Summary:
fbcode build now support SSE instructions.
Delete older version of the compile-helper fbcode.sh. This is
subsumed by fbcode.gcc471.sh.
Test Plan: run make check
Reviewers: heyongqiang, MarkCallaghan
Reviewed By: heyongqiang
Differential Revision: https://reviews.facebook.net/D6057
Summary:
This speeds up CRC computation significantly on
hardware that supports it. Enabled via -msse4.
Note: the binary won't be usable on older CPUs
that don't support the instruction.
Test Plan: crc32c_test
Reviewers: dhruba
Reviewed By: dhruba
Differential Revision: https://reviews.facebook.net/D3201