4483                                              Register overflow_dst,  in AdduAndCheckForOverflow()  argument
4485   DCHECK(!dst.is(overflow_dst));  in AdduAndCheckForOverflow()
4487   DCHECK(!overflow_dst.is(scratch));  in AdduAndCheckForOverflow()
4488   DCHECK(!overflow_dst.is(left));  in AdduAndCheckForOverflow()
4489   DCHECK(!overflow_dst.is(right));  in AdduAndCheckForOverflow()
4496     DCHECK(!overflow_dst.is(t9));  in AdduAndCheckForOverflow()
4505     xor_(overflow_dst, dst, right);  in AdduAndCheckForOverflow()
4506     and_(overflow_dst, overflow_dst, scratch);  in AdduAndCheckForOverflow()
4511     xor_(overflow_dst, dst, left);  in AdduAndCheckForOverflow()
4512     and_(overflow_dst, overflow_dst, scratch);  in AdduAndCheckForOverflow()
4515     xor_(overflow_dst, dst, left);  in AdduAndCheckForOverflow()
4517     and_(overflow_dst, scratch, overflow_dst);  in AdduAndCheckForOverflow()
4525                                              Register overflow_dst,  in SubuAndCheckForOverflow()  argument
4527   DCHECK(!dst.is(overflow_dst));  in SubuAndCheckForOverflow()
4529   DCHECK(!overflow_dst.is(scratch));  in SubuAndCheckForOverflow()
4530   DCHECK(!overflow_dst.is(left));  in SubuAndCheckForOverflow()
4531   DCHECK(!overflow_dst.is(right));  in SubuAndCheckForOverflow()
4539     mov(overflow_dst, zero_reg);  in SubuAndCheckForOverflow()
4546     xor_(overflow_dst, dst, scratch);  // scratch is original left.  in SubuAndCheckForOverflow()
4548     and_(overflow_dst, scratch, overflow_dst);  in SubuAndCheckForOverflow()
4552     xor_(overflow_dst, dst, left);  in SubuAndCheckForOverflow()
4554     and_(overflow_dst, scratch, overflow_dst);  in SubuAndCheckForOverflow()
4557     xor_(overflow_dst, dst, left);  in SubuAndCheckForOverflow()
4559     and_(overflow_dst, scratch, overflow_dst);  in SubuAndCheckForOverflow()