Add SSE 4.2 optimized SHA256

Pull Request #10821

State completed
Build time Total: 44 minutes
8 minutes for macOS
15 minutes for Windows
21 minutes for Linux
Platforms   
Start Date2017-07-16 19:27:00 UTC
Github#10821
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Author sipa
Pull request head hash7de6d89e
Build styleThis pull request has merge conflicts and was therefore not built on-top of current master
Build Log HEAD~67de6d89 Add selftest for SHA256 transform
c079ea9 Add SSE4.2 based SHA256
78f5a02 Add SHA256 dispatcher
dab1d52 Support multi-block SHA256 transforms
7f08c33 Use cpuid intrinsics instead of asm code
5cfdda2 Merge #10235: Track keypool entries as internal vs external in memory