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Diffstat (limited to 'perf/cairo-perf-diff')
| -rwxr-xr-x | perf/cairo-perf-diff | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/perf/cairo-perf-diff b/perf/cairo-perf-diff deleted file mode 100755 index 5a4b7b386..000000000 --- a/perf/cairo-perf-diff +++ /dev/null @@ -1,255 +0,0 @@ -#!/bin/sh -set -e - -usage() { - argv0=`basename $0` - - cat >&2 << END -Usage: -For comparing files created my cairo-perf: - - $argv0 old.perf new.perf - -For comparing (cached) performance of revisions: - - $argv0 [OPTIONS] <revision> [-- cairo-perf options] - $argv0 [OPTIONS] <rev1> <rev2> [-- cairo-perf-options] - -If given a single revision, compares its results to that of its -(first-parent) predecessor. Otherwise compares the two given revisions. -The revisions can be any revision accepted by git. For example: - - $argv0 HEAD # Show impact of latest commit - $argv0 1.2.0 1.2.4 # Compare performance of 1.2.0 to 1.2.4 - -Options: - --f, --force - Forces cairo-perf-diff to re-run performance tests - even if cached performance data is available. - --h, --html - With this option performance changes are summarized - as HTML table. - --t, --trace - Compare performance using trace replays instead of - microbenchmarks. - -Additional options can be passed the child cairo-perf process -by separating them with a double hyphen (--). For example, to -examine what the impact of the latest change is on the stroke -test you might use: - - $argv0 HEAD -- stroke - -The performance results are cached in .perf next to the .git directory. - -Set CAIRO_AUTOGEN_OPTIONS to pass options to autogen for both -builds. -END - - exit 1 -} - -benchmark="cairo-perf-micro" - -# First, pull off any known options -while true; do - case $1 in - -f|--force) force_cairo_perf="true";; - -h|--html) html_output="$2"; shift ;; - -t|--trace) benchmark="cairo-perf-trace";; - *) break;; - esac - - shift -done - -# Then if anything is left that still looks like an option, (begins -# with a dash), give usage to catch --help or any other -garbage -if [ $# -eq 0 ] || [ "`echo "$1" | sed 's/^-//'`" != "$1" ]; then - usage -fi - -# Finally, pick up the actual revision arguments -if [ $# -eq 1 ] || [ "$2" = "--" ]; then - old="$1^" - new="$1" - shift 1 -else - old="$1" - new="$2" - shift 2 -fi - -# And post-finally, pass anything after -- on to cairo-perf -CAIRO_PERF_OPTIONS="-r -i 10" -if [ $# -gt 0 ]; then - if [ "$1" = "--" ]; then - shift 1 - CAIRO_PERF_OPTIONS="$CAIRO_PERF_OPTIONS $@" - else - usage - fi -fi - -git_setup() { - SUBDIRECTORY_OK='Yes' - . "$(git --exec-path)/git-sh-setup" - CAIRO_DIR=`dirname $GIT_DIR` - if [ "$CAIRO_DIR" = "." ]; then - CAIRO_DIR=`pwd` - fi - CAIRO_PERF_DIR=$CAIRO_DIR/.perf -} - -rev2sha() { - rev=$1 - git rev-parse --verify $rev || ( echo "Cannot resolve $rev as a git object" && exit 1 ) -} - -cpu_count() { - test -f /proc/cpuinfo && - grep -c '^processor[[:blank:]]\+:' /proc/cpuinfo || - echo 1 -} - -# We cache performance output based on a two-part name capturing the -# current performance test suite and the library being tested. We -# capture these as the tree object of the perf directory in HEAD and -# the tree object of the src directory of the revision being tested. -# -# This way, whenever the performance suite is updated, cached output -# from old versions of the suite are automatically invalidated. Also, -# if a commit just changes things outside of the src tree, (say it -# changes the "test" test suite, or README or configure.in, or -# whatever), cairo-perf-diff will be smart enough to still use cached -# results from a run with an equivalent src tree. -rev2perf() { - rev=$1 - sha=`rev2sha $rev` - src_tree_sha=`rev2sha $rev:src` - perf_tree_sha=`rev2sha HEAD:perf` - script_tree_sha=`rev2sha HEAD:util/cairo-script` - echo "$CAIRO_PERF_DIR/${sha}-${perf_tree_sha}-${script_tree_sha}-${src_tree_sha}.perf" -} -rev2perf_glob() { - rev=$1 - src_tree_sha=`rev2sha $rev:src` - perf_tree_sha=`rev2sha HEAD:perf` - script_tree_sha=`rev2sha HEAD:util/cairo-script` - echo "$CAIRO_PERF_DIR/*-${perf_tree_sha}-${script_tree_sha}-${src_tree_sha}.perf" -} - -build() { - build_dir=$1 - sha=$2 - - if [ ! -d $build_dir ]; then - git clone -s $CAIRO_DIR $build_dir - (cd $build_dir; git checkout -b tmp-cairo-perf-diff $sha) - fi - cd $build_dir - - git checkout tmp-cairo-perf-diff - git reset --hard $sha - - if [ -z "$MAKEFLAGS" ]; then - CPU_COUNT=`cpu_count` - export MAKEFLAGS="-j`expr $CPU_COUNT + 1`" - fi - - if [ ! -e Makefile ]; then - ./autogen.sh $CAIRO_AUTOGEN_OPTIONS - fi - - for file in $boilerplate_files; do - rsync $CAIRO_DIR/$file boilerplate - done - for file in $perf_files; do - rsync $CAIRO_DIR/$file perf - done - for file in $script_files; do - rsync $CAIRO_DIR/$file util/cairo-script - done - - make || (rm config.cache && make) - (cd boilerplate && make libcairoboilerplate.la) - - cd perf - make ${benchmark} -} - -# Usage: run_cairo_perf_if_not_cached <rev> <suffix> -# The <rev> argument must be a valid git ref-spec that can -# be resolved to a commit. The suffix is just something -# unique so that build directories can be separated for -# multiple calls to this function. -run_cairo_perf_if_not_cached() { - rev=$1 - build_dir="build-$2" - - owd=`pwd` - sha=`rev2sha $rev` - perf=`rev2perf $rev` - glob=`rev2perf_glob $rev` - if [ -e $glob ] && [ "$force_cairo_perf" != "true" ]; then - return 0 - fi - if [ ! -d $CAIRO_PERF_DIR ]; then - echo "Creating new perf cache in $CAIRO_PERF_DIR" - mkdir $CAIRO_PERF_DIR - fi - - cd $CAIRO_DIR - boilerplate_files=`git ls-tree --name-only HEAD boilerplate/*` - perf_files=`git ls-tree --name-only HEAD perf/*` - script_files=`git ls-tree --name-only HEAD util/cairo-script/*` - cd $CAIRO_PERF_DIR - - build $build_dir $sha || { - rm -rf $build_dir - build $build_dir $sha || exit 1 - } - - echo "Running \"cairo-perf $CAIRO_PERF_OPTIONS\" against $rev. Results will be cached in:" - { ./$benchmark $CAIRO_PERF_OPTIONS || echo "*** Performance test crashed"; } >> $perf - - cd $owd -} - -git_setup - -if [ -e ./cairo-perf-diff-files ]; then - bindir="." -else - bindir=$CAIRO_DIR/perf - - # Build cairo-perf-diff-files if not available - if [ ! -e $bindir/cairo-perf-diff-files ]; then - echo "Building cairo-perf-diff-files" - if [ "x$OS" = "xWindows_NT" ]; then - make -f Makefile.win32 -C $bindir cairo-perf-diff-files CFG=debug - else - make -C $bindir cairo-perf-diff-files - fi - fi -fi - -if [ ! -e $old ]; then - run_cairo_perf_if_not_cached $old old - old=`rev2perf $old` -fi - -if [ ! -e $new ]; then - run_cairo_perf_if_not_cached $new new - new=`rev2perf $new` -fi - -if [ -z "$html_output" ]; then - $bindir/cairo-perf-diff-files $old $new -else - $bindir/cairo-perf-diff-files $old $new | - $CAIRO_DIR/perf/make-html.py > $html_output -fi |