Cleanup frame description constant.

src/mips64/full-codegen-mips64.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.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_MIPS64
 
 // Note on Mips implementation:
 //
@@ skipping 259 matching lines @@
     __ ld(a2, MemOperand(a2, StandardFrameConstants::kCallerFPOffset));
 
     // Check the marker in the calling frame.
     __ bind(&check_frame_marker);
     __ ld(a1, MemOperand(a2, StandardFrameConstants::kMarkerOffset));
 
     Label non_construct_frame, done;
     __ Branch(&non_construct_frame, ne, a1,
               Operand(Smi::FromInt(StackFrame::CONSTRUCT)));
 
-    __ ld(v0, MemOperand(a2, StandardFrameConstants::kExpressionsOffset -
-                                 2 * kPointerSize));
+    __ ld(v0,
+          MemOperand(a2, ConstructFrameConstants::kOriginalConstructorOffset));
     __ Branch(&done);
 
     __ bind(&non_construct_frame);
     __ LoadRoot(v0, Heap::kUndefinedValueRootIndex);
     __ bind(&done);
 
     SetVar(new_target_var, v0, a2, a3);
   }
 
   // Possibly allocate RestParameters
@@ skipping 5288 matching lines @@
          reinterpret_cast<uint64_t>(
              isolate->builtins()->OsrAfterStackCheck()->entry()));
   return OSR_AFTER_STACK_CHECK;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS64