Peter Maydell <peter.mayd...@linaro.org> writes: > On 4 February 2018 at 04:11, Richard Henderson > <richard.hender...@linaro.org> wrote: >> Or there's the code from glibc. I know Peter didn't like the idea; >> debugging this code is fairly painful -- the massive preprocessor >> macros mean that you can't step through anything. But at least we >> have a good relationship with glibc, so merging patches back and >> forth should be easy. > > Yeah. I didn't like dealing with this code two decades ago > when I first encountered it, and it hasn't improved any. > It's pretty much write-only code, and it isn't going to be > any fun for debugging.
I think I've managed to pull the performance back on softfloat-v4 thanks to the attribute(flatten) changes to addsub/div/mul/mulladd. -- Alex Bennée