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comparison CMakeLists.txt @ 36:677c03c382b8

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Backed out changeset e26874655738
author Paper <paper@tflc.us>
date Fri, 25 Apr 2025 17:40:55 -0400
parents 8b5e0974fd41
children
comparison
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35:99e4539f922f 36:677c03c382b8
1 cmake_minimum_required(VERSION 3.23) 1 cmake_minimum_required(VERSION 3.23)
2 2
3 project(vec VERSION 3.0.0 DESCRIPTION "a tiny C99 SIMD vector library") 3 project(vec VERSION 2.0.0 DESCRIPTION "a tiny C99 SIMD vector library")
4 4
5 add_library(vec SHARED "src/vec.c;src/cpu.c;src/impl/generic.c;src/impl/fallback.c") 5 add_library(vec SHARED src/vec.c)
6
7 target_sources(vec PUBLIC
8 $<INSTALL_INTERFACE:vec/vec.h>
9 $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include/vec/vec.h>
10 $<INSTALL_INTERFACE:vec/impl/integer.h>
11 $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/include/vec/impl/integer.h>
12 )
6 13
7 include(CheckCCompilerFlag) 14 include(CheckCCompilerFlag)
8 15
9 if(MSVC) 16 if(MSVC)
10 # Untested! 17 # TODO ?
11 18 else()
12 if(CMAKE_SIZEOF_VOID_P EQUAL 8) 19 check_c_compiler_flag("-maltivec" COMPILER_HAS_ALTIVEC)
13 set(COMPILER_HAS_MMX OFF) 20 if(COMPILER_HAS_ALTIVEC)
14 else() 21 target_compile_options(vec PRIVATE "-maltivec")
15 set(COMPILER_HAS_MMX ON)
16 set(COMPILER_MMX_FLAGS "") # none?
17 endif() 22 endif()
18 check_c_compiler_flag("/arch:SSE2" COMPILER_HAS_SSE2)
19 if(COMPILER_HAS_SSE2)
20 set(COMPILER_SSE2_FLAGS "/arch:SSE2")
21 endif()
22 check_c_compiler_flag("/arch:SSE4.2" COMPILER_HAS_SSE41)
23 if(COMPILER_HAS_SSE41)
24 set(COMPILER_SSE41_FLAGS "/arch:SSE4.2")
25 endif()
26 check_c_compiler_flag("/arch:AVX2" COMPILER_HAS_AVX2)
27 if(COMPILER_HAS_AVX2)
28 set(COMPILER_AVX2_FLAGS "/arch:AVX2")
29 endif()
30 check_c_compiler_flag("/arch:AVX512" COMPILER_HAS_AVX512F)
31 if(COMPILER_HAS_AVX512F)
32 set(COMPILER_AVX512F_FLAGS "/arch:AVX512")
33 endif()
34 # TODO we have to try_compile to detect NEON
35 else()
36 #check_c_compiler_flag("-maltivec" COMPILER_HAS_ALTIVEC)
37 #if(COMPILER_HAS_ALTIVEC)
38 # set(COMPILER_ALTIVEC_FLAGS "-maltivec")
39 #endif()
40 #check_c_compiler_flag("-mfpu=neon" COMPILER_HAS_NEON)
41 #if(COMPILER_HAS_NEON)
42 # set(COMPILER_NEON_FLAGS "-mfpu=neon")
43 #endif()
44 check_c_compiler_flag("-mmmx" COMPILER_HAS_MMX) 23 check_c_compiler_flag("-mmmx" COMPILER_HAS_MMX)
45 if(COMPILER_HAS_MMX) 24 if(COMPILER_HAS_MMX)
46 set(COMPILER_MMX_FLAGS "-mmmx") 25 target_compile_options(vec PRIVATE "-mmmx")
47 endif() 26 endif()
48 check_c_compiler_flag("-msse2" COMPILER_HAS_SSE2) 27 check_c_compiler_flag("-msse2" COMPILER_HAS_SSE2)
49 if(COMPILER_HAS_SSE2) 28 if(COMPILER_HAS_SSE2)
50 set(COMPILER_SSE2_FLAGS "-msse2") 29 target_compile_options(vec PRIVATE "-msse2")
51 endif() 30 endif()
52 check_c_compiler_flag("-msse4.1" COMPILER_HAS_SSE41) 31 check_c_compiler_flag("-msse4.1" COMPILER_HAS_SSE41)
53 if(COMPILER_HAS_SSE41) 32 if(COMPILER_HAS_SSE41)
54 set(COMPILER_SSE41_FLAGS "-msse4.1") 33 target_compile_options(vec PRIVATE "-msse4.1")
55 endif() 34 endif()
56 check_c_compiler_flag("-mavx2" COMPILER_HAS_AVX2) 35 check_c_compiler_flag("-mavx2" COMPILER_HAS_AVX2)
57 if(COMPILER_HAS_AVX2) 36 if(COMPILER_HAS_AVX2)
58 set(COMPILER_AVX2_FLAGS "-mavx2") 37 target_compile_options(vec PRIVATE "-mavx2")
59 endif() 38 endif()
60 check_c_compiler_flag("-mavx512f" COMPILER_HAS_AVX512F) 39 check_c_compiler_flag("-mavx512f" COMPILER_HAS_AVX512F)
61 if(COMPILER_HAS_AVX512F) 40 if(COMPILER_HAS_AVX512F)
62 set(COMPILER_AVX512F_FLAGS "-mavx512f") 41 target_compile_options(vec PRIVATE "-mavx512f")
63 endif() 42 endif()
64 endif() 43 endif()
65 44
66 if(COMPILER_HAS_ALTIVEC)
67 target_sources(vec PRIVATE "src/impl/ppc/altivec.c")
68 set_source_files_properties("src/impl/ppc/altivec.c" PROPERTIES COMPILE_FLAGS "${COMPILER_ALTIVEC_FLAGS}")
69 target_compile_definitions(vec PRIVATE "-DVEC_COMPILER_HAS_ALTIVEC")
70 endif()
71
72 if(COMPILER_HAS_NEON)
73 target_sources(vec PRIVATE "src/impl/arm/neon.c")
74 set_source_files_properties("src/impl/arm/neon.c" PROPERTIES COMPILE_FLAGS "${COMPILER_NEON_FLAGS}")
75 target_compile_definitions(vec PRIVATE "-DVEC_COMPILER_HAS_NEON")
76 endif()
77
78 if(COMPILER_HAS_MMX)
79 target_sources(vec PRIVATE "src/impl/x86/mmx.c")
80 set_source_files_properties("src/impl/x86/mmx.c" PROPERTIES COMPILE_FLAGS "${COMPILER_MMX_FLAGS}")
81 target_compile_definitions(vec PRIVATE "-DVEC_COMPILER_HAS_MMX")
82 endif()
83
84 if(COMPILER_HAS_SSE2)
85 target_sources(vec PRIVATE "src/impl/x86/sse2.c")
86 set_source_files_properties("src/impl/x86/sse2.c" PROPERTIES COMPILE_FLAGS "${COMPILER_SSE2_FLAGS}")
87 target_compile_definitions(vec PRIVATE "-DVEC_COMPILER_HAS_SSE2")
88 endif()
89
90 if(COMPILER_HAS_SSE41)
91 target_sources(vec PRIVATE "src/impl/x86/sse41.c")
92 set_source_files_properties("src/impl/x86/sse41.c" PROPERTIES COMPILE_FLAGS "${COMPILER_SSE41_FLAGS}")
93 target_compile_definitions(vec PRIVATE "-DVEC_COMPILER_HAS_SSE41")
94 endif()
95
96 if(COMPILER_HAS_AVX2)
97 target_sources(vec PRIVATE "src/impl/x86/avx2.c")
98 set_source_files_properties("src/impl/x86/avx2.c" PROPERTIES COMPILE_FLAGS "${COMPILER_AVX2_FLAGS}")
99 target_compile_definitions(vec PRIVATE "-DVEC_COMPILER_HAS_AVX2")
100 endif()
101
102 if(COMPILER_HAS_AVX512F)
103 target_sources(vec PRIVATE "src/impl/x86/avx512f.c")
104 set_source_files_properties("src/impl/x86/avx512f.c" PROPERTIES COMPILE_FLAGS "${COMPILER_AVX512F_FLAGS}")
105 target_compile_definitions(vec PRIVATE "-DVEC_COMPILER_HAS_AVX512F")
106 endif()
107
108
109 ######################################################################### 45 #########################################################################
110 # integer types; it's nice to accommodate for older broken systems that 46 # integer types
111 # may not have stdint.h.
112 47
113 include(CheckTypeSize) 48 include(CheckTypeSize)
114 49
115 check_type_size("int16_t" INT16_T_SIZE LANGUAGE C) 50 check_type_size("int16_t" INT16_T_SIZE LANGUAGE C)
116 check_type_size("uint16_t" UINT16_T_SIZE LANGUAGE C) 51 check_type_size("uint16_t" UINT16_T_SIZE LANGUAGE C)
124 check_type_size("short" SHORT_SIZE LANGUAGE C) 59 check_type_size("short" SHORT_SIZE LANGUAGE C)
125 check_type_size("int" INT_SIZE LANGUAGE C) 60 check_type_size("int" INT_SIZE LANGUAGE C)
126 check_type_size("long" LONG_SIZE LANGUAGE C) 61 check_type_size("long" LONG_SIZE LANGUAGE C)
127 check_type_size("long long" LONG_LONG_SIZE LANGUAGE C) 62 check_type_size("long long" LONG_LONG_SIZE LANGUAGE C)
128 check_type_size("uintptr_t" UINTPTR_T_SIZE LANGUAGE C) 63 check_type_size("uintptr_t" UINTPTR_T_SIZE LANGUAGE C)
129 check_type_size("size_t" SIZE_T_SIZE LANGUAGE C)
130 64
131 if(INT16_T_SIZE EQUAL 2) 65 if(INT16_T_SIZE EQUAL 2)
132 set(SIZE16 "int16_t") 66 set(SIZE16 "int16_t")
133 elseif(SHORT_SIZE EQUAL 2) 67 elseif(SHORT_SIZE EQUAL 2)
134 set(SIZE16 "short") 68 set(SIZE16 "short")
135 elseif(INT_SIZE EQUAL 2) 69 elseif(INT_SIZE EQUAL 2)
136 set(SIZE16 "int") 70 set(SIZE16 "int")
137 else()
138 message(FATAL_ERROR "Failed to find a signed 16-bit integer type.")
139 endif() 71 endif()
140 72
141 if(UINT16_T_SIZE EQUAL 2) 73 if(UINT16_T_SIZE EQUAL 2)
142 set(USIZE16 "uint16_t") 74 set(USIZE16 "uint16_t")
143 elseif(U_INT16_T_SIZE EQUAL 2) 75 elseif(U_INT16_T_SIZE EQUAL 2)
144 set(USIZE16 "u_int16_t") 76 set(USIZE16 "u_int16_t")
145 elseif(SHORT_SIZE EQUAL 2) 77 elseif(SHORT_SIZE EQUAL 2)
146 set(USIZE16 "unsigned short") 78 set(USIZE16 "unsigned short")
147 elseif(INT_SIZE EQUAL 2) 79 elseif(INT_SIZE EQUAL 2)
148 set(USIZE16 "unsigned int") 80 set(USIZE16 "unsigned int")
149 else()
150 message(FATAL_ERROR "Failed to find an unsigned 16-bit integer type.")
151 endif() 81 endif()
152 82
153 if(INT32_T_SIZE EQUAL 4) 83 if(INT32_T_SIZE EQUAL 4)
154 set(SIZE32 "int32_t") 84 set(SIZE32 "int32_t")
155 elseif(SHORT_SIZE EQUAL 4) 85 elseif(SHORT_SIZE EQUAL 4)
156 set(SIZE32 "short") 86 set(SIZE32 "short")
157 elseif(INT_SIZE EQUAL 4) 87 elseif(INT_SIZE EQUAL 4)
158 set(SIZE32 "int") 88 set(SIZE32 "int")
159 elseif(LONG_SIZE EQUAL 4) 89 elseif(LONG_SIZE EQUAL 4)
160 set(SIZE32 "long") 90 set(SIZE32 "long")
161 else()
162 message(FATAL_ERROR "Failed to find a signed 32-bit integer type.")
163 endif() 91 endif()
164 92
165 if(UINT32_T_SIZE EQUAL 4) 93 if(UINT32_T_SIZE EQUAL 4)
166 set(USIZE32 "uint32_t") 94 set(USIZE32 "uint32_t")
167 elseif(U_INT32_T_SIZE EQUAL 4) 95 elseif(U_INT32_T_SIZE EQUAL 4)
170 set(USIZE32 "unsigned short") 98 set(USIZE32 "unsigned short")
171 elseif(INT_SIZE EQUAL 4) 99 elseif(INT_SIZE EQUAL 4)
172 set(USIZE32 "unsigned int") 100 set(USIZE32 "unsigned int")
173 elseif(LONG_SIZE EQUAL 4) 101 elseif(LONG_SIZE EQUAL 4)
174 set(USIZE32 "unsigned long") 102 set(USIZE32 "unsigned long")
175 else()
176 message(FATAL_ERROR "Failed to find an unsigned 32-bit integer type.")
177 endif() 103 endif()
178 104
179 if(INT64_T_SIZE EQUAL 8) 105 if(INT64_T_SIZE EQUAL 8)
180 set(SIZE64 "int64_t") 106 set(SIZE64 "int64_t")
181 elseif(SHORT_SIZE EQUAL 8) 107 elseif(SHORT_SIZE EQUAL 8)
184 set(SIZE64 "int") 110 set(SIZE64 "int")
185 elseif(LONG_SIZE EQUAL 8) 111 elseif(LONG_SIZE EQUAL 8)
186 set(SIZE64 "long") 112 set(SIZE64 "long")
187 elseif(LONG_LONG_SIZE EQUAL 8) 113 elseif(LONG_LONG_SIZE EQUAL 8)
188 set(SIZE64 "long long") 114 set(SIZE64 "long long")
189 else()
190 message(FATAL_ERROR "Failed to find a signed 64-bit integer type.")
191 endif() 115 endif()
192 116
193 if(UINT64_T_SIZE EQUAL 8) 117 if(UINT64_T_SIZE EQUAL 8)
194 set(USIZE64 "uint64_t") 118 set(USIZE64 "uint64_t")
195 elseif(U_INT64_T_SIZE EQUAL 8) 119 elseif(U_INT64_T_SIZE EQUAL 8)
200 set(USIZE64 "unsigned int") 124 set(USIZE64 "unsigned int")
201 elseif(LONG_SIZE EQUAL 8) 125 elseif(LONG_SIZE EQUAL 8)
202 set(USIZE64 "unsigned long") 126 set(USIZE64 "unsigned long")
203 elseif(LONG_LONG_SIZE EQUAL 8) 127 elseif(LONG_LONG_SIZE EQUAL 8)
204 set(USIZE64 "unsigned long long") 128 set(USIZE64 "unsigned long long")
205 else()
206 message(FATAL_ERROR "Failed to find an unsigned 64-bit integer type.")
207 endif() 129 endif()
208 130
209 if(CMAKE_SIZEOF_VOID_P EQUAL UINTPTR_T_SIZE) 131 if(CMAKE_SIZEOF_VOID_P EQUAL UINTPTR_T_SIZE)
210 set(USIZEPTR "uintptr_t") 132 set(USIZEPTR "uintptr_t")
211 elseif(CMAKE_SIZEOF_VOID_P LESS_EQUAL 1) 133 elseif(CMAKE_SIZEOF_VOID_P EQUAL 1)
212 set(USIZEPTR "unsigned char") 134 set(USIZEPTR "unsigned char")
213 elseif(CMAKE_SIZEOF_VOID_P LESS_EQUAL 2) 135 elseif(CMAKE_SIZEOF_VOID_P EQUAL 2)
214 set(USIZEPTR "${USIZE16}") 136 set(USIZEPTR "${USIZE16}")
215 elseif(CMAKE_SIZEOF_VOID_P LESS_EQUAL 4) 137 elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
216 set(USIZEPTR "${USIZE32}") 138 set(USIZEPTR "${USIZE32}")
217 elseif(CMAKE_SIZEOF_VOID_P LESS_EQUAL 8) 139 elseif(CMAKE_SIZEOF_VOID_P EQUAL 8)
218 set(USIZEPTR "${USIZE64}") 140 set(USIZEPTR "${USIZE64}")
219 else()
220 message(FATAL_ERROR "Failed to find an integer type that can fit a pointer.")
221 endif() 141 endif()
222 142
223 if(NOT SIZE_T_SIZE EQUAL 0 AND NOT SIZE_T_SIZE EQUAL "") 143 configure_file(include/vec/impl/integer.h.in include/vec/impl/integer.h @ONLY)
224 set(USIZESIZE "size_t")
225 else()
226 # should be close enough I guess
227 set(USIZESIZE "${USIZEPTR}")
228 endif()
229 144
230 configure_file(include/vec/types.h.in include/vec/types.h @ONLY) 145 target_compile_definitions(vec PRIVATE "VEC_HAVE_IMPL_INTEGER_H")
231 146
232 ######################################################################### 147 #########################################################################
233 148
234 target_sources(vec PUBLIC
235 $<INSTALL_INTERFACE:vec/vec.h>
236 $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include/vec/vec.h>
237 $<INSTALL_INTERFACE:vec/types.h>
238 $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/include/vec/types.h>
239 $<INSTALL_INTERFACE:vec/cpu.h>
240 $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include/vec/cpu.h>
241 )
242
243 target_compile_features(vec PRIVATE $<IF:$<COMPILE_FEATURES:c_std_11>,c_std_11,c_std_99>) 149 target_compile_features(vec PRIVATE $<IF:$<COMPILE_FEATURES:c_std_11>,c_std_11,c_std_99>)
244 target_include_directories(vec PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include;${CMAKE_CURRENT_BINARY_DIR}/include") 150 target_include_directories(vec PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/include;${CMAKE_CURRENT_BINARY_DIR}/include/vec")
245 151
246 # Installing 152 # Installing
247 153
248 include(GNUInstallDirs) 154 include(GNUInstallDirs)
249 155