Introduce FLAG_vector_ics.

src/arm64/lithium-arm64.cc

 // Copyright 2013 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.
 
 #include "src/v8.h"
 
 #include "src/arm64/lithium-arm64.h"
 #include "src/arm64/lithium-codegen-arm64.h"
 #include "src/hydrogen-osr.h"
 #include "src/lithium-allocator-inl.h"
@@ skipping 533 matching lines @@
   int index = GetNextSpillIndex();
   if (kind == DOUBLE_REGISTERS) {
     return LDoubleStackSlot::Create(index, zone());
   } else {
     ASSERT(kind == GENERAL_REGISTERS);
     return LStackSlot::Create(index, zone());
   }
 }
 
 
+LOperand* LChunkBuilder::FixedTemp(Register reg) {
+  LUnallocated* operand = ToUnallocated(reg);
+  ASSERT(operand->HasFixedPolicy());
+  return operand;
+}
+
+
 LOperand* LChunkBuilder::FixedTemp(DoubleRegister reg) {
   LUnallocated* operand = ToUnallocated(reg);
   ASSERT(operand->HasFixedPolicy());
   return operand;
 }
 
 
 LPlatformChunk* LChunkBuilder::Build() {
   ASSERT(is_unused());
   chunk_ = new(zone()) LPlatformChunk(info_, graph_);
@@ skipping 1089 matching lines @@
   return instr->RequiresHoleCheck()
       ? AssignEnvironment(DefineAsRegister(result))
       : DefineAsRegister(result);
 }
 
 
 LInstruction* LChunkBuilder::DoLoadGlobalGeneric(HLoadGlobalGeneric* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* global_object = UseFixed(instr->global_object(),
                                      LoadIC::ReceiverRegister());
+  LOperand* vector = NULL;
+  if (FLAG_vector_ics) {
+    vector = FixedTemp(LoadIC::VectorRegister());
+  }
+
   LLoadGlobalGeneric* result =
-      new(zone()) LLoadGlobalGeneric(context, global_object);
+      new(zone()) LLoadGlobalGeneric(context, global_object, vector);
   return MarkAsCall(DefineFixed(result, x0), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoLoadKeyed(HLoadKeyed* instr) {
   ASSERT(instr->key()->representation().IsSmiOrInteger32());
   ElementsKind elements_kind = instr->elements_kind();
   LOperand* elements = UseRegister(instr->elements());
   LOperand* key = UseRegisterOrConstant(instr->key());
 
@@ skipping 35 matching lines @@
     }
     return result;
   }
 }
 
 
 LInstruction* LChunkBuilder::DoLoadKeyedGeneric(HLoadKeyedGeneric* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* object = UseFixed(instr->object(), LoadIC::ReceiverRegister());
   LOperand* key = UseFixed(instr->key(), LoadIC::NameRegister());
+  LOperand* vector = NULL;
+  if (FLAG_vector_ics) {
+    vector = FixedTemp(LoadIC::VectorRegister());
+  }
 
   LInstruction* result =
-      DefineFixed(new(zone()) LLoadKeyedGeneric(context, object, key), x0);
+      DefineFixed(new(zone()) LLoadKeyedGeneric(context, object, key, vector),
+                  x0);
   return MarkAsCall(result, instr);
 }
 
 
 LInstruction* LChunkBuilder::DoLoadNamedField(HLoadNamedField* instr) {
   LOperand* object = UseRegisterAtStart(instr->object());
   return DefineAsRegister(new(zone()) LLoadNamedField(object));
 }
 
 
 LInstruction* LChunkBuilder::DoLoadNamedGeneric(HLoadNamedGeneric* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* object = UseFixed(instr->object(), LoadIC::ReceiverRegister());
+  LOperand* vector = NULL;
+  if (FLAG_vector_ics) {
+    vector = FixedTemp(LoadIC::VectorRegister());
+  }
+
   LInstruction* result =
-      DefineFixed(new(zone()) LLoadNamedGeneric(context, object), x0);
+      DefineFixed(new(zone()) LLoadNamedGeneric(context, object, vector), x0);
   return MarkAsCall(result, instr);
 }
 
 
 LInstruction* LChunkBuilder::DoLoadRoot(HLoadRoot* instr) {
   return DefineAsRegister(new(zone()) LLoadRoot);
 }
 
 
 LInstruction* LChunkBuilder::DoMapEnumLength(HMapEnumLength* instr) {
@@ skipping 971 matching lines @@
     HAllocateBlockContext* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* function = UseRegisterAtStart(instr->function());
   LAllocateBlockContext* result =
       new(zone()) LAllocateBlockContext(context, function);
   return MarkAsCall(DefineFixed(result, cp), instr);
 }
 
 
 } }  // namespace v8::internal