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go/test/bench/timing.sh
Rob Pike 8764ebee95 spectral-norm
make regexp-dna use bytes not strings (no significant timing change)

R=rsc
DELTA=149  (138 added, 1 deleted, 10 changed)
OCL=32804
CL=32807
2009-08-05 17:25:38 -07:00

100 lines
2.1 KiB
Bash
Executable File

#!/bin/sh
# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
set -e
. $GOROOT/src/Make.$GOARCH
gc() {
$GC $1.go; $LD $1.$O
}
gc_B() {
$GC -B $1.go; $LD $1.$O
}
run() {
echo -n ' '$1' '
$1
shift
(/home/r/plan9/bin/time $* 2>&1 >/dev/null) | sed 's/r.*/r/'
}
fasta() {
echo 'fasta -n 25000000'
run 'gcc -O2 fasta.c' a.out 25000000
#run 'gccgo -O2 fasta.go' a.out -n 25000000 #commented out until WriteString is in bufio
run 'gc fasta' $O.out -n 25000000
run 'gc_B fasta' $O.out -n 25000000
}
revcomp() {
gcc -O2 fasta.c
a.out 25000000 > x
echo 'reverse-complement < output-of-fasta-25000000'
run 'gcc -O2 reverse-complement.c' a.out < x
run 'gccgo -O2 reverse-complement.go' a.out < x
run 'gc reverse-complement' $O.out < x
run 'gc_B reverse-complement' $O.out < x
rm x
}
nbody() {
echo 'nbody -n 50000000'
run 'gcc -O2 nbody.c' a.out 50000000
run 'gccgo -O2 nbody.go' a.out -n 50000000
run 'gc nbody' $O.out -n 50000000
run 'gc_B nbody' $O.out -n 50000000
}
binarytree() {
echo 'binary-tree 15 # too slow to use 20'
run 'gcc -O2 binary-tree.c -lm' a.out 15
run 'gccgo -O2 binary-tree.go' a.out -n 15
run 'gccgo -O2 binary-tree-freelist.go' $O.out -n 15
run 'gc binary-tree' $O.out -n 15
run 'gc binary-tree-freelist' $O.out -n 15
}
fannkuch() {
echo 'fannkuch 12'
run 'gcc -O2 fannkuch.c' a.out 12
run 'gccgo -O2 fannkuch.go' a.out -n 12
run 'gc fannkuch' $O.out -n 12
run 'gc_B fannkuch' $O.out -n 12
}
regexdna() {
gcc -O2 fasta.c
a.out 100000 > x
echo 'regex-dna 100000'
run 'gcc -O2 regex-dna.c -lpcre' a.out <x
# run 'gccgo -O2 regex-dna.go' a.out <x # pages badly; don't run
run 'gc regex-dna' $O.out <x
run 'gc_B regex-dna' $O.out <x
rm x
}
spectralnorm() {
echo 'spectral-norm 5500'
run 'gcc -O2 spectral-norm.c -lm' a.out 5500
run 'gccgo -O2 spectral-norm.go' a.out -n 5500
run 'gc spectral-norm' $O.out -n 5500
run 'gc_B spectral-norm' $O.out -n 5500
}
case $# in
0)
run="fasta revcom nbody binarytree fannkuch regexdna spectralnorm"
;;
*)
run=$*
esac
for i in $run
do
$i
echo
done