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343 lines
14 KiB
343 lines
14 KiB
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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# file Copyright.txt or https://cmake.org/licensing for details.
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include(${CMAKE_ROOT}/Modules/CMakeDetermineCompiler.cmake)
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include(${CMAKE_ROOT}/Modules/CMakeParseImplicitLinkInfo.cmake)
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include(${CMAKE_ROOT}/Modules/CMakeParseLibraryArchitecture.cmake)
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if(NOT ((CMAKE_GENERATOR MATCHES "Make") OR
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(CMAKE_GENERATOR MATCHES "Ninja")))
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message(FATAL_ERROR "HIP language not currently supported by \"${CMAKE_GENERATOR}\" generator")
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endif()
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if(NOT CMAKE_HIP_PLATFORM)
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execute_process(COMMAND hipconfig --platform
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OUTPUT_VARIABLE _CMAKE_HIPCONFIG_PLATFORM OUTPUT_STRIP_TRAILING_WHITESPACE
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RESULT_VARIABLE _CMAKE_HIPCONFIG_RESULT
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)
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if(_CMAKE_HIPCONFIG_RESULT EQUAL 0 AND _CMAKE_HIPCONFIG_PLATFORM MATCHES "^(nvidia|nvcc)$")
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set(CMAKE_HIP_PLATFORM "nvidia" CACHE STRING "HIP platform" FORCE)
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else()
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set(CMAKE_HIP_PLATFORM "amd" CACHE STRING "HIP platform" FORCE)
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endif()
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endif()
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if(NOT CMAKE_HIP_PLATFORM MATCHES "^(amd|nvidia)$")
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message(FATAL_ERROR
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"The CMAKE_HIP_PLATFORM has unsupported value:\n"
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" '${CMAKE_HIP_PLATFORM}'\n"
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"It must be 'amd' or 'nvidia'."
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)
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endif()
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if(NOT CMAKE_HIP_COMPILER)
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set(CMAKE_HIP_COMPILER_INIT NOTFOUND)
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# prefer the environment variable HIPCXX
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if(NOT $ENV{HIPCXX} STREQUAL "")
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if("$ENV{HIPCXX}" MATCHES "hipcc")
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message(FATAL_ERROR
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"The HIPCXX environment variable is set to the hipcc wrapper:\n"
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" $ENV{HIPCXX}\n"
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"This is not supported. Use Clang directly, or let CMake pick a default."
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)
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endif()
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get_filename_component(CMAKE_HIP_COMPILER_INIT $ENV{HIPCXX} PROGRAM PROGRAM_ARGS CMAKE_HIP_FLAGS_ENV_INIT)
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if(CMAKE_HIP_FLAGS_ENV_INIT)
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set(CMAKE_HIP_COMPILER_ARG1 "${CMAKE_HIP_FLAGS_ENV_INIT}" CACHE STRING "Arguments to CXX compiler")
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endif()
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if(NOT EXISTS ${CMAKE_HIP_COMPILER_INIT})
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message(FATAL_ERROR "Could not find compiler set in environment variable HIPCXX:\n$ENV{HIPCXX}.\n${CMAKE_HIP_COMPILER_INIT}")
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endif()
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endif()
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# finally list compilers to try
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if(NOT CMAKE_HIP_COMPILER_INIT)
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if(CMAKE_HIP_PLATFORM STREQUAL "nvidia")
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set(CMAKE_HIP_COMPILER_LIST nvcc)
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elseif(CMAKE_HIP_PLATFORM STREQUAL "amd")
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set(CMAKE_HIP_COMPILER_LIST clang++)
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# Look for the Clang coming with ROCm to support HIP.
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execute_process(COMMAND hipconfig --hipclangpath
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OUTPUT_VARIABLE _CMAKE_HIPCONFIG_CLANGPATH
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RESULT_VARIABLE _CMAKE_HIPCONFIG_RESULT
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)
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if(_CMAKE_HIPCONFIG_RESULT EQUAL 0 AND EXISTS "${_CMAKE_HIPCONFIG_CLANGPATH}")
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set(CMAKE_HIP_COMPILER_HINTS "${_CMAKE_HIPCONFIG_CLANGPATH}")
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endif()
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endif()
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endif()
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_cmake_find_compiler(HIP)
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elseif(CMAKE_HIP_COMPILER MATCHES "hipcc")
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message(FATAL_ERROR
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"CMAKE_HIP_COMPILER is set to the hipcc wrapper:\n"
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" ${CMAKE_HIP_COMPILER}\n"
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"This is not supported. Use Clang directly, or let CMake pick a default."
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)
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else()
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_cmake_find_compiler_path(HIP)
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endif()
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mark_as_advanced(CMAKE_HIP_COMPILER)
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# Build a small source file to identify the compiler.
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if(NOT CMAKE_HIP_COMPILER_ID_RUN)
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set(CMAKE_HIP_COMPILER_ID_RUN 1)
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include(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerId.cmake)
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# We determine the vendor to use the right flags for detection right away.
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# The main compiler identification is still needed below to extract other information.
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list(APPEND CMAKE_HIP_COMPILER_ID_VENDORS NVIDIA Clang)
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set(CMAKE_HIP_COMPILER_ID_VENDOR_REGEX_NVIDIA "nvcc: NVIDIA \\(R\\) Cuda compiler driver")
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set(CMAKE_HIP_COMPILER_ID_VENDOR_REGEX_Clang "(clang version)")
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CMAKE_DETERMINE_COMPILER_ID_VENDOR(HIP "--version")
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if(CMAKE_HIP_COMPILER_ID STREQUAL "NVIDIA")
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# Find the CUDA toolkit to get:
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# - CMAKE_HIP_COMPILER_CUDA_TOOLKIT_VERSION
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# - CMAKE_HIP_COMPILER_CUDA_TOOLKIT_ROOT
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# - CMAKE_HIP_COMPILER_CUDA_LIBRARY_ROOT
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# We save them in CMakeHIPCompiler.cmake.
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# Match arguments with cmake_cuda_architectures_all call.
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include(Internal/CMakeCUDAFindToolkit)
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cmake_cuda_find_toolkit(HIP CMAKE_HIP_COMPILER_CUDA_)
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# If the user set CMAKE_HIP_ARCHITECTURES, validate its value.
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include(Internal/CMakeCUDAArchitecturesValidate)
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cmake_cuda_architectures_validate(HIP)
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if(NOT CMAKE_HIP_HOST_COMPILER AND NOT $ENV{HIPHOSTCXX} STREQUAL "")
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get_filename_component(CMAKE_HIP_HOST_COMPILER $ENV{HIPHOSTCXX} PROGRAM)
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if(NOT EXISTS "${CMAKE_HIP_HOST_COMPILER}")
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message(FATAL_ERROR "Could not find compiler set in environment variable HIPHOSTCXX:\n$ENV{HIPHOSTCXX}.\n${CMAKE_HIP_HOST_COMPILER}")
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endif()
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endif()
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endif()
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if(CMAKE_HIP_COMPILER_ID STREQUAL "Clang")
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list(APPEND CMAKE_HIP_COMPILER_ID_TEST_FLAGS_FIRST "-v")
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elseif(CMAKE_HIP_COMPILER_ID STREQUAL "NVIDIA")
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# Tell nvcc to treat .hip files as CUDA sources.
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list(APPEND CMAKE_HIP_COMPILER_ID_TEST_FLAGS_FIRST "-x cu -v")
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if(CMAKE_HIP_HOST_COMPILER)
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string(APPEND CMAKE_HIP_COMPILER_ID_TEST_FLAGS_FIRST " -ccbin=\"${CMAKE_HIP_HOST_COMPILER}\"")
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endif()
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endif()
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# We perform compiler identification for a second time to extract implicit linking info.
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# We need to unset the compiler ID otherwise CMAKE_DETERMINE_COMPILER_ID() doesn't work.
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set(CMAKE_HIP_COMPILER_ID)
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set(CMAKE_HIP_PLATFORM_ID)
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file(READ ${CMAKE_ROOT}/Modules/CMakePlatformId.h.in
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CMAKE_HIP_COMPILER_ID_PLATFORM_CONTENT)
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CMAKE_DETERMINE_COMPILER_ID(HIP HIPFLAGS CMakeHIPCompilerId.hip)
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if(CMAKE_HIP_COMPILER_ID STREQUAL "NVIDIA")
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include(Internal/CMakeCUDAArchitecturesAll)
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# From CMAKE_HIP_COMPILER_CUDA_TOOLKIT_VERSION and CMAKE_HIP_COMPILER_{ID,VERSION}, get:
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# - CMAKE_HIP_ARCHITECTURES_ALL
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# - CMAKE_HIP_ARCHITECTURES_ALL_MAJOR
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# Match arguments with cmake_cuda_find_toolkit call.
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cmake_cuda_architectures_all(HIP CMAKE_HIP_COMPILER_CUDA_)
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endif()
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_cmake_find_compiler_sysroot(HIP)
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endif()
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if(NOT CMAKE_HIP_COMPILER_ROCM_ROOT AND CMAKE_HIP_COMPILER_ID STREQUAL "Clang")
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execute_process(COMMAND "${CMAKE_HIP_COMPILER}" -v -print-targets
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OUTPUT_STRIP_TRAILING_WHITESPACE
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RESULT_VARIABLE _CMAKE_HIP_COMPILER_RESULT
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OUTPUT_VARIABLE _CMAKE_HIP_COMPILER_STDOUT
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ERROR_VARIABLE _CMAKE_HIP_COMPILER_STDERR
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)
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if(_CMAKE_HIP_COMPILER_RESULT EQUAL 0 AND _CMAKE_HIP_COMPILER_STDERR MATCHES "Found HIP installation: *([^,]*)[,\n]")
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set(CMAKE_HIP_COMPILER_ROCM_ROOT "${CMAKE_MATCH_1}")
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file(TO_CMAKE_PATH "${CMAKE_HIP_COMPILER_ROCM_ROOT}" CMAKE_HIP_COMPILER_ROCM_ROOT)
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endif()
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endif()
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if(NOT CMAKE_HIP_COMPILER_ROCM_ROOT)
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execute_process(
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COMMAND hipconfig --rocmpath
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OUTPUT_VARIABLE _CMAKE_HIPCONFIG_ROCMPATH
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RESULT_VARIABLE _CMAKE_HIPCONFIG_RESULT
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)
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if(_CMAKE_HIPCONFIG_RESULT EQUAL 0 AND EXISTS "${_CMAKE_HIPCONFIG_ROCMPATH}")
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set(CMAKE_HIP_COMPILER_ROCM_ROOT "${_CMAKE_HIPCONFIG_ROCMPATH}")
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endif()
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endif()
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if(NOT CMAKE_HIP_COMPILER_ROCM_ROOT)
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message(FATAL_ERROR "Failed to find ROCm root directory.")
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endif()
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if(CMAKE_HIP_PLATFORM STREQUAL "amd")
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# For this platform we need the hip-lang cmake package.
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# Normally implicit link information is not detected until ABI detection,
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# but we need to populate CMAKE_HIP_LIBRARY_ARCHITECTURE to find hip-lang.
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cmake_parse_implicit_link_info("${CMAKE_HIP_COMPILER_PRODUCED_OUTPUT}"
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_CMAKE_HIP_COMPILER_ID_IMPLICIT_LIBS
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_CMAKE_HIP_COMPILER_ID_IMPLICIT_DIRS
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_CMAKE_HIP_COMPILER_ID_IMPLICIT_FWKS
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_CMAKE_HIP_COMPILER_ID_IMPLICIT_LOG
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"" LANGUAGE HIP)
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message(CONFIGURE_LOG
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"Parsed HIP implicit link information from compiler id output:\n${_CMAKE_HIP_COMPILER_ID_IMPLICIT_LOG}\n\n")
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cmake_parse_library_architecture(HIP "${_CMAKE_HIP_COMPILER_ID_IMPLICIT_DIRS}" "" CMAKE_HIP_LIBRARY_ARCHITECTURE)
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if(CMAKE_HIP_LIBRARY_ARCHITECTURE)
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message(CONFIGURE_LOG
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"Parsed HIP library architecture from compiler id output: ${CMAKE_HIP_LIBRARY_ARCHITECTURE}\n")
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endif()
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unset(_CMAKE_HIP_COMPILER_ID_IMPLICIT_LIBS)
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unset(_CMAKE_HIP_COMPILER_ID_IMPLICIT_DIRS)
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unset(_CMAKE_HIP_COMPILER_ID_IMPLICIT_FWKS)
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unset(_CMAKE_HIP_COMPILER_ID_IMPLICIT_LOG)
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if(NOT CMAKE_HIP_COMPILER_ROCM_LIB)
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set(_CMAKE_HIP_COMPILER_ROCM_LIB_DIRS
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"${CMAKE_HIP_COMPILER_ROCM_ROOT}/lib"
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"${CMAKE_HIP_COMPILER_ROCM_ROOT}/lib64"
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)
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if(CMAKE_HIP_LIBRARY_ARCHITECTURE)
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list(APPEND _CMAKE_HIP_COMPILER_ROCM_LIB_DIRS "${CMAKE_HIP_COMPILER_ROCM_ROOT}/lib/${CMAKE_HIP_LIBRARY_ARCHITECTURE}")
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endif()
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foreach(dir IN LISTS _CMAKE_HIP_COMPILER_ROCM_LIB_DIRS)
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if(EXISTS "${dir}/cmake/hip-lang/hip-lang-config.cmake")
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set(CMAKE_HIP_COMPILER_ROCM_LIB "${dir}")
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break()
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endif()
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endforeach()
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if(NOT CMAKE_HIP_COMPILER_ROCM_LIB)
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list(TRANSFORM _CMAKE_HIP_COMPILER_ROCM_LIB_DIRS APPEND "/cmake/hip-lang/hip-lang-config.cmake")
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string(REPLACE ";" "\n " _CMAKE_HIP_COMPILER_ROCM_LIB_DIRS "${_CMAKE_HIP_COMPILER_ROCM_LIB_DIRS}")
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message(FATAL_ERROR
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"The ROCm root directory:\n"
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" ${CMAKE_HIP_COMPILER_ROCM_ROOT}\n"
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"does not contain the HIP runtime CMake package, expected at one of:\n"
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" ${_CMAKE_HIP_COMPILER_ROCM_LIB_DIRS}\n"
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)
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endif()
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unset(_CMAKE_HIP_COMPILER_ROCM_LIB_DIRS)
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endif()
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if(CMAKE_HIP_COMPILER_ROCM_LIB MATCHES "/lib64$" AND NOT DEFINED CMAKE_SIZEOF_VOID_P)
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# We have not yet determined the target ABI but we need 'find_package' to
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# search lib64 directories to find hip-lang CMake package dependencies.
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# This will be replaced by ABI detection later.
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set(CMAKE_HIP_SIZEOF_DATA_PTR 8)
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endif()
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endif()
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if (NOT _CMAKE_TOOLCHAIN_LOCATION)
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get_filename_component(_CMAKE_TOOLCHAIN_LOCATION "${CMAKE_HIP_COMPILER}" PATH)
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endif ()
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set(_CMAKE_PROCESSING_LANGUAGE "HIP")
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include(CMakeFindBinUtils)
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include(Compiler/${CMAKE_HIP_COMPILER_ID}-FindBinUtils OPTIONAL)
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unset(_CMAKE_PROCESSING_LANGUAGE)
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if(CMAKE_HIP_COMPILER_ID STREQUAL "Clang")
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set(CMAKE_HIP_RUNTIME_LIBRARY_DEFAULT "SHARED")
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elseif(CMAKE_HIP_COMPILER_ID STREQUAL "NVIDIA")
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include(Internal/CMakeNVCCParseImplicitInfo)
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# Parse CMAKE_HIP_COMPILER_PRODUCED_OUTPUT to get:
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# - CMAKE_HIP_ARCHITECTURES_DEFAULT
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# - CMAKE_HIP_HOST_IMPLICIT_LINK_DIRECTORIES
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# - CMAKE_HIP_HOST_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES
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# - CMAKE_HIP_HOST_IMPLICIT_LINK_LIBRARIES
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# - CMAKE_HIP_HOST_LINK_LAUNCHER
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# - CMAKE_HIP_RUNTIME_LIBRARY_DEFAULT
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# - CMAKE_HIP_CUDA_TOOLKIT_INCLUDE_DIRECTORIES
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# Match arguments with cmake_nvcc_filter_implicit_info call in CMakeTestHIPCompiler.
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cmake_nvcc_parse_implicit_info(HIP CMAKE_HIP_CUDA_)
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include(Internal/CMakeCUDAFilterImplicitLibs)
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# Filter out implicit link libraries that should not be passed unconditionally.
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cmake_cuda_filter_implicit_libs(CMAKE_HIP_HOST_IMPLICIT_LINK_LIBRARIES)
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endif()
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if(CMAKE_HIP_COMPILER_SYSROOT)
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string(CONCAT _SET_CMAKE_HIP_COMPILER_SYSROOT
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"set(CMAKE_HIP_COMPILER_SYSROOT \"${CMAKE_HIP_COMPILER_SYSROOT}\")\n"
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"set(CMAKE_COMPILER_SYSROOT \"${CMAKE_HIP_COMPILER_SYSROOT}\")")
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else()
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set(_SET_CMAKE_HIP_COMPILER_SYSROOT "")
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endif()
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if(CMAKE_HIP_COMPILER_ARCHITECTURE_ID)
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set(_SET_CMAKE_HIP_COMPILER_ARCHITECTURE_ID
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"set(CMAKE_HIP_COMPILER_ARCHITECTURE_ID ${CMAKE_HIP_COMPILER_ARCHITECTURE_ID})")
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else()
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set(_SET_CMAKE_HIP_COMPILER_ARCHITECTURE_ID "")
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endif()
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if(MSVC_HIP_ARCHITECTURE_ID)
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set(SET_MSVC_HIP_ARCHITECTURE_ID
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"set(MSVC_HIP_ARCHITECTURE_ID ${MSVC_HIP_ARCHITECTURE_ID})")
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endif()
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if(CMAKE_HIP_COMPILER_ID STREQUAL "NVIDIA")
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if(NOT "$ENV{CUDAARCHS}" STREQUAL "")
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set(CMAKE_HIP_ARCHITECTURES "$ENV{CUDAARCHS}" CACHE STRING "CUDA architectures")
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endif()
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# If the user did not set CMAKE_HIP_ARCHITECTURES, use the compiler's default.
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if("${CMAKE_HIP_ARCHITECTURES}" STREQUAL "")
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set(CMAKE_HIP_ARCHITECTURES "${CMAKE_HIP_ARCHITECTURES_DEFAULT}" CACHE STRING "HIP architectures" FORCE)
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if(NOT CMAKE_HIP_ARCHITECTURES)
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message(FATAL_ERROR "Failed to detect a default HIP architecture.\n\nCompiler output:\n${CMAKE_HIP_COMPILER_PRODUCED_OUTPUT}")
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endif()
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endif()
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unset(CMAKE_HIP_ARCHITECTURES_DEFAULT)
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elseif(NOT DEFINED CMAKE_HIP_ARCHITECTURES)
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# Use 'rocm_agent_enumerator' to get the current GPU architecture.
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set(_CMAKE_HIP_ARCHITECTURES)
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find_program(_CMAKE_HIP_ROCM_AGENT_ENUMERATOR
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NAMES rocm_agent_enumerator
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HINTS "${CMAKE_HIP_COMPILER_ROCM_ROOT}/bin"
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NO_CACHE)
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if(_CMAKE_HIP_ROCM_AGENT_ENUMERATOR)
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execute_process(COMMAND "${_CMAKE_HIP_ROCM_AGENT_ENUMERATOR}" -t GPU
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RESULT_VARIABLE _CMAKE_ROCM_AGENT_ENUMERATOR_RESULT
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OUTPUT_VARIABLE _CMAKE_ROCM_AGENT_ENUMERATOR_STDOUT
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ERROR_VARIABLE _CMAKE_ROCM_AGENT_ENUMERATOR_STDERR
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)
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if(_CMAKE_ROCM_AGENT_ENUMERATOR_RESULT EQUAL 0)
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separate_arguments(_hip_archs NATIVE_COMMAND "${_CMAKE_ROCM_AGENT_ENUMERATOR_STDOUT}")
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foreach(_hip_arch ${_hip_archs})
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if(_hip_arch STREQUAL "gfx000")
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continue()
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endif()
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string(FIND ${_hip_arch} ":" pos)
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if(NOT pos STREQUAL "-1")
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string(SUBSTRING ${_hip_arch} 0 ${pos} _hip_arch)
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endif()
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list(APPEND _CMAKE_HIP_ARCHITECTURES "${_hip_arch}")
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endforeach()
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endif()
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unset(_CMAKE_ROCM_AGENT_ENUMERATOR_RESULT)
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unset(_CMAKE_ROCM_AGENT_ENUMERATOR_STDOUT)
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unset(_CMAKE_ROCM_AGENT_ENUMERATOR_STDERR)
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endif()
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unset(_CMAKE_HIP_ROCM_AGENT_ENUMERATOR)
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if(_CMAKE_HIP_ARCHITECTURES)
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set(CMAKE_HIP_ARCHITECTURES "${_CMAKE_HIP_ARCHITECTURES}" CACHE STRING "HIP architectures")
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elseif(CMAKE_HIP_COMPILER_PRODUCED_OUTPUT MATCHES " -target-cpu ([a-z0-9]+) ")
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set(CMAKE_HIP_ARCHITECTURES "${CMAKE_MATCH_1}" CACHE STRING "HIP architectures")
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else()
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message(FATAL_ERROR "Failed to find a default HIP architecture.")
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endif()
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unset(_CMAKE_HIP_ARCHITECTURES)
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endif()
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# configure variables set in this file for fast reload later on
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configure_file(${CMAKE_ROOT}/Modules/CMakeHIPCompiler.cmake.in
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${CMAKE_PLATFORM_INFO_DIR}/CMakeHIPCompiler.cmake
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@ONLY
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)
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set(CMAKE_HIP_COMPILER_ENV_VAR "HIPCXX")
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