Differential D5404 Diff 16802 intern/cycles/CMakeLists.txt

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intern/cycles/CMakeLists.txt

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include(cmake/external_libs.cmake)		include(cmake/external_libs.cmake)
include(cmake/macros.cmake)		include(cmake/macros.cmake)

# Build Flags		# Build Flags
# todo: this code could be refactored a bit to avoid duplication		# todo: this code could be refactored a bit to avoid duplication
# note: CXX_HAS_SSE is needed in case passing SSE flags fails altogether (gcc-arm)		# note: CXX_HAS_SSE is needed in case passing SSE flags fails altogether (gcc-arm)

		if(WITH_COMPILER_ASAN)
		if(CMAKE_COMPILER_IS_GNUCC)
		# GCC hangs compiling the big kernel files with asan, so disable it.
		set(CYCLES_KERNEL_ASAN_FLAGS "-fno-sanitize=all")
		elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
		# With OSL, Cycles disables rtti in some modules, wich then breaks at linking
		# when trying to use vptr sanitizer (included into 'undefined' general option).
		set(CYCLES_KERNEL_ASAN_FLAGS "-fno-sanitize=vptr")
		endif()
		endif()

if(WITH_CYCLES_NATIVE_ONLY)		if(WITH_CYCLES_NATIVE_ONLY)
set(CXX_HAS_SSE FALSE)		set(CXX_HAS_SSE FALSE)
set(CXX_HAS_AVX FALSE)		set(CXX_HAS_AVX FALSE)
set(CXX_HAS_AVX2 FALSE)		set(CXX_HAS_AVX2 FALSE)
add_definitions(		add_definitions(
-DWITH_KERNEL_NATIVE		-DWITH_KERNEL_NATIVE
)		)

if(NOT MSVC)		if(NOT MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
set(CYCLES_KERNEL_FLAGS "-march=native")		set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_ASAN_FLAGS} -march=native")
endif()		endif()
elseif(NOT WITH_CPU_SSE)		elseif(NOT WITH_CPU_SSE)
set(CXX_HAS_SSE FALSE)		set(CXX_HAS_SSE FALSE)
set(CXX_HAS_AVX FALSE)		set(CXX_HAS_AVX FALSE)
set(CXX_HAS_AVX2 FALSE)		set(CXX_HAS_AVX2 FALSE)
elseif(WIN32 AND MSVC AND NOT CMAKE_CXX_COMPILER_ID MATCHES "Clang")		elseif(WIN32 AND MSVC AND NOT CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(CXX_HAS_SSE TRUE)		set(CXX_HAS_SSE TRUE)
set(CXX_HAS_AVX TRUE)		set(CXX_HAS_AVX TRUE)
Show All 31 Lines	elseif(WIN32 AND MSVC AND NOT CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Ox")		set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Ox")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Ox")		set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Ox")
set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} /Ox")		set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} /Ox")
elseif(CMAKE_COMPILER_IS_GNUCC OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))		elseif(CMAKE_COMPILER_IS_GNUCC OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
check_cxx_compiler_flag(-msse CXX_HAS_SSE)		check_cxx_compiler_flag(-msse CXX_HAS_SSE)
check_cxx_compiler_flag(-mavx CXX_HAS_AVX)		check_cxx_compiler_flag(-mavx CXX_HAS_AVX)
check_cxx_compiler_flag(-mavx2 CXX_HAS_AVX2)		check_cxx_compiler_flag(-mavx2 CXX_HAS_AVX2)

		set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_ASAN_FLAGS}")

# Assume no signal trapping for better code generation.		# Assume no signal trapping for better code generation.
set(CYCLES_KERNEL_FLAGS "-fno-trapping-math")		set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_FLAGS} -fno-trapping-math")
# Avoid overhead of setting errno for NaNs.		# Avoid overhead of setting errno for NaNs.
set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_FLAGS} -fno-math-errno")		set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_FLAGS} -fno-math-errno")
# Let compiler optimize 0.0 - x without worrying about signed zeros.		# Let compiler optimize 0.0 - x without worrying about signed zeros.
set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_FLAGS} -fno-signed-zeros")		set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_FLAGS} -fno-signed-zeros")

if(CMAKE_COMPILER_IS_GNUCC)		if(CMAKE_COMPILER_IS_GNUCC)
# Assume no signal trapping for better code generation.		# Assume no signal trapping for better code generation.
set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_FLAGS} -fno-signaling-nans")		set(CYCLES_KERNEL_FLAGS "${CYCLES_KERNEL_FLAGS} -fno-signaling-nans")
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