PPC: Remove unnecessary options from HTailCallThroughMegamorphicCache

src/ppc/lithium-codegen-ppc.cc

 // Copyright 2014 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/base/bits.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/cpu-profiler.h"
@@ skipping 4154 matching lines @@
   Register name = ToRegister(instr->name());
   DCHECK(receiver.is(LoadDescriptor::ReceiverRegister()));
   DCHECK(name.is(LoadDescriptor::NameRegister()));
   DCHECK(receiver.is(r4));
   DCHECK(name.is(r5));
   Register scratch = r7;
   Register extra = r8;
   Register extra2 = r9;
   Register extra3 = r10;
 
-#ifdef DEBUG
-  Register slot = FLAG_vector_ics ? ToRegister(instr->slot()) : no_reg;
-  Register vector = FLAG_vector_ics ? ToRegister(instr->vector()) : no_reg;
-  DCHECK(!FLAG_vector_ics ||
-         !AreAliased(slot, vector, scratch, extra, extra2, extra3));
-#endif
-
-  // Important for the tail-call.
-  bool must_teardown_frame = NeedsEagerFrame();
-
-  if (!instr->hydrogen()->is_just_miss()) {
-    DCHECK(!instr->hydrogen()->is_keyed_load());
-
-    // The probe will tail call to a handler if found.
-    isolate()->stub_cache()->GenerateProbe(
-        masm(), Code::LOAD_IC, instr->hydrogen()->flags(), must_teardown_frame,
-        receiver, name, scratch, extra, extra2, extra3);
-  }
+  // The probe will tail call to a handler if found.
+  isolate()->stub_cache()->GenerateProbe(
+      masm(), Code::LOAD_IC, instr->hydrogen()->flags(), false, receiver, name,
+      scratch, extra, extra2, extra3);
 
   // Tail call to miss if we ended up here.
-  if (must_teardown_frame) __ LeaveFrame(StackFrame::INTERNAL);
-  if (instr->hydrogen()->is_keyed_load()) {
-    KeyedLoadIC::GenerateMiss(masm());
-  } else {
-    LoadIC::GenerateMiss(masm());
-  }
+  LoadIC::GenerateMiss(masm());
 }
 
 
 void LCodeGen::DoCallWithDescriptor(LCallWithDescriptor* instr) {
   DCHECK(ToRegister(instr->result()).is(r3));
 
   if (instr->hydrogen()->IsTailCall()) {
     if (NeedsEagerFrame()) __ LeaveFrame(StackFrame::INTERNAL);
 
     if (instr->target()->IsConstantOperand()) {
@@ skipping 1983 matching lines @@
   __ Push(scope_info);
   __ push(ToRegister(instr->function()));
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 }
 }  // namespace v8::internal