MIPS: Introduce FLAG_vector_ics.

src/mips64/lithium-mips64.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/hydrogen-osr.h"
 #include "src/lithium-allocator-inl.h"
 #include "src/mips64/lithium-codegen-mips64.h"
 #include "src/mips64/lithium-mips64.h"
@@ skipping 2012 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, v0), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoStoreGlobalCell(HStoreGlobalCell* instr) {
   LOperand* value = UseRegister(instr->value());
   // Use a temp to check the value in the cell in the case where we perform
   // a hole check.
   return instr->RequiresHoleCheck()
       ? AssignEnvironment(new(zone()) LStoreGlobalCell(value, TempRegister()))
@@ skipping 32 matching lines @@
 
 LInstruction* LChunkBuilder::DoLoadNamedField(HLoadNamedField* instr) {
   LOperand* obj = UseRegisterAtStart(instr->object());
   return DefineAsRegister(new(zone()) LLoadNamedField(obj));
 }
 
 
 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), v0);
+      DefineFixed(new(zone()) LLoadNamedGeneric(context, object, vector), v0);
   return MarkAsCall(result, instr);
 }
 
 
 LInstruction* LChunkBuilder::DoLoadFunctionPrototype(
     HLoadFunctionPrototype* instr) {
   return AssignEnvironment(DefineAsRegister(
       new(zone()) LLoadFunctionPrototype(UseRegister(instr->function()))));
 }
 
@@ skipping 40 matching lines @@
     result = AssignEnvironment(result);
   }
   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), v0);
+      DefineFixed(new(zone()) LLoadKeyedGeneric(context, object, key, vector),
+                  v0);
   return MarkAsCall(result, instr);
 }
 
 
 LInstruction* LChunkBuilder::DoStoreKeyed(HStoreKeyed* instr) {
   if (!instr->is_typed_elements()) {
     ASSERT(instr->elements()->representation().IsTagged());
     bool needs_write_barrier = instr->NeedsWriteBarrier();
     LOperand* object = NULL;
     LOperand* val = NULL;
@@ skipping 373 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