This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: [PATCH] Remove slow paths from log
On Fri, 2 Feb 2018, Wilco Dijkstra wrote:
> -#include <stap-probe.h>
Removing the probes for log should also mean removing their documentation
in probes.texi.
> + /* Here A contains the high part of the result, and B the low part.
> + Maximum error is 6.095e-21 and min log (x) is 0.295 since x > 1.03.
> + Therefore max ULP error of A + B is ~0.502. */
> + return A + B;
There seems to be a typo in this comment, 0.295 should be 0.0295 (but the
ulp analysis is correct once that typo is fixed).
--
Joseph S. Myers
joseph@codesourcery.com