Add first attempt at code coverage.

.coveragerc

@@ -0,0 +1,6 @@
+[run]
+omit =
+    # omit anything in a .local directory anywhere
+    */.local/*
+    # omit everything in /usr
+    /usr/*

.gitlab-ci.yml

@@ -1,6 +1,23 @@
+stages:
+  - test
+  - analyze
+
 freepdk45:
-  script: "/home/gitlab-runner/regress_freepdk45.sh"
+  stage: test
+  script: 
+	- /home/gitlab-runner/regress_freepdk45.sh
 
 scn4m_subm:
-  script: "/home/gitlab-runner/regress_scn4m_subm.sh"
+  stage: test
+  script: 
+	- /home/gitlab-runner/regress_scn4m_subm.sh
 
+analyze:
+  stage: analyze
+  script:
+	- coverage report -m
+  artifacts:
+    paths:
+      - public
+    expire_in: 30 days
+  coverage: '/TOTAL.+ ([0-9]{1,3}%)/'

README.md

@@ -1,9 +1,15 @@
 # OpenRAM
-Master: [![pipeline status](https://scone.soe.ucsc.edu:8888/mrg/PrivateRAM/badges/master/pipeline.svg?private_token=ynB6rSFLzvKUseoBPcwV)](https://github.com/VLSIDA/PrivateRAM/commits/master)
-Dev: [![pipeline status](https://scone.soe.ucsc.edu:8888/mrg/PrivateRAM/badges/dev/pipeline.svg?private_token=ynB6rSFLzvKUseoBPcwV)](https://github.com/VLSIDA/PrivateRAM/commits/dev)
-[![Download](images/download.svg)](https://github.com/VLSIDA/PrivateRAM/archive/master.zip)
+
 [![License: BSD 3-clause](./images/license_badge.svg)](./LICENSE)
 
+Master: [![pipeline status](https://scone.soe.ucsc.edu:8888/mrg/PrivateRAM/badges/master/pipeline.svg?private_token=ynB6rSFLzvKUseoBPcwV)](https://github.com/VLSIDA/PrivateRAM/commits/master)
+[![coverage](https://scone.soe.ucsc.edu:8888/mrg/PrivateRAM/badges/master/coverage.svg?job=coverage)]
+[![Download](images/download.svg)](https://github.com/VLSIDA/PrivateRAM/archive/master.zip)
+
+Dev: [![pipeline status](https://scone.soe.ucsc.edu:8888/mrg/PrivateRAM/badges/dev/pipeline.svg?private_token=ynB6rSFLzvKUseoBPcwV)](https://github.com/VLSIDA/PrivateRAM/commits/dev)
+[![coverage](https://scone.soe.ucsc.edu:8888/mrg/PrivateRAM/badges/dev/coverage.svg?job=coverage)]
+[![Download](images/download.svg)](https://github.com/VLSIDA/PrivateRAM/archive/dev.zip)
+
 An open-source static random access memory (SRAM) compiler.
 
 # What is OpenRAM?