hotspot/src/share/vm/compiler/compileBroker.cpp
author zmajo
Wed, 19 Aug 2015 08:55:18 +0200
changeset 32391 01e2f5e916c7
parent 31981 9caa094a485f
child 32582 56619bb8bcaa
permissions -rw-r--r--
8076373: In 32-bit VM interpreter and compiled code process NaN values differently Summary: Change interpreter to use XMM registers on x86_32 if they are available. Add stubs for methods transforming from/to int/long float/double. Reviewed-by: kvn, mcberg
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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_compilation(&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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CompileTask*  CompileTask::_task_free_list = NULL;
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#ifdef ASSERT
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int CompileTask::_num_allocated_tasks = 0;
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#endif
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/**
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 * Allocate a CompileTask, from the free list if possible.
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 */
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CompileTask* CompileTask::allocate() {
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  MutexLocker locker(CompileTaskAlloc_lock);
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  CompileTask* task = NULL;
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  if (_task_free_list != NULL) {
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    task = _task_free_list;
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    _task_free_list = task->next();
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    task->set_next(NULL);
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  } else {
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    task = new CompileTask();
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    DEBUG_ONLY(_num_allocated_tasks++;)
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    assert (WhiteBoxAPI || _num_allocated_tasks < 10000, "Leaking compilation tasks?");
24321
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    task->set_next(NULL);
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    task->set_is_free(true);
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  }
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  assert(task->is_free(), "Task must be free.");
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  task->set_is_free(false);
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  return task;
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}
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/**
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 * Add a task to the free list.
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 */
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void CompileTask::free(CompileTask* task) {
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  MutexLocker locker(CompileTaskAlloc_lock);
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  if (!task->is_free()) {
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    task->set_code(NULL);
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    assert(!task->lock()->is_locked(), "Should not be locked when freed");
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    JNIHandles::destroy_global(task->_method_holder);
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    JNIHandles::destroy_global(task->_hot_method_holder);
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    task->set_is_free(true);
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    task->set_next(_task_free_list);
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    _task_free_list = task;
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  }
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}
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void CompileTask::initialize(int compile_id,
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                             methodHandle method,
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                             int osr_bci,
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                             int comp_level,
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                             methodHandle hot_method,
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                             int hot_count,
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                             const char* comment,
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                             bool is_blocking) {
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  assert(!_lock->is_locked(), "bad locking");
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  _compile_id = compile_id;
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  _method = method();
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  _method_holder = JNIHandles::make_global(method->method_holder()->klass_holder());
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  _osr_bci = osr_bci;
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  _is_blocking = is_blocking;
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  _comp_level = comp_level;
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  _num_inlined_bytecodes = 0;
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  _is_complete = false;
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  _is_success = false;
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  _code_handle = NULL;
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  _hot_method = NULL;
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  _hot_method_holder = NULL;
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  _hot_count = hot_count;
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  _time_queued = 0;  // tidy
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  _comment = comment;
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  _failure_reason = NULL;
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  if (LogCompilation) {
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   312
    _time_queued = os::elapsed_counter();
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    if (hot_method.not_null()) {
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      if (hot_method == method) {
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        _hot_method = _method;
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      } else {
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        _hot_method = hot_method();
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        // only add loader or mirror if different from _method_holder
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        _hot_method_holder = JNIHandles::make_global(hot_method->method_holder()->klass_holder());
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      }
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    }
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  }
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  _next = NULL;
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}
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// ------------------------------------------------------------------
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// CompileTask::code/set_code
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nmethod* CompileTask::code() const {
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  if (_code_handle == NULL)  return NULL;
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  return _code_handle->code();
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}
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void CompileTask::set_code(nmethod* nm) {
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  if (_code_handle == NULL && nm == NULL)  return;
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  guarantee(_code_handle != NULL, "");
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  _code_handle->set_code(nm);
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  if (nm == NULL)  _code_handle = NULL;  // drop the handle also
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}
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void CompileTask::mark_on_stack() {
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  // Mark these methods as something redefine classes cannot remove.
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  _method->set_on_stack(true);
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  if (_hot_method != NULL) {
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    _hot_method->set_on_stack(true);
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  }
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}
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// RedefineClasses support
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void CompileTask::metadata_do(void f(Metadata*)) {
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  f(method());
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  if (hot_method() != NULL && hot_method() != method()) {
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    f(hot_method());
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  }
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}
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// ------------------------------------------------------------------
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// CompileTask::print_line_on_error
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//
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// This function is called by fatal error handler when the thread
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// causing troubles is a compiler thread.
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//
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// Do not grab any lock, do not allocate memory.
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//
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// Otherwise it's the same as CompileTask::print_line()
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   365
//
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void CompileTask::print_line_on_error(outputStream* st, char* buf, int buflen) {
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  // print compiler name
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  st->print("%s:", CompileBroker::compiler_name(comp_level()));
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  print_compilation(st);
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}
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// ------------------------------------------------------------------
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   373
// CompileTask::print_line
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void CompileTask::print_tty() {
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  ttyLocker ttyl;  // keep the following output all in one block
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  // print compiler name if requested
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   377
  if (CIPrintCompilerName) tty->print("%s:", CompileBroker::compiler_name(comp_level()));
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    print_compilation(tty);
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}
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   381
// ------------------------------------------------------------------
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   382
// CompileTask::print_compilation_impl
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void CompileTask::print_compilation_impl(outputStream* st, Method* method, int compile_id, int comp_level,
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   384
                                         bool is_osr_method, int osr_bci, bool is_blocking,
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   385
                                         const char* msg, bool short_form, bool cr) {
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   386
  if (!short_form) {
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   387
    st->print("%7d ", (int) st->time_stamp().milliseconds());  // print timestamp
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   388
  }
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  st->print("%4d ", compile_id);    // print compilation number
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   390
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  // For unloaded methods the transition to zombie occurs after the
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  // method is cleared so it's impossible to report accurate
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   393
  // information for that case.
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   394
  bool is_synchronized = false;
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   395
  bool has_exception_handler = false;
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   396
  bool is_native = false;
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   397
  if (method != NULL) {
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   398
    is_synchronized       = method->is_synchronized();
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   399
    has_exception_handler = method->has_exception_handler();
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   400
    is_native             = method->is_native();
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   401
  }
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  // method attributes
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   403
  const char compile_type   = is_osr_method                   ? '%' : ' ';
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   404
  const char sync_char      = is_synchronized                 ? 's' : ' ';
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   405
  const char exception_char = has_exception_handler           ? '!' : ' ';
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   406
  const char blocking_char  = is_blocking                     ? 'b' : ' ';
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   407
  const char native_char    = is_native                       ? 'n' : ' ';
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diff changeset
   408
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   409
  // print method attributes
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   410
  st->print("%c%c%c%c%c ", compile_type, sync_char, exception_char, blocking_char, native_char);
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diff changeset
   411
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   412
  if (TieredCompilation) {
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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   413
    if (comp_level != -1)  st->print("%d ", comp_level);
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diff changeset
   414
    else                   st->print("- ");
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   415
  }
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   416
  st->print("     ");  // more indent
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diff changeset
   417
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   418
  if (method == NULL) {
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diff changeset
   419
    st->print("(method)");
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diff changeset
   420
  } else {
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diff changeset
   421
    method->print_short_name(st);
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diff changeset
   422
    if (is_osr_method) {
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diff changeset
   423
      st->print(" @ %d", osr_bci);
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diff changeset
   424
    }
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   425
    if (method->is_native())
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diff changeset
   426
      st->print(" (native)");
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diff changeset
   427
    else
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   428
      st->print(" (%d bytes)", method->code_size());
8872
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diff changeset
   429
  }
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   430
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   431
  if (msg != NULL) {
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   432
    st->print("   %s", msg);
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diff changeset
   433
  }
26587
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diff changeset
   434
  if (cr) {
11636
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diff changeset
   435
    st->cr();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
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diff changeset
   436
  }
1
489c9b5090e2 Initial load
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diff changeset
   437
}
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   438
8872
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   439
// ------------------------------------------------------------------
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   440
// CompileTask::print_inlining
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   441
void CompileTask::print_inlining(outputStream* st, ciMethod* method, int inline_level, int bci, const char* msg) {
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   442
  //         1234567
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   443
  st->print("        ");     // print timestamp
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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   444
  //         1234
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   445
  st->print("     ");        // print compilation number
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   446
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   447
  // method attributes
13391
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diff changeset
   448
  if (method->is_loaded()) {
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   449
    const char sync_char      = method->is_synchronized()        ? 's' : ' ';
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   450
    const char exception_char = method->has_exception_handlers() ? '!' : ' ';
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diff changeset
   451
    const char monitors_char  = method->has_monitor_bytecodes()  ? 'm' : ' ';
8872
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diff changeset
   452
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   453
    // print method attributes
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   454
    st->print(" %c%c%c  ", sync_char, exception_char, monitors_char);
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diff changeset
   455
  } else {
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   456
    //         %s!bn
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   457
    st->print("      ");     // print method attributes
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   458
  }
8872
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diff changeset
   459
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   460
  if (TieredCompilation) {
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   461
    st->print("  ");
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   462
  }
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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   463
  st->print("     ");        // more indent
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   464
  st->print("    ");         // initial inlining indent
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   465
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   466
  for (int i = 0; i < inline_level; i++)  st->print("  ");
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diff changeset
   467
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   468
  st->print("@ %d  ", bci);  // print bci
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   469
  method->print_short_name(st);
13391
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diff changeset
   470
  if (method->is_loaded())
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   471
    st->print(" (%d bytes)", method->code_size());
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   472
  else
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
   473
    st->print(" (not loaded)");
8872
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diff changeset
   474
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
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diff changeset
   475
  if (msg != NULL) {
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   476
    st->print("   %s", msg);
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   477
  }
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   478
  st->cr();
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   479
}
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   480
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   481
// ------------------------------------------------------------------
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   482
// CompileTask::print_inline_indent
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   483
void CompileTask::print_inline_indent(int inline_level, outputStream* st) {
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   484
  //         1234567
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   485
  st->print("        ");     // print timestamp
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   486
  //         1234
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   487
  st->print("     ");        // print compilation number
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   488
  //         %s!bn
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   489
  st->print("      ");       // print method attributes
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   490
  if (TieredCompilation) {
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   491
    st->print("  ");
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   492
  }
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   493
  st->print("     ");        // more indent
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   494
  st->print("    ");         // initial inlining indent
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   495
  for (int i = 0; i < inline_level; i++)  st->print("  ");
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   496
}
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   497
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   498
// ------------------------------------------------------------------
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   499
// CompileTask::print_compilation
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   500
void CompileTask::print_compilation(outputStream* st, const char* msg, bool short_form, bool cr) {
8872
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   501
  bool is_osr_method = osr_bci() != InvocationEntryBci;
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   502
  print_compilation_impl(st, method(), compile_id(), comp_level(), is_osr_method, osr_bci(), is_blocking(), msg, short_form, cr);
8872
36680c58660e 7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents: 8870
diff changeset
   503
}
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   504
489c9b5090e2 Initial load
duke
parents:
diff changeset
   505
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
   506
// CompileTask::log_task
489c9b5090e2 Initial load
duke
parents:
diff changeset
   507
void CompileTask::log_task(xmlStream* log) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   508
  Thread* thread = Thread::current();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   509
  methodHandle method(thread, this->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   510
  ResourceMark rm(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   511
31775
98b4ded1e369 6900757: minor bug fixes to LogCompilation tool
mhaupt
parents: 31592
diff changeset
   512
  // <task compiler='Cx' id='9' method='M' osr_bci='X' level='1' blocking='1' stamp='1.234'>
98b4ded1e369 6900757: minor bug fixes to LogCompilation tool
mhaupt
parents: 31592
diff changeset
   513
  log->print(" compiler='%s' compile_id='%d'", _comp_level <= CompLevel_full_profile ? "C1" : "C2", _compile_id);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   514
  if (_osr_bci != CompileBroker::standard_entry_bci) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   515
    log->print(" compile_kind='osr'");  // same as nmethod::compile_kind
489c9b5090e2 Initial load
duke
parents:
diff changeset
   516
  } // else compile_kind='c2c'
489c9b5090e2 Initial load
duke
parents:
diff changeset
   517
  if (!method.is_null())  log->method(method);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   518
  if (_osr_bci != CompileBroker::standard_entry_bci) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   519
    log->print(" osr_bci='%d'", _osr_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   520
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   521
  if (_comp_level != CompLevel_highest_tier) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   522
    log->print(" level='%d'", _comp_level);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   523
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   524
  if (_is_blocking) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   525
    log->print(" blocking='1'");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   526
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   527
  log->stamp();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   528
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   529
489c9b5090e2 Initial load
duke
parents:
diff changeset
   530
489c9b5090e2 Initial load
duke
parents:
diff changeset
   531
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
   532
// CompileTask::log_task_queued
489c9b5090e2 Initial load
duke
parents:
diff changeset
   533
void CompileTask::log_task_queued() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   534
  Thread* thread = Thread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   535
  ttyLocker ttyl;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   536
  ResourceMark rm(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   537
489c9b5090e2 Initial load
duke
parents:
diff changeset
   538
  xtty->begin_elem("task_queued");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   539
  log_task(xtty);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   540
  if (_comment != NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   541
    xtty->print(" comment='%s'", _comment);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   542
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   543
  if (_hot_method != NULL) {
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   544
    methodHandle hot(thread, _hot_method);
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   545
    methodHandle method(thread, _method);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   546
    if (hot() != method()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   547
      xtty->method(hot);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   548
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   549
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   550
  if (_hot_count != 0) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   551
    xtty->print(" hot_count='%d'", _hot_count);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   552
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   553
  xtty->end_elem();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   554
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   555
489c9b5090e2 Initial load
duke
parents:
diff changeset
   556
489c9b5090e2 Initial load
duke
parents:
diff changeset
   557
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
   558
// CompileTask::log_task_start
489c9b5090e2 Initial load
duke
parents:
diff changeset
   559
void CompileTask::log_task_start(CompileLog* log)   {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   560
  log->begin_head("task");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   561
  log_task(log);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   562
  log->end_head();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   563
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   564
489c9b5090e2 Initial load
duke
parents:
diff changeset
   565
489c9b5090e2 Initial load
duke
parents:
diff changeset
   566
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
   567
// CompileTask::log_task_done
489c9b5090e2 Initial load
duke
parents:
diff changeset
   568
void CompileTask::log_task_done(CompileLog* log) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   569
  Thread* thread = Thread::current();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   570
  methodHandle method(thread, this->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   571
  ResourceMark rm(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   572
25642
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
   573
  if (!_is_success) {
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
   574
    const char* reason = _failure_reason != NULL ? _failure_reason : "unknown";
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
   575
    log->elem("failure reason='%s'", reason);
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
   576
  }
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
   577
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   578
  // <task_done ... stamp='1.234'>  </task>
489c9b5090e2 Initial load
duke
parents:
diff changeset
   579
  nmethod* nm = code();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   580
  log->begin_elem("task_done success='%d' nmsize='%d' count='%d'",
6418
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
   581
                  _is_success, nm == NULL ? 0 : nm->content_size(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   582
                  method->invocation_count());
489c9b5090e2 Initial load
duke
parents:
diff changeset
   583
  int bec = method->backedge_count();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   584
  if (bec != 0)  log->print(" backedge_count='%d'", bec);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   585
  // Note:  "_is_complete" is about to be set, but is not.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   586
  if (_num_inlined_bytecodes != 0) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   587
    log->print(" inlined_bytes='%d'", _num_inlined_bytecodes);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   588
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   589
  log->stamp();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   590
  log->end_elem();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   591
  log->tail("task");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   592
  log->clear_identities();   // next task will have different CI
489c9b5090e2 Initial load
duke
parents:
diff changeset
   593
  if (log->unflushed_count() > 2000) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   594
    log->flush();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   595
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   596
  log->mark_file_end();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   597
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   598
489c9b5090e2 Initial load
duke
parents:
diff changeset
   599
489c9b5090e2 Initial load
duke
parents:
diff changeset
   600
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   601
/**
25343
d1dcc8376d83 8046286: assert: Do not add task if compilation is turned off forever
anoll
parents: 24443
diff changeset
   602
 * Add a CompileTask to a CompileQueue.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   603
 */
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   604
void CompileQueue::add(CompileTask* task) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   605
  assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   606
489c9b5090e2 Initial load
duke
parents:
diff changeset
   607
  task->set_next(NULL);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   608
  task->set_prev(NULL);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   609
489c9b5090e2 Initial load
duke
parents:
diff changeset
   610
  if (_last == NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   611
    // The compile queue is empty.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   612
    assert(_first == NULL, "queue is empty");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   613
    _first = task;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   614
    _last = task;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   615
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   616
    // Append the task to the queue.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   617
    assert(_last->next() == NULL, "not last");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   618
    _last->set_next(task);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   619
    task->set_prev(_last);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   620
    _last = task;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   621
  }
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   622
  ++_size;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   623
489c9b5090e2 Initial load
duke
parents:
diff changeset
   624
  // Mark the method as being in the compile queue.
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   625
  task->method()->set_queued_for_compilation();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   626
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   627
  if (CIPrintCompileQueue) {
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   628
    print_tty();
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   629
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   630
489c9b5090e2 Initial load
duke
parents:
diff changeset
   631
  if (LogCompilation && xtty != NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   632
    task->log_task_queued();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   633
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   634
489c9b5090e2 Initial load
duke
parents:
diff changeset
   635
  // Notify CompilerThreads that a task is available.
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   636
  MethodCompileQueue_lock->notify_all();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   637
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   638
24346
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   639
/**
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   640
 * Empties compilation queue by putting all compilation tasks onto
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   641
 * a freelist. Furthermore, the method wakes up all threads that are
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   642
 * waiting on a compilation task to finish. This can happen if background
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   643
 * compilation is disabled.
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   644
 */
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   645
void CompileQueue::free_all() {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   646
  MutexLocker mu(MethodCompileQueue_lock);
24346
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   647
  CompileTask* next = _first;
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   648
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   649
  // Iterate over all tasks in the compile queue
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   650
  while (next != NULL) {
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   651
    CompileTask* current = next;
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   652
    next = current->next();
25339
ca74d9691341 8043158: Crash in CodeSweeperSweepNoFlushTest in CompileQueue::free_all()
anoll
parents: 24443
diff changeset
   653
    {
ca74d9691341 8043158: Crash in CodeSweeperSweepNoFlushTest in CompileQueue::free_all()
anoll
parents: 24443
diff changeset
   654
      // Wake up thread that blocks on the compile task.
ca74d9691341 8043158: Crash in CodeSweeperSweepNoFlushTest in CompileQueue::free_all()
anoll
parents: 24443
diff changeset
   655
      MutexLocker ct_lock(current->lock());
ca74d9691341 8043158: Crash in CodeSweeperSweepNoFlushTest in CompileQueue::free_all()
anoll
parents: 24443
diff changeset
   656
      current->lock()->notify();
ca74d9691341 8043158: Crash in CodeSweeperSweepNoFlushTest in CompileQueue::free_all()
anoll
parents: 24443
diff changeset
   657
    }
24346
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   658
    // Put the task back on the freelist.
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   659
    CompileTask::free(current);
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   660
  }
24346
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   661
  _first = NULL;
46eee6f68757 8042428: CompileQueue::free_all() code is incorrect
anoll
parents: 24321
diff changeset
   662
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   663
  // Wake up all threads that block on the queue.
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   664
  MethodCompileQueue_lock->notify_all();
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   665
}
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   666
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   667
/**
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   668
 * Get the next CompileTask from a CompileQueue
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   669
 */
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   670
CompileTask* CompileQueue::get() {
31981
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   671
  // save methods from RedefineClasses across safepoint
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   672
  // across MethodCompileQueue_lock below.
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   673
  methodHandle save_method;
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   674
  methodHandle save_hot_method;
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   675
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   676
  MutexLocker locker(MethodCompileQueue_lock);
20290
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
   677
  // If _first is NULL we have no more compile jobs. There are two reasons for
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
   678
  // having no compile jobs: First, we compiled everything we wanted. Second,
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
   679
  // we ran out of code cache so compilation has been disabled. In the latter
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
   680
  // case we perform code cache sweeps to free memory such that we can re-enable
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
   681
  // compilation.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   682
  while (_first == NULL) {
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   683
    // Exit loop if compilation is disabled forever
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   684
    if (CompileBroker::is_compilation_disabled_forever()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   685
      return NULL;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   686
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   687
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   688
    // 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
   689
    // (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
   690
    // 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
   691
    // 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
   692
    // 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
   693
    // code cache if it is unnecessary.
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   694
    // 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
   695
    // 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
   696
    // 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
   697
    MethodCompileQueue_lock->wait(!Mutex::_no_safepoint_check_flag, 5*1000);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   698
  }
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   699
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   700
  if (CompileBroker::is_compilation_disabled_forever()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   701
    return NULL;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   702
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
   703
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   704
  CompileTask* task;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   705
  {
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   706
    No_Safepoint_Verifier nsv;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   707
    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
   708
  }
31981
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   709
9caa094a485f 8082782: vm crash on StressRedefineWithoutBytecodeCorruption fails with assert(((Metadata*)obj)->is_valid()) failed: obj is valid
coleenp
parents: 31775
diff changeset
   710
  // 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
   711
  // 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
   712
  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
   713
  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
   714
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   715
  remove(task);
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   716
  purge_stale_tasks(); // may temporarily release MCQ lock
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   717
  return task;
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   718
}
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   719
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   720
// Clean & deallocate stale compile tasks.
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   721
// Temporarily releases MethodCompileQueue lock.
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   722
void CompileQueue::purge_stale_tasks() {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   723
  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
   724
  if (_first_stale != NULL) {
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   725
    // 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
   726
    // 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
   727
    // 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
   728
    // 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
   729
    CompileTask* head = _first_stale;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   730
    _first_stale = NULL;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   731
    {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   732
      MutexUnlocker ul(MethodCompileQueue_lock);
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   733
      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
   734
        CompileTask* next_task = task->next();
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   735
        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
   736
        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
   737
        task = next_task;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   738
      }
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   739
    }
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   740
  }
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   741
}
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   742
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   743
void CompileQueue::remove(CompileTask* task) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   744
   assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   745
  if (task->prev() != NULL) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   746
    task->prev()->set_next(task->next());
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   747
  } else {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   748
    // max is the first element
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   749
    assert(task == _first, "Sanity");
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   750
    _first = task->next();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   751
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   752
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   753
  if (task->next() != NULL) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   754
    task->next()->set_prev(task->prev());
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   755
  } else {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   756
    // max is the last element
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   757
    assert(task == _last, "Sanity");
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   758
    _last = task->prev();
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   759
  }
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   760
  --_size;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   761
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   762
24443
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   763
void CompileQueue::remove_and_mark_stale(CompileTask* task) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   764
  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
   765
  remove(task);
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   766
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   767
  // 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
   768
  task->set_next(_first_stale);
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   769
  task->set_prev(NULL);
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   770
  _first_stale = task;
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   771
}
7aaf1b306b55 8023461: Thread holding lock at safepoint that vm can block on: MethodCompileQueue_lock
vlivanov
parents: 24424
diff changeset
   772
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   773
// 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
   774
// 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
   775
void CompileQueue::mark_on_stack() {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   776
  CompileTask* task = _first;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   777
  while (task != NULL) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   778
    task->mark_on_stack();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   779
    task = task->next();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   780
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   781
}
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
   782
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   783
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   784
CompileQueue* CompileBroker::compile_queue(int comp_level) {
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   785
  if (is_c2_compile(comp_level)) return _c2_compile_queue;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   786
  if (is_c1_compile(comp_level)) return _c1_compile_queue;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   787
  return NULL;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   788
}
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   789
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   790
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   791
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
   792
  MutexLocker locker(MethodCompileQueue_lock);
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   793
  if (_c1_compile_queue != NULL) {
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   794
    _c1_compile_queue->print(st);
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   795
  }
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   796
  if (_c2_compile_queue != NULL) {
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   797
    _c2_compile_queue->print(st);
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   798
  }
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   799
}
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   800
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   801
void CompileQueue::print(outputStream* st) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
   802
  assert(MethodCompileQueue_lock->owned_by_self(), "must own lock");
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   803
  st->print_cr("Contents of %s", name());
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   804
  st->print_cr("----------------------------");
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   805
  CompileTask* task = _first;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   806
  if (task == NULL) {
26807
843ea33eb963 8058461: serviceability/dcmd/CodelistTest.java and serviceability/dcmd/CompilerQueueTest.java SIGSEGV
neliasso
parents: 26800
diff changeset
   807
    st->print_cr("Empty");
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   808
  } else {
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   809
    while (task != NULL) {
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   810
      task->print_compilation(st, NULL, true, true);
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   811
      task = task->next();
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
   812
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   813
  }
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   814
  st->print_cr("----------------------------");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   815
}
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   816
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   817
void CompileQueue::print_tty() {
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   818
  ttyLocker ttyl;
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   819
  print(tty);
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
   820
}
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   821
489c9b5090e2 Initial load
duke
parents:
diff changeset
   822
CompilerCounters::CompilerCounters(const char* thread_name, int instance, TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   823
489c9b5090e2 Initial load
duke
parents:
diff changeset
   824
  _current_method[0] = '\0';
489c9b5090e2 Initial load
duke
parents:
diff changeset
   825
  _compile_type = CompileBroker::no_compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   826
489c9b5090e2 Initial load
duke
parents:
diff changeset
   827
  if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   828
    ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   829
489c9b5090e2 Initial load
duke
parents:
diff changeset
   830
    // create the thread instance name space string - don't create an
489c9b5090e2 Initial load
duke
parents:
diff changeset
   831
    // instance subspace if instance is -1 - keeps the adapterThread
489c9b5090e2 Initial load
duke
parents:
diff changeset
   832
    // counters  from having a ".0" namespace.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   833
    const char* thread_i = (instance == -1) ? thread_name :
489c9b5090e2 Initial load
duke
parents:
diff changeset
   834
                      PerfDataManager::name_space(thread_name, instance);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   835
489c9b5090e2 Initial load
duke
parents:
diff changeset
   836
489c9b5090e2 Initial load
duke
parents:
diff changeset
   837
    char* name = PerfDataManager::counter_name(thread_i, "method");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   838
    _perf_current_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   839
               PerfDataManager::create_string_variable(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   840
                                                       cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   841
                                                       _current_method, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   842
489c9b5090e2 Initial load
duke
parents:
diff changeset
   843
    name = PerfDataManager::counter_name(thread_i, "type");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   844
    _perf_compile_type = PerfDataManager::create_variable(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   845
                                                          PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   846
                                                         (jlong)_compile_type,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   847
                                                          CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   848
489c9b5090e2 Initial load
duke
parents:
diff changeset
   849
    name = PerfDataManager::counter_name(thread_i, "time");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   850
    _perf_time = PerfDataManager::create_counter(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   851
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   852
489c9b5090e2 Initial load
duke
parents:
diff changeset
   853
    name = PerfDataManager::counter_name(thread_i, "compiles");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   854
    _perf_compiles = PerfDataManager::create_counter(SUN_CI, name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   855
                                                     PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   856
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   857
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   858
489c9b5090e2 Initial load
duke
parents:
diff changeset
   859
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
   860
// CompileBroker::compilation_init
489c9b5090e2 Initial load
duke
parents:
diff changeset
   861
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
   862
// Initialize the Compilation object
489c9b5090e2 Initial load
duke
parents:
diff changeset
   863
void CompileBroker::compilation_init() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   864
  _last_method_compiled[0] = '\0';
489c9b5090e2 Initial load
duke
parents:
diff changeset
   865
21204
1c993523cf85 8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
anoll
parents: 21098
diff changeset
   866
  // 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
   867
  if (!UseCompiler) {
1c993523cf85 8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
anoll
parents: 21098
diff changeset
   868
    return;
1c993523cf85 8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
anoll
parents: 21098
diff changeset
   869
  }
7395
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   870
#ifndef SHARK
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   871
  // Set the interface to the current compiler(s).
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   872
  int c1_count = CompilationPolicy::policy()->compiler_count(CompLevel_simple);
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   873
  int c2_count = CompilationPolicy::policy()->compiler_count(CompLevel_full_optimization);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   874
#ifdef COMPILER1
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   875
  if (c1_count > 0) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   876
    _compilers[0] = new Compiler();
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   877
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   878
#endif // COMPILER1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   879
489c9b5090e2 Initial load
duke
parents:
diff changeset
   880
#ifdef COMPILER2
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   881
  if (c2_count > 0) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   882
    _compilers[1] = new C2Compiler();
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
   883
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   884
#endif // COMPILER2
489c9b5090e2 Initial load
duke
parents:
diff changeset
   885
7395
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   886
#else // SHARK
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   887
  int c1_count = 0;
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   888
  int c2_count = 1;
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   889
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   890
  _compilers[1] = new SharkCompiler();
08bfc4ce3045 7002129: Zero and Shark fixes, 3rd
twisti
parents: 7389
diff changeset
   891
#endif // SHARK
6187
4fa7845f7c14 6976186: integrate Shark HotSpot changes
twisti
parents: 5702
diff changeset
   892
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   893
  // 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
   894
  init_compiler_sweeper_threads(c1_count, c2_count);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   895
  // totalTime performance counter is always created as it is required
489c9b5090e2 Initial load
duke
parents:
diff changeset
   896
  // by the implementation of java.lang.management.CompilationMBean.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   897
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   898
    EXCEPTION_MARK;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   899
    _perf_total_compilation =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   900
                 PerfDataManager::create_counter(JAVA_CI, "totalTime",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   901
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   902
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   903
489c9b5090e2 Initial load
duke
parents:
diff changeset
   904
489c9b5090e2 Initial load
duke
parents:
diff changeset
   905
  if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   906
489c9b5090e2 Initial load
duke
parents:
diff changeset
   907
    EXCEPTION_MARK;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   908
489c9b5090e2 Initial load
duke
parents:
diff changeset
   909
    // create the jvmstat performance counters
489c9b5090e2 Initial load
duke
parents:
diff changeset
   910
    _perf_osr_compilation =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   911
                 PerfDataManager::create_counter(SUN_CI, "osrTime",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   912
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   913
489c9b5090e2 Initial load
duke
parents:
diff changeset
   914
    _perf_standard_compilation =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   915
                 PerfDataManager::create_counter(SUN_CI, "standardTime",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   916
                                                 PerfData::U_Ticks, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   917
489c9b5090e2 Initial load
duke
parents:
diff changeset
   918
    _perf_total_bailout_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   919
                 PerfDataManager::create_counter(SUN_CI, "totalBailouts",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   920
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   921
489c9b5090e2 Initial load
duke
parents:
diff changeset
   922
    _perf_total_invalidated_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   923
                 PerfDataManager::create_counter(SUN_CI, "totalInvalidates",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   924
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   925
489c9b5090e2 Initial load
duke
parents:
diff changeset
   926
    _perf_total_compile_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   927
                 PerfDataManager::create_counter(SUN_CI, "totalCompiles",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   928
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   929
    _perf_total_osr_compile_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   930
                 PerfDataManager::create_counter(SUN_CI, "osrCompiles",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   931
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   932
489c9b5090e2 Initial load
duke
parents:
diff changeset
   933
    _perf_total_standard_compile_count =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   934
                 PerfDataManager::create_counter(SUN_CI, "standardCompiles",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   935
                                                 PerfData::U_Events, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   936
489c9b5090e2 Initial load
duke
parents:
diff changeset
   937
    _perf_sum_osr_bytes_compiled =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   938
                 PerfDataManager::create_counter(SUN_CI, "osrBytes",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   939
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   940
489c9b5090e2 Initial load
duke
parents:
diff changeset
   941
    _perf_sum_standard_bytes_compiled =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   942
                 PerfDataManager::create_counter(SUN_CI, "standardBytes",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   943
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   944
489c9b5090e2 Initial load
duke
parents:
diff changeset
   945
    _perf_sum_nmethod_size =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   946
                 PerfDataManager::create_counter(SUN_CI, "nmethodSize",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   947
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   948
489c9b5090e2 Initial load
duke
parents:
diff changeset
   949
    _perf_sum_nmethod_code_size =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   950
                 PerfDataManager::create_counter(SUN_CI, "nmethodCodeSize",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   951
                                                 PerfData::U_Bytes, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   952
489c9b5090e2 Initial load
duke
parents:
diff changeset
   953
    _perf_last_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   954
                 PerfDataManager::create_string_variable(SUN_CI, "lastMethod",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   955
                                       CompilerCounters::cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   956
                                       "", CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   957
489c9b5090e2 Initial load
duke
parents:
diff changeset
   958
    _perf_last_failed_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   959
            PerfDataManager::create_string_variable(SUN_CI, "lastFailedMethod",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   960
                                       CompilerCounters::cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   961
                                       "", CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   962
489c9b5090e2 Initial load
duke
parents:
diff changeset
   963
    _perf_last_invalidated_method =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   964
        PerfDataManager::create_string_variable(SUN_CI, "lastInvalidatedMethod",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   965
                                     CompilerCounters::cmname_buffer_length,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   966
                                     "", CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   967
489c9b5090e2 Initial load
duke
parents:
diff changeset
   968
    _perf_last_compile_type =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   969
             PerfDataManager::create_variable(SUN_CI, "lastType",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   970
                                              PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   971
                                              (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   972
                                              CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   973
489c9b5090e2 Initial load
duke
parents:
diff changeset
   974
    _perf_last_compile_size =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   975
             PerfDataManager::create_variable(SUN_CI, "lastSize",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   976
                                              PerfData::U_Bytes,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   977
                                              (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   978
                                              CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   979
489c9b5090e2 Initial load
duke
parents:
diff changeset
   980
489c9b5090e2 Initial load
duke
parents:
diff changeset
   981
    _perf_last_failed_type =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   982
             PerfDataManager::create_variable(SUN_CI, "lastFailedType",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   983
                                              PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   984
                                              (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   985
                                              CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   986
489c9b5090e2 Initial load
duke
parents:
diff changeset
   987
    _perf_last_invalidated_type =
489c9b5090e2 Initial load
duke
parents:
diff changeset
   988
         PerfDataManager::create_variable(SUN_CI, "lastInvalidatedType",
489c9b5090e2 Initial load
duke
parents:
diff changeset
   989
                                          PerfData::U_None,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   990
                                          (jlong)CompileBroker::no_compile,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   991
                                          CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   992
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   993
489c9b5090e2 Initial load
duke
parents:
diff changeset
   994
  _initialized = true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   995
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   996
489c9b5090e2 Initial load
duke
parents:
diff changeset
   997
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
   998
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
   999
                                       AbstractCompiler* comp, bool compiler_thread, TRAPS) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1000
  JavaThread* thread = NULL;
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1001
  Klass* k = SystemDictionary::resolve_or_fail(vmSymbols::java_lang_Thread(), true, CHECK_0);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1002
  instanceKlassHandle klass (THREAD, k);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1003
  instanceHandle thread_oop = klass->allocate_instance_handle(CHECK_0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1004
  Handle string = java_lang_String::create_from_str(name, CHECK_0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1005
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1006
  // Initialize thread_oop to put it into the system threadGroup
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1007
  Handle thread_group (THREAD,  Universe::system_thread_group());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1008
  JavaValue result(T_VOID);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1009
  JavaCalls::call_special(&result, thread_oop,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1010
                       klass,
8076
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
  1011
                       vmSymbols::object_initializer_name(),
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
  1012
                       vmSymbols::threadgroup_string_void_signature(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1013
                       thread_group,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1014
                       string,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1015
                       CHECK_0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1016
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1017
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1018
    MutexLocker mu(Threads_lock, THREAD);
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1019
    if (compiler_thread) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1020
      thread = new CompilerThread(queue, counters);
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1021
    } else {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1022
      thread = new CodeCacheSweeperThread();
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1023
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1024
    // At this point the new CompilerThread data-races with this startup
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1025
    // thread (which I believe is the primoridal thread and NOT the VM
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1026
    // thread).  This means Java bytecodes being executed at startup can
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1027
    // queue compile jobs which will run at whatever default priority the
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1028
    // newly created CompilerThread runs at.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1029
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1030
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1031
    // At this point it may be possible that no osthread was created for the
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1032
    // JavaThread due to lack of memory. We would have to throw an exception
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1033
    // in that case. However, since this must work and we do not allow
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1034
    // exceptions anyway, check and abort if this fails.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1035
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1036
    if (thread == NULL || thread->osthread() == NULL) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1037
      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
  1038
                                    os::native_thread_creation_failed_msg());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1039
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1040
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1041
    java_lang_Thread::set_thread(thread_oop(), thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1042
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1043
    // Note that this only sets the JavaThread _priority field, which by
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1044
    // definition is limited to Java priorities and not OS priorities.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1045
    // 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
  1046
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1047
    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
  1048
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
  1049
    // 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
  1050
    // 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
  1051
    // 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
  1052
    // thread.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1053
11601
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
  1054
    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
  1055
    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
  1056
      if (UseCriticalCompilerThreadPriority) {
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
  1057
        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
  1058
      } else {
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
  1059
        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
  1060
      }
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
  1061
    }
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1062
    os::set_native_priority(thread, native_prio);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1063
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1064
    java_lang_Thread::set_daemon(thread_oop());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1065
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1066
    thread->set_threadObj(thread_oop());
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1067
    if (compiler_thread) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1068
      thread->as_CompilerThread()->set_compiler(comp);
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1069
    }
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1070
    Threads::add(thread);
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1071
    Thread::start(thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1072
  }
11601
f359304c1856 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean FX60 on Solaris 10 and 11
phh
parents: 11198
diff changeset
  1073
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1074
  // 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
  1075
  os::naked_yield(); // make sure that the compiler thread is started early (especially helpful on SOLARIS)
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1076
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1077
  return thread;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1078
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1079
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1080
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1081
void CompileBroker::init_compiler_sweeper_threads(int c1_compiler_count, int c2_compiler_count) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1082
  EXCEPTION_MARK;
22853
308672304981 8028767: PPC64: (part 121): smaller shared changes needed to build C2
goetz
parents: 22851
diff changeset
  1083
#if !defined(ZERO) && !defined(SHARK)
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1084
  assert(c2_compiler_count > 0 || c1_compiler_count > 0, "No compilers?");
9103
535a93f494f6 7032458: Zero and Shark fixes
twisti
parents: 8872
diff changeset
  1085
#endif // !ZERO && !SHARK
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1086
  // Initialize the compilation queue
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1087
  if (c2_compiler_count > 0) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
  1088
    _c2_compile_queue  = new CompileQueue("C2 compile queue");
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1089
    _compilers[1]->set_num_compiler_threads(c2_compiler_count);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1090
  }
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1091
  if (c1_compiler_count > 0) {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
  1092
    _c1_compile_queue  = new CompileQueue("C1 compile queue");
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1093
    _compilers[0]->set_num_compiler_threads(c1_compiler_count);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1094
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1095
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1096
  int compiler_count = c1_compiler_count + c2_compiler_count;
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1097
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1098
  char name_buffer[256];
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1099
  const bool compiler_thread = true;
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1100
  for (int i = 0; i < c2_compiler_count; i++) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1101
    // Create a name for our thread.
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1102
    sprintf(name_buffer, "C2 CompilerThread%d", i);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1103
    CompilerCounters* counters = new CompilerCounters("compilerThread", i, CHECK);
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1104
    // Shark and C2
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1105
    make_thread(name_buffer, _c2_compile_queue, counters, _compilers[1], compiler_thread, CHECK);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1106
  }
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1107
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1108
  for (int i = c2_compiler_count; i < compiler_count; i++) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1109
    // Create a name for our thread.
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1110
    sprintf(name_buffer, "C1 CompilerThread%d", i);
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1111
    CompilerCounters* counters = new CompilerCounters("compilerThread", i, CHECK);
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1112
    // C1
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1113
    make_thread(name_buffer, _c1_compile_queue, counters, _compilers[0], compiler_thread, CHECK);
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1114
  }
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1115
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1116
  if (UsePerfData) {
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1117
    PerfDataManager::create_constant(SUN_CI, "threads", PerfData::U_Bytes, compiler_count, CHECK);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1118
  }
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1119
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1120
  if (MethodFlushing) {
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1121
    // Initialize the sweeper thread
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1122
    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
  1123
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1124
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1125
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1126
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1127
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1128
 * 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
  1129
 * 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
  1130
 */
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1131
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
  1132
  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
  1133
  // 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
  1134
  // the compile queues.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1135
  if (_c2_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1136
    _c2_compile_queue->mark_on_stack();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1137
  }
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1138
  if (_c1_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1139
    _c1_compile_queue->mark_on_stack();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1140
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1141
}
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1142
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1143
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1144
// CompileBroker::compile_method
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1145
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1146
// Request compilation of a method.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1147
void CompileBroker::compile_method_base(methodHandle method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1148
                                        int osr_bci,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1149
                                        int comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1150
                                        methodHandle hot_method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1151
                                        int hot_count,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1152
                                        const char* comment,
11572
84afef481892 7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents: 11198
diff changeset
  1153
                                        Thread* thread) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1154
  // 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
  1155
  if (!_initialized) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1156
    return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1157
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1158
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1159
  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
  1160
  assert(method->method_holder()->oop_is_instance(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1161
         "sanity check");
14391
df0a1573d5bd 8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents: 13964
diff changeset
  1162
  assert(!method->method_holder()->is_not_initialized(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1163
         "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
  1164
  assert(!method->is_method_handle_intrinsic(), "do not enqueue these guys");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1165
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1166
  if (CIPrintRequests) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1167
    tty->print("request: ");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1168
    method->print_short_name(tty);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1169
    if (osr_bci != InvocationEntryBci) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1170
      tty->print(" osr_bci: %d", osr_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1171
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1172
    tty->print(" comment: %s count: %d", comment, hot_count);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1173
    if (!hot_method.is_null()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1174
      tty->print(" hot: ");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1175
      if (hot_method() != method()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1176
          hot_method->print_short_name(tty);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1177
      } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1178
        tty->print("yes");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1179
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1180
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1181
    tty->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1182
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1183
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1184
  // A request has been made for compilation.  Before we do any
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1185
  // real work, check to see if the method has been compiled
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1186
  // in the meantime with a definitive result.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1187
  if (compilation_is_complete(method, osr_bci, comp_level)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1188
    return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1189
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1190
8870
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
  1191
#ifndef PRODUCT
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
  1192
  if (osr_bci != -1 && !FLAG_IS_DEFAULT(OSROnlyBCI)) {
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
  1193
    if ((OSROnlyBCI > 0) ? (OSROnlyBCI != osr_bci) : (-OSROnlyBCI == osr_bci)) {
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
  1194
      // 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
  1195
      return;
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
  1196
    }
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
  1197
  }
119881dc9d0b 7024475: loop doesn't terminate when compiled
never
parents: 8672
diff changeset
  1198
#endif
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1199
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1200
  // If this method is already in the compile queue, then
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1201
  // we do not block the current thread.
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1202
  if (compilation_is_in_queue(method)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1203
    // We may want to decay our counter a bit here to prevent
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1204
    // multiple denied requests for compilation.  This is an
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1205
    // open compilation policy issue. Note: The other possibility,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1206
    // in the case that this is a blocking compile request, is to have
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1207
    // all subsequent blocking requesters wait for completion of
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1208
    // ongoing compiles. Note that in this case we'll need a protocol
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1209
    // for freeing the associated compile tasks. [Or we could have
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1210
    // a single static monitor on which all these waiters sleep.]
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1211
    return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1212
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1213
9343
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
  1214
  // If the requesting thread is holding the pending list lock
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
  1215
  // 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
  1216
  // 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
  1217
  // between the reference handler thread, a GC (instigated
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
  1218
  // by a compiler thread), and compiled method registration.
13738
d67be49a5beb 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents: 13728
diff changeset
  1219
  if (InstanceRefKlass::owns_pending_list_lock(JavaThread::current())) {
9343
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
  1220
    return;
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
  1221
  }
cf46e123429d 7037756: Deadlock in compiler thread similiar to 6789220
johnc
parents: 9138
diff changeset
  1222
26799
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
  1223
  if (TieredCompilation) {
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
  1224
    // Tiered policy requires MethodCounters to exist before adding a method to
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
  1225
    // the queue. Create if we don't have them yet.
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
  1226
    method->get_method_counters(thread);
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
  1227
  }
0c349e16bbe8 8058564: Tiered compilation performance drop in PIT
iveresov
parents: 26796
diff changeset
  1228
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1229
  // Outputs from the following MutexLocker block:
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1230
  CompileTask* task     = NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1231
  bool         blocking = false;
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1232
  CompileQueue* queue  = compile_queue(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1233
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1234
  // Acquire our lock.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1235
  {
27696
c43940b3cf78 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
neliasso
parents: 27642
diff changeset
  1236
    MutexLocker locker(MethodCompileQueue_lock, thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1237
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1238
    // Make sure the method has not slipped into the queues since
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1239
    // last we checked; note that those checks were "fast bail-outs".
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1240
    // 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
  1241
    if (compilation_is_in_queue(method)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1242
      return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1243
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1244
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1245
    // We need to check again to see if the compilation has
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1246
    // completed.  A previous compilation may have registered
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1247
    // some result.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1248
    if (compilation_is_complete(method, osr_bci, comp_level)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1249
      return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1250
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1251
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1252
    // We now know that this compilation is not pending, complete,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1253
    // or prohibited.  Assign a compile_id to this compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1254
    // and check to see if it is in our [Start..Stop) range.
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1255
    int compile_id = assign_compile_id(method, osr_bci);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1256
    if (compile_id == 0) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1257
      // The compilation falls outside the allowed range.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1258
      return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1259
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1260
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1261
    // 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
  1262
    blocking = is_compile_blocking();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1263
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1264
    // We will enter the compilation in the queue.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1265
    // 14012000: Note that this sets the queued_for_compile bits in
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1266
    // the target method. We can now reason that a method cannot be
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1267
    // queued for compilation more than once, as follows:
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1268
    // Before a thread queues a task for compilation, it first acquires
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1269
    // the compile queue lock, then checks if the method's queued bits
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1270
    // are set or it has already been compiled. Thus there can not be two
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1271
    // instances of a compilation task for the same method on the
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1272
    // compilation queue. Consider now the case where the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1273
    // thread has already removed a task for that method from the queue
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1274
    // and is in the midst of compiling it. In this case, the
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1275
    // queued_for_compile bits must be set in the method (and these
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1276
    // will be visible to the current thread, since the bits were set
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1277
    // under protection of the compile queue lock, which we hold now.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1278
    // When the compilation completes, the compiler thread first sets
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1279
    // the compilation result and then clears the queued_for_compile
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1280
    // bits. Neither of these actions are protected by a barrier (or done
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1281
    // under the protection of a lock), so the only guarantee we have
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1282
    // (on machines with TSO (Total Store Order)) is that these values
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1283
    // will update in that order. As a result, the only combinations of
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1284
    // these bits that the current thread will see are, in temporal order:
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1285
    // <RESULT, QUEUE> :
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1286
    //     <0, 1> : in compile queue, but not yet compiled
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1287
    //     <1, 1> : compiled but queue bit not cleared
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1288
    //     <1, 0> : compiled and queue bit cleared
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1289
    // Because we first check the queue bits then check the result bits,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1290
    // we are assured that we cannot introduce a duplicate task.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1291
    // Note that if we did the tests in the reverse order (i.e. check
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1292
    // result then check queued bit), we could get the result bit before
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1293
    // the compilation completed, and the queue bit after the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1294
    // completed, and end up introducing a "duplicate" (redundant) task.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1295
    // In that case, the compiler thread should first check if a method
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1296
    // has already been compiled before trying to compile it.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1297
    // NOTE: in the event that there are multiple compiler threads and
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1298
    // there is de-optimization/recompilation, things will get hairy,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1299
    // and in that case it's best to protect both the testing (here) of
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1300
    // these bits, and their updating (here and elsewhere) under a
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1301
    // common lock.
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1302
    task = create_compile_task(queue,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1303
                               compile_id, method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1304
                               osr_bci, comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1305
                               hot_method, hot_count, comment,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1306
                               blocking);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1307
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1308
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1309
  if (blocking) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1310
    wait_for_completion(task);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1311
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1312
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1313
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1314
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1315
nmethod* CompileBroker::compile_method(methodHandle method, int osr_bci,
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1316
                                       int comp_level,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1317
                                       methodHandle hot_method, int hot_count,
11572
84afef481892 7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents: 11198
diff changeset
  1318
                                       const char* comment, Thread* THREAD) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1319
  // make sure arguments make sense
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1320
  assert(method->method_holder()->oop_is_instance(), "not an instance method");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1321
  assert(osr_bci == InvocationEntryBci || (0 <= osr_bci && osr_bci < method->code_size()), "bci out of range");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1322
  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
  1323
  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
  1324
  // allow any levels for WhiteBox
efce070b8d42 8007288: Additional WB API for compiler's testing
iignatyev
parents: 16611
diff changeset
  1325
  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
  1326
  // return quickly if possible
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1327
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1328
  // lock, make sure that the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1329
  // 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
  1330
  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
  1331
  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
  1332
      compilation_is_prohibited(method, osr_bci, comp_level)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1333
    return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1334
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1335
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1336
  if (osr_bci == InvocationEntryBci) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1337
    // standard compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1338
    nmethod* method_code = method->code();
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1339
    if (method_code != NULL) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1340
      if (compilation_is_complete(method, osr_bci, comp_level)) {
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1341
        return method_code;
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1342
      }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1343
    }
20290
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  1344
    if (method->is_not_compilable(comp_level)) {
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  1345
      return NULL;
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1346
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1347
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1348
    // osr compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1349
#ifndef TIERED
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1350
    // seems like an assert of dubious value
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1351
    assert(comp_level == CompLevel_highest_tier,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1352
           "all OSR compiles are assumed to be at a single compilation lavel");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1353
#endif // TIERED
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1354
    // We accept a higher level osr method
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1355
    nmethod* nm = method->lookup_osr_nmethod_for(osr_bci, comp_level, false);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1356
    if (nm != NULL) return nm;
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1357
    if (method->is_not_osr_compilable(comp_level)) return NULL;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1358
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1359
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1360
  assert(!HAS_PENDING_EXCEPTION, "No exception should be present");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1361
  // 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
  1362
  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
  1363
    method->constants()->resolve_string_constants(CHECK_AND_CLEAR_NULL);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1364
    // Resolve all classes seen in the signature of the method
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1365
    // we are compiling.
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1366
    Method::load_signature_classes(method, CHECK_AND_CLEAR_NULL);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1367
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1368
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1369
  // If the method is native, do the lookup in the thread requesting
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1370
  // the compilation. Native lookups can load code, which is not
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1371
  // permitted during compilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1372
  //
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1373
  // Note: A native method implies non-osr compilation which is
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1374
  //       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
  1375
  if (method->is_native() && !method->is_method_handle_intrinsic()) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1376
    bool in_base_library;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1377
    address adr = NativeLookup::lookup(method, in_base_library, THREAD);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1378
    if (HAS_PENDING_EXCEPTION) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1379
      // In case of an exception looking up the method, we just forget
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1380
      // about it. The interpreter will kick-in and throw the exception.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1381
      method->set_not_compilable(); // implies is_not_osr_compilable()
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1382
      CLEAR_PENDING_EXCEPTION;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1383
      return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1384
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1385
    assert(method->has_native_function(), "must have native code by now");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1386
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1387
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1388
  // RedefineClasses() has replaced this method; just return
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1389
  if (method->is_old()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1390
    return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1391
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1392
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1393
  // JVMTI -- post_compile_event requires jmethod_id() that may require
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1394
  // a lock the compiling thread can not acquire. Prefetch it here.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1395
  if (JvmtiExport::should_post_compiled_method_load()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1396
    method->jmethod_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1397
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1398
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1399
  // do the compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1400
  if (method->is_native()) {
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 13195
diff changeset
  1401
    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
  1402
      // The following native methods:
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1403
      //
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1404
      // java.lang.Float.intBitsToFloat
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1405
      // java.lang.Float.floatToRawIntBits
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1406
      // java.lang.Double.longBitsToDouble
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1407
      // java.lang.Double.doubleToRawLongBits
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1408
      //
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1409
      // 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
  1410
      // 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
  1411
      // 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
  1412
      // 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
  1413
      // 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
  1414
      // 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
  1415
      if ((UseSSE >= 1 &&
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1416
          (method->intrinsic_id() == vmIntrinsics::_intBitsToFloat ||
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1417
           method->intrinsic_id() == vmIntrinsics::_floatToRawIntBits)) ||
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1418
          (UseSSE >= 2 &&
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1419
           (method->intrinsic_id() == vmIntrinsics::_longBitsToDouble ||
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1420
            method->intrinsic_id() == vmIntrinsics::_doubleToRawLongBits))) {
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1421
        return NULL;
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1422
      }
01e2f5e916c7 8076373: In 32-bit VM interpreter and compiled code process NaN values differently
zmajo
parents: 31981
diff changeset
  1423
21098
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1424
      // 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
  1425
      // 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
  1426
      //
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1427
      // 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
  1428
      // 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
  1429
      AdapterHandlerLibrary::create_native_wrapper(method);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1430
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1431
      return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1432
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1433
  } else {
21098
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1434
    // 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
  1435
    // 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
  1436
    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
  1437
      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
  1438
      return NULL;
1820670a3362 8026407: VM crashes on linux-ppc and linux-i586 when there is not enough ReservedCodeCacheSize specified
anoll
parents: 20707
diff changeset
  1439
    }
11572
84afef481892 7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents: 11198
diff changeset
  1440
    compile_method_base(method, osr_bci, comp_level, hot_method, hot_count, comment, THREAD);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1441
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1442
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1443
  // return requested nmethod
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1444
  // We accept a higher level osr method
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1445
  return osr_bci  == InvocationEntryBci ? method->code() : method->lookup_osr_nmethod_for(osr_bci, comp_level, false);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1446
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1447
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1448
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1449
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1450
// CompileBroker::compilation_is_complete
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1451
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1452
// See if compilation of this method is already complete.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1453
bool CompileBroker::compilation_is_complete(methodHandle method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1454
                                            int          osr_bci,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1455
                                            int          comp_level) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1456
  bool is_osr = (osr_bci != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1457
  if (is_osr) {
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1458
    if (method->is_not_osr_compilable(comp_level)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1459
      return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1460
    } else {
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1461
      nmethod* result = method->lookup_osr_nmethod_for(osr_bci, comp_level, true);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1462
      return (result != NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1463
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1464
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1465
    if (method->is_not_compilable(comp_level)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1466
      return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1467
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1468
      nmethod* result = method->code();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1469
      if (result == NULL) return false;
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1470
      return comp_level == result->comp_level();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1471
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1472
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1473
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1474
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1475
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1476
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1477
 * See if this compilation is already requested.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1478
 *
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1479
 * 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
  1480
 * 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
  1481
 * 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
  1482
 * 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
  1483
 * 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
  1484
 * 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
  1485
 */
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1486
bool CompileBroker::compilation_is_in_queue(methodHandle method) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1487
  return method->queued_for_compilation();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1488
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1489
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1490
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1491
// CompileBroker::compilation_is_prohibited
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1492
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1493
// See if this compilation is not allowed.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1494
bool CompileBroker::compilation_is_prohibited(methodHandle method, int osr_bci, int comp_level) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1495
  bool is_native = method->is_native();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1496
  // 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
  1497
  AbstractCompiler *comp = compiler(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1498
  if (is_native &&
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1499
      (!CICompileNatives || comp == NULL || !comp->supports_native())) {
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  1500
    method->set_not_compilable_quietly(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1501
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1502
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1503
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1504
  bool is_osr = (osr_bci != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1505
  // Some compilers may not support on stack replacement.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1506
  if (is_osr &&
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1507
      (!CICompileOSR || comp == NULL || !comp->supports_osr())) {
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  1508
    method->set_not_osr_compilable(comp_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1509
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1510
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1511
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1512
  // The method may be explicitly excluded by the user.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1513
  bool quietly;
28650
772aaab2582f 8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents: 28501
diff changeset
  1514
  double scale;
772aaab2582f 8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents: 28501
diff changeset
  1515
  if (CompilerOracle::should_exclude(method, quietly)
772aaab2582f 8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents: 28501
diff changeset
  1516
      || (CompilerOracle::has_option_value(method, "CompileThresholdScaling", scale) && scale == 0)) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1517
    if (!quietly) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1518
      // This does not happen quietly...
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1519
      ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1520
      tty->print("### Excluding %s:%s",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1521
                 method->is_native() ? "generation of native wrapper" : "compile",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1522
                 (method->is_static() ? " static" : ""));
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1523
      method->print_short_name(tty);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1524
      tty->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1525
    }
15479
e3c00ec80145 8006613: adding reason to made_not_compilable
vlivanov
parents: 15213
diff changeset
  1526
    method->set_not_compilable(CompLevel_all, !quietly, "excluded by CompilerOracle");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1527
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1528
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1529
  return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1530
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1531
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1532
/**
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1533
 * Generate serialized IDs for compilation requests. If certain debugging flags are used
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1534
 * 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
  1535
 * The function also allows to generate separate compilation IDs for OSR compilations.
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1536
 */
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1537
int CompileBroker::assign_compile_id(methodHandle method, int osr_bci) {
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1538
#ifdef ASSERT
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1539
  bool is_osr = (osr_bci != standard_entry_bci);
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1540
  int id;
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1541
  if (method->is_native()) {
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1542
    assert(!is_osr, "can't be osr");
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1543
    // Adapters, native wrappers and method handle intrinsics
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1544
    // should be generated always.
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1545
    return Atomic::add(1, &_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1546
  } else if (CICountOSR && is_osr) {
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1547
    id = Atomic::add(1, &_osr_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1548
    if (CIStartOSR <= id && id < CIStopOSR) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1549
      return id;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1550
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1551
  } else {
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1552
    id = Atomic::add(1, &_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1553
    if (CIStart <= id && id < CIStop) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1554
      return id;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1555
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1556
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1557
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1558
  // 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
  1559
  method->set_not_compilable_quietly();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1560
  return 0;
22247
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1561
#else
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1562
  // 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
  1563
  // only _compilation_id is incremented.
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1564
  return Atomic::add(1, &_compilation_id);
cde20a0fa906 8022494: Make compilation IDs sequential
anoll
parents: 21575
diff changeset
  1565
#endif
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1566
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1567
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1568
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1569
 * 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
  1570
 * has been fulfilled?
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1571
 */
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1572
bool CompileBroker::is_compile_blocking() {
13738
d67be49a5beb 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents: 13728
diff changeset
  1573
  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
  1574
  return !BackgroundCompilation;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1575
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1576
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1577
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1578
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1579
// CompileBroker::preload_classes
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1580
void CompileBroker::preload_classes(methodHandle method, TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1581
  // Move this code over from c1_Compiler.cpp
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1582
  ShouldNotReachHere();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1583
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1584
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1585
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1586
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1587
// CompileBroker::create_compile_task
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1588
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1589
// Create a CompileTask object representing the current request for
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1590
// compilation.  Add this task to the queue.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1591
CompileTask* CompileBroker::create_compile_task(CompileQueue* queue,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1592
                                              int           compile_id,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1593
                                              methodHandle  method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1594
                                              int           osr_bci,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1595
                                              int           comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1596
                                              methodHandle  hot_method,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1597
                                              int           hot_count,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1598
                                              const char*   comment,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1599
                                              bool          blocking) {
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1600
  CompileTask* new_task = CompileTask::allocate();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1601
  new_task->initialize(compile_id, method, osr_bci, comp_level,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1602
                       hot_method, hot_count, comment,
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1603
                       blocking);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1604
  queue->add(new_task);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1605
  return new_task;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1606
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1607
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1608
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1609
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1610
 *  Wait for the compilation task to complete.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1611
 */
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1612
void CompileBroker::wait_for_completion(CompileTask* task) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1613
  if (CIPrintCompileQueue) {
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1614
    ttyLocker ttyl;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1615
    tty->print_cr("BLOCKING FOR COMPILE");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1616
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1617
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1618
  assert(task->is_blocking(), "can only wait on blocking task");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1619
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1620
  JavaThread* thread = JavaThread::current();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1621
  thread->set_blocked_on_compilation(true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1622
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1623
  methodHandle method(thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1624
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1625
    MutexLocker waiter(task->lock(), thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1626
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1627
    while (!task->is_complete() && !is_compilation_disabled_forever()) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1628
      task->lock()->wait();
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1629
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1630
  }
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1631
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1632
  thread->set_blocked_on_compilation(false);
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1633
  if (is_compilation_disabled_forever()) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1634
    CompileTask::free(task);
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1635
    return;
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1636
  }
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1637
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1638
  // It is harmless to check this status without the lock, because
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1639
  // completion is a stable property (until the task object is recycled).
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1640
  assert(task->is_complete(), "Compilation should have completed");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1641
  assert(task->code_handle() == NULL, "must be reset");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1642
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1643
  // By convention, the waiter is responsible for recycling a
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1644
  // blocking CompileTask. Since there is only one waiter ever
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1645
  // waiting on a CompileTask, we know that no one else will
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1646
  // 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
  1647
  CompileTask::free(task);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1648
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1649
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1650
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1651
 * 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
  1652
 * 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
  1653
 * compiler threads can start compiling.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1654
 */
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1655
bool CompileBroker::init_compiler_runtime() {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1656
  CompilerThread* thread = CompilerThread::current();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1657
  AbstractCompiler* comp = thread->compiler();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1658
  // Final sanity check - the compiler object must exist
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1659
  guarantee(comp != NULL, "Compiler object must exist");
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1660
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1661
  int system_dictionary_modification_counter;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1662
  {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1663
    MutexLocker locker(Compile_lock, thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1664
    system_dictionary_modification_counter = SystemDictionary::number_of_modifications();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1665
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1666
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1667
  {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1668
    // Must switch to native to allocate ci_env
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1669
    ThreadToNativeFromVM ttn(thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1670
    ciEnv ci_env(NULL, system_dictionary_modification_counter);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1671
    // Cache Jvmti state
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1672
    ci_env.cache_jvmti_state();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1673
    // Cache DTrace flags
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1674
    ci_env.cache_dtrace_flags();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1675
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1676
    // Switch back to VM state to do compiler initialization
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1677
    ThreadInVMfromNative tv(thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1678
    ResetNoHandleMark rnhm;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1679
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1680
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1681
    if (!comp->is_shark()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1682
      // Perform per-thread and global initializations
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1683
      comp->initialize();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1684
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1685
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1686
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1687
  if (comp->is_failed()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1688
    disable_compilation_forever();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1689
    // 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
  1690
    // particular compiler runtime will ever start to compile methods.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1691
    shutdown_compiler_runtime(comp, thread);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1692
    return false;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1693
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1694
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1695
  // C1 specific check
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1696
  if (comp->is_c1() && (thread->get_buffer_blob() == NULL)) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1697
    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
  1698
    return false;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1699
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1700
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1701
  return true;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1702
}
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1703
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1704
/**
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1705
 * 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
  1706
 * 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
  1707
 * out to be a problem.
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1708
 */
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1709
void CompileBroker::shutdown_compiler_runtime(AbstractCompiler* comp, CompilerThread* thread) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1710
  // Free buffer blob, if allocated
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1711
  if (thread->get_buffer_blob() != NULL) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1712
    MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1713
    CodeCache::free(thread->get_buffer_blob());
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1714
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1715
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1716
  if (comp->should_perform_shutdown()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1717
    // There are two reasons for shutting down the compiler
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1718
    // 1) compiler runtime initialization failed
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1719
    // 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
  1720
    warning("%s initialization failed. Shutting down all compilers", comp->name());
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1721
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1722
    // Only one thread per compiler runtime object enters here
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1723
    // Set state to shut down
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1724
    comp->set_shut_down();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1725
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1726
    // 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
  1727
    if (_c1_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1728
      _c1_compile_queue->free_all();
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1729
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1730
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1731
    if (_c2_compile_queue != NULL) {
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1732
      _c2_compile_queue->free_all();
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1733
    }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1734
24321
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1735
    // 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
  1736
    UseCompiler    = false;
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1737
    UseInterpreter = true;
621f7e09fc0a 8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline
anoll
parents: 22881
diff changeset
  1738
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1739
    // We could delete compiler runtimes also. However, there are references to
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1740
    // 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
  1741
    // fail. This can be done later if necessary.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1742
  }
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1743
}
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1744
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1745
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1746
// CompileBroker::compiler_thread_loop
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1747
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1748
// The main loop run by a CompilerThread.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1749
void CompileBroker::compiler_thread_loop() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1750
  CompilerThread* thread = CompilerThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1751
  CompileQueue* queue = thread->queue();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1752
  // For the thread that initializes the ciObjectFactory
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1753
  // this resource mark holds all the shared objects
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1754
  ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1755
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1756
  // First thread to get here will initialize the compiler interface
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1757
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1758
  if (!ciObjectFactory::is_initialized()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1759
    ASSERT_IN_VM;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1760
    MutexLocker only_one (CompileThread_lock, thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1761
    if (!ciObjectFactory::is_initialized()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1762
      ciObjectFactory::initialize();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1763
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1764
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1765
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1766
  // Open a log.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1767
  if (LogCompilation) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1768
    init_compiler_thread_log();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1769
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1770
  CompileLog* log = thread->log();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1771
  if (log != NULL) {
13964
01a2b863cc61 7177003: C1: LogCompilation support
vlivanov
parents: 13891
diff changeset
  1772
    log->begin_elem("start_compile_thread name='%s' thread='" UINTX_FORMAT "' process='%d'",
01a2b863cc61 7177003: C1: LogCompilation support
vlivanov
parents: 13891
diff changeset
  1773
                    thread->name(),
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1774
                    os::current_thread_id(),
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1775
                    os::current_process_id());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1776
    log->stamp();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1777
    log->end_elem();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1778
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1779
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1780
  // If compiler thread/runtime initialization fails, exit the compiler thread
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1781
  if (!init_compiler_runtime()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1782
    return;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1783
  }
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  1784
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1785
  // 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
  1786
  // should only be disabled if something went wrong while initializing the
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1787
  // 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
  1788
  // 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
  1789
  // space in the code cache to generate the necessary stubs, etc.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1790
  while (!is_compilation_disabled_forever()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1791
    // We need this HandleMark to avoid leaking VM handles.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1792
    HandleMark hm(thread);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1793
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1794
    CompileTask* task = queue->get();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1795
    if (task == NULL) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1796
      continue;
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1797
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1798
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1799
    // 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
  1800
    // 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
  1801
    if (CompilerThreadHintNoPreempt) {
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1802
      os::hint_no_preempt();
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  1803
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1804
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1805
    // trace per thread time and compile statistics
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1806
    CompilerCounters* counters = ((CompilerThread*)thread)->counters();
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1807
    PerfTraceTimedEvent(counters->time_counter(), counters->compile_counter());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1808
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1809
    // Assign the task to the current thread.  Mark this compilation
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1810
    // thread as active for the profiler.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1811
    CompileTaskWrapper ctw(task);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1812
    nmethodLocker result_handle;  // (handle for the nmethod produced by this task)
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1813
    task->set_code_handle(&result_handle);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1814
    methodHandle method(thread, task->method());
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1815
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1816
    // Never compile a method if breakpoints are present in it
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1817
    if (method()->number_of_breakpoints() == 0) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1818
      // Compile the method.
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1819
      if ((UseCompiler || AlwaysCompileLoopMethods) && CompileBroker::should_compile_new_jobs()) {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1820
        invoke_compiler_on_method(task);
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1821
      } else {
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1822
        // After compilation is disabled, remove remaining methods from queue
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1823
        method->clear_queued_for_compilation();
25642
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
  1824
        task->set_failure_reason("compilation is disabled");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1825
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1826
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1827
  }
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1828
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1829
  // Shut down compiler runtime
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  1830
  shutdown_compiler_runtime(thread->compiler(), thread);
1
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
// CompileBroker::init_compiler_thread_log
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1835
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1836
// Set up state required by +LogCompilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1837
void CompileBroker::init_compiler_thread_log() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1838
    CompilerThread* thread = CompilerThread::current();
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1839
    char  file_name[4*K];
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1840
    FILE* fp = NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1841
    intx thread_id = os::current_thread_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1842
    for (int try_temp_dir = 1; try_temp_dir >= 0; try_temp_dir--) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1843
      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
  1844
      if (dir == NULL) {
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1845
        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
  1846
                     thread_id, os::current_process_id());
aab592fd4f44 6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents: 5051
diff changeset
  1847
      } else {
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1848
        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
  1849
                     "%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
  1850
                     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
  1851
      }
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1852
27709
e6f02d6fee44 8007993: hotspot.log w/ enabled LogCompilation can be an invalid XML
thartmann
parents: 27706
diff changeset
  1853
      fp = fopen(file_name, "wt");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1854
      if (fp != NULL) {
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1855
        if (LogCompilation && Verbose) {
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1856
          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
  1857
        }
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1858
        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
  1859
        thread->init_log(log);
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1860
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1861
        if (xtty != NULL) {
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1862
          ttyLocker ttyl;
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1863
          // Record any per thread log files
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  1864
          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
  1865
        }
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1866
        return;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1867
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1868
    }
17876
7313e6d57e36 8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp
anoll
parents: 17383
diff changeset
  1869
    warning("Cannot open log file: %s", file_name);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1870
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1871
27461
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1872
void CompileBroker::log_metaspace_failure() {
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1873
  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
  1874
                        "is out of memory";
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1875
  if (_compilation_log != NULL) {
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1876
    _compilation_log->log_metaspace_failure(message);
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1877
  }
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1878
  if (PrintCompilation) {
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1879
    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
  1880
  }
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1881
}
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1882
90e9e0f9c0c5 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
coleenp
parents: 26913
diff changeset
  1883
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1884
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1885
// CompileBroker::set_should_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1886
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1887
// Set _should_block.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1888
// Call this from the VM, with Threads_lock held and a safepoint requested.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1889
void CompileBroker::set_should_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1890
  assert(Threads_lock->owner() == Thread::current(), "must have threads lock");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1891
  assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint already");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1892
#ifndef PRODUCT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1893
  if (PrintCompilation && (Verbose || WizardMode))
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1894
    tty->print_cr("notifying compiler thread pool to block");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1895
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1896
  _should_block = true;
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::maybe_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1901
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1902
// Call this from the compiler at convenient points, to poll for _should_block.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1903
void CompileBroker::maybe_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1904
  if (_should_block) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1905
#ifndef PRODUCT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1906
    if (PrintCompilation && (Verbose || WizardMode))
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  1907
      tty->print_cr("compiler thread " INTPTR_FORMAT " poll detects block request", p2i(Thread::current()));
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1908
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1909
    ThreadInVMfromNative tivfn(JavaThread::current());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1910
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1911
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1912
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1913
// wrapper for CodeCache::print_summary()
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1914
static void codecache_print(bool detailed)
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1915
{
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1916
  ResourceMark rm;
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1917
  stringStream s;
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1918
  // Dump code cache  into a buffer before locking the tty,
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1919
  {
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1920
    MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1921
    CodeCache::print_summary(&s, detailed);
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1922
  }
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1923
  ttyLocker ttyl;
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  1924
  tty->print("%s", s.as_string());
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1925
}
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  1926
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1927
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1928
// CompileBroker::invoke_compiler_on_method
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1929
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1930
// Compile a method.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1931
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1932
void CompileBroker::invoke_compiler_on_method(CompileTask* task) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1933
  if (PrintCompilation) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1934
    ResourceMark rm;
26587
e8b28fa936af 8054889: Compiler team's implementation task
neliasso
parents: 25647
diff changeset
  1935
    task->print_tty();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1936
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1937
  elapsedTimer time;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1938
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1939
  CompilerThread* thread = CompilerThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1940
  ResourceMark rm(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1941
11636
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1942
  if (LogEvents) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1943
    _compilation_log->log_compile(thread, task);
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1944
  }
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  1945
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1946
  // Common flags.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1947
  uint compile_id = task->compile_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1948
  int osr_bci = task->osr_bci();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1949
  bool is_osr = (osr_bci != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1950
  bool should_log = (thread->log() != NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1951
  bool should_break = false;
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  1952
  int task_level = task->comp_level();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1953
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1954
    // create the handle inside it's own block so it can't
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1955
    // accidentally be referenced once the thread transitions to
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1956
    // native.  The NoHandleMark before the transition should catch
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1957
    // 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
  1958
    methodHandle method(thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1959
    should_break = check_break_at(method, compile_id, is_osr);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1960
    if (should_log && !CompilerOracle::should_log(method)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1961
      should_log = false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1962
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1963
    assert(!method->is_native(), "no longer compile natives");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1964
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1965
    // 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
  1966
    set_last_compile(thread, method, is_osr, task_level);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1967
17133
ef4dd2f8fcb1 8013532: Remove unused parameter "compiler" from DTRACE_METHOD_COMPILE* macros
roland
parents: 17132
diff changeset
  1968
    DTRACE_METHOD_COMPILE_BEGIN_PROBE(method, compiler_name(task_level));
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1969
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1970
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1971
  // Allocate a new set of JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1972
  push_jni_handle_block();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  1973
  Method* target_handle = task->method();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1974
  int compilable = ciEnv::MethodCompilable;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1975
  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1976
    int system_dictionary_modification_counter;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1977
    {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1978
      MutexLocker locker(Compile_lock, thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1979
      system_dictionary_modification_counter = SystemDictionary::number_of_modifications();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1980
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1981
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1982
    NoHandleMark  nhm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1983
    ThreadToNativeFromVM ttn(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1984
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1985
    ciEnv ci_env(task, system_dictionary_modification_counter);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1986
    if (should_break) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1987
      ci_env.set_break_at_compile(true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1988
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1989
    if (should_log) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1990
      ci_env.set_log(thread->log());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1991
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1992
    assert(thread->env() == &ci_env, "set by ci_env");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1993
    // The thread-env() field is cleared in ~CompileTaskWrapper.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  1994
2867
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1995
    // 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
  1996
    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
  1997
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
  1998
    // 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
  1999
    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
  2000
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2001
    ciMethod* target = ci_env.get_method_from_handle(target_handle);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2002
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2003
    TraceTime t1("compilation", &time);
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2004
    EventCompilation event;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2005
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2006
    AbstractCompiler *comp = compiler(task_level);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2007
    if (comp == NULL) {
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2008
      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
  2009
    } else {
27642
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  2010
      if (WhiteBoxAPI && WhiteBox::compilation_locked) {
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  2011
        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
  2012
        while (WhiteBox::compilation_locked) {
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  2013
          locker.wait(Mutex::_no_safepoint_check_flag);
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  2014
        }
8c9eff693145 8059624: Test task: WhiteBox API for testing segmented codecache feature
iignatyev
parents: 27464
diff changeset
  2015
      }
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2016
      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
  2017
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2018
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2019
    if (!ci_env.failing() && task->code() == NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2020
      //assert(false, "compiler should always document failure");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2021
      // The compiler elected, without comment, not to register a result.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2022
      // Do not attempt further compilations of this method.
7389
93110864f81e 7000349: Tiered reacts incorrectly to C1 compilation failures
iveresov
parents: 6453
diff changeset
  2023
      ci_env.record_method_not_compilable("compile failed", !TieredCompilation);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2024
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2025
11636
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2026
    // Copy this bit to the enclosing block:
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2027
    compilable = ci_env.compilable();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2028
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2029
    if (ci_env.failing()) {
25642
9d809ea074d9 8049530: Provide descriptive failure reason for compilation tasks removed for the queue
vlivanov
parents: 25477
diff changeset
  2030
      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
  2031
      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
  2032
      const char* retry_message = ci_env.retry_message();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2033
      if (_compilation_log != NULL) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2034
        _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
  2035
      }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2036
      if (PrintCompilation) {
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2037
        FormatBufferResource msg = retry_message != NULL ?
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2038
            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
  2039
            err_msg_res("COMPILE SKIPPED: %s",      ci_env.failure_reason());
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2040
        task->print_compilation(tty, msg);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2041
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2042
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2043
      task->mark_success();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2044
      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
  2045
      if (_compilation_log != NULL) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2046
        nmethod* code = task->code();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2047
        if (code != NULL) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2048
          _compilation_log->log_nmethod(thread, code);
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2049
        }
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 11572
diff changeset
  2050
      }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2051
    }
17123
a8e62eed2e3e 8011675: adding compilation level to replay data
iignatyev
parents: 17016
diff changeset
  2052
    // simulate crash during compilation
a8e62eed2e3e 8011675: adding compilation level to replay data
iignatyev
parents: 17016
diff changeset
  2053
    assert(task->compile_id() != CICrashAt, "just as planned");
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2054
    if (event.should_commit()) {
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2055
      event.set_method(target->get_Method());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2056
      event.set_compileID(compile_id);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2057
      event.set_compileLevel(task->comp_level());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2058
      event.set_succeded(task->is_success());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2059
      event.set_isOsr(is_osr);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2060
      event.set_codeSize((task->code() == NULL) ? 0 : task->code()->total_size());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2061
      event.set_inlinedBytes(task->num_inlined_bytecodes());
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2062
      event.commit();
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2063
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2064
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2065
  pop_jni_handle_block();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2066
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  2067
  methodHandle method(thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2068
17133
ef4dd2f8fcb1 8013532: Remove unused parameter "compiler" from DTRACE_METHOD_COMPILE* macros
roland
parents: 17132
diff changeset
  2069
  DTRACE_METHOD_COMPILE_END_PROBE(method, compiler_name(task_level), task->is_success());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2070
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2071
  collect_statistics(thread, time, task);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2072
10988
a3b2bd43ef4f 7107042: assert(no_dead_loop) failed: dead loop detected
kvn
parents: 10971
diff changeset
  2073
  if (PrintCompilation && PrintCompilation2) {
10971
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  2074
    tty->print("%7d ", (int) tty->time_stamp().milliseconds());  // print timestamp
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  2075
    tty->print("%4d ", compile_id);    // print compilation number
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  2076
    tty->print("%s ", (is_osr ? "%" : " "));
17383
3665c0901a0d 6934604: enable parts of EliminateAutoBox by default
kvn
parents: 17133
diff changeset
  2077
    if (task->code() != NULL) {
3665c0901a0d 6934604: enable parts of EliminateAutoBox by default
kvn
parents: 17133
diff changeset
  2078
      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
  2079
    }
3665c0901a0d 6934604: enable parts of EliminateAutoBox by default
kvn
parents: 17133
diff changeset
  2080
    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
  2081
  }
db45f6ab9a75 7097546: Optimize use of CMOVE instructions
kvn
parents: 10739
diff changeset
  2082
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  2083
  if (PrintCodeCacheOnCompilation)
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  2084
    codecache_print(/* detailed= */ false);
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  2085
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2086
  // Disable compilation, if required.
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2087
  switch (compilable) {
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2088
  case ciEnv::MethodCompilable_never:
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2089
    if (is_osr)
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2090
      method->set_not_osr_compilable_quietly();
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2091
    else
4756
da88c27a9241 6923043: failed nightly tests which use -XX:+PrintCompilation -Xcomp -XX:CompileOnly
kvn
parents: 4750
diff changeset
  2092
      method->set_not_compilable_quietly();
13891
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2093
    break;
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2094
  case ciEnv::MethodCompilable_not_at_tier:
35dabd293e56 7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents: 13738
diff changeset
  2095
    if (is_osr)
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2096
      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
  2097
    else
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2098
      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
  2099
    break;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2100
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2101
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2102
  // Note that the queued_for_compilation bits are cleared without
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2103
  // 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
  2104
  // when adding the task to the compile queue -- at which time the
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2105
  // compile queue lock was held. Subsequently, we acquired the compile
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2106
  // queue lock to get this task off the compile queue; thus (to belabour
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2107
  // the point somewhat) our clearing of the bits must be occurring
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2108
  // only after the setting of the bits. See also 14012000 above.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2109
  method->clear_queued_for_compilation();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2110
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2111
#ifdef ASSERT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2112
  if (CollectedHeap::fired_fake_oom()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2113
    // The current compile received a fake OOM during compilation so
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2114
    // go ahead and exit the VM since the test apparently succeeded
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2115
    tty->print_cr("*** Shutting down VM after successful fake OOM");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2116
    vm_exit(0);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2117
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2118
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2119
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2120
21575
6a9645992cee 8027593: performance drop with constrained codecache starting with hs25 b111
anoll
parents: 21204
diff changeset
  2121
/**
27420
04e6f914cce1 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
anoll
parents: 26913
diff changeset
  2122
 * 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
  2123
 * 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
  2124
 * 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
  2125
 * 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
  2126
 */
26796
666464578742 8015774: Add support for multiple code heaps
thartmann
parents: 26587
diff changeset
  2127
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
  2128
  UseInterpreter = true;
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2129
  if (UseCompiler || AlwaysCompileLoopMethods ) {
6270
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  2130
    if (xtty != NULL) {
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  2131
      ResourceMark rm;
9138
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  2132
      stringStream s;
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  2133
      // 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
  2134
      // 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
  2135
      CodeCache::log_state(&s);
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  2136
      // Lock to prevent tearing
35e4b04eadf4 7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ...
iveresov
parents: 9103
diff changeset
  2137
      ttyLocker ttyl;
6270
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  2138
      xtty->begin_elem("code_cache_full");
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 24350
diff changeset
  2139
      xtty->print("%s", s.as_string());
6270
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  2140
      xtty->stamp();
d628c75fbf48 6976372: # assert(_owner == Thread::current()) failed: invariant
never
parents: 6187
diff changeset
  2141
      xtty->end_elem();
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2142
    }
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2143
5701
bb5bb5d5e19f 6930994: Code cache is full warning should be visible in product
never
parents: 5533
diff changeset
  2144
#ifndef PRODUCT
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2145
    if (CompileTheWorld || ExitOnFullCodeCache) {
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14816
diff changeset
  2146
      codecache_print(/* detailed= */ true);
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2147
      before_exit(JavaThread::current());
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2148
      exit_globals(); // will delete tty
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2149
      vm_direct_exit(CompileTheWorld ? 0 : 1);
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2150
    }
5701
bb5bb5d5e19f 6930994: Code cache is full warning should be visible in product
never
parents: 5533
diff changeset
  2151
#endif
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2152
    if (UseCodeCacheFlushing) {
20290
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  2153
      // 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
  2154
      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
  2155
        NMethodSweeper::log_sweep("disable_compiler");
2127dc70bce9 8020151: PSR:PERF Large performance regressions when code cache is filled
anoll
parents: 19708
diff changeset
  2156
      }
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2157
    } else {
20707
b3b658c6d1f8 8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
anoll
parents: 20688
diff changeset
  2158
      disable_compilation_forever();
4750
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2159
    }
21575
6a9645992cee 8027593: performance drop with constrained codecache starting with hs25 b111
anoll
parents: 21204
diff changeset
  2160
26796
666464578742 8015774: Add support for multiple code heaps
thartmann
parents: 26587
diff changeset
  2161
    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
  2162
  }
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2163
}
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2164
71fd601907dc 4360113: Evict nmethods when code cache gets full
kvn
parents: 4560
diff changeset
  2165
// ------------------------------------------------------------------
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2166
// CompileBroker::set_last_compile
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2167
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2168
// Record this compilation for debugging purposes.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2169
void CompileBroker::set_last_compile(CompilerThread* thread, methodHandle method, bool is_osr, int comp_level) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2170
  ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2171
  char* method_name = method->name()->as_C_string();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2172
  strncpy(_last_method_compiled, method_name, CompileBroker::name_buffer_length);
25503
9f471b837330 8030763: Validate global memory allocation
hseigel
parents: 25477
diff changeset
  2173
  _last_method_compiled[CompileBroker::name_buffer_length - 1] = '\0'; // ensure null terminated
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2174
  char current_method[CompilerCounters::cmname_buffer_length];
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2175
  size_t maxLen = CompilerCounters::cmname_buffer_length;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2176
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2177
  if (UsePerfData) {
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  2178
    const char* class_name = method->method_holder()->name()->as_C_string();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2179
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2180
    size_t s1len = strlen(class_name);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2181
    size_t s2len = strlen(method_name);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2182
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2183
    // check if we need to truncate the string
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2184
    if (s1len + s2len + 2 > maxLen) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2185
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2186
      // the strategy is to lop off the leading characters of the
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2187
      // class name and the trailing characters of the method name.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2188
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2189
      if (s2len + 2 > maxLen) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2190
        // lop of the entire class name string, let snprintf handle
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2191
        // truncation of the method name.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2192
        class_name += s1len; // null string
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2193
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2194
      else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2195
        // lop off the extra characters from the front of the class name
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2196
        class_name += ((s1len + s2len + 2) - maxLen);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2197
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2198
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2199
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2200
    jio_snprintf(current_method, maxLen, "%s %s", class_name, method_name);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2201
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2202
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2203
  if (CICountOSR && is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2204
    _last_compile_type = osr_compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2205
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2206
    _last_compile_type = normal_compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2207
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2208
  _last_compile_level = comp_level;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2209
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2210
  if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2211
    CompilerCounters* counters = thread->counters();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2212
    counters->set_current_method(current_method);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2213
    counters->set_compile_type((jlong)_last_compile_type);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2214
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2215
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2216
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2217
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2218
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2219
// CompileBroker::push_jni_handle_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2220
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2221
// Push on a new block of JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2222
void CompileBroker::push_jni_handle_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2223
  JavaThread* thread = JavaThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2224
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2225
  // Allocate a new block for JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2226
  // Inlined code from jni_PushLocalFrame()
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2227
  JNIHandleBlock* java_handles = thread->active_handles();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2228
  JNIHandleBlock* compile_handles = JNIHandleBlock::allocate_block(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2229
  assert(compile_handles != NULL && java_handles != NULL, "should not be NULL");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2230
  compile_handles->set_pop_frame_link(java_handles);  // make sure java handles get gc'd.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2231
  thread->set_active_handles(compile_handles);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2232
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2233
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2234
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2235
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2236
// CompileBroker::pop_jni_handle_block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2237
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2238
// Pop off the current block of JNI handles.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2239
void CompileBroker::pop_jni_handle_block() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2240
  JavaThread* thread = JavaThread::current();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2241
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2242
  // Release our JNI handle block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2243
  JNIHandleBlock* compile_handles = thread->active_handles();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2244
  JNIHandleBlock* java_handles = compile_handles->pop_frame_link();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2245
  thread->set_active_handles(java_handles);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2246
  compile_handles->set_pop_frame_link(NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2247
  JNIHandleBlock::release_block(compile_handles, thread); // may block
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2248
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2249
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2250
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2251
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2252
// CompileBroker::check_break_at
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2253
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2254
// Should the compilation break at the current compilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2255
bool CompileBroker::check_break_at(methodHandle method, int compile_id, bool is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2256
  if (CICountOSR && is_osr && (compile_id == CIBreakAtOSR)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2257
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2258
  } else if( CompilerOracle::should_break_at(method) ) { // break when compiling
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2259
    return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2260
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2261
    return (compile_id == CIBreakAt);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2262
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2263
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2264
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2265
// ------------------------------------------------------------------
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2266
// CompileBroker::collect_statistics
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2267
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2268
// Collect statistics about the compilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2269
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2270
void CompileBroker::collect_statistics(CompilerThread* thread, elapsedTimer time, CompileTask* task) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2271
  bool success = task->is_success();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
  2272
  methodHandle method (thread, task->method());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2273
  uint compile_id = task->compile_id();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2274
  bool is_osr = (task->osr_bci() != standard_entry_bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2275
  nmethod* code = task->code();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2276
  CompilerCounters* counters = thread->counters();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2277
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2278
  assert(code == NULL || code->is_locked_by_vm(), "will survive the MutexLocker");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2279
  MutexLocker locker(CompileStatistics_lock);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2280
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2281
  // _perf variables are production performance counters which are
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2282
  // updated regardless of the setting of the CITime and CITimeEach flags
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2283
  //
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2284
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2285
  // account all time, including bailouts and failures in this counter;
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2286
  // C1 and C2 counters are counting both successful and unsuccessful compiles
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2287
  _t_total_compilation.add(time);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2288
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2289
  if (!success) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2290
    _total_bailout_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2291
    if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2292
      _perf_last_failed_method->set_value(counters->current_method());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2293
      _perf_last_failed_type->set_value(counters->compile_type());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2294
      _perf_total_bailout_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2295
    }
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2296
    _t_bailedout_compilation.add(time);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2297
  } else if (code == NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2298
    if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2299
      _perf_last_invalidated_method->set_value(counters->current_method());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2300
      _perf_last_invalidated_type->set_value(counters->compile_type());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2301
      _perf_total_invalidated_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2302
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2303
    _total_invalidated_count++;
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2304
    _t_invalidated_compilation.add(time);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2305
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2306
    // Compilation succeeded
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2307
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2308
    // update compilation ticks - used by the implementation of
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2309
    // java.lang.management.CompilationMBean
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2310
    _perf_total_compilation->inc(time.ticks());
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 17876
diff changeset
  2311
    _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
  2312
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2313
    if (CITime) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2314
      if (is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2315
        _t_osr_compilation.add(time);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2316
        _sum_osr_bytes_compiled += method->code_size() + task->num_inlined_bytecodes();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2317
      } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2318
        _t_standard_compilation.add(time);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2319
        _sum_standard_bytes_compiled += method->code_size() + task->num_inlined_bytecodes();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2320
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2321
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2322
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2323
    if (UsePerfData) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2324
      // save the name of the last method compiled
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2325
      _perf_last_method->set_value(counters->current_method());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2326
      _perf_last_compile_type->set_value(counters->compile_type());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2327
      _perf_last_compile_size->set_value(method->code_size() +
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2328
                                         task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2329
      if (is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2330
        _perf_osr_compilation->inc(time.ticks());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2331
        _perf_sum_osr_bytes_compiled->inc(method->code_size() + task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2332
      } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2333
        _perf_standard_compilation->inc(time.ticks());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2334
        _perf_sum_standard_bytes_compiled->inc(method->code_size() + task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2335
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2336
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2337
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2338
    if (CITimeEach) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2339
      float bytes_per_sec = 1.0 * (method->code_size() + task->num_inlined_bytecodes()) / time.seconds();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2340
      tty->print_cr("%3d   seconds: %f bytes/sec : %f (bytes %d + %d inlined)",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2341
                    compile_id, time.seconds(), bytes_per_sec, method->code_size(), task->num_inlined_bytecodes());
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2342
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2343
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2344
    // Collect counts of successful compilations
6418
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  2345
    _sum_nmethod_size      += code->total_size();
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  2346
    _sum_nmethod_code_size += code->insts_size();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2347
    _total_compile_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2348
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2349
    if (UsePerfData) {
6418
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  2350
      _perf_sum_nmethod_size->inc(     code->total_size());
6671edbd230e 6978355: renaming for 6961697
twisti
parents: 6270
diff changeset
  2351
      _perf_sum_nmethod_code_size->inc(code->insts_size());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2352
      _perf_total_compile_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2353
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2354
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2355
    if (is_osr) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2356
      if (UsePerfData) _perf_total_osr_compile_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2357
      _total_osr_compile_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2358
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2359
      if (UsePerfData) _perf_total_standard_compile_count->inc();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2360
      _total_standard_compile_count++;
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2361
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2362
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2363
  // set the current method for the thread to null
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2364
  if (UsePerfData) counters->set_current_method("");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2365
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2366
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2367
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
  2368
  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
  2369
  if (comp == NULL) {
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2370
    return "no compiler";
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2371
  } else {
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2372
    return (comp->name());
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2373
  }
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2374
}
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2375
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2376
void CompileBroker::print_times() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2377
  tty->cr();
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2378
  tty->print_cr("Accumulated compiler times");
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2379
  tty->print_cr("----------------------------------------------------------");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2380
               //0000000000111111111122222222223333333333444444444455555555556666666666
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2381
               //0123456789012345678901234567890123456789012345678901234567890123456789
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2382
  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
  2383
  tty->print_cr("    Standard compilation   : %7.3f s, Average : %2.3f s",
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2384
                CompileBroker::_t_standard_compilation.seconds(),
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2385
                CompileBroker::_t_standard_compilation.seconds() / CompileBroker::_total_standard_compile_count);
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2386
  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
  2387
                CompileBroker::_t_bailedout_compilation.seconds(),
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2388
                CompileBroker::_t_bailedout_compilation.seconds() / CompileBroker::_total_bailout_count);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2389
  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
  2390
                CompileBroker::_t_osr_compilation.seconds(),
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2391
                CompileBroker::_t_osr_compilation.seconds() / CompileBroker::_total_osr_compile_count);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2392
  tty->print_cr("    Invalidated            : %7.3f s, Average : %2.3f s",
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2393
                CompileBroker::_t_invalidated_compilation.seconds(),
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2394
                CompileBroker::_t_invalidated_compilation.seconds() / CompileBroker::_total_invalidated_count);
4560
b6f7db60cb24 6909153: Fix broken options on Zero
twisti
parents: 3261
diff changeset
  2395
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2396
  AbstractCompiler *comp = compiler(CompLevel_simple);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2397
  if (comp != NULL) {
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2398
    tty->cr();
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2399
    comp->print_timers();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2400
  }
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2401
  comp = compiler(CompLevel_full_optimization);
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2402
  if (comp != NULL) {
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2403
    tty->cr();
16372
20c2c4dc8b77 8008663: [parfait] Null pointer deference in hotspot/src/share/vm/compiler/compileBroker.cpp
morris
parents: 15946
diff changeset
  2404
    comp->print_timers();
6453
970dc585ab63 6953144: Tiered compilation
iveresov
parents: 6418
diff changeset
  2405
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2406
  tty->cr();
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2407
  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
  2408
  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
  2409
  tty->print_cr("    On stack replacement    : %8d methods", CompileBroker::_total_osr_compile_count);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2410
  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
  2411
  tty->print_cr("  Total compiled bytecodes  : %8d bytes", tcb);
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2412
  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
  2413
  tty->print_cr("    On stack replacement    : %8d bytes", CompileBroker::_sum_osr_bytes_compiled);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2414
  int bps = (int)(tcb / CompileBroker::_t_total_compilation.seconds());
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2415
  tty->print_cr("  Average compilation speed : %8d bytes/s", bps);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2416
  tty->cr();
26913
9ad70cd32368 8058968: Compiler time traces should be improved
shade
parents: 26807
diff changeset
  2417
  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
  2418
  tty->print_cr("  nmethod total size        : %8d bytes", CompileBroker::_sum_nmethod_size);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2419
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2420
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2421
// Debugging output for failure
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2422
void CompileBroker::print_last_compile() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2423
  if ( _last_compile_level != CompLevel_none &&
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2424
       compiler(_last_compile_level) != NULL &&
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2425
       _last_method_compiled != NULL &&
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2426
       _last_compile_type != no_compile) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2427
    if (_last_compile_type == osr_compile) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2428
      tty->print_cr("Last parse:  [osr]%d+++(%d) %s",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2429
                    _osr_compilation_id, _last_compile_level, _last_method_compiled);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2430
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2431
      tty->print_cr("Last parse:  %d+++(%d) %s",
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2432
                    _compilation_id, _last_compile_level, _last_method_compiled);
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2433
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2434
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2435
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2436
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2437
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2438
void CompileBroker::print_compiler_threads_on(outputStream* st) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2439
#ifndef PRODUCT
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2440
  st->print_cr("Compiler thread printing unimplemented.");
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2441
  st->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2442
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
  2443
}