Mercurial > hg > graal-jvmci-8

annotate jvmci/jdk.vm.ci.code/src/jdk/vm/ci/code/CodeCacheProvider.java @ 24218:719853999215 jvmci-0.32

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Merge with jdk8u141-b15
author Doug Simon <doug.simon@oracle.com>
date Mon, 14 Aug 2017 23:20:38 +0200
parents 9273bb6ba33e
children
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1 /*
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2 * Copyright (c) 2009, 2016, 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 jdk.vm.ci.code;
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24
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25 import jdk.vm.ci.code.site.Call;
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26 import jdk.vm.ci.code.site.Mark;
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27 import jdk.vm.ci.meta.ResolvedJavaMethod;
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28 import jdk.vm.ci.meta.SpeculationLog;
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30 /**
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31 * Access to code cache related details and requirements.
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32 */
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33 public interface CodeCacheProvider {
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34
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35 /**
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36 * Installs code for a given method based on a given compilation result without making it the
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37 * default implementation of the method.
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38 *
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39 * @param method a method implemented by the installed code
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40 * @param compiledCode the compiled code to be added
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41 * @param log the speculation log to be used
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42 * @param installedCode a predefined {@link InstalledCode} object to use as a reference to the
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43 * installed code. If {@code null}, a new {@link InstalledCode} object will be
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44 * created.
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45 * @return a reference to the ready-to-run code
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46 * @throws BailoutException if the code installation failed
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47 */
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48 default InstalledCode addCode(ResolvedJavaMethod method, CompiledCode compiledCode, SpeculationLog log, InstalledCode installedCode) {
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49 return installCode(method, compiledCode, installedCode, log, false);
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50 }
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51
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52 /**
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53 * Installs code for a given method based on a given compilation result and makes it the default
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54 * implementation of the method.
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55 *
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56 * @param method a method implemented by the installed code and for which the installed code
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57 * becomes the default implementation
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58 * @param compiledCode the compiled code to be added
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59 * @return a reference to the ready-to-run code
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60 * @throws BailoutException if the code installation failed
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61 */
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62 default InstalledCode setDefaultCode(ResolvedJavaMethod method, CompiledCode compiledCode) {
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63 return installCode(method, compiledCode, null, null, true);
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64 }
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65
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66 /**
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67 * Installs code based on a given compilation result.
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68 *
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69 * @param method the method compiled to produce {@code compiledCode} or {@code null} if the
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70 * input to {@code compResult} was not a {@link ResolvedJavaMethod}
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71 * @param compiledCode the compiled code to be added
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72 * @param installedCode a pre-allocated {@link InstalledCode} object to use as a reference to
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73 * the installed code. If {@code null}, a new {@link InstalledCode} object will be
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74 * created.
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75 * @param log the speculation log to be used
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76 * @param isDefault specifies if the installed code should be made the default implementation of
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77 * {@code compRequest.getMethod()}. The default implementation for a method is the
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78 * code executed for standard calls to the method. This argument is ignored if
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79 * {@code compRequest == null}.
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80 * @return a reference to the compiled and ready-to-run installed code
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81 * @throws BailoutException if the code installation failed
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82 */
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83 InstalledCode installCode(ResolvedJavaMethod method, CompiledCode compiledCode, InstalledCode installedCode, SpeculationLog log, boolean isDefault);
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84
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85 /**
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86 * Invalidates {@code installedCode} such that {@link InvalidInstalledCodeException} will be
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87 * raised the next time {@code installedCode} is
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88 * {@linkplain InstalledCode#executeVarargs(Object...) executed}.
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89 */
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90 void invalidateInstalledCode(InstalledCode installedCode);
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91
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92 /**
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93 * Gets a name for a {@link Mark} mark.
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94 */
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95 default String getMarkName(Mark mark) {
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96 return String.valueOf(mark.id);
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97 }
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98
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99 /**
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100 * Gets a name for the {@linkplain Call#target target} of a {@link Call}.
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101 */
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102 default String getTargetName(Call call) {
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103 return String.valueOf(call.target);
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104 }
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105
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106 /**
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107 * Gets the register configuration to use when compiling a given method.
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108 */
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109 RegisterConfig getRegisterConfig();
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110
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111 /**
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112 * Minimum size of the stack area reserved for outgoing parameters. This area is reserved in all
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113 * cases, even when the compiled method has no regular call instructions.
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114 *
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115 * @return the minimum size of the outgoing parameter area in bytes
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116 */
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117 int getMinimumOutgoingSize();
319860ae697a Simplify FrameMap: make offsets of spill slots and outgoing parameters independent so that they can be allocated at the same time, eliminating the separate phases. This makes the separate StackBlock unnecesary. Change CiStackSlot to use byte offsets instead of spill slot index. This makes CiTarget.spillSlotSize unnecessary.
Christian Wimmer <Christian.Wimmer@Oracle.com>
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118
319860ae697a Simplify FrameMap: make offsets of spill slots and outgoing parameters independent so that they can be allocated at the same time, eliminating the separate phases. This makes the separate StackBlock unnecesary. Change CiStackSlot to use byte offsets instead of spill slot index. This makes CiTarget.spillSlotSize unnecessary.
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents: 4139
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119 /**
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Roland Schatz <roland.schatz@oracle.com>
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120 * Gets a description of the target architecture.
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Roland Schatz <roland.schatz@oracle.com>
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121 */
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Roland Schatz <roland.schatz@oracle.com>
parents: 7530
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122 TargetDescription getTarget();
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Roland Schatz <roland.schatz@oracle.com>
parents: 15018
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123
c17d593ccafb Add createSpeculationLog to CodeCacheProvider.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
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124 /**
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Roland Schatz <roland.schatz@oracle.com>
parents: 15018
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125 * Create a new speculation log for the target runtime.
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Roland Schatz <roland.schatz@oracle.com>
parents: 15018
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126 */
c17d593ccafb Add createSpeculationLog to CodeCacheProvider.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
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127 SpeculationLog createSpeculationLog();
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Doug Simon <doug.simon@oracle.com>
parents: 22625
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128
2e71226319da added CodeCacheProvider.getMaxCallTargetOffset and made CompilerToVM.getMaxCallTargetOffset package-private
Doug Simon <doug.simon@oracle.com>
parents: 22625
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129 /**
2e71226319da added CodeCacheProvider.getMaxCallTargetOffset and made CompilerToVM.getMaxCallTargetOffset package-private
Doug Simon <doug.simon@oracle.com>
parents: 22625
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130 * Returns the maximum absolute offset of a PC relative call to a given address from any
2e71226319da added CodeCacheProvider.getMaxCallTargetOffset and made CompilerToVM.getMaxCallTargetOffset package-private
Doug Simon <doug.simon@oracle.com>
parents: 22625
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131 * position in the code cache or -1 when not applicable. Intended for determining the required
2e71226319da added CodeCacheProvider.getMaxCallTargetOffset and made CompilerToVM.getMaxCallTargetOffset package-private
Doug Simon <doug.simon@oracle.com>
parents: 22625
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132 * size of address/offset fields.
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Doug Simon <doug.simon@oracle.com>
parents: 22625
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133 */
2e71226319da added CodeCacheProvider.getMaxCallTargetOffset and made CompilerToVM.getMaxCallTargetOffset package-private
Doug Simon <doug.simon@oracle.com>
parents: 22625
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134 long getMaxCallTargetOffset(long address);
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Doug Simon <doug.simon@oracle.com>
parents: 22629
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135
19ce432d854d added CodeCacheProvider.shouldDebugNonSafepoints and made CompilerToVM.shouldDebugNonSafepoints package-private
Doug Simon <doug.simon@oracle.com>
parents: 22629
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136 /**
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Doug Simon <doug.simon@oracle.com>
parents: 22629
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137 * Determines if debug info should also be emitted at non-safepoint locations.
19ce432d854d added CodeCacheProvider.shouldDebugNonSafepoints and made CompilerToVM.shouldDebugNonSafepoints package-private
Doug Simon <doug.simon@oracle.com>
parents: 22629
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138 */
19ce432d854d added CodeCacheProvider.shouldDebugNonSafepoints and made CompilerToVM.shouldDebugNonSafepoints package-private
Doug Simon <doug.simon@oracle.com>
parents: 22629
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139 boolean shouldDebugNonSafepoints();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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140 }