tools/testing/selftests/nolibc/run-tests.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 # Test runner for nolibc tests
   5
   6 set -e
   7
   8 trap 'echo Aborting...' 'ERR'
   9
  10 crosstool_version=13.2.0
  11 hostarch=x86_64
  12 nproc=$(( $(nproc) + 2))
  13 cache_dir="${XDG_CACHE_HOME:-"$HOME"/.cache}"
  14 download_location="${cache_dir}/crosstools/"
  15 build_location="$(realpath "${cache_dir}"/nolibc-tests/)"
  16 perform_download=0
  17 test_mode=system
  18 werror=1
  19 llvm=
  20 archs="i386 x86_64 arm64 arm mips32le mips32be ppc ppc64 ppc64le riscv32 riscv64 s390 loongarch"
  21
  22 TEMP=$(getopt -o 'j:d:c:b:a:m:pelh' -n "$0" -- "$@")
  23
  24 eval set -- "$TEMP"
  25 unset TEMP
  26
  27 print_usage() {
  28         cat <<EOF
  29 Run nolibc testsuite for multiple architectures with crosstools
  30
  31 Usage:
  32  $0 [options] <architectures>
  33
  34 Known architectures:
  35  ${archs}
  36
  37 Options:
  38  -j [N]         Allow N jobs at once (default: ${nproc})
  39  -p             Allow download of toolchains
  40  -d [DIR]       Download location for toolchains (default: ${download_location})
  41  -c [VERSION]   Version of toolchains to use (default: ${crosstool_version})
  42  -a [ARCH]      Host architecture of toolchains to use (default: ${hostarch})
  43  -b [DIR]       Build location (default: ${build_location})
  44  -m [MODE]      Test mode user/system (default: ${test_mode})
  45  -e             Disable -Werror
  46  -l             Build with LLVM/clang
  47 EOF
  48 }
  49
  50 while true; do
  51         case "$1" in
  52                 '-j')
  53                         nproc="$2"
  54                         shift 2; continue ;;
  55                 '-p')
  56                         perform_download=1
  57                         shift; continue ;;
  58                 '-d')
  59                         download_location="$2"
  60                         shift 2; continue ;;
  61                 '-c')
  62                         crosstool_version="$2"
  63                         shift 2; continue ;;
  64                 '-a')
  65                         hostarch="$2"
  66                         shift 2; continue ;;
  67                 '-b')
  68                         build_location="$(realpath "$2")"
  69                         shift 2; continue ;;
  70                 '-m')
  71                         test_mode="$2"
  72                         shift 2; continue ;;
  73                 '-e')
  74                         werror=0
  75                         shift; continue ;;
  76                 '-l')
  77                         llvm=1
  78                         shift; continue ;;
  79                 '-h')
  80                         print_usage
  81                         exit 0
  82                         ;;
  83                 '--')
  84                         shift; break ;;
  85                 *)
  86                         echo 'Internal error!' >&2; exit 1 ;;
  87         esac
  88 done
  89
  90 if [[ -n "$*" ]]; then
  91         archs="$*"
  92 fi
  93
  94 crosstool_arch() {
  95         case "$1" in
  96         arm64) echo aarch64;;
  97         ppc) echo powerpc;;
  98         ppc64) echo powerpc64;;
  99         ppc64le) echo powerpc64;;
 100         riscv) echo riscv64;;
 101         loongarch) echo loongarch64;;
 102         mips*) echo mips;;
 103         *) echo "$1";;
 104         esac
 105 }
 106
 107 crosstool_abi() {
 108         case "$1" in
 109         arm) echo linux-gnueabi;;
 110         *) echo linux;;
 111         esac
 112 }
 113
 114 download_crosstool() {
 115         arch="$(crosstool_arch "$1")"
 116         abi="$(crosstool_abi "$1")"
 117
 118         archive_name="${hostarch}-gcc-${crosstool_version}-nolibc-${arch}-${abi}.tar.gz"
 119         url="https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/${hostarch}/${crosstool_version}/${archive_name}"
 120         archive="${download_location}${archive_name}"
 121         stamp="${archive}.stamp"
 122
 123         [ -f "${stamp}" ] && return
 124
 125         echo "Downloading crosstools ${arch} ${crosstool_version}"
 126         mkdir -p "${download_location}"
 127         curl -o "${archive}" --fail --continue-at - "${url}"
 128         tar -C "${download_location}" -xf "${archive}"
 129         touch "${stamp}"
 130 }
 131
 132 # capture command output, print it on failure
 133 # mimics chronic(1) from moreutils
 134 function swallow_output() {
 135         if ! OUTPUT="$("$@" 2>&1)"; then
 136                 echo "$OUTPUT"
 137                 return 1
 138         fi
 139         return 0
 140 }
 141
 142 test_arch() {
 143         arch=$1
 144         ct_arch=$(crosstool_arch "$arch")
 145         ct_abi=$(crosstool_abi "$1")
 146
 147         if [ ! -d "${download_location}gcc-${crosstool_version}-nolibc/${ct_arch}-${ct_abi}/bin/." ]; then
 148                 echo "No toolchain found in ${download_location}gcc-${crosstool_version}-nolibc/${ct_arch}-${ct_abi}."
 149                 echo "Did you install the toolchains or set the correct arch ? Rerun with -h for help."
 150                 return 1
 151         fi
 152
 153         cross_compile=$(realpath "${download_location}gcc-${crosstool_version}-nolibc/${ct_arch}-${ct_abi}/bin/${ct_arch}-${ct_abi}-")
 154         build_dir="${build_location}/${arch}"
 155         if [ "$werror" -ne 0 ]; then
 156                 CFLAGS_EXTRA="$CFLAGS_EXTRA -Werror"
 157         fi
 158         MAKE=(make -j"${nproc}" XARCH="${arch}" CROSS_COMPILE="${cross_compile}" LLVM="${llvm}" O="${build_dir}")
 159
 160         mkdir -p "$build_dir"
 161         if [ "$test_mode" = "system" ] && [ ! -f "${build_dir}/.config" ]; then
 162                 swallow_output "${MAKE[@]}" defconfig
 163         fi
 164         case "$test_mode" in
 165                 'system')
 166                         test_target=run
 167                         ;;
 168                 'user')
 169                         test_target=run-user
 170                         ;;
 171                 *)
 172                         echo "Unknown mode $test_mode"
 173                         exit 1
 174         esac
 175         printf '%-15s' "$arch:"
 176         swallow_output "${MAKE[@]}" CFLAGS_EXTRA="$CFLAGS_EXTRA" "$test_target" V=1
 177         cp run.out run.out."${arch}"
 178         "${MAKE[@]}" report | grep passed
 179 }
 180
 181 if [ "$perform_download" -ne 0 ]; then
 182         for arch in $archs; do
 183                 download_crosstool "$arch"
 184         done
 185 fi
 186
 187 for arch in $archs; do
 188         test_arch "$arch"
 189 done