Mercurial > jdk8-mips64-public > hotspot / annotate
src/share/vm/compiler/compileLog.hpp@2d8a650513c2 (annotated)
src/share/vm/compiler/compileLog.hpp
Fri, 29 Apr 2016 00:06:10 +0800
- author
- aoqi
- date
- Fri, 29 Apr 2016 00:06:10 +0800
- changeset 1
- 2d8a650513c2
- parent 0
- f90c822e73f8
- child 6876
- 710a3c8b516e
- permissions
- -rw-r--r--
Added MIPS 64-bit port.
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | * |
| aoqi@0 | 23 | */ |
| aoqi@0 | 24 | |
| aoqi@0 | 25 | #ifndef SHARE_VM_COMPILER_COMPILELOG_HPP |
| aoqi@0 | 26 | #define SHARE_VM_COMPILER_COMPILELOG_HPP |
| aoqi@0 | 27 | |
| aoqi@0 | 28 | #include "utilities/xmlstream.hpp" |
| aoqi@0 | 29 | |
| aoqi@0 | 30 | class ciBaseObject; |
| aoqi@0 | 31 | class ciObject; |
| aoqi@0 | 32 | class ciMetadata; |
| aoqi@0 | 33 | class ciSymbol; |
| aoqi@0 | 34 | |
| aoqi@0 | 35 | // CompileLog |
| aoqi@0 | 36 | // |
| aoqi@0 | 37 | // An open stream for logging information about activities in a |
| aoqi@0 | 38 | // compiler thread. There is exactly one per CompilerThread, |
| aoqi@0 | 39 | // if the +LogCompilation switch is enabled. |
| aoqi@0 | 40 | class CompileLog : public xmlStream { |
| aoqi@0 | 41 | private: |
| aoqi@0 | 42 | const char* _file; // name of file where XML goes |
| aoqi@0 | 43 | julong _file_end; // last good end of file |
| aoqi@0 | 44 | intx _thread_id; // which compile thread |
| aoqi@0 | 45 | |
| aoqi@0 | 46 | stringStream _context; // optional, killable context marker |
| aoqi@0 | 47 | char _context_buffer[100]; |
| aoqi@0 | 48 | |
| aoqi@0 | 49 | char* _identities; // array of boolean |
| aoqi@0 | 50 | int _identities_limit; |
| aoqi@0 | 51 | int _identities_capacity; |
| aoqi@0 | 52 | |
| aoqi@0 | 53 | CompileLog* _next; // static chain of all logs |
| aoqi@0 | 54 | |
| aoqi@0 | 55 | static CompileLog* _first; // head of static chain |
| aoqi@0 | 56 | |
| aoqi@0 | 57 | void va_tag(bool push, const char* format, va_list ap) ATTRIBUTE_PRINTF(3, 0); |
| aoqi@0 | 58 | |
| aoqi@0 | 59 | public: |
| aoqi@0 | 60 | CompileLog(const char* file_name, FILE* fp, intx thread_id); |
| aoqi@0 | 61 | ~CompileLog(); |
| aoqi@0 | 62 | |
| aoqi@0 | 63 | intx thread_id() { return _thread_id; } |
| aoqi@0 | 64 | const char* file() { return _file; } |
| aoqi@0 | 65 | |
| aoqi@0 | 66 | // Optional context marker, to help place actions that occur during |
| aoqi@0 | 67 | // parsing. If there is no log output until the next context string |
| aoqi@0 | 68 | // or reset, context string will be silently ignored |
| aoqi@0 | 69 | stringStream* context() { return &_context; } |
| aoqi@0 | 70 | void clear_context() { context()->reset(); } |
| aoqi@0 | 71 | void set_context(const char* format, ...) ATTRIBUTE_PRINTF(2, 3); |
| aoqi@0 | 72 | |
| aoqi@0 | 73 | void name(ciSymbol* s); // name='s' |
| aoqi@0 | 74 | void name(Symbol* s) { xmlStream::name(s); } |
| aoqi@0 | 75 | |
| aoqi@0 | 76 | // Output an object description, return obj->ident(). |
| aoqi@0 | 77 | int identify(ciBaseObject* obj); |
| aoqi@0 | 78 | void clear_identities(); |
| aoqi@0 | 79 | |
| aoqi@0 | 80 | void inline_fail (const char* reason); |
| aoqi@0 | 81 | void inline_success(const char* reason); |
| aoqi@0 | 82 | |
| aoqi@0 | 83 | // virtuals |
| aoqi@0 | 84 | virtual void see_tag(const char* tag, bool push); |
| aoqi@0 | 85 | virtual void pop_tag(const char* tag); |
| aoqi@0 | 86 | |
| aoqi@0 | 87 | // make a provisional end of log mark |
| aoqi@0 | 88 | void mark_file_end() { _file_end = out()->count(); } |
| aoqi@0 | 89 | |
| aoqi@0 | 90 | // Print code cache statistics |
| aoqi@0 | 91 | void code_cache_state(); |
| aoqi@0 | 92 | |
| aoqi@0 | 93 | // copy all logs to the given stream |
| aoqi@0 | 94 | static void finish_log(outputStream* out); |
| aoqi@0 | 95 | static void finish_log_on_error(outputStream* out, char *buf, int buflen); |
| aoqi@0 | 96 | }; |
| aoqi@0 | 97 | |
| aoqi@0 | 98 | #endif // SHARE_VM_COMPILER_COMPILELOG_HPP |
