diff graal/Compiler/src/com/sun/c1x/ir/NewMultiArray.java @ 2507:9ec15d6914ca

Pull over of compiler from maxine repository.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 27 Apr 2011 11:43:22 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/Compiler/src/com/sun/c1x/ir/NewMultiArray.java	Wed Apr 27 11:43:22 2011 +0200
@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2009, 2011, 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.sun.c1x.ir;
+
+import com.sun.c1x.debug.*;
+import com.sun.c1x.value.*;
+import com.sun.cri.ci.*;
+import com.sun.cri.ri.*;
+
+/**
+ * The {@code NewMultiArray} instruction represents an allocation of a multi-dimensional object
+ * array.
+ *
+ * @author Ben L. Titzer
+ */
+public final class NewMultiArray extends NewArray {
+    public final RiType elementKind;
+    final Value[] dimensions;
+    public final int cpi;
+    public final RiConstantPool constantPool;
+
+    /**
+     * Constructs a new NewMultiArray instruction.
+     * @param elementKind the element type of the array
+     * @param dimensions the instructions which produce the dimensions for this array
+     * @param stateBefore the state before this instruction
+     * @param cpi the constant pool index for resolution
+     * @param riConstantPool the constant pool for resolution
+     */
+    public NewMultiArray(RiType elementKind, Value[] dimensions, FrameState stateBefore, int cpi, RiConstantPool riConstantPool) {
+        super(null, stateBefore);
+        this.constantPool = riConstantPool;
+        this.elementKind = elementKind;
+        this.dimensions = dimensions;
+        this.cpi = cpi;
+    }
+
+    /**
+     * Gets the list of instructions which produce input for this instruction.
+     * @return the list of instructions which produce input
+     */
+    public Value[] dimensions() {
+        return dimensions;
+    }
+
+    /**
+     * Gets the rank of the array allocated by this instruction, i.e. how many array dimensions.
+     * @return the rank of the array allocated
+     */
+    public int rank() {
+        return dimensions.length;
+    }
+
+    @Override
+    public void inputValuesDo(ValueClosure closure) {
+        for (int i = 0; i < dimensions.length; i++) {
+            dimensions[i] = closure.apply(dimensions[i]);
+        }
+    }
+
+    @Override
+    public void accept(ValueVisitor v) {
+        v.visitNewMultiArray(this);
+    }
+
+    /**
+     * Gets the element type of the array.
+     * @return the element type of the array
+     */
+    public RiType elementType() {
+        return elementKind;
+    }
+
+    @Override
+    public void print(LogStream out) {
+        out.print("new multi array [");
+        final Value[] dimensions = dimensions();
+        for (int i = 0; i < dimensions.length; i++) {
+          if (i > 0) {
+              out.print(", ");
+          }
+          out.print(dimensions[i]);
+        }
+        out.print("] ").print(CiUtil.toJavaName(elementKind));
+    }
+}