DD-AVX
DD-AVX: Library of high-precision operations accelerated by AVX
...They operate four double precision operation simultaneously.
This library needs to merge "Lis" for DD precision iterative solvers.
Official support "Lis" version is "lis-1.4.58."
After merge "lis" and "DD-AVX," the interface is same as "lis."
Lis web page
http://www.ssisc.org/lis/index.en.html
This library is managed by git. old version can search "code" page.