Similar to the usage of the carry bit when adding there are mechanisms for subtracting that allow to integrate the result of subtraction of the lower bits into the subtraction of the next higher block of bits, where necessary. There are two ways to do this, that are trivially equivalent by a simple not operation: …
Monatliche Archive: September 2019
Poor mans profiling with LOGs
We have professional profiling tools and we should use them.. They give really useful and extensive information. So why bother about doing „poor man’s profiling“? About ten years ago, running profilers was kind of constrained to very small examples and computers with really huge memory. We have this huge memory now on every development machine. …