From 87f99de3fb2d064549db4a156e4f5c33e98e3308 Mon Sep 17 00:00:00 2001
From: AMD Toolchain Support
 <73240730+amd-toolchain-support@users.noreply.github.com>
Date: Fri, 8 Sep 2023 18:47:00 +0100
Subject: Cloverleaf-ref: proposal for a -ref version only (#39894)

* Cloverleaf-ref: proposal for a -ref version only
* Cloverleaf-ref: fixing typo.

---------

Co-authored-by: fpanichi <fpanichi@amd.com>
---
 .../builtin/packages/cloverleaf-ref/package.py     | 114 +++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 var/spack/repos/builtin/packages/cloverleaf-ref/package.py

diff --git a/var/spack/repos/builtin/packages/cloverleaf-ref/package.py b/var/spack/repos/builtin/packages/cloverleaf-ref/package.py
new file mode 100644
index 0000000000..70c0daaf91
--- /dev/null
+++ b/var/spack/repos/builtin/packages/cloverleaf-ref/package.py
@@ -0,0 +1,114 @@
+# 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 CloverleafRef(MakefilePackage):
+    """Proxy Application. CloverLeaf_ref is a miniapp that solves the
+    compressible Euler equations on a Cartesian grid,
+    using an explicit, second-order accurate method.
+    """
+
+    homepage = "https://github.com/UK-MAC/CloverLeaf_ref"
+    url = "https://github.com/UK-MAC/CloverLeaf_ref/archive/refs/tags/v1.3.tar.gz"
+    git = "https://github.com/UK-MAC/CloverLeaf_ref.git"
+
+    maintainers("amd-toolchain-support")
+
+    version("master", branch="master")
+    version(
+        "1.3", sha256="fdff193286a00672bb931baa50d424a2cc19fb5817b62436804eced637e12430"
+    )  # commit "0ddf495"
+    version(
+        "1.1", sha256="0ac87accf81d85b959e5da839e6b0659afb3a2840a13f5da113a1c34eeb87942"
+    )  # commit "5667c3a"
+
+    variant(
+        "ieee", default=False, description="Build with IEEE754 compliant floating point operations"
+    )
+    variant("debug", default=False, description="Build with DEBUG flags")
+
+    depends_on("mpi")
+
+    # Cloverleaf_ref Makefile contains some but not all required options for each compiler.
+    # This package.py inserts what is needed for Intel, AOCC, and LLVM compilers.
+    @property
+    def build_targets(self):
+        targets = ["--directory=./"]
+
+        targets.append("MPI_COMPILER={0}".format(self.spec["mpi"].mpifc))
+        targets.append("C_MPI_COMPILER={0}".format(self.spec["mpi"].mpicc))
+
+        if "+debug" in self.spec:
+            targets.append("DEBUG=1")
+        if "+ieee" in self.spec:
+            targets.append("IEEE=1")
+
+        # Work around for bug in Makefiles for versions 1.3 and 1.1 (mis-defined as -openmp)
+        if self.spec.satisfies("%intel"):
+            targets.append("COMPILER=INTEL")
+            targets.append("OMP_INTEL=-qopenmp")
+
+        # Work around for missing AOCC compilers option in Makefiles for versions 1.3 and 1.1
+        elif self.spec.satisfies("%aocc"):
+            targets.append("COMPILER=AOCC")
+            targets.append("OMP_AOCC=-fopenmp")
+
+            if self.spec.satisfies("+ieee"):
+                targets.append("I3E_AOCC=-ffp-model=precise")
+                if self.spec.satisfies("%aocc@:4.0.0"):
+                    targets.append("I3E_AOCC+=-Kieee")
+
+            # logic for Debug build: no optimizatrion and debug symbols
+            if self.spec.satisfies("+debug"):
+                targets.append("FLAGS_AOCC=-O0 -g -Wall -Wextra -fsanitize=address")
+                targets.append("CFLAGS_AOCC=-O0 -g -Wall -Wextra -fsanitize=address")
+            else:
+                targets.append("CFLAGS_AOCC=-O3 -fnt-store=aggressive")
+                targets.append("FLAGS_AOCC=-O3 -fnt-store=aggressive")
+
+        # Work around for missing CLANG entries in Makefiles for master branch (commit:0fdb917),
+        # and for versions 1.3 and 1.1
+        elif self.spec.satisfies("%clang"):
+            targets.append("COMPILER=CLANG")
+            targets.append("OMP_CLANG=-fopenmp")
+
+            if self.spec.satisfies("+ieee"):
+                targets.append("I3E_CLANG=-ffp-model=precise")
+
+            # logic for Debug build: no optimizatrion and debug symbols
+            if self.spec.satisfies("+debug"):
+                targets.append("FLAGS_CLANG=-O0 -g")
+                targets.append("CFLAGS_CLANG=-O0 -g")
+            else:
+                targets.append("FLAGS_CLANG=-O3")
+                targets.append("CFLAGS_CLANG=-O3")
+
+        elif self.spec.satisfies("%gcc"):
+            targets.append("COMPILER=GNU")
+
+        elif self.spec.satisfies("%cce"):
+            targets.append("COMPILER=CRAY")
+            targets.append("OMP_CRAY=-fopenmp")
+
+        elif self.spec.satisfies("%pgi"):
+            targets.append("COMPILER=PGI")
+
+        elif self.spec.satisfies("%xl"):
+            targets.append("COMPILER=XLF")
+
+        else:
+            raise ValueError("Compiler {} not supported".format(self.spec.compiler.name))
+
+        return targets
+
+    def install(self, spec, prefix):
+        mkdirp(prefix.bin)
+        mkdirp(prefix.doc.tests)
+
+        install("./clover_leaf", prefix.bin)
+        install("./clover.in", prefix.bin)
+        install("./*.in", prefix.doc.tests)
-- 
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