GitHub Actions CI flow.

.github/workflows/ci.yml

@@ -0,0 +1,47 @@
+name: ci
+on: [push]
+jobs:
+  setup:
+    runs-on: self-hosted
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v1
+      - name: Hello
+        run: echo "Hello, world!"
+  scn4me_subm:
+    # Run this first since it is faster
+    needs: setup
+    runs-on: self-hosted
+    steps:
+      - name: SCMOS test
+        run: |
+         . /home/github-runner/setup-paths.sh 
+         export OPENRAM_HOME="`pwd`/compiler"
+         export OPENRAM_TECH="`pwd`/technology:/software/PDKs/skywater-tech"
+         python3-coverage run -p $OPENRAM_HOME/tests/regress.py -j 32 -t scn4m_subm
+  freepdk45:
+    # Run this second and only if the first passes
+    needs: scn4me_subm
+    runs-on: self-hosted
+    steps:
+      - name: FreePDK45 test
+        run: |
+         . /home/github-runner/setup-paths.sh 
+         export OPENRAM_HOME="`pwd`/compiler"
+         export OPENRAM_TECH="`pwd`/technology:/software/PDKs/skywater-tech"
+         python3-coverage run -p $OPENRAM_HOME/tests/regress.py -j 32 -t freepdk45
+  coverage:
+    needs: [scn4me_subm, freepdk45]
+    runs-on: self-hosted
+    steps:
+      - name: Coverage stats
+        run: |
+         python3-coverage combine
+         python3-coverage report
+         python3-coverage html -d coverage_html
+      - name: Archive coverage
+        uses: actions/upload-artifact@v2
+        with:
+         name: code-coverage-report
+         path: coverage_html/
+

.gitlab-ci.yml

@@ -1,48 +0,0 @@
-before_script:
-    - . /home/gitlab-runner/setup-paths.sh 
-    - export OPENRAM_HOME="`pwd`/compiler"
-    - export OPENRAM_TECH="`pwd`/technology:/home/PDKs/skywater-tech"
-
-stages:
-  - test
-  - coverage
-    
-freepdk45:
-  stage: test
-  script: 
-    - coverage run -p $OPENRAM_HOME/tests/regress.py -j 6 -t freepdk45
-  artifacts:
-    paths:
-      - .coverage.*
-    expire_in: 1 week
-
-scn4m_subm:
-  stage: test
-  script: 
-    - coverage run -p $OPENRAM_HOME/tests/regress.py -j 6 -t scn4m_subm
-  artifacts:
-    paths:
-      - .coverage.*
-    expire_in: 1 week
-
-# s8:
-#   stage: test
-#   script: 
-#     - coverage run -p $OPENRAM_HOME/tests/regress.py -t s8
-#   artifacts:
-#     paths:
-#       - .coverage.*
-#     expire_in: 1 week
-
-coverage:
-  stage: coverage
-  script:
-    - coverage combine
-    - coverage report
-    - coverage html -d coverage_html
-  artifacts:
-    paths:
-      - coverage_html
-    expire_in: 1 week
-  coverage: '/TOTAL.+ ([0-9]{1,3}%)/'
-

compiler/globals.py

@@ -19,6 +19,7 @@ import re
 import copy
 import importlib
 import getpass
+import subprocess
 
 
 VERSION = "1.1.9"
@@ -161,6 +162,17 @@ def check_versions():
     # or, this could be done in each module (e.g. verify, characterizer, etc.)
     global OPTS
 
+    def cmd_exists(cmd):
+        return subprocess.call("type " + cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE) == 0
+
+    if cmd_exists("coverage"):
+        OPTS.coverage_exe = "coverage run -p "
+    elif cmd_exists("python3-coverage"):
+        OPTS.coverage_exe = "python3-coverage run -p "
+    else:
+        OPTS.coverage_exe = ""
+        debug.warning("Failed to find coverage installation. This can be installed with pip3 install coverage")
+        
     try:
         import coverage
         OPTS.coverage = 1

compiler/tests/30_openram_back_end_test.py

@@ -46,12 +46,7 @@ class openram_back_end_test(openram_test):
         if OPTS.spice_name:
             options += " -s {}".format(OPTS.spice_name)
 
-        # Always perform code coverage
+        exe_name = "{0}{1}/openram.py ".format(OPTS.coverage_exe, OPENRAM_HOME)
-        if OPTS.coverage == 0:
-            debug.warning("Failed to find coverage installation. This can be installed with pip3 install coverage")
-            exe_name = "{0}/openram.py ".format(OPENRAM_HOME)
-        else:
-            exe_name = "coverage run -p {0}/openram.py ".format(OPENRAM_HOME)
         config_name = "{0}/tests/configs/config_back_end.py".format(OPENRAM_HOME)
         cmd = "{0} -o {1} -p {2} {3} {4} 2>&1 > {5}/output.log".format(exe_name,
                                                                        out_file,

compiler/tests/30_openram_front_end_test.py

@@ -46,12 +46,7 @@ class openram_front_end_test(openram_test):
         if OPTS.spice_name:
             options += " -s {}".format(OPTS.spice_name)
 
-        # Always perform code coverage
+        exe_name = "{0}{1}/openram.py ".format(OPTS.coverage_exe, OPENRAM_HOME)
-        if OPTS.coverage == 0:
-            debug.warning("Failed to find coverage installation. This can be installed with pip3 install coverage")
-            exe_name = "{0}/openram.py ".format(OPENRAM_HOME)
-        else:
-            exe_name = "coverage run -p {0}/openram.py ".format(OPENRAM_HOME)
         config_name = "{0}/tests/configs/config_front_end.py".format(OPENRAM_HOME)
         cmd = "{0} -n -o {1} -p {2} {3} {4} 2>&1 > {5}/output.log".format(exe_name,
                                                                           out_file,