Mercurial > hg > graal-jvmci-8
diff graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotStackFrameReference.java @ 21551:5324104ac4f3
moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 26 May 2015 17:13:37 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotStackFrameReference.java Tue May 26 17:13:37 2015 +0200 @@ -0,0 +1,92 @@ +/* + * 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.jvmci.hotspot; + +import java.util.*; + +import com.oracle.graal.api.code.stack.*; +import com.oracle.graal.api.meta.*; + +public class HotSpotStackFrameReference implements InspectedFrame { + + private CompilerToVM compilerToVM; + + // information used to find the stack frame + private long stackPointer; + private int frameNumber; + + // information about the stack frame's contents + private int bci; + private long metaspaceMethod; + private Object[] locals; + private boolean[] localIsVirtual; + + public long getStackPointer() { + return stackPointer; + } + + public int getFrameNumber() { + return frameNumber; + } + + @Override + public Object getLocal(int index) { + return locals[index]; + } + + @Override + public boolean isVirtual(int index) { + return localIsVirtual == null ? false : localIsVirtual[index]; + } + + @Override + public void materializeVirtualObjects(boolean invalidateCode) { + compilerToVM.materializeVirtualObjects(this, invalidateCode); + } + + @Override + public int getBytecodeIndex() { + return bci; + } + + @Override + public ResolvedJavaMethod getMethod() { + return HotSpotResolvedJavaMethodImpl.fromMetaspace(metaspaceMethod); + } + + @Override + public boolean isMethod(ResolvedJavaMethod method) { + return metaspaceMethod == ((HotSpotResolvedJavaMethodImpl) method).getMetaspaceMethod(); + } + + @Override + public boolean hasVirtualObjects() { + return localIsVirtual != null; + } + + @Override + public String toString() { + return "HotSpotStackFrameReference [stackPointer=" + stackPointer + ", frameNumber=" + frameNumber + ", bci=" + bci + ", method=" + getMethod() + ", locals=" + Arrays.toString(locals) + + ", localIsVirtual=" + Arrays.toString(localIsVirtual) + "]"; + } +}