87 lines
3.1 KiB
C++
87 lines
3.1 KiB
C++
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "dex_cache-inl.h"
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#include "art_method-inl.h"
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#include "base/logging.h"
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#include "class_linker.h"
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#include "gc/accounting/card_table-inl.h"
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#include "gc/heap.h"
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#include "globals.h"
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#include "object.h"
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#include "object-inl.h"
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#include "object_array-inl.h"
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#include "runtime.h"
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#include "string.h"
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namespace art {
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namespace mirror {
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void DexCache::Init(const DexFile* dex_file,
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String* location,
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GcRoot<String>* strings,
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uint32_t num_strings,
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GcRoot<Class>* resolved_types,
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uint32_t num_resolved_types,
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ArtMethod** resolved_methods,
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uint32_t num_resolved_methods,
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ArtField** resolved_fields,
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uint32_t num_resolved_fields,
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size_t pointer_size) {
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CHECK(dex_file != nullptr);
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CHECK(location != nullptr);
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CHECK_EQ(num_strings != 0u, strings != nullptr);
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CHECK_EQ(num_resolved_types != 0u, resolved_types != nullptr);
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CHECK_EQ(num_resolved_methods != 0u, resolved_methods != nullptr);
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CHECK_EQ(num_resolved_fields != 0u, resolved_fields != nullptr);
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SetDexFile(dex_file);
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SetLocation(location);
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SetStrings(strings);
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SetResolvedTypes(resolved_types);
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SetResolvedMethods(resolved_methods);
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SetResolvedFields(resolved_fields);
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SetField32<false>(NumStringsOffset(), num_strings);
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SetField32<false>(NumResolvedTypesOffset(), num_resolved_types);
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SetField32<false>(NumResolvedMethodsOffset(), num_resolved_methods);
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SetField32<false>(NumResolvedFieldsOffset(), num_resolved_fields);
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Runtime* const runtime = Runtime::Current();
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if (runtime->HasResolutionMethod()) {
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// Initialize the resolve methods array to contain trampolines for resolution.
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Fixup(runtime->GetResolutionMethod(), pointer_size);
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}
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}
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void DexCache::Fixup(ArtMethod* trampoline, size_t pointer_size) {
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// Fixup the resolve methods array to contain trampoline for resolution.
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CHECK(trampoline != nullptr);
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CHECK(trampoline->IsRuntimeMethod());
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auto* resolved_methods = GetResolvedMethods();
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for (size_t i = 0, length = NumResolvedMethods(); i < length; i++) {
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if (GetElementPtrSize<ArtMethod*>(resolved_methods, i, pointer_size) == nullptr) {
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SetElementPtrSize(resolved_methods, i, trampoline, pointer_size);
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}
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}
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}
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void DexCache::SetLocation(mirror::String* location) {
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SetFieldObject<false>(OFFSET_OF_OBJECT_MEMBER(DexCache, location_), location);
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}
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} // namespace mirror
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} // namespace art
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