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da1e9d284f
Wish I could just do this only for braces in initialization, but the tools available are too coarse-grained.
64 lines
2.1 KiB
CMake
64 lines
2.1 KiB
CMake
# Copyright 2018-2023, Collabora, Ltd.
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# SPDX-License-Identifier: BSL-1.0
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if(TARGET xrt-optimized-math)
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return()
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endif()
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# Target used for applying more aggressive optimizations to math-heavy code
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add_library(xrt-optimized-math INTERFACE)
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if(MSVC)
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target_compile_options(xrt-optimized-math INTERFACE $<IF:$<CONFIG:Debug>,/O2 /Ob2,/O2 /Ob3>)
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else()
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set(CMAKE_C_FLAGS
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"${CMAKE_C_FLAGS} -pedantic -Wall -Wextra -Wno-unused-parameter -Wno-missing-braces"
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)
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set(CMAKE_C_FLAGS
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"${CMAKE_C_FLAGS} -Werror-implicit-function-declaration -Werror=incompatible-pointer-types"
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)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=int-conversion")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic -Wall -Wextra -Wno-unused-parameter")
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# Use effectively ubiquitous SSE2 instead of x87 floating point
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# for increased reliability/consistency
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "[xX]86" AND XRT_FEATURE_SSE2)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse2 -mfpmath=sse")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2 -mfpmath=sse")
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endif()
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target_compile_options(xrt-optimized-math INTERFACE $<IF:$<CONFIG:Debug>,-O2,-O3>)
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endif()
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if(NOT WIN32)
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# Even clang's gnu-style driver on windows doesn't accept this argument.
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")
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set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,--no-undefined")
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endif()
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# Must call before adding targets that will use xrt-optimized-math
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macro(xrt_optimized_math_flags)
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if(MSVC)
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foreach(
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FLAGSVAR
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CMAKE_CXX_FLAGS_DEBUG
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CMAKE_CXX_FLAGS_RELEASE
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CMAKE_CXX_FLAGS_RELWITHDEBINFO
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CMAKE_CXX_FLAGS_MINSIZEREL
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CMAKE_C_FLAGS_DEBUG
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CMAKE_C_FLAGS_RELEASE
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CMAKE_C_FLAGS_RELWITHDEBINFO
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CMAKE_C_FLAGS_MINSIZEREL
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)
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string(REPLACE "/Od" "" ${FLAGSVAR} "${${FLAGSVAR}}")
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string(REPLACE "/O1" "" ${FLAGSVAR} "${${FLAGSVAR}}")
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string(REPLACE "/O2" "" ${FLAGSVAR} "${${FLAGSVAR}}")
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string(REPLACE "/Ob1" "" ${FLAGSVAR} "${${FLAGSVAR}}")
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string(REPLACE "/Ob0" "" ${FLAGSVAR} "${${FLAGSVAR}}")
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string(REPLACE "/RTC1" "" ${FLAGSVAR} "${${FLAGSVAR}}")
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endforeach()
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endif()
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endmacro()
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