LIU Hao wrote: >在 2023/1/9 20:20, Stefan Kanthak 写道: >> Hi, >> >> GCC (and other C compilers too) support the widening multiplication >> of i386/AMD64 processors, but DON'T support their narrowing division: >> >> > > QWORD-DWORD division would change the behavior of your program. [...] > If DIV was used, it would effect an exception:
Guess why I use "schoolbook" division? Please read the end of my post until you understand the code. regards Stefan
