Started new compiler for ia32. Getters and setters can be intrinsified within the new compiler.

runtime/vm/flow_graph_compiler_x64.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_X64.
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/flow_graph_compiler.h"
 
 #include "lib/error.h"
@@ skipping 73 matching lines @@
     Assembler* assembler,
     const ParsedFunction& parsed_function,
     const GrowableArray<BlockEntryInstr*>& block_order,
     bool is_optimizing)
     : FlowGraphVisitor(block_order),
       assembler_(assembler),
       parsed_function_(parsed_function),
       block_info_(block_order.length()),
       current_block_(NULL),
       pc_descriptors_list_(NULL),
+      stackmap_builder_(NULL),
       exception_handlers_list_(NULL),
       deopt_stubs_(),
       is_optimizing_(is_optimizing) {
 }
 
 
 void FlowGraphCompiler::InitCompiler() {
   pc_descriptors_list_ = new DescriptorList();
   exception_handlers_list_ = new ExceptionHandlerList();
   block_info_.Clear();
@@ skipping 1589 matching lines @@
 void FlowGraphCompiler::FinalizePcDescriptors(const Code& code) {
   ASSERT(pc_descriptors_list_ != NULL);
   const PcDescriptors& descriptors = PcDescriptors::Handle(
       pc_descriptors_list_->FinalizePcDescriptors(code.EntryPoint()));
   descriptors.Verify(parsed_function_.function().is_optimizable());
   code.set_pc_descriptors(descriptors);
 }
 
 
 void FlowGraphCompiler::FinalizeStackmaps(const Code& code) {
-  // TODO(srdjan): Compute stack maps for optimizing compiler.
-  code.set_stackmaps(Array::Handle());
+  if (stackmap_builder_ == NULL) {
+    // The unoptimizing compiler has no stack maps.
+    code.set_stackmaps(Array::Handle());
+  } else {
+    // Finalize the stack map array and add it to the code object.
+    code.set_stackmaps(
+        Array::Handle(stackmap_builder_->FinalizeStackmaps(code)));
+  }
 }
 
 
 void FlowGraphCompiler::FinalizeVarDescriptors(const Code& code) {
   const LocalVarDescriptors& var_descs = LocalVarDescriptors::Handle(
           parsed_function_.node_sequence()->scope()->GetVarDescriptors());
   code.set_var_descriptors(var_descs);
 }
 
 
 void FlowGraphCompiler::FinalizeExceptionHandlers(const Code& code) {
   ASSERT(exception_handlers_list_ != NULL);
   const ExceptionHandlers& handlers = ExceptionHandlers::Handle(
       exception_handlers_list_->FinalizeExceptionHandlers(code.EntryPoint()));
   code.set_exception_handlers(handlers);
 }
 
 
 void FlowGraphCompiler::FinalizeComments(const Code& code) {
   code.set_comments(assembler_->GetCodeComments());
 }
 
 #undef __
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64