Mercurial > hg > truffle
annotate graal/com.oracle.max.cri/src/com/oracle/max/cri/xir/XirGenerator.java @ 6456:a20c8500770c
removed need for genTypeBranch() in XIR by replacing an IsTypeNode with an ObjectEqualsNode during lowering
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 27 Sep 2012 20:29:17 +0200 |
parents | 2c088af17e59 |
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1 /* |
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2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.oracle.max.cri.xir; |
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24 |
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25 import com.oracle.graal.api.meta.*; |
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26 import com.oracle.graal.api.meta.JavaType.*; |
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27 |
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28 /** |
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29 * Represents the interface through which the compiler requests the XIR for a given bytecode from the runtime system. |
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30 */ |
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31 public interface XirGenerator { |
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32 |
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33 XirSnippet genInvokeInterface(XirSite site, XirArgument receiver, JavaMethod method); |
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34 |
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35 XirSnippet genInvokeVirtual(XirSite site, XirArgument receiver, JavaMethod method, boolean megamorph); |
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36 |
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37 XirSnippet genInvokeSpecial(XirSite site, XirArgument receiver, JavaMethod method); |
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38 |
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39 XirSnippet genInvokeStatic(XirSite site, JavaMethod method); |
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40 |
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41 XirSnippet genMonitorEnter(XirSite site, XirArgument receiver, XirArgument lockAddress); |
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42 |
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43 XirSnippet genMonitorExit(XirSite site, XirArgument receiver, XirArgument lockAddress); |
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44 |
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45 XirSnippet genNewInstance(XirSite site, JavaType type); |
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46 |
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47 XirSnippet genNewArray(XirSite site, XirArgument length, Kind elementKind, JavaType componentType, JavaType arrayType); |
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48 |
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49 XirSnippet genNewMultiArray(XirSite site, XirArgument[] lengths, JavaType type); |
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50 |
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51 XirSnippet genCheckCast(XirSite site, XirArgument receiver, XirArgument hub, ResolvedJavaType type, JavaTypeProfile profile); |
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52 |
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53 XirSnippet genInstanceOf(XirSite site, XirArgument receiver, XirArgument hub, ResolvedJavaType type, JavaTypeProfile profile); |
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54 |
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55 XirSnippet genMaterializeInstanceOf(XirSite site, XirArgument receiver, XirArgument hub, XirArgument trueValue, XirArgument falseValue, ResolvedJavaType type, JavaTypeProfile profile); |
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56 |
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57 /** |
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58 * Generates code that checks that the {@linkplain Representation#ObjectHub hub} of |
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59 * an object is identical to a given hub constant. In pseudo code: |
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60 * <pre> |
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61 * if (object.getHub() != hub) { |
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62 * jump(falseSuccessor) |
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63 * } |
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64 * </pre> |
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65 * This snippet should only be used when the object is guaranteed not to be null. |
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66 */ |
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67 XirSnippet genTypeBranch(XirSite site, XirArgument thisHub, XirArgument otherHub, JavaType type); |
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68 |
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69 /** |
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70 * Initializes the XIR generator for the given XIR assembler. |
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71 * |
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72 * @param asm the XIR assembler |
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73 */ |
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74 void initialize(XirAssembler asm); |
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75 |
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76 } |