Remove --pretenuring-call-new

src/full-codegen/x64/full-codegen-x64.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.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
 #include "src/compiler.h"
@@ skipping 3090 matching lines @@
 
   // Call the construct call builtin that handles allocation and
   // constructor invocation.
   SetConstructCallPosition(expr);
 
   // Load function and argument count into rdi and rax.
   __ Set(rax, arg_count);
   __ movp(rdi, Operand(rsp, arg_count * kPointerSize));
 
   // Record call targets in unoptimized code, but not in the snapshot.
-  if (FLAG_pretenuring_call_new) {
-    EnsureSlotContainsAllocationSite(expr->AllocationSiteFeedbackSlot());
-    DCHECK(expr->AllocationSiteFeedbackSlot().ToInt() ==
-           expr->CallNewFeedbackSlot().ToInt() + 1);
-  }
-
   __ Move(rbx, FeedbackVector());
   __ Move(rdx, SmiFromSlot(expr->CallNewFeedbackSlot()));
 
   CallConstructStub stub(isolate(), RECORD_CONSTRUCTOR_TARGET);
   __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL);
   PrepareForBailoutForId(expr->ReturnId(), TOS_REG);
   // Restore context register.
   __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
   context()->Plug(rax);
 }
@@ skipping 20 matching lines @@
 
   // Load original constructor into rcx.
   VisitForAccumulatorValue(super_call_ref->new_target_var());
   __ movp(rcx, result_register());
 
   // Load function and argument count into rdi and rax.
   __ Set(rax, arg_count);
   __ movp(rdi, Operand(rsp, arg_count * kPointerSize));
 
   // Record call targets in unoptimized code.
-  if (FLAG_pretenuring_call_new) {
-    UNREACHABLE();
-    /* TODO(dslomov): support pretenuring.
-    EnsureSlotContainsAllocationSite(expr->AllocationSiteFeedbackSlot());
-    DCHECK(expr->AllocationSiteFeedbackSlot().ToInt() ==
-           expr->CallNewFeedbackSlot().ToInt() + 1);
-    */
-  }
-
   __ Move(rbx, FeedbackVector());
   __ Move(rdx, SmiFromSlot(expr->CallFeedbackSlot()));
 
   CallConstructStub stub(isolate(), SUPER_CALL_RECORD_TARGET);
   __ call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL);
 
   RecordJSReturnSite(expr);
 
   // Restore context register.
   __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
@@ skipping 2028 matching lines @@
             Assembler::target_address_at(call_target_address,
                                          unoptimized_code));
   return OSR_AFTER_STACK_CHECK;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64