Remove old code generator.

runtime/vm/flow_graph_compiler.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_XXX.
 
 #include "vm/flow_graph_compiler.h"
 
+#include "vm/dart_entry.h"
 #include "vm/debugger.h"
 #include "vm/il_printer.h"
 #include "vm/intrinsifier.h"
 #include "vm/locations.h"
 #include "vm/longjump.h"
 #include "vm/object_store.h"
 #include "vm/parser.h"
 #include "vm/stub_code.h"
 
 namespace dart {
@@ skipping 45 matching lines @@
 void FlowGraphCompiler::InitCompiler() {
   pc_descriptors_list_ = new DescriptorList();
   exception_handlers_list_ = new ExceptionHandlerList();
   block_info_.Clear();
   for (int i = 0; i < block_order_.length(); ++i) {
     block_info_.Add(new BlockInfo());
   }
 }
 
 
+bool FlowGraphCompiler::CanOptimize() {
+  return !FLAG_report_usage_count &&
+         (FLAG_optimization_counter_threshold >= 0) &&
+         !Isolate::Current()->debugger()->IsActive();
+}
+
+
 void FlowGraphCompiler::VisitBlocks() {
   for (intptr_t i = 0; i < block_order().length(); ++i) {
     ASSERT(frame_register_allocator()->IsSpilled());
     assembler()->Comment("B%d", i);
     // Compile the block entry.
     set_current_block(block_order()[i]);
     current_block()->PrepareEntry(this);
     Instruction* instr = current_block()->StraightLineSuccessor();
     // Compile all successors until an exit, branch, or a block entry.
     while ((instr != NULL) && !instr->IsBlockEntry()) {
@@ skipping 131 matching lines @@
               parsed_function_.function()));
   code.set_var_descriptors(var_descs);
 }
 
 
 void FlowGraphCompiler::FinalizeComments(const Code& code) {
   code.set_comments(assembler()->GetCodeComments());
 }
 
 
-static bool CanOptimize() {
-  return !FLAG_report_usage_count &&
-         (FLAG_optimization_counter_threshold >= 0) &&
-         !Isolate::Current()->debugger()->IsActive();
-}
-
-
 // Returns 'true' if code generation for this function is complete, i.e.,
 // no fall-through to regular code is needed.
 bool FlowGraphCompiler::TryIntrinsify() {
-  if (!CanOptimize()) return false;
   // Intrinsification skips arguments checks, therefore disable if in checked
   // mode.
   if (FLAG_intrinsify && !FLAG_trace_functions && !FLAG_enable_type_checks) {
     if ((parsed_function().function().kind() == RawFunction::kImplicitGetter)) {
       // An implicit getter must have a specific AST structure.
       const SequenceNode& sequence_node = *parsed_function().node_sequence();
       ASSERT(sequence_node.length() == 1);
       ASSERT(sequence_node.NodeAt(0)->IsReturnNode());
       const ReturnNode& return_node = *sequence_node.NodeAt(0)->AsReturnNode();
       ASSERT(return_node.value()->IsLoadInstanceFieldNode());
@@ skipping 32 matching lines @@
     intptr_t argument_count,
     const Array& argument_names,
     intptr_t checked_argument_count) {
   ASSERT(frame_register_allocator()->IsSpilled());
   ICData& ic_data =
       ICData::ZoneHandle(ICData::New(parsed_function().function(),
                                      function_name,
                                      cid,
                                      checked_argument_count));
   const Array& arguments_descriptor =
-      CodeGenerator::ArgumentsDescriptor(argument_count, argument_names);
+      DartEntry::ArgumentsDescriptor(argument_count, argument_names);
   uword label_address = 0;
   switch (checked_argument_count) {
     case 1:
       label_address = StubCode::OneArgCheckInlineCacheEntryPoint();
       break;
     case 2:
       label_address = StubCode::TwoArgsCheckInlineCacheEntryPoint();
       break;
     default:
       UNIMPLEMENTED();
@@ skipping 14 matching lines @@
 
 void FlowGraphCompiler::GenerateStaticCall(intptr_t cid,
                                            intptr_t token_pos,
                                            intptr_t try_index,
                                            const Function& function,
                                            intptr_t argument_count,
                                            const Array& argument_names) {
   ASSERT(frame_register_allocator()->IsSpilled());
 
   const Array& arguments_descriptor =
-      CodeGenerator::ArgumentsDescriptor(argument_count, argument_names);
+      DartEntry::ArgumentsDescriptor(argument_count, argument_names);
   const intptr_t descr_offset = EmitStaticCall(function,
                                                arguments_descriptor,
                                                argument_count);
   pc_descriptors_list()->AddDescriptor(PcDescriptors::kFuncCall,
                                        descr_offset,
                                        cid,
                                        token_pos,
                                        try_index);
 }
 
@@ skipping 277 matching lines @@
 
 
 void FrameRegisterAllocator::SpillInDeoptStub(DeoptimizationStub* stub) {
   for (int i = 0; i < stack_.length(); i++) {
     stub->Push(stack_[i]);
   }
 }
 
 
 }  // namespace dart