DXR will be turned off on Tuesday, December 29th. It will redirect to Searchfox.
See the announcement on Discourse.

DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Mercurial (c68fe15a81fc)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90
#!/usr/bin/env bash

set -e -o pipefail


function echo_to_stderr {
    echo "$1" 1>&2
}

function usage_and_exit {
function usage_and_exit {
    echo_to_stderr "Usage:"
    echo_to_stderr "    $0 <path-to-js> <number-of-iterations>"
    echo_to_stderr
    echo_to_stderr "Run octane <number-of-iterations> times, and aggregate the results"
    echo_to_stderr "into one CSV file, which is written to stdout."
    echo_to_stderr "into one CSV file, which is written to stdout."
    echo_to_stderr
    echo_to_stderr "See the js/src/devtools/plot-octane.R script for plotting the"
    echo_to_stderr "results."
    echo_to_stderr
    echo_to_stderr "Complete example usage with plotting:"
    echo_to_stderr "Complete example usage with plotting:"
    echo_to_stderr
    echo_to_stderr "    \$ ./js/src/devtools/octane-csv.sh path/to/js 20 > control.csv"
    echo_to_stderr
    echo_to_stderr "    Next, apply some patch you'd like to test."
    echo_to_stderr
    echo_to_stderr
    echo_to_stderr "    \$ ./js/src/devtools/octane-csv.sh path/to/js 20 > variable.csv"
    echo_to_stderr "    \$ ./js/src/devtools/plot-octane.R control.csv variable.csv"
    echo_to_stderr
    echo_to_stderr "    Open Rplots.pdf to view the results."
    echo_to_stderr "    Open Rplots.pdf to view the results."
    exit 1
}

if [[ "$#" != "2" ]]; then
    usage_and_exit
    usage_and_exit
fi

# Get the absolute, normalized $JS path, and ensure its an executable.

JS_DIR=$(dirname $1)
if [[ ! -d "$JS_DIR" ]]; then
    echo_to_stderr "error: no such directory $JS_DIR"
    echo_to_stderr "error: no such directory $JS_DIR"
    echo_to_stderr
    usage_and_exit
fi

JS=$(basename $1)
JS=$(basename $1)
cd "$JS_DIR" > /dev/null
JS="$(pwd)/$JS"
if [[ ! -e "$JS" ]]; then
    echo_to_stderr "error: '$JS' is not executable"
    echo_to_stderr
    echo_to_stderr
    usage_and_exit
fi
cd - > /dev/null

# Go to the js/src/octane directory.
# Go to the js/src/octane directory.

cd $(dirname $0)/../octane > /dev/null

# Run octane and transform the results into CSV.
#
#
# Run once as a warm up, and to grab the column headers. Then run the benchmark
# $ITERS times, grabbing just the data rows.

echo_to_stderr "Warm up"
"$JS" ./run.js | grep -v -- "----" | cut -f 1 -d ':' | tr '\n' ','
"$JS" ./run.js | grep -v -- "----" | cut -f 1 -d ':' | tr '\n' ','
echo

ITERS=$2
while [[ "$ITERS" -ge "1" ]]; do
    echo_to_stderr "Iterations left: $ITERS"
    "$JS" ./run.js | grep -v -- "----" | cut -f 2 -d ':' | tr '\n' ','
    echo
    ITERS=$((ITERS - 1))
done
done

echo_to_stderr "All done :)"