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annotate graal/GraalCompiler/src/com/sun/c1x/debug/BlockPrinter.java @ 2801:2af109bec0c0

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Make block contains a list of nodes instead a list of instructions.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Fri, 27 May 2011 15:11:34 +0200
parents d3fc4fe063bf
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2 * Copyright (c) 2009, 2010, 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.sun.c1x.debug;
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24
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25 import com.oracle.graal.graph.*;
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26 import com.oracle.max.graal.schedule.*;
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27 import com.sun.c1x.graph.*;
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28 import com.sun.c1x.ir.*;
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29 import com.sun.c1x.util.*;
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30 import com.sun.c1x.value.*;
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31
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32 /**
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33 * Prints a listing for a {@linkplain Merge block}.
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34 */
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35 public class BlockPrinter implements BlockClosure {
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36
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37 private final InstructionPrinter ip;
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38 private final boolean cfgOnly;
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39
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40 public BlockPrinter(IR ir, InstructionPrinter ip, boolean cfgOnly) {
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41 this.ip = ip;
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42 this.cfgOnly = cfgOnly;
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43 }
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44
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45 public void apply(Block block) {
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46 if (cfgOnly) {
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47 if (block.getInstructions().size() > 0) {
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48 ip.printInstruction((Instruction) block.getInstructions().get(0));
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49 } else {
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50 ip.out().println("Empty block");
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51 }
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52 ip.out().println();
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53 } else {
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54 printBlock(block);
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55 }
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56 }
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57
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58 public void printBlock(Block block) {
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59 LogStream out = ip.out();
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60 out.println();
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61
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62 ip.printInstructionListingHeader();
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63
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64 for (Node i : block.getInstructions()) {
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65 if (i instanceof Instruction) {
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66 ip.printInstructionListing((Instruction) i);
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67 }
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68 }
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69 out.println();
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70
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71 }
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72
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73 private static void printFrameState(FrameState newFrameState, LogStream out) {
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74 int startPosition = out.position();
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75 if (newFrameState.stackSize() == 0) {
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76 out.print("empty stack");
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77 } else {
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78 out.print("stack [");
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79 int i = 0;
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80 while (i < newFrameState.stackSize()) {
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81 if (i > 0) {
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82 out.print(", ");
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83 }
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84 Value value = newFrameState.stackAt(i);
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85 out.print(i + ":" + Util.valueString(value));
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86 if (value == null) {
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87 i++;
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88 } else {
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89 i += value.kind.sizeInSlots();
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90 if (value instanceof Phi) {
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91 Phi phi = (Phi) value;
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92 if (phi.operand() != null) {
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93 out.print(" ");
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94 out.print(phi.operand().toString());
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95 }
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96 }
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97 }
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98 }
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99 out.print(']');
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100 }
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101 if (newFrameState.locksSize() != 0) {
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102 // print out the lines on the line below this
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103 // one at the same indentation level.
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104 out.println();
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105 out.fillTo(startPosition, ' ');
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106 out.print("locks [");
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107 for (int i = 0; i < newFrameState.locksSize(); i++) {
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108 Value value = newFrameState.lockAt(i);
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109 if (i > 0) {
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110 out.print(", ");
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111 }
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112 out.print(i + ":");
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113 if (value == null) {
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114 // synchronized methods push null on the lock stack
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115 out.print("this");
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116 } else {
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117 out.print(Util.valueString(value));
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118 }
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119 }
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120 out.print("]");
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121 }
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122 }
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123 }