summaryrefslogtreecommitdiffhomepage
path: root/archival/libarchive/bz/blocksort.c
AgeCommit message (Collapse)Author
2018-02-07bzip2: expose tuning knob for faster/smaller codeDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: move runningOrder[] back to stack - 256 bytes is not muchDenys Vlasenko
function old new delta mainSort 1119 1108 -11 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: move ->origPtr out of struct EState, make a few members smallerDenys Vlasenko
function old new delta BZ2_compressBlock 223 228 +5 BZ2_blockSort 85 88 +3 generateMTFValues 356 357 +1 handle_compress 355 349 -6 compressStream 538 531 -7 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/2 up/down: 9/-13) Total: -4 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: pass sorting params through EState* pointerDenys Vlasenko
function old new delta mainGtU 499 515 +16 sendMTFValues 2085 2094 +9 mainSort 1116 1119 +3 generateMTFValues 357 356 -1 fallbackSort 1719 1705 -14 mainQSort3 1163 1141 -22 BZ2_blockSort 118 85 -33 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/4 up/down: 28/-70) Total: -42 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03gzip2: small simplification in mainSimpleSort()Denys Vlasenko
function old new delta mainQSort3 1165 1163 -2 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: a few more locals converted to generic typesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: eliminate one parameter to mainQSort3()Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: small simplification in mainSort()Denys Vlasenko
function old new delta mainSort 1127 1118 -9 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: convert some locals to unsigned'sDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: runningOrder[] values are always 0..255, make it uint8Denys Vlasenko
function old new delta mainSort 1171 1124 -47 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: remove redundant clearing of an alredy unset bitDenys Vlasenko
function old new delta mainSort 1178 1171 -7 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: eliminate write-only local numQSortedDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: make locals in mainSort() saner, convert one of them from uint16 to ↵Denys Vlasenko
unsigned function old new delta mainSort 1192 1178 -14 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: remove redundant loop termination check in mainSort()Denys Vlasenko
function old new delta mainSort 1202 1192 -10 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: optimize zPend variable codeDenys Vlasenko
function old new delta generateMTFValues 433 378 -55 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-02-03bzip2: ~1% speedup by special-casing "store 1 bit" functionDenys Vlasenko
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>
2011-09-10regularize options which control size/speed tradeDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-11-03rename archival/libunarchive -> archival/libarchive; move bz/ into itDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-06 19:01:20 +0000