src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.amd64/src/org/graalvm/compiler/hotspot/amd64/AMD64HotSpotRestoreRbpOp.java
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1 /* |
1 /* |
2 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
22 */ |
22 */ |
23 |
23 |
24 |
24 |
25 package org.graalvm.compiler.hotspot.amd64; |
25 package org.graalvm.compiler.hotspot.amd64; |
26 |
26 |
27 import org.graalvm.compiler.core.common.LIRKind; |
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28 import org.graalvm.compiler.lir.Variable; |
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29 |
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30 import jdk.vm.ci.amd64.AMD64Kind; |
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31 import jdk.vm.ci.meta.AllocatableValue; |
27 import jdk.vm.ci.meta.AllocatableValue; |
32 |
28 |
33 public interface AMD64HotSpotRestoreRbpOp { |
29 public interface AMD64HotSpotRestoreRbpOp { |
34 |
30 |
35 /** |
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36 * The type of location (i.e., stack or register) in which RBP is saved is not known until |
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37 * initial LIR generation is finished. Until then, we use a placeholder variable so that LIR |
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38 * verification is successful. |
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39 */ |
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40 Variable PLACEHOLDER = new Variable(LIRKind.value(AMD64Kind.QWORD), Integer.MAX_VALUE); |
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41 |
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42 void setSavedRbp(AllocatableValue value); |
31 void setSavedRbp(AllocatableValue value); |
43 } |
32 } |