Vector ICs: Changes to the IC system to support vector-based stores.

src/ic/ic-inl.h

 // Copyright 2012 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.
 
 #ifndef V8_IC_INL_H_
 #define V8_IC_INL_H_
 
 #include "src/ic/ic.h"
 
 #include "src/compiler.h"
@@ skipping 80 matching lines @@
   return result;
 }
 
 
 void IC::SetTargetAtAddress(Address address, Code* target,
                             Address constant_pool) {
   if (AddressIsDeoptimizedCode(target->GetIsolate(), address)) return;
 
   DCHECK(target->is_inline_cache_stub() || target->is_compare_ic_stub());
 
-  // Don't use this for load_ics when --vector-ics is turned on.
   DCHECK(!target->is_inline_cache_stub() ||
          (target->kind() != Code::LOAD_IC &&
-          target->kind() != Code::KEYED_LOAD_IC));
+          target->kind() != Code::KEYED_LOAD_IC &&
+          (!FLAG_vector_stores || (target->kind() != Code::STORE_IC &&
+                                   target->kind() != Code::KEYED_STORE_IC))));
 
   Heap* heap = target->GetHeap();
   Code* old_target = GetTargetAtAddress(address, constant_pool);
 #ifdef DEBUG
   // STORE_IC and KEYED_STORE_IC use Code::extra_ic_state() to mark
   // ICs as language mode. The language mode of the IC must be preserved.
   if (old_target->kind() == Code::STORE_IC ||
       old_target->kind() == Code::KEYED_STORE_IC) {
     DCHECK(StoreICState::GetLanguageMode(old_target->extra_ic_state()) ==
            StoreICState::GetLanguageMode(target->extra_ic_state()));
@@ skipping 114 matching lines @@
 bool IC::AddressIsDeoptimizedCode(Isolate* isolate, Address address) {
   Code* host =
       isolate->inner_pointer_to_code_cache()->GetCacheEntry(address)->code;
   return (host->kind() == Code::OPTIMIZED_FUNCTION &&
           host->marked_for_deoptimization());
 }
 }
 }  // namespace v8::internal
 
 #endif  // V8_IC_INL_H_