# HG changeset patch
# User Doug Simon <doug.simon@oracle.com>
# Date 1382388568 -7200
# Node ID d72864a2886ecdf013f5a7eb67cb06e3062d6223
# Parent  1be3cb11f88e702efe6c00dad7074156a6313a8d
moved snippet timers/metrics from SnippetTemplate to SnippetInfo and added new metric for number of snippet specializations (i.e. number of SnippetTemplate objects created)

diff -r 1be3cb11f88e -r d72864a2886e graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/SnippetTemplate.java
--- a/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/SnippetTemplate.java	Mon Oct 21 22:47:54 2013 +0200
+++ b/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/SnippetTemplate.java	Mon Oct 21 22:49:28 2013 +0200
@@ -71,6 +71,8 @@
         protected final ResolvedJavaMethod method;
         protected final boolean[] constantParameters;
         protected final boolean[] varargsParameters;
+        private final DebugMetric instantiationCounter;
+        private final DebugTimer instantiationTimer;
 
         /**
          * The parameter names, taken from the local variables table. Only used for assertion
@@ -80,7 +82,8 @@
 
         protected SnippetInfo(ResolvedJavaMethod method) {
             this.method = method;
-
+            instantiationCounter = Debug.metric("SnippetInstantiationCount[" + method.getName() + "]");
+            instantiationTimer = Debug.timer("SnippetInstantiationTime[" + method.getName() + "]");
             assert Modifier.isStatic(method.getModifiers()) : "snippet method must be static: " + MetaUtil.format("%H.%n", method);
             int count = method.getSignature().getParameterCount(false);
             constantParameters = new boolean[count];
@@ -316,6 +319,7 @@
     }
 
     private static final DebugTimer SnippetCreationAndSpecialization = Debug.timer("SnippetCreationAndSpecialization");
+    private static final DebugMetric SnippetSpecializations = Debug.metric("SnippetSpecializations");
 
     /**
      * Base class for snippet classes. It provides a cache for {@link SnippetTemplate}s.
@@ -355,6 +359,7 @@
         protected SnippetTemplate template(final Arguments args) {
             SnippetTemplate template = templates.get(args.cacheKey);
             if (template == null) {
+                SnippetSpecializations.increment();
                 try (TimerCloseable a = SnippetCreationAndSpecialization.start()) {
                     template = Debug.scope("SnippetSpecialization", args.info.method, new Callable<SnippetTemplate>() {
 
@@ -385,9 +390,6 @@
         return false;
     }
 
-    private final DebugMetric instantiationCounter;
-    private final DebugTimer instantiationTimer;
-
     /**
      * Creates a snippet template.
      */
@@ -580,9 +582,6 @@
         this.deoptNodes = curDeoptNodes;
         this.stampNodes = curStampNodes;
         this.returnNode = retNode;
-
-        this.instantiationCounter = Debug.metric("SnippetInstantiationCount[" + method.getName() + "]");
-        this.instantiationTimer = Debug.timer("SnippetInstantiationTime[" + method.getName() + "]");
     }
 
     private static boolean checkAllVarargPlaceholdersAreDeleted(int parameterCount, ConstantNode[] placeholders) {
@@ -865,8 +864,8 @@
      */
     public Map<Node, Node> instantiate(MetaAccessProvider metaAccess, FixedNode replacee, UsageReplacer replacer, Arguments args) {
         assert checkSnippetKills(replacee);
-        try (TimerCloseable a = instantiationTimer.start()) {
-            instantiationCounter.increment();
+        try (TimerCloseable a = args.info.instantiationTimer.start()) {
+            args.info.instantiationCounter.increment();
             // Inline the snippet nodes, replacing parameters with the given args in the process
             StartNode entryPointNode = snippet.start();
             FixedNode firstCFGNode = entryPointNode.next();
@@ -958,8 +957,8 @@
      */
     public void instantiate(MetaAccessProvider metaAccess, FloatingNode replacee, UsageReplacer replacer, LoweringTool tool, Arguments args) {
         assert checkSnippetKills(replacee);
-        try (TimerCloseable a = instantiationTimer.start()) {
-            instantiationCounter.increment();
+        try (TimerCloseable a = args.info.instantiationTimer.start()) {
+            args.info.instantiationCounter.increment();
 
             // Inline the snippet nodes, replacing parameters with the given args in the process
             String name = snippet.name == null ? "{copy}" : snippet.name + "{copy}";