[cleanup] Port KeyedLoadIC_{Slow,Miss} to TF and drop unused IC handler code

src/ic/s390/ic-s390.cc

 // Copyright 2015 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_S390
 
 #include "src/ic/ic.h"
 #include "src/codegen.h"
 #include "src/ic/ic-compiler.h"
 #include "src/ic/stub-cache.h"
@@ skipping 120 matching lines @@
   __ Ret();
 
   // Dictionary load failed, go slow (but don't miss).
   __ bind(&slow);
   GenerateRuntimeGetProperty(masm);
 }
 
 // A register that isn't one of the parameters to the load ic.
 static const Register LoadIC_TempRegister() { return r5; }
 
-static void LoadIC_PushArgs(MacroAssembler* masm) {
-  Register receiver = LoadDescriptor::ReceiverRegister();
-  Register name = LoadDescriptor::NameRegister();
-  Register slot = LoadDescriptor::SlotRegister();
-  Register vector = LoadWithVectorDescriptor::VectorRegister();
-
-  __ Push(receiver, name, slot, vector);
-}
-
-void LoadIC::GenerateMiss(MacroAssembler* masm) {
-  // The return address is in lr.
-  Isolate* isolate = masm->isolate();
-
-  DCHECK(!AreAliased(r6, r7, LoadWithVectorDescriptor::SlotRegister(),
-                     LoadWithVectorDescriptor::VectorRegister()));
-  __ IncrementCounter(isolate->counters()->ic_load_miss(), 1, r6, r7);
-
-  LoadIC_PushArgs(masm);
-
-  // Perform tail call to the entry.
-  __ TailCallRuntime(Runtime::kLoadIC_Miss);
-}
-
 void LoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) {
   // The return address is in lr.
 
   __ LoadRR(LoadIC_TempRegister(), LoadDescriptor::ReceiverRegister());
   __ Push(LoadIC_TempRegister(), LoadDescriptor::NameRegister());
 
   // Do tail-call to runtime routine.
   __ TailCallRuntime(Runtime::kGetProperty);
 }
 
-void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) {
-  // The return address is in lr.
-  Isolate* isolate = masm->isolate();
-
-  DCHECK(!AreAliased(r6, r7, LoadWithVectorDescriptor::SlotRegister(),
-                     LoadWithVectorDescriptor::VectorRegister()));
-  __ IncrementCounter(isolate->counters()->ic_keyed_load_miss(), 1, r6, r7);
-
-  LoadIC_PushArgs(masm);
-
-  // Perform tail call to the entry.
-  __ TailCallRuntime(Runtime::kKeyedLoadIC_Miss);
-}
-
-void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) {
-  // The return address is in lr.
-
-  __ Push(LoadDescriptor::ReceiverRegister(), LoadDescriptor::NameRegister());
-
-  // Do tail-call to runtime routine.
-  __ TailCallRuntime(Runtime::kKeyedGetProperty);
-}
-
 static void StoreIC_PushArgs(MacroAssembler* masm) {
   __ Push(StoreWithVectorDescriptor::ValueRegister(),
           StoreWithVectorDescriptor::SlotRegister(),
           StoreWithVectorDescriptor::VectorRegister(),
           StoreWithVectorDescriptor::ReceiverRegister(),
           StoreWithVectorDescriptor::NameRegister());
 }
 
 void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) {
   StoreIC_PushArgs(masm);
@@ skipping 160 matching lines @@
     patcher.masm()->brcl(cc, Operand(branch_instr & 0xffffffff));
   } else {
     DCHECK(false);
   }
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_S390