Introduce FLAG_vector_ics.

src/arm64/lithium-codegen-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-codegen-arm64.h"
 #include "src/arm64/lithium-gap-resolver-arm64.h"
 #include "src/code-stubs.h"
 #include "src/hydrogen-osr.h"
@@ skipping 3374 matching lines @@
         result, Heap::kTheHoleValueRootIndex, instr->environment());
   }
 }
 
 
 void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(cp));
   ASSERT(ToRegister(instr->global_object()).is(LoadIC::ReceiverRegister()));
   ASSERT(ToRegister(instr->result()).Is(x0));
   __ Mov(LoadIC::NameRegister(), Operand(instr->name()));
+  if (FLAG_vector_ics) {
+    Register vector = ToRegister(instr->temp_vector());
+    ASSERT(vector.is(LoadIC::VectorRegister()));
+    __ Mov(vector, instr->hydrogen()->feedback_vector());
+    // No need to allocate this register.
+    ASSERT(LoadIC::SlotRegister().is(x0));
+    __ Mov(LoadIC::SlotRegister(),
+           Smi::FromInt(instr->hydrogen()->slot()));
+  }
   ContextualMode mode = instr->for_typeof() ? NOT_CONTEXTUAL : CONTEXTUAL;
   Handle<Code> ic = LoadIC::initialize_stub(isolate(), mode);
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }
 
 
 MemOperand LCodeGen::PrepareKeyedExternalArrayOperand(
     Register key,
     Register base,
     Register scratch,
@@ skipping 232 matching lines @@
                        instr->environment());
     }
   }
 }
 
 
 void LCodeGen::DoLoadKeyedGeneric(LLoadKeyedGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(cp));
   ASSERT(ToRegister(instr->object()).is(LoadIC::ReceiverRegister()));
   ASSERT(ToRegister(instr->key()).is(LoadIC::NameRegister()));
+  if (FLAG_vector_ics) {
+    Register vector = ToRegister(instr->temp_vector());
+    ASSERT(vector.is(LoadIC::VectorRegister()));
+    __ Mov(vector, instr->hydrogen()->feedback_vector());
+    // No need to allocate this register.
+    ASSERT(LoadIC::SlotRegister().is(x0));
+    __ Mov(LoadIC::SlotRegister(),
+           Smi::FromInt(instr->hydrogen()->slot()));
+  }
 
   Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 
   ASSERT(ToRegister(instr->result()).Is(x0));
 }
 
 
 void LCodeGen::DoLoadNamedField(LLoadNamedField* instr) {
   HObjectAccess access = instr->hydrogen()->access();
@@ skipping 33 matching lines @@
     __ Load(result, FieldMemOperand(source, offset), access.representation());
   }
 }
 
 
 void LCodeGen::DoLoadNamedGeneric(LLoadNamedGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(cp));
   // LoadIC expects name and receiver in registers.
   ASSERT(ToRegister(instr->object()).is(LoadIC::ReceiverRegister()));
   __ Mov(LoadIC::NameRegister(), Operand(instr->name()));
+  if (FLAG_vector_ics) {
+    Register vector = ToRegister(instr->temp_vector());
+    ASSERT(vector.is(LoadIC::VectorRegister()));
+    __ Mov(vector, instr->hydrogen()->feedback_vector());
+    // No need to allocate this register.
+    ASSERT(LoadIC::SlotRegister().is(x0));
+    __ Mov(LoadIC::SlotRegister(),
+           Smi::FromInt(instr->hydrogen()->slot()));
+  }
 
   Handle<Code> ic = LoadIC::initialize_stub(isolate(), NOT_CONTEXTUAL);
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 
   ASSERT(ToRegister(instr->result()).is(x0));
 }
 
 
 void LCodeGen::DoLoadRoot(LLoadRoot* instr) {
   Register result = ToRegister(instr->result());
@@ skipping 2325 matching lines @@
   Handle<ScopeInfo> scope_info = instr->scope_info();
   __ Push(scope_info);
   __ Push(ToRegister(instr->function()));
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 
 } }  // namespace v8::internal