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| author | Denis Vlasenko <vda.linux@googlemail.com> | 2009-04-25 12:19:35 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2009-04-25 12:19:35 +0000 |
| commit | 9ac3dc764a78b51fe8fdcd1b4682850de098733b (patch) | |
| tree | d411f0cc07b6b9d03d3f3beec1d93907f53b31d6 /archival/libunarchive/get_header_tar_lzma.c | |
| parent | 6fb5f01c0b901e53c0e2cf794aa239b375a7466b (diff) | |
| download | busybox-9ac3dc764a78b51fe8fdcd1b4682850de098733b.tar.gz | |
unlzma: speedup, by Pascal Bellard (pascal.bellard AT ads-lu.com)
LZMA_FAST off: 10% faster and:
function old new delta
rc_is_bit_1 - 92 +92
rc_do_normalize 45 81 +36
rc_update_bit_1 25 - -25
rc_update_bit_0 30 - -30
rc_is_bit_0_helper 38 - -38
rc_get_bit 60 17 -43
rc_read 48 - -48
unpack_lzma_stream 1768 1517 -251
------------------------------------------------------------------------------
(add/remove: 1/4 grow/shrink: 1/2 up/down: 128/-435) Total: -307 bytes
LZMA_FAST on: 14% faster and:
unpack_lzma_stream 2301 2737 +436
rc_get_bit 106 - -106
Diffstat (limited to 'archival/libunarchive/get_header_tar_lzma.c')
0 files changed, 0 insertions, 0 deletions