1 # Set initial flags for each configuration
3 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
4 set(CMAKE_C_STANDARD 11)
5 set(CMAKE_C_STANDARD_REQUIRED ON)
6 set(CMAKE_CXX_STANDARD 11)
7 set(CMAKE_CXX_STANDARD_REQUIRED ON)
9 set(CLR_DEFINES_DEBUG_INIT DEBUG _DEBUG _DBG URTBLDENV_FRIENDLY=Checked BUILDENV_CHECKED=1)
10 set(CLR_DEFINES_CHECKED_INIT DEBUG _DEBUG _DBG URTBLDENV_FRIENDLY=Checked BUILDENV_CHECKED=1)
11 set(CLR_DEFINES_RELEASE_INIT NDEBUG URTBLDENV_FRIENDLY=Retail)
12 set(CLR_DEFINES_RELWITHDEBINFO_INIT NDEBUG URTBLDENV_FRIENDLY=Retail)
14 include(${CMAKE_CURRENT_LIST_DIR}/configureoptimization.cmake)
16 #----------------------------------------
17 # Detect and set platform variable names
18 # - for non-windows build platform & architecture is detected using inbuilt CMAKE variables and cross target component configure
19 # - for windows we use the passed in parameter to CMAKE to determine build arch
20 #----------------------------------------
21 if(CMAKE_SYSTEM_NAME STREQUAL Linux)
22 set(CLR_CMAKE_PLATFORM_UNIX 1)
23 if(CLR_CROSS_COMPONENTS_BUILD)
24 # CMAKE_HOST_SYSTEM_PROCESSOR returns the value of `uname -p` on host.
25 if(CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL x86_64 OR CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL amd64)
26 if(CLR_CMAKE_TARGET_ARCH STREQUAL "arm" OR CLR_CMAKE_TARGET_ARCH STREQUAL "armel")
27 if($ENV{CROSSCOMPILE} STREQUAL "1")
28 set(CLR_CMAKE_PLATFORM_UNIX_X86 1)
30 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
33 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
35 elseif(CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL i686)
36 set(CLR_CMAKE_PLATFORM_UNIX_X86 1)
41 # CMAKE_SYSTEM_PROCESSOR returns the value of `uname -p` on target.
42 # For the AMD/Intel 64bit architecture two different strings are common.
43 # Linux and Darwin identify it as "x86_64" while FreeBSD and netbsd uses the
44 # "amd64" string. Accept either of the two here.
45 if(CMAKE_SYSTEM_PROCESSOR STREQUAL x86_64 OR CMAKE_SYSTEM_PROCESSOR STREQUAL amd64)
46 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
47 elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL armv7l)
48 set(CLR_CMAKE_PLATFORM_UNIX_ARM 1)
49 elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL arm)
50 set(CLR_CMAKE_PLATFORM_UNIX_ARM 1)
51 elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
52 set(CLR_CMAKE_PLATFORM_UNIX_ARM64 1)
53 elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL i686)
54 set(CLR_CMAKE_PLATFORM_UNIX_X86 1)
59 set(CLR_CMAKE_PLATFORM_LINUX 1)
62 if(DEFINED CLR_CMAKE_LINUX_ID)
63 if(CLR_CMAKE_LINUX_ID STREQUAL ubuntu)
64 set(CLR_CMAKE_TARGET_UBUNTU_LINUX 1)
65 elseif(CLR_CMAKE_LINUX_ID STREQUAL tizen)
66 set(CLR_CMAKE_TARGET_TIZEN_LINUX 1)
67 elseif(CLR_CMAKE_LINUX_ID STREQUAL alpine)
68 set(CLR_CMAKE_PLATFORM_ALPINE_LINUX 1)
70 if(CLR_CMAKE_LINUX_ID STREQUAL ubuntu)
71 set(CLR_CMAKE_PLATFORM_UBUNTU_LINUX 1)
73 endif(DEFINED CLR_CMAKE_LINUX_ID)
74 endif(CMAKE_SYSTEM_NAME STREQUAL Linux)
76 if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
77 set(CLR_CMAKE_PLATFORM_UNIX 1)
78 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
79 set(CLR_CMAKE_PLATFORM_DARWIN 1)
80 set(CMAKE_ASM_COMPILE_OBJECT "${CMAKE_C_COMPILER} <FLAGS> <DEFINES> <INCLUDES> -o <OBJECT> -c <SOURCE>")
81 endif(CMAKE_SYSTEM_NAME STREQUAL Darwin)
83 if(CMAKE_SYSTEM_NAME STREQUAL FreeBSD)
84 set(CLR_CMAKE_PLATFORM_UNIX 1)
85 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
86 set(CLR_CMAKE_PLATFORM_FREEBSD 1)
87 endif(CMAKE_SYSTEM_NAME STREQUAL FreeBSD)
89 if(CMAKE_SYSTEM_NAME STREQUAL OpenBSD)
90 set(CLR_CMAKE_PLATFORM_UNIX 1)
91 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
92 set(CLR_CMAKE_PLATFORM_OPENBSD 1)
93 endif(CMAKE_SYSTEM_NAME STREQUAL OpenBSD)
95 if(CMAKE_SYSTEM_NAME STREQUAL NetBSD)
96 set(CLR_CMAKE_PLATFORM_UNIX 1)
97 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
98 set(CLR_CMAKE_PLATFORM_NETBSD 1)
99 endif(CMAKE_SYSTEM_NAME STREQUAL NetBSD)
101 if(CMAKE_SYSTEM_NAME STREQUAL SunOS)
102 set(CLR_CMAKE_PLATFORM_UNIX 1)
105 OUTPUT_VARIABLE SUNOS_NATIVE_INSTRUCTION_SET
107 if(SUNOS_NATIVE_INSTRUCTION_SET MATCHES "amd64")
108 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
109 set(CMAKE_SYSTEM_PROCESSOR "amd64")
113 set(CLR_CMAKE_PLATFORM_SUNOS 1)
114 endif(CMAKE_SYSTEM_NAME STREQUAL SunOS)
116 #--------------------------------------------
117 # This repo builds two set of binaries
118 # 1. binaries which execute on target arch machine
119 # - for such binaries host architecture & target architecture are same
121 # 2. binaries which execute on host machine but target another architecture
122 # - host architecture is different from target architecture
123 # - eg. crossgen.exe - runs on x64 machine and generates nis targeting arm64
124 # - for complete list of such binaries refer to file crosscomponents.cmake
125 #-------------------------------------------------------------
126 # Set HOST architecture variables
127 if(CLR_CMAKE_PLATFORM_UNIX_ARM)
128 set(CLR_CMAKE_PLATFORM_ARCH_ARM 1)
129 set(CLR_CMAKE_HOST_ARCH "arm")
130 elseif(CLR_CMAKE_PLATFORM_UNIX_ARM64)
131 set(CLR_CMAKE_PLATFORM_ARCH_ARM64 1)
132 set(CLR_CMAKE_HOST_ARCH "arm64")
133 elseif(CLR_CMAKE_PLATFORM_UNIX_AMD64)
134 set(CLR_CMAKE_PLATFORM_ARCH_AMD64 1)
135 set(CLR_CMAKE_HOST_ARCH "x64")
136 elseif(CLR_CMAKE_PLATFORM_UNIX_X86)
137 set(CLR_CMAKE_PLATFORM_ARCH_I386 1)
138 set(CLR_CMAKE_HOST_ARCH "x86")
140 # CLR_CMAKE_HOST_ARCH is passed in as param to cmake
141 if (CLR_CMAKE_HOST_ARCH STREQUAL x64)
142 set(CLR_CMAKE_PLATFORM_ARCH_AMD64 1)
143 elseif(CLR_CMAKE_HOST_ARCH STREQUAL x86)
144 set(CLR_CMAKE_PLATFORM_ARCH_I386 1)
145 elseif(CLR_CMAKE_HOST_ARCH STREQUAL arm)
146 set(CLR_CMAKE_PLATFORM_ARCH_ARM 1)
147 elseif(CLR_CMAKE_HOST_ARCH STREQUAL arm64)
148 set(CLR_CMAKE_PLATFORM_ARCH_ARM64 1)
154 # Set TARGET architecture variables
155 # Target arch will be a cmake param (optional) for both windows as well as non-windows build
156 # if target arch is not specified then host & target are same
157 if(NOT DEFINED CLR_CMAKE_TARGET_ARCH OR CLR_CMAKE_TARGET_ARCH STREQUAL "" )
158 set(CLR_CMAKE_TARGET_ARCH ${CLR_CMAKE_HOST_ARCH})
161 # Set target architecture variables
162 if (CLR_CMAKE_TARGET_ARCH STREQUAL x64)
163 set(CLR_CMAKE_TARGET_ARCH_AMD64 1)
164 elseif(CLR_CMAKE_TARGET_ARCH STREQUAL x86)
165 set(CLR_CMAKE_TARGET_ARCH_I386 1)
166 elseif(CLR_CMAKE_TARGET_ARCH STREQUAL arm64)
167 set(CLR_CMAKE_TARGET_ARCH_ARM64 1)
168 elseif(CLR_CMAKE_TARGET_ARCH STREQUAL arm)
169 set(CLR_CMAKE_TARGET_ARCH_ARM 1)
170 elseif(CLR_CMAKE_TARGET_ARCH STREQUAL armel)
171 set(CLR_CMAKE_TARGET_ARCH_ARM 1)
177 # check if host & target arch combination are valid
178 if(NOT(CLR_CMAKE_TARGET_ARCH STREQUAL CLR_CMAKE_HOST_ARCH))
179 if(NOT((CLR_CMAKE_PLATFORM_ARCH_AMD64 AND CLR_CMAKE_TARGET_ARCH_ARM64) OR (CLR_CMAKE_PLATFORM_ARCH_I386 AND CLR_CMAKE_TARGET_ARCH_ARM) OR (CLR_CMAKE_PLATFORM_ARCH_AMD64 AND CLR_CMAKE_TARGET_ARCH_ARM)))
180 message(FATAL_ERROR "Invalid host and target arch combination")
184 #-----------------------------------------------------
185 # Initialize Cmake compiler flags and other variables
186 #-----------------------------------------------------
189 add_compile_options(/Zi /FC /Zc:strictStrings)
190 elseif (CLR_CMAKE_PLATFORM_UNIX)
191 add_compile_options(-g)
192 add_compile_options(-Wall)
193 if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
194 add_compile_options(-Wno-null-conversion)
196 add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-Werror=conversion-null>)
200 if (CMAKE_CONFIGURATION_TYPES) # multi-configuration generator?
201 set(CMAKE_CONFIGURATION_TYPES "Debug;Checked;Release;RelWithDebInfo" CACHE STRING "" FORCE)
202 endif (CMAKE_CONFIGURATION_TYPES)
204 set(CMAKE_C_FLAGS_CHECKED "")
205 set(CMAKE_CXX_FLAGS_CHECKED "")
206 set(CMAKE_EXE_LINKER_FLAGS_CHECKED "")
207 set(CMAKE_SHARED_LINKER_FLAGS_CHECKED "")
209 set(CMAKE_CXX_STANDARD_LIBRARIES "") # do not link against standard win32 libs i.e. kernel32, uuid, user32, etc.
212 # For multi-configuration toolset (as Visual Studio)
213 # set the different configuration defines.
214 foreach (Config DEBUG CHECKED RELEASE RELWITHDEBINFO)
215 foreach (Definition IN LISTS CLR_DEFINES_${Config}_INIT)
216 set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS $<$<CONFIG:${Config}>:${Definition}>)
217 endforeach (Definition)
220 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /GUARD:CF")
221 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /GUARD:CF")
225 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /MANIFEST:NO") #Do not create Side-by-Side Assembly Manifest
227 if (CLR_CMAKE_PLATFORM_ARCH_ARM)
228 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SUBSYSTEM:WINDOWS,6.02") #windows subsystem - arm minimum is 6.02
229 elseif(CLR_CMAKE_PLATFORM_ARCH_ARM64)
230 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SUBSYSTEM:WINDOWS,6.03") #windows subsystem - arm64 minimum is 6.03
232 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SUBSYSTEM:WINDOWS,6.01") #windows subsystem
235 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /LARGEADDRESSAWARE") # can handle addresses larger than 2 gigabytes
236 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /NXCOMPAT") #Compatible with Data Execution Prevention
237 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /DYNAMICBASE") #Use address space layout randomization
238 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /PDBCOMPRESS") #shrink pdb size
239 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /DEBUG")
240 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /IGNORE:4197,4013,4254,4070,4221")
242 set(CMAKE_STATIC_LINKER_FLAGS "${CMAKE_STATIC_LINKER_FLAGS} /IGNORE:4221")
244 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /DEBUG /PDBCOMPRESS")
245 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /STACK:1572864")
247 # Temporarily disable incremental link due to incremental linking CFG bug crashing crossgen.
248 # See https://github.com/dotnet/coreclr/issues/12592
249 # This has been fixed in VS 2017 Update 5 but we're keeping this around until everyone is off
250 # the versions that have the bug. The bug manifests itself as a bad crash.
251 set(NO_INCREMENTAL_LINKER_FLAGS "/INCREMENTAL:NO")
253 # Debug build specific flags
254 set(CMAKE_SHARED_LINKER_FLAGS_DEBUG "/NOVCFEATURE ${NO_INCREMENTAL_LINKER_FLAGS}")
255 set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${NO_INCREMENTAL_LINKER_FLAGS}")
257 # Checked build specific flags
258 set(CMAKE_SHARED_LINKER_FLAGS_CHECKED "${CMAKE_SHARED_LINKER_FLAGS_CHECKED} /OPT:REF /OPT:NOICF /NOVCFEATURE ${NO_INCREMENTAL_LINKER_FLAGS}")
259 set(CMAKE_STATIC_LINKER_FLAGS_CHECKED "${CMAKE_STATIC_LINKER_FLAGS_CHECKED}")
260 set(CMAKE_EXE_LINKER_FLAGS_CHECKED "${CMAKE_EXE_LINKER_FLAGS_CHECKED} /OPT:REF /OPT:NOICF ${NO_INCREMENTAL_LINKER_FLAGS}")
262 # Release build specific flags
263 set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
264 set(CMAKE_STATIC_LINKER_FLAGS_RELEASE "${CMAKE_STATIC_LINKER_FLAGS_RELEASE} /LTCG")
265 set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
267 # ReleaseWithDebugInfo build specific flags
268 set(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
269 set(CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO} /LTCG")
270 set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
272 # Force uCRT to be dynamically linked for Release build
273 set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")
274 set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")
275 set(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")
276 set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")
278 elseif (CLR_CMAKE_PLATFORM_UNIX)
279 # Set the values to display when interactively configuring CMAKE_BUILD_TYPE
280 set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "DEBUG;CHECKED;RELEASE;RELWITHDEBINFO")
282 # Use uppercase CMAKE_BUILD_TYPE for the string comparisons below
283 string(TOUPPER ${CMAKE_BUILD_TYPE} UPPERCASE_CMAKE_BUILD_TYPE)
285 # For single-configuration toolset
286 # set the different configuration defines.
287 if (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG)
289 set_property(DIRECTORY PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_DEBUG_INIT})
290 elseif (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL CHECKED)
292 set_property(DIRECTORY PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_CHECKED_INIT})
293 elseif (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL RELEASE)
295 set_property(DIRECTORY PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_RELEASE_INIT})
296 elseif (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL RELWITHDEBINFO)
297 # And then RELWITHDEBINFO
298 set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_RELWITHDEBINFO_INIT})
300 message(FATAL_ERROR "Unknown build type! Set CMAKE_BUILD_TYPE to DEBUG, CHECKED, RELEASE, or RELWITHDEBINFO!")
303 if(DEFINED ENV{TIZEN_ASAN_ENVIRONMENT})
304 if (CLR_CMAKE_PLATFORM_UNIX_ARM OR CLR_CMAKE_PLATFORM_UNIX_AMD64)
305 message(STATUS "TIZEN_ASAN_ENVIRONMENT is enabled.")
306 # add definitions to enable ASan support for only external libraries (supported only Tizen)
307 add_definitions(-DTIZEN_ASAN_ENVIRONMENT -DHAS_ADDRESS_SANITIZER)
308 set(TIZEN_ASAN_ENVIRONMENT 1)
310 message(STATUS "TIZEN_ASAN_ENVIRONMENT cannot be enabled. Current arch is not supported.")
314 # set the CLANG sanitizer flags for debug build
315 if(UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG OR UPPERCASE_CMAKE_BUILD_TYPE STREQUAL CHECKED)
316 # obtain settings from running enablesanitizers.sh
317 string(FIND "$ENV{DEBUG_SANITIZERS}" "asan" __ASAN_POS)
318 string(FIND "$ENV{DEBUG_SANITIZERS}" "ubsan" __UBSAN_POS)
319 if ((${__ASAN_POS} GREATER -1) OR (${__UBSAN_POS} GREATER -1))
320 set(CLR_SANITIZE_CXX_FLAGS "${CLR_SANITIZE_CXX_FLAGS} -fsanitize-blacklist=${CMAKE_CURRENT_SOURCE_DIR}/sanitizerblacklist.txt -fsanitize=")
321 set(CLR_SANITIZE_LINK_FLAGS "${CLR_SANITIZE_LINK_FLAGS} -fsanitize=")
322 if (${__ASAN_POS} GREATER -1)
323 set(CLR_SANITIZE_CXX_FLAGS "${CLR_SANITIZE_CXX_FLAGS}address,")
324 set(CLR_SANITIZE_LINK_FLAGS "${CLR_SANITIZE_LINK_FLAGS}address,")
325 add_definitions(-DHAS_ASAN)
326 message("Address Sanitizer (asan) enabled")
328 if (${__UBSAN_POS} GREATER -1)
329 # all sanitizier flags are enabled except alignment (due to heavy use of __unaligned modifier)
330 set(CLR_SANITIZE_CXX_FLAGS "${CLR_SANITIZE_CXX_FLAGS}bool,bounds,enum,float-cast-overflow,float-divide-by-zero,function,integer,nonnull-attribute,null,object-size,return,returns-nonnull-attribute,shift,unreachable,vla-bound,vptr")
331 set(CLR_SANITIZE_LINK_FLAGS "${CLR_SANITIZE_LINK_FLAGS}undefined")
332 message("Undefined Behavior Sanitizer (ubsan) enabled")
335 # -fdata-sections -ffunction-sections: each function has own section instead of one per .o file (needed for --gc-sections)
336 # -fPIC: enable Position Independent Code normally just for shared libraries but required when linking with address sanitizer
337 # -O1: optimization level used instead of -O0 to avoid compile error "invalid operand for inline asm constraint"
338 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${CLR_SANITIZE_CXX_FLAGS} -fdata-sections -ffunction-sections -fPIC -O1")
339 set(CMAKE_CXX_FLAGS_CHECKED "${CMAKE_CXX_FLAGS_CHECKED} ${CLR_SANITIZE_CXX_FLAGS} -fdata-sections -ffunction-sections -fPIC -O1")
341 set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${CLR_SANITIZE_LINK_FLAGS}")
342 set(CMAKE_EXE_LINKER_FLAGS_CHECKED "${CMAKE_EXE_LINKER_FLAGS_CHECKED} ${CLR_SANITIZE_LINK_FLAGS}")
344 # -Wl and --gc-sections: drop unused sections\functions (similar to Windows /Gy function-level-linking)
345 set(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} ${CLR_SANITIZE_LINK_FLAGS} -Wl,--gc-sections")
346 set(CMAKE_SHARED_LINKER_FLAGS_CHECKED "${CMAKE_SHARED_LINKER_FLAGS_CHECKED} ${CLR_SANITIZE_LINK_FLAGS} -Wl,--gc-sections")
348 endif(UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG OR UPPERCASE_CMAKE_BUILD_TYPE STREQUAL CHECKED)
351 # CLR_ADDITIONAL_LINKER_FLAGS - used for passing additional arguments to linker
352 # CLR_ADDITIONAL_COMPILER_OPTIONS - used for passing additional arguments to compiler
355 # ./build-native.sh cmakeargs "-DCLR_ADDITIONAL_COMPILER_OPTIONS=<...>" cmakeargs "-DCLR_ADDITIONAL_LINKER_FLAGS=<...>"
357 if(CLR_CMAKE_PLATFORM_UNIX)
358 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${CLR_ADDITIONAL_LINKER_FLAGS}")
359 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${CLR_ADDITIONAL_LINKER_FLAGS}" )
360 endif(CLR_CMAKE_PLATFORM_UNIX)
362 if(CLR_CMAKE_PLATFORM_LINUX)
363 set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -Wa,--noexecstack")
364 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--build-id=sha1")
365 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--build-id=sha1")
366 endif(CLR_CMAKE_PLATFORM_LINUX)
367 if(CLR_CMAKE_PLATFORM_FREEBSD)
368 set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -Wa,--noexecstack")
369 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fuse-ld=lld -Xlinker --build-id=sha1")
370 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=lld -Xlinker --build-id=sha1")
371 endif(CLR_CMAKE_PLATFORM_FREEBSD)
373 #------------------------------------
374 # Definitions (for platform)
375 #-----------------------------------
376 if (CLR_CMAKE_PLATFORM_ARCH_AMD64)
377 add_definitions(-D_AMD64_)
378 add_definitions(-D_WIN64)
379 add_definitions(-DAMD64)
380 add_definitions(-DBIT64)
381 elseif (CLR_CMAKE_PLATFORM_ARCH_I386)
382 add_definitions(-D_X86_)
383 elseif (CLR_CMAKE_PLATFORM_ARCH_ARM)
384 add_definitions(-D_ARM_)
385 add_definitions(-DARM)
386 elseif (CLR_CMAKE_PLATFORM_ARCH_ARM64)
387 add_definitions(-D_ARM64_)
388 add_definitions(-DARM64)
389 add_definitions(-D_WIN64)
390 add_definitions(-DBIT64)
395 if (CLR_CMAKE_PLATFORM_UNIX)
396 if(CLR_CMAKE_PLATFORM_LINUX)
397 if(CLR_CMAKE_PLATFORM_UNIX_AMD64)
398 message("Detected Linux x86_64")
399 add_definitions(-DLINUX64)
400 elseif(CLR_CMAKE_PLATFORM_UNIX_ARM)
401 message("Detected Linux ARM")
402 add_definitions(-DLINUX32)
403 elseif(CLR_CMAKE_PLATFORM_UNIX_ARM64)
404 message("Detected Linux ARM64")
405 add_definitions(-DLINUX64)
406 elseif(CLR_CMAKE_PLATFORM_UNIX_X86)
407 message("Detected Linux i686")
408 add_definitions(-DLINUX32)
412 endif(CLR_CMAKE_PLATFORM_LINUX)
413 endif(CLR_CMAKE_PLATFORM_UNIX)
415 if (CLR_CMAKE_PLATFORM_UNIX)
416 add_definitions(-DPLATFORM_UNIX)
418 if(CLR_CMAKE_PLATFORM_DARWIN)
419 message("Detected OSX x86_64")
420 endif(CLR_CMAKE_PLATFORM_DARWIN)
422 if(CLR_CMAKE_PLATFORM_FREEBSD)
423 message("Detected FreeBSD amd64")
424 endif(CLR_CMAKE_PLATFORM_FREEBSD)
426 if(CLR_CMAKE_PLATFORM_NETBSD)
427 message("Detected NetBSD amd64")
428 endif(CLR_CMAKE_PLATFORM_NETBSD)
429 endif(CLR_CMAKE_PLATFORM_UNIX)
432 add_definitions(-DPLATFORM_WINDOWS)
434 # Define the CRT lib references that link into Desktop imports
435 set(STATIC_MT_CRT_LIB "libcmt$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
436 set(STATIC_MT_VCRT_LIB "libvcruntime$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
437 set(STATIC_MT_CPP_LIB "libcpmt$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
440 # Architecture specific files folder name
441 if (CLR_CMAKE_TARGET_ARCH_AMD64)
442 set(ARCH_SOURCES_DIR amd64)
443 elseif (CLR_CMAKE_TARGET_ARCH_ARM64)
444 set(ARCH_SOURCES_DIR arm64)
445 elseif (CLR_CMAKE_TARGET_ARCH_ARM)
446 set(ARCH_SOURCES_DIR arm)
447 elseif (CLR_CMAKE_TARGET_ARCH_I386)
448 set(ARCH_SOURCES_DIR i386)
453 #--------------------------------------
455 #--------------------------------------
456 if (CLR_CMAKE_PLATFORM_UNIX)
457 # Disable frame pointer optimizations so profilers can get better call stacks
458 add_compile_options(-fno-omit-frame-pointer)
460 # The -fms-extensions enable the stuff like __if_exists, __declspec(uuid()), etc.
461 add_compile_options(-fms-extensions )
462 #-fms-compatibility Enable full Microsoft Visual C++ compatibility
463 #-fms-extensions Accept some non-standard constructs supported by the Microsoft compiler
465 # Make signed arithmetic overflow of addition, subtraction, and multiplication wrap around
466 # using twos-complement representation (this is normally undefined according to the C++ spec).
467 add_compile_options(-fwrapv)
469 if(CLR_CMAKE_PLATFORM_DARWIN)
470 # We cannot enable "stack-protector-strong" on OS X due to a bug in clang compiler (current version 7.0.2)
471 add_compile_options(-fstack-protector)
473 add_compile_options(-fstack-protector-strong)
474 endif(CLR_CMAKE_PLATFORM_DARWIN)
476 # Contracts are disabled on UNIX.
477 add_definitions(-DDISABLE_CONTRACTS)
479 if (CLR_CMAKE_WARNINGS_ARE_ERRORS)
480 # All warnings that are not explicitly disabled are reported as errors
481 add_compile_options(-Werror)
482 endif(CLR_CMAKE_WARNINGS_ARE_ERRORS)
484 # Disabled common warnings
485 add_compile_options(-Wno-unused-variable)
486 add_compile_options(-Wno-unused-value)
487 add_compile_options(-Wno-unused-function)
489 #These seem to indicate real issues
490 add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-Wno-invalid-offsetof>)
492 if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
493 # The -ferror-limit is helpful during the porting, it makes sure the compiler doesn't stop
494 # after hitting just about 20 errors.
495 add_compile_options(-ferror-limit=4096)
498 add_compile_options(-Wno-unused-private-field)
499 # Explicit constructor calls are not supported by clang (this->ClassName::ClassName())
500 add_compile_options(-Wno-microsoft)
501 # This warning is caused by comparing 'this' to NULL
502 add_compile_options(-Wno-tautological-compare)
503 # There are constants of type BOOL used in a condition. But BOOL is defined as int
504 # and so the compiler thinks that there is a mistake.
505 add_compile_options(-Wno-constant-logical-operand)
506 # We use pshpack1/2/4/8.h and poppack.h headers to set and restore packing. However
507 # clang 6.0 complains when the packing change lifetime is not contained within
509 add_compile_options(-Wno-pragma-pack)
511 add_compile_options(-Wno-unknown-warning-option)
513 # The following warning indicates that an attribute __attribute__((__ms_struct__)) was applied
514 # to a struct or a class that has virtual members or a base class. In that case, clang
515 # may not generate the same object layout as MSVC.
516 add_compile_options(-Wno-incompatible-ms-struct)
517 # Do not convert a #warning into an #error
518 add_compile_options("-Wno-error=#warnings")
520 add_compile_options(-Wno-unused-variable)
521 add_compile_options(-Wno-unused-but-set-variable)
522 add_compile_options(-fms-extensions)
523 add_compile_options(-Wno-unknown-pragmas)
524 # Do not convert a #warning into an #error
525 add_compile_options(-Wno-error=cpp)
526 if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0)
527 add_compile_options(-Wno-nonnull-compare)
529 if (COMPILER_SUPPORTS_F_ALIGNED_NEW)
530 add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-faligned-new>)
534 # Some architectures (e.g., ARM) assume char type is unsigned while CoreCLR assumes char is signed
535 # as x64 does. It has been causing issues in ARM (https://github.com/dotnet/coreclr/issues/4746)
536 add_compile_options(-fsigned-char)
538 # We mark the function which needs exporting with DLLEXPORT
539 add_compile_options(-fvisibility=hidden)
541 # Specify the minimum supported version of macOS
542 if(CLR_CMAKE_PLATFORM_DARWIN)
543 set(MACOS_VERSION_MIN_FLAGS "-mmacosx-version-min=10.12")
544 add_compile_options("${MACOS_VERSION_MIN_FLAGS}")
545 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MACOS_VERSION_MIN_FLAGS}")
546 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${MACOS_VERSION_MIN_FLAGS}")
547 endif(CLR_CMAKE_PLATFORM_DARWIN)
548 endif(CLR_CMAKE_PLATFORM_UNIX)
550 if(CLR_CMAKE_PLATFORM_UNIX_ARM)
551 # Because we don't use CMAKE_C_COMPILER/CMAKE_CXX_COMPILER to use clang
552 # we have to set the triple by adding a compiler argument
553 add_compile_options(-mthumb)
554 add_compile_options(-mfpu=vfpv3)
556 add_definitions(-DARM_SOFTFP)
557 add_compile_options(-mfloat-abi=softfp)
558 if("$ENV{__DistroRid}" MATCHES "tizen.*")
559 add_compile_options(-target armv7l-tizen-linux-gnueabi)
561 add_compile_options(-march=armv7-a)
564 add_compile_options(-march=armv7-a)
566 endif(CLR_CMAKE_PLATFORM_UNIX_ARM)
568 if(CLR_CMAKE_PLATFORM_UNIX)
569 add_compile_options(${CLR_ADDITIONAL_COMPILER_OPTIONS})
570 endif(CLR_CMAKE_PLATFORM_UNIX)
573 # Compile options for targeting windows
575 # The following options are set by the razzle build
576 add_compile_options(/TP) # compile all files as C++
577 add_compile_options(/d2Zi+) # make optimized builds debugging easier
578 add_compile_options(/nologo) # Suppress Startup Banner
579 add_compile_options(/W3) # set warning level to 3
580 add_compile_options(/WX) # treat warnings as errors
581 add_compile_options(/Oi) # enable intrinsics
582 add_compile_options(/Oy-) # disable suppressing of the creation of frame pointers on the call stack for quicker function calls
583 add_compile_options(/U_MT) # undefine the predefined _MT macro
584 add_compile_options(/GF) # enable read-only string pooling
585 add_compile_options(/Gm-) # disable minimal rebuild
586 add_compile_options(/EHa) # enable C++ EH (w/ SEH exceptions)
587 add_compile_options(/Zp8) # pack structs on 8-byte boundary
588 add_compile_options(/Gy) # separate functions for linker
589 add_compile_options(/Zc:wchar_t-) # C++ language conformance: wchar_t is NOT the native type, but a typedef
590 add_compile_options(/Zc:forScope) # C++ language conformance: enforce Standard C++ for scoping rules
591 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-") # disable C++ RTTI
592 add_compile_options(/FC) # use full pathnames in diagnostics
593 add_compile_options(/MP) # Build with Multiple Processes (number of processes equal to the number of processors)
594 add_compile_options(/GS) # Buffer Security Check
595 add_compile_options(/Zm200) # Specify Precompiled Header Memory Allocation Limit of 150MB
596 add_compile_options(/wd4960 /wd4961 /wd4603 /wd4627 /wd4838 /wd4456 /wd4457 /wd4458 /wd4459 /wd4091 /we4640)
597 add_compile_options(/Zi) # enable debugging information
598 add_compile_options(/ZH:SHA_256) # use SHA256 for generating hashes of compiler processed source files.
599 add_compile_options(/source-charset:utf-8) # Force MSVC to compile source as UTF-8.
601 if (CLR_CMAKE_PLATFORM_ARCH_I386)
602 add_compile_options(/Gz)
603 endif (CLR_CMAKE_PLATFORM_ARCH_I386)
605 add_compile_options($<$<OR:$<CONFIG:Release>,$<CONFIG:Relwithdebinfo>>:/GL>)
606 add_compile_options($<$<OR:$<OR:$<CONFIG:Release>,$<CONFIG:Relwithdebinfo>>,$<CONFIG:Checked>>:/O1>)
608 if (CLR_CMAKE_PLATFORM_ARCH_AMD64)
609 # The generator expression in the following command means that the /homeparams option is added only for debug builds
610 add_compile_options($<$<CONFIG:Debug>:/homeparams>) # Force parameters passed in registers to be written to the stack
611 endif (CLR_CMAKE_PLATFORM_ARCH_AMD64)
613 # enable control-flow-guard support for native components for non-Arm64 builds
614 # Added using variables instead of add_compile_options to let individual projects override it
615 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /guard:cf")
616 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /guard:cf")
618 # Statically linked CRT (libcmt[d].lib, libvcruntime[d].lib and libucrt[d].lib) by default. This is done to avoid
619 # linking in VCRUNTIME140.DLL for a simplified xcopy experience by reducing the dependency on VC REDIST.
621 # For Release builds, we shall dynamically link into uCRT [ucrtbase.dll] (which is pushed down as a Windows Update on downlevel OS) but
622 # wont do the same for debug/checked builds since ucrtbased.dll is not redistributable and Debug/Checked builds are not
623 # production-time scenarios.
624 add_compile_options($<$<OR:$<CONFIG:Release>,$<CONFIG:Relwithdebinfo>>:/MT>)
625 add_compile_options($<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:/MTd>)
627 set(CMAKE_ASM_MASM_FLAGS "${CMAKE_ASM_MASM_FLAGS} /ZH:SHA_256")
629 if (CLR_CMAKE_TARGET_ARCH_ARM OR CLR_CMAKE_TARGET_ARCH_ARM64)
630 # Contracts work too slow on ARM/ARM64 DEBUG/CHECKED.
631 add_definitions(-DDISABLE_CONTRACTS)
632 endif (CLR_CMAKE_TARGET_ARCH_ARM OR CLR_CMAKE_TARGET_ARCH_ARM64)
636 if(CLR_CMAKE_ENABLE_CODE_COVERAGE)
638 if(CLR_CMAKE_PLATFORM_UNIX)
639 string(TOUPPER ${CMAKE_BUILD_TYPE} UPPERCASE_CMAKE_BUILD_TYPE)
640 if(NOT UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG)
641 message( WARNING "Code coverage results with an optimised (non-Debug) build may be misleading" )
642 endif(NOT UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG)
644 add_compile_options(-fprofile-arcs)
645 add_compile_options(-ftest-coverage)
646 set(CLANG_COVERAGE_LINK_FLAGS "--coverage")
647 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${CLANG_COVERAGE_LINK_FLAGS}")
648 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${CLANG_COVERAGE_LINK_FLAGS}")
650 message(FATAL_ERROR "Code coverage builds not supported on current platform")
651 endif(CLR_CMAKE_PLATFORM_UNIX)
653 endif(CLR_CMAKE_ENABLE_CODE_COVERAGE)