> -----Original Message-----
> From: Aaron Conole <acon...@redhat.com>
> Sent: Tuesday, May 5, 2020 8:56 PM
> To: Juraj Linkeš <juraj.lin...@pantheon.tech>
> Cc: bruce.richard...@intel.com; maicolgabr...@hotmail.com;
> ruifeng.w...@arm.com; dev@dpdk.org
> Subject: Re: [PATCH v4 4/4] ci: add aarch64 -> arm32 cross compiling jobs
>
> Juraj Linkeš <juraj.lin...@pantheon.tech> writes:
>
> > Add two jobs (static and shared libs), both building on aarch64 and
> > producing 32 bit arm binaries. Do not run tests in these jobs.
> >
> > Signed-off-by: Juraj Linkeš <juraj.lin...@pantheon.tech>
> > ---
> > .ci/linux-build.sh | 7 ++++++-
> > .travis.yml | 19 +++++++++++++++++++
> > 2 files changed, 25 insertions(+), 1 deletion(-)
> >
> > diff --git a/.ci/linux-build.sh b/.ci/linux-build.sh index
> > d079801d7..3cc3d8bac 100755
> > --- a/.ci/linux-build.sh
> > +++ b/.ci/linux-build.sh
> > @@ -33,6 +33,11 @@ if [ "$AARCH64" = "1" ]; then
> > OPTS="$OPTS --cross-file config/arm/arm64_armv8_linux_gcc"
> > fi
> >
> > +if [ "$ARM" = "1" ]; then
> > + # convert the arch specifier
> > + OPTS="$OPTS --cross-file config/arm/arm_armv7a_linux_gcc"
> > +fi
> > +
> > if [ "$BUILD_DOCS" = "1" ]; then
> > OPTS="$OPTS -Denable_docs=true"
> > fi
> > @@ -53,7 +58,7 @@ OPTS="$OPTS --buildtype=debugoptimized"
> > meson build --werror $OPTS
> > ninja -C build
> >
> > -if [ "$AARCH64" != "1" ]; then
> > +if [ "$AARCH64" != "1" ] && [ "$ARM" != "1" ]; then
>
> Probably we should rewrite this check so that it is affirmative on
> x86_64 - since there are outstanding proposals for PPC as well (and I forsee
> the
> check to run test-null.sh getting bigger). WDYT?
Well, my patchset introduces cross compilation from aarch64 -> arm32, so if we
only check for x86_64 it would try to run arm32 binaries on aarch64 when doing
this cross compilation. Maybe we could do a check using something like file
${testpmd} | grep $(uname -m) in test-null.sh?
> > devtools/test-null.sh
> > fi
> >
> > diff --git a/.travis.yml b/.travis.yml index 2d2292ff6..63939d2c5
> > 100644
> > --- a/.travis.yml
> > +++ b/.travis.yml
> > @@ -21,6 +21,10 @@ _aarch64_packages: &aarch64_packages
> > - *required_packages
> > - [gcc-aarch64-linux-gnu, libc6-dev-arm64-cross,
> > pkg-config-aarch64-linux-gnu]
> >
> > +_arm_packages: &arm_packages
> > + - *required_packages
> > + - [gcc-arm-linux-gnueabihf, libc6-dev-armhf-cross,
> > +pkg-config-arm-linux-gnueabihf]
> > +
> > _libabigail_build_packages: &libabigail_build_packages
> > - [autoconf, automake, libtool, pkg-config, libxml2-dev, libdw-dev]
> >
> > @@ -124,6 +128,21 @@ jobs:
> > packages:
> > - *required_packages
> > - *libabigail_build_packages
> > + # aarch64 cross-compiling arm jobs
> > + - env: DEF_LIB="shared" ARM=1
> > + arch: arm64
> > + compiler: gcc
> > + addons:
> > + apt:
> > + packages:
> > + - *arm_packages
> > + - env: DEF_LIB="static" ARM=1
> > + arch: arm64
> > + compiler: gcc
> > + addons:
> > + apt:
> > + packages:
> > + - *arm_packages
> > # aarch64 clang jobs
> > - env: DEF_LIB="static"
> > arch: arm64
