8066433: Move Whitebox test library to top level repository

Moved Whitebox test library to top level repository.

Reviewed-by: iignatyev, sla, mr

test/lib/sun/hotspot/code/BlobType.java

@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+package sun.hotspot.code;
+
+import java.lang.management.ManagementFactory;
+import java.lang.management.MemoryPoolMXBean;
+import java.util.EnumSet;
+
+import sun.hotspot.WhiteBox;
+
+public enum BlobType {
+    // Execution level 1 and 4 (non-profiled) nmethods (including native nmethods)
+    MethodNonProfiled(0, "CodeHeap 'non-profiled nmethods'"),
+    // Execution level 2 and 3 (profiled) nmethods
+    MethodProfiled(1, "CodeHeap 'profiled nmethods'"),
+    // Non-nmethods like Buffers, Adapters and Runtime Stubs
+    NonNMethod(2, "CodeHeap 'non-nmethods'") {
+        @Override
+        public boolean allowTypeWhenOverflow(BlobType type) {
+            return super.allowTypeWhenOverflow(type)
+                    || type == BlobType.MethodNonProfiled;
+        }
+    },
+    // All types (No code cache segmentation)
+    All(3, "CodeCache");
+
+    public final int id;
+    private final String beanName;
+
+    private BlobType(int id, String beanName) {
+        this.id = id;
+        this.beanName = beanName;
+    }
+
+    public MemoryPoolMXBean getMemoryPool() {
+        for (MemoryPoolMXBean bean : ManagementFactory.getMemoryPoolMXBeans()) {
+            String name = bean.getName();
+            if (beanName.equals(name)) {
+                return bean;
+            }
+        }
+        return null;
+    }
+
+    public boolean allowTypeWhenOverflow(BlobType type) {
+        return type == this;
+    }
+
+    public static EnumSet<BlobType> getAvailable() {
+        WhiteBox whiteBox = WhiteBox.getWhiteBox();
+        if (!whiteBox.getBooleanVMFlag("SegmentedCodeCache")) {
+            // only All for non segmented world
+            return EnumSet.of(All);
+        }
+        if (System.getProperty("java.vm.info").startsWith("interpreted ")) {
+            // only NonNMethod for -Xint
+            return EnumSet.of(NonNMethod);
+        }
+
+        EnumSet<BlobType> result = EnumSet.complementOf(EnumSet.of(All));
+        if (!whiteBox.getBooleanVMFlag("TieredCompilation")
+                || whiteBox.getIntxVMFlag("TieredStopAtLevel") <= 1) {
+            // there is no MethodProfiled in non tiered world or pure C1
+            result.remove(MethodProfiled);
+        }
+        return result;
+    }
+}

test/lib/sun/hotspot/code/CodeBlob.java

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+package sun.hotspot.code;
+
+import sun.hotspot.WhiteBox;
+
+public class CodeBlob {
+  private static final WhiteBox WB = WhiteBox.getWhiteBox();
+  public static CodeBlob[] getCodeBlobs(BlobType type) {
+    Object[] obj = WB.getCodeHeapEntries(type.id);
+    if (obj == null) {
+      return null;
+    }
+    CodeBlob[] result = new CodeBlob[obj.length];
+    for (int i = 0, n = result.length; i < n; ++i) {
+      result[i] = new CodeBlob((Object[]) obj[i]);
+    }
+    return result;
+  }
+  public static CodeBlob getCodeBlob(long addr) {
+    Object[] obj = WB.getCodeBlob(addr);
+    if (obj == null) {
+      return null;
+    }
+    return new CodeBlob(obj);
+  }
+  protected CodeBlob(Object[] obj) {
+    assert obj.length == 3;
+    name = (String) obj[0];
+    size = (Integer) obj[1];
+    code_blob_type = BlobType.values()[(Integer) obj[2]];
+    assert code_blob_type.id == (Integer) obj[2];
+  }
+  public final String name;
+  public final int size;
+  public final BlobType code_blob_type;
+
+  @Override
+  public String toString() {
+    return "CodeBlob{"
+        + "name=" + name
+        + ", size=" + size
+        + ", code_blob_type=" + code_blob_type
+        + '}';
+  }
+}

test/lib/sun/hotspot/code/NMethod.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+package sun.hotspot.code;
+
+import java.lang.reflect.Executable;
+import sun.hotspot.WhiteBox;
+
+public class NMethod extends CodeBlob {
+  private static final WhiteBox wb = WhiteBox.getWhiteBox();
+  public static NMethod get(Executable method, boolean isOsr) {
+    Object[] obj = wb.getNMethod(method, isOsr);
+    return obj == null ? null : new NMethod(obj);
+  }
+  private NMethod(Object[] obj) {
+    super((Object[])obj[0]);
+    assert obj.length == 4;
+    comp_level = (Integer) obj[1];
+    insts = (byte[]) obj[2];
+    compile_id = (Integer) obj[3];
+  }
+  public final byte[] insts;
+  public final int comp_level;
+  public final int compile_id;
+
+  @Override
+  public String toString() {
+    return "NMethod{"
+        + super.toString()
+        + ", insts=" + insts
+        + ", comp_level=" + comp_level
+        + ", compile_id=" + compile_id
+        + '}';
+  }
+}