A64: initialize members of MemOperand.

src/a64/assembler-a64-inl.h

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 375 matching lines @@
   if (scale > kSmiShift) {
     return Operand(smi, LSL, scale - kSmiShift);
   } else if (scale < kSmiShift) {
     return Operand(smi, ASR, kSmiShift - scale);
   }
   return Operand(smi);
 }
 
 
 MemOperand::MemOperand(Register base, ptrdiff_t offset, AddrMode addrmode)
-  : base_(base), regoffset_(NoReg), offset_(offset), addrmode_(addrmode) {
+  : base_(base), regoffset_(NoReg), offset_(offset), addrmode_(addrmode),
+    shift_(NO_SHIFT), extend_(NO_EXTEND), shift_amount_(0) {
   ASSERT(base.Is64Bits() && !base.IsZero());
 }
 
 
 MemOperand::MemOperand(Register base,
                        Register regoffset,
                        Extend extend,
                        unsigned shift_amount)
   : base_(base), regoffset_(regoffset), offset_(0), addrmode_(Offset),
     shift_(NO_SHIFT), extend_(extend), shift_amount_(shift_amount) {
@@ skipping 745 matching lines @@
 
 
 void Assembler::ClearRecordedAstId() {
   recorded_ast_id_ = TypeFeedbackId::None();
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_A64_ASSEMBLER_A64_INL_H_