-
Notifications
You must be signed in to change notification settings - Fork 152
/
CMakeLists.txt
272 lines (244 loc) · 10.6 KB
/
CMakeLists.txt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
cmake_minimum_required(VERSION 3.5)
if(PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
message(FATAL_ERROR "You don't want to configure in the source directory!")
endif()
if(NOT DEFINED CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release CACHE STRING
"Choose the type of build, options are: None Debug Release RelWithDebug RelWithDebInfo MinSizeRel."
FORCE)
endif()
# read version parts from version.h
file(STRINGS ${CMAKE_CURRENT_SOURCE_DIR}/Vc/version.h _version_lines REGEX "^#define Vc_VERSION_STRING ")
string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" _version_matches "${_version_lines}")
project(Vc VERSION "${CMAKE_MATCH_1}.${CMAKE_MATCH_2}.${CMAKE_MATCH_3}" LANGUAGES C CXX)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
set(disabled_targets)
include (VcMacros)
include (AddTargetProperty)
include (OptimizeForArchitecture)
vc_determine_compiler()
if("${CMAKE_SYSTEM_PROCESSOR}" MATCHES "(i686|x86|AMD64|amd64)")
set(Vc_X86 TRUE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" MATCHES "(arm|aarch32|aarch64)")
message(WARNING "No optimized implementation of the Vc types available for ${CMAKE_SYSTEM_PROCESSOR}")
set(Vc_ARM TRUE)
else()
message(WARNING "No optimized implementation of the Vc types available for ${CMAKE_SYSTEM_PROCESSOR}")
endif()
option(USE_CCACHE "If enabled, ccache will be used (if it exists on the system) to speed up recompiles." OFF)
if(USE_CCACHE)
find_program(CCACHE_COMMAND ccache)
if(CCACHE_COMMAND)
mark_as_advanced(CCACHE_COMMAND)
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_COMMAND}")
endif()
endif()
if(NOT Vc_COMPILER_IS_MSVC)
AddCompilerFlag("-std=c++14" CXX_RESULT _ok CXX_FLAGS CMAKE_CXX_FLAGS)
if(NOT _ok)
AddCompilerFlag("-std=c++1y" CXX_RESULT _ok CXX_FLAGS CMAKE_CXX_FLAGS)
if(NOT _ok)
AddCompilerFlag("-std=c++11" CXX_RESULT _ok CXX_FLAGS CMAKE_CXX_FLAGS)
if(NOT _ok)
AddCompilerFlag("-std=c++0x" CXX_RESULT _ok CXX_FLAGS CMAKE_CXX_FLAGS)
if(NOT _ok)
message(FATAL_ERROR "Vc 1.x requires C++11, better even C++14. It seems this is not available. If this was incorrectly determined please notify [email protected]")
endif()
endif()
endif()
endif()
elseif(MSVC_VERSION LESS 1920)
message(FATAL_ERROR "Vc 1.x requires at least Visual Studio 2019.")
AddCompilerFlag("/std:c++14" CXX_RESULT _ok CXX_FLAGS CMAKE_CXX_FLAGS)
endif()
if(MSVC AND (NOT DEFINED Vc_USE_MSVC_SSA_OPTIMIZER_DESPITE_BUGGY_EXP OR NOT Vc_USE_MSVC_SSA_OPTIMIZER_DESPITE_BUGGY_EXP))
# bug report: https://developercommunity.visualstudio.com/t/AVX-codegen-bug-on-Vc-with-MSVC-2019/1470844#T-N1521672
message(STATUS "WARNING! MSVC starting with 19.20 uses a new optimizer that has a bug causing Vc::exp() to return slighly wrong results.\
You can set Vc_USE_MSVC_SSA_OPTIMIZER_DESPITE_BUGGY_EXP=ON to still use the new optimizer on the affected MSVC versions.")
AddCompilerFlag("/d2SSAOptimizer-" CXX_RESULT _ok CXX_FLAGS CMAKE_CXX_FLAGS)
endif()
if(Vc_COMPILER_IS_GCC)
if(Vc_GCC_VERSION VERSION_GREATER "5.0.0" AND Vc_GCC_VERSION VERSION_LESS "6.0.0")
UserWarning("GCC 5 goes into an endless loop comiling example_scaling_scalar. Therefore, this target is disabled.")
list(APPEND disabled_targets
example_scaling_scalar
)
endif()
elseif(Vc_COMPILER_IS_MSVC)
# Disable warning "C++ exception specification ignored except to indicate a function is not __declspec(nothrow)"
# MSVC emits the warning for the _UnitTest_Compare desctructor which needs the throw declaration so that it doesn't std::terminate
AddCompilerFlag("/wd4290")
endif()
vc_set_preferred_compiler_flags(WARNING_FLAGS BUILDTYPE_FLAGS)
add_definitions(${Vc_DEFINITIONS})
add_compile_options(${Vc_COMPILE_FLAGS})
if(Vc_COMPILER_IS_INTEL)
# per default icc is not IEEE compliant, but we need that for verification
AddCompilerFlag("-fp-model source")
endif()
if(CMAKE_BUILD_TYPE STREQUAL "" AND NOT CMAKE_CXX_FLAGS MATCHES "-O[123]")
message(STATUS "WARNING! It seems you are compiling without optimization. Please set CMAKE_BUILD_TYPE.")
endif(CMAKE_BUILD_TYPE STREQUAL "" AND NOT CMAKE_CXX_FLAGS MATCHES "-O[123]")
include_directories(${CMAKE_CURRENT_SOURCE_DIR}) # ${CMAKE_CURRENT_SOURCE_DIR}/include)
add_custom_target(other VERBATIM)
add_custom_target(Scalar COMMENT "build Scalar code" VERBATIM)
add_custom_target(SSE COMMENT "build SSE code" VERBATIM)
add_custom_target(AVX COMMENT "build AVX code" VERBATIM)
add_custom_target(AVX2 COMMENT "build AVX2 code" VERBATIM)
AddCompilerFlag(-ftemplate-depth=128 CXX_FLAGS CMAKE_CXX_FLAGS)
set(libvc_compile_flags "-DVc_COMPILE_LIB")
AddCompilerFlag("-fPIC" CXX_FLAGS libvc_compile_flags)
# -fstack-protector is the default of GCC, but at least Ubuntu changes the default to -fstack-protector-strong, which is crazy
AddCompilerFlag("-fstack-protector" CXX_FLAGS libvc_compile_flags)
set(_srcs src/const.cpp)
if(Vc_X86)
list(APPEND _srcs src/cpuid.cpp src/support_x86.cpp)
vc_compile_for_all_implementations(_srcs src/trigonometric.cpp ONLY SSE2 SSE3 SSSE3 SSE4_1 AVX AVX+FMA AVX2+FMA+BMI2)
if(NOT Vc_XOP_INTRINSICS_BROKEN)
vc_compile_for_all_implementations(_srcs src/trigonometric.cpp ONLY AVX+XOP+FMA)
if(NOT Vc_FMA4_INTRINSICS_BROKEN)
vc_compile_for_all_implementations(_srcs src/trigonometric.cpp ONLY SSE+XOP+FMA4 AVX+XOP+FMA4)
endif()
endif()
vc_compile_for_all_implementations(_srcs src/sse_sorthelper.cpp ONLY SSE2 SSE4_1 AVX AVX2+FMA+BMI2)
vc_compile_for_all_implementations(_srcs src/avx_sorthelper.cpp ONLY AVX AVX2+FMA+BMI2)
elseif(Vc_ARM)
list(APPEND _srcs src/support_dummy.cpp)
else()
list(APPEND _srcs src/support_dummy.cpp)
endif()
add_library(Vc STATIC ${_srcs})
set_property(TARGET Vc APPEND PROPERTY COMPILE_OPTIONS ${libvc_compile_flags})
add_target_property(Vc LABELS "other")
if(XCODE)
# TODO: document what this does and why it has no counterpart in the non-XCODE logic
set_target_properties(Vc PROPERTIES XCODE_ATTRIBUTE_GCC_INLINES_ARE_PRIVATE_EXTERN "NO")
set_target_properties(Vc PROPERTIES XCODE_ATTRIBUTE_GCC_SYMBOLS_PRIVATE_EXTERN "YES")
set_target_properties(Vc PROPERTIES XCODE_ATTRIBUTE_CLANG_CXX_LANGUAGE_STANDARD "c++0x")
set_target_properties(Vc PROPERTIES XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++")
elseif(UNIX AND Vc_COMPILER_IS_CLANG)
# On UNIX (Linux) the standard library used by default typically is libstdc++ (GCC).
# To get the full clang deal we rather want to build against libc++. This requires
# additionally the libc++abi and libsupc++ libraries in all linker invokations.
option(USE_LIBC++ "Use libc++ instead of the system default C++ standard library." OFF)
if(USE_LIBC++)
AddCompilerFlag(-stdlib=libc++ CXX_FLAGS CMAKE_CXX_FLAGS CXX_RESULT _use_libcxx)
if(_use_libcxx)
find_library(LIBC++ABI c++abi)
mark_as_advanced(LIBC++ABI)
if(LIBC++ABI)
set(CMAKE_REQUIRED_LIBRARIES "${LIBC++ABI};supc++")
CHECK_CXX_SOURCE_COMPILES("#include <stdexcept>
#include <iostream>
void foo() {
std::cout << 'h' << std::flush << std::endl;
throw std::exception();
}
int main() {
try { foo(); }
catch (int) { return 0; }
return 1;
}" libcxx_compiles)
unset(CMAKE_REQUIRED_LIBRARIES)
if(libcxx_compiles)
link_libraries(${LIBC++ABI} supc++)
endif()
endif()
endif()
else()
CHECK_CXX_SOURCE_COMPILES("#include <tuple>
std::tuple<int> f() { std::tuple<int> r; return r; }
int main() { return 0; }
" tuple_sanity)
if (NOT tuple_sanity)
message(FATAL_ERROR "Clang and std::tuple brokenness detected. Please update your compiler.")
endif()
endif()
endif()
add_dependencies(other Vc)
target_include_directories(Vc
PUBLIC
$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
$<INSTALL_INTERFACE:include>
)
option(Vc_ENABLE_INSTALL "Whether to install the library." ON)
if (Vc_ENABLE_INSTALL)
install(TARGETS Vc EXPORT VcTargets DESTINATION lib${LIB_SUFFIX})
install(DIRECTORY Vc/ DESTINATION include/Vc FILES_MATCHING REGEX "/*.(h|tcc|def)$")
install(FILES
Vc/Allocator
Vc/IO
Vc/Memory
Vc/SimdArray
Vc/Utils
Vc/Vc
Vc/algorithm
Vc/array
Vc/iterators
Vc/limits
Vc/simdize
Vc/span
Vc/type_traits
Vc/vector
DESTINATION include/Vc)
# Generate and install CMake package and modules
include(CMakePackageConfigHelpers)
set(PACKAGE_INSTALL_DESTINATION
lib${LIB_SUFFIX}/cmake/${PROJECT_NAME}
)
install(EXPORT ${PROJECT_NAME}Targets
NAMESPACE ${PROJECT_NAME}::
DESTINATION ${PACKAGE_INSTALL_DESTINATION}
EXPORT_LINK_INTERFACE_LIBRARIES
)
write_basic_package_version_file(
${CMAKE_CURRENT_BINARY_DIR}/cmake/${PROJECT_NAME}ConfigVersion.cmake
VERSION ${PROJECT_VERSION}
COMPATIBILITY AnyNewerVersion
)
configure_package_config_file(
${PROJECT_SOURCE_DIR}/cmake/${PROJECT_NAME}Config.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/cmake/${PROJECT_NAME}Config.cmake
INSTALL_DESTINATION ${PACKAGE_INSTALL_DESTINATION}
PATH_VARS CMAKE_INSTALL_PREFIX
)
install(FILES
cmake/UserWarning.cmake
cmake/VcMacros.cmake
cmake/AddCompilerFlag.cmake
cmake/CheckCCompilerFlag.cmake
cmake/CheckCXXCompilerFlag.cmake
cmake/OptimizeForArchitecture.cmake
cmake/FindVc.cmake
${CMAKE_CURRENT_BINARY_DIR}/cmake/${PROJECT_NAME}Config.cmake
${CMAKE_CURRENT_BINARY_DIR}/cmake/${PROJECT_NAME}ConfigVersion.cmake
DESTINATION ${PACKAGE_INSTALL_DESTINATION}
)
endif()
option(BUILD_TESTING "Build the testing tree." OFF)
include (CTest)
configure_file(${PROJECT_SOURCE_DIR}/CTestCustom.cmake ${PROJECT_BINARY_DIR}/CTestCustom.cmake COPYONLY)
if(BUILD_TESTING)
add_custom_target(build_tests ALL VERBATIM)
add_subdirectory(tests)
endif()
set(BUILD_EXAMPLES FALSE CACHE BOOL "Build examples.")
if(BUILD_EXAMPLES)
add_subdirectory(examples)
endif(BUILD_EXAMPLES)
# Hide Vc_IMPL as it is only meant for users of Vc
mark_as_advanced(Vc_IMPL)
find_program(BIN_CAT cat)
mark_as_advanced(BIN_CAT)
if(BIN_CAT)
file(REMOVE ${PROJECT_BINARY_DIR}/help.txt)
add_custom_command(OUTPUT ${PROJECT_BINARY_DIR}/help.txt
COMMAND ${CMAKE_MAKE_PROGRAM} help > ${PROJECT_BINARY_DIR}/help.txt
VERBATIM
)
add_custom_target(cached_help
${BIN_CAT} ${PROJECT_BINARY_DIR}/help.txt
DEPENDS ${PROJECT_BINARY_DIR}/help.txt
VERBATIM
)
endif()