diff graal/Runtime/src/com/sun/hotspot/c1x/HotSpotMethodResolved.java @ 2297:099e697d8934

Renaming c1x4hotspotsrc => graal and HotSpotVM => Runtime
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Fri, 22 Apr 2011 15:08:53 +0200
parents
children 96ca0e1b8a1d
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/Runtime/src/com/sun/hotspot/c1x/HotSpotMethodResolved.java	Fri Apr 22 15:08:53 2011 +0200
@@ -0,0 +1,193 @@
+/*
+ * Copyright (c) 2010 Sun Microsystems, Inc.  All rights reserved.
+ *
+ * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product
+ * that is described in this document. In particular, and without limitation, these intellectual property
+ * rights may include one or more of the U.S. patents listed at http://www.sun.com/patents and one or
+ * more additional patents or pending patent applications in the U.S. and in other countries.
+ *
+ * U.S. Government Rights - Commercial software. Government users are subject to the Sun
+ * Microsystems, Inc. standard license agreement and applicable provisions of the FAR and its
+ * supplements.
+ *
+ * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or
+ * registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks
+ * are used under license and are trademarks or registered trademarks of SPARC International, Inc. in the
+ * U.S. and other countries.
+ *
+ * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open
+ * Company, Ltd.
+ */
+package com.sun.hotspot.c1x;
+
+import java.lang.reflect.*;
+
+import com.sun.cri.ci.*;
+import com.sun.cri.ri.*;
+
+/**
+ * Implementation of RiMethod for resolved HotSpot methods.
+ *
+ * @author Thomas Wuerthinger, Lukas Stadler
+ */
+public final class HotSpotMethodResolved extends HotSpotMethod {
+
+    private final long vmId;
+
+    // cached values
+    private byte[] code;
+    private int accessFlags = -1;
+    private int maxLocals = -1;
+    private int maxStackSize = -1;
+    private RiExceptionHandler[] exceptionHandlers;
+    private RiSignature signature;
+    private Boolean hasBalancedMonitors;
+
+    public HotSpotMethodResolved(Compiler compiler, long vmId, String name) {
+        super(compiler);
+        this.vmId = vmId;
+        this.name = name;
+        this.holder = compiler.getVMEntries().RiMethod_holder(vmId);
+    }
+
+    @Override
+    public int accessFlags() {
+        if (accessFlags == -1) {
+            accessFlags = compiler.getVMEntries().RiMethod_accessFlags(vmId);
+        }
+        return accessFlags;
+    }
+
+    @Override
+    public boolean canBeStaticallyBound() {
+        return isLeafMethod() || Modifier.isStatic(accessFlags());
+    }
+
+    @Override
+    public byte[] code() {
+        if (code == null) {
+            code = compiler.getVMEntries().RiMethod_code(vmId);
+        }
+        return code;
+    }
+
+    @Override
+    public RiExceptionHandler[] exceptionHandlers() {
+        if (exceptionHandlers == null) {
+            exceptionHandlers = compiler.getVMEntries().RiMethod_exceptionHandlers(vmId);
+        }
+        return exceptionHandlers;
+    }
+
+    @Override
+    public boolean hasBalancedMonitors() {
+        if (hasBalancedMonitors == null) {
+            hasBalancedMonitors = compiler.getVMEntries().RiMethod_hasBalancedMonitors(vmId);
+        }
+        return hasBalancedMonitors;
+    }
+
+    @Override
+    public boolean isClassInitializer() {
+        return "<clinit>".equals(name);
+    }
+
+    @Override
+    public boolean isConstructor() {
+        return "<init>".equals(name);
+    }
+
+    @Override
+    public boolean isLeafMethod() {
+        return Modifier.isFinal(accessFlags()) || Modifier.isPrivate(accessFlags());
+    }
+
+    @Override
+    public boolean isOverridden() {
+        throw new UnsupportedOperationException("isOverridden");
+    }
+
+    @Override
+    public boolean noSafepoints() {
+        return false;
+    }
+
+    @Override
+    public boolean isResolved() {
+        return true;
+    }
+
+    @Override
+    public String jniSymbol() {
+        throw new UnsupportedOperationException("jniSymbol");
+    }
+
+    public CiBitMap[] livenessMap() {
+        return null;
+    }
+
+    @Override
+    public int maxLocals() {
+        if (maxLocals == -1) {
+            maxLocals = compiler.getVMEntries().RiMethod_maxLocals(vmId);
+        }
+        return maxLocals;
+    }
+
+    @Override
+    public int maxStackSize() {
+        if (maxStackSize == -1) {
+            maxStackSize = compiler.getVMEntries().RiMethod_maxStackSize(vmId);
+        }
+        return maxStackSize;
+    }
+
+    @Override
+    public RiMethodProfile methodData() {
+        return null;
+    }
+
+    @Override
+    public StackTraceElement toStackTraceElement(int bci) {
+        return CiUtil.toStackTraceElement(this, bci);
+    }
+
+    @Override
+    public RiMethod uniqueConcreteMethod() {
+        return compiler.getVMEntries().RiMethod_uniqueConcreteMethod(vmId);
+    }
+
+    @Override
+    public RiSignature signature() {
+        if (signature == null) {
+            signature = new HotSpotSignature(compiler, compiler.getVMEntries().RiMethod_signature(vmId));
+        }
+        return signature;
+    }
+
+    @Override
+    public String toString() {
+        return "HotSpotMethod<" + holder().name() + ". " + name + ">";
+    }
+
+    public boolean hasCompiledCode() {
+        // TODO: needs a VMEntries to go cache the result of that method.
+        // This isn't used by GRAAL for now, so this is enough.
+        return false;
+    }
+
+    @Override
+    public Class<?> accessor() {
+        return null;
+    }
+
+    @Override
+    public int intrinsic() {
+        return 0;
+    }
+
+    @Override
+    public boolean minimalDebugInfo() {
+        return false;
+    }
+}