Implement runtime support inlining.
Change-Id: I8608b246a4dfde9959b5b86872f65dfa61646c84
diff --git a/src/compiler_llvm/runtime_support_builder.h b/src/compiler_llvm/runtime_support_builder.h
new file mode 100644
index 0000000..422285c
--- /dev/null
+++ b/src/compiler_llvm/runtime_support_builder.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2012 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_SRC_COMPILER_LLVM_RUNTIME_SUPPORT_BUILDER_H_
+#define ART_SRC_COMPILER_LLVM_RUNTIME_SUPPORT_BUILDER_H_
+
+#include "logging.h"
+#include "runtime_support_func.h"
+
+namespace llvm {
+ class LLVMContext;
+ class Module;
+ class Function;
+}
+
+namespace art {
+namespace compiler_llvm {
+
+class IRBuilder;
+
+
+class RuntimeSupportBuilder {
+ public:
+ RuntimeSupportBuilder(llvm::LLVMContext& context, llvm::Module& module, IRBuilder& irb);
+
+ llvm::Function* GetRuntimeSupportFunction(runtime_support::RuntimeId id) {
+ if (id >= 0 && id < runtime_support::MAX_ID) {
+ return runtime_support_func_decls_[id];
+ } else {
+ LOG(ERROR) << "Unknown runtime function id: " << id;
+ return NULL;
+ }
+ }
+
+ void OptimizeRuntimeSupport();
+
+ virtual ~RuntimeSupportBuilder() {}
+
+ protected:
+ // Mark a function as inline function.
+ // You should implement the function, if mark as inline.
+ void MakeFunctionInline(llvm::Function* function);
+
+ void OverrideRuntimeSupportFunction(runtime_support::RuntimeId id, llvm::Function* function);
+
+ private:
+ // Target can override this function to make some runtime support more efficient.
+ virtual void TargetOptimizeRuntimeSupport() {}
+
+
+ protected:
+ llvm::LLVMContext& context_;
+ llvm::Module& module_;
+ IRBuilder& irb_;
+
+ private:
+ llvm::Function* runtime_support_func_decls_[runtime_support::MAX_ID];
+ bool target_runtime_support_func_[runtime_support::MAX_ID];
+};
+
+
+} // namespace compiler_llvm
+} // namespace art
+
+#endif // ART_SRC_COMPILER_LLVM_RUNTIME_SUPPORT_BUILDER_H_