1 # This directory contains a large amount of C code which provides 2 # generic implementations of the core runtime library along with optimized 3 # architecture-specific code in various subdirectories. 4 5 if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) 6 cmake_minimum_required(VERSION 3.4.3) 7 8 project(CompilerRTBuiltins C ASM) 9 set(COMPILER_RT_STANDALONE_BUILD TRUE) 10 set(COMPILER_RT_BUILTINS_STANDALONE_BUILD TRUE) 11 list(INSERT CMAKE_MODULE_PATH 0 12 "${CMAKE_SOURCE_DIR}/../../cmake" 13 "${CMAKE_SOURCE_DIR}/../../cmake/Modules") 14 include(base-config-ix) 15 include(CompilerRTUtils) 16 if(APPLE) 17 include(CompilerRTDarwinUtils) 18 endif() 19 include(AddCompilerRT) 20 endif() 21 22 include(builtin-config-ix) 23 24 # TODO: Need to add a mechanism for logging errors when builtin source files are 25 # added to a sub-directory and not this CMakeLists file. 26 set(GENERIC_SOURCES 27 absvdi2.c 28 absvsi2.c 29 absvti2.c 30 adddf3.c 31 addsf3.c 32 addtf3.c 33 addvdi3.c 34 addvsi3.c 35 addvti3.c 36 apple_versioning.c 37 ashldi3.c 38 ashlti3.c 39 ashrdi3.c 40 ashrti3.c 41 # FIXME: atomic.c may only be compiled if host compiler understands _Atomic 42 # atomic.c 43 clear_cache.c 44 clzdi2.c 45 clzsi2.c 46 clzti2.c 47 cmpdi2.c 48 cmpti2.c 49 comparedf2.c 50 comparesf2.c 51 ctzdi2.c 52 ctzsi2.c 53 ctzti2.c 54 divdc3.c 55 divdf3.c 56 divdi3.c 57 divmoddi4.c 58 divmodsi4.c 59 divsc3.c 60 divsf3.c 61 divsi3.c 62 divtc3.c 63 divti3.c 64 divtf3.c 65 divxc3.c 66 enable_execute_stack.c 67 eprintf.c 68 extendsfdf2.c 69 extendhfsf2.c 70 ffsdi2.c 71 ffsti2.c 72 fixdfdi.c 73 fixdfsi.c 74 fixdfti.c 75 fixsfdi.c 76 fixsfsi.c 77 fixsfti.c 78 fixunsdfdi.c 79 fixunsdfsi.c 80 fixunsdfti.c 81 fixunssfdi.c 82 fixunssfsi.c 83 fixunssfti.c 84 fixunsxfdi.c 85 fixunsxfsi.c 86 fixunsxfti.c 87 fixxfdi.c 88 fixxfti.c 89 floatdidf.c 90 floatdisf.c 91 floatdixf.c 92 floatsidf.c 93 floatsisf.c 94 floattidf.c 95 floattisf.c 96 floattixf.c 97 floatundidf.c 98 floatundisf.c 99 floatundixf.c 100 floatunsidf.c 101 floatunsisf.c 102 floatuntidf.c 103 floatuntisf.c 104 floatuntixf.c 105 int_util.c 106 lshrdi3.c 107 lshrti3.c 108 moddi3.c 109 modsi3.c 110 modti3.c 111 muldc3.c 112 muldf3.c 113 muldi3.c 114 mulodi4.c 115 mulosi4.c 116 muloti4.c 117 mulsc3.c 118 mulsf3.c 119 multi3.c 120 multf3.c 121 mulvdi3.c 122 mulvsi3.c 123 mulvti3.c 124 mulxc3.c 125 negdf2.c 126 negdi2.c 127 negsf2.c 128 negti2.c 129 negvdi2.c 130 negvsi2.c 131 negvti2.c 132 paritydi2.c 133 paritysi2.c 134 parityti2.c 135 popcountdi2.c 136 popcountsi2.c 137 popcountti2.c 138 powidf2.c 139 powisf2.c 140 powitf2.c 141 powixf2.c 142 subdf3.c 143 subsf3.c 144 subvdi3.c 145 subvsi3.c 146 subvti3.c 147 subtf3.c 148 trampoline_setup.c 149 truncdfhf2.c 150 truncdfsf2.c 151 truncsfhf2.c 152 ucmpdi2.c 153 ucmpti2.c 154 udivdi3.c 155 udivmoddi4.c 156 udivmodsi4.c 157 udivmodti4.c 158 udivsi3.c 159 udivti3.c 160 umoddi3.c 161 umodsi3.c 162 umodti3.c) 163 164 set(MSVC_SOURCES 165 divsc3.c 166 divdc3.c 167 divxc3.c 168 mulsc3.c 169 muldc3.c 170 mulxc3.c) 171 172 173 if(APPLE) 174 set(GENERIC_SOURCES 175 ${GENERIC_SOURCES} 176 atomic_flag_clear.c 177 atomic_flag_clear_explicit.c 178 atomic_flag_test_and_set.c 179 atomic_flag_test_and_set_explicit.c 180 atomic_signal_fence.c 181 atomic_thread_fence.c) 182 endif() 183 184 if(NOT WIN32 OR MINGW) 185 set(GENERIC_SOURCES 186 ${GENERIC_SOURCES} 187 emutls.c) 188 endif() 189 190 if (HAVE_UNWIND_H) 191 set(GENERIC_SOURCES 192 ${GENERIC_SOURCES} 193 gcc_personality_v0.c) 194 endif () 195 196 if (NOT MSVC) 197 set(x86_64_SOURCES 198 x86_64/chkstk.S 199 x86_64/chkstk2.S 200 x86_64/floatdidf.c 201 x86_64/floatdisf.c 202 x86_64/floatdixf.c 203 x86_64/floatundidf.S 204 x86_64/floatundisf.S 205 x86_64/floatundixf.S 206 ${GENERIC_SOURCES}) 207 set(x86_64h_SOURCES ${x86_64_SOURCES}) 208 209 if (WIN32) 210 set(x86_64_SOURCES 211 ${x86_64_SOURCES} 212 x86_64/chkstk.S 213 x86_64/chkstk2.S) 214 endif() 215 216 set(i386_SOURCES 217 i386/ashldi3.S 218 i386/ashrdi3.S 219 i386/chkstk.S 220 i386/chkstk2.S 221 i386/divdi3.S 222 i386/floatdidf.S 223 i386/floatdisf.S 224 i386/floatdixf.S 225 i386/floatundidf.S 226 i386/floatundisf.S 227 i386/floatundixf.S 228 i386/lshrdi3.S 229 i386/moddi3.S 230 i386/muldi3.S 231 i386/udivdi3.S 232 i386/umoddi3.S 233 ${GENERIC_SOURCES}) 234 235 if (WIN32) 236 set(i386_SOURCES 237 ${i386_SOURCES} 238 i386/chkstk.S 239 i386/chkstk2.S) 240 endif() 241 242 set(i686_SOURCES 243 ${i386_SOURCES}) 244 else () # MSVC 245 # Use C versions of functions when building on MSVC 246 # MSVC's assembler takes Intel syntax, not AT&T syntax. 247 # Also use only MSVC compilable builtin implementations. 248 set(x86_64_SOURCES 249 x86_64/floatdidf.c 250 x86_64/floatdisf.c 251 x86_64/floatdixf.c 252 ${MSVC_SOURCES}) 253 set(x86_64h_SOURCES ${x86_64_SOURCES}) 254 set(i386_SOURCES ${MSVC_SOURCES}) 255 set(i686_SOURCES ${i386_SOURCES}) 256 endif () # if (NOT MSVC) 257 258 set(arm_SOURCES 259 arm/adddf3vfp.S 260 arm/addsf3vfp.S 261 arm/aeabi_cdcmp.S 262 arm/aeabi_cdcmpeq_check_nan.c 263 arm/aeabi_cfcmp.S 264 arm/aeabi_cfcmpeq_check_nan.c 265 arm/aeabi_dcmp.S 266 arm/aeabi_div0.c 267 arm/aeabi_drsub.c 268 arm/aeabi_fcmp.S 269 arm/aeabi_frsub.c 270 arm/aeabi_idivmod.S 271 arm/aeabi_ldivmod.S 272 arm/aeabi_memcmp.S 273 arm/aeabi_memcpy.S 274 arm/aeabi_memmove.S 275 arm/aeabi_memset.S 276 arm/aeabi_uidivmod.S 277 arm/aeabi_uldivmod.S 278 arm/bswapdi2.S 279 arm/bswapsi2.S 280 arm/clzdi2.S 281 arm/clzsi2.S 282 arm/comparesf2.S 283 arm/divdf3vfp.S 284 arm/divmodsi4.S 285 arm/divsf3vfp.S 286 arm/divsi3.S 287 arm/eqdf2vfp.S 288 arm/eqsf2vfp.S 289 arm/extendsfdf2vfp.S 290 arm/fixdfsivfp.S 291 arm/fixsfsivfp.S 292 arm/fixunsdfsivfp.S 293 arm/fixunssfsivfp.S 294 arm/floatsidfvfp.S 295 arm/floatsisfvfp.S 296 arm/floatunssidfvfp.S 297 arm/floatunssisfvfp.S 298 arm/gedf2vfp.S 299 arm/gesf2vfp.S 300 arm/gtdf2vfp.S 301 arm/gtsf2vfp.S 302 arm/ledf2vfp.S 303 arm/lesf2vfp.S 304 arm/ltdf2vfp.S 305 arm/ltsf2vfp.S 306 arm/modsi3.S 307 arm/muldf3vfp.S 308 arm/mulsf3vfp.S 309 arm/nedf2vfp.S 310 arm/negdf2vfp.S 311 arm/negsf2vfp.S 312 arm/nesf2vfp.S 313 arm/restore_vfp_d8_d15_regs.S 314 arm/save_vfp_d8_d15_regs.S 315 arm/subdf3vfp.S 316 arm/subsf3vfp.S 317 arm/switch16.S 318 arm/switch32.S 319 arm/switch8.S 320 arm/switchu8.S 321 arm/sync_fetch_and_add_4.S 322 arm/sync_fetch_and_add_8.S 323 arm/sync_fetch_and_and_4.S 324 arm/sync_fetch_and_and_8.S 325 arm/sync_fetch_and_max_4.S 326 arm/sync_fetch_and_max_8.S 327 arm/sync_fetch_and_min_4.S 328 arm/sync_fetch_and_min_8.S 329 arm/sync_fetch_and_nand_4.S 330 arm/sync_fetch_and_nand_8.S 331 arm/sync_fetch_and_or_4.S 332 arm/sync_fetch_and_or_8.S 333 arm/sync_fetch_and_sub_4.S 334 arm/sync_fetch_and_sub_8.S 335 arm/sync_fetch_and_umax_4.S 336 arm/sync_fetch_and_umax_8.S 337 arm/sync_fetch_and_umin_4.S 338 arm/sync_fetch_and_umin_8.S 339 arm/sync_fetch_and_xor_4.S 340 arm/sync_fetch_and_xor_8.S 341 arm/sync_synchronize.S 342 arm/truncdfsf2vfp.S 343 arm/udivmodsi4.S 344 arm/udivsi3.S 345 arm/umodsi3.S 346 arm/unorddf2vfp.S 347 arm/unordsf2vfp.S 348 ${GENERIC_SOURCES}) 349 350 set(aarch64_SOURCES 351 comparetf2.c 352 extenddftf2.c 353 extendsftf2.c 354 fixtfdi.c 355 fixtfsi.c 356 fixtfti.c 357 fixunstfdi.c 358 fixunstfsi.c 359 fixunstfti.c 360 floatditf.c 361 floatsitf.c 362 floatunditf.c 363 floatunsitf.c 364 multc3.c 365 trunctfdf2.c 366 trunctfsf2.c 367 ${GENERIC_SOURCES}) 368 369 set(armhf_SOURCES ${arm_SOURCES}) 370 set(armv7_SOURCES ${arm_SOURCES}) 371 set(armv7s_SOURCES ${arm_SOURCES}) 372 set(armv7k_SOURCES ${arm_SOURCES}) 373 set(arm64_SOURCES ${aarch64_SOURCES}) 374 375 # macho_embedded archs 376 set(armv6m_SOURCES ${GENERIC_SOURCES}) 377 set(armv7m_SOURCES ${arm_SOURCES}) 378 set(armv7em_SOURCES ${arm_SOURCES}) 379 380 set(mips_SOURCES ${GENERIC_SOURCES}) 381 set(mipsel_SOURCES ${mips_SOURCES}) 382 set(mips64_SOURCES ${mips_SOURCES}) 383 set(mips64el_SOURCES ${mips_SOURCES}) 384 385 set(wasm32_SOURCES ${GENERIC_SOURCES}) 386 set(wasm64_SOURCES ${GENERIC_SOURCES}) 387 388 add_custom_target(builtins) 389 set_target_properties(builtins PROPERTIES FOLDER "Compiler-RT Misc") 390 391 if (APPLE) 392 add_subdirectory(Darwin-excludes) 393 add_subdirectory(macho_embedded) 394 darwin_add_builtin_libraries(${BUILTIN_SUPPORTED_OS}) 395 else () 396 append_string_if(COMPILER_RT_HAS_STD_C99_FLAG -std=c99 maybe_stdc99) 397 398 foreach (arch ${BUILTIN_SUPPORTED_ARCH}) 399 if (CAN_TARGET_${arch}) 400 # Filter out generic versions of routines that are re-implemented in 401 # architecture specific manner. This prevents multiple definitions of the 402 # same symbols, making the symbol selection non-deterministic. 403 foreach (_file ${${arch}_SOURCES}) 404 if (${_file} MATCHES ${arch}/*) 405 get_filename_component(_name ${_file} NAME) 406 string(REPLACE ".S" ".c" _cname "${_name}") 407 list(REMOVE_ITEM ${arch}_SOURCES ${_cname}) 408 endif () 409 endforeach () 410 411 add_compiler_rt_runtime(clang_rt.builtins 412 STATIC 413 ARCHS ${arch} 414 SOURCES ${${arch}_SOURCES} 415 CFLAGS ${maybe_stdc99} 416 PARENT_TARGET builtins) 417 endif () 418 endforeach () 419 endif () 420 421 add_dependencies(compiler-rt builtins) 422
