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diff graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPhase.java @ 7558:223f645acb9b

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added compilation rate measurements on top of existing metric/timer facility - enabled with -Dgraal.benchmark.compilation=true
author Doug Simon <doug.simon@oracle.com>
date Fri, 25 Jan 2013 16:05:11 +0100
parents 5e3d1a68664e
children 0b646334c5f7
line wrap: on
line diff
--- a/graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPhase.java	Fri Jan 25 15:31:54 2013 +0100
+++ b/graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPhase.java	Fri Jan 25 16:05:11 2013 +0100
@@ -54,8 +54,11 @@
  */
 public final class GraphBuilderPhase extends Phase {
 
-    public static final Descriptor CREATE_NULL_POINTER_EXCEPTION = new Descriptor("createNullPointerException", true, Object.class);
-    public static final Descriptor CREATE_OUT_OF_BOUNDS_EXCEPTION = new Descriptor("createOutOfBoundsException", true, Object.class, int.class);
+    public static final class RuntimeCalls {
+
+        public static final Descriptor CREATE_NULL_POINTER_EXCEPTION = new Descriptor("createNullPointerException", true, Object.class);
+        public static final Descriptor CREATE_OUT_OF_BOUNDS_EXCEPTION = new Descriptor("createOutOfBoundsException", true, Object.class, int.class);
+    }
 
     /**
      * The minimum value to which {@link GraalOptions#TraceBytecodeParserLevel} must be set to trace
@@ -94,6 +97,11 @@
     private long graphId;
 
     /**
+     * Meters the number of actual bytecodes parsed.
+     */
+    public static final DebugMetric BytecodesParsed = Debug.metric("BytecodesParsed");
+
+    /**
      * Node that marks the begin of block during bytecode parsing. When a block is identified the
      * first time as a jump target, the placeholder is created and used as the successor for the
      * jump. When the block is seen the second time, a MergeNode is created to correctly merge the
@@ -833,7 +841,7 @@
             ValueNode exception = ConstantNode.forObject(cachedNullPointerException, runtime, currentGraph);
             trueSucc.setNext(handleException(exception, bci()));
         } else {
-            RuntimeCallNode call = currentGraph.add(new RuntimeCallNode(CREATE_NULL_POINTER_EXCEPTION));
+            RuntimeCallNode call = currentGraph.add(new RuntimeCallNode(RuntimeCalls.CREATE_NULL_POINTER_EXCEPTION));
             call.setStateAfter(frameState.create(bci()));
             trueSucc.setNext(call);
             call.setNext(handleException(call, bci()));
@@ -859,7 +867,7 @@
             ValueNode exception = ConstantNode.forObject(cachedArrayIndexOutOfBoundsException, runtime, currentGraph);
             falseSucc.setNext(handleException(exception, bci()));
         } else {
-            RuntimeCallNode call = currentGraph.add(new RuntimeCallNode(CREATE_OUT_OF_BOUNDS_EXCEPTION, index));
+            RuntimeCallNode call = currentGraph.add(new RuntimeCallNode(RuntimeCalls.CREATE_OUT_OF_BOUNDS_EXCEPTION, index));
             call.setStateAfter(frameState.create(bci()));
             falseSucc.setNext(call);
             call.setNext(handleException(call, bci()));
@@ -1587,6 +1595,8 @@
 
         stream.setBCI(block.startBci);
         int bci = block.startBci;
+        BytecodesParsed.add(block.endBci - bci);
+
         while (bci < endBCI) {
             // read the opcode
             int opcode = stream.currentBC();