Add support for IncrementCounter in Hydrogen.

src/arm/lithium-codegen-arm.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1783 matching lines @@
 
 
 void LCodeGen::DoConstantD(LConstantD* instr) {
   ASSERT(instr->result()->IsDoubleRegister());
   DwVfpRegister result = ToDoubleRegister(instr->result());
   double v = instr->value();
   __ Vmov(result, v, scratch0());
 }
 
 
+void LCodeGen::DoConstantE(LConstantE* instr) {
+  __ mov(ToRegister(instr->result()), Operand(instr->value()));
+}
+
+
 void LCodeGen::DoConstantT(LConstantT* instr) {
   Handle<Object> value = instr->value();
   AllowDeferredHandleDereference smi_check;
   if (value->IsSmi()) {
     __ mov(ToRegister(instr->result()), Operand(value));
   } else {
     __ LoadHeapObject(ToRegister(instr->result()),
                       Handle<HeapObject>::cast(value));
   }
 }
@@ skipping 4007 matching lines @@
   __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index));
   __ ldr(result, FieldMemOperand(scratch,
                                  FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal