author | iklam |
Tue, 27 Aug 2019 22:14:15 -0700 | |
changeset 57897 | e2e315f1aa63 |
parent 48826 | c4d9d1b08e2e |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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||
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#include "precompiled.hpp" |
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#include "utilities/constantTag.hpp" |
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#include "utilities/ostream.hpp" |
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#ifndef PRODUCT |
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void constantTag::print_on(outputStream* st) const { |
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st->print("%s", internal_name()); |
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} |
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#endif // PRODUCT |
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BasicType constantTag::basic_type() const { |
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switch (_tag) { |
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case JVM_CONSTANT_Integer : |
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return T_INT; |
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case JVM_CONSTANT_Float : |
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return T_FLOAT; |
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case JVM_CONSTANT_Long : |
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return T_LONG; |
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case JVM_CONSTANT_Double : |
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return T_DOUBLE; |
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case JVM_CONSTANT_Class : |
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case JVM_CONSTANT_String : |
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case JVM_CONSTANT_UnresolvedClass : |
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case JVM_CONSTANT_UnresolvedClassInError : |
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case JVM_CONSTANT_ClassIndex : |
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case JVM_CONSTANT_StringIndex : |
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case JVM_CONSTANT_MethodHandle : |
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case JVM_CONSTANT_MethodHandleInError : |
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case JVM_CONSTANT_MethodType : |
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case JVM_CONSTANT_MethodTypeInError : |
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return T_OBJECT; |
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case JVM_CONSTANT_Dynamic : |
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case JVM_CONSTANT_DynamicInError : |
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assert(false, "Dynamic constant has no fixed basic type"); |
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default: |
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ShouldNotReachHere(); |
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return T_ILLEGAL; |
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} |
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} |
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jbyte constantTag::non_error_value() const { |
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switch (_tag) { |
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case JVM_CONSTANT_UnresolvedClassInError: |
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return JVM_CONSTANT_UnresolvedClass; |
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case JVM_CONSTANT_MethodHandleInError: |
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return JVM_CONSTANT_MethodHandle; |
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case JVM_CONSTANT_MethodTypeInError: |
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return JVM_CONSTANT_MethodType; |
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case JVM_CONSTANT_DynamicInError: |
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return JVM_CONSTANT_Dynamic; |
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default: |
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return _tag; |
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} |
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} |
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jbyte constantTag::error_value() const { |
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switch (_tag) { |
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case JVM_CONSTANT_UnresolvedClass: |
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return JVM_CONSTANT_UnresolvedClassInError; |
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case JVM_CONSTANT_MethodHandle: |
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return JVM_CONSTANT_MethodHandleInError; |
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case JVM_CONSTANT_MethodType: |
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return JVM_CONSTANT_MethodTypeInError; |
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case JVM_CONSTANT_Dynamic: |
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return JVM_CONSTANT_DynamicInError; |
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default: |
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ShouldNotReachHere(); |
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return JVM_CONSTANT_Invalid; |
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} |
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} |
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const char* constantTag::internal_name() const { |
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switch (_tag) { |
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case JVM_CONSTANT_Invalid : |
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return "Invalid index"; |
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case JVM_CONSTANT_Class : |
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return "Class"; |
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case JVM_CONSTANT_Fieldref : |
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return "Field"; |
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case JVM_CONSTANT_Methodref : |
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return "Method"; |
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case JVM_CONSTANT_InterfaceMethodref : |
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return "InterfaceMethod"; |
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case JVM_CONSTANT_String : |
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return "String"; |
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case JVM_CONSTANT_Integer : |
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return "Integer"; |
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case JVM_CONSTANT_Float : |
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return "Float"; |
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case JVM_CONSTANT_Long : |
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return "Long"; |
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case JVM_CONSTANT_Double : |
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return "Double"; |
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case JVM_CONSTANT_NameAndType : |
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return "NameAndType"; |
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case JVM_CONSTANT_MethodHandle : |
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return "MethodHandle"; |
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case JVM_CONSTANT_MethodHandleInError : |
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return "MethodHandle Error"; |
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case JVM_CONSTANT_MethodType : |
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return "MethodType"; |
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case JVM_CONSTANT_MethodTypeInError : |
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return "MethodType Error"; |
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case JVM_CONSTANT_Dynamic : |
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return "Dynamic"; |
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case JVM_CONSTANT_DynamicInError : |
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return "Dynamic Error"; |
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case JVM_CONSTANT_InvokeDynamic : |
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return "InvokeDynamic"; |
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case JVM_CONSTANT_Utf8 : |
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return "Utf8"; |
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case JVM_CONSTANT_UnresolvedClass : |
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return "Unresolved Class"; |
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case JVM_CONSTANT_UnresolvedClassInError : |
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return "Unresolved Class Error"; |
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case JVM_CONSTANT_ClassIndex : |
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return "Unresolved Class Index"; |
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case JVM_CONSTANT_StringIndex : |
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return "Unresolved String Index"; |
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default: |
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ShouldNotReachHere(); |
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return "Illegal"; |
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} |
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} |