[cudaextender] Add CUDA Extender module with Ungapped X-Drop extension

CMakeLists.txt

@@ -83,6 +83,7 @@ add_subdirectory(common/io)
 add_subdirectory(cudapoa)
 add_subdirectory(cudamapper)
 add_subdirectory(cudaaligner)
+add_subdirectory(cudaextender)
 
 # Add documentation generation.
 validate_boolean(gw_generate_docs)

ci/checks/check_copyright.py

@@ -145,7 +145,7 @@ def copyright_present(f):
     f - Path to file
     """
     with io.open(f, "r", encoding="utf-8") as fh:
-        return re.search('Copyright 20[0-9]+-20[0-9]+', fh.read())
+        return re.search('Copyright (20[0-9][0-9]-)?20[0-9][0-9] NVIDIA CORPORATION', fh.read())
 
 
 def parse_args():

cudaextender/CMakeLists.txt

@@ -0,0 +1,77 @@
+#
+# Copyright 2020 NVIDIA CORPORATION.
+#
+# Licensed 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.
+#
+set(MODULE_NAME cudaextender)
+
+# Process data subdirectory first
+add_subdirectory(data)
+
+GitVersion()
+
+configure_file(${CMAKE_SOURCE_DIR}/common/base/src/version.cpp.in
+        ${CMAKE_CURRENT_BINARY_DIR}/version.cpp)
+
+# Project specific NVCC flags, --expt-relaxed-constexpr is being added to allow using numeric_limits inside device kernels.
+# Using in CUDA 10.1+ to avoid compilation issues with CUDA <= 10.0.
+set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -std=c++14")
+if (gw_cuda_after_10_0)
+    set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} --expt-relaxed-constexpr")
+endif ()
+if (gw_cuda_gen_all_arch)
+    CUDA_SELECT_NVCC_ARCH_FLAGS(ARCH_FLAGS "Common")
+else ()
+    CUDA_SELECT_NVCC_ARCH_FLAGS(ARCH_FLAGS "Auto")
+endif ()
+set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} ${ARCH_FLAGS}")
+message(STATUS "nvcc flags for ${PROJECT_NAME}: ${CUDA_NVCC_FLAGS}")
+
+get_property(gw_library_type GLOBAL PROPERTY gw_library_type)
+cuda_add_library(${MODULE_NAME} ${gw_library_type}
+        src/cudaextender.cpp
+        src/extender.cpp
+        src/ungapped_xdrop.cu
+        src/ungapped_xdrop_kernels.cu
+        ${CMAKE_CURRENT_BINARY_DIR}/version.cpp)
+
+target_link_libraries(${MODULE_NAME} gwbase gwio cub)
+
+target_compile_options(${MODULE_NAME} PRIVATE -Werror -Wall -Wextra)
+if (gw_optimize_for_native_cpu)
+    target_compile_options(${MODULE_NAME} PRIVATE -march=native)
+endif ()
+
+target_include_directories(${MODULE_NAME}
+        PUBLIC
+        $<INSTALL_INTERFACE:include>
+        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+        )
+
+add_doxygen_source_dir(${CMAKE_CURRENT_SOURCE_DIR}/include)
+
+install(TARGETS ${MODULE_NAME}
+        COMPONENT gwlogging
+        EXPORT ${MODULE_NAME}
+        DESTINATION lib
+        INCLUDES DESTINATION include
+        )
+install(DIRECTORY include/ DESTINATION include)
+install(EXPORT ${MODULE_NAME} DESTINATION cmake)
+
+# Add other folders.
+add_subdirectory(samples)
+add_subdirectory(tests)
+
+# Add auto formatting.
+gw_enable_auto_formatting("${CMAKE_CURRENT_SOURCE_DIR}")

cudaextender/data/CMakeLists.txt

@@ -0,0 +1,19 @@
+#
+# Copyright 2020 NVIDIA CORPORATION.
+#
+# Licensed 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.
+#
+set(CUDAEXTENDER_DATA_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../data")
+configure_file(cudaextender_file_location.hpp.in ${PROJECT_BINARY_DIR}/data/cudaextender_file_location.hpp @ONLY)
+
+set_property(GLOBAL PROPERTY cudaextender_data_include_dir "${PROJECT_BINARY_DIR}/data")

cudaextender/data/cudaextender_file_location.hpp.in

@@ -0,0 +1,18 @@
+/*
+* Copyright 2020 NVIDIA CORPORATION.
+*
+* Licensed 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.
+*/
+#pragma once
+
+#cmakedefine CUDAEXTENDER_DATA_DIR "@CUDAEXTENDER_DATA_DIR@"