Beginning of LLVM backend for ART.

Change-Id: I03466aed94670ac72d489ebc6e34d7ee1c9c857e

1 files changed, 77 insertions, 0 deletions

diff --git a/src/compiler_llvm/method_compiler.cc b/src/compiler_llvm/method_compiler.cc
new file mode 100644
index 0000000000..4aec8b15c7
--- /dev/null
+++ b/src/compiler_llvm/method_compiler.cc
@@ -0,0 +1,77 @@
+/*
+ * 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 "method_compiler.h"
+
+#include "compiler.h"
+#include "ir_builder.h"
+#include "logging.h"
+#include "object.h"
+#include "object_utils.h"
+#include "stl_util.h"
+
+#include <iomanip>
+
+#include <llvm/Analysis/Verifier.h>
+#include <llvm/Function.h>
+
+using namespace art::compiler_llvm;
+
+
+MethodCompiler::MethodCompiler(art::InstructionSet insn_set,
+                               art::Compiler const* compiler,
+                               art::ClassLinker* class_linker,
+                               art::ClassLoader const* class_loader,
+                               art::DexFile const* dex_file,
+                               art::DexCache* dex_cache,
+                               art::DexFile::CodeItem const* code_item,
+                               uint32_t method_idx,
+                               uint32_t access_flags)
+: insn_set_(insn_set),
+  compiler_(compiler), compiler_llvm_(compiler->GetCompilerLLVM()),
+  class_linker_(class_linker), class_loader_(class_loader),
+  dex_file_(dex_file), dex_cache_(dex_cache), code_item_(code_item),
+  method_(dex_cache->GetResolvedMethod(method_idx)),
+  method_helper_(method_), method_idx_(method_idx),
+  access_flags_(access_flags), module_(compiler_llvm_->GetModule()),
+  context_(compiler_llvm_->GetLLVMContext()),
+  irb_(*compiler_llvm_->GetIRBuilder()), func_(NULL) {
+}
+
+
+MethodCompiler::~MethodCompiler() {
+}
+
+
+void MethodCompiler::EmitPrologue() {
+  // TODO: Not implemented!
+}
+
+
+void MethodCompiler::EmitEpilogue() {
+}
+
+
+void MethodCompiler::EmitInstruction(uint32_t addr,
+                                     art::Instruction const* insn) {
+  // TODO: Not implemented!
+}
+
+
+art::CompiledMethod *MethodCompiler::Compile() {
+  // TODO: Not implemented!
+  return new art::CompiledMethod(insn_set_, NULL);
+}