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comparison graal/com.oracle.max.cri/src/com/sun/cri/xir/RiXirGenerator.java @ 3733:e233f5660da4

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Added Java files from Maxine project.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 19:59:18 +0100
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3732:3e2e8b8abdaf 3733:e233f5660da4
1 /*
2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
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
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.sun.cri.xir;
24
25 import java.util.*;
26
27 import com.sun.cri.ci.*;
28 import com.sun.cri.ri.*;
29 import com.sun.cri.ri.RiType.*;
30
31 /**
32 * Represents the interface through which the compiler requests the XIR for a given bytecode from the runtime system.
33 */
34 public interface RiXirGenerator {
35
36 /**
37 * Note: may return {@code null}.
38 */
39 XirSnippet genPrologue(XirSite site, RiResolvedMethod method);
40
41 /**
42 * Note: may return {@code null} in which case the compiler will not emit a return instruction.
43 */
44 XirSnippet genEpilogue(XirSite site, RiResolvedMethod method);
45
46 XirSnippet genSafepointPoll(XirSite site);
47
48 XirSnippet genExceptionObject(XirSite site);
49
50 XirSnippet genResolveClass(XirSite site, RiType type, Representation representation);
51
52 XirSnippet genIntrinsic(XirSite site, XirArgument[] arguments, RiMethod method);
53
54 XirSnippet genInvokeInterface(XirSite site, XirArgument receiver, RiMethod method);
55
56 XirSnippet genInvokeVirtual(XirSite site, XirArgument receiver, RiMethod method);
57
58 XirSnippet genInvokeSpecial(XirSite site, XirArgument receiver, RiMethod method);
59
60 XirSnippet genInvokeStatic(XirSite site, RiMethod method);
61
62 XirSnippet genMonitorEnter(XirSite site, XirArgument receiver, XirArgument lockAddress);
63
64 XirSnippet genMonitorExit(XirSite site, XirArgument receiver, XirArgument lockAddress);
65
66 XirSnippet genGetField(XirSite site, XirArgument receiver, RiField field);
67
68 XirSnippet genPutField(XirSite site, XirArgument receiver, RiField field, XirArgument value);
69
70 XirSnippet genGetStatic(XirSite site, XirArgument staticTuple, RiField field);
71
72 XirSnippet genPutStatic(XirSite site, XirArgument staticTuple, RiField field, XirArgument value);
73
74 XirSnippet genNewInstance(XirSite site, RiType type);
75
76 XirSnippet genNewArray(XirSite site, XirArgument length, CiKind elementKind, RiType componentType, RiType arrayType);
77
78 XirSnippet genNewObjectArrayClone(XirSite site, XirArgument newLength, XirArgument referenceArray);
79
80 XirSnippet genNewMultiArray(XirSite site, XirArgument[] lengths, RiType type);
81
82 XirSnippet genCheckCast(XirSite site, XirArgument receiver, XirArgument hub, RiType type);
83
84 XirSnippet genInstanceOf(XirSite site, XirArgument receiver, XirArgument hub, RiType type);
85
86 XirSnippet genMaterializeInstanceOf(XirSite site, XirArgument receiver, XirArgument hub, XirArgument trueValue, XirArgument falseValue, RiType type);
87
88 XirSnippet genArrayLoad(XirSite site, XirArgument array, XirArgument index, CiKind elementKind, RiType elementType);
89
90 XirSnippet genArrayStore(XirSite site, XirArgument array, XirArgument index, XirArgument value, CiKind elementKind, RiType elementType);
91
92 XirSnippet genArrayLength(XirSite site, XirArgument array);
93
94 XirSnippet genWriteBarrier(XirArgument object);
95
96 XirSnippet genArrayCopy(XirSite site, XirArgument src, XirArgument srcPos, XirArgument dest, XirArgument destPos, XirArgument length, RiType elementType, boolean inputsSame, boolean inputsDifferent);
97
98 XirSnippet genCurrentThread(XirSite site);
99
100 XirSnippet genGetClass(XirSite site, XirArgument xirArgument);
101
102 /**
103 * Generates code that checks that the {@linkplain Representation#ObjectHub hub} of
104 * an object is identical to a given hub constant. In pseudo code:
105 * <pre>
106 * if (object.getHub() != hub) {
107 * uncommonTrap();
108 * }
109 * </pre>
110 * This snippet should only be used when the object is guaranteed not to be null.
111 */
112 XirSnippet genTypeCheck(XirSite site, XirArgument object, XirArgument hub, RiType type);
113
114 /**
115 * Gets the list of XIR templates, using the given XIR assembler to create them if
116 * they haven't yet been created.
117 *
118 * @param asm the XIR assembler
119 * @return the list of templates
120 */
121 List<XirTemplate> makeTemplates(CiXirAssembler asm);
122
123 }