[TypeFeedbackVector] Root feedback vectors at function literal site.

src/s390/macro-assembler-s390.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 <assert.h>  // For assert
 #include <limits.h>  // For LONG_MIN, LONG_MAX.
 
 #if V8_TARGET_ARCH_S390
 
 #include "src/base/bits.h"
@@ skipping 954 matching lines @@
     } else {
       // This matches the code found in GetNoCodeAgeSequence()
       PushStandardFrame(r3);
     }
   }
 }
 
 void MacroAssembler::EmitLoadTypeFeedbackVector(Register vector) {
   LoadP(vector, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
   LoadP(vector, FieldMemOperand(vector, JSFunction::kFeedbackVectorOffset));
+  LoadP(vector, FieldMemOperand(vector, Cell::kValueOffset));
 }
 
 void MacroAssembler::EnterFrame(StackFrame::Type type,
                                 bool load_constant_pool_pointer_reg) {
   // We create a stack frame with:
   //    Return Addr <-- old sp
   //    Old FP      <-- new fp
   //    CP
   //    type
   //    CodeObject  <-- new sp
@@ skipping 4368 matching lines @@
   }
   if (mag.shift > 0) ShiftRightArith(result, result, Operand(mag.shift));
   ExtractBit(r0, dividend, 31);
   AddP(result, r0);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_S390