Remove padding in v8::internal::compiler::Constant class

src/compiler/instruction.h

 // 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.
 
 #ifndef V8_COMPILER_INSTRUCTION_H_
 #define V8_COMPILER_INSTRUCTION_H_
 
 #include <deque>
 #include <iosfwd>
 #include <map>
@@ skipping 1091 matching lines @@
 
   RpoNumber ToRpoNumber() const {
     DCHECK_EQ(kRpoNumber, type());
     return RpoNumber::FromInt(static_cast<int>(value_));
   }
 
   Handle<HeapObject> ToHeapObject() const;
 
  private:
   Type type_;
-  int64_t value_;
 #if V8_TARGET_ARCH_32_BIT
   RelocInfo::Mode rmode_ = RelocInfo::NONE32;
 #else
   RelocInfo::Mode rmode_ = RelocInfo::NONE64;
 #endif
+  int64_t value_;
 };
 
 
 std::ostream& operator<<(std::ostream& os, const Constant& constant);
 
 
 // Forward declarations.
 class FrameStateDescriptor;
 
 enum class StateValueKind : uint8_t {
@@ skipping 545 matching lines @@
 };
 
 V8_EXPORT_PRIVATE std::ostream& operator<<(
     std::ostream& os, const PrintableInstructionSequence& code);
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_INSTRUCTION_H_