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annotate src/share/vm/jvmci/jvmciRuntime.hpp @ 23379:24505bf61633

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allow JVMCI compiler to change the compilation policy for a method (JDK-8152311)
author Doug Simon <doug.simon@oracle.com>
date Mon, 09 May 2016 16:08:16 +0200
parents 041534002323
children 0226d6bcb0d2
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1 /*
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2 * Copyright (c) 2012, 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
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24 #ifndef SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP
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25 #define SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP
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26
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27 #include "interpreter/interpreter.hpp"
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28 #include "memory/allocation.hpp"
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29 #include "runtime/arguments.hpp"
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30 #include "runtime/deoptimization.hpp"
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31
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33
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34 #define JVMCI_ERROR(...) \
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35 { JVMCIRuntime::fthrow_error(THREAD_AND_LOCATION, __VA_ARGS__); return; }
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36
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37 #define JVMCI_ERROR_(ret, ...) \
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38 { JVMCIRuntime::fthrow_error(THREAD_AND_LOCATION, __VA_ARGS__); return ret; }
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39
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40 #define JVMCI_ERROR_0(...) JVMCI_ERROR_(0, __VA_ARGS__)
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41 #define JVMCI_ERROR_NULL(...) JVMCI_ERROR_(NULL, __VA_ARGS__)
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42 #define JVMCI_ERROR_OK(...) JVMCI_ERROR_(JVMCIEnv::ok, __VA_ARGS__)
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43 #define CHECK_OK CHECK_(JVMCIEnv::ok)
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44
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45 class ParseClosure : public StackObj {
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46 int _lineNo;
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47 char* _filename;
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48 bool _abort;
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49 protected:
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50 void abort() { _abort = true; }
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51 void warn_and_abort(const char* message) {
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52 warn(message);
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53 abort();
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54 }
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55 void warn(const char* message) {
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56 warning("Error at line %d while parsing %s: %s", _lineNo, _filename == NULL ? "?" : _filename, message);
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57 }
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58 public:
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59 ParseClosure() : _lineNo(0), _filename(NULL), _abort(false) {}
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60 void parse_line(char* line) {
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61 _lineNo++;
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62 do_line(line);
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63 }
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64 virtual void do_line(char* line) = 0;
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65 int lineNo() { return _lineNo; }
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66 bool is_aborted() { return _abort; }
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67 void set_filename(char* path) {_filename = path; _lineNo = 0;}
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68 };
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69
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70 class JVMCIRuntime: public AllStatic {
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71 public:
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72 // Constants describing whether JVMCI wants to be able to adjust the compilation
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73 // level selected for a method by the VM compilation policy and if so, based on
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74 // what information about the method being schedule for compilation.
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75 enum CompLevelAdjustment {
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76 none = 0, // no adjustment
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77 by_holder = 1, // adjust based on declaring class of method
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78 by_full_signature = 2 // adjust based on declaring class, name and signature of method
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79 };
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80
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81 private:
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82 static jobject _HotSpotJVMCIRuntime_instance;
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83 static bool _HotSpotJVMCIRuntime_initialized;
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84
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85 static int _trivial_prefixes_count;
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86 static char** _trivial_prefixes;
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87
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88 static CompLevelAdjustment _comp_level_adjustment;
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89
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90 static bool _shutdown_called;
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91
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92 /**
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93 * Instantiates a service object, calls its default constructor and returns it.
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94 *
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95 * @param name the name of a service provider class
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96 */
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97 static Handle create_Service(const char* name, TRAPS);
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98
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99 static CompLevel adjust_comp_level_inner(methodHandle method, bool is_osr, CompLevel level, JavaThread* thread);
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100
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101 public:
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102 /**
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103 * Parses *.properties files in jre/lib/jvmci/ and adds the properties to plist.
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104 */
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105 static void init_system_properties(SystemProperty** plist);
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106
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107 /**
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108 * Ensures that the JVMCI class loader is initialized and the well known JVMCI classes are loaded.
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109 */
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110 static void ensure_jvmci_class_loader_is_initialized();
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111
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112 static bool is_HotSpotJVMCIRuntime_initialized() {
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113 return _HotSpotJVMCIRuntime_initialized;
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114 }
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115
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116 /**
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117 * Gets the singleton HotSpotJVMCIRuntime instance, initializing it if necessary
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118 */
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119 static Handle get_HotSpotJVMCIRuntime(TRAPS) {
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120 initialize_JVMCI(CHECK_(Handle()));
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121 return Handle(JNIHandles::resolve_non_null(_HotSpotJVMCIRuntime_instance));
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122 }
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123
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124 static jobject get_HotSpotJVMCIRuntime_jobject(TRAPS) {
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125 initialize_JVMCI(CHECK_NULL);
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126 assert(_HotSpotJVMCIRuntime_initialized, "must be");
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127 return _HotSpotJVMCIRuntime_instance;
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128 }
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129
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130 static Handle callStatic(const char* className, const char* methodName, const char* returnType, JavaCallArguments* args, TRAPS);
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131
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132 /**
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133 * Trigger initialization of HotSpotJVMCIRuntime through JVMCI.getRuntime()
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134 */
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135 static void initialize_JVMCI(TRAPS);
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136
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137 /**
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138 * Explicitly initialize HotSpotJVMCIRuntime itself
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139 */
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140 static void initialize_HotSpotJVMCIRuntime(TRAPS);
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141
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142 static void metadata_do(void f(Metadata*));
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143
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144 static void shutdown();
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145
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146 static bool shutdown_called() {
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147 return _shutdown_called;
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148 }
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149
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150 static bool treat_as_trivial(Method* method);
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151
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152 /**
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153 * Lets JVMCI modify the compilation level currently selected for a method by
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154 * the VM compilation policy.
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155 *
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156 * @param method the method being scheduled for compilation
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157 * @param is_osr specifies if the compilation is an OSR compilation
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158 * @param level the compilation level currently selected by the VM compilation policy
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159 * @param thread the current thread
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160 * @return the compilation level to use for the compilation
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diff changeset
161 */
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162 static CompLevel adjust_comp_level(methodHandle method, bool is_osr, CompLevel level, JavaThread* thread);
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163
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diff changeset
164 /**
22761
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165 * Given an interface representing a JVMCI service, gets an array of objects, one per
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166 * known implementation of the service.
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167 */
21563
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diff changeset
168 static objArrayHandle get_service_impls(KlassHandle serviceKlass, TRAPS);
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169
21519
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Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21516
diff changeset
170 static void parse_lines(char* path, ParseClosure* closure, bool warnStatFailure);
21515
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171
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diff changeset
172 /**
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173 * Throws a JVMCIError with a formatted error message. Ideally we would use
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174 * a variation of Exceptions::fthrow that takes a class loader argument but alas,
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175 * no such variation exists.
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176 */
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177 static void fthrow_error(Thread* thread, const char* file, int line, const char* format, ...) ATTRIBUTE_PRINTF(4, 5);
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178
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179 /**
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180 * Aborts the VM due to an unexpected exception.
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181 */
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182 static void abort_on_pending_exception(Handle exception, const char* message, bool dump_core = false);
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183
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184 #define CHECK_ABORT THREAD); \
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185 if (HAS_PENDING_EXCEPTION) { \
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186 char buf[256]; \
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187 jio_snprintf(buf, 256, "Uncaught exception at %s:%d", __FILE__, __LINE__); \
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188 JVMCIRuntime::abort_on_pending_exception(PENDING_EXCEPTION, buf); \
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189 return; \
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190 } \
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diff changeset
191 (void)(0
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192
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diff changeset
193 #define CHECK_ABORT_(result) THREAD); \
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194 if (HAS_PENDING_EXCEPTION) { \
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diff changeset
195 char buf[256]; \
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diff changeset
196 jio_snprintf(buf, 256, "Uncaught exception at %s:%d", __FILE__, __LINE__); \
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diff changeset
197 JVMCIRuntime::abort_on_pending_exception(PENDING_EXCEPTION, buf); \
16428
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diff changeset
198 return result; \
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diff changeset
199 } \
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diff changeset
200 (void)(0
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diff changeset
201
16395
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diff changeset
202 /**
21559
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diff changeset
203 * Same as SystemDictionary::resolve_or_null but uses the JVMCI loader.
16395
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diff changeset
204 */
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diff changeset
205 static Klass* resolve_or_null(Symbol* name, TRAPS);
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diff changeset
206
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
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diff changeset
207 /**
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diff changeset
208 * Same as SystemDictionary::resolve_or_fail but uses the JVMCI loader.
16395
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diff changeset
209 */
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Doug Simon <doug.simon@oracle.com>
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diff changeset
210 static Klass* resolve_or_fail(Symbol* name, TRAPS);
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diff changeset
211
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents: 16273
diff changeset
212 /**
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diff changeset
213 * Loads a given JVMCI class and aborts the VM if it fails.
16395
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diff changeset
214 */
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diff changeset
215 static Klass* load_required_class(Symbol* name);
66a9286203a2 decoupled Graal runtime initialization and Graal compilation queue initialization
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diff changeset
216
22722
0229a2ca608b Make kindToBasicType trapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 22685
diff changeset
217 static BasicType kindToBasicType(jchar ch, TRAPS);
15582
063ec2920d21 made Graal runtime initialization in hosted mode lazy
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diff changeset
218
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diff changeset
219 // The following routines are all called from compiled JVMCI code
15582
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diff changeset
220
9352
d4684b468e93 made NewInstanceStub a RuntimeStub that directly calls the C runtime (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9338
diff changeset
221 static void new_instance(JavaThread* thread, Klass* klass);
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9232
diff changeset
222 static void new_array(JavaThread* thread, Klass* klass, jint length);
9355
4e260c2ced0e removed new_multi_array assembler stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9354
diff changeset
223 static void new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims);
12423
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Gilles Duboscq <duboscq@ssw.jku.at>
parents: 10953
diff changeset
224 static void dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length);
13578
d8143c431d63 Add DynamicNewInstanceNode and use it to intrinsify Unsafe.allocateInstance
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 12435
diff changeset
225 static void dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror);
12423
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Gilles Duboscq <duboscq@ssw.jku.at>
parents: 10953
diff changeset
226 static jboolean thread_is_interrupted(JavaThread* thread, oopDesc* obj, jboolean clear_interrupted);
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9463
diff changeset
227 static void vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3);
12423
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Gilles Duboscq <duboscq@ssw.jku.at>
parents: 10953
diff changeset
228 static jint identity_hash_code(JavaThread* thread, oopDesc* obj);
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9463
diff changeset
229 static address exception_handler_for_pc(JavaThread* thread);
9590
5f9c41cd3b1e replaced monitorenter/monitorexit assembler stubs with compiled stubs (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9581
diff changeset
230 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock);
5f9c41cd3b1e replaced monitorenter/monitorexit assembler stubs with compiled stubs (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9581
diff changeset
231 static void monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock);
14731
0cb5c4d276d4 use raw data support to fix incorrect use of String.intern() for embedding strings in code
Doug Simon <doug.simon@oracle.com>
parents: 13578
diff changeset
232 static void vm_error(JavaThread* thread, jlong where, jlong format, jlong value);
12423
370b5f07f9e2 The runtime entries need to use oopDesc* rather than oop in their signature
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 10953
diff changeset
233 static oopDesc* load_and_clear_exception(JavaThread* thread);
370b5f07f9e2 The runtime entries need to use oopDesc* rather than oop in their signature
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 10953
diff changeset
234 static void log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3);
9592
efb8c1918ea5 replaced create_out_of_bounds_exception assembler stub with compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9591
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235 static void log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline);
22668
da5bdbf4a008 Simplify log_object interface
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22650
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236 // Print the passed in object, optionally followed by a newline. If
da5bdbf4a008 Simplify log_object interface
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22650
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237 // as_string is true and the object is a java.lang.String then it
da5bdbf4a008 Simplify log_object interface
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22650
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238 // printed as a string, otherwise the type of the object is printed
da5bdbf4a008 Simplify log_object interface
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22650
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239 // followed by its address.
da5bdbf4a008 Simplify log_object interface
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22650
diff changeset
240 static void log_object(JavaThread* thread, oopDesc* object, bool as_string, bool newline);
10434
8b22524df53b Add G1 Barriers' foreign calls
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10072
diff changeset
241 static void write_barrier_pre(JavaThread* thread, oopDesc* obj);
8b22524df53b Add G1 Barriers' foreign calls
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10072
diff changeset
242 static void write_barrier_post(JavaThread* thread, void* card);
10953
97e282186b5b Add heap sanity checker with premature hard crash for debugging write barriers
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10770
diff changeset
243 static jboolean validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child);
12433
808348377021 Fix inconsistent oops in slow path allocation
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10953
diff changeset
244 static void new_store_pre_barrier(JavaThread* thread);
18227
bcb1e5c232d8 Test deoptimization inside ForeignCallNode
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 17033
diff changeset
245
23334
e0a15983ab51 Create exception throwing routines for exceptions with complex messages.
Roland Schatz <roland.schatz@oracle.com>
parents: 23329
diff changeset
246 // used to throw exceptions from compiled JVMCI code
23367
041534002323 Use strings instead of Symbol* for exception names (JDK-8155735).
Roland Schatz <roland.schatz@oracle.com>
parents: 23337
diff changeset
247 static void throw_and_post_jvmti_exception(JavaThread* thread, const char* exception, const char* message);
23334
e0a15983ab51 Create exception throwing routines for exceptions with complex messages.
Roland Schatz <roland.schatz@oracle.com>
parents: 23329
diff changeset
248 // helper methods to throw exception with complex messages
23367
041534002323 Use strings instead of Symbol* for exception names (JDK-8155735).
Roland Schatz <roland.schatz@oracle.com>
parents: 23337
diff changeset
249 static void throw_klass_external_name_exception(JavaThread* thread, const char* exception, Klass* klass);
041534002323 Use strings instead of Symbol* for exception names (JDK-8155735).
Roland Schatz <roland.schatz@oracle.com>
parents: 23337
diff changeset
250 static void throw_class_cast_exception(JavaThread* thread, const char* exception, Klass* caster_klass, Klass* target_klass);
23334
e0a15983ab51 Create exception throwing routines for exceptions with complex messages.
Roland Schatz <roland.schatz@oracle.com>
parents: 23329
diff changeset
251
18227
bcb1e5c232d8 Test deoptimization inside ForeignCallNode
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 17033
diff changeset
252 // Test only function
bcb1e5c232d8 Test deoptimization inside ForeignCallNode
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 17033
diff changeset
253 static int test_deoptimize_call_int(JavaThread* thread, int value);
7125
1baf7f1e3f23 decoupled C++ Graal runtime from C1
Doug Simon <doug.simon@oracle.com>
parents: 6559
diff changeset
254 };
1baf7f1e3f23 decoupled C++ Graal runtime from C1
Doug Simon <doug.simon@oracle.com>
parents: 6559
diff changeset
255
22544
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
256 // Tracing macros.
15582
063ec2920d21 made Graal runtime initialization in hosted mode lazy
Doug Simon <doug.simon@oracle.com>
parents: 14731
diff changeset
257
22544
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
258 #define IF_TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1)) ; else
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
259 #define IF_TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2)) ; else
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
260 #define IF_TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3)) ; else
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
261 #define IF_TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4)) ; else
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
262 #define IF_TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5)) ; else
15582
063ec2920d21 made Graal runtime initialization in hosted mode lazy
Doug Simon <doug.simon@oracle.com>
parents: 14731
diff changeset
263
22544
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
264 #define TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1 && (tty->print("JVMCITrace-1: "), true))) ; else tty->print_cr
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
265 #define TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2 && (tty->print(" JVMCITrace-2: "), true))) ; else tty->print_cr
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
266 #define TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3 && (tty->print(" JVMCITrace-3: "), true))) ; else tty->print_cr
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
267 #define TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4 && (tty->print(" JVMCITrace-4: "), true))) ; else tty->print_cr
b87d1bf3cd9a renamed TraceJVMCI option to JVMCITraceLevel and ensured all tracing controlled by this option uses the TRACE_jvmci_* macros
Doug Simon <doug.simon@oracle.com>
parents: 22538
diff changeset
268 #define TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5 && (tty->print(" JVMCITrace-5: "), true))) ; else tty->print_cr
15582
063ec2920d21 made Graal runtime initialization in hosted mode lazy
Doug Simon <doug.simon@oracle.com>
parents: 14731
diff changeset
269
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21527
diff changeset
270 #endif // SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP