Updates from YosysHQ

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,5 @@
+_What are the reasons/motivation for this change?_
+
+_Explain how this is achieved._
+
+_If applicable, please suggest to reviewers how they can test the change._

.github/workflows/codeql.yml

@@ -15,7 +15,8 @@ jobs:
 
     - name: Checkout repository
       uses: actions/checkout@v4
-
+      with:
+       submodules: true
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3
       with:

.github/workflows/extra-builds.yml

@@ -0,0 +1,83 @@
+name: Test extra build flows
+
+on: [push, pull_request]
+
+jobs:
+  pre_job:
+    runs-on: ubuntu-latest
+    outputs:
+      should_skip: ${{ steps.skip_check.outputs.should_skip }}
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          paths_ignore: '["**/README.md", "docs/**", "guidelines/**"]'
+          # cancel previous builds if a new commit is pushed
+          cancel_others: 'true'
+          # only run on push *or* pull_request, not both
+          concurrent_skipping: 'same_content_newer'
+
+  vs-prep:
+    name: Prepare Visual Studio build
+    runs-on: ubuntu-latest
+    needs: [pre_job]
+    if: needs.pre_job.outputs.should_skip != 'true'
+    steps:
+      - uses: actions/checkout@v4
+        with:
+         submodules: true
+      - name: Build
+        run: make vcxsrc YOSYS_VER=latest
+      - uses: actions/upload-artifact@v4
+        with:
+          name: vcxsrc
+          path: yosys-win32-vcxsrc-latest.zip
+
+  vs-build:
+    name: Visual Studio build
+    runs-on: windows-2019
+    needs: [vs-prep, pre_job]
+    if: needs.pre_job.outputs.should_skip != 'true'
+    steps:  
+      - uses: actions/download-artifact@v4
+        with:
+          name: vcxsrc
+          path: .
+      - name: unzip
+        run: unzip yosys-win32-vcxsrc-latest.zip
+      - name: setup-msbuild
+        uses: microsoft/setup-msbuild@v2
+      - name: MSBuild
+        working-directory: yosys-win32-vcxsrc-latest
+        run: msbuild YosysVS.sln /p:PlatformToolset=v142 /p:Configuration=Release /p:WindowsTargetPlatformVersion=10.0.17763.0
+
+  wasi-build:
+    name: WASI build
+    needs: pre_job
+    if: needs.pre_job.outputs.should_skip != 'true'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+         submodules: true
+      - name: Build
+        run: |
+          WASI_SDK=wasi-sdk-19.0
+          WASI_SDK_URL=https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-19/wasi-sdk-19.0-linux.tar.gz
+          if ! [ -d ${WASI_SDK} ]; then curl -L ${WASI_SDK_URL} | tar xzf -; fi
+
+          mkdir -p build
+          cat > build/Makefile.conf <<END
+          export PATH := $(pwd)/${WASI_SDK}/bin:${PATH}
+          WASI_SYSROOT := $(pwd)/${WASI_SDK}/share/wasi-sysroot
+
+          CONFIG := wasi
+          PREFIX := /
+
+          ENABLE_TCL := 0
+          ENABLE_READLINE := 0
+          ENABLE_PLUGINS := 0
+          ENABLE_ZLIB := 0
+          END
+
+          make -C build -f ../Makefile CXX=clang -j$(nproc)

.github/workflows/test-docs.yml

@@ -6,7 +6,22 @@ on:
     - main
 
 jobs:
+  pre_job:
+    runs-on: ubuntu-latest
+    outputs:
+      should_skip: ${{ steps.skip_check.outputs.should_skip }}
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          # cancel previous builds if a new commit is pushed
+          cancel_others: 'true'
+          # only run on push *or* pull_request, not both
+          concurrent_skipping: 'same_content_newer'
+
   test-docs:
+    needs: pre_job
+    if: needs.pre_job.outputs.should_skip != 'true'
     runs-on: ubuntu-latest
     steps:
       - name: Install Dependencies
@@ -28,8 +43,9 @@ jobs:
           echo "procs=$(nproc)" >> $GITHUB_ENV
 
       - name: Checkout Yosys
-        uses: actions/checkout@v3
-
+        uses: actions/checkout@v4
+        with:
+         submodules: true
       - name: Build yosys
         shell: bash
         run: |

.github/workflows/test-linux.yml

@@ -3,7 +3,23 @@ name: Build and run tests (Linux)
 on: [push, pull_request]
 
 jobs:
+  pre_job:
+    runs-on: ubuntu-latest
+    outputs:
+      should_skip: ${{ steps.skip_check.outputs.should_skip }}
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          paths_ignore: '["**/README.md", "docs/**", "guidelines/**"]'
+          # cancel previous builds if a new commit is pushed
+          cancel_others: 'true'
+          # only run on push *or* pull_request, not both
+          concurrent_skipping: 'same_content_newer'
+
   test-linux:
+    needs: pre_job
+    if: needs.pre_job.outputs.should_skip != 'true'
     runs-on: ${{ matrix.os.id }}
     strategy:
       matrix:
@@ -80,7 +96,8 @@ jobs:
 
       - name: Checkout Yosys
         uses: actions/checkout@v4
-
+        with:
+         submodules: true
       - name: Get iverilog
         shell: bash
         run: |

.github/workflows/test-macos.yml

@@ -3,7 +3,23 @@ name: Build and run tests (macOS)
 on: [push, pull_request]
 
 jobs:
+  pre_job:
+    runs-on: ubuntu-latest
+    outputs:
+      should_skip: ${{ steps.skip_check.outputs.should_skip }}
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          paths_ignore: '["**/README.md", "docs/**", "guidelines/**"]'
+          # cancel previous builds if a new commit is pushed
+          cancel_others: 'true'
+          # only run on push *or* pull_request, not both
+          concurrent_skipping: 'same_content_newer'
+
   test-macos:
+    needs: pre_job
+    if: needs.pre_job.outputs.should_skip != 'true'
     runs-on: ${{ matrix.os.id }}
     strategy:
       matrix:
@@ -36,7 +52,8 @@ jobs:
 
       - name: Checkout Yosys
         uses: actions/checkout@v4
-
+        with:
+         submodules: true
       - name: Get iverilog
         shell: bash
         run: |

.github/workflows/test-verific.yml

@@ -3,14 +3,32 @@ name: Build and run tests with Verific (Linux)
 on: [push, pull_request]
 
 jobs:
+  pre_job:
+    runs-on: ubuntu-latest
+    outputs:
+      should_skip: ${{ steps.skip_check.outputs.should_skip }}
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          paths_ignore: '["**/README.md"]'
+          # don't cancel previous builds
+          cancel_others: 'true'
+          # only run on push *or* pull_request, not both
+          concurrent_skipping: 'same_content_newer'
+          # we have special actions when running on main, so this should be off
+          skip_after_successful_duplicate: 'false'
+
   test-verific:
+    needs: pre_job
+    if: needs.pre_job.outputs.should_skip != 'true'
     runs-on: [self-hosted, linux, x64]
     steps:
       - name: Checkout Yosys
         uses: actions/checkout@v4
         with:
           persist-credentials: false
-
+          submodules: true
       - name: Runtime environment
         run: |
           echo "procs=$(nproc)" >> $GITHUB_ENV

.github/workflows/version.yml

@@ -13,6 +13,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          submodules: true
       - name: Take last commit
         id: log
         run: echo "message=$(git log --no-merges -1 --oneline)" >> $GITHUB_OUTPUT

.gitignore

@@ -18,7 +18,6 @@ __pycache__
 /coverage.info
 /coverage_html
 /Makefile.conf
-/abc
 /viz.js
 /yosys
 /yosys.exe
@@ -46,6 +45,7 @@ __pycache__
 /tests/unit/bintest/
 /tests/unit/objtest/
 /tests/ystests
+/build
 
 # Created during tests
 /tests/arch/quicklogic/pp3/run-test.mk

.gitmodules

@@ -1,3 +1,6 @@
 [submodule "verific"]
 	path = verific
 	url = [email protected]:silimate/verific.git
+[submodule "abc"]
+	path = abc
+	url = https://github.com/YosysHQ/abc