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| author | Linus Torvalds <torvalds@linux-foundation.org> | |
| Thu, 6 Aug 2009 02:42:15 +0000 (19:42 -0700) | ||
| committer | Junio C Hamano <gitster@pobox.com> | |
| Thu, 6 Aug 2009 20:56:45 +0000 (13:56 -0700) | ||
| commit | b8e48a89b8f581eaf95b57782bb8e620ca30e968 | |
| tree | 6b2393f0958bbdd47205f6558e8940ff338c381f | tree | snapshot |
| parent | b26a9d50899a5d65bafcb521c5495f03b2e2e0e9 | commit | diff |
block-sha1: try to use rol/ror appropriately
Use the one with the smaller constant. It _can_ generate slightly
smaller code (a constant of 1 is special), but perhaps more importantly
it's possibly faster on any uarch that does a rotate with a loop.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Use the one with the smaller constant. It _can_ generate slightly
smaller code (a constant of 1 is special), but perhaps more importantly
it's possibly faster on any uarch that does a rotate with a loop.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
| block-sha1/sha1.c | diff | blob | history |