hotspot/src/share/vm/compiler/compilerOracle.hpp
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     1 /*
       
     2  * Copyright 1998-2006 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
       
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
       
    21  * have any questions.
       
    22  *
       
    23  */
       
    24 
       
    25 // CompilerOracle is an interface for turning on and off compilation
       
    26 // for some methods
       
    27 
       
    28 class symbolHandle;
       
    29 
       
    30 class CompilerOracle : AllStatic {
       
    31  private:
       
    32   static bool _quiet;
       
    33 
       
    34  public:
       
    35   // Reads from file and adds to lists
       
    36   static void parse_from_file();
       
    37 
       
    38   // Tells whether we to exclude compilation of method
       
    39   static bool should_exclude(methodHandle method, bool& quietly);
       
    40 
       
    41   // Tells whether we want to inline this method
       
    42   static bool should_inline(methodHandle method);
       
    43 
       
    44   // Tells whether we want to disallow inlining of this method
       
    45   static bool should_not_inline(methodHandle method);
       
    46 
       
    47   // Tells whether we should print the assembly for this method
       
    48   static bool should_print(methodHandle method);
       
    49 
       
    50   // Tells whether we should log the compilation data for this method
       
    51   static bool should_log(methodHandle method);
       
    52 
       
    53   // Tells whether to break when compiling method
       
    54   static bool should_break_at(methodHandle method);
       
    55 
       
    56   // Check to see if this method has option set for it
       
    57   static bool has_option_string(methodHandle method, const char * option);
       
    58 
       
    59   // Reads from string instead of file
       
    60   static void parse_from_string(const char* command_string, void (*parser)(char*));
       
    61 
       
    62   static void parse_from_line(char* line);
       
    63   static void parse_compile_only(char * line);
       
    64 
       
    65   // For updating the oracle file
       
    66   static void append_comment_to_file(const char* message);
       
    67   static void append_exclude_to_file(methodHandle method);
       
    68 };