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#!/usr/bin/env bash
# This script is an experiment on how to build LLVM in Jenkins.
# The steps here are based on the scripts currently in:
# https://git.linaro.org/toolchain/llvm/linaro-scripts.git
set -exu
set -o pipefail
. tcwg-llvm-common.sh
# Syntax
SYN_WORKSPACE="--workspace=/path/to/workspace"
SYN_REVISION="--revision=rNNNNN (SVN revision, def. tip)"
SYN_BUILDTYPE="--buildtype={Release|Debug} (def. Release)"
SYN_ASSERTS="--asserts={True|False} (def. True)"
SYN_BUILDJOBS="--buildjobs=N (def. CPUS)"
SYN_LINKJOBS="--linkjobs=N (def. RAM+1)"
SYN_TOOLCHAIN="--toolchain=http://url/for/tarball"
SYN_BUILDID="--buildid=<text-to-add-to-tarball>"
SYNTAX="$0 $SYN_WORKSPACE $SYN_REVISION $SYN_ASSERTS $SYN_LINKJOBS $SYN_BUILDJOBS $SYN_TOOLCHAIN $SYN_BUILDID"
# Environment Variables and default values
WORKSPACE=$(pwd)
REVISION=
BUILDTYPE="Release"
ASSERTS="True"
SRCDIR=""
BUILDDIR=""
INSTDIR=""
BUILDJOBS=$CPUS
TOOLCHAIN=""
BUILDID=""
CC=""
CXX=""
# Command line parsing
while [ "$#" -gt 0 ]; do
ARG=$(echo "$1" | cut -d "=" -f 1)
VAL=$(echo "$1" | cut -d "=" -f 2)
case "$ARG" in
--workspace)
if [ -d "$VAL" ]; then
WORKSPACE="$VAL"
else
echo "ERROR: $1"
echo "Syntax: $SYN_WORKSPACE"
exit 1
fi
shift ;;
--revision)
if [ ! -z "$VAL" ]; then
if echo "$VAL" | grep -q "r[0-9]\+"; then
REVISION="$VAL"
else
echo "ERROR: $1"
echo "Syntax: $SYN_REVISION"
exit 1
fi
fi
shift ;;
--buildid)
if [ "$VAL" != "" ]; then
BUILDID="$VAL"
else
echo "ERROR: $1"
echo "Syntax: $SYN_BUILDID"
exit 1
fi
shift ;;
--buildtype)
if [ "$VAL" = "Debug" ]; then
BUILDTYPE="$VAL"
elif [ "$VAL" != "Release" ]; then
echo "ERROR: $1"
echo "Syntax: $SYN_BUILDTYPE"
exit 1
fi
shift ;;
--asserts)
if [ "$VAL" = "False" ]; then
ASSERTS="$VAL"
elif [ "$VAL" != "True" ]; then
echo "ERROR: $1"
echo "Syntax: $SYN_ASSERTS"
exit 1
fi
shift ;;
--buildjobs)
if [ "$VAL" -gt 0 ]; then
BUILDJOBS="$VAL"
else
echo "ERROR: Build jobs '$VAL' not valid"
echo "Syntax: $SYN_BUILDJOBS"
exit 1
fi
shift ;;
--linkjobs)
if [ "$VAL" -gt 0 ]; then
LINKJOBS="$VAL"
else
echo "ERROR: Link jobs '$VAL' not valid"
echo "Syntax: $SYN_LINKJOBS"
exit 1
fi
shift ;;
--toolchain)
download_toolchain "$WORKSPACE" "$VAL"
shift ;;
*)
echo "ERROR: Invalid argument '$1'"
echo "Syntax: $SYNTAX"
exit 1
;;
esac
done
# Validate options
if [ "$BUILDID" = "" ] || [ "$REVISION" = "" ]; then
echo "ERROR: Missing build ID or SVN revision"
echo "$SYNTAX"
exit 1
fi
if [ "$WORKSPACE" = "" ] || [ ! -d "$WORKSPACE" ]; then
echo "ERROR: Missing workspace"
echo "$SYNTAX"
exit 1
fi
if [ "$BUILDTYPE" = "" ] || [ "$ASSERTS" = "" ]; then
echo "ERROR: Missing build type / asserts option"
echo "$SYNTAX"
exit 1
fi
if [ "$LINKJOBS" = "" ] || [ "$BUILDJOBS" = "" ]; then
echo "ERROR: Missing number of build / link jobs"
echo "$SYNTAX"
exit 1
fi
# Dirs
SRCDIR="$WORKSPACE/llvm"
BUILDDIR="$WORKSPACE/build"
INSTDIR="$WORKSPACE/install"
REFDIR="$HOME/llvm-reference"
# Dump
echo "REVISION = $REVISION"
echo "BUILDTYPE = $BUILDTYPE"
echo "ASSERTS = $ASSERTS"
echo "SRCDIR = $SRCDIR"
echo "BUILDDIR = $BUILDDIR"
echo "INSTDIR = $INSTDIR"
echo "REFDIR = $REFDIR"
echo "BUILDJOBS = $BUILDJOBS"
echo "LINKJOBS = $LINKJOBS"
echo "TOOLCHAIN = $TOOLCHAIN"
echo "CC = $CC"
echo "CXX = $CXX"
# Logs
LOGBASE="$WORKSPACE/tcwg-llvm"
LOGEXT="txt"
# Checkout
{
flock -s 9
git clone http://llvm.org/git/llvm.git \
--reference "$REFDIR/llvm" \
"$SRCDIR" |& tee "$LOGBASE-clone.$LOGEXT"
git clone http://llvm.org/git/clang.git \
--reference "$REFDIR/clang" \
"$SRCDIR/tools/clang" |& tee -a "$LOGBASE-clone.$LOGEXT"
} 9>"$REFDIR.lock"
# Move down to the right revision
if [ ! -z "$REVISION" ]; then
update_git "$SRCDIR" "$REVISION"
update_git "$SRCDIR/tools/clang" "$REVISION"
fi
# CMake
OPTIONS="-DLLVM_BUILD_TESTS=True "
OPTIONS+="-DCMAKE_BUILD_TYPE='$BUILDTYPE' "
OPTIONS+="-DLLVM_ENABLE_ASSERTIONS='$ASSERTS' "
OPTIONS+="-DLLVM_PARALLEL_COMPILE_JOBS='$BUILDJOBS' "
OPTIONS+="-DLLVM_PARALLEL_LINK_JOBS='$LINKJOBS' "
OPTIONS+="-DCMAKE_INSTALL_PREFIX='$INSTDIR' "
mkdir -p "$BUILDDIR"
cd "$BUILDDIR" && cmake -G Ninja "$SRCDIR" $OPTIONS -DLLVM_LIT_ARGS="-sv -j$CPUS" |& tee "$LOGBASE-cmake.$LOGEXT"
# Build + check
cd "$BUILDDIR" && ninja "-j$CPUS" |& tee "$LOGBASE-build.$LOGEXT"
cd "$BUILDDIR" && ninja "-j$CPUS" check-all |& tee "$LOGBASE-check.$LOGEXT"
# Install
mkdir -p "$INSTDIR"
cd "$BUILDDIR" && ninja "-j$CPUS" install |& tee "$LOGBASE-install.$LOGEXT"
# Pack & Ship
TARGET=$("$BUILDDIR/bin/clang" --version | awk '/Target:/ { print $2 }')
PKGNAME="$(push_binary_name "$BUILDID" "$TARGET")"
PKGDIR="$WORKSPACE/$PKGNAME"
PUSHTYPE="binaries"
PUSHDIR="$(push_binary_dir "$PUSHTYPE")"
cd "$WORKSPACE" && [ ! -d "$PKGDIR" ] && mv "$INSTDIR" "$PKGDIR"
cd "$WORKSPACE" && tar cf "$PKGNAME.$PUSHSUFFIX" "$PKGNAME"
ssh $PUSHSERVER mkdir -p $PUSHDIR
cd "$WORKSPACE" && scp "$PKGNAME.$PUSHSUFFIX" "$(push_scp_url "$PUSHTYPE")"
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