Implement optimized unary ops for ia32 as well. Fix a crash in disassembler.

runtime/vm/flow_graph_compiler_ia32.h

 // 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.
 
 #ifndef VM_FLOW_GRAPH_COMPILER_IA32_H_
 #define VM_FLOW_GRAPH_COMPILER_IA32_H_
 
 #ifndef VM_FLOW_GRAPH_COMPILER_H_
 #error Include flow_graph_compiler.h instead of flow_graph_compiler_ia32.h.
 #endif
@@ skipping 19 matching lines @@
  public:
   FlowGraphCompiler(Assembler* assembler,
                     const ParsedFunction& parsed_function,
                     const GrowableArray<BlockEntryInstr*>& block_order,
                     bool is_optimizing);
 
   virtual ~FlowGraphCompiler();
 
   void CompileGraph();
 
+  Label* AddDeoptStub(intptr_t deopt_id,
+                      intptr_t deopt_token_index,
+                      intptr_t try_index_,
+                      DeoptReasonId reason,
+                      Register reg1,
+                      Register reg2);
+
   // Infrastructure copied from class CodeGenerator or stubbed out.
   void FinalizePcDescriptors(const Code& code);
   void FinalizeStackmaps(const Code& code);
   void FinalizeVarDescriptors(const Code& code);
   void FinalizeExceptionHandlers(const Code& code);
   void FinalizeComments(const Code& code);
 
   Assembler* assembler() const { return assembler_; }
   bool is_optimizing() const { return is_optimizing_; }
   const ParsedFunction& parsed_function() const { return parsed_function_; }
@@ skipping 72 matching lines @@
   ExceptionHandlerList* exception_handlers_list_;
   GrowableArray<DeoptimizationStub*> deopt_stubs_;
   const bool is_optimizing_;
 
   DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler);
 };
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_COMPILER_IA32_H_