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#!/usr/bin/env bash
# This script run one cycle of the bisect, by building (or self-hosting)
# LLVM+Clang, running the compiler tests and the test-suite, if required.
# Please, use the sequential.sh script to drive this one.
. common.sh
CORE=`grep "CPU part" /proc/cpuinfo | awk '{print $4}'`
if [[ $CORE = '0xc08' ]]; then
CORE="-mcpu=cortex-a8"
elif [[ $CORE = '0xc09' ]]; then
CORE="-mcpu=cortex-a9"
elif [[ $CORE = '0xc0f' ]]; then
CORE="-mcpu=cortex-a15"
elif [[ $CORE = '0xd03' ]]; then
CORE="-mcpu=cortex-a53"
elif [[ $CORE = '0xd07' ]]; then
CORE="-mcpu=cortex-a57"
else
CORE=''
fi
CPUS=$(grep -c proc /proc/cpuinfo)
PARALLEL=-j$CPUS
LINK=$(free -g | awk '/Mem/ {print $2}')
if [ "$LINK" -gt "$CPUS" ]; then
LINK=$CPUS
else
LINK=$((LINK+1))
fi
selfhost=false
check=false
cflags=$CORE
full=false
keepbuild=false
while getopts "sct:hfvk" opt; do
case $opt in
s)
selfhost=true
;;
c)
check=true
;;
t)
test=$OPTARG
;;
h)
cflags="$cflags -mthumb"
;;
v)
cflags="$cflags -mfpu=vfpv3"
;;
f)
full=true
;;
k)
keepbuild=true
;;
*)
echo "Syntax: $0 [-(s)elfhost | -(c)heck-all | -(t)est <test-suite-name>] | -T(h)umb | -(v)fp3 | -(f)ull-with-RT | -(k)eep build dir"
exit 1
;;
esac
done
flush() {
if ! $keepbuild; then
if [[ -d $1 && $1 != '/' ]]; then
rm -rf $1
fi
fi
mkdir -p $1
cd $1
}
build() {
CC=gcc
CXX=g++
if [[ $1 != '' ]]; then
CC=$1/bin/clang
CXX=$1/bin/clang++
fi
CC=$CC CXX=$CXX \
cmake -G Ninja ../llvm -DCMAKE_BUILD_TYPE=Release \
-DCMAKE_C_FLAGS="$cflags" \
-DCMAKE_CXX_FLAGS="$cflags" \
-DLLVM_TARGETS_TO_BUILD="ARM;AArch64" \
-DLLVM_BUILD_TESTS=True \
-DLLVM_ENABLE_ASSERTIONS=True \
-DLLVM_LIT_ARGS="-sv $PARALLEL" \
-DLLVM_PARALLEL_LINK_JOBS=$LINK
safe_run ninja $PARALLEL
if $check; then
safe_run ninja check-all
fi
}
ROOT=`pwd`
if $full; then
ln -sf `pwd`/compiler-rt `pwd`/llvm/projects/compiler-rt
else
rm -f `pwd`/llvm/projects/compiler-rt
fi
# Native build
flush $ROOT/build
build
if $selfhost; then
# Self-hosting build
flush $ROOT/build2
build $ROOT/build
fi
if [[ $test != '' ]]; then
cd $ROOT
safe_run ./test.sh $test
fi
# SVN info
cd $ROOT
svn info llvm
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