src/share/vm/gc_implementation/g1/g1Log.cpp

Sat, 06 Oct 2012 01:17:44 -0700

author
johnc
date
Sat, 06 Oct 2012 01:17:44 -0700
changeset 4173
8a5ea0a9ccc4
parent 0
f90c822e73f8
permissions
-rw-r--r--

7127708: G1: change task num types from int to uint in concurrent mark
Summary: Change the type of various task num fields, parameters etc to unsigned and rename them to be more consistent with the other collectors. Code changes were also reviewed by Vitaly Davidovich.
Reviewed-by: johnc
Contributed-by: Kaushik Srenevasan <kaushik@twitter.com>

     1 /*
     2  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     8  *
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12  * version 2 for more details (a copy is included in the LICENSE file that
    13  * accompanied this code).
    14  *
    15  * You should have received a copy of the GNU General Public License version
    16  * 2 along with this work; if not, write to the Free Software Foundation,
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18  *
    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    20  * or visit www.oracle.com if you need additional information or have any
    21  * questions.
    22  *
    23  */
    25 #include "precompiled.hpp"
    26 #include "gc_implementation/g1/g1_globals.hpp"
    27 #include "gc_implementation/g1/g1Log.hpp"
    28 #include "runtime/globals.hpp"
    30 G1Log::LogLevel G1Log::_level = G1Log::LevelNone;
    32 // If G1LogLevel has not been set up we will use the values of PrintGC
    33 // and PrintGCDetails for the logging level.
    34 // - PrintGC maps to "fine".
    35 // - PrintGCDetails maps to "finer".
    36 void G1Log::init() {
    37   if (G1LogLevel != NULL && G1LogLevel[0] != '\0') {
    38     if (strncmp("none", G1LogLevel, 4) == 0 && G1LogLevel[4] == '\0') {
    39       _level = LevelNone;
    40     } else if (strncmp("fine", G1LogLevel, 4) == 0 && G1LogLevel[4] == '\0') {
    41       _level = LevelFine;
    42     } else if (strncmp("finer", G1LogLevel, 5) == 0 && G1LogLevel[5] == '\0') {
    43       _level = LevelFiner;
    44     } else if (strncmp("finest", G1LogLevel, 6) == 0 && G1LogLevel[6] == '\0') {
    45       _level = LevelFinest;
    46     } else {
    47       warning("Unknown logging level '%s', should be one of 'fine', 'finer' or 'finest'.", G1LogLevel);
    48     }
    49   } else {
    50     if (PrintGCDetails) {
    51       _level = LevelFiner;
    52     } else if (PrintGC) {
    53       _level = LevelFine;
    54     }
    55   }
    56 }

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