windows 32bit openblas

Author: galabovaa

.github/workflows/release-cpack.yml

@@ -71,54 +71,54 @@ jobs:
           name: windows-${{ matrix.arch }}
           path: build/*.zip
 
-  # build-windows-32:
-  #   runs-on: windows-latest
-  #   strategy:
-  #     fail-fast: false
-  #     matrix:
-  #       arch: [Win32]
-  #   steps:
-  #     - uses: actions/checkout@v3
-  #     - name: Build
-  #       run: |
-  #         cmake -B build -G "Visual Studio 17 2022" -A ${{ matrix.arch }} `
-  #             -DHIPO=ON -DBUILD_OPENBLAS=ON -DBUILD_STATIC_EXE=ON `
-  #             -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL
-  #         cmake --build build --config Release --parallel
-  #         cd build
-  #         cpack -C Release
-
-  #       # -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL
-  #       # Win32
-
-  #     - name: Upload artifacts
-  #       uses: actions/upload-artifact@v4
-  #       with:
-  #         name: windows-${{ matrix.arch }}
-  #         path: build/*.zip
-
-  # build-windows-arm-32:
-  #   runs-on: windows-11-arm
-  #   strategy:
-  #     matrix:
-  #       arch: [ARM]
-  #   steps:
-  #     - uses: actions/checkout@v3
-  #     - name: Build
-  #       run: |
-  #         cmake -B build -G "Visual Studio 17 2022" -A ${{ matrix.arch }} `
-  #             -DHIPO=ON -DBUILD_OPENBLAS=ON -DBUILD_STATIC_EXE=ON `
-  #             -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL `
-  #             -DCMAKE_VS_WINDOWS_SDK_VERSION=10.0.20348.0
-  #         cmake --build build --config Release --parallel
-  #         cd build
-  #         cpack -C Release
-
-  #     - name: Upload artifacts
-  #       uses: actions/upload-artifact@v4
-  #       with:
-  #         name: windows-${{ matrix.arch }}
-  #         path: build/*.zip
+  build-windows-32:
+    runs-on: windows-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        arch: [Win32]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Build
+        run: |
+          cmake -B build -G "Visual Studio 17 2022" -A ${{ matrix.arch }} `
+              -DHIPO=ON -DBUILD_OPENBLAS=ON -DBUILD_STATIC_EXE=ON `
+              -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL
+          cmake --build build --config Release --parallel
+          cd build
+          cpack -C Release
+
+        # -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL
+        # Win32
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: windows-${{ matrix.arch }}
+          path: build/*.zip
+
+  build-windows-arm-32:
+    runs-on: windows-11-arm
+    strategy:
+      matrix:
+        arch: [ARM]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Build
+        run: |
+          cmake -B build -G "Visual Studio 17 2022" -A ${{ matrix.arch }} `
+              -DHIPO=ON -DBUILD_OPENBLAS=ON -DBUILD_STATIC_EXE=ON `
+              -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL `
+              -DCMAKE_VS_WINDOWS_SDK_VERSION=10.0.20348.0
+          cmake --build build --config Release --parallel
+          cd build
+          cpack -C Release
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: windows-${{ matrix.arch }}
+          path: build/*.zip
 
   build-windows-arm:
     runs-on: windows-11-arm

cmake/FindHipoDeps.cmake

@@ -16,13 +16,27 @@ if (BUILD_OPENBLAS)
         -DNO_COMPLEX=ON
         -DNO_SINGLE=ON
         -DONLY_BLAS=ON
+    )
+
+    if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64|arm64|armv8|arm")
+        message(STATUS "ARM architecture detected. Applying -DTARGET=ARMV8.")
+        list(APPEND OPENBLAS_MINIMAL_FLAGS -DTARGET=ARMV8)
+    endif()
 
-        # Crucial for size on ARM: Target the specific architecture
-        -DTARGET=ARMV8
+    # CMAKE_SIZEOF_VOID_P is 4 for 32-bit builds, 8 for 64-bit builds.
+    if(WIN32 AND CMAKE_SIZEOF_VOID_P EQUAL 4)
+        message(STATUS "32-bit target detected. Applying 32-bit configuration flags for OpenBLAS.")
 
-        # may be needed for 32 bit
-        # -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL
-    )
+        list(APPEND OPENBLAS_MINIMAL_FLAGS -DCMAKE_GENERATOR_PLATFORM=Win32)
+
+        # Note: If OpenBLAS has an internal logic flag to force 32-bit, you would add it here.
+        # Example (hypothetical):
+        # list(APPEND OPENBLAS_MINIMAL_FLAGS -DOPENBLAS_32BIT=ON)
+
+        # If the MSVC runtime library issue persists, you can try this flag as well,
+        # though CMAKE_GENERATOR_PLATFORM should usually be sufficient.
+        # list(APPEND OPENBLAS_MINIMAL_FLAGS -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDLL)
+    endif()
 
     message(CHECK_START "Fetching OpenBLAS")
     list(APPEND CMAKE_MESSAGE_INDENT "  ")