Re: [RFC PATCH 1/2] arch/m68k/lib/mulsi3.S: Optimize]

George Spelvin
2016-05-13T02:36:33Z

> I have many test setups for ColdFire (qemu and real hardware) but
> none of them actually use the mulsi3 code. I don't have anything
> for testing classic m68000 builds.
>
> So other than compiling it I don't have an easy way to currently
> test it.

You couldn't write a user-level test program which calls __mulsi3(x,y)
explicitly and compares the result to x*y?

I'll write it for you if you like.

Even if we can only test the ColdFire branch, that reduces the number
of untested lines considerably.