diff options
| author | zimmerma <zimmerma@280ebfd0-de03-0410-8827-d642c229c3f4> | 2016-07-29 13:46:09 +0000 |
|---|---|---|
| committer | zimmerma <zimmerma@280ebfd0-de03-0410-8827-d642c229c3f4> | 2016-07-29 13:46:09 +0000 |
| commit | f3696cb5b279c523bb3d2d623ee914d08410d0a0 (patch) | |
| tree | c696f0e98886c7dd189c0266fe0bc1de132bb042 /NEWS | |
| parent | 287bd5fb6b14b33f1c50275b5ba05df6a5585033 (diff) | |
| download | mpfr-f3696cb5b279c523bb3d2d623ee914d08410d0a0.tar.gz | |
[src/mul.c] speedup for 2 limbs: numactl --physcpubind=0 ./mfv5 -p113 mpfr_mul
3.1.5-dev:
mpfr_mul: 45 / 61.60 / 84
4.0-dev:
mpfr_mul: 30 / 32.15 / 36
[NEWS] mention that speedup
git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@10698 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -72,8 +72,8 @@ Changes from versions 3.1.* to version 4.0.0: - Major speedup in mpfr_add, mpfr_sub, mpfr_mul, mpfr_div and mpfr_sqrt when all operands have the same precision and this precision is less than the number of bits per word, e.g., less than 64 on a 64-bit computer. -- Major speedup in mpfr_add and mpfr_sub when all operands have the same - precision and this precision is less than two words, e.g., at most 127 +- Major speedup in mpfr_add, mpfr_sub and mpfr_mul when all operands have the + same precision and this precision is less than two words, e.g., at most 127 on a 64-bit computer. - Speedup by a factor of almost 2 in the double <--> mpfr conversions (mpfr_set_d and mpfr_get_d). |