ompss: no bintools intel

This should be a noop

default.nix

@@ -1,11 +1,19 @@
 let
   bscOverlay = import ./overlay.nix;
 
-  # Pin the nixpkgs
-  nixpkgsPath = import ./nixpkgs.nix;
-
-  pkgs = import nixpkgsPath {
-    overlays = [ bscOverlay ];
+  # read flake.lock and determine revision from there
+  lock = builtins.fromJSON (builtins.readFile ./flake.lock);
+  inherit (lock.nodes.nixpkgs.locked) rev narHash;
+  fetchedNixpkgs = builtins.fetchTarball {
+    url = "https://github.com/NixOS/nixpkgs/archive/${rev}.tar.gz";
+    sha256 = narHash;
   };
-
-in pkgs
+in
+{ overlays ? [ ]
+, nixpkgs ? fetchedNixpkgs
+, ...
+}@attrs:
+import nixpkgs (
+  (builtins.removeAttrs attrs [ "overlays" "nixpkgs" ]) //
+  { overlays = [ bscOverlay ] ++ overlays; }
+)

nixpkgs.nix

@@ -1,9 +0,0 @@
-let
-  commit = "e4ad989506ec7d71f7302cc3067abd82730a4beb";
-in builtins.fetchTarball {
-    # Descriptive name to make the store path easier to identify
-    name = "nixpkgs-${commit}";
-    url = "https://github.com/nixos/nixpkgs/archive/${commit}.tar.gz";
-    # Hash obtained using `nix-prefetch-url --unpack <url>`
-    sha256 = "sha256-de9KYi8rSJpqvBfNwscWdalIJXPo8NjdIZcEJum1mH0=";
-}

overlay.nix

@@ -26,7 +26,7 @@ let
     intelPackages = final.intelPackages_2025;
     oneMath = callPackage ./pkgs/onemath/default.nix { };
     jemallocNanos6 = callPackage ./pkgs/nanos6/jemalloc.nix { };
-    #lmbench = callPackage ./pkgs/lmbench/default.nix { }; # Broken
+    lmbench = callPackage ./pkgs/lmbench/default.nix { };
     mcxx = callPackage ./pkgs/mcxx/default.nix { };
     nanos6 = callPackage ./pkgs/nanos6/default.nix { };
     nanos6Debug = final.nanos6.override { enableDebug = true; };
@@ -68,6 +68,7 @@ in bscPkgs // {
       hello-c = callPackage ./test/compilers/hello-c.nix { };
       hello-cpp = callPackage ./test/compilers/hello-cpp.nix { };
       hello-sycl = callPackage ./test/compilers/hello-sycl.nix { };
+      hello-syclompss = callPackage ./test/compilers/icpx-ompss2.nix { };
       lto = callPackage ./test/compilers/lto.nix { };
       asan = callPackage ./test/compilers/asan.nix { };
       intel2023-icx-c   = hello-c.override   { stdenv = final.intelPackages_2023.stdenv; };

pkgs/intel-oneapi/patch_intel.nix

@@ -46,14 +46,24 @@ let
     in (wrapCCWith {
       inherit cc;
       extraBuildCommands = ''
-        echo "-isystem ${cc}/include" >> $out/nix-support/cc-cflags
-        echo "-isystem ${cc}/include/intel64" >> $out/nix-support/cc-cflags
-
         echo "-L${gcc.cc}/lib/gcc/${targetConfig}/${gcc.version}" >> $out/nix-support/cc-ldflags
         echo "-L${gcc.cc.lib}/lib" >> $out/nix-support/cc-ldflags
         echo "-L${cc}/lib" >> $out/nix-support/cc-ldflags
 
-        echo "--gcc-toolchain=${gcc.cc}" >> $out/nix-support/libcxx-cxxflags
+        echo "--gcc-toolchain=${gcc.cc}" >> $out/nix-support/cc-cflags
+
+        # For some reason, If we don't resolve the realpath things go wrong
+        for stddef in ${cc}/lib/clang/*/include/stddef.h ; do
+          dir=$(dirname $(realpath "$stddef"))
+          echo "-isystem $dir" >> $out/nix-support/cc-cflags
+        done
+
+        echo "-isystem ${cc}/include" >> $out/nix-support/cc-cflags
+        echo "-isystem ${cc}/include/intel64" >> $out/nix-support/cc-cflags
+
+        for dir in ${gcc.cc}/lib/gcc/${targetConfig}/*/include; do
+          echo "-isystem $dir" >> $out/nix-support/cc-cflags
+        done
 
         for dir in ${gcc.cc}/include/c++/*; do
           echo "-isystem $dir" >> $out/nix-support/libcxx-cxxflags
@@ -68,12 +78,6 @@ let
         # Disable hardening by default
         echo "" > $out/nix-support/add-hardening.sh
 
-        # For some reason, If we don't resolve the realpath things go wrong
-        for stddef in ${cc}/lib/clang/*/include/stddef.h ; do
-          dir=$(dirname $(realpath "$stddef"))
-          echo "-isystem $dir" >> $out/nix-support/cc-cflags
-        done
-
       '' + extraBuildCommands;
     } // (removeAttrs args ["cc" "extraBuildCommands" "extraInstall"])
     ).overrideAttrs (old: {
@@ -147,6 +151,10 @@ stdenvNoCC.mkDerivation (finalAttrs: {
         ln -s $out/bin/icpx $out/bin/c++
         ln -s $out/bin/icx  $out/bin/cc
 
+        # Use this to detect when a compiler subprocess is called
+        # from icpx (--fsycl-host-compiler)
+        echo 'export "NIX_CC_WRAPPER_INTEL=1"' >> $out/nix-support/cc-wrapper-hook
+
         sed -i 's/.*isCxx=0/isCxx=1/' $out/bin/icpx
 
         ln -s ${finalAttrs.finalPackage.pkgs.compiler}/lib $out/lib

pkgs/llvm-ompss2/default.nix

@@ -3,18 +3,21 @@
 , lib
 , gcc
 , clangOmpss2Unwrapped
+, writeShellScript
 , openmp ? null
 , wrapCCWith
 , llvmPackages_latest
 , ompss2rt ? null
 }:
 
+with lib;
+
 let
   usingNodesAndOmpv = (openmp.pname == "openmp-v" && ompss2rt.pname == "nodes");
   sameNosv = openmp.nosv == ompss2rt.nosv;
 in
 
-assert lib.assertMsg (usingNodesAndOmpv -> sameNosv) "OpenMP-V and NODES must share the same nOS-V";
+assert assertMsg (usingNodesAndOmpv -> sameNosv) "OpenMP-V and NODES must share the same nOS-V";
 
 let
   homevar = if ompss2rt.pname == "nanos6" then "NANOS6_HOME" else "NODES_HOME";
@@ -34,16 +37,36 @@ let
   targetConfig = stdenv.targetPlatform.config;
   inherit gcc;
   cc = clangOmpss2Unwrapped;
+  gccVersion = with versions; let v = gcc.version; in concatStringsSep "." [(major v) (minor v) (patch v)];
+
+  resetIntelCCFlags = let tconf = builtins.replaceStrings ["-"] ["_"] targetConfig;
+  in writeShellScript "remove-intel.sh" ''
+    if [ "$NIX_CC_WRAPPER_INTEL" = 1 ]; then
+      unset NIX_CFLAGS_COMPILE_${tconf}
+      unset NIX_CFLAGS_COMPILE_BEFORE_${tconf}
+      unset NIX_CFLAGS_LINK_${tconf}
+      unset NIX_CXXSTDLIB_COMPILE_${tconf}
+      unset NIX_CXXSTDLIB_LINK_${tconf}
+      unset NIX_GNATFLAGS_COMPILE_${tconf}
+
+      unset NIX_CC_WRAPPER_FLAGS_SET_${tconf}
+    # unset NIX_BINTOOLS_WRAPPER_FLAGS_${tconf}
+    fi
+  '';
+
 in wrapCCWith {
   inherit cc bintools;
   # extraPackages adds packages to depsTargetTargetPropagated
-  extraPackages = lib.optional (openmp != null) openmp;
+  extraPackages = optional (openmp != null) openmp;
   extraBuildCommands = ''
     echo "-target ${targetConfig}" >> $out/nix-support/cc-cflags
-    echo "-B${gcc.cc}/lib/gcc/${targetConfig}/${gcc.version}" >> $out/nix-support/cc-cflags
-    echo "-L${gcc.cc}/lib/gcc/${targetConfig}/${gcc.version}" >> $out/nix-support/cc-ldflags
+    echo "-B${gcc.cc}/lib/gcc/${targetConfig}/${gccVersion}" >> $out/nix-support/cc-cflags
+    echo "-L${gcc.cc}/lib/gcc/${targetConfig}/${gccVersion}" >> $out/nix-support/cc-ldflags
     echo "-L${gcc.cc.lib}/lib" >> $out/nix-support/cc-ldflags
 
+    for dir in ${gcc.cc}/lib/gcc/${targetConfig}/*/include; do
+      echo "-isystem $dir" >> $out/nix-support/cc-cflags
+    done
     for dir in ${gcc.cc}/include/c++/*; do
       echo "-isystem $dir" >> $out/nix-support/libcxx-cxxflags
     done
@@ -55,12 +78,17 @@ in wrapCCWith {
 
     wrap clang++  $wrapper $ccPath/clang++
 
+    sed -i 's|# Flirting.*|&\nsource ${resetIntelCCFlags}|' $out/bin/clang
+    sed -i 's|# Flirting.*|&\nsource ${resetIntelCCFlags}|' $out/bin/clang++
+
+    echo "" > $out/nix-support/add-hardening.sh
+
   '' + lib.optionalString (openmp != null) ''
     echo "export OPENMP_RUNTIME=${ompname}" >> $out/nix-support/cc-wrapper-hook
-  '' + lib.optionalString (ompss2rt != null) ''
+  '' + optionalString (ompss2rt != null) ''
     echo "export OMPSS2_RUNTIME=${rtname}" >> $out/nix-support/cc-wrapper-hook
     echo "export ${homevar}=${ompss2rt}"   >> $out/nix-support/cc-wrapper-hook
-  '' + lib.optionalString (ompss2rt != null && ompss2rt.pname == "nodes") ''
+  '' + optionalString (ompss2rt != null && ompss2rt.pname == "nodes") ''
     echo "export NOSV_HOME=${ompss2rt.nosv}" >> $out/nix-support/cc-wrapper-hook
   '';
 }

pkgs/llvm-ompss2/openmp.nix

@@ -68,6 +68,7 @@ stdenv.mkDerivation rec {
     rm -f $out/lib/libiomp*
   '' + lib.optionalString enableNosv ''
     rm -f $out/lib/libomp.*
+    rm -f $out/libllvmrt/libomp.*
   '';
 
   passthru = {

pkgs/lmbench/default.nix

@@ -1,19 +1,20 @@
 {
   lib,
   stdenv,
+  libtirpc,
   fetchFromGitHub
 }:
 
 stdenv.mkDerivation rec {
   pname = "lmbench";
-  version = "701c6c35";
+  version = "941a0dcc";
 
   # We use the intel repo as they have fixed some problems
   src = fetchFromGitHub {
     owner = "intel";
     repo = pname;
-    rev = "701c6c35b0270d4634fb1dc5272721340322b8ed";
-    sha256 = "0sf6zk03knkardsfd6qx7drpm56nhg53n885cylkggk83r38idyr";
+    rev = "941a0dcc0e7bdd9bb0dee05d7f620e77da8c43af";
+    sha256 = "sha256-SzwplRBO3V0R3m3p15n71ivYBMGoLsajFK2TapYxdqk=";
   };
 
   postUnpack = ''
@@ -24,12 +25,19 @@ stdenv.mkDerivation rec {
     sed -i "s@/bin/rm@rm@g" $(find . -name Makefile)
   '';
 
+  buildInputs = [ libtirpc ];
+  patches = [ ./fix-install.patch ];
+
   hardeningDisable = [ "all" ];
 
   enableParallelBuilding = false;
 
   preBuild = ''
-    makeFlagsArray+=(BASE=$out)
+    makeFlagsArray+=(
+      BASE=$out
+      CPPFLAGS=-I${libtirpc.dev}/include/tirpc
+      LDFLAGS=-ltirpc
+    )
   '';
 
   meta = {

pkgs/lmbench/fix-install.patch

@@ -0,0 +1,10 @@
+--- a/Makefile
++++ b/Makefile
+@@ -144,6 +144,7 @@ install-target:
+ 	if [ ! -d $(BASE)/include ]; then mkdir $(BASE)/include; fi
+ 	if [ ! -d $(BASE)/lib ]; then mkdir $(BASE)/lib; fi
+ 	cp $(EXES) $(BASE)/bin
++	cp $(OPT_EXES) $(BASE)/bin
+ 	cp $(INCS) $(BASE)/include
+ 	cp $O/lmbench.a $(BASE)/lib/libmbench.a
+ 	cd ../doc; env MAKEFLAGS="$(MAKEFLAGS)" make CC="${CC}" OS="${OS}" BASE="$(BASE)" install

pkgs/tasycl/default.nix

@@ -12,11 +12,11 @@
 , opensycl ? null
 , adaptivecpp ? null
 , useIntel ? true
-  # TODO: move back to main branch and release
-, useGit ? true
+
+, useGit ? false
 , gitUrl ? "git@gitlab-internal.bsc.es:task-awareness/tasycl/tasycl.git"
-, gitBranch ? "fix/various"
-, gitCommit ? "8be4729ded0ef64f028e98eb2b2baf2ccba7ff42"
+, gitBranch ? "main"
+, gitCommit ? "78f98dcf60a66e0eaa3b4ebcf55be076bec64825"
 }:
 
 assert (useIntel || opensycl != null || adaptivecpp != null);
@@ -42,12 +42,12 @@ let
   ;
 
   release = rec {
-    version = "2.0.0";
+    version = "2.1.0";
     src = fetchFromGitHub {
       owner = "bsc-pm";
       repo = "tasycl";
       rev = version;
-      hash = "sha256-Z4d45baVBhE9NW8Ww948M78TJx7BpxTr9pGJvJO9hdI=";
+      hash = "sha256-0kXnb0lHeQNHR27GTLbJ8xbiICLU8k2+FqEnnFSrzzo=";
     };
   };
 

test/compilers/icpx-ompss2.nix

@@ -0,0 +1,71 @@
+{ writeText, intelPackages, nodes, nosv, clangOmpss2Nodes, clangOmpss2Unwrapped, clangOmpss2, strace }:
+
+let
+  hello_cpp = writeText "hello.cpp" ''
+    #include <cstdio>
+    #include <sycl/sycl.hpp>
+
+    int main(int argc, char** argv) try {
+        sycl::queue queue;
+
+        std::cout << "Running on: "
+                  << queue.get_device().get_info<sycl::info::device::name>()
+                  << std::endl;
+
+        #pragma oss task
+        queue.submit([&] (sycl::handler& cgh) {
+            auto os = sycl::stream{128, 128, cgh};
+            cgh.single_task<class hello_world>([=]() {
+                os << "Hello World! (on device)\n";
+            });
+        }).wait();
+
+        return 0;
+    } catch (sycl::exception &e) {
+        std::cout << "SYCL exception: " << e.what() << std::endl;
+        return 0; // we expect to fail since no devices should be available;
+    }
+
+  '';
+in
+
+intelPackages.stdenv.mkDerivation {
+  version = "0.0.1";
+  name = "hello-syclompss";
+
+  src = hello_cpp;
+
+  nativeBuildInputs = [
+    strace
+    nodes
+    nosv
+  ];
+
+  dontUnpack = true;
+  dontConfigure = true;
+
+  env.NODES_HOME = nodes;
+
+  NIX_DEBUG = 0;
+  buildPhase = ''
+    cp $src hello.cpp
+    set -x
+    echo CXX=$CXX
+    echo NODES_HOME=$NODES_HOME
+    command -v $CXX
+
+    icpx -fsycl \
+        -fsycl-host-compiler=${clangOmpss2Nodes}/bin/clang++ \
+        -fsycl-host-compiler-options='-fompss-2=libnodes' \
+        -lnodes -lnosv \
+        $NODES_HOME/lib/nodes-main-wrapper.o \
+        hello.cpp -o hello
+
+    ./hello
+    set +x
+  '';
+
+  installPhase = ''
+    touch $out
+  '';
+}