Add simple clinfo test for PoCL

overlay.nix

@@ -47,6 +47,7 @@ let
     ovni = callPackage ./pkgs/ovni/default.nix { };
     ovniGit = final.ovni.override { useGit = true; };
     paraverKernel = callPackage ./pkgs/paraver/kernel.nix { };
+    pocl = callPackage ./pkgs/pocl/default.nix { };
     prometheus-slurm-exporter = prev.callPackage ./pkgs/slurm-exporter/default.nix { };
     #pscom = callPackage ./pkgs/parastation/pscom.nix { }; # Unmaintaned
     #psmpi = callPackage ./pkgs/parastation/psmpi.nix { }; # Unmaintaned
@@ -92,6 +93,8 @@ let
     clangNosvOmpv-ld = callPackage ./test/compilers/clang-openmp-ld.nix {
       stdenv = final.stdenvClangOmpss2NodesOmpv;
     };
+
+    pocl = callPackage ./test/compilers/pocl.nix { };
   };
 
   pkgs = filterAttrs (_: isDerivation) bscPkgs;

pkgs/pocl/0001-cmake-do-not-use-suffix.patch

@@ -0,0 +1,26 @@
+From ccf301659caac9b5e973ba1f2d32352acf617a98 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Aleix=20Bon=C3=A9?= <aleix.boneribo@bsc.es>
+Date: Tue, 2 Jul 2024 16:45:05 +0200
+Subject: [PATCH] cmake: do not use suffix
+
+---
+ cmake/LLVM.cmake                              |  3 ++
+ 1 files changed, 3 insertions(+)
+
+diff --git a/cmake/LLVM.cmake b/cmake/LLVM.cmake
+index f4dbda065..e29144dce 100644
+--- a/cmake/LLVM.cmake
++++ b/cmake/LLVM.cmake
+@@ -65,6 +65,9 @@ else()
+     message(WARNING "Cannot determine llvm binary suffix from ${LLVM_CONFIG}")
+   endif()
+   message(STATUS "LLVM binaries suffix : ${LLVM_BINARY_SUFFIX}")
++
++  # We don't want suffixes in nix
++  set(LLVM_BINARY_SUFFIX "")
+ endif()
+ 
+ get_filename_component(LLVM_CONFIG_LOCATION "${LLVM_CONFIG}" DIRECTORY)
+-- 
+2.45.1
+

pkgs/pocl/0001-cmake-native-build-tools.patch

@@ -0,0 +1,33 @@
+From f24b456c50f587b05cc8f2699c94d8cdefc5b13e Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Aleix=20Bon=C3=A9?= <aleix.boneribo@bsc.es>
+Date: Tue, 2 Jul 2024 17:11:11 +0200
+Subject: [PATCH] cmake: native build tools
+
+---
+ cmake/LLVM.cmake                    |   7 +-
+ 1 files changed, 6 insertions(+), 1 deletion(-)
+
+diff --git a/cmake/LLVM.cmake b/cmake/LLVM.cmake
+index e29144dce..b9f14ce6a 100644
+--- a/cmake/LLVM.cmake
++++ b/cmake/LLVM.cmake
+@@ -269,10 +269,15 @@ endforeach()
+ 
+ ####################################################################
+ 
++if(DEFINED LLVM_NATIVE_TOOL_DIR)
++  set(TOOL_DIR "${LLVM_NATIVE_TOOL_DIR}")
++  message(STATUS "TOOL_DIR=${TOOL_DIR}")
++endif()
++
+ macro(find_program_or_die OUTPUT_VAR PROG_NAME DOCSTRING)
+   find_program(${OUTPUT_VAR}
+     NAMES "${PROG_NAME}${LLVM_BINARY_SUFFIX}${CMAKE_EXECUTABLE_SUFFIX}"
+-    HINTS "${LLVM_BINDIR}" "${LLVM_CONFIG_LOCATION}"
++    HINTS "${TOOL_DIR}" "${LLVM_BINDIR}" "${LLVM_CONFIG_LOCATION}"
+     DOC "${DOCSTRING}"
+     NO_CMAKE_PATH
+     NO_CMAKE_ENVIRONMENT_PATH
+-- 
+2.45.1
+

pkgs/pocl/0001-cmake-use-clang-from-cmake-variable.patch

@@ -0,0 +1,48 @@
+From 4688b5ce895761c884ae15fc0234ed8d623b988b Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Aleix=20Bon=C3=A9?= <aleix.boneribo@bsc.es>
+Date: Tue, 2 Jul 2024 15:41:47 +0200
+Subject: [PATCH] cmake: use clang from cmake variable
+
+---
+ cmake/LLVM.cmake | 22 ++++++++++++++++++++--
+ 1 file changed, 20 insertions(+), 2 deletions(-)
+
+diff --git a/cmake/LLVM.cmake b/cmake/LLVM.cmake
+index 71b786dc7..f4dbda065 100644
+--- a/cmake/LLVM.cmake
++++ b/cmake/LLVM.cmake
+@@ -281,11 +281,29 @@ macro(find_program_or_die OUTPUT_VAR PROG_NAME DOCSTRING)
+   endif()
+ endmacro()
+ 
+-find_program_or_die( CLANG "clang" "clang binary")
++# -DCMAKE_C_COMPILER=riscv64-unknown-linux-gnu-clang -DCMAKE_CXX_COMPILER=riscv64-unknown-linux-gnu-clang++
++
++# if(DEFINED CLANG_EXECUTABLE)
++if(DEFINED CMAKE_C_COMPILER)
++  # set(CLANG "${CLANG_EXECUTABLE}")
++  set(CLANG "${CMAKE_C_COMPILER}")
++  message(STATUS "Using CLANG_EXECUTABLE: ${CLANG}")
++else()
++  find_program_or_die( CLANG "clang" "clang binary")
++endif()
+ execute_process(COMMAND "${CLANG}" "--version" OUTPUT_VARIABLE LLVM_CLANG_VERSION RESULT_VARIABLE CLANG_RES)
++
+ # TODO this should be optional
+-find_program_or_die( CLANGXX "clang++" "clang++ binary")
++# if(DEFINED CLANGXX_EXECUTABLE)
++if(DEFINED CMAKE_CXX_COMPILER)
++  # set(CLANGXX "${CLANGXX_EXECUTABLE}")
++  set(CLANGXX "${CMAKE_CXX_COMPILER}")
++  message(STATUS "Using CLANGXX_EXECUTABLE: ${CLANGXX}")
++else()
++  find_program_or_die( CLANGXX "clang++" "clang++ binary")
++endif()
+ execute_process(COMMAND "${CLANGXX}" "--version" OUTPUT_VARIABLE LLVM_CLANGXX_VERSION RESULT_VARIABLE CLANGXX_RES)
++
+ if(CLANGXX_RES OR CLANG_RES)
+   message(FATAL_ERROR "Failed running clang/clang++ --version")
+ endif()
+-- 
+2.45.1
+

pkgs/pocl/default.nix

@@ -11,10 +11,14 @@
 , spirv-tools
 , libxml2  # required for statically linked llvm
 , python3
+, writableTmpDirAsHomeHook
 
 , fetchFromGitHub
+
 , useGit ? false
-, flakeTag ? "dirty"
+, gitUrl ? "git@gitlab-internal.bsc.es:task-awareness/pocl/pocl.git"
+, gitBranch ? "new-device"
+, gitCommit ? "dd10c2221b31223cbb796182df6a07f11c7541f5"
 
 , staticLLVM ? true
 , enableICD ? true
@@ -32,16 +36,37 @@
 
 , nosv ? null
 , ovni ? null
-, enableNOSV ? !useGit
-, enableOVNI ? !useGit
+, enableNOSV ? useGit
+, enableOVNI ? useGit
 
 , buildPackages
 , nix-update-script
 }:
 
-assert enableNOSV || enableOVNI -> ;
-
 let
+
+  release = rec {
+    version = "7.0";
+    src = fetchFromGitHub {
+      owner = "pocl";
+      repo = "pocl";
+      tag = "v${version}";
+      hash = "sha256-pyolM0SR6xiwhad7K0mX9I/PKbIa8Ltin0CYoA1U/qo=";
+
+    };
+  };
+
+  git = rec {
+    version = src.shortRev;
+    src = builtins.fetchGit {
+      url = gitUrl;
+      ref = gitBranch;
+      rev = gitCommit;
+    };
+  };
+
+  source = if (useGit) then git else release;
+
   stdenv = llvmPackages.stdenv;
 
   buildLlvmPackages = buildPackages.llvmPackages;
@@ -61,20 +86,13 @@ in
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "pocl";
-  version = featureList + "-" + (if useGit then "6.0" else flakeTag);
-  src =
-    if useGit then
-      (fetchFromGitHub {
-        owner = "pocl";
-        repo = "pocl";
-        rev = "v6.0";
-        hash = "sha256-NHR9yrI6Odb/s/OBnEVifdcLEXvwqzAMZWpGViv2cJg=";
-      }) else ./..;
+  version = featureList + "-" + source.version;
+  inherit (source) src;
 
   patches = lib.optionals useGit [
-    ./patches/0001-cmake-use-clang-from-cmake-variable.patch
-    ./patches/0001-cmake-do-not-use-suffix.patch
-    ./patches/0001-cmake-native-build-tools.patch
+    ./0001-cmake-use-clang-from-cmake-variable.patch
+    ./0001-cmake-do-not-use-suffix.patch
+    ./0001-cmake-native-build-tools.patch
   ];
 
   cmakeFlags = [
@@ -148,7 +166,7 @@ stdenv.mkDerivation (finalAttrs: {
     llvmPackages.libclang
     llvmPackages.llvm
   ] ++ lib.optionals staticLLVM [ libxml2 ]
-  ++ lib.optionals enableNOSV   [ (nosv.override { useGit = true; }) ]
+  ++ lib.optionals enableNOSV   [ nosv ]
   ++ lib.optionals enableOVNI   [ ovni ]
   ++ lib.optionals enableHWLOC  [ hwloc ]
   ++ lib.optionals enableTBB    [ tbb ]
@@ -159,7 +177,27 @@ stdenv.mkDerivation (finalAttrs: {
     spirv-tools
   ];
 
-  passthru.updateScript = nix-update-script { };
+  nativeInstallCheckInputs = [
+    writableTmpDirAsHomeHook
+  ];
+
+  doInstallCheck = true;
+
+  installCheckPhase = lib.optionalString enableICD ''
+    runHook preInstallCheck
+
+    export OCL_ICD_VENDORS=$out/etc/OpenCL/vendors
+    $out/bin/poclcc -o poclcc.cl.pocl $src/examples/poclcc/poclcc.cl
+
+    runHook postInstallCheck
+  '';
+
+  setupHook = ./setup-hook.sh;
+
+  passthru = {
+    updateScript = nix-update-script { };
+    git = finalAttrs.finalPackage.override { useGit = true; };
+  };
 
   propagatedBuildInputs = [ stdenv.cc.cc ];
 

pkgs/pocl/setup-hook.sh

@@ -0,0 +1,6 @@
+preCheckHooks+=('setupPoclCheck')
+preInstallCheckHooks+=('setupPoclCheck')
+
+setupPoclCheck () {
+  export OCL_ICD_VENDORS="@out@/etc/OpenCL/vendors"
+}

test/compilers/pocl.nix

@@ -0,0 +1,26 @@
+{
+  runCommand,
+  pocl,
+  clinfo,
+  writableTmpDirAsHomeHook,
+}:
+
+runCommand "clinfo-pocl"
+  {
+    nativeBuildInputs = [
+      clinfo
+      writableTmpDirAsHomeHook
+    ];
+
+    requiredSystemFeatures = [ "sys-devices" ];
+
+    env = {
+      POCL_DEBUG = "error,warn";
+      OCL_ICD_VENDORS = "${pocl}/etc/OpenCL/vendors";
+    };
+  }
+  ''
+    set -x
+    clinfo | tee $out
+    set +x
+  ''