elements since we don't want an app image
+ // with pre-resolved things.
+ f = pathList.getClass().getDeclaredField("dexElements");
+ f.setAccessible(true);
+ Object[] dexElements = (Object[]) f.get(pathList);
+ f = dexElements[0].getClass().getDeclaredField("dexFile");
+ f.setAccessible(true);
+ for (Object element : dexElements) {
+ Object dexFile = f.get(element);
+ // Make copy.
+ Field fileNameField = dexFile.getClass().getDeclaredField("mFileName");
+ fileNameField.setAccessible(true);
+ dexFiles.add(dexFile.getClass().getDeclaredConstructor(String.class).newInstance(
+ fileNameField.get(dexFile)));
+ }
}
- }
- ArrayList<Object> dexFiles = new ArrayList<Object>();
- Field dexFileField;
+ ArrayList<Object> dexFiles = new ArrayList<Object>();
+ Field dexFileField;
- protected Class<?> loadClass(String className, boolean resolve) throws ClassNotFoundException {
- // Other classes may also get loaded, ignore those.
- if (className.equals("LoadedByMyClassLoader") || className.equals("FirstSeenByMyClassLoader")) {
- System.out.println("Request for " + className);
- }
+ protected Class<?> loadClass(String className, boolean resolve) throws ClassNotFoundException {
+ // Other classes may also get loaded, ignore those.
+ if (className.equals("LoadedByMyClassLoader")
+ || className.equals("FirstSeenByMyClassLoader")) {
+ System.out.println("Request for " + className);
+ }
- // We're only going to handle LoadedByMyClassLoader.
- if (className != "LoadedByMyClassLoader") {
- return getParent().loadClass(className);
- }
+ // We're only going to handle LoadedByMyClassLoader.
+ if (className != "LoadedByMyClassLoader") {
+ return getParent().loadClass(className);
+ }
- // Mimic what DexPathList.findClass is doing.
- try {
- for (Object dexFile : dexFiles) {
- Method method = dexFile.getClass().getDeclaredMethod(
- "loadClassBinaryName", String.class, ClassLoader.class, List.class);
+ // Mimic what DexPathList.findClass is doing.
+ try {
+ for (Object dexFile : dexFiles) {
+ Method method = dexFile.getClass().getDeclaredMethod(
+ "loadClassBinaryName", String.class, ClassLoader.class, List.class);
- if (dexFile != null) {
- Class<?> clazz = (Class<?>)method.invoke(dexFile, className, this, null);
- if (clazz != null) {
- return clazz;
- }
- }
- }
- } catch (Exception e) { /* Ignore */ }
- return null;
- }
+ if (dexFile != null) {
+ Class<?> clazz = (Class<?>) method.invoke(dexFile, className, this, null);
+ if (clazz != null) {
+ return clazz;
+ }
+ }
+ }
+ } catch (Exception e) { /* Ignore */ }
+ return null;
+ }
}
class LoadedByMyClassLoader {
- /// CHECK-START: void LoadedByMyClassLoader.bar() inliner (before)
- /// CHECK: LoadClass class_name:FirstSeenByMyClassLoader
- /// CHECK-NEXT: ClinitCheck
- /// CHECK-NEXT: InvokeStaticOrDirect
- /// CHECK-NEXT: LoadClass class_name:java.lang.System
- /// CHECK-NEXT: ClinitCheck
- /// CHECK-NEXT: StaticFieldGet
- /// CHECK-NEXT: LoadString
- /// CHECK-NEXT: NullCheck
- /// CHECK-NEXT: InvokeVirtual
+ /// CHECK-START: void LoadedByMyClassLoader.bar() inliner (before)
+ /// CHECK: LoadClass class_name:FirstSeenByMyClassLoader
+ /// CHECK-NEXT: ClinitCheck
+ /// CHECK-NEXT: InvokeStaticOrDirect
+ /// CHECK-NEXT: LoadClass class_name:java.lang.System
+ /// CHECK-NEXT: ClinitCheck
+ /// CHECK-NEXT: StaticFieldGet
+ /// CHECK-NEXT: LoadString
+ /// CHECK-NEXT: NullCheck
+ /// CHECK-NEXT: InvokeVirtual
- /// CHECK-START: void LoadedByMyClassLoader.bar() inliner (after)
- /// CHECK: LoadClass class_name:FirstSeenByMyClassLoader
- /// CHECK-NEXT: ClinitCheck
- /* We inlined FirstSeenByMyClassLoader.$inline$bar */
- /// CHECK-NEXT: LoadClass class_name:java.lang.System
- /// CHECK-NEXT: ClinitCheck
- /// CHECK-NEXT: StaticFieldGet
- /// CHECK-NEXT: LoadString
- /// CHECK-NEXT: NullCheck
- /// CHECK-NEXT: InvokeVirtual
+ /// CHECK-START: void LoadedByMyClassLoader.bar() inliner (after)
+ /// CHECK: LoadClass class_name:FirstSeenByMyClassLoader
+ /// CHECK-NEXT: ClinitCheck
+ /* We inlined FirstSeenByMyClassLoader.$inline$bar */
+ /// CHECK-NEXT: LoadClass class_name:java.lang.System
+ /// CHECK-NEXT: ClinitCheck
+ /// CHECK-NEXT: StaticFieldGet
+ /// CHECK-NEXT: LoadString
+ /// CHECK-NEXT: NullCheck
+ /// CHECK-NEXT: InvokeVirtual
- /// CHECK-START: void LoadedByMyClassLoader.bar() register (before)
- /* Load and initialize FirstSeenByMyClassLoader */
- /// CHECK: LoadClass class_name:FirstSeenByMyClassLoader gen_clinit_check:true
- /* Load and initialize System */
- // There may be HX86ComputeBaseMethodAddress here.
- /// CHECK: LoadClass class_name:java.lang.System
- // The ClinitCheck may (PIC) or may not (non-PIC) be merged into the LoadClass.
- // (The merging checks for environment match but HLoadClass/kBootImageAddress
- // used for non-PIC mode does not have an environment at all.)
- /// CHECK: StaticFieldGet
- // There may be HX86ComputeBaseMethodAddress here.
- /// CHECK: LoadString
- /// CHECK-NEXT: NullCheck
- /// CHECK-NEXT: InvokeVirtual
- public static void bar() {
- FirstSeenByMyClassLoader.$inline$bar();
- System.out.println("In between the two calls.");
- FirstSeenByMyClassLoader.$noinline$bar();
- }
+ /// CHECK-START: void LoadedByMyClassLoader.bar() register (before)
+ /* Load and initialize FirstSeenByMyClassLoader */
+ /// CHECK: LoadClass class_name:FirstSeenByMyClassLoader gen_clinit_check:true
+ /* Load and initialize System */
+ // There may be HX86ComputeBaseMethodAddress here.
+ /// CHECK: LoadClass class_name:java.lang.System
+ // The ClinitCheck may (PIC) or may not (non-PIC) be merged into the LoadClass.
+ // (The merging checks for environment match but HLoadClass/kBootImageAddress
+ // used for non-PIC mode does not have an environment at all.)
+ /// CHECK: StaticFieldGet
+ // There may be HX86ComputeBaseMethodAddress here.
+ /// CHECK: LoadString
+ /// CHECK-NEXT: NullCheck
+ /// CHECK-NEXT: InvokeVirtual
+ public static void bar() {
+ FirstSeenByMyClassLoader.$inline$bar();
+ System.out.println("In between the two calls.");
+ FirstSeenByMyClassLoader.$noinline$bar();
+ }
}
public class Main {
- public static void main(String[] args) throws Exception {
- MyClassLoader o = new MyClassLoader();
- Class<?> foo = o.loadClass("LoadedByMyClassLoader");
- Method m = foo.getDeclaredMethod("bar");
- m.invoke(null);
- }
+ public static void main(String[] args) throws Exception {
+ MyClassLoader o = new MyClassLoader();
+ Class<?> foo = o.loadClass("LoadedByMyClassLoader");
+ Method m = foo.getDeclaredMethod("bar");
+ m.invoke(null);
+ }
}