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changeset 16722:46eaf7cd8275

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added memory usage analysis to CompileTheWorld
author Doug Simon <doug.simon@oracle.com>
date Fri, 08 Aug 2014 12:29:07 +0200
parents 88c72965bdfa
children c880fb576c97
files graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/CompileTheWorld.java
diffstat 1 files changed, 5 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/CompileTheWorld.java	Thu Aug 07 17:33:25 2014 +0200
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/CompileTheWorld.java	Fri Aug 08 12:29:07 2014 +0200
@@ -23,6 +23,7 @@
 package com.oracle.graal.hotspot;
 
 import static com.oracle.graal.compiler.common.GraalOptions.*;
+import static com.oracle.graal.debug.internal.MemUseTrackerImpl.*;
 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
 import static com.oracle.graal.nodes.StructuredGraph.*;
 
@@ -158,6 +159,7 @@
     private int classFileCounter = 0;
     private int compiledMethodsCounter = 0;
     private long compileTime = 0;
+    private long memoryUsed = 0;
 
     private boolean verbose;
     private final Config config;
@@ -311,7 +313,7 @@
         }
 
         println();
-        println("CompileTheWorld : Done (%d classes, %d methods, %d ms)", classFileCounter, compiledMethodsCounter, compileTime);
+        println("CompileTheWorld : Done (%d classes, %d methods, %d ms, %d bytes of memory used)", classFileCounter, compiledMethodsCounter, compileTime, memoryUsed);
     }
 
     class CTWCompilationTask extends CompilationTask {
@@ -346,11 +348,13 @@
     private void compileMethod(HotSpotResolvedJavaMethod method) {
         try {
             long start = System.currentTimeMillis();
+            long allocatedAtStart = getCurrentThreadAllocatedBytes();
 
             HotSpotBackend backend = runtime.getHostBackend();
             CompilationTask task = new CTWCompilationTask(backend, method);
             task.runCompilation();
 
+            memoryUsed += getCurrentThreadAllocatedBytes() - allocatedAtStart;
             compileTime += (System.currentTimeMillis() - start);
             compiledMethodsCounter++;
             method.reprofile();  // makes the method also not-entrant