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(strdup, (s0)); 95 V(strncat, (s0, s1, n)); 96 V(strndup, (s0, n)); 97 V(strchr, (s0, s1[0])); 98 V(strrchr, (s0, s1[0])); 99 V(strcpy, (s0, s1)); 100 V(strncpy, (s0, s1, n)); 101 V(sprintf, (s0, "%s", s1)); 102 V(snprintf, (s0, n, "%s", s1)); 103 104 // Object size checking 105 V(__memset_chk, (s0, 0, sizeof s0, n)); 106 V(__memcpy_chk, (s0, s1, sizeof s0, n)); 107 V(__memmove_chk, (s0, s1, sizeof s0, n)); 108 V(__mempcpy_chk, (s0, s1, sizeof s0, n)); 109 V(__strncpy_chk, (s0, s1, sizeof s0, n)); 110 V(__strcpy_chk, (s0, s1, n)); 111 s0[0] = 0; 112 V(__strcat_chk, (s0, s1, n)); 113 P(object_size, (s0, 0)); 114 P(object_size, (s0, 1)); 115 P(object_size, (s0, 2)); 116 P(object_size, (s0, 3)); 117 118 // Whatever 119 120 P(bswap16, (N)); 121 P(bswap32, (N)); 122 P(bswap64, (N)); 123 124 // CHECK: @llvm.bitreverse.i8 125 // CHECK: @llvm.bitreverse.i16 126 // CHECK: @llvm.bitreverse.i32 127 // CHECK: @llvm.bitreverse.i64 128 P(bitreverse8, (N)); 129 P(bitreverse16, (N)); 130 P(bitreverse32, (N)); 131 P(bitreverse64, (N)); 132 133 // FIXME 134 // V(clear_cache, (&N, &N+1)); 135 V(trap, ()); 136 R(extract_return_addr, (&N)); 137 P(signbit, (1.0)); 138 139 R(launder, (&N)); 140 141 return 0; 142 } 143 144 145 146 void foo() { 147 __builtin_strcat(0, 0); 148 } 149 150 // CHECK-LABEL: define{{.*}} void @bar( 151 void bar() { 152 float f; 153 double d; 154 long double ld; 155 156 // LLVM's hex representation of float constants is really unfortunate; 157 // basically it does a float-to-double "conversion" and then prints the 158 // hex form of that. That gives us weird artifacts like exponents 159 // that aren't numerically similar to the original exponent and 160 // significand bit-patterns that are offset by three bits (because 161 // the exponent was expanded from 8 bits to 11). 162 // 163 // 0xAE98 == 1010111010011000 164 // 0x15D3 == 1010111010011 165 166 f = __builtin_huge_valf(); // CHECK: float 0x7FF0000000000000 167 d = __builtin_huge_val(); // CHECK: double 0x7FF0000000000000 168 ld = __builtin_huge_vall(); // CHECK: x86_fp80 0xK7FFF8000000000000000 169 f = __builtin_nanf(""); // CHECK: float 0x7FF8000000000000 170 d = __builtin_nan(""); // CHECK: double 0x7FF8000000000000 171 ld = __builtin_nanl(""); // CHECK: x86_fp80 0xK7FFFC000000000000000 172 f = __builtin_nanf("0xAE98"); // CHECK: float 0x7FF815D300000000 173 d = __builtin_nan("0xAE98"); // CHECK: double 0x7FF800000000AE98 174 ld = __builtin_nanl("0xAE98"); // CHECK: x86_fp80 0xK7FFFC00000000000AE98 175 f = __builtin_nansf(""); // CHECK: float 0x7FF4000000000000 176 d = __builtin_nans(""); // CHECK: double 0x7FF4000000000000 177 ld = __builtin_nansl(""); // CHECK: x86_fp80 0xK7FFFA000000000000000 178 f = __builtin_nansf("0xAE98"); // CHECK: float 0x7FF015D300000000 179 d = __builtin_nans("0xAE98"); // CHECK: double 0x7FF000000000AE98 180 ld = __builtin_nansl("0xAE98");// CHECK: x86_fp80 0xK7FFF800000000000AE98 181 182 } 183 // CHECK: } 184 185 // CHECK-LABEL: define{{.*}} void @test_conditional_bzero 186 void test_conditional_bzero() { 187 char dst[20]; 188 int _sz = 20, len = 20; 189 return (_sz 190 ? ((_sz >= len) 191 ? __builtin_bzero(dst, len) 192 : foo()) 193 : __builtin_bzero(dst, len)); 194 // CHECK: call void @llvm.memset 195 // CHECK: call void @llvm.memset 196 // CHECK-NOT: phi 197 } 198 199 // CHECK-LABEL: define{{.*}} void @test_float_builtins 200 void test_float_builtins(__fp16 *H, float F, double D, long double LD) { 201 volatile int res; 202 res = __builtin_isinf(*H); 203 // CHECK: call half @llvm.fabs.f16(half 204 // CHECK: fcmp oeq half {{.*}}, 0xH7C00 205 206 res = __builtin_isinf(F); 207 // CHECK: call float @llvm.fabs.f32(float 208 // CHECK: fcmp oeq float {{.*}}, 0x7FF0000000000000 209 210 res = __builtin_isinf(D); 211 // CHECK: call double @llvm.fabs.f64(double 212 // CHECK: fcmp oeq double {{.*}}, 0x7FF0000000000000 213 214 res = __builtin_isinf(LD); 215 // CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80 216 // CHECK: fcmp oeq x86_fp80 {{.*}}, 0xK7FFF8000000000000000 217 218 res = __builtin_isinf_sign(*H); 219 // CHECK: %[[ABS:.*]] = call half @llvm.fabs.f16(half %[[ARG:.*]]) 220 // CHECK: %[[ISINF:.*]] = fcmp oeq half %[[ABS]], 0xH7C00 221 // CHECK: %[[BITCAST:.*]] = bitcast half %[[ARG]] to i16 222 // CHECK: %[[ISNEG:.*]] = icmp slt i16 %[[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(F); 227 // CHECK: %[[ABS:.*]] = call float @llvm.fabs.f32(float %[[ARG:.*]]) 228 // CHECK: %[[ISINF:.*]] = fcmp oeq float %[[ABS]], 0x7FF0000000000000 229 // CHECK: %[[BITCAST:.*]] = bitcast float %[[ARG]] to i32 230 // CHECK: %[[ISNEG:.*]] = icmp slt i32 %[[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_isinf_sign(D); 235 // CHECK: %[[ABS:.*]] = call double @llvm.fabs.f64(double %[[ARG:.*]]) 236 // CHECK: %[[ISINF:.*]] = fcmp oeq double %[[ABS]], 0x7FF0000000000000 237 // CHECK: %[[BITCAST:.*]] = bitcast double %[[ARG]] to i64 238 // CHECK: %[[ISNEG:.*]] = icmp slt i64 %[[BITCAST]], 0 239 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 240 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 241 242 res = __builtin_isinf_sign(LD); 243 // CHECK: %[[ABS:.*]] = call x86_fp80 @llvm.fabs.f80(x86_fp80 %[[ARG:.*]]) 244 // CHECK: %[[ISINF:.*]] = fcmp oeq x86_fp80 %[[ABS]], 0xK7FFF8000000000000000 245 // CHECK: %[[BITCAST:.*]] = bitcast x86_fp80 %[[ARG]] to i80 246 // CHECK: %[[ISNEG:.*]] = icmp slt i80 %[[BITCAST]], 0 247 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 248 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 249 250 res = __builtin_isfinite(*H); 251 // CHECK: call half @llvm.fabs.f16(half 252 // CHECK: fcmp one half {{.*}}, 0xH7C00 253 254 res = __builtin_isfinite(F); 255 // CHECK: call float @llvm.fabs.f32(float 256 // CHECK: fcmp one float {{.*}}, 0x7FF0000000000000 257 258 res = finite(D); 259 // CHECK: call double @llvm.fabs.f64(double 260 // CHECK: fcmp one double {{.*}}, 0x7FF0000000000000 261 262 res = __builtin_isnormal(*H); 263 // CHECK: fcmp oeq half 264 // CHECK: call half @llvm.fabs.f16(half 265 // CHECK: fcmp ult half {{.*}}, 0xH7C00 266 // CHECK: fcmp uge half {{.*}}, 0xH0400 267 // CHECK: and i1 268 // CHECK: and i1 269 270 res = __builtin_isnormal(F); 271 // CHECK: fcmp oeq float 272 // CHECK: call float @llvm.fabs.f32(float 273 // CHECK: fcmp ult float {{.*}}, 0x7FF0000000000000 274 // CHECK: fcmp uge float {{.*}}, 0x3810000000000000 275 // CHECK: and i1 276 // CHECK: and i1 277 278 res = __builtin_flt_rounds(); 279 // CHECK: call i32 @llvm.flt.rounds( 280 } 281 282 // CHECK-LABEL: define{{.*}} void @test_float_builtin_ops 283 void test_float_builtin_ops(float F, double D, long double LD) { 284 volatile float resf; 285 volatile double resd; 286 volatile long double resld; 287 volatile long int resli; 288 volatile long long int reslli; 289 290 resf = __builtin_fmodf(F,F); 291 // CHECK: frem float 292 293 resd = __builtin_fmod(D,D); 294 // CHECK: frem double 295 296 resld = __builtin_fmodl(LD,LD); 297 // CHECK: frem x86_fp80 298 299 resf = __builtin_fabsf(F); 300 resd = __builtin_fabs(D); 301 resld = __builtin_fabsl(LD); 302 // CHECK: call float @llvm.fabs.f32(float 303 // CHECK: call double @llvm.fabs.f64(double 304 // CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80 305 306 resf = __builtin_canonicalizef(F); 307 resd = __builtin_canonicalize(D); 308 resld = __builtin_canonicalizel(LD); 309 // CHECK: call float @llvm.canonicalize.f32(float 310 // CHECK: call double @llvm.canonicalize.f64(double 311 // CHECK: call x86_fp80 @llvm.canonicalize.f80(x86_fp80 312 313 resf = __builtin_fminf(F, F); 314 // CHECK: call float @llvm.minnum.f32 315 316 resd = __builtin_fmin(D, D); 317 // CHECK: call double @llvm.minnum.f64 318 319 resld = __builtin_fminl(LD, LD); 320 // CHECK: call x86_fp80 @llvm.minnum.f80 321 322 resf = __builtin_fmaxf(F, F); 323 // CHECK: call float @llvm.maxnum.f32 324 325 resd = __builtin_fmax(D, D); 326 // CHECK: call double @llvm.maxnum.f64 327 328 resld = __builtin_fmaxl(LD, LD); 329 // CHECK: call x86_fp80 @llvm.maxnum.f80 330 331 resf = __builtin_fabsf(F); 332 // CHECK: call float @llvm.fabs.f32 333 334 resd = __builtin_fabs(D); 335 // CHECK: call double @llvm.fabs.f64 336 337 resld = __builtin_fabsl(LD); 338 // CHECK: call x86_fp80 @llvm.fabs.f80 339 340 resf = __builtin_copysignf(F, F); 341 // CHECK: call float @llvm.copysign.f32 342 343 resd = __builtin_copysign(D, D); 344 // CHECK: call double @llvm.copysign.f64 345 346 resld = __builtin_copysignl(LD, LD); 347 // CHECK: call x86_fp80 @llvm.copysign.f80 348 349 350 resf = __builtin_ceilf(F); 351 // CHECK: call float @llvm.ceil.f32 352 353 resd = __builtin_ceil(D); 354 // CHECK: call double @llvm.ceil.f64 355 356 resld = __builtin_ceill(LD); 357 // CHECK: call x86_fp80 @llvm.ceil.f80 358 359 resf = __builtin_floorf(F); 360 // CHECK: call float @llvm.floor.f32 361 362 resd = __builtin_floor(D); 363 // CHECK: call double @llvm.floor.f64 364 365 resld = __builtin_floorl(LD); 366 // CHECK: call x86_fp80 @llvm.floor.f80 367 368 resf = __builtin_sqrtf(F); 369 // CHECK: call float @llvm.sqrt.f32( 370 371 resd = __builtin_sqrt(D); 372 // CHECK: call double @llvm.sqrt.f64( 373 374 resld = __builtin_sqrtl(LD); 375 // CHECK: call x86_fp80 @llvm.sqrt.f80 376 377 resf = __builtin_truncf(F); 378 // CHECK: call float @llvm.trunc.f32 379 380 resd = __builtin_trunc(D); 381 // CHECK: call double @llvm.trunc.f64 382 383 resld = __builtin_truncl(LD); 384 // CHECK: call x86_fp80 @llvm.trunc.f80 385 386 resf = __builtin_rintf(F); 387 // CHECK: call float @llvm.rint.f32 388 389 resd = __builtin_rint(D); 390 // CHECK: call double @llvm.rint.f64 391 392 resld = __builtin_rintl(LD); 393 // CHECK: call x86_fp80 @llvm.rint.f80 394 395 resf = __builtin_nearbyintf(F); 396 // CHECK: call float @llvm.nearbyint.f32 397 398 resd = __builtin_nearbyint(D); 399 // CHECK: call double @llvm.nearbyint.f64 400 401 resld = __builtin_nearbyintl(LD); 402 // CHECK: call x86_fp80 @llvm.nearbyint.f80 403 404 resf = __builtin_roundf(F); 405 // CHECK: call float @llvm.round.f32 406 407 resd = __builtin_round(D); 408 // CHECK: call double @llvm.round.f64 409 410 resld = __builtin_roundl(LD); 411 // CHECK: call x86_fp80 @llvm.round.f80 412 413 resli = __builtin_lroundf (F); 414 // CHECK: call i64 @llvm.lround.i64.f32 415 416 resli = __builtin_lround (D); 417 // CHECK: call i64 @llvm.lround.i64.f64 418 419 resli = __builtin_lroundl (LD); 420 // CHECK: call i64 @llvm.lround.i64.f80 421 422 resli = __builtin_lrintf (F); 423 // CHECK: call i64 @llvm.lrint.i64.f32 424 425 resli = __builtin_lrint (D); 426 // CHECK: call i64 @llvm.lrint.i64.f64 427 428 resli = __builtin_lrintl (LD); 429 // CHECK: call i64 @llvm.lrint.i64.f80 430 } 431 432 // __builtin_longjmp isn't supported on all platforms, so only test it on X86. 433 #ifdef __x86_64__ 434 435 // CHECK-LABEL: define{{.*}} void @test_builtin_longjmp 436 void test_builtin_longjmp(void **buffer) { 437 // CHECK: [[BITCAST:%.*]] = bitcast 438 // CHECK-NEXT: call void @llvm.eh.sjlj.longjmp(i8* [[BITCAST]]) 439 __builtin_longjmp(buffer, 1); 440 // CHECK-NEXT: unreachable 441 } 442 443 #endif 444 445 // CHECK-LABEL: define{{.*}} void @test_memory_builtins 446 void test_memory_builtins(int n) { 447 // CHECK: call i8* @malloc 448 void * p = __builtin_malloc(n); 449 // CHECK: call void @free 450 __builtin_free(p); 451 // CHECK: call i8* @calloc 452 p = __builtin_calloc(1, n); 453 // CHECK: call i8* @realloc 454 p = __builtin_realloc(p, n); 455 // CHECK: call void @free 456 __builtin_free(p); 457 } 458 459 // CHECK-LABEL: define{{.*}} i64 @test_builtin_readcyclecounter 460 long long test_builtin_readcyclecounter() { 461 // CHECK: call i64 @llvm.readcyclecounter() 462 return __builtin_readcyclecounter(); 463 } 464 465 /// __builtin_launder should be a NOP in C since there are no vtables. 466 // CHECK-LABEL: define{{.*}} void @test_builtin_launder 467 void test_builtin_launder(int *p) { 468 // CHECK: [[TMP:%.*]] = load i32*, 469 // CHECK-NOT: @llvm.launder 470 // CHECK: store i32* [[TMP]], 471 int *d = __builtin_launder(p); 472 } 473 474 // __warn_memset_zero_len should be NOP, see https://sourceware.org/bugzilla/show_bug.cgi?id=25399 475 // CHECK-LABEL: define{{.*}} void @test___warn_memset_zero_len 476 void test___warn_memset_zero_len() { 477 // CHECK-NOT: @__warn_memset_zero_len 478 __warn_memset_zero_len(); 479 } 480 481 // Behavior of __builtin_os_log differs between platforms, so only test on X86 482 #ifdef __x86_64__ 483 484 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log 485 // CHECK: (i8* %[[BUF:.*]], i32 %[[I:.*]], i8* %[[DATA:.*]]) 486 void test_builtin_os_log(void *buf, int i, const char *data) { 487 volatile int len; 488 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 489 // CHECK: %[[I_ADDR:.*]] = alloca i32, align 4 490 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 491 // CHECK: %[[LEN:.*]] = alloca i32, align 4 492 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 493 // CHECK: store i32 %[[I]], i32* %[[I_ADDR]], align 4 494 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 495 496 // CHECK: store volatile i32 34, i32* %[[LEN]] 497 len = __builtin_os_log_format_buffer_size("%d %{public}s %{private}.16P", i, data, data); 498 499 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]] 500 // CHECK: %[[V2:.*]] = load i32, i32* %[[I_ADDR]] 501 // CHECK: %[[V3:.*]] = load i8*, i8** %[[DATA_ADDR]] 502 // CHECK: %[[V4:.*]] = ptrtoint i8* %[[V3]] to i64 503 // CHECK: %[[V5:.*]] = load i8*, i8** %[[DATA_ADDR]] 504 // CHECK: %[[V6:.*]] = ptrtoint i8* %[[V5]] to i64 505 // 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]]) 506 __builtin_os_log_format(buf, "%d %{public}s %{private}.16P", i, data, data); 507 508 // privacy annotations aren't recognized when they are preceded or followed 509 // by non-whitespace characters. 510 511 // CHECK: call void @__os_log_helper_1_2_1_8_32( 512 __builtin_os_log_format(buf, "%{xyz public}s", data); 513 514 // CHECK: call void @__os_log_helper_1_2_1_8_32( 515 __builtin_os_log_format(buf, "%{ public xyz}s", data); 516 517 // CHECK: call void @__os_log_helper_1_2_1_8_32( 518 __builtin_os_log_format(buf, "%{ public1}s", data); 519 520 // Privacy annotations do not have to be in the first comma-delimited string. 521 522 // CHECK: call void @__os_log_helper_1_2_1_8_34( 523 __builtin_os_log_format(buf, "%{ xyz, public }s", "abc"); 524 525 // CHECK: call void @__os_log_helper_1_3_1_8_33( 526 __builtin_os_log_format(buf, "%{ xyz, private }s", "abc"); 527 528 // CHECK: call void @__os_log_helper_1_3_1_8_37( 529 __builtin_os_log_format(buf, "%{ xyz, sensitive }s", "abc"); 530 531 // The strictest privacy annotation in the string wins. 532 533 // CHECK: call void @__os_log_helper_1_3_1_8_33( 534 __builtin_os_log_format(buf, "%{ private, public, private, public}s", "abc"); 535 536 // CHECK: call void @__os_log_helper_1_3_1_8_37( 537 __builtin_os_log_format(buf, "%{ private, sensitive, private, public}s", 538 "abc"); 539 540 // CHECK: store volatile i32 22, i32* %[[LEN]], align 4 541 len = __builtin_os_log_format_buffer_size("%{mask.xyz}s", "abc"); 542 543 // CHECK: call void @__os_log_helper_1_2_2_8_112_8_34(i8* {{.*}}, i64 8026488 544 __builtin_os_log_format(buf, "%{mask.xyz, public}s", "abc"); 545 546 // CHECK: call void @__os_log_helper_1_3_2_8_112_4_1(i8* {{.*}}, i64 8026488 547 __builtin_os_log_format(buf, "%{ mask.xyz, private }d", 11); 548 549 // Mask type is silently ignored. 550 // CHECK: call void @__os_log_helper_1_2_1_8_32( 551 __builtin_os_log_format(buf, "%{ mask. xyz }s", "abc"); 552 553 // CHECK: call void @__os_log_helper_1_2_1_8_32( 554 __builtin_os_log_format(buf, "%{ mask.xy z }s", "abc"); 555 } 556 557 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_3_4_4_0_8_34_4_17_8_49 558 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i64 %[[ARG1:.*]], i32 %[[ARG2:.*]], i64 %[[ARG3:.*]]) 559 560 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 561 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 562 // CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8 563 // CHECK: %[[ARG2_ADDR:.*]] = alloca i32, align 4 564 // CHECK: %[[ARG3_ADDR:.*]] = alloca i64, align 8 565 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 566 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 567 // CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8 568 // CHECK: store i32 %[[ARG2]], i32* %[[ARG2_ADDR]], align 4 569 // CHECK: store i64 %[[ARG3]], i64* %[[ARG3_ADDR]], align 8 570 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 571 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 572 // CHECK: store i8 3, i8* %[[SUMMARY]], align 1 573 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 574 // CHECK: store i8 4, i8* %[[NUMARGS]], align 1 575 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 576 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 577 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 578 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 579 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 580 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 581 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 582 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 583 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8 584 // CHECK: store i8 34, i8* %[[ARGDESCRIPTOR1]], align 1 585 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9 586 // CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1 587 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10 588 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64* 589 // CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8 590 // CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1 591 // CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 18 592 // CHECK: store i8 17, i8* %[[ARGDESCRIPTOR5]], align 1 593 // CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 19 594 // CHECK: store i8 4, i8* %[[ARGSIZE6]], align 1 595 // CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 20 596 // CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i32* 597 // CHECK: %[[V2:.*]] = load i32, i32* %[[ARG2_ADDR]], align 4 598 // CHECK: store i32 %[[V2]], i32* %[[ARGDATACAST8]], align 1 599 // CHECK: %[[ARGDESCRIPTOR9:.*]] = getelementptr i8, i8* %[[BUF]], i64 24 600 // CHECK: store i8 49, i8* %[[ARGDESCRIPTOR9]], align 1 601 // CHECK: %[[ARGSIZE10:.*]] = getelementptr i8, i8* %[[BUF]], i64 25 602 // CHECK: store i8 8, i8* %[[ARGSIZE10]], align 1 603 // CHECK: %[[ARGDATA11:.*]] = getelementptr i8, i8* %[[BUF]], i64 26 604 // CHECK: %[[ARGDATACAST12:.*]] = bitcast i8* %[[ARGDATA11]] to i64* 605 // CHECK: %[[V3:.*]] = load i64, i64* %[[ARG3_ADDR]], align 8 606 // CHECK: store i64 %[[V3]], i64* %[[ARGDATACAST12]], align 1 607 608 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_wide 609 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32* %[[STR:.*]]) 610 typedef int wchar_t; 611 void test_builtin_os_log_wide(void *buf, const char *data, wchar_t *str) { 612 volatile int len; 613 614 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 615 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 616 // CHECK: %[[STR_ADDR:.*]] = alloca i32*, align 8 617 // CHECK: %[[LEN:.*]] = alloca i32, align 4 618 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 619 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 620 // CHECK: store i32* %[[STR]], i32** %[[STR_ADDR]], align 8 621 622 // CHECK: store volatile i32 12, i32* %[[LEN]], align 4 623 len = __builtin_os_log_format_buffer_size("%S", str); 624 625 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 626 // CHECK: %[[V2:.*]] = load i32*, i32** %[[STR_ADDR]], align 8 627 // CHECK: %[[V3:.*]] = ptrtoint i32* %[[V2]] to i64 628 // CHECK: call void @__os_log_helper_1_2_1_8_80(i8* %[[V1]], i64 %[[V3]]) 629 630 __builtin_os_log_format(buf, "%S", str); 631 } 632 633 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_8_80 634 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]]) 635 636 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 637 // CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8 638 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 639 // CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8 640 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 641 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 642 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 643 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 644 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 645 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 646 // CHECK: store i8 80, i8* %[[ARGDESCRIPTOR]], align 1 647 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 648 // CHECK: store i8 8, i8* %[[ARGSIZE]], align 1 649 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 650 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64* 651 // CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8 652 // CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1 653 654 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_precision_width 655 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32 %[[PRECISION:.*]], i32 %[[WIDTH:.*]]) 656 void test_builtin_os_log_precision_width(void *buf, const char *data, 657 int precision, int width) { 658 volatile int len; 659 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 660 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 661 // CHECK: %[[PRECISION_ADDR:.*]] = alloca i32, align 4 662 // CHECK: %[[WIDTH_ADDR:.*]] = alloca i32, align 4 663 // CHECK: %[[LEN:.*]] = alloca i32, align 4 664 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 665 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 666 // CHECK: store i32 %[[PRECISION]], i32* %[[PRECISION_ADDR]], align 4 667 // CHECK: store i32 %[[WIDTH]], i32* %[[WIDTH_ADDR]], align 4 668 669 // CHECK: store volatile i32 24, i32* %[[LEN]], align 4 670 len = __builtin_os_log_format_buffer_size("Hello %*.*s World", precision, width, data); 671 672 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 673 // CHECK: %[[V2:.*]] = load i32, i32* %[[PRECISION_ADDR]], align 4 674 // CHECK: %[[V3:.*]] = load i32, i32* %[[WIDTH_ADDR]], align 4 675 // CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA_ADDR]], align 8 676 // CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64 677 // CHECK: call void @__os_log_helper_1_2_3_4_0_4_16_8_32(i8* %[[V1]], i32 %[[V2]], i32 %[[V3]], i64 %[[V5]]) 678 __builtin_os_log_format(buf, "Hello %*.*s World", precision, width, data); 679 } 680 681 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_3_4_0_4_16_8_32 682 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i32 %[[ARG1:.*]], i64 %[[ARG2:.*]]) 683 684 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 685 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 686 // CHECK: %[[ARG1_ADDR:.*]] = alloca i32, align 4 687 // CHECK: %[[ARG2_ADDR:.*]] = alloca i64, align 8 688 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 689 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 690 // CHECK: store i32 %[[ARG1]], i32* %[[ARG1_ADDR]], align 4 691 // CHECK: store i64 %[[ARG2]], i64* %[[ARG2_ADDR]], align 8 692 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 693 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 694 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 695 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 696 // CHECK: store i8 3, i8* %[[NUMARGS]], align 1 697 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 698 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 699 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 700 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 701 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 702 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 703 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 704 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 705 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8 706 // CHECK: store i8 16, i8* %[[ARGDESCRIPTOR1]], align 1 707 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9 708 // CHECK: store i8 4, i8* %[[ARGSIZE2]], align 1 709 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10 710 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i32* 711 // CHECK: %[[V1:.*]] = load i32, i32* %[[ARG1_ADDR]], align 4 712 // CHECK: store i32 %[[V1]], i32* %[[ARGDATACAST4]], align 1 713 // CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 14 714 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR5]], align 1 715 // CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 15 716 // CHECK: store i8 8, i8* %[[ARGSIZE6]], align 1 717 // CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 16 718 // CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i64* 719 // CHECK: %[[V2:.*]] = load i64, i64* %[[ARG2_ADDR]], align 8 720 // CHECK: store i64 %[[V2]], i64* %[[ARGDATACAST8]], align 1 721 722 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_invalid 723 // CHECK: (i8* %[[BUF:.*]], i32 %[[DATA:.*]]) 724 void test_builtin_os_log_invalid(void *buf, int data) { 725 volatile int len; 726 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 727 // CHECK: %[[DATA_ADDR:.*]] = alloca i32, align 4 728 // CHECK: %[[LEN:.*]] = alloca i32, align 4 729 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 730 // CHECK: store i32 %[[DATA]], i32* %[[DATA_ADDR]], align 4 731 732 // CHECK: store volatile i32 8, i32* %[[LEN]], align 4 733 len = __builtin_os_log_format_buffer_size("invalid specifier %: %d even a trailing one%", data); 734 735 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 736 // CHECK: %[[V2:.*]] = load i32, i32* %[[DATA_ADDR]], align 4 737 // CHECK: call void @__os_log_helper_1_0_1_4_0(i8* %[[V1]], i32 %[[V2]]) 738 739 __builtin_os_log_format(buf, "invalid specifier %: %d even a trailing one%", data); 740 } 741 742 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_4_0 743 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]]) 744 745 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 746 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 747 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 748 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 749 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 750 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 751 // CHECK: store i8 0, i8* %[[SUMMARY]], align 1 752 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 753 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 754 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 755 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 756 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 757 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 758 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 759 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 760 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 761 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 762 763 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_percent 764 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA1:.*]], i8* %[[DATA2:.*]]) 765 // Check that the %% which does not consume any argument is correctly handled 766 void test_builtin_os_log_percent(void *buf, const char *data1, const char *data2) { 767 volatile int len; 768 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 769 // CHECK: %[[DATA1_ADDR:.*]] = alloca i8*, align 8 770 // CHECK: %[[DATA2_ADDR:.*]] = alloca i8*, align 8 771 // CHECK: %[[LEN:.*]] = alloca i32, align 4 772 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 773 // CHECK: store i8* %[[DATA1]], i8** %[[DATA1_ADDR]], align 8 774 // CHECK: store i8* %[[DATA2]], i8** %[[DATA2_ADDR]], align 8 775 // CHECK: store volatile i32 22, i32* %[[LEN]], align 4 776 777 len = __builtin_os_log_format_buffer_size("%s %% %s", data1, data2); 778 779 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 780 // CHECK: %[[V2:.*]] = load i8*, i8** %[[DATA1_ADDR]], align 8 781 // CHECK: %[[V3:.*]] = ptrtoint i8* %[[V2]] to i64 782 // CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA2_ADDR]], align 8 783 // CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64 784 // CHECK: call void @__os_log_helper_1_2_2_8_32_8_32(i8* %[[V1]], i64 %[[V3]], i64 %[[V5]]) 785 786 __builtin_os_log_format(buf, "%s %% %s", data1, data2); 787 } 788 789 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_2_8_32_8_32 790 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]], i64 %[[ARG1:.*]]) 791 792 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 793 // CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8 794 // CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8 795 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 796 // CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8 797 // CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8 798 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 799 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 800 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 801 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 802 // CHECK: store i8 2, i8* %[[NUMARGS]], align 1 803 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 804 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR]], align 1 805 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 806 // CHECK: store i8 8, i8* %[[ARGSIZE]], align 1 807 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 808 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64* 809 // CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8 810 // CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1 811 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 12 812 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR1]], align 1 813 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 13 814 // CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1 815 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 14 816 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64* 817 // CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8 818 // CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1 819 820 // Check that the following two functions call the same helper function. 821 822 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_merge_helper0 823 // CHECK: call void @__os_log_helper_1_0_2_4_0_8_0( 824 void test_builtin_os_log_merge_helper0(void *buf, int i, double d) { 825 __builtin_os_log_format(buf, "%d %f", i, d); 826 } 827 828 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_2_4_0_8_0( 829 830 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_merge_helper1 831 // CHECK: call void @__os_log_helper_1_0_2_4_0_8_0( 832 void test_builtin_os_log_merge_helper1(void *buf, unsigned u, long long ll) { 833 __builtin_os_log_format(buf, "%u %lld", u, ll); 834 } 835 836 // Check that this function doesn't write past the end of array 'buf'. 837 838 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_errno 839 void test_builtin_os_log_errno() { 840 // CHECK-NOT: @stacksave 841 // CHECK: %[[BUF:.*]] = alloca [4 x i8], align 1 842 // CHECK: %[[DECAY:.*]] = getelementptr inbounds [4 x i8], [4 x i8]* %[[BUF]], i64 0, i64 0 843 // CHECK: call void @__os_log_helper_1_2_1_0_96(i8* %[[DECAY]]) 844 // CHECK-NOT: @stackrestore 845 846 char buf[__builtin_os_log_format_buffer_size("%m")]; 847 __builtin_os_log_format(buf, "%m"); 848 } 849 850 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_0_96 851 // CHECK: (i8* %[[BUFFER:.*]]) 852 853 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 854 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 855 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 856 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 857 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 858 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 859 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 860 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 861 // CHECK: store i8 96, i8* %[[ARGDESCRIPTOR]], align 1 862 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 863 // CHECK: store i8 0, i8* %[[ARGSIZE]], align 1 864 // CHECK-NEXT: ret void 865 866 // CHECK-LABEL: define{{.*}} void @test_builtin_os_log_long_double 867 // CHECK: (i8* %[[BUF:.*]], x86_fp80 %[[LD:.*]]) 868 void test_builtin_os_log_long_double(void *buf, long double ld) { 869 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 870 // CHECK: %[[LD_ADDR:.*]] = alloca x86_fp80, align 16 871 // CHECK: %[[COERCE:.*]] = alloca i128, align 16 872 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 873 // CHECK: store x86_fp80 %[[LD]], x86_fp80* %[[LD_ADDR]], align 16 874 // CHECK: %[[V0:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 875 // CHECK: %[[V1:.*]] = load x86_fp80, x86_fp80* %[[LD_ADDR]], align 16 876 // CHECK: %[[V2:.*]] = bitcast x86_fp80 %[[V1]] to i80 877 // CHECK: %[[V3:.*]] = zext i80 %[[V2]] to i128 878 // CHECK: store i128 %[[V3]], i128* %[[COERCE]], align 16 879 // CHECK: %[[V4:.*]] = bitcast i128* %[[COERCE]] to { i64, i64 }* 880 // CHECK: %[[V5:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 0 881 // CHECK: %[[V6:.*]] = load i64, i64* %[[V5]], align 16 882 // CHECK: %[[V7:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 1 883 // CHECK: %[[V8:.*]] = load i64, i64* %[[V7]], align 8 884 // CHECK: call void @__os_log_helper_1_0_1_16_0(i8* %[[V0]], i64 %[[V6]], i64 %[[V8]]) 885 886 __builtin_os_log_format(buf, "%Lf", ld); 887 } 888 889 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_16_0 890 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0_COERCE0:.*]], i64 %[[ARG0_COERCE1:.*]]) 891 892 // CHECK: %[[ARG0:.*]] = alloca i128, align 16 893 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 894 // CHECK: %[[ARG0_ADDR:.*]] = alloca i128, align 16 895 // CHECK: %[[V0:.*]] = bitcast i128* %[[ARG0]] to { i64, i64 }* 896 // CHECK: %[[V1:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 0 897 // CHECK: store i64 %[[ARG0_COERCE0]], i64* %[[V1]], align 16 898 // CHECK: %[[V2:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 1 899 // CHECK: store i64 %[[ARG0_COERCE1]], i64* %[[V2]], align 8 900 // CHECK: %[[ARG01:.*]] = load i128, i128* %[[ARG0]], align 16 901 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 902 // CHECK: store i128 %[[ARG01]], i128* %[[ARG0_ADDR]], align 16 903 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 904 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 905 // CHECK: store i8 0, i8* %[[SUMMARY]], align 1 906 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 907 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 908 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 909 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 910 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 911 // CHECK: store i8 16, i8* %[[ARGSIZE]], align 1 912 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 913 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i128* 914 // CHECK: %[[V3:.*]] = load i128, i128* %[[ARG0_ADDR]], align 16 915 // CHECK: store i128 %[[V3]], i128* %[[ARGDATACAST]], align 1 916 917 #endif 918