968                               Register old_value,  in EmitLoadExclusive()  argument
977         __ Ldaxrb(old_value, MemOperand(ptr));  in EmitLoadExclusive()
979         __ Ldxrb(old_value, MemOperand(ptr));  in EmitLoadExclusive()
985         __ Ldaxrh(old_value, MemOperand(ptr));  in EmitLoadExclusive()
987         __ Ldxrh(old_value, MemOperand(ptr));  in EmitLoadExclusive()
994         __ Ldaxr(old_value, MemOperand(ptr));  in EmitLoadExclusive()
996         __ Ldxr(old_value, MemOperand(ptr));  in EmitLoadExclusive()
1005       __ Sxtb(old_value, old_value);  in EmitLoadExclusive()
1008       __ Sxth(old_value, old_value);  in EmitLoadExclusive()
1011       assembler->MaybeUnpoisonHeapReference(old_value);  in EmitLoadExclusive()
1072                                   Register old_value,  in GenerateCompareAndSet()  argument
1082   DCHECK_EQ(old_value.IsX(), type == DataType::Type::kInt64);  in GenerateCompareAndSet()
1114   EmitLoadExclusive(codegen, type, ptr, old_value, use_load_acquire);  in GenerateCompareAndSet()
1115   __ Cmp(old_value, expected);  in GenerateCompareAndSet()
1117     __ Ccmp(old_value, expected2, ZFlag, ne);  in GenerateCompareAndSet()
1141                               Register old_value,  in ReadBarrierCasSlowPathARM64()  argument
1153         old_value_(old_value),  in ReadBarrierCasSlowPathARM64()
1164           Location::RegisterLocation(old_value.GetCode()),  in ReadBarrierCasSlowPathARM64()
1171             Location::RegisterLocation(old_value.GetCode()),  in ReadBarrierCasSlowPathARM64()
1292   Register old_value;                                              // Value in memory.  in GenUnsafeCas()  local
1301     old_value = WRegisterFrom(locations->GetTemp(0));  // The old value from main path.  in GenUnsafeCas()
1314             old_value,  in GenUnsafeCas()
1323     old_value = temps.AcquireSameSizeAs(new_value);  in GenUnsafeCas()
1335                         old_value,  in GenUnsafeCas()
1336                         /*store_result=*/ old_value.W(),  // Reuse `old_value` for ST*XR* result.  in GenUnsafeCas()
1400                                  CPURegister old_value) {  in GenerateGetAndUpdate()  argument
1405   DCHECK_EQ(old_value.GetSizeInBits(), arg.GetSizeInBits());  in GenerateGetAndUpdate()
1410       old_value_reg = old_value.IsX() ? old_value.X() : old_value.W();  in GenerateGetAndUpdate()
1424       old_value_reg = old_value.IsX() ? old_value.X() : old_value.W();  in GenerateGetAndUpdate()
1425       new_value = old_value.IsX() ? temps.AcquireX() : temps.AcquireW();  in GenerateGetAndUpdate()
1449         VRegister old_value_vreg = old_value.IsD() ? old_value.D() : old_value.S();  in GenerateGetAndUpdate()
4803   Register old_value;  in GenerateVarHandleCompareAndSetOrExchange()  local
4807     old_value = (cas_type == DataType::Type::kInt64) ? out.X() : out.W();  in GenerateVarHandleCompareAndSetOrExchange()
4815       old_value = (cas_type == DataType::Type::kInt64) ? temps.AcquireX() : temps.AcquireW();  in GenerateVarHandleCompareAndSetOrExchange()
4819       old_value = (cas_type == DataType::Type::kInt64) ? XRegisterFrom(temp) : WRegisterFrom(temp);  in GenerateVarHandleCompareAndSetOrExchange()
4823     DCHECK(!old_value.Is(tmp_ptr));  in GenerateVarHandleCompareAndSetOrExchange()
4827     old_value = (cas_type == DataType::Type::kInt64) ? out.X() : out.W();  in GenerateVarHandleCompareAndSetOrExchange()
4859             old_value,  in GenerateVarHandleCompareAndSetOrExchange()
4876                         old_value,  in GenerateVarHandleCompareAndSetOrExchange()
4892     GenerateReverseBytes(masm, value_type, old_value, out);  in GenerateVarHandleCompareAndSetOrExchange()
4894     __ Fmov((value_type == DataType::Type::kFloat64) ? out.D() : out.S(), old_value);  in GenerateVarHandleCompareAndSetOrExchange()
4896     __ Sxtb(out.W(), old_value);  in GenerateVarHandleCompareAndSetOrExchange()
4898     __ Sxth(out.W(), old_value);  in GenerateVarHandleCompareAndSetOrExchange()
5078   CPURegister old_value = out;  in GenerateVarHandleGetAndUpdate()  local
5087       old_value = CPURegisterFrom(locations->GetTemp(1u), load_store_type);  in GenerateVarHandleGetAndUpdate()
5092       old_value = temps.AcquireW();  in GenerateVarHandleGetAndUpdate()
5115   GenerateGetAndUpdate(codegen, get_and_update_op, load_store_type, order, tmp_ptr, arg, old_value);  in GenerateVarHandleGetAndUpdate()
5123       __ Sxth(out.W(), old_value.W());  in GenerateVarHandleGetAndUpdate()
5127     GenerateReverseBytes(masm, value_type, old_value, out);  in GenerateVarHandleGetAndUpdate()
5129     __ Fmov(out.D(), old_value.X());  in GenerateVarHandleGetAndUpdate()
5131     __ Fmov(out.S(), old_value.W());  in GenerateVarHandleGetAndUpdate()
5133     __ Sxtb(out.W(), old_value.W());  in GenerateVarHandleGetAndUpdate()
5135     __ Sxth(out.W(), old_value.W());  in GenerateVarHandleGetAndUpdate()
5138       codegen->GenerateIntrinsicCasMoveWithBakerReadBarrier(out.W(), old_value.W());  in GenerateVarHandleGetAndUpdate()
5143           Location::RegisterLocation(old_value.GetCode()),  in GenerateVarHandleGetAndUpdate()