• State Not Answered
  • Locked Locked
  • Replies 7 replies
  • Subscribers 21 subscribers
  • Views 7245 views
  • Users 0 members are here
2025 survey

We are running a survey to help us improve the experience for all of our members. If you see the survey appear, please take the time to tell us about your experience if you can.

Options
Related
How was your experience today?
This discussion has been locked.
You can no longer post new replies to this discussion. If you have a question you can start a new discussion

Carry flag value from c code

Dovalle Yankelovich

Hi
i want to get the value of the carry flag (after shift to left) from c code
how to do it??
thanks

Parents
  • 0 in reply to Andy Neil

    i want to get the value of the carry flag (after shift to left) from c code
    one answver
    The only safe way, as Christoph says, is to use assembler and call it from 'C'.

    in C, the same is possible, but by other means:

    bit flag;

    flag = 0;
    if (var &0x80) flag = 1;
    var <<= 1;

    use 'flag' as you would CY

    Erik

Reply
  • 0 in reply to Andy Neil

    i want to get the value of the carry flag (after shift to left) from c code
    one answver
    The only safe way, as Christoph says, is to use assembler and call it from 'C'.

    in C, the same is possible, but by other means:

    bit flag;

    flag = 0;
    if (var &0x80) flag = 1;
    var <<= 1;

    use 'flag' as you would CY

    Erik

Children