[ci] Add co-simulation testing of CoreMark

azure-pipelines.yml

@@ -88,6 +88,11 @@ jobs:
       git checkout "$RISCV_COMPLIANCE_GIT_VERSION"
     displayName: Get RISC-V Compliance test suite
 
+  - bash: |
+      # Build CoreMark without performance counter dump for co-simulation testing
+      make -C ./examples/sw/benchmarks/coremark SUPPRESS_PCOUNT_DUMP=1
+    displayName: Build CoreMark
+
   # Run Ibex RTL CI per supported configuration
   - template : ci/ibex-rtl-ci-steps.yml
     parameters:

ci/ibex-rtl-ci-steps.yml

@@ -65,3 +65,23 @@ steps:
         done
         exit $fail
       displayName: Run RISC-V Compliance test for Ibex RV32IMC for ${{ config }}
+
+    - bash: |
+        # Setup environment to use cosim with Simple System
+        export IBEX_COSIM_ISS_ROOT=/opt/spike-cosim
+        export LD_LIBRARY_PATH=/opt/spike-cosim/lib:$LD_LIBRARY_PATH
+
+        # Build simple system with co-simulation
+        fusesoc --cores-root=. run --target=sim --setup --build lowrisc:ibex:ibex_simple_system_cosim $IBEX_CONFIG_OPTS
+
+        if [ $? != 0 ]; then
+          echo -n "##vso[task.logissue type=error]"
+          echo "Build Simple System with co-simulation failed. Run fusesoc --cores-root=. run --target=sim --setup --build lowrisc:ibex:ibex_simple_system_cosim $IBEX_CONFIG_OPTS to check and fix all errors."
+        fi
+
+        build/lowrisc_ibex_ibex_simple_system_cosim_0/sim-verilator/Vibex_simple_system --meminit=ram,examples/sw/benchmarks/coremark/coremark.elf
+        if [ $? != 0 ]; then
+          echo -n "##vso[task.logissue type=error]"
+          echo "Running CoreMark failed co-simulation testing"
+        fi
+      displayName: Run CoreMark for ${{ config }}

ci/install-build-deps.sh

@@ -32,6 +32,11 @@ case "$ID-$VERSION_ID" in
     $SUDO_CMD sh -c "echo 'deb http://download.opensuse.org/repositories/home:/phiwag:/edatools/xUbuntu_$VERSION_ID/ /' > /etc/apt/sources.list.d/edatools.list"
     $SUDO_CMD apt-get update
 
+    # Make spike-cosim repository available
+    curl -Ls https://download.opensuse.org/repositories/home:gac_lowrisc/xUbuntu_18.04/Release.key | $SUDO_CMD apt-key add -
+    $SUDO_CMD sh -c "echo 'deb http://download.opensuse.org/repositories/home:/gac_lowrisc/xUbuntu_18.04/ /' > /etc/apt/sources.list.d/spike-cosim.list" sudo apt update
+    $SUDO_CMD apt-get update
+
     # Packaged dependencies
     # Install python3-yaml through apt to get a version with libyaml bindings,
     # which is significantly faster than the pure Python version.
@@ -53,6 +58,7 @@ case "$ID-$VERSION_ID" in
         libelf-dev \
         clang-format \
         "verilator-$VERILATOR_VERSION" \
+        spike-cosim \
         xz-utils
 
       # Python dependencies