Comments on: today update 8/6/12. Problem in bitwise OR https://www.emblogic.com/blog/06/today-update-8612/ Embedded System and ARM Training Mon, 07 Oct 2013 04:00:03 +0000 hourly 1 http://wordpress.org/?v=3.9.1 By: sandeep.kumar https://www.emblogic.com/blog/06/today-update-8612/#comment-790 Sat, 09 Jun 2012 08:55:53 +0000 http://emblogic.org/blog/?p=3101#comment-790 got it.

1111111111111111111 means -ve
then
000000000000000000
adding 1
000000000000000001

]]> By: msiddarth https://www.emblogic.com/blog/06/today-update-8612/#comment-788 Sat, 09 Jun 2012 05:37:52 +0000 http://emblogic.org/blog/?p=3101#comment-788 The program will be evaluated in this form: ((~x) | x)
i.e. In step1 the complement of X will become
11…..10
and also the value of x will not be updated with the same complement value hence
11…..10
| 00…..01
————–
11…..11
—————
and the value of 111….11 is -1 in two’s complement compiler.
Hence we are getting the value as -1

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