Improve FastCloneShallowArray/ObjectStubs with VFP copying on ARM

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 5021 matching lines @@
   // Pick the right runtime function or stub to call.
   int length = instr->hydrogen()->length();
   if (instr->hydrogen()->IsCopyOnWrite()) {
     ASSERT(instr->hydrogen()->depth() == 1);
     FastCloneShallowArrayStub::Mode mode =
         FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS;
     FastCloneShallowArrayStub stub(mode, length);
     CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
   } else if (instr->hydrogen()->depth() > 1) {
     CallRuntime(Runtime::kCreateArrayLiteral, 3, instr);
-  } else if (length > FastCloneShallowArrayStub::kMaximumClonedLength) {
+  } else if (length > FastCloneShallowArrayStub::MaximumClonedLength()) {
     CallRuntime(Runtime::kCreateArrayLiteralShallow, 3, instr);
   } else {
     FastCloneShallowArrayStub::Mode mode =
         boilerplate_elements_kind == FAST_DOUBLE_ELEMENTS
             ? FastCloneShallowArrayStub::CLONE_DOUBLE_ELEMENTS
             : FastCloneShallowArrayStub::CLONE_ELEMENTS;
     FastCloneShallowArrayStub stub(mode, length);
     CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
   }
 }
@@ skipping 155 matching lines @@
       ? ObjectLiteral::kFastElements
       : ObjectLiteral::kNoFlags;
   __ mov(r1, Operand(Smi::FromInt(flags)));
   __ Push(r4, r3, r2, r1);
 
   // Pick the right runtime function or stub to call.
   int properties_count = constant_properties->length() / 2;
   if (instr->hydrogen()->depth() > 1) {
     CallRuntime(Runtime::kCreateObjectLiteral, 4, instr);
   } else if (flags != ObjectLiteral::kFastElements ||
-      properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) {
+             properties_count >
+                 FastCloneShallowObjectStub::MaximumClonedProperties()) {
     CallRuntime(Runtime::kCreateObjectLiteralShallow, 4, instr);
   } else {
     FastCloneShallowObjectStub stub(properties_count);
     CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
   }
 }
 
 
 void LCodeGen::DoToFastProperties(LToFastProperties* instr) {
   ASSERT(ToRegister(instr->InputAt(0)).is(r0));
@@ skipping 427 matching lines @@
   __ sub(scratch, result, Operand(index, LSL, kPointerSizeLog2 - kSmiTagSize));
   __ ldr(result, FieldMemOperand(scratch,
                                  FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal