Add initial support for ARM CPUs

.github/workflows/release.yml

@@ -23,36 +23,45 @@ jobs:
         ./configure
         make dist
 
-    - name: Download macOS artifacts
+    - name: Download macOS x86_64 artifacts
       uses: dawidd6/action-download-artifact@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         workflow: unix.yml
         commit: ${{ github.sha }}
-        name: macos
-        path: macos
+        name: macos-x86_64
+        path: macos-x86_64
 
-    - name: Download Windows (32-bit) artifacts
+    - name: Download macOS AArch64 artifacts
+      uses: dawidd6/action-download-artifact@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        workflow: unix.yml
+        commit: ${{ github.sha }}
+        name: macos-aarch64
+        path: macos-aarch64
+
+    - name: Download Windows ix86 artifacts
       uses: dawidd6/action-download-artifact@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         workflow: windows.yml
         commit: ${{ github.sha }}
-        name: win32
-        path: win32
+        name: windows-ix86
+        path: windows-ix86
 
-    - name: Download Windows (64-bit) artifacts
+    - name: Download Windows x86_64 artifacts
       uses: dawidd6/action-download-artifact@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         workflow: windows.yml
         commit: ${{ github.sha }}
-        name: win64
-        path: win64
+        name: window-x86_64
+        path: window-x86_64
 
     - name: Compress artifacts
       run: |
-        for dir in macos win32 win64; do
+        for dir in macos-* windows-*; do
           zip -r "libcpuid-$VERSION-$dir.zip" "$dir"
         done
       env:
@@ -70,7 +79,8 @@ jobs:
 
           As a convenience, the following binaries are provided:
           - A source tarball;
-          - Build for 64-bit macOS (built under [macOS 14.X](https://github.com/actions/runner-images/blob/main/images/macos/macos-14-Readme.md));
-          - Build for 32-bit Windows, using MSVC XX.XX, in Debug, Release and Release DLL configurations (built under [Windows Server 2022](https://github.com/actions/runner-images/blob/main/images/windows/Windows2022-Readme.md));
-          - Build for 64-bit Windows, using MSVC XX.XX, in Debug, Release and Release DLL configurations (built under [Windows Server 2022](https://github.com/actions/runner-images/blob/main/images/windows/Windows2022-Readme.md)).
-        artifacts: "libcpuid-${{ env.VERSION }}.tar.gz,libcpuid-${{ env.VERSION }}-macos.zip,libcpuid-${{ env.VERSION }}-win32.zip,libcpuid-${{ env.VERSION }}-win64.zip"
+          - Build for x86_64 macOS (built under [macOS 13.X](https://github.com/actions/runner-images/blob/main/images/macos/macos-13-Readme.md));
+          - Build for AArch64 macOS (built under [macOS 14.X](https://github.com/actions/runner-images/blob/main/images/macos/macos-14-Readme.md));
+          - Build for ix86 Windows, using MSVC XX.XX, in Debug, Release and Release DLL configurations (built under [Windows Server 2022](https://github.com/actions/runner-images/blob/main/images/windows/Windows2022-Readme.md));
+          - Build for x86_64 Windows, using MSVC XX.XX, in Debug, Release and Release DLL configurations (built under [Windows Server 2022](https://github.com/actions/runner-images/blob/main/images/windows/Windows2022-Readme.md)).
+        artifacts: "libcpuid-${{ env.VERSION }}.tar.gz,libcpuid-${{ env.VERSION }}-macos-x86_64.zip,libcpuid-${{ env.VERSION }}-macos-aarch64.zip,libcpuid-${{ env.VERSION }}-windows-ix86.zip,libcpuid-${{ env.VERSION }}-window-x86_64.zip"

.github/workflows/unix.yml

@@ -15,8 +15,9 @@ jobs:
     strategy:
       matrix:
         os:
-          - { label: macos-latest, name: macos }
-          - { label: ubuntu-latest, name: linux }
+          - { label: macos-latest, name: macos-aarch64 }
+          - { label: macos-13, name: macos-x86_64 }
+          - { label: ubuntu-latest, name: linux-x86_64 }
     env:
       OS_NAME: ${{ matrix.os.name }}
 
@@ -29,6 +30,13 @@ jobs:
     - name: Build
       run: cmake --build build
 
+    # - name: Run cpuid_tool
+    #   run: |
+    #     echo "RAW dump"
+    #     ./build/cpuid_tool/cpuid_tool --save=-
+    #     echo "Report"
+    #     ./build/cpuid_tool/cpuid_tool --all
+
     - name: Run tests
       run: |
         make -C build consistency

.github/workflows/windows.yml

@@ -16,8 +16,8 @@ jobs:
       matrix:
         config: [Debug, Release, ReleaseDLL]
         platform:
-          - { bitness: x32, ms: Win32, name: win32 }
-          - { bitness: x64, ms: x64, name: win64 }
+          - { bitness: x32, ms: Win32, name: windows-ix86 }
+          - { bitness: x64, ms: x64, name: window-x86_64 }
     env:
       CONFIG: ${{ matrix.config }}
       BITNESS: ${{ matrix.platform.bitness }}
@@ -73,8 +73,8 @@ jobs:
     strategy:
       matrix:
         platform:
-          - win32
-          - win64
+          - windows-ix86
+          - window-x86_64
 
     steps:
     - name: Merge artifacts for ${{ matrix.platform }}

CMakeLists.txt

@@ -33,6 +33,19 @@ if(HAVE_POPCOUNT64)
   add_definitions(-DHAVE_POPCOUNT64)
 endif(HAVE_POPCOUNT64)
 
+# check if auxiliary vector is available
+if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
+  check_symbol_exists(getauxval "sys/auxv.h" HAVE_GETAUXVAL)
+  if(HAVE_GETAUXVAL)
+    add_definitions(-DHAVE_GETAUXVAL)
+  endif(HAVE_GETAUXVAL)
+elseif(${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
+  check_symbol_exists(elf_aux_info "sys/auxv.h" HAVE_ELF_AUX_INFO)
+  if(HAVE_ELF_AUX_INFO)
+    add_definitions(-DHAVE_ELF_AUX_INFO)
+  endif(HAVE_ELF_AUX_INFO)
+endif()
+
 # Global variables
 list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
 
@@ -42,7 +55,7 @@ if(UNIX)
   set(exec_prefix "\${prefix}")
   set(libdir "\${exec_prefix}/lib")
   set(includedir "\${prefix}/include")
-  set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wall -Wuninitialized -Wstrict-prototypes -Wformat -Wformat-security -Wunused-parameter")
+  set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wall -Wuninitialized -Wstrict-prototypes -Wformat -Wformat-security -Wunused-parameter -Wno-deprecated-declarations")
   configure_file("${CMAKE_CURRENT_SOURCE_DIR}/libcpuid.pc.in" "${CMAKE_CURRENT_BINARY_DIR}/libcpuid.pc" ESCAPE_QUOTES
                  @ONLY)
   install(FILES "${PROJECT_BINARY_DIR}/libcpuid.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")

configure.ac

@@ -67,6 +67,8 @@ AC_CANONICAL_HOST
 build_windows=no
 build_netbsd=no
 build_dragonflybsd=no
+build_freebsd=no
+build_linux=no
 
 case "${host_os}" in
     cygwin*|mingw*)
@@ -78,6 +80,12 @@ case "${host_os}" in
     dragonfly*)
         build_dragonflybsd=yes
         ;;
+    freebsd*)
+        build_freebsd=yes
+        ;;
+    linux*)
+        build_linux=yes
+        ;;
 esac
 
 if test "$build_windows" = "no"; then
@@ -88,6 +96,14 @@ if test "$build_netbsd" = "yes" || test "$build_dragonflybsd" = "yes"; then
     AM_LDFLAGS="$AM_LDFLAGS -pthread"
 fi
 
+if test "$build_linux" = "yes"; then
+    AC_CHECK_FUNCS([getauxval])
+fi
+
+if test "$build_freebsd" = "yes"; then
+    AC_CHECK_FUNCS([elf_aux_info])
+fi
+
 AM_CONDITIONAL([WINDOWS], [test "$build_windows" = "yes"])
 
 AC_SUBST(AM_CPPFLAGS)