ART: Use CmdlineParser in dex2oat

Refactor dex2oat and the compiler to use the cmdline parser. In
an effort to standardize command-line parsing and make it easier
to add new properties in a principled manner.

Test: m test-art-host
Change-Id: Ia077a56234dbf579d7ca3430fef325b57aa06333

1 files changed, 45 insertions, 0 deletions

diff --git a/compiler/driver/compiler_options_map.h b/compiler/driver/compiler_options_map.h
new file mode 100644
index 0000000000..b9bc8b6ea1
--- /dev/null
+++ b/compiler/driver/compiler_options_map.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2017 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_DRIVER_COMPILER_OPTIONS_MAP_H_
+#define ART_COMPILER_DRIVER_COMPILER_OPTIONS_MAP_H_
+
+#include <string>
+#include <vector>
+
+#include "base/variant_map.h"
+#include "cmdline_types.h"
+
+namespace art {
+
+// Defines a type-safe heterogeneous key->value map. This is to be used as the base for
+// an extended map.
+template <typename Base, template <typename TV> class KeyType>
+struct CompilerOptionsMap : VariantMap<Base, KeyType> {
+  // Make the next many usages of Key slightly shorter to type.
+  template <typename TValue>
+  using Key = KeyType<TValue>;
+
+  // List of key declarations, shorthand for 'static const Key<T> Name'
+#define COMPILER_OPTIONS_KEY(Type, Name, ...) static const Key<Type> (Name);
+#include "compiler_options_map.def"
+};
+
+#undef DECLARE_KEY
+
+}  // namespace art
+
+#endif  // ART_COMPILER_DRIVER_COMPILER_OPTIONS_MAP_H_