On 6/2/20 10:27 AM, Adhemerval Zanella via Libc-alpha wrote: >> I used commit f82996f815 "Use GCC builtins for round functions if desired" as >> starting point for my change. And seems it was not an ideal reference :-) as >> round >> has far fewer instances than fma. Indeed fma is present in ldbl-128 and >> dbl-64 so >> needs updating in both. > I think after this set is upstream I will refactor to make each symbol and its > variant (i.g sqrt, sqrtf, etc.) to be define on its own file. The default > math-use-builtins will then include each file: > > /* math-use-builtins.h */ > #inclde <math-use-builtins-sqrt.h> > [...] > > With default USE_* begin 0. This would allow to add new builtin usage without > require to sync with every architecture (and without breaking its build as > well).
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