geekbench_5: add support for aarch64-linux

pkgs/tools/misc/geekbench/5.nix

···
 , vulkan-loader
 }:
 
-stdenv.mkDerivation rec {
+let
+  inherit (stdenv.hostPlatform.uname) processor;
+  version = "5.5.1";
+  sources = {
+    "x86_64-linux" = {
+      url = "https://cdn.geekbench.com/Geekbench-${version}-Linux.tar.gz";
+      hash = "sha256-MgN+VcPcjzYP4Wt/uxiNMTh+p1mA5I2M8CgzDjI5xAQ=";
+    };
+    "aarch64-linux" = {
+      url = "https://cdn.geekbench.com/Geekbench-${version}-LinuxARMPreview.tar.gz";
+      hash = "sha256-nrPKnsMqvw6+HGQAKxkQi/6lPEEca1VrDCaJUUuMvW8=";
+    };
+  };
+in
+stdenv.mkDerivation {
+  inherit version;
   pname = "geekbench";
-  version = "5.5.1";
 
-  src = fetchurl {
-    url = "https://cdn.geekbench.com/Geekbench-${version}-Linux.tar.gz";
-    sha256 = "sha256-MgN+VcPcjzYP4Wt/uxiNMTh+p1mA5I2M8CgzDjI5xAQ=";
-  };
+  src = fetchurl (sources.${stdenv.system});
 
   dontConfigure = true;
   dontBuild = true;
···
     runHook preInstall
 
     mkdir -p $out/bin
-    cp -r geekbench.plar geekbench5 geekbench_x86_64 $out/bin
+    cp -r geekbench.plar geekbench5 geekbench_${processor} $out/bin
 
-    for f in geekbench5 geekbench_x86_64 ; do
+    for f in geekbench5 geekbench_${processor} ; do
       wrapProgram $out/bin/$f \
         --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [
           addOpenGLRunpath.driverLink
···
     sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     license = licenses.unfree;
     maintainers = [ maintainers.michalrus ];
-    platforms = [ "x86_64-linux" ];
+    platforms = builtins.attrNames sources;
     mainProgram = "geekbench5";
   };
 }