diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2018-02-03 04:43:46 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2018-02-03 04:43:46 +0100 |
| commit | feafb3423e76d3c02a1f4fc740fb3f91a211ce1c (patch) | |
| tree | df527b15a448e1f1bb9f463de828f0528f022df8 /archival/libarchive/bz/blocksort.c | |
| parent | 982c44d030dbb9eec3ae6522b12838c5f0754070 (diff) | |
| download | busybox-feafb3423e76d3c02a1f4fc740fb3f91a211ce1c.tar.gz | |
bzip2: ~1% speedup by special-casing "store 1 bit" function
function old new delta
bsW1 - 52 +52
BZ2_compressBlock 230 225 -5
BZ2_blockSort 125 118 -7
sendMTFValues 2070 2051 -19
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/3 up/down: 52/-31) Total: 21 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival/libarchive/bz/blocksort.c')
| -rw-r--r-- | archival/libarchive/bz/blocksort.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/archival/libarchive/bz/blocksort.c b/archival/libarchive/bz/blocksort.c index e600cb7a7..a3b099f4b 100644 --- a/archival/libarchive/bz/blocksort.c +++ b/archival/libarchive/bz/blocksort.c @@ -1056,7 +1056,9 @@ void BZ2_blockSort(EState* s) } } +#if BZ_LIGHT_DEBUG s->origPtr = -1; +#endif for (i = 0; i < s->nblock; i++) if (ptr[i] == 0) { s->origPtr = i; |