Finish implementing lazy deoptimization (ia32, x64). Ran tests with --deoptimize-alot.

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 1041 matching lines @@
     AstPrinter::PrintFunctionScope(parsed_function());
   }
 
   ASSERT(!block_order().is_empty());
   VisitBlocks();
 
   __ int3();
   GenerateDeferredCode();
   // Emit function patching code. This will be swapped with the first 13 bytes
   // at entry point.
-  pc_descriptors_list()->AddDescriptor(PcDescriptors::kPatchCode,
-                                       assembler()->CodeSize(),
-                                       Isolate::kNoDeoptId,
-                                       0,
-                                       -1);
+  AddCurrentDescriptor(PcDescriptors::kPatchCode,
+                       Isolate::kNoDeoptId,
+                       0);  // No token position.
   __ jmp(&StubCode::FixCallersTargetLabel());
+  AddCurrentDescriptor(PcDescriptors::kLazyDeoptJump,
+                       Isolate::kNoDeoptId,
+                       0);  // No token position.
+  __ jmp(&StubCode::DeoptimizeLazyLabel());
 }
 
 
 void FlowGraphCompiler::GenerateCall(intptr_t token_pos,
                                      const ExternalLabel* label,
                                      PcDescriptors::Kind kind,
                                      LocationSummary* locs) {
   ASSERT(!IsLeaf());
   __ call(label);
   AddCurrentDescriptor(kind, Isolate::kNoDeoptId, token_pos);
@@ skipping 287 matching lines @@
 void ParallelMoveResolver::Exchange(const Address& mem1, const Address& mem2) {
   __ Exchange(mem1, mem2);
 }
 
 
 #undef __
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64