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(__fp16 *H, float F, double D, long double LD) { 197 volatile int res; 198 res = __builtin_isinf(*H); 199 // CHECK: call half @llvm.fabs.f16(half 200 // CHECK: fcmp oeq half {{.*}}, 0xH7C00 201 202 res = __builtin_isinf(F); 203 // CHECK: call float @llvm.fabs.f32(float 204 // CHECK: fcmp oeq float {{.*}}, 0x7FF0000000000000 205 206 res = __builtin_isinf(D); 207 // CHECK: call double @llvm.fabs.f64(double 208 // CHECK: fcmp oeq double {{.*}}, 0x7FF0000000000000 209 210 res = __builtin_isinf(LD); 211 // CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80 212 // CHECK: fcmp oeq x86_fp80 {{.*}}, 0xK7FFF8000000000000000 213 214 res = __builtin_isinf_sign(*H); 215 // CHECK: %[[ABS:.*]] = call half @llvm.fabs.f16(half %[[ARG:.*]]) 216 // CHECK: %[[ISINF:.*]] = fcmp oeq half %[[ABS]], 0xH7C00 217 // CHECK: %[[BITCAST:.*]] = bitcast half %[[ARG]] to i16 218 // CHECK: %[[ISNEG:.*]] = icmp slt i16 %[[BITCAST]], 0 219 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 220 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 221 222 res = __builtin_isinf_sign(F); 223 // CHECK: %[[ABS:.*]] = call float @llvm.fabs.f32(float %[[ARG:.*]]) 224 // CHECK: %[[ISINF:.*]] = fcmp oeq float %[[ABS]], 0x7FF0000000000000 225 // CHECK: %[[BITCAST:.*]] = bitcast float %[[ARG]] to i32 226 // CHECK: %[[ISNEG:.*]] = icmp slt i32 %[[BITCAST]], 0 227 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 228 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 229 230 res = __builtin_isinf_sign(D); 231 // CHECK: %[[ABS:.*]] = call double @llvm.fabs.f64(double %[[ARG:.*]]) 232 // CHECK: %[[ISINF:.*]] = fcmp oeq double %[[ABS]], 0x7FF0000000000000 233 // CHECK: %[[BITCAST:.*]] = bitcast double %[[ARG]] to i64 234 // CHECK: %[[ISNEG:.*]] = icmp slt i64 %[[BITCAST]], 0 235 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 236 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 237 238 res = __builtin_isinf_sign(LD); 239 // CHECK: %[[ABS:.*]] = call x86_fp80 @llvm.fabs.f80(x86_fp80 %[[ARG:.*]]) 240 // CHECK: %[[ISINF:.*]] = fcmp oeq x86_fp80 %[[ABS]], 0xK7FFF8000000000000000 241 // CHECK: %[[BITCAST:.*]] = bitcast x86_fp80 %[[ARG]] to i80 242 // CHECK: %[[ISNEG:.*]] = icmp slt i80 %[[BITCAST]], 0 243 // CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1 244 // CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0 245 246 res = __builtin_isfinite(*H); 247 // CHECK: call half @llvm.fabs.f16(half 248 // CHECK: fcmp one half {{.*}}, 0xH7C00 249 250 res = __builtin_isfinite(F); 251 // CHECK: call float @llvm.fabs.f32(float 252 // CHECK: fcmp one float {{.*}}, 0x7FF0000000000000 253 254 res = finite(D); 255 // CHECK: call double @llvm.fabs.f64(double 256 // CHECK: fcmp one double {{.*}}, 0x7FF0000000000000 257 258 res = __builtin_isnormal(*H); 259 // CHECK: fcmp oeq half 260 // CHECK: call half @llvm.fabs.f16(half 261 // CHECK: fcmp ult half {{.*}}, 0xH7C00 262 // CHECK: fcmp uge half {{.*}}, 0xH0400 263 // CHECK: and i1 264 // CHECK: and i1 265 266 res = __builtin_isnormal(F); 267 // CHECK: fcmp oeq float 268 // CHECK: call float @llvm.fabs.f32(float 269 // CHECK: fcmp ult float {{.*}}, 0x7FF0000000000000 270 // CHECK: fcmp uge float {{.*}}, 0x3810000000000000 271 // CHECK: and i1 272 // CHECK: and i1 273 274 res = __builtin_flt_rounds(); 275 // CHECK: call i32 @llvm.flt.rounds( 276 } 277 278 // CHECK-LABEL: define void @test_float_builtin_ops 279 void test_float_builtin_ops(float F, double D, long double LD) { 280 volatile float resf; 281 volatile double resd; 282 volatile long double resld; 283 volatile long int resli; 284 volatile long long int reslli; 285 286 resf = __builtin_fmodf(F,F); 287 // CHECK: frem float 288 289 resd = __builtin_fmod(D,D); 290 // CHECK: frem double 291 292 resld = __builtin_fmodl(LD,LD); 293 // CHECK: frem x86_fp80 294 295 resf = __builtin_fabsf(F); 296 resd = __builtin_fabs(D); 297 resld = __builtin_fabsl(LD); 298 // CHECK: call float @llvm.fabs.f32(float 299 // CHECK: call double @llvm.fabs.f64(double 300 // CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80 301 302 resf = __builtin_canonicalizef(F); 303 resd = __builtin_canonicalize(D); 304 resld = __builtin_canonicalizel(LD); 305 // CHECK: call float @llvm.canonicalize.f32(float 306 // CHECK: call double @llvm.canonicalize.f64(double 307 // CHECK: call x86_fp80 @llvm.canonicalize.f80(x86_fp80 308 309 resf = __builtin_fminf(F, F); 310 // CHECK: call float @llvm.minnum.f32 311 312 resd = __builtin_fmin(D, D); 313 // CHECK: call double @llvm.minnum.f64 314 315 resld = __builtin_fminl(LD, LD); 316 // CHECK: call x86_fp80 @llvm.minnum.f80 317 318 resf = __builtin_fmaxf(F, F); 319 // CHECK: call float @llvm.maxnum.f32 320 321 resd = __builtin_fmax(D, D); 322 // CHECK: call double @llvm.maxnum.f64 323 324 resld = __builtin_fmaxl(LD, LD); 325 // CHECK: call x86_fp80 @llvm.maxnum.f80 326 327 resf = __builtin_fabsf(F); 328 // CHECK: call float @llvm.fabs.f32 329 330 resd = __builtin_fabs(D); 331 // CHECK: call double @llvm.fabs.f64 332 333 resld = __builtin_fabsl(LD); 334 // CHECK: call x86_fp80 @llvm.fabs.f80 335 336 resf = __builtin_copysignf(F, F); 337 // CHECK: call float @llvm.copysign.f32 338 339 resd = __builtin_copysign(D, D); 340 // CHECK: call double @llvm.copysign.f64 341 342 resld = __builtin_copysignl(LD, LD); 343 // CHECK: call x86_fp80 @llvm.copysign.f80 344 345 346 resf = __builtin_ceilf(F); 347 // CHECK: call float @llvm.ceil.f32 348 349 resd = __builtin_ceil(D); 350 // CHECK: call double @llvm.ceil.f64 351 352 resld = __builtin_ceill(LD); 353 // CHECK: call x86_fp80 @llvm.ceil.f80 354 355 resf = __builtin_floorf(F); 356 // CHECK: call float @llvm.floor.f32 357 358 resd = __builtin_floor(D); 359 // CHECK: call double @llvm.floor.f64 360 361 resld = __builtin_floorl(LD); 362 // CHECK: call x86_fp80 @llvm.floor.f80 363 364 resf = __builtin_sqrtf(F); 365 // CHECK: call float @llvm.sqrt.f32( 366 367 resd = __builtin_sqrt(D); 368 // CHECK: call double @llvm.sqrt.f64( 369 370 resld = __builtin_sqrtl(LD); 371 // CHECK: call x86_fp80 @llvm.sqrt.f80 372 373 resf = __builtin_truncf(F); 374 // CHECK: call float @llvm.trunc.f32 375 376 resd = __builtin_trunc(D); 377 // CHECK: call double @llvm.trunc.f64 378 379 resld = __builtin_truncl(LD); 380 // CHECK: call x86_fp80 @llvm.trunc.f80 381 382 resf = __builtin_rintf(F); 383 // CHECK: call float @llvm.rint.f32 384 385 resd = __builtin_rint(D); 386 // CHECK: call double @llvm.rint.f64 387 388 resld = __builtin_rintl(LD); 389 // CHECK: call x86_fp80 @llvm.rint.f80 390 391 resf = __builtin_nearbyintf(F); 392 // CHECK: call float @llvm.nearbyint.f32 393 394 resd = __builtin_nearbyint(D); 395 // CHECK: call double @llvm.nearbyint.f64 396 397 resld = __builtin_nearbyintl(LD); 398 // CHECK: call x86_fp80 @llvm.nearbyint.f80 399 400 resf = __builtin_roundf(F); 401 // CHECK: call float @llvm.round.f32 402 403 resd = __builtin_round(D); 404 // CHECK: call double @llvm.round.f64 405 406 resld = __builtin_roundl(LD); 407 // CHECK: call x86_fp80 @llvm.round.f80 408 409 resli = __builtin_lroundf (F); 410 // CHECK: call i64 @llvm.lround.i64.f32 411 412 resli = __builtin_lround (D); 413 // CHECK: call i64 @llvm.lround.i64.f64 414 415 resli = __builtin_lroundl (LD); 416 // CHECK: call i64 @llvm.lround.i64.f80 417 418 resli = __builtin_lrintf (F); 419 // CHECK: call i64 @llvm.lrint.i64.f32 420 421 resli = __builtin_lrint (D); 422 // CHECK: call i64 @llvm.lrint.i64.f64 423 424 resli = __builtin_lrintl (LD); 425 // CHECK: call i64 @llvm.lrint.i64.f80 426 } 427 428 // __builtin_longjmp isn't supported on all platforms, so only test it on X86. 429 #ifdef __x86_64__ 430 431 // CHECK-LABEL: define void @test_builtin_longjmp 432 void test_builtin_longjmp(void **buffer) { 433 // CHECK: [[BITCAST:%.*]] = bitcast 434 // CHECK-NEXT: call void @llvm.eh.sjlj.longjmp(i8* [[BITCAST]]) 435 __builtin_longjmp(buffer, 1); 436 // CHECK-NEXT: unreachable 437 } 438 439 #endif 440 441 // CHECK-LABEL: define i64 @test_builtin_readcyclecounter 442 long long test_builtin_readcyclecounter() { 443 // CHECK: call i64 @llvm.readcyclecounter() 444 return __builtin_readcyclecounter(); 445 } 446 447 /// __builtin_launder should be a NOP in C since there are no vtables. 448 // CHECK-LABEL: define void @test_builtin_launder 449 void test_builtin_launder(int *p) { 450 // CHECK: [[TMP:%.*]] = load i32*, 451 // CHECK-NOT: @llvm.launder 452 // CHECK: store i32* [[TMP]], 453 int *d = __builtin_launder(p); 454 } 455 456 // __warn_memset_zero_len should be NOP, see https://sourceware.org/bugzilla/show_bug.cgi?id=25399 457 // CHECK-LABEL: define void @test___warn_memset_zero_len 458 void test___warn_memset_zero_len() { 459 // CHECK-NOT: @__warn_memset_zero_len 460 __warn_memset_zero_len(); 461 } 462 463 // Behavior of __builtin_os_log differs between platforms, so only test on X86 464 #ifdef __x86_64__ 465 466 // CHECK-LABEL: define void @test_builtin_os_log 467 // CHECK: (i8* %[[BUF:.*]], i32 %[[I:.*]], i8* %[[DATA:.*]]) 468 void test_builtin_os_log(void *buf, int i, const char *data) { 469 volatile int len; 470 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 471 // CHECK: %[[I_ADDR:.*]] = alloca i32, align 4 472 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 473 // CHECK: %[[LEN:.*]] = alloca i32, align 4 474 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 475 // CHECK: store i32 %[[I]], i32* %[[I_ADDR]], align 4 476 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 477 478 // CHECK: store volatile i32 34, i32* %[[LEN]] 479 len = __builtin_os_log_format_buffer_size("%d %{public}s %{private}.16P", i, data, data); 480 481 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]] 482 // CHECK: %[[V2:.*]] = load i32, i32* %[[I_ADDR]] 483 // CHECK: %[[V3:.*]] = load i8*, i8** %[[DATA_ADDR]] 484 // CHECK: %[[V4:.*]] = ptrtoint i8* %[[V3]] to i64 485 // CHECK: %[[V5:.*]] = load i8*, i8** %[[DATA_ADDR]] 486 // CHECK: %[[V6:.*]] = ptrtoint i8* %[[V5]] to i64 487 // 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]]) 488 __builtin_os_log_format(buf, "%d %{public}s %{private}.16P", i, data, data); 489 490 // privacy annotations aren't recognized when they are preceded or followed 491 // by non-whitespace characters. 492 493 // CHECK: call void @__os_log_helper_1_2_1_8_32( 494 __builtin_os_log_format(buf, "%{xyz public}s", data); 495 496 // CHECK: call void @__os_log_helper_1_2_1_8_32( 497 __builtin_os_log_format(buf, "%{ public xyz}s", data); 498 499 // CHECK: call void @__os_log_helper_1_2_1_8_32( 500 __builtin_os_log_format(buf, "%{ public1}s", data); 501 502 // Privacy annotations do not have to be in the first comma-delimited string. 503 504 // CHECK: call void @__os_log_helper_1_2_1_8_34( 505 __builtin_os_log_format(buf, "%{ xyz, public }s", "abc"); 506 507 // CHECK: call void @__os_log_helper_1_3_1_8_33( 508 __builtin_os_log_format(buf, "%{ xyz, private }s", "abc"); 509 510 // CHECK: call void @__os_log_helper_1_3_1_8_37( 511 __builtin_os_log_format(buf, "%{ xyz, sensitive }s", "abc"); 512 513 // The strictest privacy annotation in the string wins. 514 515 // CHECK: call void @__os_log_helper_1_3_1_8_33( 516 __builtin_os_log_format(buf, "%{ private, public, private, public}s", "abc"); 517 518 // CHECK: call void @__os_log_helper_1_3_1_8_37( 519 __builtin_os_log_format(buf, "%{ private, sensitive, private, public}s", 520 "abc"); 521 522 // CHECK: store volatile i32 22, i32* %[[LEN]], align 4 523 len = __builtin_os_log_format_buffer_size("%{mask.xyz}s", "abc"); 524 525 // CHECK: call void @__os_log_helper_1_2_2_8_112_8_34(i8* {{.*}}, i64 8026488 526 __builtin_os_log_format(buf, "%{mask.xyz, public}s", "abc"); 527 528 // CHECK: call void @__os_log_helper_1_3_2_8_112_4_1(i8* {{.*}}, i64 8026488 529 __builtin_os_log_format(buf, "%{ mask.xyz, private }d", 11); 530 531 // Mask type is silently ignored. 532 // CHECK: call void @__os_log_helper_1_2_1_8_32( 533 __builtin_os_log_format(buf, "%{ mask. xyz }s", "abc"); 534 535 // CHECK: call void @__os_log_helper_1_2_1_8_32( 536 __builtin_os_log_format(buf, "%{ mask.xy z }s", "abc"); 537 } 538 539 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_3_4_4_0_8_34_4_17_8_49 540 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i64 %[[ARG1:.*]], i32 %[[ARG2:.*]], i64 %[[ARG3:.*]]) 541 542 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 543 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 544 // CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8 545 // CHECK: %[[ARG2_ADDR:.*]] = alloca i32, align 4 546 // CHECK: %[[ARG3_ADDR:.*]] = alloca i64, align 8 547 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 548 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 549 // CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8 550 // CHECK: store i32 %[[ARG2]], i32* %[[ARG2_ADDR]], align 4 551 // CHECK: store i64 %[[ARG3]], i64* %[[ARG3_ADDR]], align 8 552 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 553 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 554 // CHECK: store i8 3, i8* %[[SUMMARY]], align 1 555 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 556 // CHECK: store i8 4, i8* %[[NUMARGS]], align 1 557 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 558 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 559 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 560 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 561 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 562 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 563 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 564 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 565 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8 566 // CHECK: store i8 34, i8* %[[ARGDESCRIPTOR1]], align 1 567 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9 568 // CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1 569 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10 570 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64* 571 // CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8 572 // CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1 573 // CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 18 574 // CHECK: store i8 17, i8* %[[ARGDESCRIPTOR5]], align 1 575 // CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 19 576 // CHECK: store i8 4, i8* %[[ARGSIZE6]], align 1 577 // CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 20 578 // CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i32* 579 // CHECK: %[[V2:.*]] = load i32, i32* %[[ARG2_ADDR]], align 4 580 // CHECK: store i32 %[[V2]], i32* %[[ARGDATACAST8]], align 1 581 // CHECK: %[[ARGDESCRIPTOR9:.*]] = getelementptr i8, i8* %[[BUF]], i64 24 582 // CHECK: store i8 49, i8* %[[ARGDESCRIPTOR9]], align 1 583 // CHECK: %[[ARGSIZE10:.*]] = getelementptr i8, i8* %[[BUF]], i64 25 584 // CHECK: store i8 8, i8* %[[ARGSIZE10]], align 1 585 // CHECK: %[[ARGDATA11:.*]] = getelementptr i8, i8* %[[BUF]], i64 26 586 // CHECK: %[[ARGDATACAST12:.*]] = bitcast i8* %[[ARGDATA11]] to i64* 587 // CHECK: %[[V3:.*]] = load i64, i64* %[[ARG3_ADDR]], align 8 588 // CHECK: store i64 %[[V3]], i64* %[[ARGDATACAST12]], align 1 589 590 // CHECK-LABEL: define void @test_builtin_os_log_wide 591 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32* %[[STR:.*]]) 592 typedef int wchar_t; 593 void test_builtin_os_log_wide(void *buf, const char *data, wchar_t *str) { 594 volatile int len; 595 596 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 597 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 598 // CHECK: %[[STR_ADDR:.*]] = alloca i32*, align 8 599 // CHECK: %[[LEN:.*]] = alloca i32, align 4 600 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 601 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 602 // CHECK: store i32* %[[STR]], i32** %[[STR_ADDR]], align 8 603 604 // CHECK: store volatile i32 12, i32* %[[LEN]], align 4 605 len = __builtin_os_log_format_buffer_size("%S", str); 606 607 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 608 // CHECK: %[[V2:.*]] = load i32*, i32** %[[STR_ADDR]], align 8 609 // CHECK: %[[V3:.*]] = ptrtoint i32* %[[V2]] to i64 610 // CHECK: call void @__os_log_helper_1_2_1_8_80(i8* %[[V1]], i64 %[[V3]]) 611 612 __builtin_os_log_format(buf, "%S", str); 613 } 614 615 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_8_80 616 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]]) 617 618 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 619 // CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8 620 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 621 // CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8 622 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 623 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 624 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 625 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 626 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 627 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 628 // CHECK: store i8 80, i8* %[[ARGDESCRIPTOR]], align 1 629 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 630 // CHECK: store i8 8, i8* %[[ARGSIZE]], align 1 631 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 632 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64* 633 // CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8 634 // CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1 635 636 // CHECK-LABEL: define void @test_builtin_os_log_precision_width 637 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32 %[[PRECISION:.*]], i32 %[[WIDTH:.*]]) 638 void test_builtin_os_log_precision_width(void *buf, const char *data, 639 int precision, int width) { 640 volatile int len; 641 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 642 // CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8 643 // CHECK: %[[PRECISION_ADDR:.*]] = alloca i32, align 4 644 // CHECK: %[[WIDTH_ADDR:.*]] = alloca i32, align 4 645 // CHECK: %[[LEN:.*]] = alloca i32, align 4 646 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 647 // CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8 648 // CHECK: store i32 %[[PRECISION]], i32* %[[PRECISION_ADDR]], align 4 649 // CHECK: store i32 %[[WIDTH]], i32* %[[WIDTH_ADDR]], align 4 650 651 // CHECK: store volatile i32 24, i32* %[[LEN]], align 4 652 len = __builtin_os_log_format_buffer_size("Hello %*.*s World", precision, width, data); 653 654 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 655 // CHECK: %[[V2:.*]] = load i32, i32* %[[PRECISION_ADDR]], align 4 656 // CHECK: %[[V3:.*]] = load i32, i32* %[[WIDTH_ADDR]], align 4 657 // CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA_ADDR]], align 8 658 // CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64 659 // CHECK: call void @__os_log_helper_1_2_3_4_0_4_16_8_32(i8* %[[V1]], i32 %[[V2]], i32 %[[V3]], i64 %[[V5]]) 660 __builtin_os_log_format(buf, "Hello %*.*s World", precision, width, data); 661 } 662 663 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_3_4_0_4_16_8_32 664 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i32 %[[ARG1:.*]], i64 %[[ARG2:.*]]) 665 666 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 667 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 668 // CHECK: %[[ARG1_ADDR:.*]] = alloca i32, align 4 669 // CHECK: %[[ARG2_ADDR:.*]] = alloca i64, align 8 670 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 671 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 672 // CHECK: store i32 %[[ARG1]], i32* %[[ARG1_ADDR]], align 4 673 // CHECK: store i64 %[[ARG2]], i64* %[[ARG2_ADDR]], align 8 674 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 675 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 676 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 677 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 678 // CHECK: store i8 3, i8* %[[NUMARGS]], align 1 679 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 680 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 681 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 682 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 683 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 684 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 685 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 686 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 687 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8 688 // CHECK: store i8 16, i8* %[[ARGDESCRIPTOR1]], align 1 689 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9 690 // CHECK: store i8 4, i8* %[[ARGSIZE2]], align 1 691 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10 692 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i32* 693 // CHECK: %[[V1:.*]] = load i32, i32* %[[ARG1_ADDR]], align 4 694 // CHECK: store i32 %[[V1]], i32* %[[ARGDATACAST4]], align 1 695 // CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 14 696 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR5]], align 1 697 // CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 15 698 // CHECK: store i8 8, i8* %[[ARGSIZE6]], align 1 699 // CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 16 700 // CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i64* 701 // CHECK: %[[V2:.*]] = load i64, i64* %[[ARG2_ADDR]], align 8 702 // CHECK: store i64 %[[V2]], i64* %[[ARGDATACAST8]], align 1 703 704 // CHECK-LABEL: define void @test_builtin_os_log_invalid 705 // CHECK: (i8* %[[BUF:.*]], i32 %[[DATA:.*]]) 706 void test_builtin_os_log_invalid(void *buf, int data) { 707 volatile int len; 708 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 709 // CHECK: %[[DATA_ADDR:.*]] = alloca i32, align 4 710 // CHECK: %[[LEN:.*]] = alloca i32, align 4 711 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 712 // CHECK: store i32 %[[DATA]], i32* %[[DATA_ADDR]], align 4 713 714 // CHECK: store volatile i32 8, i32* %[[LEN]], align 4 715 len = __builtin_os_log_format_buffer_size("invalid specifier %: %d even a trailing one%", data); 716 717 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 718 // CHECK: %[[V2:.*]] = load i32, i32* %[[DATA_ADDR]], align 4 719 // CHECK: call void @__os_log_helper_1_0_1_4_0(i8* %[[V1]], i32 %[[V2]]) 720 721 __builtin_os_log_format(buf, "invalid specifier %: %d even a trailing one%", data); 722 } 723 724 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_4_0 725 // CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]]) 726 727 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 728 // CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4 729 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 730 // CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4 731 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 732 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 733 // CHECK: store i8 0, i8* %[[SUMMARY]], align 1 734 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 735 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 736 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 737 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 738 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 739 // CHECK: store i8 4, i8* %[[ARGSIZE]], align 1 740 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 741 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32* 742 // CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4 743 // CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1 744 745 // CHECK-LABEL: define void @test_builtin_os_log_percent 746 // CHECK: (i8* %[[BUF:.*]], i8* %[[DATA1:.*]], i8* %[[DATA2:.*]]) 747 // Check that the %% which does not consume any argument is correctly handled 748 void test_builtin_os_log_percent(void *buf, const char *data1, const char *data2) { 749 volatile int len; 750 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 751 // CHECK: %[[DATA1_ADDR:.*]] = alloca i8*, align 8 752 // CHECK: %[[DATA2_ADDR:.*]] = alloca i8*, align 8 753 // CHECK: %[[LEN:.*]] = alloca i32, align 4 754 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 755 // CHECK: store i8* %[[DATA1]], i8** %[[DATA1_ADDR]], align 8 756 // CHECK: store i8* %[[DATA2]], i8** %[[DATA2_ADDR]], align 8 757 // CHECK: store volatile i32 22, i32* %[[LEN]], align 4 758 759 len = __builtin_os_log_format_buffer_size("%s %% %s", data1, data2); 760 761 // CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 762 // CHECK: %[[V2:.*]] = load i8*, i8** %[[DATA1_ADDR]], align 8 763 // CHECK: %[[V3:.*]] = ptrtoint i8* %[[V2]] to i64 764 // CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA2_ADDR]], align 8 765 // CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64 766 // CHECK: call void @__os_log_helper_1_2_2_8_32_8_32(i8* %[[V1]], i64 %[[V3]], i64 %[[V5]]) 767 768 __builtin_os_log_format(buf, "%s %% %s", data1, data2); 769 } 770 771 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_2_8_32_8_32 772 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]], i64 %[[ARG1:.*]]) 773 774 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 775 // CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8 776 // CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8 777 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 778 // CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8 779 // CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8 780 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 781 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 782 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 783 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 784 // CHECK: store i8 2, i8* %[[NUMARGS]], align 1 785 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 786 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR]], align 1 787 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 788 // CHECK: store i8 8, i8* %[[ARGSIZE]], align 1 789 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 790 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64* 791 // CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8 792 // CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1 793 // CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 12 794 // CHECK: store i8 32, i8* %[[ARGDESCRIPTOR1]], align 1 795 // CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 13 796 // CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1 797 // CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 14 798 // CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64* 799 // CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8 800 // CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1 801 802 // Check that the following two functions call the same helper function. 803 804 // CHECK-LABEL: define void @test_builtin_os_log_merge_helper0 805 // CHECK: call void @__os_log_helper_1_0_2_4_0_8_0( 806 void test_builtin_os_log_merge_helper0(void *buf, int i, double d) { 807 __builtin_os_log_format(buf, "%d %f", i, d); 808 } 809 810 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_2_4_0_8_0( 811 812 // CHECK-LABEL: define void @test_builtin_os_log_merge_helper1 813 // CHECK: call void @__os_log_helper_1_0_2_4_0_8_0( 814 void test_builtin_os_log_merge_helper1(void *buf, unsigned u, long long ll) { 815 __builtin_os_log_format(buf, "%u %lld", u, ll); 816 } 817 818 // Check that this function doesn't write past the end of array 'buf'. 819 820 // CHECK-LABEL: define void @test_builtin_os_log_errno 821 void test_builtin_os_log_errno() { 822 // CHECK-NOT: @stacksave 823 // CHECK: %[[BUF:.*]] = alloca [4 x i8], align 1 824 // CHECK: %[[DECAY:.*]] = getelementptr inbounds [4 x i8], [4 x i8]* %[[BUF]], i64 0, i64 0 825 // CHECK: call void @__os_log_helper_1_2_1_0_96(i8* %[[DECAY]]) 826 // CHECK-NOT: @stackrestore 827 828 char buf[__builtin_os_log_format_buffer_size("%m")]; 829 __builtin_os_log_format(buf, "%m"); 830 } 831 832 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_0_96 833 // CHECK: (i8* %[[BUFFER:.*]]) 834 835 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 836 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 837 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 838 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 839 // CHECK: store i8 2, i8* %[[SUMMARY]], align 1 840 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 841 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 842 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 843 // CHECK: store i8 96, i8* %[[ARGDESCRIPTOR]], align 1 844 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 845 // CHECK: store i8 0, i8* %[[ARGSIZE]], align 1 846 // CHECK-NEXT: ret void 847 848 // CHECK-LABEL: define void @test_builtin_os_log_long_double 849 // CHECK: (i8* %[[BUF:.*]], x86_fp80 %[[LD:.*]]) 850 void test_builtin_os_log_long_double(void *buf, long double ld) { 851 // CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8 852 // CHECK: %[[LD_ADDR:.*]] = alloca x86_fp80, align 16 853 // CHECK: %[[COERCE:.*]] = alloca i128, align 16 854 // CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 855 // CHECK: store x86_fp80 %[[LD]], x86_fp80* %[[LD_ADDR]], align 16 856 // CHECK: %[[V0:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 857 // CHECK: %[[V1:.*]] = load x86_fp80, x86_fp80* %[[LD_ADDR]], align 16 858 // CHECK: %[[V2:.*]] = bitcast x86_fp80 %[[V1]] to i80 859 // CHECK: %[[V3:.*]] = zext i80 %[[V2]] to i128 860 // CHECK: store i128 %[[V3]], i128* %[[COERCE]], align 16 861 // CHECK: %[[V4:.*]] = bitcast i128* %[[COERCE]] to { i64, i64 }* 862 // CHECK: %[[V5:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 0 863 // CHECK: %[[V6:.*]] = load i64, i64* %[[V5]], align 16 864 // CHECK: %[[V7:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 1 865 // CHECK: %[[V8:.*]] = load i64, i64* %[[V7]], align 8 866 // CHECK: call void @__os_log_helper_1_0_1_16_0(i8* %[[V0]], i64 %[[V6]], i64 %[[V8]]) 867 868 __builtin_os_log_format(buf, "%Lf", ld); 869 } 870 871 // CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_16_0 872 // CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0_COERCE0:.*]], i64 %[[ARG0_COERCE1:.*]]) 873 874 // CHECK: %[[ARG0:.*]] = alloca i128, align 16 875 // CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 876 // CHECK: %[[ARG0_ADDR:.*]] = alloca i128, align 16 877 // CHECK: %[[V0:.*]] = bitcast i128* %[[ARG0]] to { i64, i64 }* 878 // CHECK: %[[V1:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 0 879 // CHECK: store i64 %[[ARG0_COERCE0]], i64* %[[V1]], align 16 880 // CHECK: %[[V2:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 1 881 // CHECK: store i64 %[[ARG0_COERCE1]], i64* %[[V2]], align 8 882 // CHECK: %[[ARG01:.*]] = load i128, i128* %[[ARG0]], align 16 883 // CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 884 // CHECK: store i128 %[[ARG01]], i128* %[[ARG0_ADDR]], align 16 885 // CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 886 // CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 887 // CHECK: store i8 0, i8* %[[SUMMARY]], align 1 888 // CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 889 // CHECK: store i8 1, i8* %[[NUMARGS]], align 1 890 // CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 891 // CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1 892 // CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 893 // CHECK: store i8 16, i8* %[[ARGSIZE]], align 1 894 // CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 895 // CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i128* 896 // CHECK: %[[V3:.*]] = load i128, i128* %[[ARG0_ADDR]], align 16 897 // CHECK: store i128 %[[V3]], i128* %[[ARGDATACAST]], align 1 898 899 #endif 900