Deprecate the %IsConstructCall intrinsic completely.

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/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 3127 matching lines @@
   __ CmpInstanceType(map, FIRST_JS_PROXY_TYPE);
   __ j(less, if_false);
   __ CmpInstanceType(map, LAST_JS_PROXY_TYPE);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
   Split(less_equal, if_true, if_false, fall_through);
 
   context()->Plug(if_true, if_false);
 }
 
 
-void FullCodeGenerator::EmitIsConstructCall(CallRuntime* expr) {
-  DCHECK(expr->arguments()->length() == 0);
-
-  Label materialize_true, materialize_false;
-  Label* if_true = NULL;
-  Label* if_false = NULL;
-  Label* fall_through = NULL;
-  context()->PrepareTest(&materialize_true, &materialize_false,
-                         &if_true, &if_false, &fall_through);
-
-  // Get the frame pointer for the calling frame.
-  __ movp(rax, Operand(rbp, StandardFrameConstants::kCallerFPOffset));
-
-  // Skip the arguments adaptor frame if it exists.
-  Label check_frame_marker;
-  __ Cmp(Operand(rax, StandardFrameConstants::kContextOffset),
-         Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR));
-  __ j(not_equal, &check_frame_marker);
-  __ movp(rax, Operand(rax, StandardFrameConstants::kCallerFPOffset));
-
-  // Check the marker in the calling frame.
-  __ bind(&check_frame_marker);
-  __ Cmp(Operand(rax, StandardFrameConstants::kMarkerOffset),
-         Smi::FromInt(StackFrame::CONSTRUCT));
-  PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  Split(equal, if_true, if_false, fall_through);
-
-  context()->Plug(if_true, if_false);
-}
-
-
 void FullCodeGenerator::EmitObjectEquals(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK(args->length() == 2);
 
   // Load the two objects into registers and perform the comparison.
   VisitForStackValue(args->at(0));
   VisitForAccumulatorValue(args->at(1));
 
   Label materialize_true, materialize_false;
   Label* if_true = NULL;
@@ skipping 1690 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