Mercurial > hg > truffle
annotate graal/com.oracle.max.asmdis/src/com/sun/max/asm/AssemblyInstructionEditor.java @ 4297:874fcc2ddd9d
Use HotSpot disassmblers for native code and bytecode
author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Wed, 18 Jan 2012 20:08:08 -0800 |
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1 /* |
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2 * Copyright (c) 2007, 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.sun.max.asm; |
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24 |
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25 import com.sun.max.lang.*; |
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26 |
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27 /** |
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28 * Interface for target code edition. Currently, used by the JIT only, for template-based code generation. |
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29 * The interface is currently customized to the need of the JIT. |
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30 */ |
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31 public interface AssemblyInstructionEditor { |
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32 |
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33 /** |
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34 * Returns the displacement in the edited instruction. |
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35 * @param displacementWidth the width of the displacement in the instruction |
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36 * @return the displacement in the edited instruction |
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37 */ |
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38 int getIntDisplacement(WordWidth displacementWidth) throws AssemblyException; |
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39 |
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40 /** |
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41 * Returns the immediate int value in the edited instruction. |
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42 * @param displacementWidth the width of the displacement in the instruction |
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43 * @return the displacement in the edited instruction |
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44 */ |
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45 int getIntImmediate(WordWidth immediateWidth) throws AssemblyException; |
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46 |
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47 /** |
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48 * Replaces the value of the immediate displacement in a load/store instruction. |
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49 * The original instruction must have an immediate displacement operand that can hold 8-bit immediate value. |
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50 * @param displacementWidth width of the displacement in the original instruction |
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51 * @param withIndex indicate if the instruction uses a register index. |
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52 * @param disp8 new value of the displacement. |
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53 */ |
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54 void fixDisplacement(WordWidth displacementWidth, boolean withIndex, byte disp8); |
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55 |
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56 /** |
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57 * Replaces the value of the immediate displacement in a load/store instruction. |
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58 * The original instruction must have an immediate displacement operand that can hold 32-bit immediate value. |
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59 * @param disp32 |
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60 * @throws AssemblyException |
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61 * if the replacement is not allowed (e.g., the instruction is |
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62 * not a load/store with immediate displacement parameter). |
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63 */ |
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64 void fixDisplacement(WordWidth displacementWidth, boolean withIndex, int disp32) throws AssemblyException; |
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65 |
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66 /** |
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67 * Replaces the value of the immediate source operand of an instruction. |
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68 * (tested with store instruction only). |
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69 * @param operandWidth the width of the operand being replaced |
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70 * @param imm8 the new immediate value of the operand. |
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71 */ |
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72 void fixImmediateOperand(WordWidth operandWidth, byte imm8); |
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73 |
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74 /** |
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75 * Replaces the value of the immediate source operand of an instruction. |
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76 * (tested with store instruction only). |
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77 * @param operandWidth the width of the operand being replaced |
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78 * @param imm16 the new immediate value of the operand. |
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79 */ |
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80 void fixImmediateOperand(WordWidth operandWidth, short imm16); |
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81 |
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82 /** |
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83 * Replaces the value of the immediate source operand of an instruction. |
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84 * (tested with store instruction only). |
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85 * @param operandWidth the width of the operand being replaced |
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86 * @param imm32 the new immediate value of the operand. |
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87 */ |
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88 void fixImmediateOperand(WordWidth operandWidth, int imm32); |
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89 |
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90 /** |
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91 * Replaces the value of the immediate source operand of an instruction. |
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92 * @param imm64 the new immediate value of the operand. |
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93 */ |
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94 void fixImmediateOperand(int imm32); |
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95 |
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96 /** |
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97 * Replaces the value of the immediate source operand of an instruction. |
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98 * @param imm64 the new immediate value of the operand. |
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99 */ |
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100 void fixImmediateOperand(long imm64); |
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101 |
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102 /** |
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103 * Fix relative displacement of a branch instruction. |
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104 * |
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105 * @param originalDisplacementWidth |
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106 * @param displacementWidth width of the relative displacement in the original instruction |
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107 * @param disp32 new relative displacement |
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108 */ |
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109 void fixBranchRelativeDisplacement(WordWidth displacementWidth, int disp32) throws AssemblyException; |
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110 } |