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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2023 Andy Tai <atai@atai.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages sycl)
+  #:use-module (guix build-system cmake)
+  #:use-module (guix git-download)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages boost)
+  #:use-module (gnu packages llvm)
+  #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages python)
+  #:use-module (gnu packages rocm)
+  #:use-module (gnu packages vulkan))
+
+;; This file adds SYCL implementation related packages. Due to the fact that
+;; SYCL devices like GPU are not available during build (store environment),
+;; tests that require such devices are all disabled.
+;; Check https://lists.gnu.org/archive/html/guix-devel/2018-04/msg00293.html
+
+(define-public opensycl
+  (package
+    (name "opensycl")
+    (version "0.9.4")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/OpenSYCL/OpenSYCL/")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "0nynb93b68ghn1i1bsjvbbxpnh5b1yiw9jhhww1q1gi7w182x2g5"))))
+    (build-system cmake-build-system)
+    (native-inputs (list clang-15 llvm-15 python spirv-tools))
+    (inputs (list boost rocm-opencl-runtime spirv-headers))
+    (arguments `(#:tests? #f)) ; no tests
+    (home-page "https://github.com/OpenSYCL/OpenSYCL")
+    (synopsis "Implementation of the SYCL programming language for accelerators")
+    (description
+     "Open SYCL is a modern SYCL implementation targeting CPUs and GPUs from all
+major vendors that supports many use cases and approaches for implementing SYCL")
+    (license license:bsd-2)))