diff graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/CardTableShiftNode.java @ 18661:aa4f2e3629ca

Added card table PIC support
author adlertz
date Thu, 11 Dec 2014 19:35:02 +0100
parents
children f57d86eb036f
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/CardTableShiftNode.java	Thu Dec 11 19:35:02 2014 +0100
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 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.hotspot.replacements;
+
+import com.oracle.graal.api.meta.*;
+import com.oracle.graal.compiler.common.type.*;
+import com.oracle.graal.hotspot.*;
+import com.oracle.graal.nodeinfo.*;
+import com.oracle.graal.nodes.calc.*;
+import com.oracle.graal.nodes.spi.*;
+
+@NodeInfo
+public class CardTableShiftNode extends FloatingNode implements LIRLowerable {
+
+    public static CardTableShiftNode create() {
+        return new CardTableShiftNode();
+    }
+
+    protected CardTableShiftNode() {
+        super(StampFactory.intValue());
+    }
+
+    @Override
+    public void generate(NodeLIRBuilderTool generator) {
+        Value res = ((HotSpotLIRGenerator) generator.getLIRGeneratorTool()).emitCardTableShift();
+        generator.setResult(this, res);
+    }
+
+    @NodeIntrinsic
+    public static native int cardTableShift();
+}