Mercurial > hg > truffle
view src/share/vm/graal/graalCompiler.cpp @ 21329:6a32034ace1b
LinearScan: make opIdToIndex private.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Tue, 12 May 2015 13:08:43 +0200 |
parents | 104304a54b0c |
children | 07b088d61d5d |
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/* * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #include "precompiled.hpp" #include "memory/oopFactory.hpp" #include "runtime/javaCalls.hpp" #include "graal/graalCompiler.hpp" #include "graal/graalEnv.hpp" #include "graal/graalRuntime.hpp" #include "runtime/compilationPolicy.hpp" #include "runtime/globals_extension.hpp" GraalCompiler* GraalCompiler::_instance = NULL; elapsedTimer GraalCompiler::_codeInstallTimer; GraalCompiler::GraalCompiler() : AbstractCompiler(graal) { #ifdef COMPILERGRAAL _bootstrapping = false; _methodsCompiled = 0; #endif assert(_instance == NULL, "only one instance allowed"); _instance = this; } // Initialization void GraalCompiler::initialize() { #ifdef COMPILERGRAAL if (!UseCompiler || !should_perform_init()) { return; } BufferBlob* buffer_blob = GraalRuntime::initialize_buffer_blob(); if (buffer_blob == NULL) { set_state(failed); } else { set_state(initialized); } // Graal is considered as application code so we need to // stop the VM deferring compilation now. CompilationPolicy::completed_vm_startup(); #endif // COMPILERGRAAL } #ifdef COMPILERGRAAL void GraalCompiler::bootstrap() { JavaThread* THREAD = JavaThread::current(); _bootstrapping = true; // Allow bootstrap to perform Graal compilations of itself bool c1only = GraalCompileWithC1Only; GraalCompileWithC1Only = false; ResourceMark rm; HandleMark hm; if (PrintBootstrap) { tty->print("Bootstrapping Graal"); } jlong start = os::javaTimeMillis(); Array<Method*>* objectMethods = InstanceKlass::cast(SystemDictionary::Object_klass())->methods(); // Initialize compile queue with a selected set of methods. int len = objectMethods->length(); for (int i = 0; i < len; i++) { methodHandle mh = objectMethods->at(i); if (!mh->is_native() && !mh->is_static() && !mh->is_initializer()) { ResourceMark rm; int hot_count = 10; // TODO: what's the appropriate value? CompileBroker::compile_method(mh, InvocationEntryBci, CompLevel_full_optimization, mh, hot_count, "bootstrap", THREAD); } } int qsize; bool first_round = true; int z = 0; do { // Loop until there is something in the queue. do { os::sleep(THREAD, 100, true); qsize = CompileBroker::queue_size(CompLevel_full_optimization); } while (first_round && qsize == 0); first_round = false; if (PrintBootstrap) { while (z < (_methodsCompiled / 100)) { ++z; tty->print_raw("."); } } } while (qsize != 0); if (PrintBootstrap) { tty->print_cr(" in " JLONG_FORMAT " ms (compiled %d methods)", os::javaTimeMillis() - start, _methodsCompiled); } GraalCompileWithC1Only = c1only; _bootstrapping = false; } void GraalCompiler::compile_method(methodHandle method, int entry_bci, GraalEnv* env) { GRAAL_EXCEPTION_CONTEXT bool is_osr = entry_bci != InvocationEntryBci; if (_bootstrapping && is_osr) { // no OSR compilations during bootstrap - the compiler is just too slow at this point, // and we know that there are no endless loops return; } GraalRuntime::ensure_graal_class_loader_is_initialized(); HandleMark hm; ResourceMark rm; JavaValue result(T_VOID); JavaCallArguments args; args.push_long((jlong) (address) method()); args.push_int(entry_bci); args.push_long((jlong) (address) env); args.push_int(env->task()->compile_id()); JavaCalls::call_static(&result, SystemDictionary::CompilationTask_klass(), vmSymbols::compileMetaspaceMethod_name(), vmSymbols::compileMetaspaceMethod_signature(), &args, CHECK_ABORT); _methodsCompiled++; } // Compilation entry point for methods void GraalCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { ShouldNotReachHere(); } // Print compilation timers and statistics void GraalCompiler::print_timers() { print_compilation_timers(); } #endif // COMPILERGRAAL // Print compilation timers and statistics void GraalCompiler::print_compilation_timers() { TRACE_graal_1("GraalCompiler::print_timers"); tty->print_cr(" Graal code install time: %6.3f s", _codeInstallTimer.seconds()); } void GraalCompiler::compile_the_world() { HandleMark hm; JavaThread* THREAD = JavaThread::current(); TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/hotspot/HotSpotGraalRuntime", CHECK_ABORT); KlassHandle klass = GraalRuntime::load_required_class(name); TempNewSymbol compileTheWorld = SymbolTable::new_symbol("compileTheWorld", CHECK_ABORT); JavaValue result(T_VOID); JavaCallArguments args; args.push_oop(GraalRuntime::get_HotSpotGraalRuntime()); JavaCalls::call_special(&result, klass, compileTheWorld, vmSymbols::void_method_signature(), &args, CHECK_ABORT); }