Implement runtime support inlining.
Change-Id: I8608b246a4dfde9959b5b86872f65dfa61646c84
diff --git a/src/compiler_llvm/runtime_support_builder_x86.cc b/src/compiler_llvm/runtime_support_builder_x86.cc
new file mode 100644
index 0000000..c381874
--- /dev/null
+++ b/src/compiler_llvm/runtime_support_builder_x86.cc
@@ -0,0 +1,66 @@
+/*
+ * 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.
+ */
+
+#include "runtime_support_builder_x86.h"
+
+#include "ir_builder.h"
+#include "thread.h"
+
+#include <llvm/DerivedTypes.h>
+#include <llvm/Function.h>
+#include <llvm/InlineAsm.h>
+#include <llvm/Module.h>
+#include <llvm/Type.h>
+
+#include <vector>
+
+using namespace llvm;
+
+namespace art {
+namespace compiler_llvm {
+
+using namespace runtime_support;
+
+
+void RuntimeSupportBuilderX86::TargetOptimizeRuntimeSupport() {
+ {
+ Function* func = GetRuntimeSupportFunction(GetCurrentThread);
+ MakeFunctionInline(func);
+ BasicBlock* basic_block = BasicBlock::Create(context_, "entry", func);
+ irb_.SetInsertPoint(basic_block);
+
+ std::vector<Type*> func_ty_args;
+ func_ty_args.push_back(irb_.getPtrEquivIntTy());
+ FunctionType* func_ty = FunctionType::get(/*Result=*/irb_.getJObjectTy(),
+ /*Params=*/func_ty_args,
+ /*isVarArg=*/false);
+ InlineAsm* get_fp = InlineAsm::get(func_ty, "movl %fs:($1), $0", "=r,r", false);
+ Value* fp = irb_.CreateCall(get_fp, irb_.getPtrEquivInt(Thread::SelfOffset().Int32Value()));
+ irb_.CreateRet(fp);
+ }
+
+ {
+ Function* func = GetRuntimeSupportFunction(SetCurrentThread);
+ MakeFunctionInline(func);
+ BasicBlock* basic_block = BasicBlock::Create(context_, "entry", func);
+ irb_.SetInsertPoint(basic_block);
+ irb_.CreateRetVoid();
+ }
+}
+
+
+} // namespace compiler_llvm
+} // namespace art