upload android base code part3

android/art/runtime/image-inl.h

@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ART_RUNTIME_IMAGE_INL_H_
+#define ART_RUNTIME_IMAGE_INL_H_
+
+#include "image.h"
+
+#include "art_method.h"
+#include "imt_conflict_table.h"
+#include "imtable.h"
+#include "read_barrier-inl.h"
+
+namespace art {
+
+template <ReadBarrierOption kReadBarrierOption>
+inline mirror::Object* ImageHeader::GetImageRoot(ImageRoot image_root) const {
+  mirror::ObjectArray<mirror::Object>* image_roots = GetImageRoots<kReadBarrierOption>();
+  return image_roots->Get<kVerifyNone, kReadBarrierOption>(static_cast<int32_t>(image_root));
+}
+
+template <ReadBarrierOption kReadBarrierOption>
+inline mirror::ObjectArray<mirror::Object>* ImageHeader::GetImageRoots() const {
+  // Need a read barrier as it's not visited during root scan.
+  // Pass in the address of the local variable to the read barrier
+  // rather than image_roots_ because it won't move (asserted below)
+  // and it's a const member.
+  mirror::ObjectArray<mirror::Object>* image_roots =
+      reinterpret_cast<mirror::ObjectArray<mirror::Object>*>(image_roots_);
+  mirror::ObjectArray<mirror::Object>* result =
+      ReadBarrier::BarrierForRoot<mirror::ObjectArray<mirror::Object>, kReadBarrierOption>(
+          &image_roots);
+  DCHECK_EQ(image_roots, result);
+  return image_roots;
+}
+
+template <typename Visitor>
+inline void ImageHeader::VisitPackedImTables(const Visitor& visitor,
+                                             uint8_t* base,
+                                             PointerSize pointer_size) const {
+  const ImageSection& section = GetImageSection(kSectionImTables);
+  for (size_t pos = 0; pos < section.Size();) {
+    ImTable* imt = reinterpret_cast<ImTable*>(base + section.Offset() + pos);
+    for (size_t i = 0; i < ImTable::kSize; ++i) {
+      ArtMethod* orig = imt->Get(i, pointer_size);
+      ArtMethod* updated = visitor(orig);
+      if (updated != orig) {
+        imt->Set(i, updated, pointer_size);
+      }
+    }
+    pos += ImTable::SizeInBytes(pointer_size);
+  }
+}
+
+template <typename Visitor>
+inline void ImageHeader::VisitPackedImtConflictTables(const Visitor& visitor,
+                                                      uint8_t* base,
+                                                      PointerSize pointer_size) const {
+  const ImageSection& section = GetImageSection(kSectionIMTConflictTables);
+  for (size_t pos = 0; pos < section.Size(); ) {
+    auto* table = reinterpret_cast<ImtConflictTable*>(base + section.Offset() + pos);
+    table->Visit([&visitor](const std::pair<ArtMethod*, ArtMethod*>& methods) {
+      return std::make_pair(visitor(methods.first), visitor(methods.second));
+    }, pointer_size);
+    pos += table->ComputeSize(pointer_size);
+  }
+}
+
+}  // namespace art
+
+#endif  // ART_RUNTIME_IMAGE_INL_H_