1include(Compiler/CMakeCommonCompilerMacros)
2
3set(CMAKE_CUDA_COMPILER_HAS_DEVICE_LINK_PHASE True)
4set(CMAKE_CUDA_VERBOSE_FLAG "-v")
5set(CMAKE_CUDA_VERBOSE_COMPILE_FLAG "-Xcompiler=-v")
6
7set(_CMAKE_COMPILE_AS_CUDA_FLAG "-x cu")
8set(_CMAKE_CUDA_PTX_FLAG "-ptx")
9set(_CMAKE_CUDA_DEVICE_CODE "-dc")
10
11if (CMAKE_CUDA_COMPILER_VERSION VERSION_GREATER_EQUAL 10.2.89)
12  # The -forward-unknown-to-host-compiler flag was only
13  # added to nvcc in 10.2 so before that we had no good
14  # way to invoke the CUDA compiler and propagate unknown
15  # flags such as -pthread to the host compiler
16  set(_CMAKE_CUDA_EXTRA_FLAGS "-forward-unknown-to-host-compiler")
17else()
18  set(_CMAKE_CUDA_EXTRA_FLAGS "")
19endif()
20
21if(CMAKE_CUDA_COMPILER_VERSION VERSION_GREATER_EQUAL "8.0.0")
22  set(_CMAKE_CUDA_EXTRA_DEVICE_LINK_FLAGS "-Wno-deprecated-gpu-targets")
23else()
24  set(_CMAKE_CUDA_EXTRA_DEVICE_LINK_FLAGS "")
25endif()
26
27if(CMAKE_CUDA_HOST_COMPILER AND NOT CMAKE_GENERATOR MATCHES "Visual Studio")
28  string(APPEND _CMAKE_CUDA_EXTRA_FLAGS " -ccbin=<CMAKE_CUDA_HOST_COMPILER>")
29endif()
30
31if (CMAKE_CUDA_COMPILER_VERSION VERSION_GREATER_EQUAL 10.2.89)
32  # The -MD flag was only added to nvcc in 10.2 so
33  # before that we had to invoke the compiler twice
34  # to get header dependency information
35  set(CMAKE_DEPFILE_FLAGS_CUDA "-MD -MT <DEP_TARGET> -MF <DEP_FILE>")
36else()
37  set(CMAKE_CUDA_DEPENDS_EXTRA_COMMANDS "<CMAKE_CUDA_COMPILER> ${_CMAKE_CUDA_EXTRA_FLAGS} <DEFINES> <INCLUDES> <FLAGS> ${_CMAKE_COMPILE_AS_CUDA_FLAG} -M <SOURCE> -MT <OBJECT> -o <DEP_FILE>")
38endif()
39set(CMAKE_CUDA_DEPFILE_FORMAT gcc)
40if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER)
41    AND CMAKE_GENERATOR MATCHES "Makefiles|WMake")
42  set(CMAKE_CUDA_DEPENDS_USE_COMPILER TRUE)
43endif()
44
45if(NOT "x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC")
46  set(CMAKE_CUDA_COMPILE_OPTIONS_PIE -Xcompiler=-fPIE)
47  set(CMAKE_CUDA_COMPILE_OPTIONS_PIC -Xcompiler=-fPIC)
48  set(CMAKE_CUDA_COMPILE_OPTIONS_VISIBILITY -Xcompiler=-fvisibility=)
49  # CMAKE_SHARED_LIBRARY_CUDA_FLAGS is sent to the host linker so we
50  # don't need to forward it through nvcc.
51  set(CMAKE_SHARED_LIBRARY_CUDA_FLAGS -fPIC)
52  string(APPEND CMAKE_CUDA_FLAGS_INIT " ")
53  string(APPEND CMAKE_CUDA_FLAGS_DEBUG_INIT " -g")
54  string(APPEND CMAKE_CUDA_FLAGS_RELEASE_INIT " -O3 -DNDEBUG")
55  string(APPEND CMAKE_CUDA_FLAGS_MINSIZEREL_INIT " -O1 -DNDEBUG")
56  string(APPEND CMAKE_CUDA_FLAGS_RELWITHDEBINFO_INIT " -O2 -g -DNDEBUG")
57endif()
58set(CMAKE_SHARED_LIBRARY_CREATE_CUDA_FLAGS -shared)
59set(CMAKE_INCLUDE_SYSTEM_FLAG_CUDA -isystem=)
60
61if (CMAKE_CUDA_SIMULATE_ID STREQUAL "GNU")
62  set(CMAKE_CUDA_LINKER_WRAPPER_FLAG "-Wl,")
63  set(CMAKE_CUDA_LINKER_WRAPPER_FLAG_SEP ",")
64elseif(CMAKE_CUDA_SIMULATE_ID STREQUAL "Clang")
65  set(CMAKE_CUDA_LINKER_WRAPPER_FLAG "-Xlinker" " ")
66  set(CMAKE_CUDA_LINKER_WRAPPER_FLAG_SEP)
67endif()
68
69set(CMAKE_CUDA_DEVICE_COMPILER_WRAPPER_FLAG "-Xcompiler=")
70set(CMAKE_CUDA_DEVICE_COMPILER_WRAPPER_FLAG_SEP ",")
71set(CMAKE_CUDA_DEVICE_LINKER_WRAPPER_FLAG "-Xlinker=")
72set(CMAKE_CUDA_DEVICE_LINKER_WRAPPER_FLAG_SEP ",")
73
74set(CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_STATIC  "cudadevrt;cudart_static")
75set(CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_SHARED  "cudadevrt;cudart")
76set(CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_NONE    "")
77
78if(UNIX AND NOT (CMAKE_SYSTEM_NAME STREQUAL "QNX"))
79  list(APPEND CMAKE_CUDA_RUNTIME_LIBRARY_LINK_OPTIONS_STATIC "rt" "pthread" "dl")
80endif()
81
82if("x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC")
83  # MSVC requires c++14 as the minimum level
84  set(CMAKE_CUDA03_STANDARD_COMPILE_OPTION "")
85  set(CMAKE_CUDA03_EXTENSION_COMPILE_OPTION "")
86
87  # MSVC requires c++14 as the minimum level
88  set(CMAKE_CUDA11_STANDARD_COMPILE_OPTION "")
89  set(CMAKE_CUDA11_EXTENSION_COMPILE_OPTION "")
90
91  if (NOT CMAKE_CUDA_COMPILER_VERSION VERSION_LESS 9.0)
92    if(CMAKE_CUDA_SIMULATE_VERSION VERSION_GREATER_EQUAL 19.10.25017)
93      set(CMAKE_CUDA14_STANDARD_COMPILE_OPTION "-std=c++14")
94      set(CMAKE_CUDA14_EXTENSION_COMPILE_OPTION "-std=c++14")
95    else()
96      set(CMAKE_CUDA14_STANDARD_COMPILE_OPTION "")
97      set(CMAKE_CUDA14_EXTENSION_COMPILE_OPTION "")
98    endif()
99  endif()
100
101  if (NOT CMAKE_CUDA_COMPILER_VERSION VERSION_LESS 11.0)
102    if(CMAKE_CUDA_SIMULATE_VERSION VERSION_GREATER_EQUAL 19.11.25505)
103      set(CMAKE_CUDA17_STANDARD_COMPILE_OPTION "-std=c++17")
104      set(CMAKE_CUDA17_EXTENSION_COMPILE_OPTION "-std=c++17")
105    endif()
106  endif()
107
108else()
109  set(CMAKE_CUDA03_STANDARD_COMPILE_OPTION "")
110  set(CMAKE_CUDA03_EXTENSION_COMPILE_OPTION "")
111
112  set(CMAKE_CUDA11_STANDARD_COMPILE_OPTION "-std=c++11")
113  set(CMAKE_CUDA11_EXTENSION_COMPILE_OPTION "-std=c++11")
114
115  if (NOT CMAKE_CUDA_COMPILER_VERSION VERSION_LESS 9.0)
116    set(CMAKE_CUDA03_STANDARD_COMPILE_OPTION "-std=c++03")
117    set(CMAKE_CUDA03_EXTENSION_COMPILE_OPTION "-std=c++03")
118    set(CMAKE_CUDA14_STANDARD_COMPILE_OPTION "-std=c++14")
119    set(CMAKE_CUDA14_EXTENSION_COMPILE_OPTION "-std=c++14")
120  endif()
121
122  if (NOT CMAKE_CUDA_COMPILER_VERSION VERSION_LESS 11.0)
123    set(CMAKE_CUDA17_STANDARD_COMPILE_OPTION "-std=c++17")
124    set(CMAKE_CUDA17_EXTENSION_COMPILE_OPTION "-std=c++17")
125  endif()
126
127endif()
128
129# FIXME: investigate use of --options-file.
130# Tell Makefile generator that nvcc does not support @<rspfile> syntax.
131set(CMAKE_CUDA_USE_RESPONSE_FILE_FOR_INCLUDES 0)
132set(CMAKE_CUDA_USE_RESPONSE_FILE_FOR_LIBRARIES 0)
133set(CMAKE_CUDA_USE_RESPONSE_FILE_FOR_OBJECTS 0)
134
135if (CMAKE_CUDA_COMPILER_VERSION VERSION_GREATER_EQUAL "9.0")
136  set(CMAKE_CUDA_RESPONSE_FILE_DEVICE_LINK_FLAG "--options-file ")
137  set(CMAKE_CUDA_RESPONSE_FILE_FLAG "--options-file ")
138endif()
139
140__compiler_check_default_language_standard(CUDA 6.0 03)
141