Mercurial > hg > graal-jvmci-8
comparison src/share/vm/jvmci/jvmciCompiler.cpp @ 21559:be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 28 May 2015 15:36:48 +0200 |
parents | src/share/vm/graal/graalCompiler.cpp@5324104ac4f3 |
children | 4c146c9367b6 |
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21558:d563baeca9df | 21559:be896a1983c0 |
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1 /* | |
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 | |
24 #include "precompiled.hpp" | |
25 #include "memory/oopFactory.hpp" | |
26 #include "runtime/javaCalls.hpp" | |
27 #include "jvmci/jvmciCompiler.hpp" | |
28 #include "jvmci/jvmciEnv.hpp" | |
29 #include "jvmci/jvmciRuntime.hpp" | |
30 #include "runtime/compilationPolicy.hpp" | |
31 #include "runtime/globals_extension.hpp" | |
32 | |
33 JVMCICompiler* JVMCICompiler::_instance = NULL; | |
34 elapsedTimer JVMCICompiler::_codeInstallTimer; | |
35 | |
36 JVMCICompiler::JVMCICompiler() : AbstractCompiler(jvmci) { | |
37 #ifdef COMPILERJVMCI | |
38 _bootstrapping = false; | |
39 _methodsCompiled = 0; | |
40 #endif | |
41 assert(_instance == NULL, "only one instance allowed"); | |
42 _instance = this; | |
43 } | |
44 | |
45 // Initialization | |
46 void JVMCICompiler::initialize() { | |
47 #ifdef COMPILERJVMCI | |
48 if (!UseCompiler || !should_perform_init()) { | |
49 return; | |
50 } | |
51 | |
52 BufferBlob* buffer_blob = JVMCIRuntime::initialize_buffer_blob(); | |
53 if (buffer_blob == NULL) { | |
54 set_state(failed); | |
55 } else { | |
56 set_state(initialized); | |
57 } | |
58 // JVMCI is considered as application code so we need to | |
59 // stop the VM deferring compilation now. | |
60 CompilationPolicy::completed_vm_startup(); | |
61 #endif // COMPILERJVMCI | |
62 } | |
63 | |
64 #ifdef COMPILERJVMCI | |
65 void JVMCICompiler::bootstrap() { | |
66 JavaThread* THREAD = JavaThread::current(); | |
67 _bootstrapping = true; | |
68 // Allow bootstrap to perform JVMCI compilations of itself | |
69 bool c1only = JVMCICompileWithC1Only; | |
70 JVMCICompileWithC1Only = false; | |
71 ResourceMark rm; | |
72 HandleMark hm; | |
73 if (PrintBootstrap) { | |
74 tty->print("Bootstrapping JVMCI"); | |
75 } | |
76 jlong start = os::javaTimeMillis(); | |
77 | |
78 Array<Method*>* objectMethods = InstanceKlass::cast(SystemDictionary::Object_klass())->methods(); | |
79 // Initialize compile queue with a selected set of methods. | |
80 int len = objectMethods->length(); | |
81 for (int i = 0; i < len; i++) { | |
82 methodHandle mh = objectMethods->at(i); | |
83 if (!mh->is_native() && !mh->is_static() && !mh->is_initializer()) { | |
84 ResourceMark rm; | |
85 int hot_count = 10; // TODO: what's the appropriate value? | |
86 CompileBroker::compile_method(mh, InvocationEntryBci, CompLevel_full_optimization, mh, hot_count, "bootstrap", THREAD); | |
87 } | |
88 } | |
89 | |
90 int qsize; | |
91 bool first_round = true; | |
92 int z = 0; | |
93 do { | |
94 // Loop until there is something in the queue. | |
95 do { | |
96 os::sleep(THREAD, 100, true); | |
97 qsize = CompileBroker::queue_size(CompLevel_full_optimization); | |
98 } while (first_round && qsize == 0); | |
99 first_round = false; | |
100 if (PrintBootstrap) { | |
101 while (z < (_methodsCompiled / 100)) { | |
102 ++z; | |
103 tty->print_raw("."); | |
104 } | |
105 } | |
106 } while (qsize != 0); | |
107 | |
108 if (PrintBootstrap) { | |
109 tty->print_cr(" in " JLONG_FORMAT " ms (compiled %d methods)", os::javaTimeMillis() - start, _methodsCompiled); | |
110 } | |
111 JVMCICompileWithC1Only = c1only; | |
112 _bootstrapping = false; | |
113 } | |
114 | |
115 void JVMCICompiler::compile_method(methodHandle method, int entry_bci, JVMCIEnv* env) { | |
116 JVMCI_EXCEPTION_CONTEXT | |
117 | |
118 bool is_osr = entry_bci != InvocationEntryBci; | |
119 if (_bootstrapping && is_osr) { | |
120 // no OSR compilations during bootstrap - the compiler is just too slow at this point, | |
121 // and we know that there are no endless loops | |
122 return; | |
123 } | |
124 | |
125 JVMCIRuntime::ensure_jvmci_class_loader_is_initialized(); | |
126 HandleMark hm; | |
127 ResourceMark rm; | |
128 JavaValue result(T_VOID); | |
129 JavaCallArguments args; | |
130 args.push_long((jlong) (address) method()); | |
131 args.push_int(entry_bci); | |
132 args.push_long((jlong) (address) env); | |
133 args.push_int(env->task()->compile_id()); | |
134 JavaCalls::call_static(&result, SystemDictionary::CompilationTask_klass(), vmSymbols::compileMetaspaceMethod_name(), vmSymbols::compileMetaspaceMethod_signature(), &args, CHECK_ABORT); | |
135 | |
136 _methodsCompiled++; | |
137 } | |
138 | |
139 | |
140 // Compilation entry point for methods | |
141 void JVMCICompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { | |
142 ShouldNotReachHere(); | |
143 } | |
144 | |
145 // Print compilation timers and statistics | |
146 void JVMCICompiler::print_timers() { | |
147 print_compilation_timers(); | |
148 } | |
149 | |
150 #endif // COMPILERJVMCI | |
151 | |
152 // Print compilation timers and statistics | |
153 void JVMCICompiler::print_compilation_timers() { | |
154 TRACE_jvmci_1("JVMCICompiler::print_timers"); | |
155 tty->print_cr(" JVMCI code install time: %6.3f s", _codeInstallTimer.seconds()); | |
156 } | |
157 | |
158 void JVMCICompiler::compile_the_world() { | |
159 HandleMark hm; | |
160 JavaThread* THREAD = JavaThread::current(); | |
161 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/jvmci/hotspot/HotSpotJVMCIRuntime", CHECK_ABORT); | |
162 KlassHandle klass = JVMCIRuntime::load_required_class(name); | |
163 TempNewSymbol compileTheWorld = SymbolTable::new_symbol("compileTheWorld", CHECK_ABORT); | |
164 JavaValue result(T_VOID); | |
165 JavaCallArguments args; | |
166 args.push_oop(JVMCIRuntime::get_HotSpotJVMCIRuntime()); | |
167 JavaCalls::call_special(&result, klass, compileTheWorld, vmSymbols::void_method_signature(), &args, CHECK_ABORT); | |
168 } |