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[OPENMP] Make -fopenmp to turn on OpenMP support by default.

Patch turns on OpenMP support in clang by default after fixing OpenMP buildbots.
Differential Revision: http://reviews.llvm.org/D13802

llvm-svn: 255222
This commit is contained in:
Alexey Bataev 2015-12-10 05:45:58 +00:00
parent aa6cf3803d
commit f26d973dc0
5 changed files with 25 additions and 53 deletions

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@ -1343,7 +1343,7 @@ AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval",
AC_ARG_WITH(clang-default-openmp-runtime,
AS_HELP_STRING([--with-clang-default-openmp-runtime],
[The default OpenMP runtime for Clang.]),,
withval="libgomp")
withval="libomp")
AC_DEFINE_UNQUOTED(CLANG_DEFAULT_OPENMP_RUNTIME,"$withval",
[Default OpenMP runtime used by -fopenmp.])

2
configure vendored
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@ -5954,7 +5954,7 @@ _ACEOF
if test "${with_clang_default_openmp_runtime+set}" = set; then
withval=$with_clang_default_openmp_runtime;
else
withval="libgomp"
withval="libomp"
fi

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@ -55,6 +55,12 @@ Here's the short story for getting up and running quickly with LLVM:
* ``cd llvm/projects``
* ``svn co http://llvm.org/svn/llvm-project/compiler-rt/trunk compiler-rt``
#. Checkout Libomp (required for OpenMP support):
* ``cd where-you-want-llvm-to-live``
* ``cd llvm/projects``
* ``svn co http://llvm.org/svn/llvm-project/openmp/trunk openmp``
#. Checkout libcxx and libcxxabi **[Optional]**:
* ``cd where-you-want-llvm-to-live``
@ -535,6 +541,13 @@ If you want to check out compiler-rt (required to build the sanitizers), run:
% cd llvm/projects
% git clone http://llvm.org/git/compiler-rt.git
If you want to check out libomp (required for OpenMP support), run:
.. code-block:: console
% cd llvm/projects
% git clone http://llvm.org/git/openmp.git
If you want to check out libcxx and libcxxabi (optional), run:
.. code-block:: console
@ -634,7 +647,7 @@ To set up clone from which you can submit code using ``git-svn``, run:
% git config svn-remote.svn.fetch :refs/remotes/origin/master
% git svn rebase -l
Likewise for compiler-rt and test-suite.
Likewise for compiler-rt, libomp and test-suite.
To update this clone without generating git-svn tags that conflict with the
upstream Git repo, run:
@ -648,7 +661,7 @@ upstream Git repo, run:
git checkout master &&
git svn rebase -l)
Likewise for compiler-rt and test-suite.
Likewise for compiler-rt, libomp and test-suite.
This leaves your working directories on their master branches, so you'll need to
``checkout`` each working branch individually and ``rebase`` it on top of its

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@ -53,7 +53,7 @@ test-release.sh
---------------
This script will check-out, configure and compile LLVM+Clang (+ most add-ons, like ``compiler-rt``,
``libcxx`` and ``clang-extra-tools``) in three stages, and will test the final stage.
``libcxx``, ``libomp`` and ``clang-extra-tools``) in three stages, and will test the final stage.
It'll have installed the final binaries on the Phase3/Releasei(+Asserts) directory, and
that's the one you should use for the test-suite and other external tests.

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@ -34,7 +34,7 @@ do_rt="yes"
do_libs="yes"
do_libunwind="yes"
do_test_suite="yes"
do_openmp="no"
do_openmp="yes"
BuildDir="`pwd`"
use_autoconf="no"
ExtraConfigureFlags=""
@ -62,7 +62,7 @@ function usage() {
echo " -no-libs Disable check-out & build libcxx/libcxxabi/libunwind"
echo " -no-libunwind Disable check-out & build libunwind"
echo " -no-test-suite Disable check-out & build test-suite"
echo " -openmp Check out and build the OpenMP run-time (experimental)"
echo " -no-openmp Disable check-out & build libomp"
}
if [ `uname -s` = "Darwin" ]; then
@ -143,8 +143,8 @@ while [ $# -gt 0 ]; do
-no-test-suite )
do_test_suite="no"
;;
-openmp )
do_openmp="yes"
-no-openmp )
do_openmp="no"
;;
-help | --help | -h | --h | -\? )
usage
@ -293,6 +293,9 @@ function export_sources() {
if [ -d $BuildDir/compiler-rt.src ] && [ ! -h compiler-rt ]; then
ln -s ../../compiler-rt.src compiler-rt
fi
if [ -d $BuildDir/openmp.src ] && [ ! -h openmp ]; then
ln -s ../../openmp.src openmp
fi
if [ -d $BuildDir/libcxx.src ] && [ ! -h libcxx ]; then
ln -s ../../libcxx.src libcxx
fi
@ -443,46 +446,6 @@ function package_release() {
cd $cwd
}
# Build and package the OpenMP run-time. This is still experimental and not
# meant for official testing in the release, but as a way for providing
# binaries as a convenience to those who want to try it out.
function build_OpenMP() {
cwd=`pwd`
rm -rf $BuildDir/Phase3/openmp
rm -rf $BuildDir/Phase3/openmp.install
mkdir -p $BuildDir/Phase3/openmp
cd $BuildDir/Phase3/openmp
clang=$BuildDir/Phase3/Release/llvmCore-$Release-$RC.install/usr/local/bin/clang
echo "#" cmake -DCMAKE_C_COMPILER=${clang} -DCMAKE_CXX_COMPILER=${clang}++ \
-DCMAKE_BUILD_TYPE=Release -DLIBOMP_MICRO_TESTS=on \
$BuildDir/openmp.src/runtime
cmake -DCMAKE_C_COMPILER=${clang} -DCMAKE_CXX_COMPILER=${clang}++ \
-DCMAKE_BUILD_TYPE=Release -DLIBOMP_MICRO_TESTS=on \
$BuildDir/openmp.src/runtime
echo "# Building OpenMP run-time"
echo "# ${MAKE} -j $NumJobs VERBOSE=1"
${MAKE} -j $NumJobs VERBOSE=1
echo "# ${MAKE} libomp-micro-tests VERBOSE=1"
${MAKE} libomp-micro-tests VERBOSE=1
echo "# ${MAKE} install DESTDIR=$BuildDir/Phase3/openmp.install"
${MAKE} install DESTDIR=$BuildDir/Phase3/openmp.install
OpenMPPackage=OpenMP-$Release
if [ $RC != "final" ]; then
OpenMPPackage=$OpenMPPackage-$RC
fi
OpenMPPackage=$OpenMPPackage-$Triple
mv $BuildDir/Phase3/openmp.install/usr/local $BuildDir/$OpenMPPackage
cd $BuildDir
tar cvfJ $BuildDir/$OpenMPPackage.tar.xz $OpenMPPackage
mv $OpenMPPackage $BuildDir/Phase3/openmp.install/usr/local
cd $cwd
}
# Exit if any command fails
# Note: pipefail is necessary for running build commands through
# a pipe (i.e. it changes the output of ``false | tee /dev/null ; echo $?``)
@ -594,10 +557,6 @@ for Flavor in $Flavors ; do
fi
done
if [ $do_openmp = "yes" ]; then
build_OpenMP
fi
) 2>&1 | tee $LogDir/testing.$Release-$RC.log
package_release