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authorSunil K Pandey <skpgkp2@gmail.com>2022-01-18 07:07:44 -0800
committerSunil K Pandey <skpgkp2@gmail.com>2022-01-19 07:57:11 -0800
commit3e63b15d43ea6f61effcf92324e47e981bd7d0a8 (patch)
treec971e10e2822b733568027936c04fa277240a808 /manual
parent1e000d3d33211d5a954300e2a69b90f93f18a1a1 (diff)
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x86_64: Document libmvec vector functions accuracy [BZ #28766]
Document maximum 4 ulps accuracy for x86_64 libmvec functions.
This fixes BZ #28766.

Reviewed-By: Paul Zimmermann <Paul.Zimmermann@inria.fr>
Diffstat (limited to 'manual')
-rw-r--r--manual/math.texi5
1 files changed, 3 insertions, 2 deletions
diff --git a/manual/math.texi b/manual/math.texi
index e00871c303..477a18b6d1 100644
--- a/manual/math.texi
+++ b/manual/math.texi
@@ -1395,8 +1395,9 @@ The table lists the ULP values for different architectures.  Different
 architectures have different results since their hardware support for
 floating-point operations varies and also the existing hardware support
 is different.  Only the round-to-nearest rounding mode is covered by
-this table, and vector versions of functions are not covered.
-Functions not listed do not have known errors.
+this table.  Functions not listed do not have known errors.  Vector
+versions of functions in the x86_64 libmvec library have a maximum error
+of 4 ulps.
 
 @page
 @c This multitable does not fit on a single page