PPC: VectorICs: use a vector slot to aid in array literal processing.

src/full-codegen/ppc/full-codegen-ppc.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
 #include "src/debug/debug.h"
@@ skipping 1697 matching lines @@
     context()->PlugTOS();
   } else {
     context()->Plug(r3);
   }
 }
 
 
 void FullCodeGenerator::VisitArrayLiteral(ArrayLiteral* expr) {
   Comment cmnt(masm_, "[ ArrayLiteral");
 
-  expr->BuildConstantElements(isolate());
   Handle<FixedArray> constant_elements = expr->constant_elements();
   bool has_fast_elements =
       IsFastObjectElementsKind(expr->constant_elements_kind());
   Handle<FixedArrayBase> constant_elements_values(
       FixedArrayBase::cast(constant_elements->get(1)));
 
   AllocationSiteMode allocation_site_mode = TRACK_ALLOCATION_SITE;
   if (has_fast_elements && !FLAG_allocation_site_pretenuring) {
     // If the only customer of allocation sites is transitioning, then
     // we can turn it off if we don't have anywhere else to transition to.
@@ skipping 28 matching lines @@
     // is already set in the cloned array.
     if (CompileTimeValue::IsCompileTimeValue(subexpr)) continue;
 
     if (!result_saved) {
       __ push(r3);
       __ Push(Smi::FromInt(expr->literal_index()));
       result_saved = true;
     }
     VisitForAccumulatorValue(subexpr);
 
-    if (has_fast_elements) {
+    if (FLAG_vector_stores) {
+      __ LoadSmiLiteral(StoreDescriptor::NameRegister(),
+                        Smi::FromInt(array_index));
+      __ LoadP(StoreDescriptor::ReceiverRegister(),
+               MemOperand(sp, kPointerSize));
+      EmitLoadStoreICSlot(expr->LiteralFeedbackSlot());
+      Handle<Code> ic =
+          CodeFactory::KeyedStoreIC(isolate(), language_mode()).code();
+      CallIC(ic);
+    } else if (has_fast_elements) {
       int offset = FixedArray::kHeaderSize + (array_index * kPointerSize);
       __ LoadP(r8, MemOperand(sp, kPointerSize));  // Copy of array literal.
       __ LoadP(r4, FieldMemOperand(r8, JSObject::kElementsOffset));
       __ StoreP(result_register(), FieldMemOperand(r4, offset), r0);
       // Update the write barrier for the array store.
       __ RecordWriteField(r4, offset, result_register(), r5, kLRHasBeenSaved,
                           kDontSaveFPRegs, EMIT_REMEMBERED_SET,
                           INLINE_SMI_CHECK);
     } else {
       __ LoadSmiLiteral(r6, Smi::FromInt(array_index));
@@ skipping 3448 matching lines @@
     return ON_STACK_REPLACEMENT;
   }
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OsrAfterStackCheck()->entry());
   return OSR_AFTER_STACK_CHECK;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC