Thu, 27 May 2010 19:08:38 -0700
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
duke@435 | 1 | /* |
trims@1907 | 2 | * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | #include "incls/_precompiled.incl" |
duke@435 | 26 | #include "incls/_ciSignature.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | // ciSignature |
duke@435 | 29 | // |
duke@435 | 30 | // This class represents the signature of a method. |
duke@435 | 31 | |
duke@435 | 32 | // ------------------------------------------------------------------ |
duke@435 | 33 | // ciSignature::ciSignature |
duke@435 | 34 | ciSignature::ciSignature(ciKlass* accessing_klass, ciSymbol* symbol) { |
duke@435 | 35 | ASSERT_IN_VM; |
duke@435 | 36 | EXCEPTION_CONTEXT; |
duke@435 | 37 | _accessing_klass = accessing_klass; |
duke@435 | 38 | _symbol = symbol; |
duke@435 | 39 | |
duke@435 | 40 | ciEnv* env = CURRENT_ENV; |
duke@435 | 41 | Arena* arena = env->arena(); |
duke@435 | 42 | _types = new (arena) GrowableArray<ciType*>(arena, 8, 0, NULL); |
duke@435 | 43 | |
duke@435 | 44 | int size = 0; |
duke@435 | 45 | int count = 0; |
duke@435 | 46 | symbolHandle sh (THREAD, symbol->get_symbolOop()); |
duke@435 | 47 | SignatureStream ss(sh); |
duke@435 | 48 | for (; ; ss.next()) { |
duke@435 | 49 | // Process one element of the signature |
duke@435 | 50 | ciType* type; |
duke@435 | 51 | if (!ss.is_object()) { |
duke@435 | 52 | type = ciType::make(ss.type()); |
duke@435 | 53 | } else { |
duke@435 | 54 | symbolOop name = ss.as_symbol(THREAD); |
duke@435 | 55 | if (HAS_PENDING_EXCEPTION) { |
duke@435 | 56 | type = ss.is_array() ? (ciType*)ciEnv::unloaded_ciobjarrayklass() |
duke@435 | 57 | : (ciType*)ciEnv::unloaded_ciinstance_klass(); |
duke@435 | 58 | env->record_out_of_memory_failure(); |
duke@435 | 59 | CLEAR_PENDING_EXCEPTION; |
duke@435 | 60 | } else { |
duke@435 | 61 | ciSymbol* klass_name = env->get_object(name)->as_symbol(); |
duke@435 | 62 | type = env->get_klass_by_name_impl(_accessing_klass, klass_name, false); |
duke@435 | 63 | } |
duke@435 | 64 | } |
duke@435 | 65 | _types->append(type); |
duke@435 | 66 | if (ss.at_return_type()) { |
duke@435 | 67 | // Done processing the return type; do not add it into the count. |
duke@435 | 68 | break; |
duke@435 | 69 | } |
duke@435 | 70 | size += type->size(); |
duke@435 | 71 | count++; |
duke@435 | 72 | } |
duke@435 | 73 | _size = size; |
duke@435 | 74 | _count = count; |
duke@435 | 75 | } |
duke@435 | 76 | |
duke@435 | 77 | // ------------------------------------------------------------------ |
duke@435 | 78 | // ciSignature::return_ciType |
duke@435 | 79 | // |
duke@435 | 80 | // What is the return type of this signature? |
duke@435 | 81 | ciType* ciSignature::return_type() const { |
duke@435 | 82 | return _types->at(_count); |
duke@435 | 83 | } |
duke@435 | 84 | |
duke@435 | 85 | // ------------------------------------------------------------------ |
duke@435 | 86 | // ciSignature::ciType_at |
duke@435 | 87 | // |
duke@435 | 88 | // What is the type of the index'th element of this |
duke@435 | 89 | // signature? |
duke@435 | 90 | ciType* ciSignature::type_at(int index) const { |
duke@435 | 91 | assert(index < _count, "out of bounds"); |
duke@435 | 92 | // The first _klasses element holds the return klass. |
duke@435 | 93 | return _types->at(index); |
duke@435 | 94 | } |
duke@435 | 95 | |
duke@435 | 96 | // ------------------------------------------------------------------ |
duke@435 | 97 | // ciSignature::print_signature |
duke@435 | 98 | void ciSignature::print_signature() { |
duke@435 | 99 | _symbol->print_symbol(); |
duke@435 | 100 | } |
duke@435 | 101 | |
duke@435 | 102 | // ------------------------------------------------------------------ |
duke@435 | 103 | // ciSignature::print |
duke@435 | 104 | void ciSignature::print() { |
duke@435 | 105 | tty->print("<ciSignature symbol="); |
duke@435 | 106 | print_signature(); |
duke@435 | 107 | tty->print(" accessing_klass="); |
duke@435 | 108 | _accessing_klass->print(); |
duke@435 | 109 | tty->print(" address=0x%x>", (address)this); |
duke@435 | 110 | } |