Files
project_6/cccl_upstream/examples/CMakeLists.txt
EngineX CI 56fd68e7dd [INFRA] Import NVIDIA/CCCL upstream as optimization reference library
CCCL (CUDA C++ Core Libraries) provides:
- CUB: device/block/warp-level GPU primitives (reduce, scan, sort, topk)
- Thrust: high-level parallel algorithms (transform_reduce, sort, scan)
- libcudacxx: CUDA C++ standard library (atomics, barriers, memory)
- cudax: experimental features (memory resources, allocators)
- Tuning policies: per-SM hardware-specific algorithm parameters

Competition optimization vectors mapped to CCCL:
- Output TPS (83% weight): warp_reduce, block_reduce, device_topk
- Input TPS (14% weight): device_scan, block_load, prefetch
- Cache TPS (3% weight): prefix caching strategy patterns
- Memory (0.9 util): pooled/cached/buddy allocators

Source: https://github.com/NVIDIA/cccl (shallow clone, HEAD only)
License: Apache-2.0
2026-07-30 09:35:51 +00:00

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CMake

# SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# 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.
enable_language(CUDA) # Ensure that CUDA compiler vars are defined
set(
cmake_opts
"--log-level=VERBOSE"
"-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}"
"-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}"
"-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}"
"-DCMAKE_CUDA_COMPILER=${CMAKE_CUDA_COMPILER}"
"-DCMAKE_CUDA_HOST_COMPILER=${CMAKE_CUDA_HOST_COMPILER}"
"-DCMAKE_CUDA_ARCHITECTURES=75"
)
set(
CCCL_EXAMPLE_CPM_REPOSITORY
"${CCCL_SOURCE_DIR}"
CACHE STRING
"Git repository used for CPM examples."
)
set(
CCCL_EXAMPLE_CPM_TAG
"HEAD"
CACHE STRING
"Git tag/branch used for CPM examples."
)
set(
CCCL_EXAMPLE_CTEST_COMMAND
"${CMAKE_CTEST_COMMAND}"
CACHE STRING
"CTest command used for CCCL example build-and-tests."
)
set(
cmake_cpm_opts
"-DCCCL_REPOSITORY=${CCCL_EXAMPLE_CPM_REPOSITORY}"
"-DCCCL_TAG=${CCCL_EXAMPLE_CPM_TAG}"
)
if (MSVC)
message(STATUS "Skipping example build-and-test CTests on MSVC")
return()
endif()
cccl_add_compile_test(
test_name
cccl.example
basic
"default"
CTEST_COMMAND "${CCCL_EXAMPLE_CTEST_COMMAND}"
${cmake_opts}
${cmake_cpm_opts}
)
cccl_add_compile_test(
test_name
cccl.example
image_pipeline
"default"
CTEST_COMMAND "${CCCL_EXAMPLE_CTEST_COMMAND}"
${cmake_opts}
${cmake_cpm_opts}
)
cccl_add_compile_test(
test_name
cccl.example
cudax
"default"
CTEST_COMMAND "${CCCL_EXAMPLE_CTEST_COMMAND}"
${cmake_opts}
${cmake_cpm_opts}
)
cccl_add_compile_test(
test_name
cccl.example
cudax_stf
"default"
CTEST_COMMAND "${CCCL_EXAMPLE_CTEST_COMMAND}"
${cmake_opts}
${cmake_cpm_opts}
)
foreach (DEVICE_SYSTEM IN ITEMS CUDA OMP TBB CPP)
cccl_add_compile_test(
test_name
cccl.example
thrust_flexible_device_system
"${DEVICE_SYSTEM}"
CTEST_COMMAND "${CCCL_EXAMPLE_CTEST_COMMAND}"
"-DCCCL_THRUST_DEVICE_SYSTEM=${DEVICE_SYSTEM}"
${cmake_opts}
${cmake_cpm_opts}
)
endforeach()