1 // RUN: %clang_cc1 -emit-llvm -o %t %s 2 // RUN: not grep __builtin %t 3 // RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple | FileCheck %s 4 5 int printf(const char *, ...); 6 7 void p(char *str, int x) { 8 printf("%s: %d\n", str, x); 9 } 10 void q(char *str, double x) { 11 printf("%s: %f\n", str, x); 12 } 13 void r(char *str, void *ptr) { 14 printf("%s: %p\n", str, ptr); 15 } 16 17 int random(void); 18 19 int main() { 20 int N = random(); 21 #define P(n,args) p(#n #args, __builtin_##n args) 22 #define Q(n,args) q(#n #args, __builtin_##n args) 23 #define R(n,args) r(#n #args, __builtin_##n args) 24 #define V(n,args) p(#n #args, (__builtin_##n args, 0)) 25 P(types_compatible_p, (int, float)); 26 P(choose_expr, (0, 10, 20)); 27 P(constant_p, (sizeof(10))); 28 P(expect, (N == 12, 0)); 29 V(prefetch, (&N)); 30 V(prefetch, (&N, 1)); 31 V(prefetch, (&N, 1, 0)); 32 33 // Numeric Constants 34 35 Q(huge_val, ()); 36 Q(huge_valf, ()); 37 Q(huge_vall, ()); 38 Q(inf, ()); 39 Q(inff, ()); 40 Q(infl, ()); 41 42 P(fpclassify, (0, 1, 2, 3, 4, 1.0)); 43 P(fpclassify, (0, 1, 2, 3, 4, 1.0f)); 44 P(fpclassify, (0, 1, 2, 3, 4, 1.0l)); 45 46 Q(nan, ("")); 47 Q(nanf, ("")); 48 Q(nanl, ("")); 49 Q(nans, ("")); 50 Q(nan, ("10")); 51 Q(nanf, ("10")); 52 Q(nanl, ("10")); 53 Q(nans, ("10")); 54 55 P(isgreater, (1., 2.)); 56 P(isgreaterequal, (1., 2.)); 57 P(isless, (1., 2.)); 58 P(islessequal, (1., 2.)); 59 P(islessgreater, (1., 2.)); 60 P(isunordered, (1., 2.)); 61 62 P(isinf, (1.)); 63 P(isinf_sign, (1.)); 64 P(isnan, (1.)); 65 66 // Bitwise & Numeric Functions 67 68 P(abs, (N)); 69 70 P(clz, (N)); 71 P(clzl, (N)); 72 P(clzll, (N)); 73 P(ctz, (N)); 74 P(ctzl, (N)); 75 P(ctzll, (N)); 76 P(ffs, (N)); 77 P(ffsl, (N)); 78 P(ffsll, (N)); 79 P(parity, (N)); 80 P(parityl, (N)); 81 P(parityll, (N)); 82 P(popcount, (N)); 83 P(popcountl, (N)); 84 P(popcountll, (N)); 85 Q(powi, (1.2f, N)); 86 Q(powif, (1.2f, N)); 87 Q(powil, (1.2f, N)); 88 89 // Lib functions 90 int a, b, n = random(); // Avoid optimizing out. 91 char s0[10], s1[] = "Hello"; 92 V(strcat, (s0, s1)); 93 V(strcmp, (s0, s1)); 94 V(strncat, (s0, s1, n)); 95 V(strchr, (s0, s1[0])); 96 V(strrchr, (s0, s1[0])); 97 V(strcpy, (s0, s1)); 98 V(strncpy, (s0, s1, n)); 99 100 // Object size checking 101 V(__memset_chk, (s0, 0, sizeof s0, n)); 102 V(__memcpy_chk, (s0, s1, sizeof s0, n)); 103 V(__memmove_chk, (s0, s1, sizeof s0, n)); 104 V(__mempcpy_chk, (s0, s1, sizeof s0, n)); 105 V(__strncpy_chk, (s0, s1, sizeof s0, n)); 106 V(__strcpy_chk, (s0, s1, n)); 107 s0[0] = 0; 108 V(__strcat_chk, (s0, s1, n)); 109 P(object_size, (s0, 0)); 110 P(object_size, (s0, 1)); 111 P(object_size, (s0, 2)); 112 P(object_size, (s0, 3)); 113 114 // Whatever 115 116 P(bswap16, (N)); 117 P(bswap32, (N)); 118 P(bswap64, (N)); 119 120 // CHECK: @llvm.bitreverse.i8 121 // CHECK: @llvm.bitreverse.i16 122 // CHECK: @llvm.bitreverse.i32 123 // CHECK: @llvm.bitreverse.i64 124 P(bitreverse8, (N)); 125 P(bitreverse16, (N)); 126 P(bitreverse32, (N)); 127 P(bitreverse64, (N)); 128 129 // FIXME 130 // V(clear_cache, (&N, &N+1)); 131 V(trap, ()); 132 R(extract_return_addr, (&N)); 133 P(signbit, (1.0)); 134 135 R(launder, (&N)); 136 137 return 0; 138 } 139 140 141 142 void foo() { 143 __builtin_strcat(0, 0); 144 } 145 146 // CHECK-LABEL: define void @bar( 147 void bar() { 148 float f; 149 double d; 150 long double ld; 151 152 // LLVM's hex representation of float constants is really unfortunate; 153 // basically it does a float-to-double "conversion" and then prints the 154 // hex form of that. That gives us weird artifacts like exponents 155 // that aren't numerically similar to the original exponent and 156 // significand bit-patterns that are offset by three bits (because 157 // the exponent was expanded from 8 bits to 11). 158 // 159 // 0xAE98 == 1010111010011000 160 // 0x15D3 == 1010111010011 161 162 f = __builtin_huge_valf(); // CHECK: float 0x7FF0000000000000 163 d = __builtin_huge_val(); // CHECK: double 0x7FF0000000000000 164 ld = __builtin_huge_vall(); // CHECK: x86_fp80 0xK7FFF8000000000000000 165 f = __builtin_nanf(""); // CHECK: float 0x7FF8000000000000 166 d = __builtin_nan(""); // CHECK: double 0x7FF8000000000000 167 ld = __builtin_nanl(""); // CHECK: x86_fp80 0xK7FFFC000000000000000 168 f = __builtin_nanf("0xAE98"); // CHECK: float 0x7FF815D300000000 169 d = __builtin_nan("0xAE98"); // CHECK: double 0x7FF800000000AE98 170 ld = __builtin_nanl("0xAE98"); // CHECK: x86_fp80 0xK7FFFC00000000000AE98 171 f = __builtin_nansf(""); // CHECK: float 0x7FF4000000000000 172 d = __builtin_nans(""); // CHECK: double 0x7FF4000000000000 173 ld = __builtin_nansl(""); // CHECK: x86_fp80 0xK7FFFA000000000000000 174 f = __builtin_nansf("0xAE98"); // CHECK: float 0x7FF015D300000000 175 d = __builtin_nans("0xAE98"); // CHECK: double 0x7FF000000000AE98 176 ld = __builtin_nansl("0xAE98");// CHECK: x86_fp80 0xK7FFF800000000000AE98 177 178 } 179 // CHECK: } 180 181 // CHECK-LABEL: define void @test_conditional_bzero 182 void test_conditional_bzero() { 183 char dst[20]; 184 int _sz = 20, len = 20; 185 return (_sz 186 ? ((_sz >= len) 187 ? __builtin_bzero(dst, len) 188 : foo()) 189 : __builtin_bzero(dst, len)); 190 // CHECK: call void @llvm.memset 191 // CHECK: call void @llvm.memset 192 // CHECK-NOT: phi 193 } 194 195 // CHECK-LABEL: define void @test_float_builtins 196 void test_float_builtins(float F, double D, long double LD) { 197 volatile int res; 198 res = __builtin_isinf(F); 199 // CHECK: call float @llvm.fabs.f32(float 200 // CHECK: fcmp oeq float {{.*}}, 0x7FF0000000000000 201 202 res = __builtin_isinf(D); 203 // CHECK: call double @llvm.fabs.f64(double 204 // CHECK: fcmp oeq double {{.*}}, 0x7FF0000000000000 205 206 res = __builtin_isinf(LD); 207 // CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80 208 // CHECK: fcmp oeq x86_fp80 {{.*}}, 0xK7FFF8000000000000000 209 210 res = __builtin_isinf_sign(F); 211 // CHECK: %[[ABS:.*]] = call float @llvm.fabs.f32(float %[[ARG:.*]]) 212 // CHECK: %[[ISINF:.*]] = fcmp oeq float %[[ABS]], 0x7FF0000000000000 213 // CHECK: %[[BITCAST:.*]] = bitcast float %[[ARG]] to i32 214 // CHECK: %[[ISNEG:.*]] = icmp slt i32 %[[BITCAST]], 0 215 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 216 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 217 218 res = __builtin_isinf_sign(D); 219 // CHECK: %[[ABS:.*]] = call double @llvm.fabs.f64(double %[[ARG:.*]]) 220 // CHECK: %[[ISINF:.*]] = fcmp oeq double %[[ABS]], 0x7FF0000000000000 221 // CHECK: %[[BITCAST:.*]] = bitcast double %[[ARG]] to i64 222 // CHECK: %[[ISNEG:.*]] = icmp slt i64 %[[BITCAST]], 0 223 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 224 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 225 226 res = __builtin_isinf_sign(LD); 227 // CHECK: %[[ABS:.*]] = call x86_fp80 @llvm.fabs.f80(x86_fp80 %[[ARG:.*]]) 228 // CHECK: %[[ISINF:.*]] = fcmp oeq x86_fp80 %[[ABS]], 0xK7FFF8000000000000000 229 // CHECK: %[[BITCAST:.*]] = bitcast x86_fp80 %[[ARG]] to i80 230 // CHECK: %[[ISNEG:.*]] = icmp slt i80 %[[BITCAST]], 0 231 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 232 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 233 234 res = __builtin_isfinite(F); 235 // CHECK: call float @llvm.fabs.f32(float 236 // CHECK: fcmp one float {{.*}}, 0x7FF0000000000000 237 238 res = finite(D); 239 // CHECK: call double @llvm.fabs.f64(double 240 // CHECK: fcmp one double {{.*}}, 0x7FF0000000000000 241 242 res = __builtin_isnormal(F); 243 // CHECK: fcmp oeq float 244 // CHECK: call float @llvm.fabs.f32(float 245 // CHECK: fcmp ult float {{.*}}, 0x7FF0000000000000 246 // CHECK: fcmp uge float {{.*}}, 0x3810000000000000 247 // CHECK: and i1 248 // CHECK: and i1 249 } 250 251 // CHECK-LABEL: define void @test_float_builtin_ops 252 void test_float_builtin_ops(float F, double D, long double LD) { 253 volatile float resf; 254 volatile double resd; 255 volatile long double resld; 256 257 resf = __builtin_fmodf(F,F); 258 // CHECK: frem float 259 260 resd = __builtin_fmod(D,D); 261 // CHECK: frem double 262 263 resld = __builtin_fmodl(LD,LD); 264 // CHECK: frem x86_fp80 265 266 resf = __builtin_fabsf(F); 267 resd = __builtin_fabs(D); 268 resld = __builtin_fabsl(LD); 269 // CHECK: call float @llvm.fabs.f32(float 270 // CHECK: call double @llvm.fabs.f64(double 271 // CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80 272 273 resf = __builtin_canonicalizef(F); 274 resd = __builtin_canonicalize(D); 275 resld = __builtin_canonicalizel(LD); 276 // CHECK: call float @llvm.canonicalize.f32(float 277 // CHECK: call double @llvm.canonicalize.f64(double 278 // CHECK: call x86_fp80 @llvm.canonicalize.f80(x86_fp80 279 280 resf = __builtin_fminf(F, F); 281 // CHECK: call float @llvm.minnum.f32 282 283 resd = __builtin_fmin(D, D); 284 // CHECK: call double @llvm.minnum.f64 285 286 resld = __builtin_fminl(LD, LD); 287 // CHECK: call x86_fp80 @llvm.minnum.f80 288 289 resf = __builtin_fmaxf(F, F); 290 // CHECK: call float @llvm.maxnum.f32 291 292 resd = __builtin_fmax(D, D); 293 // CHECK: call double @llvm.maxnum.f64 294 295 resld = __builtin_fmaxl(LD, LD); 296 // CHECK: call x86_fp80 @llvm.maxnum.f80 297 298 resf = __builtin_fabsf(F); 299 // CHECK: call float @llvm.fabs.f32 300 301 resd = __builtin_fabs(D); 302 // CHECK: call double @llvm.fabs.f64 303 304 resld = __builtin_fabsl(LD); 305 // CHECK: call x86_fp80 @llvm.fabs.f80 306 307 resf = __builtin_copysignf(F, F); 308 // CHECK: call float @llvm.copysign.f32 309 310 resd = __builtin_copysign(D, D); 311 // CHECK: call double @llvm.copysign.f64 312 313 resld = __builtin_copysignl(LD, LD); 314 // CHECK: call x86_fp80 @llvm.copysign.f80 315 316 317 resf = __builtin_ceilf(F); 318 // CHECK: call float @llvm.ceil.f32 319 320 resd = __builtin_ceil(D); 321 // CHECK: call double @llvm.ceil.f64 322 323 resld = __builtin_ceill(LD); 324 // CHECK: call x86_fp80 @llvm.ceil.f80 325 326 resf = __builtin_floorf(F); 327 // CHECK: call float @llvm.floor.f32 328 329 resd = __builtin_floor(D); 330 // CHECK: call double @llvm.floor.f64 331 332 resld = __builtin_floorl(LD); 333 // CHECK: call x86_fp80 @llvm.floor.f80 334 335 resf = __builtin_sqrtf(F); 336 // CHECK: call float @llvm.sqrt.f32( 337 338 resd = __builtin_sqrt(D); 339 // CHECK: call double @llvm.sqrt.f64( 340 341 resld = __builtin_sqrtl(LD); 342 // CHECK: call x86_fp80 @llvm.sqrt.f80 343 344 resf = __builtin_truncf(F); 345 // CHECK: call float @llvm.trunc.f32 346 347 resd = __builtin_trunc(D); 348 // CHECK: call double @llvm.trunc.f64 349 350 resld = __builtin_truncl(LD); 351 // CHECK: call x86_fp80 @llvm.trunc.f80 352 353 resf = __builtin_rintf(F); 354 // CHECK: call float @llvm.rint.f32 355 356 resd = __builtin_rint(D); 357 // CHECK: call double @llvm.rint.f64 358 359 resld = __builtin_rintl(LD); 360 // CHECK: call x86_fp80 @llvm.rint.f80 361 362 resf = __builtin_nearbyintf(F); 363 // CHECK: call float @llvm.nearbyint.f32 364 365 resd = __builtin_nearbyint(D); 366 // CHECK: call double @llvm.nearbyint.f64 367 368 resld = __builtin_nearbyintl(LD); 369 // CHECK: call x86_fp80 @llvm.nearbyint.f80 370 371 resf = __builtin_roundf(F); 372 // CHECK: call float @llvm.round.f32 373 374 resd = __builtin_round(D); 375 // CHECK: call double @llvm.round.f64 376 377 resld = __builtin_roundl(LD); 378 // CHECK: call x86_fp80 @llvm.round.f80 379 380 } 381 382 // __builtin_longjmp isn't supported on all platforms, so only test it on X86. 383 #ifdef __x86_64__ 384 385 // CHECK-LABEL: define void @test_builtin_longjmp 386 void test_builtin_longjmp(void **buffer) { 387 // CHECK: [[BITCAST:%.*]] = bitcast 388 // CHECK-NEXT: call void @llvm.eh.sjlj.longjmp(i8* [[BITCAST]]) 389 __builtin_longjmp(buffer, 1); 390 // CHECK-NEXT: unreachable 391 } 392 393 #endif 394 395 // CHECK-LABEL: define i64 @test_builtin_readcyclecounter 396 long long test_builtin_readcyclecounter() { 397 // CHECK: call i64 @llvm.readcyclecounter() 398 return __builtin_readcyclecounter(); 399 } 400 401 /// __builtin_launder should be a NOP in C since there are no vtables. 402 // CHECK-LABEL: define void @test_builtin_launder 403 void test_builtin_launder(int *p) { 404 // CHECK: [[TMP:%.*]] = load i32*, 405 // CHECK-NOT: @llvm.launder 406 // CHECK: store i32* [[TMP]], 407 int *d = __builtin_launder(p); 408 } 409 410 // Behavior of __builtin_os_log differs between platforms, so only test on X86 411 #ifdef __x86_64__ 412 413 // CHECK-LABEL: define void @test_builtin_os_log 414 // CHECK: (i8* %[[BUF:.*]], i32 %[[I:.*]], i8* %[[DATA:.*]]) 415 void test_builtin_os_log(void *buf, int i, const char *data) { 416 volatile int len; 417 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 418 // CHECK: %[[I_ADDR:.*]] = alloca i32, align 4 419 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 420 // CHECK: %[[LEN:.*]] = alloca i32, align 4 421 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 422 // CHECK: store i32 %[[I]], i32* %[[I_ADDR]], align 4 423 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 424 425 // CHECK: store volatile i32 34, i32* %[[LEN]] 426 len = __builtin_os_log_format_buffer_size("%d %{public}s %{private}.16P", i, data, data); 427 428 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]] 429 // CHECK: %[[V2:.*]] = load i32, i32* %[[I_ADDR]] 430 // CHECK: %[[V3:.*]] = load i8*, i8** %[[DATA_ADDR]] 431 // CHECK: %[[V4:.*]] = ptrtoint i8* %[[V3]] to i64 432 // CHECK: %[[V5:.*]] = load i8*, i8** %[[DATA_ADDR]] 433 // CHECK: %[[V6:.*]] = ptrtoint i8* %[[V5]] to i64 434 // CHECK: call void @__os_log_helper_1_3_4_4_0_8_34_4_17_8_49(i8* %[[V1]], i32 %[[V2]], i64 %[[V4]], i32 16, i64 %[[V6]]) 435 __builtin_os_log_format(buf, "%d %{public}s %{private}.16P", i, data, data); 436 437 // privacy annotations aren't recognized when they are preceded or followed 438 // by non-whitespace characters. 439 440 // CHECK: call void @__os_log_helper_1_2_1_8_32( 441 __builtin_os_log_format(buf, "%{xyz public}s", data); 442 443 // CHECK: call void @__os_log_helper_1_2_1_8_32( 444 __builtin_os_log_format(buf, "%{ public xyz}s", data); 445 446 // CHECK: call void @__os_log_helper_1_2_1_8_32( 447 __builtin_os_log_format(buf, "%{ public1}s", data); 448 449 // Privacy annotations do not have to be in the first comma-delimited string. 450 451 // CHECK: call void @__os_log_helper_1_2_1_8_34( 452 __builtin_os_log_format(buf, "%{ xyz, public }s", "abc"); 453 454 // CHECK: call void @__os_log_helper_1_3_1_8_33( 455 __builtin_os_log_format(buf, "%{ xyz, private }s", "abc"); 456 457 // CHECK: call void @__os_log_helper_1_3_1_8_37( 458 __builtin_os_log_format(buf, "%{ xyz, sensitive }s", "abc"); 459 460 // The strictest privacy annotation in the string wins. 461 462 // CHECK: call void @__os_log_helper_1_3_1_8_33( 463 __builtin_os_log_format(buf, "%{ private, public, private, public}s", "abc"); 464 465 // CHECK: call void @__os_log_helper_1_3_1_8_37( 466 __builtin_os_log_format(buf, "%{ private, sensitive, private, public}s", 467 "abc"); 468 469 // CHECK: store volatile i32 22, i32* %[[LEN]], align 4 470 len = __builtin_os_log_format_buffer_size("%{mask.xyz}s", "abc"); 471 472 // CHECK: call void @__os_log_helper_1_2_2_8_112_8_34(i8* {{.*}}, i64 8026488 473 __builtin_os_log_format(buf, "%{mask.xyz, public}s", "abc"); 474 475 // CHECK: call void @__os_log_helper_1_3_2_8_112_4_1(i8* {{.*}}, i64 8026488 476 __builtin_os_log_format(buf, "%{ mask.xyz, private }d", 11); 477 478 // Mask type is silently ignored. 479 // CHECK: call void @__os_log_helper_1_2_1_8_32( 480 __builtin_os_log_format(buf, "%{ mask. xyz }s", "abc"); 481 482 // CHECK: call void @__os_log_helper_1_2_1_8_32( 483 __builtin_os_log_format(buf, "%{ mask.xy z }s", "abc"); 484 } 485 486 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_3_4_4_0_8_34_4_17_8_49 487 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i64 %[[ARG1:.*]], i32 %[[ARG2:.*]], i64 %[[ARG3:.*]]) 488 489 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 490 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 491 // CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8 492 // CHECK: %[[ARG2_ADDR:.*]] = alloca i32, align 4 493 // CHECK: %[[ARG3_ADDR:.*]] = alloca i64, align 8 494 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 495 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 496 // CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8 497 // CHECK: store i32 %[[ARG2]], i32* %[[ARG2_ADDR]], align 4 498 // CHECK: store i64 %[[ARG3]], i64* %[[ARG3_ADDR]], align 8 499 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 500 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 501 // CHECK: store i8 3, i8* %[[SUMMARY]], align 1 502 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 503 // CHECK: store i8 4, i8* %[[NUMARGS]], align 1 504 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 505 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 506 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 507 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 508 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 509 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 510 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 511 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 512 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8 513 // CHECK: store i8 34, i8* %[[ARGDESCRIPTOR1]], align 1 514 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9 515 // CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1 516 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10 517 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64* 518 // CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8 519 // CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1 520 // CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 18 521 // CHECK: store i8 17, i8* %[[ARGDESCRIPTOR5]], align 1 522 // CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 19 523 // CHECK: store i8 4, i8* %[[ARGSIZE6]], align 1 524 // CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 20 525 // CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i32* 526 // CHECK: %[[V2:.*]] = load i32, i32* %[[ARG2_ADDR]], align 4 527 // CHECK: store i32 %[[V2]], i32* %[[ARGDATACAST8]], align 1 528 // CHECK: %[[ARGDESCRIPTOR9:.*]] = getelementptr i8, i8* %[[BUF]], i64 24 529 // CHECK: store i8 49, i8* %[[ARGDESCRIPTOR9]], align 1 530 // CHECK: %[[ARGSIZE10:.*]] = getelementptr i8, i8* %[[BUF]], i64 25 531 // CHECK: store i8 8, i8* %[[ARGSIZE10]], align 1 532 // CHECK: %[[ARGDATA11:.*]] = getelementptr i8, i8* %[[BUF]], i64 26 533 // CHECK: %[[ARGDATACAST12:.*]] = bitcast i8* %[[ARGDATA11]] to i64* 534 // CHECK: %[[V3:.*]] = load i64, i64* %[[ARG3_ADDR]], align 8 535 // CHECK: store i64 %[[V3]], i64* %[[ARGDATACAST12]], align 1 536 537 // CHECK-LABEL: define void @test_builtin_os_log_wide 538 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32* %[[STR:.*]]) 539 typedef int wchar_t; 540 void test_builtin_os_log_wide(void *buf, const char *data, wchar_t *str) { 541 volatile int len; 542 543 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 544 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 545 // CHECK: %[[STR_ADDR:.*]] = alloca i32*, align 8 546 // CHECK: %[[LEN:.*]] = alloca i32, align 4 547 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 548 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 549 // CHECK: store i32* %[[STR]], i32** %[[STR_ADDR]], align 8 550 551 // CHECK: store volatile i32 12, i32* %[[LEN]], align 4 552 len = __builtin_os_log_format_buffer_size("%S", str); 553 554 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 555 // CHECK: %[[V2:.*]] = load i32*, i32** %[[STR_ADDR]], align 8 556 // CHECK: %[[V3:.*]] = ptrtoint i32* %[[V2]] to i64 557 // CHECK: call void @__os_log_helper_1_2_1_8_80(i8* %[[V1]], i64 %[[V3]]) 558 559 __builtin_os_log_format(buf, "%S", str); 560 } 561 562 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_8_80 563 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]]) 564 565 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 566 // CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8 567 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 568 // CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8 569 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 570 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 571 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 572 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 573 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 574 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 575 // CHECK: store i8 80, i8* %[[ARGDESCRIPTOR]], align 1 576 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 577 // CHECK: store i8 8, i8* %[[ARGSIZE]], align 1 578 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 579 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64* 580 // CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8 581 // CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1 582 583 // CHECK-LABEL: define void @test_builtin_os_log_precision_width 584 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32 %[[PRECISION:.*]], i32 %[[WIDTH:.*]]) 585 void test_builtin_os_log_precision_width(void *buf, const char *data, 586 int precision, int width) { 587 volatile int len; 588 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 589 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 590 // CHECK: %[[PRECISION_ADDR:.*]] = alloca i32, align 4 591 // CHECK: %[[WIDTH_ADDR:.*]] = alloca i32, align 4 592 // CHECK: %[[LEN:.*]] = alloca i32, align 4 593 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 594 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 595 // CHECK: store i32 %[[PRECISION]], i32* %[[PRECISION_ADDR]], align 4 596 // CHECK: store i32 %[[WIDTH]], i32* %[[WIDTH_ADDR]], align 4 597 598 // CHECK: store volatile i32 24, i32* %[[LEN]], align 4 599 len = __builtin_os_log_format_buffer_size("Hello %*.*s World", precision, width, data); 600 601 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 602 // CHECK: %[[V2:.*]] = load i32, i32* %[[PRECISION_ADDR]], align 4 603 // CHECK: %[[V3:.*]] = load i32, i32* %[[WIDTH_ADDR]], align 4 604 // CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA_ADDR]], align 8 605 // CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64 606 // CHECK: call void @__os_log_helper_1_2_3_4_0_4_16_8_32(i8* %[[V1]], i32 %[[V2]], i32 %[[V3]], i64 %[[V5]]) 607 __builtin_os_log_format(buf, "Hello %*.*s World", precision, width, data); 608 } 609 610 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_3_4_0_4_16_8_32 611 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i32 %[[ARG1:.*]], i64 %[[ARG2:.*]]) 612 613 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 614 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 615 // CHECK: %[[ARG1_ADDR:.*]] = alloca i32, align 4 616 // CHECK: %[[ARG2_ADDR:.*]] = alloca i64, align 8 617 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 618 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 619 // CHECK: store i32 %[[ARG1]], i32* %[[ARG1_ADDR]], align 4 620 // CHECK: store i64 %[[ARG2]], i64* %[[ARG2_ADDR]], align 8 621 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 622 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 623 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 624 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 625 // CHECK: store i8 3, i8* %[[NUMARGS]], align 1 626 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 627 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 628 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 629 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 630 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 631 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 632 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 633 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 634 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8 635 // CHECK: store i8 16, i8* %[[ARGDESCRIPTOR1]], align 1 636 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9 637 // CHECK: store i8 4, i8* %[[ARGSIZE2]], align 1 638 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10 639 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i32* 640 // CHECK: %[[V1:.*]] = load i32, i32* %[[ARG1_ADDR]], align 4 641 // CHECK: store i32 %[[V1]], i32* %[[ARGDATACAST4]], align 1 642 // CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 14 643 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR5]], align 1 644 // CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 15 645 // CHECK: store i8 8, i8* %[[ARGSIZE6]], align 1 646 // CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 16 647 // CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i64* 648 // CHECK: %[[V2:.*]] = load i64, i64* %[[ARG2_ADDR]], align 8 649 // CHECK: store i64 %[[V2]], i64* %[[ARGDATACAST8]], align 1 650 651 // CHECK-LABEL: define void @test_builtin_os_log_invalid 652 // CHECK: (i8* %[[BUF:.*]], i32 %[[DATA:.*]]) 653 void test_builtin_os_log_invalid(void *buf, int data) { 654 volatile int len; 655 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 656 // CHECK: %[[DATA_ADDR:.*]] = alloca i32, align 4 657 // CHECK: %[[LEN:.*]] = alloca i32, align 4 658 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 659 // CHECK: store i32 %[[DATA]], i32* %[[DATA_ADDR]], align 4 660 661 // CHECK: store volatile i32 8, i32* %[[LEN]], align 4 662 len = __builtin_os_log_format_buffer_size("invalid specifier %: %d even a trailing one%", data); 663 664 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 665 // CHECK: %[[V2:.*]] = load i32, i32* %[[DATA_ADDR]], align 4 666 // CHECK: call void @__os_log_helper_1_0_1_4_0(i8* %[[V1]], i32 %[[V2]]) 667 668 __builtin_os_log_format(buf, "invalid specifier %: %d even a trailing one%", data); 669 } 670 671 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_4_0 672 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]]) 673 674 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 675 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 676 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 677 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 678 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 679 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 680 // CHECK: store i8 0, i8* %[[SUMMARY]], align 1 681 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 682 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 683 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 684 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 685 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 686 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 687 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 688 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 689 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 690 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 691 692 // CHECK-LABEL: define void @test_builtin_os_log_percent 693 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA1:.*]], i8* %[[DATA2:.*]]) 694 // Check that the %% which does not consume any argument is correctly handled 695 void test_builtin_os_log_percent(void *buf, const char *data1, const char *data2) { 696 volatile int len; 697 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 698 // CHECK: %[[DATA1_ADDR:.*]] = alloca i8*, align 8 699 // CHECK: %[[DATA2_ADDR:.*]] = alloca i8*, align 8 700 // CHECK: %[[LEN:.*]] = alloca i32, align 4 701 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 702 // CHECK: store i8* %[[DATA1]], i8** %[[DATA1_ADDR]], align 8 703 // CHECK: store i8* %[[DATA2]], i8** %[[DATA2_ADDR]], align 8 704 // CHECK: store volatile i32 22, i32* %[[LEN]], align 4 705 706 len = __builtin_os_log_format_buffer_size("%s %% %s", data1, data2); 707 708 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 709 // CHECK: %[[V2:.*]] = load i8*, i8** %[[DATA1_ADDR]], align 8 710 // CHECK: %[[V3:.*]] = ptrtoint i8* %[[V2]] to i64 711 // CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA2_ADDR]], align 8 712 // CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64 713 // CHECK: call void @__os_log_helper_1_2_2_8_32_8_32(i8* %[[V1]], i64 %[[V3]], i64 %[[V5]]) 714 715 __builtin_os_log_format(buf, "%s %% %s", data1, data2); 716 } 717 718 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_2_8_32_8_32 719 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]], i64 %[[ARG1:.*]]) 720 721 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 722 // CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8 723 // CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8 724 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 725 // CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8 726 // CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8 727 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 728 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 729 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 730 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 731 // CHECK: store i8 2, i8* %[[NUMARGS]], align 1 732 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 733 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR]], align 1 734 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 735 // CHECK: store i8 8, i8* %[[ARGSIZE]], align 1 736 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 737 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64* 738 // CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8 739 // CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1 740 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 12 741 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR1]], align 1 742 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 13 743 // CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1 744 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 14 745 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64* 746 // CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8 747 // CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1 748 749 // Check that the following two functions call the same helper function. 750 751 // CHECK-LABEL: define void @test_builtin_os_log_merge_helper0 752 // CHECK: call void @__os_log_helper_1_0_2_4_0_8_0( 753 void test_builtin_os_log_merge_helper0(void *buf, int i, double d) { 754 __builtin_os_log_format(buf, "%d %f", i, d); 755 } 756 757 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_2_4_0_8_0( 758 759 // CHECK-LABEL: define void @test_builtin_os_log_merge_helper1 760 // CHECK: call void @__os_log_helper_1_0_2_4_0_8_0( 761 void test_builtin_os_log_merge_helper1(void *buf, unsigned u, long long ll) { 762 __builtin_os_log_format(buf, "%u %lld", u, ll); 763 } 764 765 // Check that this function doesn't write past the end of array 'buf'. 766 767 // CHECK-LABEL: define void @test_builtin_os_log_errno 768 void test_builtin_os_log_errno() { 769 // CHECK-NOT: @stacksave 770 // CHECK: %[[BUF:.*]] = alloca [4 x i8], align 1 771 // CHECK: %[[DECAY:.*]] = getelementptr inbounds [4 x i8], [4 x i8]* %[[BUF]], i32 0, i32 0 772 // CHECK: call void @__os_log_helper_1_2_1_0_96(i8* %[[DECAY]]) 773 // CHECK-NOT: @stackrestore 774 775 char buf[__builtin_os_log_format_buffer_size("%m")]; 776 __builtin_os_log_format(buf, "%m"); 777 } 778 779 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_0_96 780 // CHECK: (i8* %[[BUFFER:.*]]) 781 782 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 783 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 784 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 785 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 786 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 787 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 788 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 789 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 790 // CHECK: store i8 96, i8* %[[ARGDESCRIPTOR]], align 1 791 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 792 // CHECK: store i8 0, i8* %[[ARGSIZE]], align 1 793 // CHECK-NEXT: ret void 794 795 // CHECK-LABEL: define void @test_builtin_os_log_long_double 796 // CHECK: (i8* %[[BUF:.*]], x86_fp80 %[[LD:.*]]) 797 void test_builtin_os_log_long_double(void *buf, long double ld) { 798 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 799 // CHECK: %[[LD_ADDR:.*]] = alloca x86_fp80, align 16 800 // CHECK: %[[COERCE:.*]] = alloca i128, align 16 801 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 802 // CHECK: store x86_fp80 %[[LD]], x86_fp80* %[[LD_ADDR]], align 16 803 // CHECK: %[[V0:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 804 // CHECK: %[[V1:.*]] = load x86_fp80, x86_fp80* %[[LD_ADDR]], align 16 805 // CHECK: %[[V2:.*]] = bitcast x86_fp80 %[[V1]] to i80 806 // CHECK: %[[V3:.*]] = zext i80 %[[V2]] to i128 807 // CHECK: store i128 %[[V3]], i128* %[[COERCE]], align 16 808 // CHECK: %[[V4:.*]] = bitcast i128* %[[COERCE]] to { i64, i64 }* 809 // CHECK: %[[V5:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 0 810 // CHECK: %[[V6:.*]] = load i64, i64* %[[V5]], align 16 811 // CHECK: %[[V7:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 1 812 // CHECK: %[[V8:.*]] = load i64, i64* %[[V7]], align 8 813 // CHECK: call void @__os_log_helper_1_0_1_16_0(i8* %[[V0]], i64 %[[V6]], i64 %[[V8]]) 814 815 __builtin_os_log_format(buf, "%Lf", ld); 816 } 817 818 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_16_0 819 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0_COERCE0:.*]], i64 %[[ARG0_COERCE1:.*]]) 820 821 // CHECK: %[[ARG0:.*]] = alloca i128, align 16 822 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 823 // CHECK: %[[ARG0_ADDR:.*]] = alloca i128, align 16 824 // CHECK: %[[V0:.*]] = bitcast i128* %[[ARG0]] to { i64, i64 }* 825 // CHECK: %[[V1:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 0 826 // CHECK: store i64 %[[ARG0_COERCE0]], i64* %[[V1]], align 16 827 // CHECK: %[[V2:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 1 828 // CHECK: store i64 %[[ARG0_COERCE1]], i64* %[[V2]], align 8 829 // CHECK: %[[ARG01:.*]] = load i128, i128* %[[ARG0]], align 16 830 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 831 // CHECK: store i128 %[[ARG01]], i128* %[[ARG0_ADDR]], align 16 832 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 833 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 834 // CHECK: store i8 0, i8* %[[SUMMARY]], align 1 835 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 836 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 837 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 838 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 839 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 840 // CHECK: store i8 16, i8* %[[ARGSIZE]], align 1 841 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 842 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i128* 843 // CHECK: %[[V3:.*]] = load i128, i128* %[[ARG0_ADDR]], align 16 844 // CHECK: store i128 %[[V3]], i128* %[[ARGDATACAST]], align 1 845 846 #endif 847