Merge pull request #12142 from BruceForstall/ReduceNoway
[platform/upstream/coreclr.git] / CMakeLists.txt
1 # Require at least version 2.8.12 of CMake
2 cmake_minimum_required(VERSION 2.8.12)
3
4 if(CMAKE_VERSION VERSION_EQUAL 3.0 OR CMAKE_VERSION VERSION_GREATER 3.0)
5     cmake_policy(SET CMP0042 NEW)
6 endif()
7
8 # Set the project name
9 project(CoreCLR)
10
11 # Include cmake functions
12 include(functions.cmake)
13
14 # Include global configure settings
15 include(configure.cmake)
16
17 if (WIN32)
18   message(STATUS "VS_PLATFORM_TOOLSET is ${CMAKE_VS_PLATFORM_TOOLSET}")
19   message(STATUS "VS_PLATFORM_NAME is ${CMAKE_VS_PLATFORM_NAME}")
20 endif (WIN32)
21
22 # Set commonly used directory names
23 set(CLR_DIR ${CMAKE_CURRENT_SOURCE_DIR})
24 set(VM_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src/vm)
25 set(GENERATED_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/src/inc)
26 set(VERSION_FILE_PATH "${CMAKE_BINARY_DIR}/version.cpp")
27
28 set(CORECLR_SET_RPATH ON)
29 if(CORECLR_SET_RPATH)
30     # Enable @rpath support for shared libraries.
31     set(MACOSX_RPATH ON)
32 endif(CORECLR_SET_RPATH)
33
34 OPTION(CLR_CMAKE_ENABLE_CODE_COVERAGE "Enable code coverage" OFF)
35 OPTION(CLR_CMAKE_WARNINGS_ARE_ERRORS "Warnings are errors" ON)
36
37 # Ensure that python is present
38 find_program(PYTHON python)
39 if (PYTHON STREQUAL "PYTHON-NOTFOUND")
40     message(FATAL_ERROR "PYTHON not found: Please install Python 2.7.9 or later from https://www.python.org/downloads/")
41 endif()
42
43 # Ensure other tools are present
44 if (WIN32)
45     if(CLR_CMAKE_HOST_ARCH STREQUAL arm)
46       
47       # Confirm that Windows SDK is present
48       if(NOT DEFINED CMAKE_VS_WINDOWS_TARGET_PLATFORM_VERSION OR CMAKE_VS_WINDOWS_TARGET_PLATFORM_VERSION STREQUAL "" )
49               message(FATAL_ERROR "Windows SDK is required for the Arm32 build.")
50       else()
51               message("Using Windows SDK version ${CMAKE_VS_WINDOWS_TARGET_PLATFORM_VERSION}")
52       endif()
53
54       # Explicitly specify the assembler to be used for Arm32 compile
55       file(TO_CMAKE_PATH "$ENV{VCINSTALLDIR}\\bin\\x86_arm\\armasm.exe" CMAKE_ASM_COMPILER)
56
57       set(CMAKE_ASM_MASM_COMPILER ${CMAKE_ASM_COMPILER})
58       message("CMAKE_ASM_MASM_COMPILER explicitly set to: ${CMAKE_ASM_MASM_COMPILER}") 
59       
60       # Enable generic assembly compilation to avoid CMake generate VS proj files that explicitly
61       # use ml[64].exe as the assembler.
62       enable_language(ASM)
63     else()
64       enable_language(ASM_MASM)
65     endif()
66
67     # Ensure that MC is present
68     find_program(MC mc)
69     if (MC STREQUAL "MC-NOTFOUND")
70         message(FATAL_ERROR "MC not found")
71     endif()
72
73     if (CLR_CMAKE_HOST_ARCH STREQUAL arm64)
74       # CMAKE_CXX_COMPILER will default to the compiler installed with 
75       # Visual studio. Overwrite it to the compiler on the path. 
76       # TODO, remove when cmake generator supports Arm64 as a target.  
77       find_program(PATH_CXX_COMPILER cl) 
78       set(CMAKE_CXX_COMPILER ${PATH_CXX_COMPILER})  
79       message("Overwriting the CMAKE_CXX_COMPILER.") 
80       message(CMAKE_CXX_COMPILER found:${CMAKE_CXX_COMPILER}) 
81     endif()
82
83 else (WIN32)
84     enable_language(ASM)
85
86     # Ensure that awk is present
87     find_program(AWK awk)
88     if (AWK STREQUAL "AWK-NOTFOUND")
89         message(FATAL_ERROR "AWK not found")
90     endif()
91  
92     if (CMAKE_SYSTEM_NAME STREQUAL Darwin)
93
94       # Ensure that dsymutil and strip are present
95       find_program(DSYMUTIL dsymutil)
96       if (DSYMUTIL STREQUAL "DSYMUTIL-NOTFOUND")
97           message(FATAL_ERROR "dsymutil not found")
98       endif()
99
100       find_program(STRIP strip)
101       if (STRIP STREQUAL "STRIP-NOTFOUND")
102           message(FATAL_ERROR "strip not found")
103       endif()
104
105     else (CMAKE_SYSTEM_NAME STREQUAL Darwin)
106
107       # Ensure that objcopy is present
108       if (CLR_UNIX_CROSS_BUILD AND NOT DEFINED CLR_CROSS_COMPONENTS_BUILD)
109         if (CMAKE_SYSTEM_PROCESSOR STREQUAL armv7l OR CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64 OR CMAKE_SYSTEM_PROCESSOR STREQUAL arm)
110           find_program(OBJCOPY ${TOOLCHAIN}-objcopy)
111         elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL i686)
112           find_program(OBJCOPY objcopy)
113         else()
114           clr_unknown_arch()
115         endif()
116       else()
117         find_program(OBJCOPY objcopy)
118       endif()
119
120       if (OBJCOPY STREQUAL "OBJCOPY-NOTFOUND")
121           message(FATAL_ERROR "objcopy not found")
122       endif()
123
124     endif (CMAKE_SYSTEM_NAME STREQUAL Darwin)
125 endif(WIN32)
126
127 #----------------------------------------
128 # Detect and set platform variable names
129 #     - for non-windows build platform & architecture is detected using inbuilt CMAKE variables and cross target component configure
130 #     - for windows we use the passed in parameter to CMAKE to determine build arch
131 #----------------------------------------
132 if(CMAKE_SYSTEM_NAME STREQUAL Linux)
133     set(CLR_CMAKE_PLATFORM_UNIX 1)
134     if(CLR_CROSS_COMPONENTS_BUILD)
135         # CMAKE_HOST_SYSTEM_PROCESSOR returns the value of `uname -p` on host.
136         if(CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL x86_64 OR CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL amd64)
137             if(CLR_CMAKE_TARGET_ARCH STREQUAL "arm")
138                 set(CLR_CMAKE_PLATFORM_UNIX_X86 1)
139             else()
140                 set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
141             endif()
142         elseif(CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL i686)
143             set(CLR_CMAKE_PLATFORM_UNIX_X86 1)
144         else()
145             clr_unknown_arch()
146         endif()
147     else()
148         # CMAKE_SYSTEM_PROCESSOR returns the value of `uname -p` on target.
149         # For the AMD/Intel 64bit architecure two different strings are common.
150         # Linux and Darwin identify it as "x86_64" while FreeBSD and netbsd uses the
151         # "amd64" string. Accept either of the two here.
152         if(CMAKE_SYSTEM_PROCESSOR STREQUAL x86_64 OR CMAKE_SYSTEM_PROCESSOR STREQUAL amd64)
153             set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
154         elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL armv7l)
155             set(CLR_CMAKE_PLATFORM_UNIX_ARM 1)
156         elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL arm)
157             set(CLR_CMAKE_PLATFORM_UNIX_ARM 1)
158         elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
159             set(CLR_CMAKE_PLATFORM_UNIX_ARM64 1)
160         elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL i686)
161             set(CLR_CMAKE_PLATFORM_UNIX_X86 1)
162         else()
163             clr_unknown_arch()
164         endif()
165     endif()
166     set(CLR_CMAKE_PLATFORM_LINUX 1)
167
168     # Detect Linux ID
169     if(DEFINED CLR_CMAKE_LINUX_ID)
170         if(CLR_CMAKE_LINUX_ID STREQUAL ubuntu)
171             set(CLR_CMAKE_TARGET_UBUNTU_LINUX 1)
172         elseif(CLR_CMAKE_LINUX_ID STREQUAL tizen)
173             set(CLR_CMAKE_TARGET_TIZEN_LINUX 1)
174         elseif(CLR_CMAKE_LINUX_ID STREQUAL alpine)
175             set(CLR_CMAKE_PLATFORM_ALPINE_LINUX 1)
176         endif()
177         if(CLR_CMAKE_LINUX_ID STREQUAL ubuntu)
178             set(CLR_CMAKE_PLATFORM_UBUNTU_LINUX 1)
179         endif()
180     endif(DEFINED CLR_CMAKE_LINUX_ID)
181 endif(CMAKE_SYSTEM_NAME STREQUAL Linux)
182
183 if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
184   set(CLR_CMAKE_PLATFORM_UNIX 1)
185   set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
186   set(CLR_CMAKE_PLATFORM_DARWIN 1)
187   if(CMAKE_VERSION VERSION_LESS "3.4.0")
188     set(CMAKE_ASM_COMPILE_OBJECT "${CMAKE_C_COMPILER} <FLAGS> <DEFINES> -o <OBJECT> -c <SOURCE>")
189   else()
190     set(CMAKE_ASM_COMPILE_OBJECT "${CMAKE_C_COMPILER} <FLAGS> <DEFINES> <INCLUDES> -o <OBJECT> -c <SOURCE>")
191   endif(CMAKE_VERSION VERSION_LESS "3.4.0")
192 endif(CMAKE_SYSTEM_NAME STREQUAL Darwin)
193
194 if(CMAKE_SYSTEM_NAME STREQUAL FreeBSD)
195   set(CLR_CMAKE_PLATFORM_UNIX 1)
196   set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
197   set(CLR_CMAKE_PLATFORM_FREEBSD 1)
198 endif(CMAKE_SYSTEM_NAME STREQUAL FreeBSD)
199
200 if(CMAKE_SYSTEM_NAME STREQUAL OpenBSD)
201   set(CLR_CMAKE_PLATFORM_UNIX 1)
202   set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
203   set(CLR_CMAKE_PLATFORM_OPENBSD 1)
204 endif(CMAKE_SYSTEM_NAME STREQUAL OpenBSD)
205
206 if(CMAKE_SYSTEM_NAME STREQUAL NetBSD)
207   set(CLR_CMAKE_PLATFORM_UNIX 1)
208   set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
209   set(CLR_CMAKE_PLATFORM_NETBSD 1)
210 endif(CMAKE_SYSTEM_NAME STREQUAL NetBSD)
211
212 if(CMAKE_SYSTEM_NAME STREQUAL SunOS)
213   set(CLR_CMAKE_PLATFORM_UNIX 1)
214   EXECUTE_PROCESS(
215     COMMAND isainfo -n
216     OUTPUT_VARIABLE SUNOS_NATIVE_INSTRUCTION_SET
217     )
218   if(SUNOS_NATIVE_INSTRUCTION_SET MATCHES "amd64")
219     set(CLR_CMAKE_PLATFORM_UNIX_AMD64 1)
220     set(CMAKE_SYSTEM_PROCESSOR "amd64")
221   else()
222     clr_unknown_arch()
223   endif()
224   set(CLR_CMAKE_PLATFORM_SUNOS 1)
225 endif(CMAKE_SYSTEM_NAME STREQUAL SunOS)
226
227 #--------------------------------------------
228 # This repo builds two set of binaries
229 # 1. binaries which execute on target arch machine
230 #        - for such binaries host architecture & target architecture are same
231 #        - eg. coreclr.dll
232 # 2. binaries which execute on host machine but target another architecture
233 #        - host architecture is different from target architecture
234 #        - eg. crossgen.exe - runs on x64 machine and generates nis targeting arm64
235 #        - for complete list of such binaries refer to file crosscomponents.cmake
236 #-------------------------------------------------------------
237 # Set HOST architecture variables
238 if(CLR_CMAKE_PLATFORM_UNIX_ARM)
239     set(CLR_CMAKE_PLATFORM_ARCH_ARM 1)
240     set(CLR_CMAKE_HOST_ARCH "arm")
241 elseif(CLR_CMAKE_PLATFORM_UNIX_ARM64)
242     set(CLR_CMAKE_PLATFORM_ARCH_ARM64 1)
243     set(CLR_CMAKE_HOST_ARCH "arm64")
244 elseif(CLR_CMAKE_PLATFORM_UNIX_AMD64)
245     set(CLR_CMAKE_PLATFORM_ARCH_AMD64 1)
246     set(CLR_CMAKE_HOST_ARCH "x64")
247 elseif(CLR_CMAKE_PLATFORM_UNIX_X86)
248     set(CLR_CMAKE_PLATFORM_ARCH_I386 1)
249     set(CLR_CMAKE_HOST_ARCH "x86")
250 elseif(WIN32)
251     # CLR_CMAKE_HOST_ARCH is passed in as param to cmake
252     if (CLR_CMAKE_HOST_ARCH STREQUAL x64)
253         set(CLR_CMAKE_PLATFORM_ARCH_AMD64 1)
254     elseif(CLR_CMAKE_HOST_ARCH STREQUAL x86)
255         set(CLR_CMAKE_PLATFORM_ARCH_I386 1)
256     elseif(CLR_CMAKE_HOST_ARCH STREQUAL arm)
257         set(CLR_CMAKE_PLATFORM_ARCH_ARM 1)
258     elseif(CLR_CMAKE_HOST_ARCH STREQUAL arm64)
259         set(CLR_CMAKE_PLATFORM_ARCH_ARM64 1)
260     else()
261         clr_unknown_arch()
262     endif()
263 endif()
264
265 # Set TARGET architecture variables
266 # Target arch will be a cmake param (optional) for both windows as well as non-windows build
267 # if target arch is not specified then host & target are same
268 if(NOT DEFINED CLR_CMAKE_TARGET_ARCH OR CLR_CMAKE_TARGET_ARCH STREQUAL "" )
269   set(CLR_CMAKE_TARGET_ARCH ${CLR_CMAKE_HOST_ARCH})
270 endif()
271
272 # Set target architecture variables
273 if (CLR_CMAKE_TARGET_ARCH STREQUAL x64)
274     set(CLR_CMAKE_TARGET_ARCH_AMD64 1)
275   elseif(CLR_CMAKE_TARGET_ARCH STREQUAL x86)
276     set(CLR_CMAKE_TARGET_ARCH_I386 1)
277   elseif(CLR_CMAKE_TARGET_ARCH STREQUAL arm64)
278     set(CLR_CMAKE_TARGET_ARCH_ARM64 1)
279   elseif(CLR_CMAKE_TARGET_ARCH STREQUAL arm)
280     set(CLR_CMAKE_TARGET_ARCH_ARM 1)
281   else()
282     clr_unknown_arch()
283 endif()
284
285 # check if host & target arch combination are valid
286 if(NOT(CLR_CMAKE_TARGET_ARCH STREQUAL CLR_CMAKE_HOST_ARCH))
287     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)))
288         message(FATAL_ERROR "Invalid host and target arch combination")
289     endif()
290 endif()
291
292 #-----------------------------------------------------
293 # Initialize Cmake compiler flags and other variables
294 #-----------------------------------------------------
295
296 if (CMAKE_CONFIGURATION_TYPES) # multi-configuration generator?
297     set(CMAKE_CONFIGURATION_TYPES "Debug;Checked;Release;RelWithDebInfo" CACHE STRING "" FORCE)
298 endif (CMAKE_CONFIGURATION_TYPES)
299
300 set(CMAKE_C_FLAGS_CHECKED ${CLR_C_FLAGS_CHECKED_INIT} CACHE STRING "Flags used by the compiler during checked builds.")
301 set(CMAKE_CXX_FLAGS_CHECKED ${CLR_CXX_FLAGS_CHECKED_INIT} CACHE STRING "Flags used by the compiler during checked builds.")
302 set(CMAKE_EXE_LINKER_FLAGS_CHECKED "")
303 set(CMAKE_SHARED_LINKER_FLAGS_CHECKED "")
304
305 set(CMAKE_CXX_STANDARD_LIBRARIES "") # do not link against standard win32 libs i.e. kernel32, uuid, user32, etc.
306
307 if (WIN32)
308   # For multi-configuration toolset (as Visual Studio)
309   # set the different configuration defines.
310   foreach (Config DEBUG CHECKED RELEASE RELWITHDEBINFO)
311     foreach (Definition IN LISTS CLR_DEFINES_${Config}_INIT)
312       set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS $<$<CONFIG:${Config}>:${Definition}>)
313     endforeach (Definition)
314   endforeach (Config)
315
316   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /guard:cf")
317   set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /guard:cf")
318
319   # Linker flags
320   #
321   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /MANIFEST:NO") #Do not create Side-by-Side Assembly Manifest
322
323   if (CLR_CMAKE_PLATFORM_ARCH_ARM)
324     set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SUBSYSTEM:WINDOWS,6.02") #windows subsystem - arm minimum is 6.02  
325   elseif(CLR_CMAKE_PLATFORM_ARCH_ARM64)
326     set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SUBSYSTEM:WINDOWS,6.03") #windows subsystem - arm64 minimum is 6.03  
327   else ()
328     set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SUBSYSTEM:WINDOWS,6.01") #windows subsystem
329   endif ()
330     
331   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /LARGEADDRESSAWARE") # can handle addresses larger than 2 gigabytes
332   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /NXCOMPAT") #Compatible with Data Execution Prevention
333   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /DYNAMICBASE") #Use address space layout randomization
334   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /PDBCOMPRESS") #shrink pdb size
335   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /DEBUG")
336   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /IGNORE:4197,4013,4254,4070,4221")
337
338   set(CMAKE_STATIC_LINKER_FLAGS "${CMAKE_STATIC_LINKER_FLAGS} /IGNORE:4221")
339
340   set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /DEBUG /PDBCOMPRESS")
341   set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /STACK:1572864")
342
343   # Debug build specific flags
344   set(CMAKE_SHARED_LINKER_FLAGS_DEBUG "/NOVCFEATURE ${NO_INCREMENTAL_LINKER_FLAGS}")
345   set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${NO_INCREMENTAL_LINKER_FLAGS}")
346
347   # Checked build specific flags
348   set(CMAKE_SHARED_LINKER_FLAGS_CHECKED "${CMAKE_SHARED_LINKER_FLAGS_CHECKED} /OPT:REF /OPT:NOICF /NOVCFEATURE ${NO_INCREMENTAL_LINKER_FLAGS}")
349   set(CMAKE_STATIC_LINKER_FLAGS_CHECKED "${CMAKE_STATIC_LINKER_FLAGS_CHECKED}")
350   set(CMAKE_EXE_LINKER_FLAGS_CHECKED "${CMAKE_EXE_LINKER_FLAGS_CHECKED} /OPT:REF /OPT:NOICF ${NO_INCREMENTAL_LINKER_FLAGS}")
351
352   # Release build specific flags
353   set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
354   set(CMAKE_STATIC_LINKER_FLAGS_RELEASE "${CMAKE_STATIC_LINKER_FLAGS_RELEASE} /LTCG")
355   set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
356
357   # ReleaseWithDebugInfo build specific flags
358   set(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
359   set(CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO} /LTCG")
360   set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /LTCG /OPT:REF /OPT:ICF ${NO_INCREMENTAL_LINKER_FLAGS}")
361
362   # Temporary until cmake has VS generators for arm64
363   if(CLR_CMAKE_PLATFORM_ARCH_ARM64)
364     set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /machine:arm64")
365     set(CMAKE_STATIC_LINKER_FLAGS "${CMAKE_STATIC_LINKER_FLAGS} /machine:arm64")
366     set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /machine:arm64")
367   endif(CLR_CMAKE_PLATFORM_ARCH_ARM64)
368
369   # Force uCRT to be dynamically linked for Release build  
370   set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")  
371   set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")  
372   set(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")  
373   set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")  
374
375 elseif (CLR_CMAKE_PLATFORM_UNIX)
376   # Set the values to display when interactively configuring CMAKE_BUILD_TYPE
377   set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "DEBUG;CHECKED;RELEASE;RELWITHDEBINFO")
378
379   # Use uppercase CMAKE_BUILD_TYPE for the string comparisons below
380   string(TOUPPER ${CMAKE_BUILD_TYPE} UPPERCASE_CMAKE_BUILD_TYPE)
381
382   # For single-configuration toolset
383   # set the different configuration defines.
384   if (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG)
385     # First DEBUG
386     set_property(DIRECTORY  PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_DEBUG_INIT})
387   elseif (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL CHECKED)
388     # Then CHECKED
389     set_property(DIRECTORY PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_CHECKED_INIT})
390   elseif (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL RELEASE)
391     # Then RELEASE
392     set_property(DIRECTORY PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_RELEASE_INIT})
393   elseif (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL RELWITHDEBINFO)
394     # And then RELWITHDEBINFO
395     set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS ${CLR_DEFINES_RELWITHDEBINFO_INIT})
396   else ()
397     message(FATAL_ERROR "Unknown build type! Set CMAKE_BUILD_TYPE to DEBUG, CHECKED, RELEASE, or RELWITHDEBINFO!")
398   endif ()
399
400   # set the CLANG sanitizer flags for debug build
401   if(UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG OR UPPERCASE_CMAKE_BUILD_TYPE STREQUAL CHECKED)
402     # obtain settings from running enablesanitizers.sh
403     string(FIND "$ENV{DEBUG_SANITIZERS}" "asan" __ASAN_POS)
404     string(FIND "$ENV{DEBUG_SANITIZERS}" "ubsan" __UBSAN_POS)
405     if ((${__ASAN_POS} GREATER -1) OR (${__UBSAN_POS} GREATER -1))
406       set(CLR_SANITIZE_CXX_FLAGS "${CLR_SANITIZE_CXX_FLAGS} -fsanitize-blacklist=${CMAKE_CURRENT_SOURCE_DIR}/sanitizerblacklist.txt -fsanitize=")
407       set(CLR_SANITIZE_LINK_FLAGS "${CLR_SANITIZE_LINK_FLAGS} -fsanitize=")
408       if (${__ASAN_POS} GREATER -1)
409         set(CLR_SANITIZE_CXX_FLAGS "${CLR_SANITIZE_CXX_FLAGS}address,")
410         set(CLR_SANITIZE_LINK_FLAGS "${CLR_SANITIZE_LINK_FLAGS}address,")
411         message("Address Sanitizer (asan) enabled")
412       endif ()
413       if (${__UBSAN_POS} GREATER -1)
414         # all sanitizier flags are enabled except alignment (due to heavy use of __unaligned modifier)
415         set(CLR_SANITIZE_CXX_FLAGS "${CLR_SANITIZE_CXX_FLAGS}bool,bounds,enum,float-cast-overflow,float-divide-by-zero,function,integer,nonnull-attribute,null,object-size,return,returns-nonnull-attribute,shift,unreachable,vla-bound,vptr")
416         set(CLR_SANITIZE_LINK_FLAGS "${CLR_SANITIZE_LINK_FLAGS}undefined")
417         message("Undefined Behavior Sanitizer (ubsan) enabled")
418       endif ()
419
420       # -fdata-sections -ffunction-sections: each function has own section instead of one per .o file (needed for --gc-sections)
421       # -fPIC: enable Position Independent Code normally just for shared libraries but required when linking with address sanitizer
422       # -O1: optimization level used instead of -O0 to avoid compile error "invalid operand for inline asm constraint"
423       set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${CLR_SANITIZE_CXX_FLAGS} -fdata-sections -ffunction-sections -fPIC -O1")
424       set(CMAKE_CXX_FLAGS_CHECKED "${CMAKE_CXX_FLAGS_CHECKED} ${CLR_SANITIZE_CXX_FLAGS} -fdata-sections -ffunction-sections -fPIC -O1")
425
426       set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${CLR_SANITIZE_LINK_FLAGS}")
427       set(CMAKE_EXE_LINKER_FLAGS_CHECKED "${CMAKE_EXE_LINKER_FLAGS_CHECKED} ${CLR_SANITIZE_LINK_FLAGS}")
428
429       # -Wl and --gc-sections: drop unused sections\functions (similar to Windows /Gy function-level-linking)
430       set(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} ${CLR_SANITIZE_LINK_FLAGS} -Wl,--gc-sections")
431       set(CMAKE_SHARED_LINKER_FLAGS_CHECKED "${CMAKE_SHARED_LINKER_FLAGS_CHECKED} ${CLR_SANITIZE_LINK_FLAGS} -Wl,--gc-sections")
432     endif ()
433   endif(UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG OR UPPERCASE_CMAKE_BUILD_TYPE STREQUAL CHECKED)
434 endif(WIN32)
435
436 if(CLR_CMAKE_PLATFORM_LINUX)  
437   set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -Wa,--noexecstack")
438   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--build-id=sha1")
439   set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--build-id=sha1")
440 endif(CLR_CMAKE_PLATFORM_LINUX)  
441
442 #------------------------------------
443 # Definitions (for platform)
444 #-----------------------------------
445 if (CLR_CMAKE_PLATFORM_ARCH_AMD64)
446   add_definitions(-D_AMD64_)
447   add_definitions(-D_WIN64)
448   add_definitions(-DAMD64)
449   add_definitions(-DBIT64=1)
450 elseif (CLR_CMAKE_PLATFORM_ARCH_I386)
451   add_definitions(-D_X86_)
452 elseif (CLR_CMAKE_PLATFORM_ARCH_ARM)
453   add_definitions(-D_ARM_)
454   add_definitions(-DARM)
455 elseif (CLR_CMAKE_PLATFORM_ARCH_ARM64)
456   add_definitions(-D_ARM64_)
457   add_definitions(-DARM64)
458   add_definitions(-D_WIN64)
459   add_definitions(-DBIT64=1)
460 else ()
461   clr_unknown_arch()
462 endif ()
463
464 if (CLR_CMAKE_PLATFORM_UNIX)
465   if(CLR_CMAKE_PLATFORM_LINUX)
466     if(CLR_CMAKE_PLATFORM_UNIX_AMD64)
467       message("Detected Linux x86_64")
468       add_definitions(-DLINUX64)
469     elseif(CLR_CMAKE_PLATFORM_UNIX_ARM)
470       message("Detected Linux ARM")
471       add_definitions(-DLINUX32)
472     elseif(CLR_CMAKE_PLATFORM_UNIX_ARM64)
473       message("Detected Linux ARM64")
474       add_definitions(-DLINUX64)
475     elseif(CLR_CMAKE_PLATFORM_UNIX_X86)
476       message("Detected Linux i686")
477       add_definitions(-DLINUX32)
478     else()
479       clr_unknown_arch()
480     endif()
481   endif(CLR_CMAKE_PLATFORM_LINUX)
482 endif(CLR_CMAKE_PLATFORM_UNIX)
483
484 if (CLR_CMAKE_PLATFORM_UNIX)
485   add_definitions(-DPLATFORM_UNIX=1)
486
487   if(CLR_CMAKE_PLATFORM_DARWIN)
488     message("Detected OSX x86_64")
489   endif(CLR_CMAKE_PLATFORM_DARWIN)
490
491   if(CLR_CMAKE_PLATFORM_FREEBSD)
492     message("Detected FreeBSD amd64")
493   endif(CLR_CMAKE_PLATFORM_FREEBSD)
494
495   if(CLR_CMAKE_PLATFORM_NETBSD)  
496     message("Detected NetBSD amd64")  
497   endif(CLR_CMAKE_PLATFORM_NETBSD)  
498 endif(CLR_CMAKE_PLATFORM_UNIX)
499
500 if (WIN32)
501   # Define the CRT lib references that link into Desktop imports
502   set(STATIC_MT_CRT_LIB  "libcmt$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
503   set(STATIC_MT_VCRT_LIB  "libvcruntime$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
504   set(STATIC_MT_CPP_LIB  "libcpmt$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
505
506   # Define the uCRT lib reference
507   set(STATIC_UCRT_LIB  "libucrt$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
508   set(DYNAMIC_UCRT_LIB  "ucrt$<$<OR:$<CONFIG:Debug>,$<CONFIG:Checked>>:d>.lib")
509 endif(WIN32)
510
511 # Architecture specific files folder name
512 if (CLR_CMAKE_TARGET_ARCH_AMD64)
513     set(ARCH_SOURCES_DIR amd64)
514 elseif (CLR_CMAKE_TARGET_ARCH_ARM64)
515     set(ARCH_SOURCES_DIR arm64)
516 elseif (CLR_CMAKE_TARGET_ARCH_ARM)
517     set(ARCH_SOURCES_DIR arm)
518 elseif (CLR_CMAKE_TARGET_ARCH_I386)
519     set(ARCH_SOURCES_DIR i386)
520 else ()
521     clr_unknown_arch()
522 endif ()
523
524 #--------------------------------------
525 # Compile Options
526 #--------------------------------------
527 include(compileoptions.cmake)
528
529 #----------------------------------------------------
530 # Cross target Component build specific configuration
531 #----------------------------------------------------
532 if(CLR_CROSS_COMPONENTS_BUILD)
533   include(crosscomponents.cmake)
534 endif(CLR_CROSS_COMPONENTS_BUILD)
535
536 #-------------------
537 # Enable PGO support
538 #-------------------
539 include(pgosupport.cmake)
540
541 #-----------------------------------------
542 # Add Projects
543 #     - project which require platform header not clr's
544 #     - do not depend on clr's compile definitions
545 #-----------------------------------------
546 if(CLR_CMAKE_PLATFORM_UNIX AND NOT DEFINED CLR_CROSS_COMPONENTS_BUILD)
547     add_subdirectory(src/corefx)
548 endif()
549
550 if(CLR_CMAKE_PLATFORM_UNIX)
551     add_subdirectory(src/ToolBox/SOS/lldbplugin)
552     add_subdirectory(src/pal)
553     add_subdirectory(src/coreclr/hosts)
554     add_subdirectory(src/ildasm/unixcoreclrloader)
555 endif(CLR_CMAKE_PLATFORM_UNIX)
556
557 # Add this subdir. We install the headers for the jit.
558 add_subdirectory(src/pal/prebuilt/inc)
559
560 add_subdirectory(src/debug/debug-pal)
561
562 if(WIN32)
563   add_subdirectory(src/gc/sample)
564 endif()
565
566 # Above projects do not build with these compile options
567 # All of the compiler options are specified in file compileoptions.cmake
568 # Do not add any new options here. They shoul be added in compileoptions.cmake
569 if(WIN32)
570   add_compile_options(/FIWarningControl.h) # force include of WarningControl.h
571   add_compile_options(/Zl) # omit default library name in .OBJ
572 endif(WIN32)
573
574 #-------------------------------------
575 # Include directory directives
576 #-------------------------------------
577 # Include the basic prebuilt headers - required for getting fileversion resource details.
578 include_directories("src/pal/prebuilt/inc")
579 include_directories("bin/obj")
580
581 if(FEATURE_STANDALONE_GC)
582   add_definitions(-DFEATURE_STANDALONE_GC)
583
584   if(CLR_CMAKE_PLATFORM_UNIX)
585     add_subdirectory(src/gc/unix)
586   endif(CLR_CMAKE_PLATFORM_UNIX)
587 endif(FEATURE_STANDALONE_GC)
588
589 if(FEATURE_STANDALONE_GC_ONLY)
590   add_definitions(-DFEATURE_STANDALONE_GC_ONLY)
591 endif(FEATURE_STANDALONE_GC_ONLY)
592
593 if (CLR_CMAKE_PLATFORM_UNIX)
594   include_directories("src/pal/inc")
595   include_directories("src/pal/inc/rt")
596   include_directories("src/pal/src/safecrt")
597 endif (CLR_CMAKE_PLATFORM_UNIX)
598
599 #--------------------------------
600 # Definition directives
601 #  - all clr specific compile definitions should be included in this file
602 #  - all clr specific feature variable should also be added in this file
603 #----------------------------------
604 include(clrdefinitions.cmake)
605
606 # Microsoft.Dotnet.BuildTools.Coreclr version
607 set(BuildToolsVersion "1.0.4-prerelease")
608 set(BuildToolsDir "${CLR_DIR}/packages/Microsoft.DotNet.BuildTools.CoreCLR/${BuildToolsVersion}")
609
610 #------------------------------
611 # Add Product Directory
612 #------------------------------
613 add_subdirectory(src)
614
615 #------------------------------
616 # Add Test Directory
617 #------------------------------
618 if(CLR_CMAKE_BUILD_TESTS)
619   # remove some definitions for test build
620   remove_definitions(-D_SECURE_SCL=0)
621   remove_definitions(-DUNICODE)
622   remove_definitions(-D_UNICODE)
623
624   add_subdirectory(tests)
625 endif(CLR_CMAKE_BUILD_TESTS)
626
627 include(definitionsconsistencycheck.cmake)