ci: Add run co-sim isa-tests

Author: hansungk

.github/workflows/ci.yml

@@ -96,7 +96,7 @@ jobs:
           make debug SUB_PROJECT=muon CONFIG=MuonBackendTestConfig
           make debug CONFIG=RadianceTapeoutSimConfig
 
-  run:
+  run SoC isa-tests:
     name: run
     runs-on: as4
     needs: build
@@ -109,6 +109,19 @@ jobs:
           cd generators/radiance
           python3 test/run_isa_tests.py -j "$(nproc)"
 
+  run co-sim isa-tests:
+    name: run
+    runs-on: as4
+    needs: build
+    steps:
+      - name: Run Muon ISA tests
+        run: |
+          cd "${CHIPYARD_DIR}"
+          source env.sh
+          source /ecad/tools/vlsi.bashrc
+          cd generators/radiance
+          python3 test/run_isa_tests.py -j "$(nproc)" -c backend
+
   clean:
     runs-on: as4
     needs: run

src/main/scala/radiance/muon/Backend.scala

@@ -44,7 +44,7 @@ class Backend(
   scoreboard.io.updateColl <> reservStation.io.scb.updateColl
   hazard.io.writeback <> reservStation.io.writebackHazard // TODO remove
 
-  val bypass = false
+  val bypass = true
   val issued = if (bypass) {
     hazard.reset := true.B
     scoreboard.reset := true.B