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#!/bin/bash
set -euf -o pipefail
scripts=$(dirname $0)
. $scripts/jenkins-helpers.sh
. $scripts/round-robin.sh
convert_args_to_variables "$@"
obligatory_variables rr[ci_config]
# Execution mode: baseline, bisect, jenkins-full
rr[mode]="${rr[mode]-baseline}"
# Set custom revision for one of the projects, and use baseline revisions
# for all other projects.
rr[ci_project]="${rr[ci_project]-tcwg_gnu}"
rr[baseline_branch]="${rr[baseline_branch]-linaro-local/ci/${rr[ci_project]}/${rr[ci_config]}}"
rr[update_baseline]="${rr[update_baseline]-update}"
rr[top_artifacts]="${rr[top_artifacts]-$(pwd)/artifacts}"
# {toolchain_name}-{toolchain_ver}-{target}-{type_of_test}
IFS=- read -a ci_config <<EOF
${rr[ci_config]}
EOF
rr[target]="native"
# type_of_test contains the type of action to perform in this test
# campaign: bootstrap, bootstrap_lto, check_binutils, ....
type_of_test=${type_of_test-${ci_config[3]}}
case "$type_of_test" in
check_binutils) rr[components]="binutils" ;;
*) rr[components]="gcc" ;;
esac
# Use baseline branches by default.
for c in ${rr[components]}; do
rr[${c}_branch]=${rr[${c}_branch]-baseline}
if [ x"${rr[${c}_branch]}" != x"baseline" ]; then
obligatory_variables rr[${c}_url]
fi
done
start_at="${start_at-default}"
finish_at="${finish_at-default}"
verbose="${verbose-true}"
verbose2="${verbose2-false}"
if $verbose2; then set -x; fi
trap "eval \"echo ERROR at \${FUNCNAME[0]}:\${BASH_LINENO[0]}\"" EXIT
# Set start and finish steps for different modes.
default_start_at=""
default_finish_at=""
case "${rr[mode]}" in
"baseline")
default_finish_at="update_baseline"
;;
"bisect")
case "$(print_single_updated_component)" in
binutils|gcc) default_start_at="build_abe-$type_of_test" ;;
*) assert false ;;
esac
default_finish_at="check_regression"
;;
"jenkins-full") ;;
esac
if [ x"$start_at" = x"default" ]; then
start_at="$default_start_at"
fi
if [ x"$finish_at" = x"default" ]; then
finish_at="$default_finish_at"
fi
run_step_init "$start_at" "$finish_at" "${rr[top_artifacts]}" "$verbose"
# Exit with code 0 if no regression compared to base-artifacts/results.
no_regression_p ()
{
(
set -euf -o pipefail
local ref_artifacts=$1
local new_artifacts=$2
# The following check tests for an empty branch, and we return 0 if results
# are not present, since that's an inherently better state. If base-artifacts
# were not existing, then it would fail in reset_artifacts() stage.
if ! [ -f $ref_artifacts/results ]; then
return 0
fi
local build_result_ref build_result_new
build_result_ref=$(tail -n1 $ref_artifacts/results)
build_result_new=$(tail -n1 $new_artifacts/results)
if [ $build_result_new -lt $build_result_ref ]; then
return 1
elif [ $build_result_new -gt $build_result_ref ]; then
return 0
fi
local sumfiles_base=$ref_artifacts/sumfiles
local sumfiles_new=$new_artifacts/sumfiles
if ! [ -d $sumfiles_base ]; then
return 0
elif ! [ -d $sumfiles_new ]; then
return 1
fi
local res=$(gcc/contrib/compare_tests $sumfiles_base $sumfiles_new)
if [ $res -ne 0]; then
return 1
fi
return 0
)
}
run_step stop_on_fail -1 reset_artifacts
run_step stop_on_fail x prepare_abe
run_step skip_on_fail 0 build_abe ${type_of_test}
run_step reset_on_fail x check_regression
run_step stop_on_fail x update_baseline
run_step stop_on_fail x push_baseline
trap "" EXIT
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