Add small stats Schedulables on JMethod and JField.

Change-Id: Idb6b91d396ae25a926c562555531e24abd56382c

5 files changed, 195 insertions, 1 deletions

diff --git a/jack/src/com/android/jack/Jack.java b/jack/src/com/android/jack/Jack.java
index 9b73dc9..3f6beae 100644
--- a/jack/src/com/android/jack/Jack.java
+++ b/jack/src/com/android/jack/Jack.java
@@ -90,6 +90,7 @@ import com.android.jack.scheduling.adapter.JDefinedClassOrInterfaceAdapter;
 import com.android.jack.scheduling.adapter.JFieldAdapter;
 import com.android.jack.scheduling.adapter.JMethodAdapter;
 import com.android.jack.scheduling.adapter.JPackageAdapter;
+import com.android.jack.scheduling.feature.CompiledTypeStats;
 import com.android.jack.scheduling.feature.DexNonZipOutput;
 import com.android.jack.scheduling.feature.DexZipOutput;
 import com.android.jack.scheduling.feature.DxLegacy;
@@ -141,6 +142,8 @@ import com.android.jack.shrob.shrink.remover.MethodKeepMarkerRemover;
 import com.android.jack.shrob.shrink.remover.TypeShrinkMarkerRemover;
 import com.android.jack.shrob.spec.Flags;
 import com.android.jack.statistics.BinaryOperationWithCst;
+import com.android.jack.statistics.FieldStats;
+import com.android.jack.statistics.MethodStats;
 import com.android.jack.transformations.AssertionTransformer;
 import com.android.jack.transformations.AssertionTransformerSchedulingSeparator;
 import com.android.jack.transformations.EmptyClinitRemover;
@@ -381,6 +384,10 @@ public abstract class Jack {
           request.addFeature(SourceVersion7.class);
         }
 
+        if (config.get(Options.ENABLE_COMPILED_FILES_STATISTICS).booleanValue()) {
+          request.addFeature(CompiledTypeStats.class);
+        }
+
         if (options.hasSanityChecks()) {
           request.addFeature(SanityChecks.class);
         }
@@ -789,13 +796,18 @@ public abstract class Jack {
         }
 
         SubPlanBuilder<JMethod> methodPlan = typePlan.appendSubPlan(JMethodAdapter.class);
-
+        if (features.contains(CompiledTypeStats.class)) {
+          methodPlan.append(MethodStats.class);
+        }
         if (features.contains(LineDebugInfo.class)) {
           methodPlan.append(ThisRefDebugInfoAdder.class);
         }
       }
       {
         SubPlanBuilder<JField> fieldPlan = typePlan.appendSubPlan(JFieldAdapter.class);
+        if (features.contains(CompiledTypeStats.class)) {
+          fieldPlan.append(FieldStats.class);
+        }
         fieldPlan.append(FieldInitializerRemover.class);
       }
     }
@@ -1076,6 +1088,9 @@ public abstract class Jack {
       {
         SubPlanBuilder<JMethod> methodPlan =
             typePlan7.appendSubPlan(JMethodAdapter.class);
+        if (features.contains(CompiledTypeStats.class)) {
+          methodPlan.append(MethodStats.class);
+        }
         if (features.contains(LineDebugInfo.class)) {
           methodPlan.append(ThisRefDebugInfoAdder.class);
         }
@@ -1083,6 +1098,9 @@ public abstract class Jack {
       {
         SubPlanBuilder<JField> fieldPlan =
             typePlan7.appendSubPlan(JFieldAdapter.class);
+        if (features.contains(CompiledTypeStats.class)) {
+          fieldPlan.append(FieldStats.class);
+        }
         fieldPlan.append(FieldInitializerRemover.class);
       }
     }
diff --git a/jack/src/com/android/jack/Options.java b/jack/src/com/android/jack/Options.java
index bde620f..8d54b36 100644
--- a/jack/src/com/android/jack/Options.java
+++ b/jack/src/com/android/jack/Options.java
@@ -132,6 +132,11 @@ public class Options {
       "jack.dex.output", "Dex output file", new PathCodec())
       .requiredIf(GENERATE_DEX_FILE.getValue().isTrue());
 
+  @Nonnull
+  public static final BooleanPropertyId ENABLE_COMPILED_FILES_STATISTICS = BooleanPropertyId.create(
+      "jack.statistic.source", "Enable compiled files statistics").addDefaultValue(
+      Boolean.FALSE);
+
   @Option(name = "-v", aliases = "--version", usage = "display options")
   protected boolean version;
 
diff --git a/jack/src/com/android/jack/scheduling/feature/CompiledTypeStats.java b/jack/src/com/android/jack/scheduling/feature/CompiledTypeStats.java
new file mode 100644
index 0000000..c9e53bd
--- /dev/null
+++ b/jack/src/com/android/jack/scheduling/feature/CompiledTypeStats.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.jack.scheduling.feature;
+
+import com.android.sched.item.Description;
+import com.android.sched.item.Feature;
+
+/**
+ * A {@link Feature} that gives statistics about compiled types.
+ */
+@Description("Stats on compiled types")
+public class CompiledTypeStats implements Feature {
+}
diff --git a/jack/src/com/android/jack/statistics/FieldStats.java b/jack/src/com/android/jack/statistics/FieldStats.java
new file mode 100644
index 0000000..73514a8
--- /dev/null
+++ b/jack/src/com/android/jack/statistics/FieldStats.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.jack.statistics;
+
+import com.android.jack.ir.ast.JField;
+import com.android.jack.scheduling.feature.CompiledTypeStats;
+import com.android.sched.item.Description;
+import com.android.sched.schedulable.RunnableSchedulable;
+import com.android.sched.schedulable.Support;
+import com.android.sched.util.log.Tracer;
+import com.android.sched.util.log.TracerFactory;
+import com.android.sched.util.log.stats.Counter;
+import com.android.sched.util.log.stats.CounterImpl;
+import com.android.sched.util.log.stats.StatisticId;
+
+import java.lang.reflect.Modifier;
+
+import javax.annotation.Nonnull;
+
+/**
+ * This {@link RunnableSchedulable} computes some statistics about compiled fields.
+ */
+@Description("Computes some statistics about compiled fields.")
+@Support(CompiledTypeStats.class)
+public class FieldStats implements RunnableSchedulable<JField> {
+
+  @Nonnull
+  public static final StatisticId<Counter> INSTANCE_FIELDS_COUNT = new StatisticId<Counter>(
+      "jack.source.field.instance", "Instance fields",
+      CounterImpl.class, Counter.class);
+
+  @Nonnull
+  public static final StatisticId<Counter> STATIC_FIELDS_COUNT = new StatisticId<Counter>(
+      "jack.source.field.static", "Static fields",
+      CounterImpl.class, Counter.class);
+
+  @Override
+  public void run(@Nonnull JField field) throws Exception {
+    if (field.isExternal()) {
+      return;
+    }
+    Tracer tracer = TracerFactory.getTracer();
+    if (Modifier.isStatic(field.getModifier())) {
+      tracer.getStatistic(STATIC_FIELDS_COUNT).incValue();
+    } else {
+      tracer.getStatistic(INSTANCE_FIELDS_COUNT).incValue();
+    }
+  }
+}
diff --git a/jack/src/com/android/jack/statistics/MethodStats.java b/jack/src/com/android/jack/statistics/MethodStats.java
new file mode 100644
index 0000000..93102a4
--- /dev/null
+++ b/jack/src/com/android/jack/statistics/MethodStats.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.jack.statistics;
+
+import com.android.jack.Options;
+import com.android.jack.ir.ast.JMethod;
+import com.android.jack.scheduling.feature.CompiledTypeStats;
+import com.android.jack.util.filter.Filter;
+import com.android.sched.item.Description;
+import com.android.sched.schedulable.RunnableSchedulable;
+import com.android.sched.schedulable.Support;
+import com.android.sched.util.config.ThreadConfig;
+import com.android.sched.util.log.Tracer;
+import com.android.sched.util.log.TracerFactory;
+import com.android.sched.util.log.stats.Counter;
+import com.android.sched.util.log.stats.CounterImpl;
+import com.android.sched.util.log.stats.Percent;
+import com.android.sched.util.log.stats.PercentImpl;
+import com.android.sched.util.log.stats.StatisticId;
+
+import java.lang.reflect.Modifier;
+
+import javax.annotation.Nonnull;
+
+/**
+ * This {@link RunnableSchedulable} computes some statistics about compiled methods.
+ */
+@Description("Computes some statistics about compiled methods.")
+@Support(CompiledTypeStats.class)
+public class MethodStats implements RunnableSchedulable<JMethod> {
+
+  @Nonnull
+  private final Filter<JMethod> filter = ThreadConfig.get(Options.METHOD_FILTER);
+
+  @Nonnull
+  public static final StatisticId<Percent> CONCRETE_METHODS_PERCENT = new StatisticId<Percent>(
+      "jack.source.method.concrete", "Concrete methods",
+      PercentImpl.class, Percent.class);
+
+  @Nonnull
+  public static final StatisticId<Counter> INSTANCE_METHODS_COUNT = new StatisticId<Counter>(
+      "jack.source.method.instance", "Instance methods",
+      CounterImpl.class, Counter.class);
+
+  @Nonnull
+  public static final StatisticId<Counter> STATIC_METHODS_COUNT = new StatisticId<Counter>(
+      "jack.source.method.static", "Static methods",
+      CounterImpl.class, Counter.class);
+
+  @Override
+  public void run(@Nonnull JMethod method) throws Exception {
+    if (method.getEnclosingType().isExternal() || !filter.accept(this.getClass(), method)) {
+      return;
+    }
+    Tracer tracer = TracerFactory.getTracer();
+    if (!method.isNative() && !method.isAbstract()) {
+      tracer.getStatistic(CONCRETE_METHODS_PERCENT).addTrue();
+    } else {
+      tracer.getStatistic(CONCRETE_METHODS_PERCENT).addFalse();
+    }
+    if (Modifier.isStatic(method.getModifier())) {
+      tracer.getStatistic(STATIC_METHODS_COUNT).incValue();
+    } else {
+      tracer.getStatistic(INSTANCE_METHODS_COUNT).incValue();
+    }
+  }
+}