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UnrealEngine/Engine/Source/ThirdParty/Intel/ISPC/ispc-1.18.0/cmake/Stdlib.cmake
2025-05-18 13:04:45 +08:00

61 lines
2.6 KiB
CMake

#
# Copyright (c) 2018-2019, Intel Corporation
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# * Neither the name of Intel Corporation nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
# IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
# OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# ispc Stdlib.cmake
#
function(create_stdlib mask outputPath)
set(output ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/stdlib_mask${mask}_ispc.cpp)
add_custom_command(
OUTPUT ${output}
COMMAND ${CLANG_EXECUTABLE} -E -x c -DISPC_MASK_BITS=${mask} -DISPC=1 -DPI=3.14159265358979
stdlib.ispc | \"${Python3_EXECUTABLE}\" stdlib2cpp.py mask${mask}
> ${output}
DEPENDS stdlib.ispc
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)
set(${outputPath} ${output} PARENT_SCOPE)
set_source_files_properties(${outputPath} PROPERTIES GENERATED true)
endfunction()
function(generate_stdlib resultList)
foreach (m ${ARGN})
create_stdlib(${m} outputPath)
list(APPEND tmpList "${outputPath}")
if(MSVC)
# Group generated files inside Visual Studio
source_group("Generated Stdlib" FILES ${outputPath})
endif()
endforeach()
set(${resultList} ${tmpList} PARENT_SCOPE)
endfunction()