Mercurial > hg > truffle
annotate src/share/vm/ci/ciSignature.cpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children | 3582bf76420e |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
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20 * or visit www.oracle.com if you need additional information or have any |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "ci/ciSignature.hpp" | |
| 27 #include "ci/ciUtilities.hpp" | |
| 28 #include "memory/allocation.inline.hpp" | |
| 29 #include "oops/oop.inline.hpp" | |
| 30 #include "runtime/signature.hpp" | |
| 0 | 31 |
| 32 // ciSignature | |
| 33 // | |
| 34 // This class represents the signature of a method. | |
| 35 | |
| 36 // ------------------------------------------------------------------ | |
| 37 // ciSignature::ciSignature | |
| 38 ciSignature::ciSignature(ciKlass* accessing_klass, ciSymbol* symbol) { | |
| 39 ASSERT_IN_VM; | |
| 40 EXCEPTION_CONTEXT; | |
| 41 _accessing_klass = accessing_klass; | |
| 42 _symbol = symbol; | |
| 43 | |
| 44 ciEnv* env = CURRENT_ENV; | |
| 45 Arena* arena = env->arena(); | |
| 46 _types = new (arena) GrowableArray<ciType*>(arena, 8, 0, NULL); | |
| 47 | |
| 48 int size = 0; | |
| 49 int count = 0; | |
| 50 symbolHandle sh (THREAD, symbol->get_symbolOop()); | |
| 51 SignatureStream ss(sh); | |
| 52 for (; ; ss.next()) { | |
| 53 // Process one element of the signature | |
| 54 ciType* type; | |
| 55 if (!ss.is_object()) { | |
| 56 type = ciType::make(ss.type()); | |
| 57 } else { | |
| 58 symbolOop name = ss.as_symbol(THREAD); | |
| 59 if (HAS_PENDING_EXCEPTION) { | |
| 60 type = ss.is_array() ? (ciType*)ciEnv::unloaded_ciobjarrayklass() | |
| 61 : (ciType*)ciEnv::unloaded_ciinstance_klass(); | |
| 62 env->record_out_of_memory_failure(); | |
| 63 CLEAR_PENDING_EXCEPTION; | |
| 64 } else { | |
| 65 ciSymbol* klass_name = env->get_object(name)->as_symbol(); | |
| 66 type = env->get_klass_by_name_impl(_accessing_klass, klass_name, false); | |
| 67 } | |
| 68 } | |
| 69 _types->append(type); | |
| 70 if (ss.at_return_type()) { | |
| 71 // Done processing the return type; do not add it into the count. | |
| 72 break; | |
| 73 } | |
| 74 size += type->size(); | |
| 75 count++; | |
| 76 } | |
| 77 _size = size; | |
| 78 _count = count; | |
| 79 } | |
| 80 | |
| 81 // ------------------------------------------------------------------ | |
| 82 // ciSignature::return_ciType | |
| 83 // | |
| 84 // What is the return type of this signature? | |
| 85 ciType* ciSignature::return_type() const { | |
| 86 return _types->at(_count); | |
| 87 } | |
| 88 | |
| 89 // ------------------------------------------------------------------ | |
| 90 // ciSignature::ciType_at | |
| 91 // | |
| 92 // What is the type of the index'th element of this | |
| 93 // signature? | |
| 94 ciType* ciSignature::type_at(int index) const { | |
| 95 assert(index < _count, "out of bounds"); | |
| 96 // The first _klasses element holds the return klass. | |
| 97 return _types->at(index); | |
| 98 } | |
| 99 | |
| 100 // ------------------------------------------------------------------ | |
| 101 // ciSignature::print_signature | |
| 102 void ciSignature::print_signature() { | |
| 103 _symbol->print_symbol(); | |
| 104 } | |
| 105 | |
| 106 // ------------------------------------------------------------------ | |
| 107 // ciSignature::print | |
| 108 void ciSignature::print() { | |
| 109 tty->print("<ciSignature symbol="); | |
| 110 print_signature(); | |
| 111 tty->print(" accessing_klass="); | |
| 112 _accessing_klass->print(); | |
| 113 tty->print(" address=0x%x>", (address)this); | |
| 114 } |