hotspot/src/share/vm/compiler/compileBroker.cpp
author neliasso
Fri, 18 Sep 2015 10:11:11 +0200
changeset 33069 d8eed614f298
parent 32582 56619bb8bcaa
child 33160 c59f1676d27e
child 33129 e0bcbb5015b3
permissions -rw-r--r--
8135068: Extract method matchers from CompilerOracle Summary: Ecapsulate code to enable reuse Reviewed-by: roland, kvn
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/*
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 * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#include "precompiled.hpp"
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#include "classfile/systemDictionary.hpp"
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#include "classfile/vmSymbols.hpp"
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#include "code/codeCache.hpp"
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#include "compiler/compileBroker.hpp"
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#include "compiler/compileLog.hpp"
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#include "compiler/compilerOracle.hpp"
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#include "interpreter/linkResolver.hpp"
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#include "memory/allocation.inline.hpp"
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#include "oops/methodData.hpp"
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#include "oops/method.hpp"
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#include "oops/oop.inline.hpp"
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#include "prims/nativeLookup.hpp"
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#include "prims/whitebox.hpp"
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#include "runtime/arguments.hpp"
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#include "runtime/atomic.inline.hpp"
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#include "runtime/compilationPolicy.hpp"
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#include "runtime/init.hpp"
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#include "runtime/interfaceSupport.hpp"
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#include "runtime/javaCalls.hpp"
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#include "runtime/os.hpp"
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#include "runtime/sharedRuntime.hpp"
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#include "runtime/sweeper.hpp"
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#include "trace/tracing.hpp"
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#include "utilities/dtrace.hpp"
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#include "utilities/events.hpp"
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#ifdef COMPILER1
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#include "c1/c1_Compiler.hpp"
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#endif
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#ifdef COMPILER2
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#include "opto/c2compiler.hpp"
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#endif
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#ifdef SHARK
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#include "shark/sharkCompiler.hpp"
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#endif
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#ifdef DTRACE_ENABLED
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// Only bother with this argument setup if dtrace is available
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#define DTRACE_METHOD_COMPILE_BEGIN_PROBE(method, comp_name)             \
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  {                                                                      \
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    Symbol* klass_name = (method)->klass_name();                         \
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    Symbol* name = (method)->name();                                     \
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    Symbol* signature = (method)->signature();                           \
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    HOTSPOT_METHOD_COMPILE_BEGIN(                                        \
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      (char *) comp_name, strlen(comp_name),                             \
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      (char *) klass_name->bytes(), klass_name->utf8_length(),           \
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      (char *) name->bytes(), name->utf8_length(),                       \
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      (char *) signature->bytes(), signature->utf8_length());            \
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  }
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#define DTRACE_METHOD_COMPILE_END_PROBE(method, comp_name, success)      \
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  {                                                                      \
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    Symbol* klass_name = (method)->klass_name();                         \
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    Symbol* name = (method)->name();                                     \
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    Symbol* signature = (method)->signature();                           \
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    HOTSPOT_METHOD_COMPILE_END(                                          \
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      (char *) comp_name, strlen(comp_name),                             \
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      (char *) klass_name->bytes(), klass_name->utf8_length(),           \
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      (char *) name->bytes(), name->utf8_length(),                       \
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      (char *) signature->bytes(), signature->utf8_length(), (success)); \
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  }
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#else //  ndef DTRACE_ENABLED
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#define DTRACE_METHOD_COMPILE_BEGIN_PROBE(method, comp_name)
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#define DTRACE_METHOD_COMPILE_END_PROBE(method, comp_name, success)
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#endif // ndef DTRACE_ENABLED
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bool CompileBroker::_initialized = false;
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volatile bool CompileBroker::_should_block = false;
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volatile jint CompileBroker::_print_compilation_warning = 0;
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volatile jint CompileBroker::_should_compile_new_jobs = run_compilation;
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// The installed compiler(s)
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AbstractCompiler* CompileBroker::_compilers[2];
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// These counters are used to assign an unique ID to each compilation.
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volatile jint CompileBroker::_compilation_id     = 0;
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volatile jint CompileBroker::_osr_compilation_id = 0;
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// Debugging information
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int  CompileBroker::_last_compile_type     = no_compile;
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int  CompileBroker::_last_compile_level    = CompLevel_none;
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char CompileBroker::_last_method_compiled[CompileBroker::name_buffer_length];
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// Performance counters
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PerfCounter* CompileBroker::_perf_total_compilation = NULL;
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PerfCounter* CompileBroker::_perf_osr_compilation = NULL;
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PerfCounter* CompileBroker::_perf_standard_compilation = NULL;
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PerfCounter* CompileBroker::_perf_total_bailout_count = NULL;
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PerfCounter* CompileBroker::_perf_total_invalidated_count = NULL;
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PerfCounter* CompileBroker::_perf_total_compile_count = NULL;
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PerfCounter* CompileBroker::_perf_total_osr_compile_count = NULL;
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PerfCounter* CompileBroker::_perf_total_standard_compile_count = NULL;
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PerfCounter* CompileBroker::_perf_sum_osr_bytes_compiled = NULL;
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PerfCounter* CompileBroker::_perf_sum_standard_bytes_compiled = NULL;
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PerfCounter* CompileBroker::_perf_sum_nmethod_size = NULL;
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PerfCounter* CompileBroker::_perf_sum_nmethod_code_size = NULL;
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PerfStringVariable* CompileBroker::_perf_last_method = NULL;
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PerfStringVariable* CompileBroker::_perf_last_failed_method = NULL;
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PerfStringVariable* CompileBroker::_perf_last_invalidated_method = NULL;
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PerfVariable*       CompileBroker::_perf_last_compile_type = NULL;
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PerfVariable*       CompileBroker::_perf_last_compile_size = NULL;
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PerfVariable*       CompileBroker::_perf_last_failed_type = NULL;
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PerfVariable*       CompileBroker::_perf_last_invalidated_type = NULL;
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// Timers and counters for generating statistics
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elapsedTimer CompileBroker::_t_total_compilation;
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elapsedTimer CompileBroker::_t_osr_compilation;
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elapsedTimer CompileBroker::_t_standard_compilation;
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elapsedTimer CompileBroker::_t_invalidated_compilation;
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elapsedTimer CompileBroker::_t_bailedout_compilation;
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int CompileBroker::_total_bailout_count          = 0;
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int CompileBroker::_total_invalidated_count      = 0;
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int CompileBroker::_total_compile_count          = 0;
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int CompileBroker::_total_osr_compile_count      = 0;
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int CompileBroker::_total_standard_compile_count = 0;
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int CompileBroker::_sum_osr_bytes_compiled       = 0;
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int CompileBroker::_sum_standard_bytes_compiled  = 0;
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int CompileBroker::_sum_nmethod_size             = 0;
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int CompileBroker::_sum_nmethod_code_size        = 0;
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long CompileBroker::_peak_compilation_time       = 0;
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CompileQueue* CompileBroker::_c2_compile_queue   = NULL;
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CompileQueue* CompileBroker::_c1_compile_queue   = NULL;
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class CompilationLog : public StringEventLog {
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 public:
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  CompilationLog() : StringEventLog("Compilation events") {
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  }
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  void log_compile(JavaThread* thread, CompileTask* task) {
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    StringLogMessage lm;
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    stringStream sstr = lm.stream();
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    // msg.time_stamp().update_to(tty->time_stamp().ticks());
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    task->print(&sstr, NULL, true, false);
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    log(thread, "%s", (const char*)lm);
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  }
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  void log_nmethod(JavaThread* thread, nmethod* nm) {
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    log(thread, "nmethod %d%s " INTPTR_FORMAT " code [" INTPTR_FORMAT ", " INTPTR_FORMAT "]",
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        nm->compile_id(), nm->is_osr_method() ? "%" : "",
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        p2i(nm), p2i(nm->code_begin()), p2i(nm->code_end()));
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  }
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  void log_failure(JavaThread* thread, CompileTask* task, const char* reason, const char* retry_message) {
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    StringLogMessage lm;
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    lm.print("%4d   COMPILE SKIPPED: %s", task->compile_id(), reason);
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    if (retry_message != NULL) {
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      lm.append(" (%s)", retry_message);
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    }
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    lm.print("\n");
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    log(thread, "%s", (const char*)lm);
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  }
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  void log_metaspace_failure(const char* reason) {
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    ResourceMark rm;
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    StringLogMessage lm;
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    lm.print("%4d   COMPILE PROFILING SKIPPED: %s", -1, reason);
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    lm.print("\n");
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    log(JavaThread::current(), "%s", (const char*)lm);
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  }
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};
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static CompilationLog* _compilation_log = NULL;
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void compileBroker_init() {
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  if (LogEvents) {
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    _compilation_log = new CompilationLog();
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  }
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}
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CompileTaskWrapper::CompileTaskWrapper(CompileTask* task) {
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  CompilerThread* thread = CompilerThread::current();
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  thread->set_task(task);
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  CompileLog*     log  = thread->log();
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  if (log != NULL)  task->log_task_start(log);
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}
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CompileTaskWrapper::~CompileTaskWrapper() {
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  CompilerThread* thread = CompilerThread::current();
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  CompileTask* task = thread->task();
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  CompileLog*  log  = thread->log();
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  if (log != NULL)  task->log_task_done(log);
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  thread->set_task(NULL);
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  task->set_code_handle(NULL);
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  thread->set_env(NULL);
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  if (task->is_blocking()) {
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    MutexLocker notifier(task->lock(), thread);
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    task->mark_complete();
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    // Notify the waiting thread that the compilation has completed.
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    task->lock()->notify_all();
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  } else {
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    task->mark_complete();
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    // By convention, the compiling thread is responsible for
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    // recycling a non-blocking CompileTask.
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    CompileTask::free(task);
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  }
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}
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/**
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 * Add a CompileTask to a CompileQueue.
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 */
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void CompileQueue::add(CompileTask* task) {
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  assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
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  task->set_next(NULL);
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  task->set_prev(NULL);
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  if (_last == NULL) {
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    // The compile queue is empty.
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    assert(_first == NULL, "queue is empty");
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    _first = task;
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    _last = task;
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  } else {
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    // Append the task to the queue.
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    assert(_last->next() == NULL, "not last");
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    _last->set_next(task);
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    task->set_prev(_last);
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    _last = task;
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  }
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  ++_size;
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  // Mark the method as being in the compile queue.
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  task->method()->set_queued_for_compilation();
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  if (CIPrintCompileQueue) {
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    print_tty();
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  }
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  if (LogCompilation && xtty != NULL) {
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    task->log_task_queued();
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  }
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  // Notify CompilerThreads that a task is available.
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  MethodCompileQueue_lock->notify_all();
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}
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/**
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 * Empties compilation queue by putting all compilation tasks onto
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 * a freelist. Furthermore, the method wakes up all threads that are
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 * waiting on a compilation task to finish. This can happen if background
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 * compilation is disabled.
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 */
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void CompileQueue::free_all() {
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  MutexLocker mu(MethodCompileQueue_lock);
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  CompileTask* next = _first;
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  // Iterate over all tasks in the compile queue
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  while (next != NULL) {
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    CompileTask* current = next;
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    next = current->next();
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    {
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      // Wake up thread that blocks on the compile task.
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      MutexLocker ct_lock(current->lock());
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      current->lock()->notify();
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    }
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    // Put the task back on the freelist.
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    CompileTask::free(current);
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  }
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  _first = NULL;
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  // Wake up all threads that block on the queue.
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  MethodCompileQueue_lock->notify_all();
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}
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/**
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 * Get the next CompileTask from a CompileQueue
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 */
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CompileTask* CompileQueue::get() {
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  // save methods from RedefineClasses across safepoint
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  // across MethodCompileQueue_lock below.
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  methodHandle save_method;
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  methodHandle save_hot_method;
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  MutexLocker locker(MethodCompileQueue_lock);
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  // If _first is NULL we have no more compile jobs. There are two reasons for
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  // having no compile jobs: First, we compiled everything we wanted. Second,
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  // we ran out of code cache so compilation has been disabled. In the latter
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  // case we perform code cache sweeps to free memory such that we can re-enable
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  // compilation.
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  while (_first == NULL) {
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   317
    // Exit loop if compilation is disabled forever
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   318
    if (CompileBroker::is_compilation_disabled_forever()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   319
      return NULL;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   320
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   321
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   322
    // If there are no compilation tasks and we can compile new jobs
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   323
    // (i.e., there is enough free space in the code cache) there is
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   324
    // no need to invoke the sweeper. As a result, the hotness of methods
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   325
    // remains unchanged. This behavior is desired, since we want to keep
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   326
    // the stable state, i.e., we do not want to evict methods from the
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   327
    // code cache if it is unnecessary.
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   328
    // We need a timed wait here, since compiler threads can exit if compilation
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   329
    // is disabled forever. We use 5 seconds wait time; the exiting of compiler threads
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   330
    // is not critical and we do not want idle compiler threads to wake up too often.
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   331
    MethodCompileQueue_lock->wait(!Mutex::_no_safepoint_check_flag, 5*1000);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   332
  }
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   333
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   334
  if (CompileBroker::is_compilation_disabled_forever()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   335
    return NULL;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   336
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   337
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   338
  CompileTask* task;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   339
  {
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   340
    No_Safepoint_Verifier nsv;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   341
    task = CompilationPolicy::policy()->select_task(this);
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   342
  }
31981
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   343
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   344
  // Save method pointers across unlock safepoint.  The task is removed from
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   345
  // the compilation queue, which is walked during RedefineClasses.
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   346
  save_method = methodHandle(task->method());
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   347
  save_hot_method = methodHandle(task->hot_method());
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   348
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   349
  remove(task);
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   350
  purge_stale_tasks(); // may temporarily release MCQ lock
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   351
  return task;
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   352
}
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   353
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   354
// Clean & deallocate stale compile tasks.
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   355
// Temporarily releases MethodCompileQueue lock.
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   356
void CompileQueue::purge_stale_tasks() {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   357
  assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   358
  if (_first_stale != NULL) {
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   359
    // Stale tasks are purged when MCQ lock is released,
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   360
    // but _first_stale updates are protected by MCQ lock.
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   361
    // Once task processing starts and MCQ lock is released,
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   362
    // other compiler threads can reuse _first_stale.
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   363
    CompileTask* head = _first_stale;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   364
    _first_stale = NULL;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   365
    {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   366
      MutexUnlocker ul(MethodCompileQueue_lock);
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   367
      for (CompileTask* task = head; task != NULL; ) {
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   368
        CompileTask* next_task = task->next();
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   369
        CompileTaskWrapper ctw(task); // Frees the task
25642
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
   370
        task->set_failure_reason("stale task");
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   371
        task = next_task;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   372
      }
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   373
    }
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   374
  }
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   375
}
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   376
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   377
void CompileQueue::remove(CompileTask* task) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   378
   assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   379
  if (task->prev() != NULL) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   380
    task->prev()->set_next(task->next());
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   381
  } else {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   382
    // max is the first element
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   383
    assert(task == _first, "Sanity");
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   384
    _first = task->next();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   385
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   386
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   387
  if (task->next() != NULL) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   388
    task->next()->set_prev(task->prev());
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   389
  } else {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   390
    // max is the last element
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   391
    assert(task == _last, "Sanity");
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   392
    _last = task->prev();
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   393
  }
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   394
  --_size;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   395
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   396
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   397
void CompileQueue::remove_and_mark_stale(CompileTask* task) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   398
  assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   399
  remove(task);
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   400
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   401
  // Enqueue the task for reclamation (should be done outside MCQ lock)
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   402
  task->set_next(_first_stale);
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   403
  task->set_prev(NULL);
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   404
  _first_stale = task;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   405
}
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   406
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   407
// methods in the compile queue need to be marked as used on the stack
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   408
// so that they don't get reclaimed by Redefine Classes
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   409
void CompileQueue::mark_on_stack() {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   410
  CompileTask* task = _first;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   411
  while (task != NULL) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   412
    task->mark_on_stack();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   413
    task = task->next();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   414
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   415
}
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   416
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   417
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   418
CompileQueue* CompileBroker::compile_queue(int comp_level) {
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   419
  if (is_c2_compile(comp_level)) return _c2_compile_queue;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   420
  if (is_c1_compile(comp_level)) return _c1_compile_queue;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   421
  return NULL;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   422
}
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   423
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   424
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   425
void CompileBroker::print_compile_queues(outputStream* st) {
26807
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   426
  MutexLocker locker(MethodCompileQueue_lock);
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   427
  if (_c1_compile_queue != NULL) {
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   428
    _c1_compile_queue->print(st);
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   429
  }
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   430
  if (_c2_compile_queue != NULL) {
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   431
    _c2_compile_queue->print(st);
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   432
  }
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   433
}
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   434
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   435
void CompileQueue::print(outputStream* st) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   436
  assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   437
  st->print_cr("Contents of %s", name());
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   438
  st->print_cr("----------------------------");
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   439
  CompileTask* task = _first;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   440
  if (task == NULL) {
26807
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   441
    st->print_cr("Empty");
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   442
  } else {
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   443
    while (task != NULL) {
32582
56619bb8bcaa 8135067: Preparatory refactorings for compiler control
neliasso
parents: 32391
diff changeset
   444
      task->print(st, NULL, true, true);
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   445
      task = task->next();
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   446
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   447
  }
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   448
  st->print_cr("----------------------------");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   449
}
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   450
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   451
void CompileQueue::print_tty() {
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   452
  ttyLocker ttyl;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   453
  print(tty);
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   454
}
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   455
489c9b5090e2 Initial load
duke
parents:
diff changeset
   456
CompilerCounters::CompilerCounters(const char* thread_name, int instance, TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   457
489c9b5090e2 Initial load
duke
parents:
diff changeset
   458
  _current_method[0] = '\0';
489c9b5090e2 Initial load
duke
parents:
diff changeset
   459
  _compile_type = CompileBroker::no_compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   460
489c9b5090e2 Initial load
duke
parents:
diff changeset
   461
  if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   462
    ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   463
489c9b5090e2 Initial load
duke
parents:
diff changeset
   464
    // create the thread instance name space string - don't create an
489c9b5090e2 Initial load
duke
parents:
diff changeset
   465
    // instance subspace if instance is -1 - keeps the adapterThread
489c9b5090e2 Initial load
duke
parents:
diff changeset
   466
    // counters  from having a ".0" namespace.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   467
    const char* thread_i = (instance == -1) ? thread_name :
489c9b5090e2 Initial load
duke
parents:
diff changeset
   468
                      PerfDataManager::name_space(thread_name, instance);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   469
489c9b5090e2 Initial load
duke
parents:
diff changeset
   470
489c9b5090e2 Initial load
duke
parents:
diff changeset
   471
    char* name = PerfDataManager::counter_name(thread_i, "method");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   472
    _perf_current_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   473
               PerfDataManager::create_string_variable(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   474
                                                       cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   475
                                                       _current_method, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   476
489c9b5090e2 Initial load
duke
parents:
diff changeset
   477
    name = PerfDataManager::counter_name(thread_i, "type");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   478
    _perf_compile_type = PerfDataManager::create_variable(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   479
                                                          PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   480
                                                         (jlong)_compile_type,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   481
                                                          CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   482
489c9b5090e2 Initial load
duke
parents:
diff changeset
   483
    name = PerfDataManager::counter_name(thread_i, "time");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   484
    _perf_time = PerfDataManager::create_counter(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   485
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   486
489c9b5090e2 Initial load
duke
parents:
diff changeset
   487
    name = PerfDataManager::counter_name(thread_i, "compiles");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   488
    _perf_compiles = PerfDataManager::create_counter(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   489
                                                     PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   490
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   491
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   492
489c9b5090e2 Initial load
duke
parents:
diff changeset
   493
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
   494
// CompileBroker::compilation_init
489c9b5090e2 Initial load
duke
parents:
diff changeset
   495
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
   496
// Initialize the Compilation object
489c9b5090e2 Initial load
duke
parents:
diff changeset
   497
void CompileBroker::compilation_init() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   498
  _last_method_compiled[0] = '\0';
489c9b5090e2 Initial load
duke
parents:
diff changeset
   499
21204
1c993523cf85 8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
anoll
parents: 21098
diff changeset
   500
  // No need to initialize compilation system if we do not use it.
1c993523cf85 8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
anoll
parents: 21098
diff changeset
   501
  if (!UseCompiler) {
1c993523cf85 8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
anoll
parents: 21098
diff changeset
   502
    return;
1c993523cf85 8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
anoll
parents: 21098
diff changeset
   503
  }
7395
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   504
#ifndef SHARK
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   505
  // Set the interface to the current compiler(s).
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   506
  int c1_count = CompilationPolicy::policy()->compiler_count(CompLevel_simple);
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   507
  int c2_count = CompilationPolicy::policy()->compiler_count(CompLevel_full_optimization);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   508
#ifdef COMPILER1
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   509
  if (c1_count > 0) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   510
    _compilers[0] = new Compiler();
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   511
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   512
#endif // COMPILER1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   513
489c9b5090e2 Initial load
duke
parents:
diff changeset
   514
#ifdef COMPILER2
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   515
  if (c2_count > 0) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   516
    _compilers[1] = new C2Compiler();
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   517
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   518
#endif // COMPILER2
489c9b5090e2 Initial load
duke
parents:
diff changeset
   519
7395
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   520
#else // SHARK
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   521
  int c1_count = 0;
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   522
  int c2_count = 1;
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   523
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   524
  _compilers[1] = new SharkCompiler();
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   525
#endif // SHARK
6187
4fa7845f7c14 6976186: integrate Shark HotSpot changes
twisti
parents: 5702
diff changeset
   526
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   527
  // Start the compiler thread(s) and the sweeper thread
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   528
  init_compiler_sweeper_threads(c1_count, c2_count);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   529
  // totalTime performance counter is always created as it is required
489c9b5090e2 Initial load
duke
parents:
diff changeset
   530
  // by the implementation of java.lang.management.CompilationMBean.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   531
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   532
    EXCEPTION_MARK;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   533
    _perf_total_compilation =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   534
                 PerfDataManager::create_counter(JAVA_CI, "totalTime",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   535
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   536
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   537
489c9b5090e2 Initial load
duke
parents:
diff changeset
   538
489c9b5090e2 Initial load
duke
parents:
diff changeset
   539
  if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   540
489c9b5090e2 Initial load
duke
parents:
diff changeset
   541
    EXCEPTION_MARK;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   542
489c9b5090e2 Initial load
duke
parents:
diff changeset
   543
    // create the jvmstat performance counters
489c9b5090e2 Initial load
duke
parents:
diff changeset
   544
    _perf_osr_compilation =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   545
                 PerfDataManager::create_counter(SUN_CI, "osrTime",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   546
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   547
489c9b5090e2 Initial load
duke
parents:
diff changeset
   548
    _perf_standard_compilation =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   549
                 PerfDataManager::create_counter(SUN_CI, "standardTime",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   550
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   551
489c9b5090e2 Initial load
duke
parents:
diff changeset
   552
    _perf_total_bailout_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   553
                 PerfDataManager::create_counter(SUN_CI, "totalBailouts",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   554
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   555
489c9b5090e2 Initial load
duke
parents:
diff changeset
   556
    _perf_total_invalidated_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   557
                 PerfDataManager::create_counter(SUN_CI, "totalInvalidates",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   558
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   559
489c9b5090e2 Initial load
duke
parents:
diff changeset
   560
    _perf_total_compile_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   561
                 PerfDataManager::create_counter(SUN_CI, "totalCompiles",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   562
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   563
    _perf_total_osr_compile_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   564
                 PerfDataManager::create_counter(SUN_CI, "osrCompiles",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   565
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   566
489c9b5090e2 Initial load
duke
parents:
diff changeset
   567
    _perf_total_standard_compile_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   568
                 PerfDataManager::create_counter(SUN_CI, "standardCompiles",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   569
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   570
489c9b5090e2 Initial load
duke
parents:
diff changeset
   571
    _perf_sum_osr_bytes_compiled =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   572
                 PerfDataManager::create_counter(SUN_CI, "osrBytes",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   573
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   574
489c9b5090e2 Initial load
duke
parents:
diff changeset
   575
    _perf_sum_standard_bytes_compiled =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   576
                 PerfDataManager::create_counter(SUN_CI, "standardBytes",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   577
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   578
489c9b5090e2 Initial load
duke
parents:
diff changeset
   579
    _perf_sum_nmethod_size =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   580
                 PerfDataManager::create_counter(SUN_CI, "nmethodSize",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   581
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   582
489c9b5090e2 Initial load
duke
parents:
diff changeset
   583
    _perf_sum_nmethod_code_size =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   584
                 PerfDataManager::create_counter(SUN_CI, "nmethodCodeSize",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   585
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   586
489c9b5090e2 Initial load
duke
parents:
diff changeset
   587
    _perf_last_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   588
                 PerfDataManager::create_string_variable(SUN_CI, "lastMethod",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   589
                                       CompilerCounters::cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   590
                                       "", CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   591
489c9b5090e2 Initial load
duke
parents:
diff changeset
   592
    _perf_last_failed_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   593
            PerfDataManager::create_string_variable(SUN_CI, "lastFailedMethod",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   594
                                       CompilerCounters::cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   595
                                       "", CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   596
489c9b5090e2 Initial load
duke
parents:
diff changeset
   597
    _perf_last_invalidated_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   598
        PerfDataManager::create_string_variable(SUN_CI, "lastInvalidatedMethod",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   599
                                     CompilerCounters::cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   600
                                     "", CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   601
489c9b5090e2 Initial load
duke
parents:
diff changeset
   602
    _perf_last_compile_type =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   603
             PerfDataManager::create_variable(SUN_CI, "lastType",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   604
                                              PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   605
                                              (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   606
                                              CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   607
489c9b5090e2 Initial load
duke
parents:
diff changeset
   608
    _perf_last_compile_size =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   609
             PerfDataManager::create_variable(SUN_CI, "lastSize",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   610
                                              PerfData::U_Bytes,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   611
                                              (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   612
                                              CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   613
489c9b5090e2 Initial load
duke
parents:
diff changeset
   614
489c9b5090e2 Initial load
duke
parents:
diff changeset
   615
    _perf_last_failed_type =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   616
             PerfDataManager::create_variable(SUN_CI, "lastFailedType",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   617
                                              PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   618
                                              (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   619
                                              CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   620
489c9b5090e2 Initial load
duke
parents:
diff changeset
   621
    _perf_last_invalidated_type =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   622
         PerfDataManager::create_variable(SUN_CI, "lastInvalidatedType",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   623
                                          PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   624
                                          (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   625
                                          CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   626
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   627
489c9b5090e2 Initial load
duke
parents:
diff changeset
   628
  _initialized = true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   629
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   630
489c9b5090e2 Initial load
duke
parents:
diff changeset
   631
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   632
JavaThread* CompileBroker::make_thread(const char* name, CompileQueue* queue, CompilerCounters* counters,
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   633
                                       AbstractCompiler* comp, bool compiler_thread, TRAPS) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   634
  JavaThread* thread = NULL;
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   635
  Klass* k = SystemDictionary::resolve_or_fail(vmSymbols::java_lang_Thread(), true, CHECK_0);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   636
  instanceKlassHandle klass (THREAD, k);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   637
  instanceHandle thread_oop = klass->allocate_instance_handle(CHECK_0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   638
  Handle string = java_lang_String::create_from_str(name, CHECK_0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   639
489c9b5090e2 Initial load
duke
parents:
diff changeset
   640
  // Initialize thread_oop to put it into the system threadGroup
489c9b5090e2 Initial load
duke
parents:
diff changeset
   641
  Handle thread_group (THREAD,  Universe::system_thread_group());
489c9b5090e2 Initial load
duke
parents:
diff changeset
   642
  JavaValue result(T_VOID);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   643
  JavaCalls::call_special(&result, thread_oop,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   644
                       klass,
8076
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   645
                       vmSymbols::object_initializer_name(),
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   646
                       vmSymbols::threadgroup_string_void_signature(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   647
                       thread_group,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   648
                       string,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   649
                       CHECK_0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   650
489c9b5090e2 Initial load
duke
parents:
diff changeset
   651
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   652
    MutexLocker mu(Threads_lock, THREAD);
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   653
    if (compiler_thread) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   654
      thread = new CompilerThread(queue, counters);
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   655
    } else {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   656
      thread = new CodeCacheSweeperThread();
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   657
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   658
    // At this point the new CompilerThread data-races with this startup
489c9b5090e2 Initial load
duke
parents:
diff changeset
   659
    // thread (which I believe is the primoridal thread and NOT the VM
489c9b5090e2 Initial load
duke
parents:
diff changeset
   660
    // thread).  This means Java bytecodes being executed at startup can
489c9b5090e2 Initial load
duke
parents:
diff changeset
   661
    // queue compile jobs which will run at whatever default priority the
489c9b5090e2 Initial load
duke
parents:
diff changeset
   662
    // newly created CompilerThread runs at.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   663
489c9b5090e2 Initial load
duke
parents:
diff changeset
   664
489c9b5090e2 Initial load
duke
parents:
diff changeset
   665
    // At this point it may be possible that no osthread was created for the
489c9b5090e2 Initial load
duke
parents:
diff changeset
   666
    // JavaThread due to lack of memory. We would have to throw an exception
489c9b5090e2 Initial load
duke
parents:
diff changeset
   667
    // in that case. However, since this must work and we do not allow
489c9b5090e2 Initial load
duke
parents:
diff changeset
   668
    // exceptions anyway, check and abort if this fails.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   669
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   670
    if (thread == NULL || thread->osthread() == NULL) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   671
      vm_exit_during_initialization("java.lang.OutOfMemoryError",
22758
c6b6abb73544 7182040: volano29 limited by os resource on Linux - need better diagnostic message
iklam
parents: 22520
diff changeset
   672
                                    os::native_thread_creation_failed_msg());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   673
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   674
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   675
    java_lang_Thread::set_thread(thread_oop(), thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   676
489c9b5090e2 Initial load
duke
parents:
diff changeset
   677
    // Note that this only sets the JavaThread _priority field, which by
489c9b5090e2 Initial load
duke
parents:
diff changeset
   678
    // definition is limited to Java priorities and not OS priorities.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   679
    // The os-priority is set in the CompilerThread startup code itself
11601
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   680
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   681
    java_lang_Thread::set_priority(thread_oop(), NearMaxPriority);
11601
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   682
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   683
    // Note that we cannot call os::set_priority because it expects Java
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   684
    // priorities and we are *explicitly* using OS priorities so that it's
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   685
    // possible to set the compiler thread priority higher than any Java
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   686
    // thread.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   687
11601
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   688
    int native_prio = CompilerThreadPriority;
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   689
    if (native_prio == -1) {
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   690
      if (UseCriticalCompilerThreadPriority) {
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   691
        native_prio = os::java_to_os_priority[CriticalPriority];
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   692
      } else {
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   693
        native_prio = os::java_to_os_priority[NearMaxPriority];
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   694
      }
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   695
    }
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   696
    os::set_native_priority(thread, native_prio);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   697
489c9b5090e2 Initial load
duke
parents:
diff changeset
   698
    java_lang_Thread::set_daemon(thread_oop());
489c9b5090e2 Initial load
duke
parents:
diff changeset
   699
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   700
    thread->set_threadObj(thread_oop());
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   701
    if (compiler_thread) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   702
      thread->as_CompilerThread()->set_compiler(comp);
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   703
    }
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   704
    Threads::add(thread);
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   705
    Thread::start(thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   706
  }
11601
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
   707
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   708
  // Let go of Threads_lock before yielding
25477
7dad9f95fd31 8047714: Fix for JDK-6546236 made Solaris os::yield() a no-op
fparain
parents: 25365
diff changeset
   709
  os::naked_yield(); // make sure that the compiler thread is started early (especially helpful on SOLARIS)
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   710
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   711
  return thread;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   712
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   713
489c9b5090e2 Initial load
duke
parents:
diff changeset
   714
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   715
void CompileBroker::init_compiler_sweeper_threads(int c1_compiler_count, int c2_compiler_count) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   716
  EXCEPTION_MARK;
22853
308672304981 8028767: PPC64: (part 121): smaller shared changes needed to build C2
goetz
parents: 22851
diff changeset
   717
#if !defined(ZERO) && !defined(SHARK)
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   718
  assert(c2_compiler_count > 0 || c1_compiler_count > 0, "No compilers?");
9103
535a93f494f6 7032458: Zero and Shark fixes
twisti
parents: 8872
diff changeset
   719
#endif // !ZERO && !SHARK
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   720
  // Initialize the compilation queue
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   721
  if (c2_compiler_count > 0) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   722
    _c2_compile_queue  = new CompileQueue("C2 compile queue");
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   723
    _compilers[1]->set_num_compiler_threads(c2_compiler_count);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   724
  }
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   725
  if (c1_compiler_count > 0) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   726
    _c1_compile_queue  = new CompileQueue("C1 compile queue");
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   727
    _compilers[0]->set_num_compiler_threads(c1_compiler_count);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   728
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   729
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   730
  int compiler_count = c1_compiler_count + c2_compiler_count;
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   731
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   732
  char name_buffer[256];
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   733
  const bool compiler_thread = true;
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   734
  for (int i = 0; i < c2_compiler_count; i++) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   735
    // Create a name for our thread.
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   736
    sprintf(name_buffer, "C2 CompilerThread%d", i);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   737
    CompilerCounters* counters = new CompilerCounters("compilerThread", i, CHECK);
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   738
    // Shark and C2
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   739
    make_thread(name_buffer, _c2_compile_queue, counters, _compilers[1], compiler_thread, CHECK);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   740
  }
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   741
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   742
  for (int i = c2_compiler_count; i < compiler_count; i++) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   743
    // Create a name for our thread.
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   744
    sprintf(name_buffer, "C1 CompilerThread%d", i);
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   745
    CompilerCounters* counters = new CompilerCounters("compilerThread", i, CHECK);
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   746
    // C1
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   747
    make_thread(name_buffer, _c1_compile_queue, counters, _compilers[0], compiler_thread, CHECK);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   748
  }
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   749
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   750
  if (UsePerfData) {
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   751
    PerfDataManager::create_constant(SUN_CI, "threads", PerfData::U_Bytes, compiler_count, CHECK);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   752
  }
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   753
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   754
  if (MethodFlushing) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   755
    // Initialize the sweeper thread
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   756
    make_thread("Sweeper thread", NULL, NULL, NULL, false, CHECK);
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   757
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   758
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   759
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   760
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   761
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   762
 * Set the methods on the stack as on_stack so that redefine classes doesn't
24350
8d8c1012dacd 8042570: Excessive number of tests timing out on nightly testing due to fix for 8040798
anoll
parents: 24346
diff changeset
   763
 * reclaim them. This method is executed at a safepoint.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   764
 */
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   765
void CompileBroker::mark_on_stack() {
24350
8d8c1012dacd 8042570: Excessive number of tests timing out on nightly testing due to fix for 8040798
anoll
parents: 24346
diff changeset
   766
  assert(SafepointSynchronize::is_at_safepoint(), "sanity check");
8d8c1012dacd 8042570: Excessive number of tests timing out on nightly testing due to fix for 8040798
anoll
parents: 24346
diff changeset
   767
  // Since we are at a safepoint, we do not need a lock to access
8d8c1012dacd 8042570: Excessive number of tests timing out on nightly testing due to fix for 8040798
anoll
parents: 24346
diff changeset
   768
  // the compile queues.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   769
  if (_c2_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   770
    _c2_compile_queue->mark_on_stack();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   771
  }
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   772
  if (_c1_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   773
    _c1_compile_queue->mark_on_stack();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   774
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   775
}
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   776
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   777
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
   778
// CompileBroker::compile_method
489c9b5090e2 Initial load
duke
parents:
diff changeset
   779
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
   780
// Request compilation of a method.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   781
void CompileBroker::compile_method_base(methodHandle method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   782
                                        int osr_bci,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   783
                                        int comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   784
                                        methodHandle hot_method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   785
                                        int hot_count,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   786
                                        const char* comment,
11572
84afef481892 7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents: 11198
diff changeset
   787
                                        Thread* thread) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   788
  // do nothing if compiler thread(s) is not available
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   789
  if (!_initialized) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   790
    return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   791
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   792
489c9b5090e2 Initial load
duke
parents:
diff changeset
   793
  guarantee(!method->is_abstract(), "cannot compile abstract methods");
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   794
  assert(method->method_holder()->oop_is_instance(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   795
         "sanity check");
14391
df0a1573d5bd 8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents: 13964
diff changeset
   796
  assert(!method->method_holder()->is_not_initialized(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   797
         "method holder must be initialized");
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 13195
diff changeset
   798
  assert(!method->is_method_handle_intrinsic(), "do not enqueue these guys");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   799
489c9b5090e2 Initial load
duke
parents:
diff changeset
   800
  if (CIPrintRequests) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   801
    tty->print("request: ");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   802
    method->print_short_name(tty);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   803
    if (osr_bci != InvocationEntryBci) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   804
      tty->print(" osr_bci: %d", osr_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   805
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   806
    tty->print(" comment: %s count: %d", comment, hot_count);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   807
    if (!hot_method.is_null()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   808
      tty->print(" hot: ");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   809
      if (hot_method() != method()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   810
          hot_method->print_short_name(tty);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   811
      } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   812
        tty->print("yes");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   813
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   814
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   815
    tty->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   816
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   817
489c9b5090e2 Initial load
duke
parents:
diff changeset
   818
  // A request has been made for compilation.  Before we do any
489c9b5090e2 Initial load
duke
parents:
diff changeset
   819
  // real work, check to see if the method has been compiled
489c9b5090e2 Initial load
duke
parents:
diff changeset
   820
  // in the meantime with a definitive result.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   821
  if (compilation_is_complete(method, osr_bci, comp_level)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   822
    return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   823
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   824
8870
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   825
#ifndef PRODUCT
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   826
  if (osr_bci != -1 && !FLAG_IS_DEFAULT(OSROnlyBCI)) {
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   827
    if ((OSROnlyBCI > 0) ? (OSROnlyBCI != osr_bci) : (-OSROnlyBCI == osr_bci)) {
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   828
      // Positive OSROnlyBCI means only compile that bci.  Negative means don't compile that BCI.
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   829
      return;
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   830
    }
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   831
  }
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
   832
#endif
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   833
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   834
  // If this method is already in the compile queue, then
489c9b5090e2 Initial load
duke
parents:
diff changeset
   835
  // we do not block the current thread.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   836
  if (compilation_is_in_queue(method)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   837
    // We may want to decay our counter a bit here to prevent
489c9b5090e2 Initial load
duke
parents:
diff changeset
   838
    // multiple denied requests for compilation.  This is an
489c9b5090e2 Initial load
duke
parents:
diff changeset
   839
    // open compilation policy issue. Note: The other possibility,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   840
    // in the case that this is a blocking compile request, is to have
489c9b5090e2 Initial load
duke
parents:
diff changeset
   841
    // all subsequent blocking requesters wait for completion of
489c9b5090e2 Initial load
duke
parents:
diff changeset
   842
    // ongoing compiles. Note that in this case we'll need a protocol
489c9b5090e2 Initial load
duke
parents:
diff changeset
   843
    // for freeing the associated compile tasks. [Or we could have
489c9b5090e2 Initial load
duke
parents:
diff changeset
   844
    // a single static monitor on which all these waiters sleep.]
489c9b5090e2 Initial load
duke
parents:
diff changeset
   845
    return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   846
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   847
9343
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   848
  // If the requesting thread is holding the pending list lock
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   849
  // then we just return. We can't risk blocking while holding
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   850
  // the pending list lock or a 3-way deadlock may occur
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   851
  // between the reference handler thread, a GC (instigated
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   852
  // by a compiler thread), and compiled method registration.
13738
d67be49a5beb 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents: 13728
diff changeset
   853
  if (InstanceRefKlass::owns_pending_list_lock(JavaThread::current())) {
9343
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   854
    return;
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   855
  }
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
   856
26799
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
   857
  if (TieredCompilation) {
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
   858
    // Tiered policy requires MethodCounters to exist before adding a method to
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
   859
    // the queue. Create if we don't have them yet.
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
   860
    method->get_method_counters(thread);
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
   861
  }
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
   862
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   863
  // Outputs from the following MutexLocker block:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   864
  CompileTask* task     = NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   865
  bool         blocking = false;
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   866
  CompileQueue* queue  = compile_queue(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   867
489c9b5090e2 Initial load
duke
parents:
diff changeset
   868
  // Acquire our lock.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   869
  {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   870
    MutexLocker locker(MethodCompileQueue_lock, thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   871
489c9b5090e2 Initial load
duke
parents:
diff changeset
   872
    // Make sure the method has not slipped into the queues since
489c9b5090e2 Initial load
duke
parents:
diff changeset
   873
    // last we checked; note that those checks were "fast bail-outs".
489c9b5090e2 Initial load
duke
parents:
diff changeset
   874
    // Here we need to be more careful, see 14012000 below.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   875
    if (compilation_is_in_queue(method)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   876
      return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   877
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   878
489c9b5090e2 Initial load
duke
parents:
diff changeset
   879
    // We need to check again to see if the compilation has
489c9b5090e2 Initial load
duke
parents:
diff changeset
   880
    // completed.  A previous compilation may have registered
489c9b5090e2 Initial load
duke
parents:
diff changeset
   881
    // some result.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   882
    if (compilation_is_complete(method, osr_bci, comp_level)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   883
      return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   884
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   885
489c9b5090e2 Initial load
duke
parents:
diff changeset
   886
    // We now know that this compilation is not pending, complete,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   887
    // or prohibited.  Assign a compile_id to this compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
   888
    // and check to see if it is in our [Start..Stop) range.
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
   889
    int compile_id = assign_compile_id(method, osr_bci);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   890
    if (compile_id == 0) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   891
      // The compilation falls outside the allowed range.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   892
      return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   893
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   894
489c9b5090e2 Initial load
duke
parents:
diff changeset
   895
    // Should this thread wait for completion of the compile?
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   896
    blocking = is_compile_blocking();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   897
489c9b5090e2 Initial load
duke
parents:
diff changeset
   898
    // We will enter the compilation in the queue.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   899
    // 14012000: Note that this sets the queued_for_compile bits in
489c9b5090e2 Initial load
duke
parents:
diff changeset
   900
    // the target method. We can now reason that a method cannot be
489c9b5090e2 Initial load
duke
parents:
diff changeset
   901
    // queued for compilation more than once, as follows:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   902
    // Before a thread queues a task for compilation, it first acquires
489c9b5090e2 Initial load
duke
parents:
diff changeset
   903
    // the compile queue lock, then checks if the method's queued bits
489c9b5090e2 Initial load
duke
parents:
diff changeset
   904
    // are set or it has already been compiled. Thus there can not be two
489c9b5090e2 Initial load
duke
parents:
diff changeset
   905
    // instances of a compilation task for the same method on the
489c9b5090e2 Initial load
duke
parents:
diff changeset
   906
    // compilation queue. Consider now the case where the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
   907
    // thread has already removed a task for that method from the queue
489c9b5090e2 Initial load
duke
parents:
diff changeset
   908
    // and is in the midst of compiling it. In this case, the
489c9b5090e2 Initial load
duke
parents:
diff changeset
   909
    // queued_for_compile bits must be set in the method (and these
489c9b5090e2 Initial load
duke
parents:
diff changeset
   910
    // will be visible to the current thread, since the bits were set
489c9b5090e2 Initial load
duke
parents:
diff changeset
   911
    // under protection of the compile queue lock, which we hold now.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   912
    // When the compilation completes, the compiler thread first sets
489c9b5090e2 Initial load
duke
parents:
diff changeset
   913
    // the compilation result and then clears the queued_for_compile
489c9b5090e2 Initial load
duke
parents:
diff changeset
   914
    // bits. Neither of these actions are protected by a barrier (or done
489c9b5090e2 Initial load
duke
parents:
diff changeset
   915
    // under the protection of a lock), so the only guarantee we have
489c9b5090e2 Initial load
duke
parents:
diff changeset
   916
    // (on machines with TSO (Total Store Order)) is that these values
489c9b5090e2 Initial load
duke
parents:
diff changeset
   917
    // will update in that order. As a result, the only combinations of
489c9b5090e2 Initial load
duke
parents:
diff changeset
   918
    // these bits that the current thread will see are, in temporal order:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   919
    // <RESULT, QUEUE> :
489c9b5090e2 Initial load
duke
parents:
diff changeset
   920
    //     <0, 1> : in compile queue, but not yet compiled
489c9b5090e2 Initial load
duke
parents:
diff changeset
   921
    //     <1, 1> : compiled but queue bit not cleared
489c9b5090e2 Initial load
duke
parents:
diff changeset
   922
    //     <1, 0> : compiled and queue bit cleared
489c9b5090e2 Initial load
duke
parents:
diff changeset
   923
    // Because we first check the queue bits then check the result bits,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   924
    // we are assured that we cannot introduce a duplicate task.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   925
    // Note that if we did the tests in the reverse order (i.e. check
489c9b5090e2 Initial load
duke
parents:
diff changeset
   926
    // result then check queued bit), we could get the result bit before
489c9b5090e2 Initial load
duke
parents:
diff changeset
   927
    // the compilation completed, and the queue bit after the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
   928
    // completed, and end up introducing a "duplicate" (redundant) task.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   929
    // In that case, the compiler thread should first check if a method
489c9b5090e2 Initial load
duke
parents:
diff changeset
   930
    // has already been compiled before trying to compile it.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   931
    // NOTE: in the event that there are multiple compiler threads and
489c9b5090e2 Initial load
duke
parents:
diff changeset
   932
    // there is de-optimization/recompilation, things will get hairy,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   933
    // and in that case it's best to protect both the testing (here) of
489c9b5090e2 Initial load
duke
parents:
diff changeset
   934
    // these bits, and their updating (here and elsewhere) under a
489c9b5090e2 Initial load
duke
parents:
diff changeset
   935
    // common lock.
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   936
    task = create_compile_task(queue,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   937
                               compile_id, method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   938
                               osr_bci, comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   939
                               hot_method, hot_count, comment,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   940
                               blocking);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   941
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   942
489c9b5090e2 Initial load
duke
parents:
diff changeset
   943
  if (blocking) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   944
    wait_for_completion(task);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   945
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   946
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   947
489c9b5090e2 Initial load
duke
parents:
diff changeset
   948
489c9b5090e2 Initial load
duke
parents:
diff changeset
   949
nmethod* CompileBroker::compile_method(methodHandle method, int osr_bci,
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   950
                                       int comp_level,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   951
                                       methodHandle hot_method, int hot_count,
11572
84afef481892 7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents: 11198
diff changeset
   952
                                       const char* comment, Thread* THREAD) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   953
  // make sure arguments make sense
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   954
  assert(method->method_holder()->oop_is_instance(), "not an instance method");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   955
  assert(osr_bci == InvocationEntryBci || (0 <= osr_bci && osr_bci < method->code_size()), "bci out of range");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   956
  assert(!method->is_abstract() && (osr_bci == InvocationEntryBci || !method->is_native()), "cannot compile abstract/native methods");
14391
df0a1573d5bd 8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents: 13964
diff changeset
   957
  assert(!method->method_holder()->is_not_initialized(), "method holder must be initialized");
16689
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16611
diff changeset
   958
  // allow any levels for WhiteBox
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16611
diff changeset
   959
  assert(WhiteBoxAPI || TieredCompilation || comp_level == CompLevel_highest_tier, "only CompLevel_highest_tier must be used in non-tiered");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   960
  // return quickly if possible
489c9b5090e2 Initial load
duke
parents:
diff changeset
   961
489c9b5090e2 Initial load
duke
parents:
diff changeset
   962
  // lock, make sure that the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
   963
  // isn't prohibited in a straightforward way.
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
   964
  AbstractCompiler *comp = CompileBroker::compiler(comp_level);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
   965
  if (comp == NULL || !comp->can_compile_method(method) ||
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
   966
      compilation_is_prohibited(method, osr_bci, comp_level)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   967
    return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   968
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   969
489c9b5090e2 Initial load
duke
parents:
diff changeset
   970
  if (osr_bci == InvocationEntryBci) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   971
    // standard compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
   972
    nmethod* method_code = method->code();
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   973
    if (method_code != NULL) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   974
      if (compilation_is_complete(method, osr_bci, comp_level)) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   975
        return method_code;
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   976
      }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   977
    }
20290
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
   978
    if (method->is_not_compilable(comp_level)) {
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
   979
      return NULL;
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
   980
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   981
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   982
    // osr compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
   983
#ifndef TIERED
489c9b5090e2 Initial load
duke
parents:
diff changeset
   984
    // seems like an assert of dubious value
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   985
    assert(comp_level == CompLevel_highest_tier,
32582
56619bb8bcaa 8135067: Preparatory refactorings for compiler control
neliasso
parents: 32391
diff changeset
   986
           "all OSR compiles are assumed to be at a single compilation level");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   987
#endif // TIERED
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   988
    // We accept a higher level osr method
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   989
    nmethod* nm = method->lookup_osr_nmethod_for(osr_bci, comp_level, false);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   990
    if (nm != NULL) return nm;
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
   991
    if (method->is_not_osr_compilable(comp_level)) return NULL;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   992
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   993
489c9b5090e2 Initial load
duke
parents:
diff changeset
   994
  assert(!HAS_PENDING_EXCEPTION, "No exception should be present");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   995
  // some prerequisites that are compiler specific
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
   996
  if (comp->is_c2() || comp->is_shark()) {
11572
84afef481892 7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents: 11198
diff changeset
   997
    method->constants()->resolve_string_constants(CHECK_AND_CLEAR_NULL);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   998
    // Resolve all classes seen in the signature of the method
489c9b5090e2 Initial load
duke
parents:
diff changeset
   999
    // we are compiling.
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1000
    Method::load_signature_classes(method, CHECK_AND_CLEAR_NULL);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1001
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1002
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1003
  // If the method is native, do the lookup in the thread requesting
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1004
  // the compilation. Native lookups can load code, which is not
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1005
  // permitted during compilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1006
  //
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1007
  // Note: A native method implies non-osr compilation which is
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1008
  //       checked with an assertion at the entry of this method.
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 13195
diff changeset
  1009
  if (method->is_native() && !method->is_method_handle_intrinsic()) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1010
    bool in_base_library;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1011
    address adr = NativeLookup::lookup(method, in_base_library, THREAD);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1012
    if (HAS_PENDING_EXCEPTION) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1013
      // In case of an exception looking up the method, we just forget
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1014
      // about it. The interpreter will kick-in and throw the exception.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1015
      method->set_not_compilable(); // implies is_not_osr_compilable()
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1016
      CLEAR_PENDING_EXCEPTION;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1017
      return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1018
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1019
    assert(method->has_native_function(), "must have native code by now");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1020
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1021
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1022
  // RedefineClasses() has replaced this method; just return
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1023
  if (method->is_old()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1024
    return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1025
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1026
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1027
  // JVMTI -- post_compile_event requires jmethod_id() that may require
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1028
  // a lock the compiling thread can not acquire. Prefetch it here.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1029
  if (JvmtiExport::should_post_compiled_method_load()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1030
    method->jmethod_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1031
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1032
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1033
  // do the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1034
  if (method->is_native()) {
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 13195
diff changeset
  1035
    if (!PreferInterpreterNativeStubs || method->is_method_handle_intrinsic()) {
32391
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1036
      // The following native methods:
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1037
      //
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1038
      // java.lang.Float.intBitsToFloat
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1039
      // java.lang.Float.floatToRawIntBits
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1040
      // java.lang.Double.longBitsToDouble
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1041
      // java.lang.Double.doubleToRawLongBits
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1042
      //
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1043
      // are called through the interpreter even if interpreter native stubs
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1044
      // are not preferred (i.e., calling through adapter handlers is preferred).
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1045
      // The reason is that on x86_32 signaling NaNs (sNaNs) are not preserved
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1046
      // if the version of the methods from the native libraries is called.
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1047
      // As the interpreter and the C2-intrinsified version of the methods preserves
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1048
      // sNaNs, that would result in an inconsistent way of handling of sNaNs.
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1049
      if ((UseSSE >= 1 &&
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1050
          (method->intrinsic_id() == vmIntrinsics::_intBitsToFloat ||
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1051
           method->intrinsic_id() == vmIntrinsics::_floatToRawIntBits)) ||
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1052
          (UseSSE >= 2 &&
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1053
           (method->intrinsic_id() == vmIntrinsics::_longBitsToDouble ||
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1054
            method->intrinsic_id() == vmIntrinsics::_doubleToRawLongBits))) {
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1055
        return NULL;
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1056
      }
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1057
21098
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1058
      // To properly handle the appendix argument for out-of-line calls we are using a small trampoline that
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1059
      // pops off the appendix argument and jumps to the target (see gen_special_dispatch in SharedRuntime).
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1060
      //
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1061
      // Since normal compiled-to-compiled calls are not able to handle such a thing we MUST generate an adapter
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1062
      // in this case.  If we can't generate one and use it we can not execute the out-of-line method handle calls.
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1063
      AdapterHandlerLibrary::create_native_wrapper(method);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1064
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1065
      return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1066
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1067
  } else {
21098
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1068
    // If the compiler is shut off due to code cache getting full
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1069
    // fail out now so blocking compiles dont hang the java thread
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1070
    if (!should_compile_new_jobs()) {
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1071
      CompilationPolicy::policy()->delay_compilation(method());
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1072
      return NULL;
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1073
    }
11572
84afef481892 7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents: 11198
diff changeset
  1074
    compile_method_base(method, osr_bci, comp_level, hot_method, hot_count, comment, THREAD);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1075
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1076
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1077
  // return requested nmethod
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1078
  // We accept a higher level osr method
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1079
  return osr_bci  == InvocationEntryBci ? method->code() : method->lookup_osr_nmethod_for(osr_bci, comp_level, false);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1080
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1081
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1082
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1083
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1084
// CompileBroker::compilation_is_complete
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1085
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1086
// See if compilation of this method is already complete.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1087
bool CompileBroker::compilation_is_complete(methodHandle method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1088
                                            int          osr_bci,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1089
                                            int          comp_level) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1090
  bool is_osr = (osr_bci != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1091
  if (is_osr) {
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1092
    if (method->is_not_osr_compilable(comp_level)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1093
      return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1094
    } else {
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1095
      nmethod* result = method->lookup_osr_nmethod_for(osr_bci, comp_level, true);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1096
      return (result != NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1097
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1098
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1099
    if (method->is_not_compilable(comp_level)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1100
      return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1101
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1102
      nmethod* result = method->code();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1103
      if (result == NULL) return false;
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1104
      return comp_level == result->comp_level();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1105
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1106
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1107
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1108
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1109
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1110
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1111
 * See if this compilation is already requested.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1112
 *
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1113
 * Implementation note: there is only a single "is in queue" bit
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1114
 * for each method.  This means that the check below is overly
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1115
 * conservative in the sense that an osr compilation in the queue
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1116
 * will block a normal compilation from entering the queue (and vice
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1117
 * versa).  This can be remedied by a full queue search to disambiguate
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1118
 * cases.  If it is deemed profitable, this may be done.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1119
 */
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1120
bool CompileBroker::compilation_is_in_queue(methodHandle method) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1121
  return method->queued_for_compilation();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1122
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1123
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1124
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1125
// CompileBroker::compilation_is_prohibited
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1126
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1127
// See if this compilation is not allowed.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1128
bool CompileBroker::compilation_is_prohibited(methodHandle method, int osr_bci, int comp_level) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1129
  bool is_native = method->is_native();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1130
  // Some compilers may not support the compilation of natives.
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1131
  AbstractCompiler *comp = compiler(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1132
  if (is_native &&
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1133
      (!CICompileNatives || comp == NULL || !comp->supports_native())) {
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1134
    method->set_not_compilable_quietly(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1135
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1136
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1137
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1138
  bool is_osr = (osr_bci != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1139
  // Some compilers may not support on stack replacement.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1140
  if (is_osr &&
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1141
      (!CICompileOSR || comp == NULL || !comp->supports_osr())) {
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1142
    method->set_not_osr_compilable(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1143
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1144
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1145
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1146
  // The method may be explicitly excluded by the user.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1147
  bool quietly;
28650
772aaab2582f 8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents: 28501
diff changeset
  1148
  double scale;
772aaab2582f 8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents: 28501
diff changeset
  1149
  if (CompilerOracle::should_exclude(method, quietly)
772aaab2582f 8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents: 28501
diff changeset
  1150
      || (CompilerOracle::has_option_value(method, "CompileThresholdScaling", scale) && scale == 0)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1151
    if (!quietly) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1152
      // This does not happen quietly...
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1153
      ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1154
      tty->print("### Excluding %s:%s",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1155
                 method->is_native() ? "generation of native wrapper" : "compile",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1156
                 (method->is_static() ? " static" : ""));
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1157
      method->print_short_name(tty);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1158
      tty->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1159
    }
33069
d8eed614f298 8135068: Extract method matchers from CompilerOracle
neliasso
parents: 32582
diff changeset
  1160
    method->set_not_compilable(CompLevel_all, !quietly, "excluded by CompileCommand");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1161
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1162
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1163
  return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1164
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1165
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1166
/**
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1167
 * Generate serialized IDs for compilation requests. If certain debugging flags are used
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1168
 * and the ID is not within the specified range, the method is not compiled and 0 is returned.
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1169
 * The function also allows to generate separate compilation IDs for OSR compilations.
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1170
 */
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1171
int CompileBroker::assign_compile_id(methodHandle method, int osr_bci) {
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1172
#ifdef ASSERT
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1173
  bool is_osr = (osr_bci != standard_entry_bci);
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1174
  int id;
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1175
  if (method->is_native()) {
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1176
    assert(!is_osr, "can't be osr");
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1177
    // Adapters, native wrappers and method handle intrinsics
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1178
    // should be generated always.
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1179
    return Atomic::add(1, &_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1180
  } else if (CICountOSR && is_osr) {
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1181
    id = Atomic::add(1, &_osr_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1182
    if (CIStartOSR <= id && id < CIStopOSR) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1183
      return id;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1184
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1185
  } else {
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1186
    id = Atomic::add(1, &_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1187
    if (CIStart <= id && id < CIStop) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1188
      return id;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1189
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1190
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1191
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1192
  // Method was not in the appropriate compilation range.
4756
da88c27a9241 6923043: failed nightly tests which use -XX:+PrintCompilation -Xcomp -XX:CompileOnly
kvn
parents: 4750
diff changeset
  1193
  method->set_not_compilable_quietly();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1194
  return 0;
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1195
#else
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1196
  // CICountOSR is a develop flag and set to 'false' by default. In a product built,
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1197
  // only _compilation_id is incremented.
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1198
  return Atomic::add(1, &_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1199
#endif
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1200
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1201
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1202
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1203
 * Should the current thread block until this compilation request
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1204
 * has been fulfilled?
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1205
 */
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1206
bool CompileBroker::is_compile_blocking() {
13738
d67be49a5beb 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents: 13728
diff changeset
  1207
  assert(!InstanceRefKlass::owns_pending_list_lock(JavaThread::current()), "possible deadlock");
9343
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
  1208
  return !BackgroundCompilation;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1209
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1210
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1211
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1212
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1213
// CompileBroker::preload_classes
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1214
void CompileBroker::preload_classes(methodHandle method, TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1215
  // Move this code over from c1_Compiler.cpp
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1216
  ShouldNotReachHere();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1217
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1218
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1219
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1220
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1221
// CompileBroker::create_compile_task
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1222
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1223
// Create a CompileTask object representing the current request for
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1224
// compilation.  Add this task to the queue.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1225
CompileTask* CompileBroker::create_compile_task(CompileQueue* queue,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1226
                                              int           compile_id,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1227
                                              methodHandle  method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1228
                                              int           osr_bci,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1229
                                              int           comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1230
                                              methodHandle  hot_method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1231
                                              int           hot_count,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1232
                                              const char*   comment,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1233
                                              bool          blocking) {
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1234
  CompileTask* new_task = CompileTask::allocate();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1235
  new_task->initialize(compile_id, method, osr_bci, comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1236
                       hot_method, hot_count, comment,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1237
                       blocking);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1238
  queue->add(new_task);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1239
  return new_task;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1240
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1241
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1242
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1243
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1244
 *  Wait for the compilation task to complete.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1245
 */
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1246
void CompileBroker::wait_for_completion(CompileTask* task) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1247
  if (CIPrintCompileQueue) {
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1248
    ttyLocker ttyl;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1249
    tty->print_cr("BLOCKING FOR COMPILE");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1250
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1251
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1252
  assert(task->is_blocking(), "can only wait on blocking task");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1253
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1254
  JavaThread* thread = JavaThread::current();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1255
  thread->set_blocked_on_compilation(true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1256
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1257
  methodHandle method(thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1258
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1259
    MutexLocker waiter(task->lock(), thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1260
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1261
    while (!task->is_complete() && !is_compilation_disabled_forever()) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1262
      task->lock()->wait();
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1263
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1264
  }
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1265
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1266
  thread->set_blocked_on_compilation(false);
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1267
  if (is_compilation_disabled_forever()) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1268
    CompileTask::free(task);
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1269
    return;
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1270
  }
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1271
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1272
  // It is harmless to check this status without the lock, because
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1273
  // completion is a stable property (until the task object is recycled).
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1274
  assert(task->is_complete(), "Compilation should have completed");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1275
  assert(task->code_handle() == NULL, "must be reset");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1276
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1277
  // By convention, the waiter is responsible for recycling a
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1278
  // blocking CompileTask. Since there is only one waiter ever
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1279
  // waiting on a CompileTask, we know that no one else will
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1280
  // be using this CompileTask; we can free it.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1281
  CompileTask::free(task);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1282
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1283
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1284
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1285
 * Initialize compiler thread(s) + compiler object(s). The postcondition
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1286
 * of this function is that the compiler runtimes are initialized and that
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1287
 * compiler threads can start compiling.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1288
 */
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1289
bool CompileBroker::init_compiler_runtime() {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1290
  CompilerThread* thread = CompilerThread::current();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1291
  AbstractCompiler* comp = thread->compiler();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1292
  // Final sanity check - the compiler object must exist
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1293
  guarantee(comp != NULL, "Compiler object must exist");
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1294
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1295
  int system_dictionary_modification_counter;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1296
  {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1297
    MutexLocker locker(Compile_lock, thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1298
    system_dictionary_modification_counter = SystemDictionary::number_of_modifications();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1299
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1300
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1301
  {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1302
    // Must switch to native to allocate ci_env
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1303
    ThreadToNativeFromVM ttn(thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1304
    ciEnv ci_env(NULL, system_dictionary_modification_counter);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1305
    // Cache Jvmti state
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1306
    ci_env.cache_jvmti_state();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1307
    // Cache DTrace flags
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1308
    ci_env.cache_dtrace_flags();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1309
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1310
    // Switch back to VM state to do compiler initialization
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1311
    ThreadInVMfromNative tv(thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1312
    ResetNoHandleMark rnhm;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1313
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1314
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1315
    if (!comp->is_shark()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1316
      // Perform per-thread and global initializations
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1317
      comp->initialize();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1318
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1319
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1320
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1321
  if (comp->is_failed()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1322
    disable_compilation_forever();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1323
    // If compiler initialization failed, no compiler thread that is specific to a
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1324
    // particular compiler runtime will ever start to compile methods.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1325
    shutdown_compiler_runtime(comp, thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1326
    return false;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1327
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1328
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1329
  // C1 specific check
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1330
  if (comp->is_c1() && (thread->get_buffer_blob() == NULL)) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1331
    warning("Initialization of %s thread failed (no space to run compilers)", thread->name());
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1332
    return false;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1333
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1334
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1335
  return true;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1336
}
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1337
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1338
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1339
 * If C1 and/or C2 initialization failed, we shut down all compilation.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1340
 * We do this to keep things simple. This can be changed if it ever turns
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1341
 * out to be a problem.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1342
 */
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1343
void CompileBroker::shutdown_compiler_runtime(AbstractCompiler* comp, CompilerThread* thread) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1344
  // Free buffer blob, if allocated
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1345
  if (thread->get_buffer_blob() != NULL) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1346
    MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1347
    CodeCache::free(thread->get_buffer_blob());
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1348
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1349
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1350
  if (comp->should_perform_shutdown()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1351
    // There are two reasons for shutting down the compiler
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1352
    // 1) compiler runtime initialization failed
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1353
    // 2) The code cache is full and the following flag is set: -XX:-UseCodeCacheFlushing
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1354
    warning("%s initialization failed. Shutting down all compilers", comp->name());
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1355
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1356
    // Only one thread per compiler runtime object enters here
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1357
    // Set state to shut down
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1358
    comp->set_shut_down();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1359
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1360
    // Delete all queued compilation tasks to make compiler threads exit faster.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1361
    if (_c1_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1362
      _c1_compile_queue->free_all();
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1363
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1364
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1365
    if (_c2_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1366
      _c2_compile_queue->free_all();
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1367
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1368
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1369
    // Set flags so that we continue execution with using interpreter only.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1370
    UseCompiler    = false;
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1371
    UseInterpreter = true;
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1372
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1373
    // We could delete compiler runtimes also. However, there are references to
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1374
    // the compiler runtime(s) (e.g.,  nmethod::is_compiled_by_c1()) which then
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1375
    // fail. This can be done later if necessary.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1376
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1377
}
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1378
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1379
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1380
// CompileBroker::compiler_thread_loop
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1381
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1382
// The main loop run by a CompilerThread.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1383
void CompileBroker::compiler_thread_loop() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1384
  CompilerThread* thread = CompilerThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1385
  CompileQueue* queue = thread->queue();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1386
  // For the thread that initializes the ciObjectFactory
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1387
  // this resource mark holds all the shared objects
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1388
  ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1389
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1390
  // First thread to get here will initialize the compiler interface
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1391
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1392
  if (!ciObjectFactory::is_initialized()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1393
    ASSERT_IN_VM;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1394
    MutexLocker only_one (CompileThread_lock, thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1395
    if (!ciObjectFactory::is_initialized()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1396
      ciObjectFactory::initialize();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1397
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1398
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1399
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1400
  // Open a log.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1401
  if (LogCompilation) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1402
    init_compiler_thread_log();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1403
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1404
  CompileLog* log = thread->log();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1405
  if (log != NULL) {
13964
01a2b863cc61 7177003: C1: LogCompilation support
vlivanov
parents: 13891
diff changeset
  1406
    log->begin_elem("start_compile_thread name='%s' thread='" UINTX_FORMAT "' process='%d'",
01a2b863cc61 7177003: C1: LogCompilation support
vlivanov
parents: 13891
diff changeset
  1407
                    thread->name(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1408
                    os::current_thread_id(),
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1409
                    os::current_process_id());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1410
    log->stamp();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1411
    log->end_elem();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1412
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1413
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1414
  // If compiler thread/runtime initialization fails, exit the compiler thread
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1415
  if (!init_compiler_runtime()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1416
    return;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1417
  }
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1418
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1419
  // Poll for new compilation tasks as long as the JVM runs. Compilation
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1420
  // should only be disabled if something went wrong while initializing the
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1421
  // compiler runtimes. This, in turn, should not happen. The only known case
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1422
  // when compiler runtime initialization fails is if there is not enough free
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1423
  // space in the code cache to generate the necessary stubs, etc.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1424
  while (!is_compilation_disabled_forever()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1425
    // We need this HandleMark to avoid leaking VM handles.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1426
    HandleMark hm(thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1427
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1428
    CompileTask* task = queue->get();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1429
    if (task == NULL) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1430
      continue;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1431
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1432
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1433
    // Give compiler threads an extra quanta.  They tend to be bursty and
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1434
    // this helps the compiler to finish up the job.
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1435
    if (CompilerThreadHintNoPreempt) {
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1436
      os::hint_no_preempt();
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1437
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1438
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1439
    // trace per thread time and compile statistics
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1440
    CompilerCounters* counters = ((CompilerThread*)thread)->counters();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1441
    PerfTraceTimedEvent(counters->time_counter(), counters->compile_counter());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1442
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1443
    // Assign the task to the current thread.  Mark this compilation
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1444
    // thread as active for the profiler.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1445
    CompileTaskWrapper ctw(task);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1446
    nmethodLocker result_handle;  // (handle for the nmethod produced by this task)
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1447
    task->set_code_handle(&result_handle);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1448
    methodHandle method(thread, task->method());
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1449
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1450
    // Never compile a method if breakpoints are present in it
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1451
    if (method()->number_of_breakpoints() == 0) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1452
      // Compile the method.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1453
      if ((UseCompiler || AlwaysCompileLoopMethods) && CompileBroker::should_compile_new_jobs()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1454
        invoke_compiler_on_method(task);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1455
      } else {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1456
        // After compilation is disabled, remove remaining methods from queue
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1457
        method->clear_queued_for_compilation();
25642
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
  1458
        task->set_failure_reason("compilation is disabled");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1459
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1460
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1461
  }
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1462
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1463
  // Shut down compiler runtime
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1464
  shutdown_compiler_runtime(thread->compiler(), thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1465
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1466
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1467
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1468
// CompileBroker::init_compiler_thread_log
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1469
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1470
// Set up state required by +LogCompilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1471
void CompileBroker::init_compiler_thread_log() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1472
    CompilerThread* thread = CompilerThread::current();
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1473
    char  file_name[4*K];
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1474
    FILE* fp = NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1475
    intx thread_id = os::current_thread_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1476
    for (int try_temp_dir = 1; try_temp_dir >= 0; try_temp_dir--) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1477
      const char* dir = (try_temp_dir ? os::get_temp_directory() : NULL);
5237
aab592fd4f44 6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents: 5051
diff changeset
  1478
      if (dir == NULL) {
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1479
        jio_snprintf(file_name, sizeof(file_name), "hs_c" UINTX_FORMAT "_pid%u.log",
5237
aab592fd4f44 6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents: 5051
diff changeset
  1480
                     thread_id, os::current_process_id());
aab592fd4f44 6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents: 5051
diff changeset
  1481
      } else {
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1482
        jio_snprintf(file_name, sizeof(file_name),
5237
aab592fd4f44 6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents: 5051
diff changeset
  1483
                     "%s%shs_c" UINTX_FORMAT "_pid%u.log", dir,
aab592fd4f44 6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents: 5051
diff changeset
  1484
                     os::file_separator(), thread_id, os::current_process_id());
aab592fd4f44 6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents: 5051
diff changeset
  1485
      }
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1486
27709
e6f02d6fee44 8007993: hotspot.log w/ enabled LogCompilation can be an invalid XML
thartmann
parents: 27706
diff changeset
  1487
      fp = fopen(file_name, "wt");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1488
      if (fp != NULL) {
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1489
        if (LogCompilation && Verbose) {
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1490
          tty->print_cr("Opening compilation log %s", file_name);
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1491
        }
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1492
        CompileLog* log = new(ResourceObj::C_HEAP, mtCompiler) CompileLog(file_name, fp, thread_id);
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1493
        thread->init_log(log);
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1494
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1495
        if (xtty != NULL) {
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1496
          ttyLocker ttyl;
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1497
          // Record any per thread log files
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  1498
          xtty->elem("thread_logfile thread='" INTX_FORMAT "' filename='%s'", thread_id, file_name);
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1499
        }
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1500
        return;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1501
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1502
    }
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1503
    warning("Cannot open log file: %s", file_name);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1504
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1505
27461
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1506
void CompileBroker::log_metaspace_failure() {
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1507
  const char* message = "some methods may not be compiled because metaspace "
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1508
                        "is out of memory";
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1509
  if (_compilation_log != NULL) {
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1510
    _compilation_log->log_metaspace_failure(message);
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1511
  }
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1512
  if (PrintCompilation) {
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1513
    tty->print_cr("COMPILE PROFILING SKIPPED: %s", message);
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1514
  }
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1515
}
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1516
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1517
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1518
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1519
// CompileBroker::set_should_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1520
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1521
// Set _should_block.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1522
// Call this from the VM, with Threads_lock held and a safepoint requested.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1523
void CompileBroker::set_should_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1524
  assert(Threads_lock->owner() == Thread::current(), "must have threads lock");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1525
  assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint already");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1526
#ifndef PRODUCT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1527
  if (PrintCompilation && (Verbose || WizardMode))
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1528
    tty->print_cr("notifying compiler thread pool to block");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1529
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1530
  _should_block = true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1531
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1532
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1533
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1534
// CompileBroker::maybe_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1535
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1536
// Call this from the compiler at convenient points, to poll for _should_block.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1537
void CompileBroker::maybe_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1538
  if (_should_block) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1539
#ifndef PRODUCT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1540
    if (PrintCompilation && (Verbose || WizardMode))
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  1541
      tty->print_cr("compiler thread " INTPTR_FORMAT " poll detects block request", p2i(Thread::current()));
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1542
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1543
    ThreadInVMfromNative tivfn(JavaThread::current());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1544
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1545
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1546
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1547
// wrapper for CodeCache::print_summary()
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1548
static void codecache_print(bool detailed)
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1549
{
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1550
  ResourceMark rm;
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1551
  stringStream s;
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1552
  // Dump code cache  into a buffer before locking the tty,
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1553
  {
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1554
    MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1555
    CodeCache::print_summary(&s, detailed);
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1556
  }
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1557
  ttyLocker ttyl;
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  1558
  tty->print("%s", s.as_string());
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1559
}
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1560
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1561
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1562
// CompileBroker::invoke_compiler_on_method
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1563
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1564
// Compile a method.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1565
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1566
void CompileBroker::invoke_compiler_on_method(CompileTask* task) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1567
  if (PrintCompilation) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1568
    ResourceMark rm;
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
  1569
    task->print_tty();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1570
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1571
  elapsedTimer time;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1572
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1573
  CompilerThread* thread = CompilerThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1574
  ResourceMark rm(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1575
11636
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1576
  if (LogEvents) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1577
    _compilation_log->log_compile(thread, task);
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1578
  }
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1579
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1580
  // Common flags.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1581
  uint compile_id = task->compile_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1582
  int osr_bci = task->osr_bci();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1583
  bool is_osr = (osr_bci != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1584
  bool should_log = (thread->log() != NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1585
  bool should_break = false;
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1586
  int task_level = task->comp_level();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1587
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1588
    // create the handle inside it's own block so it can't
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1589
    // accidentally be referenced once the thread transitions to
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1590
    // native.  The NoHandleMark before the transition should catch
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1591
    // any cases where this occurs in the future.
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1592
    methodHandle method(thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1593
    should_break = check_break_at(method, compile_id, is_osr);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1594
    if (should_log && !CompilerOracle::should_log(method)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1595
      should_log = false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1596
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1597
    assert(!method->is_native(), "no longer compile natives");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1598
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1599
    // Save information about this method in case of failure.
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1600
    set_last_compile(thread, method, is_osr, task_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1601
17133
ef4dd2f8fcb1 8013532: Remove unused parameter "compiler" from DTRACE_METHOD_COMPILE* macros
roland
parents: 17132
diff changeset
  1602
    DTRACE_METHOD_COMPILE_BEGIN_PROBE(method, compiler_name(task_level));
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1603
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1604
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1605
  // Allocate a new set of JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1606
  push_jni_handle_block();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1607
  Method* target_handle = task->method();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1608
  int compilable = ciEnv::MethodCompilable;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1609
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1610
    int system_dictionary_modification_counter;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1611
    {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1612
      MutexLocker locker(Compile_lock, thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1613
      system_dictionary_modification_counter = SystemDictionary::number_of_modifications();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1614
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1615
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1616
    NoHandleMark  nhm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1617
    ThreadToNativeFromVM ttn(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1618
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1619
    ciEnv ci_env(task, system_dictionary_modification_counter);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1620
    if (should_break) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1621
      ci_env.set_break_at_compile(true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1622
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1623
    if (should_log) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1624
      ci_env.set_log(thread->log());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1625
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1626
    assert(thread->env() == &ci_env, "set by ci_env");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1627
    // The thread-env() field is cleared in ~CompileTaskWrapper.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1628
2867
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1629
    // Cache Jvmti state
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1630
    ci_env.cache_jvmti_state();
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1631
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1632
    // Cache DTrace flags
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1633
    ci_env.cache_dtrace_flags();
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1634
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1635
    ciMethod* target = ci_env.get_method_from_handle(target_handle);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1636
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1637
    TraceTime t1("compilation", &time);
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1638
    EventCompilation event;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1639
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1640
    AbstractCompiler *comp = compiler(task_level);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1641
    if (comp == NULL) {
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1642
      ci_env.record_method_not_compilable("no compiler", !TieredCompilation);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1643
    } else {
27642
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  1644
      if (WhiteBoxAPI && WhiteBox::compilation_locked) {
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  1645
        MonitorLockerEx locker(Compilation_lock, Mutex::_no_safepoint_check_flag);
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  1646
        while (WhiteBox::compilation_locked) {
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  1647
          locker.wait(Mutex::_no_safepoint_check_flag);
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  1648
        }
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  1649
      }
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1650
      comp->compile_method(&ci_env, target, osr_bci);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1651
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1652
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1653
    if (!ci_env.failing() && task->code() == NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1654
      //assert(false, "compiler should always document failure");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1655
      // The compiler elected, without comment, not to register a result.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1656
      // Do not attempt further compilations of this method.
7389
93110864f81e 7000349: Tiered reacts incorrectly to C1 compilation failures
iveresov
parents: 6453
diff changeset
  1657
      ci_env.record_method_not_compilable("compile failed", !TieredCompilation);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1658
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1659
11636
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1660
    // Copy this bit to the enclosing block:
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1661
    compilable = ci_env.compilable();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1662
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1663
    if (ci_env.failing()) {
25642
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
  1664
      task->set_failure_reason(ci_env.failure_reason());
27706
3f10f4ac2bd6 8065339: Failed compilation does not always trigger a JFR event 'CompilerFailure'
thartmann
parents: 27696
diff changeset
  1665
      ci_env.report_failure(ci_env.failure_reason());
11636
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1666
      const char* retry_message = ci_env.retry_message();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1667
      if (_compilation_log != NULL) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1668
        _compilation_log->log_failure(thread, task, ci_env.failure_reason(), retry_message);
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1669
      }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1670
      if (PrintCompilation) {
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1671
        FormatBufferResource msg = retry_message != NULL ?
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1672
            err_msg_res("COMPILE SKIPPED: %s (%s)", ci_env.failure_reason(), retry_message) :
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1673
            err_msg_res("COMPILE SKIPPED: %s",      ci_env.failure_reason());
32582
56619bb8bcaa 8135067: Preparatory refactorings for compiler control
neliasso
parents: 32391
diff changeset
  1674
        task->print(tty, msg);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1675
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1676
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1677
      task->mark_success();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1678
      task->set_num_inlined_bytecodes(ci_env.num_inlined_bytecodes());
11636
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1679
      if (_compilation_log != NULL) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1680
        nmethod* code = task->code();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1681
        if (code != NULL) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1682
          _compilation_log->log_nmethod(thread, code);
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1683
        }
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1684
      }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1685
    }
17123
a8e62eed2e3e 8011675: adding compilation level to replay data
iignatyev
parents: 17016
diff changeset
  1686
    // simulate crash during compilation
a8e62eed2e3e 8011675: adding compilation level to replay data
iignatyev
parents: 17016
diff changeset
  1687
    assert(task->compile_id() != CICrashAt, "just as planned");
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1688
    if (event.should_commit()) {
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1689
      event.set_method(target->get_Method());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1690
      event.set_compileID(compile_id);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1691
      event.set_compileLevel(task->comp_level());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1692
      event.set_succeded(task->is_success());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1693
      event.set_isOsr(is_osr);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1694
      event.set_codeSize((task->code() == NULL) ? 0 : task->code()->total_size());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1695
      event.set_inlinedBytes(task->num_inlined_bytecodes());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1696
      event.commit();
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1697
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1698
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1699
  pop_jni_handle_block();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1700
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1701
  methodHandle method(thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1702
17133
ef4dd2f8fcb1 8013532: Remove unused parameter "compiler" from DTRACE_METHOD_COMPILE* macros
roland
parents: 17132
diff changeset
  1703
  DTRACE_METHOD_COMPILE_END_PROBE(method, compiler_name(task_level), task->is_success());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1704
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1705
  collect_statistics(thread, time, task);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1706
10988
a3b2bd43ef4f 7107042: assert(no_dead_loop) failed: dead loop detected
kvn
parents: 10971
diff changeset
  1707
  if (PrintCompilation && PrintCompilation2) {
10971
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  1708
    tty->print("%7d ", (int) tty->time_stamp().milliseconds());  // print timestamp
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  1709
    tty->print("%4d ", compile_id);    // print compilation number
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  1710
    tty->print("%s ", (is_osr ? "%" : " "));
17383
3665c0901a0d 6934604: enable parts of EliminateAutoBox by default
kvn
parents: 17133
diff changeset
  1711
    if (task->code() != NULL) {
3665c0901a0d 6934604: enable parts of EliminateAutoBox by default
kvn
parents: 17133
diff changeset
  1712
      tty->print("size: %d(%d) ", task->code()->total_size(), task->code()->insts_size());
3665c0901a0d 6934604: enable parts of EliminateAutoBox by default
kvn
parents: 17133
diff changeset
  1713
    }
3665c0901a0d 6934604: enable parts of EliminateAutoBox by default
kvn
parents: 17133
diff changeset
  1714
    tty->print_cr("time: %d inlined: %d bytes", (int)time.milliseconds(), task->num_inlined_bytecodes());
10971
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  1715
  }
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  1716
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1717
  if (PrintCodeCacheOnCompilation)
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1718
    codecache_print(/* detailed= */ false);
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1719
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1720
  // Disable compilation, if required.
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1721
  switch (compilable) {
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1722
  case ciEnv::MethodCompilable_never:
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1723
    if (is_osr)
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1724
      method->set_not_osr_compilable_quietly();
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1725
    else
4756
da88c27a9241 6923043: failed nightly tests which use -XX:+PrintCompilation -Xcomp -XX:CompileOnly
kvn
parents: 4750
diff changeset
  1726
      method->set_not_compilable_quietly();
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1727
    break;
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1728
  case ciEnv::MethodCompilable_not_at_tier:
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1729
    if (is_osr)
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1730
      method->set_not_osr_compilable_quietly(task_level);
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1731
    else
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1732
      method->set_not_compilable_quietly(task_level);
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1733
    break;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1734
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1735
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1736
  // Note that the queued_for_compilation bits are cleared without
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1737
  // protection of a mutex. [They were set by the requester thread,
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
  1738
  // when adding the task to the compile queue -- at which time the
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1739
  // compile queue lock was held. Subsequently, we acquired the compile
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1740
  // queue lock to get this task off the compile queue; thus (to belabour
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1741
  // the point somewhat) our clearing of the bits must be occurring
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1742
  // only after the setting of the bits. See also 14012000 above.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1743
  method->clear_queued_for_compilation();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1744
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1745
#ifdef ASSERT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1746
  if (CollectedHeap::fired_fake_oom()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1747
    // The current compile received a fake OOM during compilation so
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1748
    // go ahead and exit the VM since the test apparently succeeded
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1749
    tty->print_cr("*** Shutting down VM after successful fake OOM");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1750
    vm_exit(0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1751
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1752
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1753
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1754
21575
6a9645992cee 8027593: performance drop with constrained codecache starting with hs25 b111
anoll
parents: 21204
diff changeset
  1755
/**
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1756
 * The CodeCache is full. Print warning and disable compilation.
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1757
 * Schedule code cache cleaning so compilation can continue later.
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1758
 * This function needs to be called only from CodeCache::allocate(),
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1759
 * since we currently handle a full code cache uniformly.
21575
6a9645992cee 8027593: performance drop with constrained codecache starting with hs25 b111
anoll
parents: 21204
diff changeset
  1760
 */
26796
666464578742 8015774: Add support for multiple code heaps
thartmann
parents: 26587
diff changeset
  1761
void CompileBroker::handle_full_code_cache(int code_blob_type) {
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1762
  UseInterpreter = true;
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1763
  if (UseCompiler || AlwaysCompileLoopMethods ) {
6270
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  1764
    if (xtty != NULL) {
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1765
      ResourceMark rm;
9138
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  1766
      stringStream s;
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  1767
      // Dump code cache state into a buffer before locking the tty,
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  1768
      // because log_state() will use locks causing lock conflicts.
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  1769
      CodeCache::log_state(&s);
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  1770
      // Lock to prevent tearing
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  1771
      ttyLocker ttyl;
6270
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  1772
      xtty->begin_elem("code_cache_full");
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  1773
      xtty->print("%s", s.as_string());
6270
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  1774
      xtty->stamp();
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  1775
      xtty->end_elem();
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1776
    }
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1777
5701
bb5bb5d5e19f 6930994: Code cache is full warning should be visible in product
never
parents: 5533
diff changeset
  1778
#ifndef PRODUCT
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1779
    if (CompileTheWorld || ExitOnFullCodeCache) {
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1780
      codecache_print(/* detailed= */ true);
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1781
      before_exit(JavaThread::current());
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1782
      exit_globals(); // will delete tty
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1783
      vm_direct_exit(CompileTheWorld ? 0 : 1);
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1784
    }
5701
bb5bb5d5e19f 6930994: Code cache is full warning should be visible in product
never
parents: 5533
diff changeset
  1785
#endif
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1786
    if (UseCodeCacheFlushing) {
20290
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  1787
      // Since code cache is full, immediately stop new compiles
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  1788
      if (CompileBroker::set_should_compile_new_jobs(CompileBroker::stop_compilation)) {
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  1789
        NMethodSweeper::log_sweep("disable_compiler");
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  1790
      }
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1791
    } else {
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1792
      disable_compilation_forever();
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1793
    }
21575
6a9645992cee 8027593: performance drop with constrained codecache starting with hs25 b111
anoll
parents: 21204
diff changeset
  1794
26796
666464578742 8015774: Add support for multiple code heaps
thartmann
parents: 26587
diff changeset
  1795
    CodeCache::report_codemem_full(code_blob_type, should_print_compiler_warning());
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1796
  }
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1797
}
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1798
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1799
// ------------------------------------------------------------------
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1800
// CompileBroker::set_last_compile
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1801
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1802
// Record this compilation for debugging purposes.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1803
void CompileBroker::set_last_compile(CompilerThread* thread, methodHandle method, bool is_osr, int comp_level) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1804
  ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1805
  char* method_name = method->name()->as_C_string();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1806
  strncpy(_last_method_compiled, method_name, CompileBroker::name_buffer_length);
25503
9f471b837330 8030763: Validate global memory allocation
hseigel
parents: 25477
diff changeset
  1807
  _last_method_compiled[CompileBroker::name_buffer_length - 1] = '\0'; // ensure null terminated
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1808
  char current_method[CompilerCounters::cmname_buffer_length];
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1809
  size_t maxLen = CompilerCounters::cmname_buffer_length;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1810
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1811
  if (UsePerfData) {
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1812
    const char* class_name = method->method_holder()->name()->as_C_string();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1813
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1814
    size_t s1len = strlen(class_name);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1815
    size_t s2len = strlen(method_name);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1816
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1817
    // check if we need to truncate the string
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1818
    if (s1len + s2len + 2 > maxLen) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1819
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1820
      // the strategy is to lop off the leading characters of the
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1821
      // class name and the trailing characters of the method name.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1822
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1823
      if (s2len + 2 > maxLen) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1824
        // lop of the entire class name string, let snprintf handle
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1825
        // truncation of the method name.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1826
        class_name += s1len; // null string
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1827
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1828
      else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1829
        // lop off the extra characters from the front of the class name
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1830
        class_name += ((s1len + s2len + 2) - maxLen);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1831
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1832
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1833
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1834
    jio_snprintf(current_method, maxLen, "%s %s", class_name, method_name);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1835
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1836
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1837
  if (CICountOSR && is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1838
    _last_compile_type = osr_compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1839
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1840
    _last_compile_type = normal_compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1841
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1842
  _last_compile_level = comp_level;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1843
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1844
  if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1845
    CompilerCounters* counters = thread->counters();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1846
    counters->set_current_method(current_method);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1847
    counters->set_compile_type((jlong)_last_compile_type);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1848
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1849
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1850
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1851
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1852
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1853
// CompileBroker::push_jni_handle_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1854
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1855
// Push on a new block of JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1856
void CompileBroker::push_jni_handle_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1857
  JavaThread* thread = JavaThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1858
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1859
  // Allocate a new block for JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1860
  // Inlined code from jni_PushLocalFrame()
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1861
  JNIHandleBlock* java_handles = thread->active_handles();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1862
  JNIHandleBlock* compile_handles = JNIHandleBlock::allocate_block(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1863
  assert(compile_handles != NULL && java_handles != NULL, "should not be NULL");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1864
  compile_handles->set_pop_frame_link(java_handles);  // make sure java handles get gc'd.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1865
  thread->set_active_handles(compile_handles);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1866
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1867
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1868
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1869
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1870
// CompileBroker::pop_jni_handle_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1871
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1872
// Pop off the current block of JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1873
void CompileBroker::pop_jni_handle_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1874
  JavaThread* thread = JavaThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1875
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1876
  // Release our JNI handle block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1877
  JNIHandleBlock* compile_handles = thread->active_handles();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1878
  JNIHandleBlock* java_handles = compile_handles->pop_frame_link();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1879
  thread->set_active_handles(java_handles);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1880
  compile_handles->set_pop_frame_link(NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1881
  JNIHandleBlock::release_block(compile_handles, thread); // may block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1882
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1883
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1884
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1885
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1886
// CompileBroker::check_break_at
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1887
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1888
// Should the compilation break at the current compilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1889
bool CompileBroker::check_break_at(methodHandle method, int compile_id, bool is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1890
  if (CICountOSR && is_osr && (compile_id == CIBreakAtOSR)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1891
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1892
  } else if( CompilerOracle::should_break_at(method) ) { // break when compiling
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1893
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1894
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1895
    return (compile_id == CIBreakAt);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1896
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1897
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1898
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1899
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1900
// CompileBroker::collect_statistics
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1901
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1902
// Collect statistics about the compilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1903
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1904
void CompileBroker::collect_statistics(CompilerThread* thread, elapsedTimer time, CompileTask* task) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1905
  bool success = task->is_success();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1906
  methodHandle method (thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1907
  uint compile_id = task->compile_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1908
  bool is_osr = (task->osr_bci() != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1909
  nmethod* code = task->code();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1910
  CompilerCounters* counters = thread->counters();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1911
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1912
  assert(code == NULL || code->is_locked_by_vm(), "will survive the MutexLocker");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1913
  MutexLocker locker(CompileStatistics_lock);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1914
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1915
  // _perf variables are production performance counters which are
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1916
  // updated regardless of the setting of the CITime and CITimeEach flags
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1917
  //
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  1918
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  1919
  // account all time, including bailouts and failures in this counter;
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  1920
  // C1 and C2 counters are counting both successful and unsuccessful compiles
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  1921
  _t_total_compilation.add(time);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  1922
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1923
  if (!success) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1924
    _total_bailout_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1925
    if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1926
      _perf_last_failed_method->set_value(counters->current_method());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1927
      _perf_last_failed_type->set_value(counters->compile_type());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1928
      _perf_total_bailout_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1929
    }
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  1930
    _t_bailedout_compilation.add(time);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1931
  } else if (code == NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1932
    if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1933
      _perf_last_invalidated_method->set_value(counters->current_method());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1934
      _perf_last_invalidated_type->set_value(counters->compile_type());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1935
      _perf_total_invalidated_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1936
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1937
    _total_invalidated_count++;
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  1938
    _t_invalidated_compilation.add(time);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1939
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1940
    // Compilation succeeded
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1941
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1942
    // update compilation ticks - used by the implementation of
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1943
    // java.lang.management.CompilationMBean
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1944
    _perf_total_compilation->inc(time.ticks());
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1945
    _peak_compilation_time = time.milliseconds() > _peak_compilation_time ? time.milliseconds() : _peak_compilation_time;
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  1946
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1947
    if (CITime) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1948
      if (is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1949
        _t_osr_compilation.add(time);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1950
        _sum_osr_bytes_compiled += method->code_size() + task->num_inlined_bytecodes();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1951
      } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1952
        _t_standard_compilation.add(time);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1953
        _sum_standard_bytes_compiled += method->code_size() + task->num_inlined_bytecodes();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1954
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1955
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1956
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1957
    if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1958
      // save the name of the last method compiled
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1959
      _perf_last_method->set_value(counters->current_method());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1960
      _perf_last_compile_type->set_value(counters->compile_type());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1961
      _perf_last_compile_size->set_value(method->code_size() +
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1962
                                         task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1963
      if (is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1964
        _perf_osr_compilation->inc(time.ticks());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1965
        _perf_sum_osr_bytes_compiled->inc(method->code_size() + task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1966
      } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1967
        _perf_standard_compilation->inc(time.ticks());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1968
        _perf_sum_standard_bytes_compiled->inc(method->code_size() + task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1969
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1970
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1971
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1972
    if (CITimeEach) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1973
      float bytes_per_sec = 1.0 * (method->code_size() + task->num_inlined_bytecodes()) / time.seconds();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1974
      tty->print_cr("%3d   seconds: %f bytes/sec : %f (bytes %d + %d inlined)",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1975
                    compile_id, time.seconds(), bytes_per_sec, method->code_size(), task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1976
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1977
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1978
    // Collect counts of successful compilations
6418
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  1979
    _sum_nmethod_size      += code->total_size();
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  1980
    _sum_nmethod_code_size += code->insts_size();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1981
    _total_compile_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1982
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1983
    if (UsePerfData) {
6418
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  1984
      _perf_sum_nmethod_size->inc(     code->total_size());
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  1985
      _perf_sum_nmethod_code_size->inc(code->insts_size());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1986
      _perf_total_compile_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1987
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1988
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1989
    if (is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1990
      if (UsePerfData) _perf_total_osr_compile_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1991
      _total_osr_compile_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1992
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1993
      if (UsePerfData) _perf_total_standard_compile_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1994
      _total_standard_compile_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1995
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1996
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1997
  // set the current method for the thread to null
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1998
  if (UsePerfData) counters->set_current_method("");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1999
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2000
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2001
const char* CompileBroker::compiler_name(int comp_level) {
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2002
  AbstractCompiler *comp = CompileBroker::compiler(comp_level);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2003
  if (comp == NULL) {
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2004
    return "no compiler";
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2005
  } else {
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2006
    return (comp->name());
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2007
  }
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2008
}
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2009
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2010
void CompileBroker::print_times() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2011
  tty->cr();
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2012
  tty->print_cr("Accumulated compiler times");
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2013
  tty->print_cr("----------------------------------------------------------");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2014
               //0000000000111111111122222222223333333333444444444455555555556666666666
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2015
               //0123456789012345678901234567890123456789012345678901234567890123456789
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2016
  tty->print_cr("  Total compilation time   : %7.3f s", CompileBroker::_t_total_compilation.seconds());
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2017
  tty->print_cr("    Standard compilation   : %7.3f s, Average : %2.3f s",
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2018
                CompileBroker::_t_standard_compilation.seconds(),
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2019
                CompileBroker::_t_standard_compilation.seconds() / CompileBroker::_total_standard_compile_count);
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2020
  tty->print_cr("    Bailed out compilation : %7.3f s, Average : %2.3f s",
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2021
                CompileBroker::_t_bailedout_compilation.seconds(),
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2022
                CompileBroker::_t_bailedout_compilation.seconds() / CompileBroker::_total_bailout_count);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2023
  tty->print_cr("    On stack replacement   : %7.3f s, Average : %2.3f s",
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2024
                CompileBroker::_t_osr_compilation.seconds(),
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2025
                CompileBroker::_t_osr_compilation.seconds() / CompileBroker::_total_osr_compile_count);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2026
  tty->print_cr("    Invalidated            : %7.3f s, Average : %2.3f s",
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2027
                CompileBroker::_t_invalidated_compilation.seconds(),
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2028
                CompileBroker::_t_invalidated_compilation.seconds() / CompileBroker::_total_invalidated_count);
4560
b6f7db60cb24 6909153: Fix broken options on Zero
twisti
parents: 3261
diff changeset
  2029
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2030
  AbstractCompiler *comp = compiler(CompLevel_simple);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2031
  if (comp != NULL) {
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2032
    tty->cr();
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2033
    comp->print_timers();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2034
  }
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2035
  comp = compiler(CompLevel_full_optimization);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2036
  if (comp != NULL) {
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2037
    tty->cr();
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2038
    comp->print_timers();
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  2039
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2040
  tty->cr();
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2041
  tty->print_cr("  Total compiled methods    : %8d methods", CompileBroker::_total_compile_count);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2042
  tty->print_cr("    Standard compilation    : %8d methods", CompileBroker::_total_standard_compile_count);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2043
  tty->print_cr("    On stack replacement    : %8d methods", CompileBroker::_total_osr_compile_count);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2044
  int tcb = CompileBroker::_sum_osr_bytes_compiled + CompileBroker::_sum_standard_bytes_compiled;
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2045
  tty->print_cr("  Total compiled bytecodes  : %8d bytes", tcb);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2046
  tty->print_cr("    Standard compilation    : %8d bytes", CompileBroker::_sum_standard_bytes_compiled);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2047
  tty->print_cr("    On stack replacement    : %8d bytes", CompileBroker::_sum_osr_bytes_compiled);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2048
  int bps = (int)(tcb / CompileBroker::_t_total_compilation.seconds());
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2049
  tty->print_cr("  Average compilation speed : %8d bytes/s", bps);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2050
  tty->cr();
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2051
  tty->print_cr("  nmethod code size         : %8d bytes", CompileBroker::_sum_nmethod_code_size);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2052
  tty->print_cr("  nmethod total size        : %8d bytes", CompileBroker::_sum_nmethod_size);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2053
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2054
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2055
// Debugging output for failure
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2056
void CompileBroker::print_last_compile() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2057
  if ( _last_compile_level != CompLevel_none &&
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2058
       compiler(_last_compile_level) != NULL &&
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2059
       _last_method_compiled != NULL &&
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2060
       _last_compile_type != no_compile) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2061
    if (_last_compile_type == osr_compile) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2062
      tty->print_cr("Last parse:  [osr]%d+++(%d) %s",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2063
                    _osr_compilation_id, _last_compile_level, _last_method_compiled);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2064
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2065
      tty->print_cr("Last parse:  %d+++(%d) %s",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2066
                    _compilation_id, _last_compile_level, _last_method_compiled);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2067
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2068
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2069
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2070
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2071
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2072
void CompileBroker::print_compiler_threads_on(outputStream* st) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2073
#ifndef PRODUCT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2074
  st->print_cr("Compiler thread printing unimplemented.");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2075
  st->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2076
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2077
}