Add YosysHQ/abc as a submodule located in abc

.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/emcc.yml

@@ -8,6 +8,8 @@ jobs:
     steps:
       - uses: mymindstorm/setup-emsdk@v14
       - uses: actions/checkout@v4
+        with:
+         submodules: true
       - name: Build
         run: |
           make config-emcc

.github/workflows/test-docs.yml

@@ -29,7 +29,8 @@ jobs:
 
       - name: Checkout Yosys
         uses: actions/checkout@v3
-
+        with:
+         submodules: true
       - name: Build yosys
         shell: bash
         run: |

.github/workflows/test-linux.yml

@@ -80,7 +80,8 @@ jobs:
 
       - name: Checkout Yosys
         uses: actions/checkout@v4
-
+        with:
+         submodules: true
       - name: Get iverilog
         shell: bash
         run: |

.github/workflows/test-macos.yml

@@ -36,7 +36,8 @@ jobs:
 
       - name: Checkout Yosys
         uses: actions/checkout@v4
-
+        with:
+         submodules: true
       - name: Get iverilog
         shell: bash
         run: |

.github/workflows/test-verific.yml

@@ -10,7 +10,7 @@ jobs:
         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

.github/workflows/vs.yml

@@ -7,17 +7,19 @@ jobs:
     runs-on: ubuntu-latest
     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
-  
+
   build:
     runs-on: windows-2019
     needs: yosys-vcxsrc
-    steps:  
+    steps:
       - uses: actions/download-artifact@v4
         with:
           name: vcxsrc

.github/workflows/wasi.yml

@@ -7,6 +7,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+         submodules: true
       - name: Build
         run: |
           WASI_SDK=wasi-sdk-19.0