upload android base code part3

android/art/compiler/dex/dex_to_dex_compiler.h

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2015 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_COMPILER_DEX_DEX_TO_DEX_COMPILER_H_
+#define ART_COMPILER_DEX_DEX_TO_DEX_COMPILER_H_
+
+#include "dex_file.h"
+#include "handle.h"
+#include "invoke_type.h"
+
+namespace art {
+
+class CompiledMethod;
+class CompilerDriver;
+
+namespace mirror {
+class ClassLoader;
+}  // namespace mirror
+
+namespace optimizer {
+
+enum class DexToDexCompilationLevel {
+  kDontDexToDexCompile,   // Only meaning wrt image time interpretation.
+  kOptimize               // Perform peep-hole optimizations.
+};
+std::ostream& operator<<(std::ostream& os, const DexToDexCompilationLevel& rhs);
+
+CompiledMethod* ArtCompileDEX(CompilerDriver* driver,
+                              const DexFile::CodeItem* code_item,
+                              uint32_t access_flags,
+                              InvokeType invoke_type,
+                              uint16_t class_def_idx,
+                              uint32_t method_idx,
+                              Handle<mirror::ClassLoader> class_loader,
+                              const DexFile& dex_file,
+                              DexToDexCompilationLevel dex_to_dex_compilation_level);
+
+}  // namespace optimizer
+
+}  // namespace art
+
+#endif  // ART_COMPILER_DEX_DEX_TO_DEX_COMPILER_H_