From cbaa78cb4a217f25b64bd31b619a5558d44c84be Mon Sep 17 00:00:00 2001
From: takanori-ihara <62980219+takanori-ihara@users.noreply.github.com>
Date: Fri, 9 Oct 2020 01:36:00 +0900
Subject: fujitsu-ssl2: Add new package (#18498)

fujisu-ssl2: Add new package with thread-parallel, SVE and scalapack support
---
 .../repos/builtin/packages/fujitsu-ssl2/package.py | 133 +++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 var/spack/repos/builtin/packages/fujitsu-ssl2/package.py

diff --git a/var/spack/repos/builtin/packages/fujitsu-ssl2/package.py b/var/spack/repos/builtin/packages/fujitsu-ssl2/package.py
new file mode 100644
index 0000000000..cb617301e8
--- /dev/null
+++ b/var/spack/repos/builtin/packages/fujitsu-ssl2/package.py
@@ -0,0 +1,133 @@
+# Copyright 2013-2020 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 import *
+
+
+class FujitsuSsl2(Package):
+    """Fujitsu SSL2 (Scientific Subroutine Library II) is Math library
+    for Fujitsu compiler.
+    Fujitsu SSL2 implementation only for Fujitsu compiler.
+    Fujitsu SSL2 provides the function of blas, lapack and scalapack.
+    """
+
+    homepage = "https://www.fujitsu.com/us/"
+    has_code = False
+
+    variant("parallel", default=True, description="Build with thread-parallel versions")
+
+    conflicts("%arm")
+    conflicts("%cce")
+    conflicts("%apple-clang")
+    conflicts("%clang")
+    conflicts("%gcc")
+    conflicts("%intel")
+    conflicts("%nag")
+    conflicts("%pgi")
+    conflicts("%xl")
+    conflicts("%xl_r")
+
+    provides("blas")
+    provides("lapack")
+    provides("scalapack")
+
+    def install(self, spec, prefix):
+        raise InstallError(
+            "Fujitsu SSL2 is not installable; it is vendor supplied \
+             You need to specify it as an external package in packages.yaml"
+        )
+
+    @property
+    def blas_libs(self):
+        spec = self.spec
+        sharedlibslist = ["libfj90i", "libfj90f", "libfjsrcinfo", "libfj90rt"]
+        staticlibslist = []
+
+        if spec.target == "a64fx":  # Build with SVE support
+            sharedlibslist += ["libfjlapacksve"]
+
+            if "+parallel" in spec:  # parallel
+                staticlibslist = ["libssl2mtexsve"]
+
+            staticlibslist += ["libssl2mtsve", "libfj90rt2", "libfj90fmt_sve"]
+
+        else:  # Build with NEON support
+            sharedlibslist += ["libfjlapack"]
+
+            if "+parallel" in spec:  # parallel
+                staticlibslist = ["libssl2mtex"]
+
+            staticlibslist += [
+                "libssl2mt",
+                "libfj90rt2",
+                "libfj90fmt"
+            ]
+
+        sharedlibs = find_libraries(
+            sharedlibslist, self.prefix.lib64, shared=True, recursive=False
+        )
+        staticlibs = find_libraries(
+            staticlibslist, self.prefix.lib64, shared=False, recursive=False
+        )
+        libs = sharedlibs + staticlibs
+        return libs
+
+    @property
+    def lapack_libs(self):
+        return self.blas_libs
+
+    @property
+    def scalapack_libs(self):
+        spec = self.spec
+        sharedlibslist = [
+            "libmpi_usempi_ignore_tkr",
+            "libmpi_mpifh",
+            "libfj90i",
+            "libfj90f",
+            "libfjsrcinfo",
+            "libfj90rt",
+        ]
+        staticlibslist = []
+
+        if spec.target == "a64fx":  # Build with SVE support
+            sharedlibslist += ["libfjscalapacksve", "libfjlapacksve"]
+
+            if "+parallel" in spec:  # parallel
+                staticlibslist = ["libssl2mtexsve"]
+
+            staticlibslist += [
+                "libscalapacksve",
+                "libssl2mtsve",
+                "libfj90rt2",
+                "libfj90fmt_sve",
+            ]
+
+        else:  # Build with NEON support
+            sharedlibslist += ["libfjscalapack", "libfjlapack"]
+
+            if "+parallel" in spec:  # parallel
+                staticlibslist = ["libssl2mtex"]
+
+            staticlibslist += [
+                "libscalapack",
+                "libssl2mt",
+                "libfj90rt2",
+                "libfj90fmt"
+            ]
+
+        sharedlibs = find_libraries(
+            sharedlibslist, self.prefix.lib64, shared=True, recursive=False
+        )
+        staticlibs = find_libraries(
+            staticlibslist, self.prefix.lib64, shared=False, recursive=False
+        )
+        libs = sharedlibs + staticlibs
+        return libs
+
+    def setup_dependent_build_environment(self, env, dependent_spec):
+        self.setup_run_environment(env)
+        env.append_flags("fcc_ENV", "-lm -lrt -lpthread -lelf -lz -ldl")
+        env.append_flags("FCC_ENV", "-lm -lrt -lpthread -lelf -lz -ldl")
+        env.append_flags("FORT90C", "-lm -lrt -lpthread -lelf -lz -ldl")
-- 
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