Mercurial > hg > truffle
diff src/share/vm/compiler/compileLog.hpp @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
---|---|
date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/compiler/compileLog.hpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,77 @@ +/* + * Copyright 2002-2004 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +class ciObject; +class ciSymbol; + +// CompileLog +// +// An open stream for logging information about activities in a +// compiler thread. There is exactly one per CompilerThread, +// if the +LogCompilation switch is enabled. +class CompileLog : public xmlStream { + private: + const char* _file; // name of file where XML goes + julong _file_end; // last good end of file + intx _thread_id; // which compile thread + + stringStream _context; // optional, killable context marker + char _context_buffer[100]; + + char* _identities; // array of boolean + int _identities_limit; + int _identities_capacity; + + CompileLog* _next; // static chain of all logs + + static CompileLog* _first; // head of static chain + + void va_tag(bool push, const char* format, va_list ap); + + public: + CompileLog(const char* file, FILE* fp, intx thread_id); + ~CompileLog(); + + intx thread_id() { return _thread_id; } + const char* file() { return _file; } + stringStream* context() { return &_context; } + + void name(ciSymbol* s); // name='s' + void name(symbolHandle s) { xmlStream::name(s); } + + // Output an object description, return obj->ident(). + int identify(ciObject* obj); + void clear_identities(); + + // virtuals + virtual void see_tag(const char* tag, bool push); + virtual void pop_tag(const char* tag); + + // make a provisional end of log mark + void mark_file_end() { _file_end = out()->count(); } + + // copy all logs to the given stream + static void finish_log(outputStream* out); + static void finish_log_on_error(outputStream* out, char *buf, int buflen); +};