gitlab-ci: Test virgl driver

Add virglrenderer to the container and use the vtest transport to test
the Gallium driver. On the "host", llvmpipe is used.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4433>

.gitlab-ci/container/x86_test-gl.sh

@@ -72,12 +72,18 @@ apt-get install -y --no-remove \
       qt5-default \
       qt5-qmake \
       waffle-utils \
+      wget \
       xauth \
       xvfb \
+      xz-utils \
       zlib1g
 
 . .gitlab-ci/container/container_pre_build.sh
 
+############### Build virglrenderer
+
+. .gitlab-ci/build-virglrenderer.sh
+
 ############### Build piglit
 
 . .gitlab-ci/build-piglit.sh
@@ -124,6 +130,8 @@ apt-get purge -y \
       patch \
       pkg-config \
       python3-distutils \
-      python3.7-dev
+      python3.7-dev \
+      wget \
+      xz-utils
 
 apt-get autoremove -y --purge