# HG changeset patch
# User Josef Eisl <josef.eisl@jku.at>
# Date 1416252509 -3600
# Node ID 318751159681d4b2fa281a0f5c2004e2c588f31d
# Parent  632e7c384aeab5adecf99c0a213885f0d6331346
Introduce StackSlotAllocator interface.

diff -r 632e7c384aea -r 318751159681 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/framemap/SimpleStackSlotAllocator.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/framemap/SimpleStackSlotAllocator.java	Mon Nov 17 20:15:59 2014 +0100
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/framemap/SimpleStackSlotAllocator.java	Mon Nov 17 20:28:29 2014 +0100
@@ -27,9 +27,9 @@
 import com.oracle.graal.api.code.*;
 import com.oracle.graal.compiler.common.*;
 
-public class SimpleStackSlotAllocator {
+public class SimpleStackSlotAllocator implements StackSlotAllocator {
 
-    FrameMappingTool allocateStackSlots(DelayedFrameMapBuilder builder) {
+    public FrameMappingTool allocateStackSlots(DelayedFrameMapBuilder builder) {
         HashMap<VirtualStackSlot, StackSlot> mapping = new HashMap<>();
         for (VirtualStackSlot virtualSlot : builder.getStackSlots()) {
             final StackSlot slot;
diff -r 632e7c384aea -r 318751159681 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/framemap/StackSlotAllocator.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/framemap/StackSlotAllocator.java	Mon Nov 17 20:28:29 2014 +0100
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2014, 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.graal.lir.framemap;
+
+import com.oracle.graal.api.code.*;
+
+/**
+ * A {@link StackSlotAllocator} is responsible for translating {@link VirtualStackSlot virtual}
+ * stack slots into {@link StackSlot real} stack slots.
+ */
+public interface StackSlotAllocator {
+    FrameMappingTool allocateStackSlots(DelayedFrameMapBuilder builder);
+}