src/share/vm/utilities/constantTag.cpp

Mon, 05 May 2014 19:53:00 -0400

author
coleenp
date
Mon, 05 May 2014 19:53:00 -0400
changeset 9966
baf9f57c9b46
parent 6680
78bbf4d43a14
child 10015
eb7ce841ccec
permissions
-rw-r--r--

8023697: failed class resolution reports different class name in detail message for the first and subsequent times
Summary: Cache detail message when we cache exception for constant pool resolution.
Reviewed-by: acorn, twisti, jrose

     1 /*
     2  * Copyright (c) 1997, 2014, 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 "utilities/constantTag.hpp"
    28 #ifndef PRODUCT
    30 void constantTag::print_on(outputStream* st) const {
    31   st->print("%s", internal_name());
    32 }
    34 #endif // PRODUCT
    36 BasicType constantTag::basic_type() const {
    37   switch (_tag) {
    38     case JVM_CONSTANT_Integer :
    39       return T_INT;
    40     case JVM_CONSTANT_Float :
    41       return T_FLOAT;
    42     case JVM_CONSTANT_Long :
    43       return T_LONG;
    44     case JVM_CONSTANT_Double :
    45       return T_DOUBLE;
    47     case JVM_CONSTANT_Class :
    48     case JVM_CONSTANT_String :
    49     case JVM_CONSTANT_UnresolvedClass :
    50     case JVM_CONSTANT_UnresolvedClassInError :
    51     case JVM_CONSTANT_ClassIndex :
    52     case JVM_CONSTANT_StringIndex :
    53     case JVM_CONSTANT_MethodHandle :
    54     case JVM_CONSTANT_MethodHandleInError :
    55     case JVM_CONSTANT_MethodType :
    56     case JVM_CONSTANT_MethodTypeInError :
    57       return T_OBJECT;
    58     default:
    59       ShouldNotReachHere();
    60       return T_ILLEGAL;
    61   }
    62 }
    65 jbyte constantTag::non_error_value() const {
    66   switch (_tag) {
    67   case JVM_CONSTANT_UnresolvedClassInError:
    68     return JVM_CONSTANT_UnresolvedClass;
    69   case JVM_CONSTANT_MethodHandleInError:
    70     return JVM_CONSTANT_MethodHandle;
    71   case JVM_CONSTANT_MethodTypeInError:
    72     return JVM_CONSTANT_MethodType;
    73   default:
    74     return _tag;
    75   }
    76 }
    79 jbyte constantTag::error_value() const {
    80   switch (_tag) {
    81   case JVM_CONSTANT_UnresolvedClass:
    82     return JVM_CONSTANT_UnresolvedClassInError;
    83   case JVM_CONSTANT_MethodHandle:
    84     return JVM_CONSTANT_MethodHandleInError;
    85   case JVM_CONSTANT_MethodType:
    86     return JVM_CONSTANT_MethodTypeInError;
    87   default:
    88     ShouldNotReachHere();
    89     return JVM_CONSTANT_Invalid;
    90   }
    91 }
    93 const char* constantTag::internal_name() const {
    94   switch (_tag) {
    95     case JVM_CONSTANT_Invalid :
    96       return "Invalid index";
    97     case JVM_CONSTANT_Class :
    98       return "Class";
    99     case JVM_CONSTANT_Fieldref :
   100       return "Field";
   101     case JVM_CONSTANT_Methodref :
   102       return "Method";
   103     case JVM_CONSTANT_InterfaceMethodref :
   104       return "InterfaceMethod";
   105     case JVM_CONSTANT_String :
   106       return "String";
   107     case JVM_CONSTANT_Integer :
   108       return "Integer";
   109     case JVM_CONSTANT_Float :
   110       return "Float";
   111     case JVM_CONSTANT_Long :
   112       return "Long";
   113     case JVM_CONSTANT_Double :
   114       return "Double";
   115     case JVM_CONSTANT_NameAndType :
   116       return "NameAndType";
   117     case JVM_CONSTANT_MethodHandle :
   118       return "MethodHandle";
   119     case JVM_CONSTANT_MethodHandleInError :
   120       return "MethodHandle Error";
   121     case JVM_CONSTANT_MethodType :
   122       return "MethodType";
   123     case JVM_CONSTANT_MethodTypeInError :
   124       return "MethodType Error";
   125     case JVM_CONSTANT_InvokeDynamic :
   126       return "InvokeDynamic";
   127     case JVM_CONSTANT_Utf8 :
   128       return "Utf8";
   129     case JVM_CONSTANT_UnresolvedClass :
   130       return "Unresolved Class";
   131     case JVM_CONSTANT_UnresolvedClassInError :
   132       return "Unresolved Class Error";
   133     case JVM_CONSTANT_ClassIndex :
   134       return "Unresolved Class Index";
   135     case JVM_CONSTANT_StringIndex :
   136       return "Unresolved String Index";
   137     default:
   138       ShouldNotReachHere();
   139       return "Illegal";
   140   }
   141 }

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