# HG changeset patch
# User Christian Humer <christian.humer@gmail.com>
# Date 1413215080 -7200
# Node ID 87ea195b66ff714b068e19af3da0837408c23e8b
# Parent  e9815091957701d341a79f96a3d0996f17fcf453
Truffle: Make BranchProfile constructor private and introduce a factory Method BranchProfile.create().

diff -r e98150919577 -r 87ea195b66ff CHANGELOG.md
--- a/CHANGELOG.md	Mon Oct 13 17:44:15 2014 +0200
+++ b/CHANGELOG.md	Mon Oct 13 17:44:40 2014 +0200
@@ -7,6 +7,7 @@
 
 ### Truffle
 * Relaxed declared type restriction on child fields to allow for interface types in addition to Node subclasses.
+* The BranchProfile constructor is now private. Use BranchProfile#create() instead.
 * ...
 
 ## Version 0.5
diff -r e98150919577 -r 87ea195b66ff graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/utilities/BranchProfileTest.java
--- a/graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/utilities/BranchProfileTest.java	Mon Oct 13 17:44:15 2014 +0200
+++ b/graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/utilities/BranchProfileTest.java	Mon Oct 13 17:44:40 2014 +0200
@@ -32,14 +32,14 @@
 
     @Test
     public void testEnter() {
-        BranchProfile profile = new BranchProfile();
+        BranchProfile profile = BranchProfile.create();
         profile.enter();
         profile.enter();
     }
 
     @Test
     public void testToString() {
-        BranchProfile profile = new BranchProfile();
+        BranchProfile profile = BranchProfile.create();
         assertTrue(profile.toString().contains(profile.getClass().getSimpleName()));
         assertTrue(profile.toString().contains("not-visited"));
         assertTrue(profile.toString().contains(Integer.toHexString(profile.hashCode())));
diff -r e98150919577 -r 87ea195b66ff graal/com.oracle.truffle.api/src/com/oracle/truffle/api/utilities/BranchProfile.java
--- a/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/utilities/BranchProfile.java	Mon Oct 13 17:44:15 2014 +0200
+++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/utilities/BranchProfile.java	Mon Oct 13 17:44:40 2014 +0200
@@ -40,6 +40,9 @@
 
     @CompilationFinal private boolean visited;
 
+    private BranchProfile() {
+    }
+
     public void enter() {
         if (!visited) {
             CompilerDirectives.transferToInterpreterAndInvalidate();
@@ -51,6 +54,10 @@
         return visited;
     }
 
+    public static BranchProfile create() {
+        return new BranchProfile();
+    }
+
     @Override
     public String toString() {
         return String.format("%s(%s)@%x", getClass().getSimpleName(), visited ? "visited" : "not-visited", hashCode());
diff -r e98150919577 -r 87ea195b66ff graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLFunctionBodyNode.java
--- a/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLFunctionBodyNode.java	Mon Oct 13 17:44:15 2014 +0200
+++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLFunctionBodyNode.java	Mon Oct 13 17:44:40 2014 +0200
@@ -47,8 +47,8 @@
      * {@link SLReturnNode explicit return statement}. This allows the compiler to generate better
      * code.
      */
-    private final BranchProfile exceptionTaken = new BranchProfile();
-    private final BranchProfile nullTaken = new BranchProfile();
+    private final BranchProfile exceptionTaken = BranchProfile.create();
+    private final BranchProfile nullTaken = BranchProfile.create();
 
     public SLFunctionBodyNode(SourceSection src, SLStatementNode bodyNode) {
         super(src);
diff -r e98150919577 -r 87ea195b66ff graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLRepeatingNode.java
--- a/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLRepeatingNode.java	Mon Oct 13 17:44:15 2014 +0200
+++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLRepeatingNode.java	Mon Oct 13 17:44:40 2014 +0200
@@ -46,8 +46,8 @@
      * statement was used in this loop. This allows the compiler to generate better code for loops
      * without a {@code continue}.
      */
-    private final BranchProfile continueTaken = new BranchProfile();
-    private final BranchProfile breakTaken = new BranchProfile();
+    private final BranchProfile continueTaken = BranchProfile.create();
+    private final BranchProfile breakTaken = BranchProfile.create();
 
     public SLRepeatingNode(SourceSection src, SLExpressionNode conditionNode, SLStatementNode bodyNode) {
         super(src);
diff -r e98150919577 -r 87ea195b66ff graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/local/SLReadArgumentNode.java
--- a/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/local/SLReadArgumentNode.java	Mon Oct 13 17:44:15 2014 +0200
+++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/local/SLReadArgumentNode.java	Mon Oct 13 17:44:40 2014 +0200
@@ -45,7 +45,7 @@
      * Profiling information, collected by the interpreter, capturing whether the function was
      * called with fewer actual arguments than formal arguments.
      */
-    private final BranchProfile outOfBoundsTaken = new BranchProfile();
+    private final BranchProfile outOfBoundsTaken = BranchProfile.create();
 
     public SLReadArgumentNode(SourceSection src, int index) {
         super(src);