A64: Fix handling of Smis in lithium Load/Store.

src/a64/lithium-a64.cc

 // Copyright 2013 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 1635 matching lines @@
                         instr->RequiresHoleCheck())
              ? TempRegister()
              : NULL;
 
       LLoadKeyedFixedDouble* result =
           new(zone()) LLoadKeyedFixedDouble(elements, key, temp);
       return instr->RequiresHoleCheck()
           ? AssignEnvironment(DefineAsRegister(result))
           : DefineAsRegister(result);
     } else {
-      ASSERT(instr->representation().IsSmiOrTagged());
+      ASSERT(instr->representation().IsSmiOrTagged() ||
+             instr->representation().IsInteger32());
       LOperand* temp = instr->key()->IsConstant() ? NULL : TempRegister();
       LLoadKeyedFixed* result =
           new(zone()) LLoadKeyedFixed(elements, key, temp);
       return instr->RequiresHoleCheck()
           ? AssignEnvironment(DefineAsRegister(result))
           : DefineAsRegister(result);
     }
   } else {
     ASSERT((instr->representation().IsInteger32() &&
             (elements_kind != EXTERNAL_FLOAT_ELEMENTS) &&
@@ skipping 462 matching lines @@
     return new(zone()) LStoreKeyedExternal(elements, key, val, temp);
   } else if (instr->value()->representation().IsDouble()) {
     ASSERT(instr->elements()->representation().IsTagged());
 
     // The constraint used here is UseRegister, even though the StoreKeyed
     // instruction may canonicalize the value in the register if it is a NaN.
     temp = TempRegister();
     return new(zone()) LStoreKeyedFixedDouble(elements, key, val, temp);
   } else {
     ASSERT(instr->elements()->representation().IsTagged());
-    ASSERT(instr->value()->representation().IsSmiOrTagged());
+    ASSERT(instr->value()->representation().IsSmiOrTagged() ||
+           instr->value()->representation().IsInteger32());
 
     temp = TempRegister();
     return new(zone()) LStoreKeyedFixed(elements, key, val, temp);
   }
 }
 
 
 LInstruction* LChunkBuilder::DoStoreKeyedGeneric(HStoreKeyedGeneric* instr) {
   LOperand* object = UseFixed(instr->object(), x2);
   LOperand* key = UseFixed(instr->key(), x1);
@@ skipping 331 matching lines @@
 LInstruction* LChunkBuilder::DoWrapReceiver(HWrapReceiver* instr) {
   LOperand* receiver = UseRegister(instr->receiver());
   LOperand* function = UseRegisterAtStart(instr->function());
   LOperand* temp = TempRegister();
   LWrapReceiver* result = new(zone()) LWrapReceiver(receiver, function, temp);
   return AssignEnvironment(DefineAsRegister(result));
 }
 
 
 } }  // namespace v8::internal