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author | zimmerma <zimmerma@280ebfd0-de03-0410-8827-d642c229c3f4> | 2021-06-02 10:14:04 +0000 |
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committer | zimmerma <zimmerma@280ebfd0-de03-0410-8827-d642c229c3f4> | 2021-06-02 10:14:04 +0000 |
commit | 9f69eb4305c41e1e3b4037ae34319f743c081e8c (patch) | |
tree | 21814f4bcf2f059f2d2c2a4ff04a31dfbe8884f4 | |
parent | 0841789d2d2f43089d0ee48ccef4dd13c9477dad (diff) | |
download | mpfr-9f69eb4305c41e1e3b4037ae34319f743c081e8c.tar.gz |
[doc/mpfr.texi] some figures about slowdown with C++ interface
git-svn-id: https://scm.gforge.inria.fr/anonscm/svn/mpfr/trunk@14534 280ebfd0-de03-0410-8827-d642c229c3f4
-rw-r--r-- | doc/mpfr.texi | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/mpfr.texi b/doc/mpfr.texi index 5765cc315..7ca85080b 100644 --- a/doc/mpfr.texi +++ b/doc/mpfr.texi @@ -1139,7 +1139,8 @@ Here are a few hints to get the best efficiency out of MPFR: This will avoid copying the significands; @item avoid using MPFR from C++, or make sure your C++ interface does not - perform unnecessary allocations or copies; + perform unnecessary allocations or copies. Slowdowns of up to a + factor 15 have been observed on some applications with a C++ interface; @item MPFR functions work in-place: to compute @code{a = a + b} you don't need an auxiliary variable, you can directly write |