From c4394822d5dd0feb89e533b80340d5512e6bf0ea Mon Sep 17 00:00:00 2001
From: Carlos Bederián <4043375+zzzoom@users.noreply.github.com>
Date: Thu, 28 Dec 2023 05:33:54 -0300
Subject: ucc: add new package (#38357)

---
 var/spack/repos/builtin/packages/ucc/package.py | 55 +++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 var/spack/repos/builtin/packages/ucc/package.py

(limited to 'var')

diff --git a/var/spack/repos/builtin/packages/ucc/package.py b/var/spack/repos/builtin/packages/ucc/package.py
new file mode 100644
index 0000000000..b6c236887c
--- /dev/null
+++ b/var/spack/repos/builtin/packages/ucc/package.py
@@ -0,0 +1,55 @@
+# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+from spack.package import *
+
+
+class Ucc(AutotoolsPackage, CudaPackage):
+    """UCC is a collective communication operations API and library that is
+    flexible, complete, and feature-rich for current and emerging programming
+    models and runtimes."""
+
+    homepage = "https://openucx.github.io/ucc/"
+    url = "https://github.com/openucx/ucc/archive/refs/tags/v1.2.0.tar.gz"
+
+    maintainers("zzzoom")
+
+    version("1.2.0", sha256="c1552797600835c0cf401b82dc89c4d27d5717f4fb805d41daca8e19f65e509d")
+
+    variant("cuda", default=False, description="Enable CUDA TL")
+    variant("nccl", default=False, description="Enable NCCL TL", when="+cuda")
+    # RCCL build not tested
+    # variant("rccl", default=False, description="Enable RCCL TL")
+
+    # https://github.com/openucx/ucc/pull/847
+    patch(
+        "https://github.com/openucx/ucc/commit/9d716eb9c964ec7a7a23e9ec663f28265ff8a357.patch?full_index=1",
+        sha256="f99d1ba6b94360375d2ea59b04de9cbf6bb3290458bc86ce13891ba90522f7e2",
+        when="@1.2.0 +cuda",
+    )
+
+    depends_on("autoconf", type="build")
+    depends_on("automake", type="build")
+    depends_on("libtool", type="build")
+
+    depends_on("ucx")
+
+    depends_on("nccl", when="+nccl")
+    # depends_on("rccl", when="+rccl")
+
+    with when("+nccl"):
+        for arch in CudaPackage.cuda_arch_values:
+            depends_on(
+                "nccl +cuda cuda_arch={0}".format(arch), when="+cuda cuda_arch={0}".format(arch)
+            )
+
+    def autoreconf(self, spec, prefix):
+        Executable("./autogen.sh")()
+
+    def configure_args(self):
+        args = []
+        args.extend(self.with_or_without("cuda", activation_value="prefix"))
+        args.extend(self.with_or_without("nccl", activation_value="prefix"))
+        # args.extend(self.with_or_without("rccl", activation_value="prefix"))
+        return args
-- 
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