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| author | Robert Maynard <rmaynard@nvidia.com> | 2022-04-22 16:51:26 (GMT) |
|---|---|---|
| committer | Robert Maynard <rmaynard@nvidia.com> | 2022-07-22 14:34:45 (GMT) |
| commit | 96bc59b1ca01be231347404d178445263687dd22 (patch) | |
| tree | d9c015f30a1e43f0d5ded6dc75a638471f085ed6 /Modules/Compiler | |
| parent | 1527d48cd0071e3e1737b51db3738f7f76ddbf80 (diff) | |
| download | CMake-96bc59b1ca01be231347404d178445263687dd22.zip CMake-96bc59b1ca01be231347404d178445263687dd22.tar.gz CMake-96bc59b1ca01be231347404d178445263687dd22.tar.bz2 | |
CUDA: Add Device LTO support for nvcc
Fixes #22200
Diffstat (limited to 'Modules/Compiler')
| -rw-r--r-- | Modules/Compiler/Clang-CUDA.cmake | 4 | ||||
| -rw-r--r-- | Modules/Compiler/NVIDIA-CUDA.cmake | 8 |
2 files changed, 12 insertions, 0 deletions
diff --git a/Modules/Compiler/Clang-CUDA.cmake b/Modules/Compiler/Clang-CUDA.cmake index 219897e..d9929f1 100644 --- a/Modules/Compiler/Clang-CUDA.cmake +++ b/Modules/Compiler/Clang-CUDA.cmake @@ -35,6 +35,10 @@ set(CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_STATIC "cudadevrt;cudart_static") set(CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_SHARED "cudadevrt;cudart") set(CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_NONE "") +# Clang doesn't support CUDA device LTO +set(_CMAKE_CUDA_IPO_SUPPORTED_BY_CMAKE NO) +set(_CMAKE_CUDA_IPO_MAY_BE_SUPPORTED_BY_COMPILER NO) + if(UNIX) list(APPEND CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_STATIC "rt" "pthread" "dl") endif() diff --git a/Modules/Compiler/NVIDIA-CUDA.cmake b/Modules/Compiler/NVIDIA-CUDA.cmake index 33509ac..2b8a1ea 100644 --- a/Modules/Compiler/NVIDIA-CUDA.cmake +++ b/Modules/Compiler/NVIDIA-CUDA.cmake @@ -48,6 +48,13 @@ if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER) set(CMAKE_CUDA_DEPENDS_USE_COMPILER TRUE) endif() +if(CMAKE_CUDA_COMPILER_VERSION VERSION_GREATER_EQUAL 11.2) + set(_CMAKE_CUDA_IPO_SUPPORTED_BY_CMAKE YES) + set(_CMAKE_CUDA_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES) + + set(CMAKE_CUDA_DEVICE_LINK_OPTIONS_IPO " -dlto") +endif() + if(NOT "x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC") set(CMAKE_CUDA_COMPILE_OPTIONS_PIE -Xcompiler=-fPIE) set(CMAKE_CUDA_COMPILE_OPTIONS_PIC -Xcompiler=-fPIC) @@ -61,6 +68,7 @@ if(NOT "x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC") string(APPEND CMAKE_CUDA_FLAGS_MINSIZEREL_INIT " -O1 -DNDEBUG") string(APPEND CMAKE_CUDA_FLAGS_RELWITHDEBINFO_INIT " -O2 -g -DNDEBUG") endif() + set(CMAKE_SHARED_LIBRARY_CREATE_CUDA_FLAGS -shared) set(CMAKE_INCLUDE_SYSTEM_FLAG_CUDA -isystem=) |