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view src/share/vm/services/nmtDCmd.cpp @ 7790:2c6d04c5e60f
Enable invokedynamic and make bytecode known to Graal.
author | Andreas Woess <andreas.woess@jku.at> |
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date | Fri, 15 Feb 2013 00:43:40 +0100 |
parents | 3f84e17b6bca |
children | 06db4c0afbf3 |
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/* * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #include "precompiled.hpp" #include "services/nmtDCmd.hpp" #include "services/memReporter.hpp" #include "services/memTracker.hpp" #include "utilities/globalDefinitions.hpp" NMTDCmd::NMTDCmd(outputStream* output, bool heap): DCmdWithParser(output, heap), _summary("summary", "request runtime to report current memory summary, " \ "which includes total reserved and committed memory, along " \ "with memory usage summary by each subsytem.", "BOOLEAN", false, "false"), _detail("detail", "request runtime to report memory allocation >= " "1K by each callsite.", "BOOLEAN", false, "false"), _baseline("baseline", "request runtime to baseline current memory usage, " \ "so it can be compared against in later time.", "BOOLEAN", false, "false"), _summary_diff("summary.diff", "request runtime to report memory summary " \ "comparison against previous baseline.", "BOOLEAN", false, "false"), _detail_diff("detail.diff", "request runtime to report memory detail " \ "comparison against previous baseline, which shows the memory " \ "allocation activities at different callsites.", "BOOLEAN", false, "false"), _shutdown("shutdown", "request runtime to shutdown itself and free the " \ "memory used by runtime.", "BOOLEAN", false, "false"), #ifndef PRODUCT _debug("debug", "print tracker statistics. Debug only, not thread safe", \ "BOOLEAN", false, "false"), #endif _scale("scale", "Memory usage in which scale, KB, MB or GB", "STRING", false, "KB") { _dcmdparser.add_dcmd_option(&_summary); _dcmdparser.add_dcmd_option(&_detail); _dcmdparser.add_dcmd_option(&_baseline); _dcmdparser.add_dcmd_option(&_summary_diff); _dcmdparser.add_dcmd_option(&_detail_diff); _dcmdparser.add_dcmd_option(&_shutdown); #ifndef PRODUCT _dcmdparser.add_dcmd_option(&_debug); #endif _dcmdparser.add_dcmd_option(&_scale); } void NMTDCmd::execute(TRAPS) { const char* scale_value = _scale.value(); size_t scale_unit; if (strcmp(scale_value, "KB") == 0 || strcmp(scale_value, "kb") == 0) { scale_unit = K; } else if (strcmp(scale_value, "MB") == 0 || strcmp(scale_value, "mb") == 0) { scale_unit = M; } else if (strcmp(scale_value, "GB") == 0 || strcmp(scale_value, "gb") == 0) { scale_unit = G; } else { output()->print_cr("Incorrect scale value: %s", scale_value); return; } int nopt = 0; if(_summary.is_set() && _summary.value()) { ++nopt; } if(_detail.is_set() && _detail.value()) { ++nopt; } if(_baseline.is_set() && _baseline.value()) { ++nopt; } if(_summary_diff.is_set() && _summary_diff.value()) { ++nopt; } if(_detail_diff.is_set() && _detail_diff.value()) { ++nopt; } if(_shutdown.is_set() && _shutdown.value()) { ++nopt; } #ifndef PRODUCT if(_debug.is_set() && _debug.value()) { ++nopt; } #endif if(nopt > 1) { output()->print_cr("At most one of the following option can be specified: " \ "summary, detail, baseline, summary.diff, detail.diff, shutdown" #ifndef PRODUCT ", debug" #endif ); return; } else if (nopt == 0) { if (_summary.is_set()) { output()->print_cr("No command to execute"); return; } else { _summary.set_value(true); } } #ifndef PRODUCT if (_debug.value()) { output()->print_cr("debug command is NOT thread-safe, may cause crash"); MemTracker::print_tracker_stats(output()); return; } #endif // native memory tracking has to be on if (!MemTracker::is_on() || MemTracker::shutdown_in_progress()) { // if it is not on, what's the reason? output()->print_cr(MemTracker::reason()); return; } if (_summary.value()) { BaselineTTYOutputer outputer(output()); MemTracker::print_memory_usage(outputer, scale_unit, true); } else if (_detail.value()) { BaselineTTYOutputer outputer(output()); MemTracker::print_memory_usage(outputer, scale_unit, false); } else if (_baseline.value()) { if (MemTracker::baseline()) { output()->print_cr("Successfully baselined."); } else { output()->print_cr("Baseline failed."); } } else if (_summary_diff.value()) { if (MemTracker::has_baseline()) { BaselineTTYOutputer outputer(output()); MemTracker::compare_memory_usage(outputer, scale_unit, true); } else { output()->print_cr("No baseline to compare, run 'baseline' command first"); } } else if (_detail_diff.value()) { if (MemTracker::has_baseline()) { BaselineTTYOutputer outputer(output()); MemTracker::compare_memory_usage(outputer, scale_unit, false); } else { output()->print_cr("No baseline to compare to, run 'baseline' command first"); } } else if (_shutdown.value()) { MemTracker::shutdown(MemTracker::NMT_shutdown_user); output()->print_cr("Shutdown is in progress, it will take a few moments to " \ "completely shutdown"); } else { ShouldNotReachHere(); output()->print_cr("Unknown command"); } } int NMTDCmd::num_arguments() { ResourceMark rm; NMTDCmd* dcmd = new NMTDCmd(NULL, false); if (dcmd != NULL) { DCmdMark mark(dcmd); return dcmd->_dcmdparser.num_arguments(); } else { return 0; } }