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annotate graal/com.oracle.max.cri/src/com/oracle/max/cri/xir/XirSnippet.java @ 4558:3706975946e4

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Make graph dumping a bit more robust when there is no method, enable debug in the startCompiler method, add context and scope for snippets installation Made IGV display graphs even if some edges are problematic When schedule failed don't use it
author Gilles Duboscq <duboscq@ssw.jku.at>
date Fri, 10 Feb 2012 02:22:23 +0100
parents 1aaf3592e516
children 438ab53efdd0
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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 java.util.*;
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26
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27 import com.oracle.max.cri.ci.*;
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28 import com.oracle.max.cri.ci.CiTargetMethod.*;
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29 import com.oracle.max.cri.xir.CiXirAssembler.*;
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30
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31 /**
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32 * Represents a {@link XirTemplate template of XIR} along with the {@link XirArgument arguments} to be passed to the
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33 * template. The runtime generates such snippets for each bytecode being compiled at the request of the compiler, and
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34 * the compiler can generate machine code for the XIR snippet.
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35 */
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36 public class XirSnippet {
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37
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38 public final XirArgument[] arguments;
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39 public final XirTemplate template;
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40 public final Map<XirMark, Mark> marks;
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41
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42 public XirSnippet(XirTemplate template, XirArgument... inputs) {
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43 assert template != null;
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44 this.template = template;
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45 this.arguments = inputs;
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46 this.marks = (template.marks != null && template.marks.length > 0) ? new HashMap<XirMark, Mark>() : null;
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47 assert assertArgumentsCorrect();
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48 }
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49
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50 private boolean assertArgumentsCorrect() {
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51 int argLength = arguments == null ? 0 : arguments.length;
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52 int paramLength = template.parameters == null ? 0 : template.parameters.length;
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53 assert argLength == paramLength : "expected param count: " + paramLength + ", actual: " + argLength;
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54 for (int i = 0; i < arguments.length; i++) {
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55 assert assertArgumentCorrect(template.parameters[i], arguments[i]) : "mismatch in parameter " + i + ": " + arguments[i] + " instead of " + template.parameters[i];
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56 }
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57 return true;
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58 }
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59
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60 private static boolean assertArgumentCorrect(XirParameter param, XirArgument arg) {
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61 if (param.kind == CiKind.Illegal || param.kind == CiKind.Void) {
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62 if (arg != null) {
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63 return false;
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64 }
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65 } else {
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66 if (arg == null) {
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67 return false;
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68 }
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69 if (arg.constant != null) {
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70 if (arg.constant.kind != param.kind) {
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71 return false;
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72 }
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73 }
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74 }
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75 return true;
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76 }
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77
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78 @Override
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79 public String toString() {
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80
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81 StringBuffer sb = new StringBuffer();
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82
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83 sb.append(template.toString());
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84 sb.append("(");
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85 for (XirArgument a : arguments) {
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86 sb.append(" ");
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87 sb.append(a);
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88 }
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89
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90 sb.append(" )");
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91
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92 return sb.toString();
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93 }
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94 }