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go/test/bench/timing.log
Rob Pike ae3939cb78 k-nucleotide
R=rsc
DELTA=367  (366 added, 0 deleted, 1 changed)
OCL=32832
CL=32836
2009-08-06 13:00:26 -07:00

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All tests on r45
Aug 3 2009
First version of fasta. Translation of fasta.c, fetched from
http://shootout.alioth.debian.org/u32q/benchmark.php?test=fasta&lang=gpp&id=4
fasta -n 25000000
gcc -O2 fasta.c 5.98u 0.00s 6.01r
gccgo -O2 fasta.go 8.82u 0.02s 8.85r
6g fasta.go 13.50u 0.02s 13.53r
6g -B fata.go 12.99u 0.02s 13.02r
Aug 4 2009
[added timing.sh]
# myrandom:
# hand-written optimization of integer division
# use int32->float conversion
fasta -n 25000000
gcc -O2 fasta.c 5.99u 0.00s 6.00r
gccgo -O2 fasta.go 8.82u 0.02s 8.85r
gc fasta 10.70u 0.00s 10.77r
gc_B fasta 10.09u 0.03s 10.12r
reverse-complement < output-of-fasta-25000000
gcc -O2 reverse-complement.c 2.04u 0.94s 10.54r
gccgo -O2 reverse-complement.go 6.54u 0.63s 7.17r
gc reverse-complement 6.55u 0.70s 7.26r
gc_B reverse-complement 6.32u 0.70s 7.10r
nbody 50000000
gcc -O2 nbody.c 21.61u 0.01s 24.80r
gccgo -O2 nbody.go 118.55u 0.02s 120.32r
gc nbody 100.84u 0.00s 100.85r
gc_B nbody 103.33u 0.00s 103.39r
[
hacked Sqrt in assembler
gc nbody 31.97u 0.00s 32.01r
]
binary-tree 15 # too slow to use 20
gcc -O2 binary-tree.c -lm 0.86u 0.00s 0.87r
gccgo -O2 binary-tree.go 1.69u 0.46s 2.15r
gccgo -O2 binary-tree-freelist.go 8.48u 0.00s 8.48r
gc binary-tree 9.60u 0.01s 9.62r
gc binary-tree-freelist 0.48u 0.01s 0.50r
August 5, 2009
fannkuch 12
gcc -O2 fannkuch.c 60.09u 0.01s 60.32r
gccgo -O2 fannkuch.go 64.89u 0.00s 64.92r
gc fannkuch 124.59u 0.00s 124.67r
gc_B fannkuch 91.14u 0.00s 91.16r
regex-dna 100000
gcc -O2 regex-dna.c -lpcre 0.92u 0.00s 0.99r
gc regexp-dna 26.94u 0.18s 28.75r
gc_B regexp-dna 26.51u 0.09s 26.75r
spectral-norm 5500
gcc -O2 spectral-norm.c -lm 11.54u 0.00s 11.55r
gccgo -O2 spectral-norm.go 12.20u 0.00s 12.23r
gc spectral-norm 50.23u 0.00s 50.36r
gc_B spectral-norm 49.69u 0.01s 49.83r
gc spectral-norm-parallel 24.47u 0.03s 11.05r # has shift >>1 not div /2
[using >>1 instead of /2 : gc gives 24.33u 0.00s 24.33r]
August 6, 2009
k-nucleotide 5000000
gcc -O2 -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include k-nucleotide.c -lglib-2.0 k-nucleotide.c: 10.72u 0.01s 10.74r
gccgo -O2 k-nucleotide.go 22.69u 0.85s 24.09r
gc k-nucleotide 15.63u 0.26s 16.41r