Refactor lithium CheckSmi instruction into two separate instructions CheckSmi...

src/ia32/lithium-codegen-ia32.cc

 // Copyright 2011 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 3479 matching lines @@
       __ and_(result_reg, 1);
       DeoptimizeIf(not_zero, instr->environment());
     }
     __ bind(&done);
   }
 }
 
 
 void LCodeGen::DoCheckSmi(LCheckSmi* instr) {
   LOperand* input = instr->InputAt(0);
-  ASSERT(input->IsRegister());
   __ test(ToRegister(input), Immediate(kSmiTagMask));
-  DeoptimizeIf(instr->condition(), instr->environment());
+  DeoptimizeIf(not_zero, instr->environment());
+}
+
+
+void LCodeGen::DoCheckNonSmi(LCheckNonSmi* instr) {
+  LOperand* input = instr->InputAt(0);
+  __ test(ToRegister(input), Immediate(kSmiTagMask));
+  DeoptimizeIf(zero, instr->environment());
 }
 
 
 void LCodeGen::DoCheckInstanceType(LCheckInstanceType* instr) {
   Register input = ToRegister(instr->InputAt(0));
   Register temp = ToRegister(instr->TempAt(0));
   InstanceType first = instr->hydrogen()->first();
   InstanceType last = instr->hydrogen()->last();
 
   __ mov(temp, FieldOperand(input, HeapObject::kMapOffset));
@@ skipping 425 matching lines @@
   ASSERT(osr_pc_offset_ == -1);
   osr_pc_offset_ = masm()->pc_offset();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32