enable superpi cmake

benchmarks/superpi/CMakeLists.txt

@@ -0,0 +1,54 @@
+# ##############################################################################
+# apps/benchmarks/superpi/CMakeList.txt
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more contributor
+# license agreements.  See the NOTICE file distributed with this work for
+# additional information regarding copyright ownership.  The ASF licenses this
+# file to you under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License.  You may obtain a copy of
+# the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+# License for the specific language governing permissions and limitations under
+# the License.
+#
+# ##############################################################################
+
+if(CONFIG_BENCHMARK_SUPERPI)
+
+  set(SUPERPI_UNPACK ${CMAKE_CURRENT_LIST_DIR}/superpi)
+  set(SUPERPI_URL https://github.com/Fibonacci43/SuperPI/archive)
+  set(SUPERPI_ZIP main.zip)
+
+  if(NOT EXISTS ${SUPERPI_UNPACK})
+
+    FetchContent_Declare(
+      superpi_fetch
+      URL ${SUPERPI_URL}/${SUPERPI_ZIP} SOURCE_DIR ${SUPERPI_UNPACK} BINARY_DIR
+          ${CMAKE_BINARY_DIR}/apps/benchmarks/superpi/superpi
+      DOWNLOAD_NO_PROGRESS true
+      TIMEOUT 30)
+
+    FetchContent_GetProperties(superpi_fetch)
+    if(NOT superpi_fetch_POPULATED)
+      FetchContent_Populate(superpi_fetch)
+    endif()
+
+  endif()
+
+  nuttx_add_application(
+    NAME
+    ${CONFIG_BENCHMARK_SUPERPI_PROGNAME}
+    STACKSIZE
+    ${CONFIG_BENCHMARK_SUPERPI_STACKSIZE}
+    PRIORITY
+    ${CONFIG_BENCHMARK_SUPERPI_PRIORITY}
+    SRCS
+    ${SUPERPI_UNPACK}/pi_fftcs.c
+    ${SUPERPI_UNPACK}/fftsg_h.c)
+
+endif()