Remove platform-specific dead code for KeyedStores

src/code-stubs.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 575 matching lines @@
   CreateAllocationSiteStub stub;
   stub.GetCode(isolate)->set_is_pregenerated(true);
 }
 
 
 void KeyedStoreElementStub::Generate(MacroAssembler* masm) {
   switch (elements_kind_) {
     case FAST_ELEMENTS:
     case FAST_HOLEY_ELEMENTS:
     case FAST_SMI_ELEMENTS:
-    case FAST_HOLEY_SMI_ELEMENTS: {
-      KeyedStoreStubCompiler::GenerateStoreFastElement(masm,
-                                                       is_js_array_,
-                                                       elements_kind_,
-                                                       store_mode_);
-    }
-      break;
+    case FAST_HOLEY_SMI_ELEMENTS:
     case FAST_DOUBLE_ELEMENTS:
     case FAST_HOLEY_DOUBLE_ELEMENTS:
-      KeyedStoreStubCompiler::GenerateStoreFastDoubleElement(masm,
-                                                             is_js_array_,
-                                                             store_mode_);
-      break;
     case EXTERNAL_BYTE_ELEMENTS:
     case EXTERNAL_UNSIGNED_BYTE_ELEMENTS:
     case EXTERNAL_SHORT_ELEMENTS:
     case EXTERNAL_UNSIGNED_SHORT_ELEMENTS:
     case EXTERNAL_INT_ELEMENTS:
     case EXTERNAL_UNSIGNED_INT_ELEMENTS:
     case EXTERNAL_FLOAT_ELEMENTS:
     case EXTERNAL_DOUBLE_ELEMENTS:
     case EXTERNAL_PIXEL_ELEMENTS:
-      KeyedStoreStubCompiler::GenerateStoreExternalArray(masm, elements_kind_);
+      UNREACHABLE();
       break;
     case DICTIONARY_ELEMENTS:
       KeyedStoreStubCompiler::GenerateStoreDictionaryElement(masm);
       break;
     case NON_STRICT_ARGUMENTS_ELEMENTS:
       UNREACHABLE();
       break;
   }
 }
 
@@ skipping 167 matching lines @@
   InstallDescriptor(isolate, &stub3);
 }
 
 InternalArrayConstructorStub::InternalArrayConstructorStub(
     Isolate* isolate) {
   InternalArrayConstructorStubBase::GenerateStubsAheadOfTime(isolate);
 }
 
 
 } }  // namespace v8::internal