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Commit Graph

7 Commits

Author SHA1 Message Date
Russ Cox
864c6bcbc7 test/bench: use range in reverse-complement
1.9s	gcc reverse-complement.c

reverse-complement.go
4.5s / 3.5s	original, with/without bounds checks
3.5s / 3.3s	bounds check reduction
3.3s / 2.8s	smarter garbage collector
2.6s / 2.3s	assembler bytes.IndexByte
2.5s / 2.1s	even smarter garbage collector
2.3s / 2.1s	fix optimizer unnecessary spill bug
2.0s / 1.9s	change loop to range (this CL)

R=r
https://golang.org/cl/166072
2009-12-04 21:44:29 -08:00
Russ Cox
e2b23e42a8 test/bench: dead code in reverse-complement
R=r
https://golang.org/cl/165065
2009-12-04 19:25:25 -08:00
Russ Cox
19dae0799b gofmt -r 'α[β:len(α)] -> α[β:]' -w test/bench
except chameneosredux which i know is being edited

require gofmt for test/bench

R=r
https://golang.org/cl/157110
2009-11-20 13:11:42 -08:00
Russ Cox
688ffc1dc1 test/bench revisions;
* reverse-complement: port C algorithm to Go
	saves 30% on my MacBook Pro and makes it a fairer comparison.
  * test reverse-complement with and without GC (another 15%)
  * revise timing.sh to work on more systems
  * avoid two glibcisms in fasta.c

R=r
https://golang.org/cl/156110
2009-11-20 08:59:11 -08:00
Rob Pike
e70cedfaec remove bytes.Copy
replace all calls with calls to copy
use copy in regexp and bytes.Buffer

R=rsc
CC=golang-dev
https://golang.org/cl/157073
2009-11-18 15:24:24 -08:00
Russ Cox
4b409289f6 remove Line in bufio.ReadLine(Bytes|Slice|String)
also drop bool arg from ReadString

R=r
DELTA=45  (13 added, 1 deleted, 31 changed)
OCL=33923
CL=33960
2009-08-27 11:20:15 -07:00
Rob Pike
9ae42ee87f another benchmark: reverse-complement
R=rsc
DELTA=682  (511 added, 171 deleted, 0 changed)
OCL=32725
CL=32727
2009-08-04 13:04:37 -07:00