t_log.c revision 274079
1/* $NetBSD: t_log.c,v 1.12 2014/11/04 00:20:19 justin Exp $ */ 2 3/*- 4 * Copyright (c) 2011 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jukka Ruohonen. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31#include <sys/cdefs.h> 32__RCSID("$NetBSD: t_log.c,v 1.12 2014/11/04 00:20:19 justin Exp $"); 33 34#include <atf-c.h> 35 36#include <math.h> 37#include <stdio.h> 38#include <string.h> 39 40/* 41 * log10(3) 42 */ 43ATF_TC(log10_base); 44ATF_TC_HEAD(log10_base, tc) 45{ 46 atf_tc_set_md_var(tc, "descr", "Test log10(10) == 1"); 47} 48 49ATF_TC_BODY(log10_base, tc) 50{ 51 ATF_CHECK(log10(10.0) == 1.0); 52} 53 54ATF_TC(log10_nan); 55ATF_TC_HEAD(log10_nan, tc) 56{ 57 atf_tc_set_md_var(tc, "descr", "Test log10(NaN) == NaN"); 58} 59 60ATF_TC_BODY(log10_nan, tc) 61{ 62 const double x = 0.0L / 0.0L; 63 64 ATF_CHECK(isnan(x) != 0); 65 ATF_CHECK(isnan(log10(x)) != 0); 66} 67 68ATF_TC(log10_inf_neg); 69ATF_TC_HEAD(log10_inf_neg, tc) 70{ 71 atf_tc_set_md_var(tc, "descr", "Test log10(-Inf) == NaN"); 72} 73 74ATF_TC_BODY(log10_inf_neg, tc) 75{ 76 const double x = -1.0L / 0.0L; 77 const double y = log10(x); 78 79 ATF_CHECK(isnan(y) != 0); 80} 81 82ATF_TC(log10_inf_pos); 83ATF_TC_HEAD(log10_inf_pos, tc) 84{ 85 atf_tc_set_md_var(tc, "descr", "Test log10(+Inf) == +Inf"); 86} 87 88ATF_TC_BODY(log10_inf_pos, tc) 89{ 90 const double x = 1.0L / 0.0L; 91 92 ATF_CHECK(log10(x) == x); 93} 94 95ATF_TC(log10_one_pos); 96ATF_TC_HEAD(log10_one_pos, tc) 97{ 98 atf_tc_set_md_var(tc, "descr", "Test log10(1.0) == +0.0"); 99} 100 101ATF_TC_BODY(log10_one_pos, tc) 102{ 103 const double x = log10(1.0); 104 const double y = 0.0L; 105 106 ATF_CHECK(x == y); 107 ATF_CHECK(signbit(x) == 0); 108 ATF_CHECK(signbit(y) == 0); 109} 110 111ATF_TC(log10_zero_neg); 112ATF_TC_HEAD(log10_zero_neg, tc) 113{ 114 atf_tc_set_md_var(tc, "descr", "Test log10(-0.0) == -HUGE_VAL"); 115} 116 117ATF_TC_BODY(log10_zero_neg, tc) 118{ 119 const double x = -0.0L; 120 121 ATF_CHECK(log10(x) == -HUGE_VAL); 122} 123 124ATF_TC(log10_zero_pos); 125ATF_TC_HEAD(log10_zero_pos, tc) 126{ 127 atf_tc_set_md_var(tc, "descr", "Test log10(+0.0) == -HUGE_VAL"); 128} 129 130ATF_TC_BODY(log10_zero_pos, tc) 131{ 132 const double x = 0.0L; 133 134 ATF_CHECK(log10(x) == -HUGE_VAL); 135} 136 137/* 138 * log10f(3) 139 */ 140ATF_TC(log10f_base); 141ATF_TC_HEAD(log10f_base, tc) 142{ 143 atf_tc_set_md_var(tc, "descr", "Test log10f(10) == 1"); 144} 145 146ATF_TC_BODY(log10f_base, tc) 147{ 148 ATF_CHECK(log10f(10.0) == 1.0); 149} 150 151ATF_TC(log10f_nan); 152ATF_TC_HEAD(log10f_nan, tc) 153{ 154 atf_tc_set_md_var(tc, "descr", "Test log10f(NaN) == NaN"); 155} 156 157ATF_TC_BODY(log10f_nan, tc) 158{ 159 const float x = 0.0L / 0.0L; 160 161 ATF_CHECK(isnan(x) != 0); 162 ATF_CHECK(isnan(log10f(x)) != 0); 163} 164 165ATF_TC(log10f_inf_neg); 166ATF_TC_HEAD(log10f_inf_neg, tc) 167{ 168 atf_tc_set_md_var(tc, "descr", "Test log10f(-Inf) == NaN"); 169} 170 171ATF_TC_BODY(log10f_inf_neg, tc) 172{ 173 const float x = -1.0L / 0.0L; 174 const float y = log10f(x); 175 176 ATF_CHECK(isnan(y) != 0); 177} 178 179ATF_TC(log10f_inf_pos); 180ATF_TC_HEAD(log10f_inf_pos, tc) 181{ 182 atf_tc_set_md_var(tc, "descr", "Test log10f(+Inf) == +Inf"); 183} 184 185ATF_TC_BODY(log10f_inf_pos, tc) 186{ 187 const float x = 1.0L / 0.0L; 188 189#if defined(__alpha__) 190 atf_tc_expect_fail("PR port-alpha/46301"); 191#endif 192 193 ATF_CHECK(log10f(x) == x); 194} 195 196ATF_TC(log10f_one_pos); 197ATF_TC_HEAD(log10f_one_pos, tc) 198{ 199 atf_tc_set_md_var(tc, "descr", "Test log10f(1.0) == +0.0"); 200} 201 202ATF_TC_BODY(log10f_one_pos, tc) 203{ 204 const float x = log10f(1.0); 205 const float y = 0.0L; 206 207 ATF_CHECK(x == y); 208 ATF_CHECK(signbit(x) == 0); 209 ATF_CHECK(signbit(y) == 0); 210} 211 212ATF_TC(log10f_zero_neg); 213ATF_TC_HEAD(log10f_zero_neg, tc) 214{ 215 atf_tc_set_md_var(tc, "descr", "Test log10f(-0.0) == -HUGE_VALF"); 216} 217 218ATF_TC_BODY(log10f_zero_neg, tc) 219{ 220 const float x = -0.0L; 221 222 ATF_CHECK(log10f(x) == -HUGE_VALF); 223} 224 225ATF_TC(log10f_zero_pos); 226ATF_TC_HEAD(log10f_zero_pos, tc) 227{ 228 atf_tc_set_md_var(tc, "descr", "Test log10f(+0.0) == -HUGE_VALF"); 229} 230 231ATF_TC_BODY(log10f_zero_pos, tc) 232{ 233 const float x = 0.0L; 234 235 ATF_CHECK(log10f(x) == -HUGE_VALF); 236} 237 238/* 239 * log1p(3) 240 */ 241ATF_TC(log1p_nan); 242ATF_TC_HEAD(log1p_nan, tc) 243{ 244 atf_tc_set_md_var(tc, "descr", "Test log1p(NaN) == NaN"); 245} 246 247ATF_TC_BODY(log1p_nan, tc) 248{ 249 const double x = 0.0L / 0.0L; 250 251 ATF_CHECK(isnan(x) != 0); 252 ATF_CHECK(isnan(log1p(x)) != 0); 253} 254 255ATF_TC(log1p_inf_neg); 256ATF_TC_HEAD(log1p_inf_neg, tc) 257{ 258 atf_tc_set_md_var(tc, "descr", "Test log1p(-Inf) == NaN"); 259} 260 261ATF_TC_BODY(log1p_inf_neg, tc) 262{ 263 const double x = -1.0L / 0.0L; 264 const double y = log1p(x); 265 266 if (isnan(y) == 0) { 267 atf_tc_expect_fail("PR lib/45362"); 268 atf_tc_fail("log1p(-Inf) != NaN"); 269 } 270} 271 272ATF_TC(log1p_inf_pos); 273ATF_TC_HEAD(log1p_inf_pos, tc) 274{ 275 atf_tc_set_md_var(tc, "descr", "Test log1p(+Inf) == +Inf"); 276} 277 278ATF_TC_BODY(log1p_inf_pos, tc) 279{ 280 const double x = 1.0L / 0.0L; 281 282 ATF_CHECK(log1p(x) == x); 283} 284 285ATF_TC(log1p_one_neg); 286ATF_TC_HEAD(log1p_one_neg, tc) 287{ 288 atf_tc_set_md_var(tc, "descr", "Test log1p(-1.0) == -HUGE_VAL"); 289} 290 291ATF_TC_BODY(log1p_one_neg, tc) 292{ 293 const double x = log1p(-1.0); 294 295 if (x != -HUGE_VAL) { 296 atf_tc_expect_fail("PR lib/45362"); 297 atf_tc_fail("log1p(-1.0) != -HUGE_VAL"); 298 } 299} 300 301ATF_TC(log1p_zero_neg); 302ATF_TC_HEAD(log1p_zero_neg, tc) 303{ 304 atf_tc_set_md_var(tc, "descr", "Test log1p(-0.0) == -0.0"); 305} 306 307ATF_TC_BODY(log1p_zero_neg, tc) 308{ 309 const double x = -0.0L; 310 311 ATF_CHECK(log1p(x) == x); 312} 313 314ATF_TC(log1p_zero_pos); 315ATF_TC_HEAD(log1p_zero_pos, tc) 316{ 317 atf_tc_set_md_var(tc, "descr", "Test log1p(+0.0) == +0.0"); 318} 319 320ATF_TC_BODY(log1p_zero_pos, tc) 321{ 322 const double x = 0.0L; 323 324 ATF_CHECK(log1p(x) == x); 325} 326 327/* 328 * log1pf(3) 329 */ 330ATF_TC(log1pf_nan); 331ATF_TC_HEAD(log1pf_nan, tc) 332{ 333 atf_tc_set_md_var(tc, "descr", "Test log1pf(NaN) == NaN"); 334} 335 336ATF_TC_BODY(log1pf_nan, tc) 337{ 338 const float x = 0.0L / 0.0L; 339 340 ATF_CHECK(isnan(x) != 0); 341 ATF_CHECK(isnan(log1pf(x)) != 0); 342} 343 344ATF_TC(log1pf_inf_neg); 345ATF_TC_HEAD(log1pf_inf_neg, tc) 346{ 347 atf_tc_set_md_var(tc, "descr", "Test log1pf(-Inf) == NaN"); 348} 349 350ATF_TC_BODY(log1pf_inf_neg, tc) 351{ 352 const float x = -1.0L / 0.0L; 353 const float y = log1pf(x); 354 355 if (isnan(y) == 0) { 356 atf_tc_expect_fail("PR lib/45362"); 357 atf_tc_fail("log1pf(-Inf) != NaN"); 358 } 359} 360 361ATF_TC(log1pf_inf_pos); 362ATF_TC_HEAD(log1pf_inf_pos, tc) 363{ 364 atf_tc_set_md_var(tc, "descr", "Test log1pf(+Inf) == +Inf"); 365} 366 367ATF_TC_BODY(log1pf_inf_pos, tc) 368{ 369 const float x = 1.0L / 0.0L; 370 371 ATF_CHECK(log1pf(x) == x); 372} 373 374ATF_TC(log1pf_one_neg); 375ATF_TC_HEAD(log1pf_one_neg, tc) 376{ 377 atf_tc_set_md_var(tc, "descr", "Test log1pf(-1.0) == -HUGE_VALF"); 378} 379 380ATF_TC_BODY(log1pf_one_neg, tc) 381{ 382 const float x = log1pf(-1.0); 383 384 if (x != -HUGE_VALF) { 385 atf_tc_expect_fail("PR lib/45362"); 386 atf_tc_fail("log1pf(-1.0) != -HUGE_VALF"); 387 } 388} 389 390ATF_TC(log1pf_zero_neg); 391ATF_TC_HEAD(log1pf_zero_neg, tc) 392{ 393 atf_tc_set_md_var(tc, "descr", "Test log1pf(-0.0) == -0.0"); 394} 395 396ATF_TC_BODY(log1pf_zero_neg, tc) 397{ 398 const float x = -0.0L; 399 400 ATF_CHECK(log1pf(x) == x); 401} 402 403ATF_TC(log1pf_zero_pos); 404ATF_TC_HEAD(log1pf_zero_pos, tc) 405{ 406 atf_tc_set_md_var(tc, "descr", "Test log1pf(+0.0) == +0.0"); 407} 408 409ATF_TC_BODY(log1pf_zero_pos, tc) 410{ 411 const float x = 0.0L; 412 413 ATF_CHECK(log1pf(x) == x); 414} 415 416/* 417 * log2(3) 418 */ 419ATF_TC(log2_base); 420ATF_TC_HEAD(log2_base, tc) 421{ 422 atf_tc_set_md_var(tc, "descr", "Test log2(2) == 1"); 423} 424 425ATF_TC_BODY(log2_base, tc) 426{ 427 ATF_CHECK(log2(2.0) == 1.0); 428} 429 430ATF_TC(log2_nan); 431ATF_TC_HEAD(log2_nan, tc) 432{ 433 atf_tc_set_md_var(tc, "descr", "Test log2(NaN) == NaN"); 434} 435 436ATF_TC_BODY(log2_nan, tc) 437{ 438 const double x = 0.0L / 0.0L; 439 440 ATF_CHECK(isnan(x) != 0); 441 ATF_CHECK(isnan(log2(x)) != 0); 442} 443 444ATF_TC(log2_inf_neg); 445ATF_TC_HEAD(log2_inf_neg, tc) 446{ 447 atf_tc_set_md_var(tc, "descr", "Test log2(-Inf) == NaN"); 448} 449 450ATF_TC_BODY(log2_inf_neg, tc) 451{ 452 const double x = -1.0L / 0.0L; 453 const double y = log2(x); 454 455 ATF_CHECK(isnan(y) != 0); 456} 457 458ATF_TC(log2_inf_pos); 459ATF_TC_HEAD(log2_inf_pos, tc) 460{ 461 atf_tc_set_md_var(tc, "descr", "Test log2(+Inf) == +Inf"); 462} 463 464ATF_TC_BODY(log2_inf_pos, tc) 465{ 466 const double x = 1.0L / 0.0L; 467 468 ATF_CHECK(log2(x) == x); 469} 470 471ATF_TC(log2_one_pos); 472ATF_TC_HEAD(log2_one_pos, tc) 473{ 474 atf_tc_set_md_var(tc, "descr", "Test log2(1.0) == +0.0"); 475} 476 477ATF_TC_BODY(log2_one_pos, tc) 478{ 479 const double x = log2(1.0); 480 const double y = 0.0L; 481 482 ATF_CHECK(x == y); 483 ATF_CHECK(signbit(x) == 0); 484 ATF_CHECK(signbit(y) == 0); 485} 486 487ATF_TC(log2_zero_neg); 488ATF_TC_HEAD(log2_zero_neg, tc) 489{ 490 atf_tc_set_md_var(tc, "descr", "Test log2(-0.0) == -HUGE_VAL"); 491} 492 493ATF_TC_BODY(log2_zero_neg, tc) 494{ 495 const double x = -0.0L; 496 497 ATF_CHECK(log2(x) == -HUGE_VAL); 498} 499 500ATF_TC(log2_zero_pos); 501ATF_TC_HEAD(log2_zero_pos, tc) 502{ 503 atf_tc_set_md_var(tc, "descr", "Test log2(+0.0) == -HUGE_VAL"); 504} 505 506ATF_TC_BODY(log2_zero_pos, tc) 507{ 508 const double x = 0.0L; 509 510 ATF_CHECK(log2(x) == -HUGE_VAL); 511} 512 513/* 514 * log2f(3) 515 */ 516ATF_TC(log2f_base); 517ATF_TC_HEAD(log2f_base, tc) 518{ 519 atf_tc_set_md_var(tc, "descr", "Test log2f(2) == 1"); 520} 521 522ATF_TC_BODY(log2f_base, tc) 523{ 524 ATF_CHECK(log2f(2.0) == 1.0); 525} 526 527ATF_TC(log2f_nan); 528ATF_TC_HEAD(log2f_nan, tc) 529{ 530 atf_tc_set_md_var(tc, "descr", "Test log2f(NaN) == NaN"); 531} 532 533ATF_TC_BODY(log2f_nan, tc) 534{ 535 const float x = 0.0L / 0.0L; 536 537 ATF_CHECK(isnan(x) != 0); 538 ATF_CHECK(isnan(log2f(x)) != 0); 539} 540 541ATF_TC(log2f_inf_neg); 542ATF_TC_HEAD(log2f_inf_neg, tc) 543{ 544 atf_tc_set_md_var(tc, "descr", "Test log2f(-Inf) == NaN"); 545} 546 547ATF_TC_BODY(log2f_inf_neg, tc) 548{ 549 const float x = -1.0L / 0.0L; 550 const float y = log2f(x); 551 552 ATF_CHECK(isnan(y) != 0); 553} 554 555ATF_TC(log2f_inf_pos); 556ATF_TC_HEAD(log2f_inf_pos, tc) 557{ 558 atf_tc_set_md_var(tc, "descr", "Test log2f(+Inf) == +Inf"); 559} 560 561ATF_TC_BODY(log2f_inf_pos, tc) 562{ 563 const float x = 1.0L / 0.0L; 564 565#if defined(__alpha__) 566 atf_tc_expect_fail("PR port-alpha/46301"); 567#endif 568 569 ATF_CHECK(log2f(x) == x); 570} 571 572ATF_TC(log2f_one_pos); 573ATF_TC_HEAD(log2f_one_pos, tc) 574{ 575 atf_tc_set_md_var(tc, "descr", "Test log2f(1.0) == +0.0"); 576} 577 578ATF_TC_BODY(log2f_one_pos, tc) 579{ 580 const float x = log2f(1.0); 581 const float y = 0.0L; 582 583 ATF_CHECK(x == y); 584 ATF_CHECK(signbit(x) == 0); 585 ATF_CHECK(signbit(y) == 0); 586} 587 588ATF_TC(log2f_zero_neg); 589ATF_TC_HEAD(log2f_zero_neg, tc) 590{ 591 atf_tc_set_md_var(tc, "descr", "Test log2f(-0.0) == -HUGE_VALF"); 592} 593 594ATF_TC_BODY(log2f_zero_neg, tc) 595{ 596 const float x = -0.0L; 597 598 ATF_CHECK(log2f(x) == -HUGE_VALF); 599} 600 601ATF_TC(log2f_zero_pos); 602ATF_TC_HEAD(log2f_zero_pos, tc) 603{ 604 atf_tc_set_md_var(tc, "descr", "Test log2f(+0.0) == -HUGE_VALF"); 605} 606 607ATF_TC_BODY(log2f_zero_pos, tc) 608{ 609 const float x = 0.0L; 610 611 ATF_CHECK(log2f(x) == -HUGE_VALF); 612} 613 614/* 615 * log(3) 616 */ 617ATF_TC(log_base); 618ATF_TC_HEAD(log_base, tc) 619{ 620 atf_tc_set_md_var(tc, "descr", "Test log(e) == 1"); 621} 622 623ATF_TC_BODY(log_base, tc) 624{ 625 const double eps = 1.0e-38; 626 627 if (fabs(log(M_E) - 1.0) > eps) 628 atf_tc_fail_nonfatal("log(e) != 1"); 629} 630 631ATF_TC(log_nan); 632ATF_TC_HEAD(log_nan, tc) 633{ 634 atf_tc_set_md_var(tc, "descr", "Test log(NaN) == NaN"); 635} 636 637ATF_TC_BODY(log_nan, tc) 638{ 639 const double x = 0.0L / 0.0L; 640 641 ATF_CHECK(isnan(x) != 0); 642 ATF_CHECK(isnan(log(x)) != 0); 643} 644 645ATF_TC(log_inf_neg); 646ATF_TC_HEAD(log_inf_neg, tc) 647{ 648 atf_tc_set_md_var(tc, "descr", "Test log(-Inf) == NaN"); 649} 650 651ATF_TC_BODY(log_inf_neg, tc) 652{ 653 const double x = -1.0L / 0.0L; 654 const double y = log(x); 655 656 ATF_CHECK(isnan(y) != 0); 657} 658 659ATF_TC(log_inf_pos); 660ATF_TC_HEAD(log_inf_pos, tc) 661{ 662 atf_tc_set_md_var(tc, "descr", "Test log(+Inf) == +Inf"); 663} 664 665ATF_TC_BODY(log_inf_pos, tc) 666{ 667 const double x = 1.0L / 0.0L; 668 669 ATF_CHECK(log(x) == x); 670} 671 672ATF_TC(log_one_pos); 673ATF_TC_HEAD(log_one_pos, tc) 674{ 675 atf_tc_set_md_var(tc, "descr", "Test log(1.0) == +0.0"); 676} 677 678ATF_TC_BODY(log_one_pos, tc) 679{ 680 const double x = log(1.0); 681 const double y = 0.0L; 682 683 ATF_CHECK(x == y); 684 ATF_CHECK(signbit(x) == 0); 685 ATF_CHECK(signbit(y) == 0); 686} 687 688ATF_TC(log_zero_neg); 689ATF_TC_HEAD(log_zero_neg, tc) 690{ 691 atf_tc_set_md_var(tc, "descr", "Test log(-0.0) == -HUGE_VAL"); 692} 693 694ATF_TC_BODY(log_zero_neg, tc) 695{ 696 const double x = -0.0L; 697 698 ATF_CHECK(log(x) == -HUGE_VAL); 699} 700 701ATF_TC(log_zero_pos); 702ATF_TC_HEAD(log_zero_pos, tc) 703{ 704 atf_tc_set_md_var(tc, "descr", "Test log(+0.0) == -HUGE_VAL"); 705} 706 707ATF_TC_BODY(log_zero_pos, tc) 708{ 709 const double x = 0.0L; 710 711 ATF_CHECK(log(x) == -HUGE_VAL); 712} 713 714/* 715 * logf(3) 716 */ 717ATF_TC(logf_base); 718ATF_TC_HEAD(logf_base, tc) 719{ 720 atf_tc_set_md_var(tc, "descr", "Test logf(e) == 1"); 721} 722 723ATF_TC_BODY(logf_base, tc) 724{ 725 const float eps = 1.0e-7; 726 727 if (fabsf(logf(M_E) - 1.0f) > eps) 728 atf_tc_fail_nonfatal("logf(e) != 1"); 729} 730 731ATF_TC(logf_nan); 732ATF_TC_HEAD(logf_nan, tc) 733{ 734 atf_tc_set_md_var(tc, "descr", "Test logf(NaN) == NaN"); 735} 736 737ATF_TC_BODY(logf_nan, tc) 738{ 739 const float x = 0.0L / 0.0L; 740 741 ATF_CHECK(isnan(x) != 0); 742 ATF_CHECK(isnan(logf(x)) != 0); 743} 744 745ATF_TC(logf_inf_neg); 746ATF_TC_HEAD(logf_inf_neg, tc) 747{ 748 atf_tc_set_md_var(tc, "descr", "Test logf(-Inf) == NaN"); 749} 750 751ATF_TC_BODY(logf_inf_neg, tc) 752{ 753 const float x = -1.0L / 0.0L; 754 const float y = logf(x); 755 756 ATF_CHECK(isnan(y) != 0); 757} 758 759ATF_TC(logf_inf_pos); 760ATF_TC_HEAD(logf_inf_pos, tc) 761{ 762 atf_tc_set_md_var(tc, "descr", "Test logf(+Inf) == +Inf"); 763} 764 765ATF_TC_BODY(logf_inf_pos, tc) 766{ 767 const float x = 1.0L / 0.0L; 768 769#if defined(__alpha__) 770 atf_tc_expect_fail("PR port-alpha/46301"); 771#endif 772 773 ATF_CHECK(logf(x) == x); 774} 775 776ATF_TC(logf_one_pos); 777ATF_TC_HEAD(logf_one_pos, tc) 778{ 779 atf_tc_set_md_var(tc, "descr", "Test logf(1.0) == +0.0"); 780} 781 782ATF_TC_BODY(logf_one_pos, tc) 783{ 784 const float x = logf(1.0); 785 const float y = 0.0L; 786 787 ATF_CHECK(x == y); 788 ATF_CHECK(signbit(x) == 0); 789 ATF_CHECK(signbit(y) == 0); 790} 791 792ATF_TC(logf_zero_neg); 793ATF_TC_HEAD(logf_zero_neg, tc) 794{ 795 atf_tc_set_md_var(tc, "descr", "Test logf(-0.0) == -HUGE_VALF"); 796} 797 798ATF_TC_BODY(logf_zero_neg, tc) 799{ 800 const float x = -0.0L; 801 802 ATF_CHECK(logf(x) == -HUGE_VALF); 803} 804 805ATF_TC(logf_zero_pos); 806ATF_TC_HEAD(logf_zero_pos, tc) 807{ 808 atf_tc_set_md_var(tc, "descr", "Test logf(+0.0) == -HUGE_VALF"); 809} 810 811ATF_TC_BODY(logf_zero_pos, tc) 812{ 813 const float x = 0.0L; 814 815 ATF_CHECK(logf(x) == -HUGE_VALF); 816} 817 818ATF_TP_ADD_TCS(tp) 819{ 820 821 ATF_TP_ADD_TC(tp, log10_base); 822 ATF_TP_ADD_TC(tp, log10_nan); 823 ATF_TP_ADD_TC(tp, log10_inf_neg); 824 ATF_TP_ADD_TC(tp, log10_inf_pos); 825 ATF_TP_ADD_TC(tp, log10_one_pos); 826 ATF_TP_ADD_TC(tp, log10_zero_neg); 827 ATF_TP_ADD_TC(tp, log10_zero_pos); 828 829 ATF_TP_ADD_TC(tp, log10f_base); 830 ATF_TP_ADD_TC(tp, log10f_nan); 831 ATF_TP_ADD_TC(tp, log10f_inf_neg); 832 ATF_TP_ADD_TC(tp, log10f_inf_pos); 833 ATF_TP_ADD_TC(tp, log10f_one_pos); 834 ATF_TP_ADD_TC(tp, log10f_zero_neg); 835 ATF_TP_ADD_TC(tp, log10f_zero_pos); 836 837 ATF_TP_ADD_TC(tp, log1p_nan); 838 ATF_TP_ADD_TC(tp, log1p_inf_neg); 839 ATF_TP_ADD_TC(tp, log1p_inf_pos); 840 ATF_TP_ADD_TC(tp, log1p_one_neg); 841 ATF_TP_ADD_TC(tp, log1p_zero_neg); 842 ATF_TP_ADD_TC(tp, log1p_zero_pos); 843 844 ATF_TP_ADD_TC(tp, log1pf_nan); 845 ATF_TP_ADD_TC(tp, log1pf_inf_neg); 846 ATF_TP_ADD_TC(tp, log1pf_inf_pos); 847 ATF_TP_ADD_TC(tp, log1pf_one_neg); 848 ATF_TP_ADD_TC(tp, log1pf_zero_neg); 849 ATF_TP_ADD_TC(tp, log1pf_zero_pos); 850 851 ATF_TP_ADD_TC(tp, log2_base); 852 ATF_TP_ADD_TC(tp, log2_nan); 853 ATF_TP_ADD_TC(tp, log2_inf_neg); 854 ATF_TP_ADD_TC(tp, log2_inf_pos); 855 ATF_TP_ADD_TC(tp, log2_one_pos); 856 ATF_TP_ADD_TC(tp, log2_zero_neg); 857 ATF_TP_ADD_TC(tp, log2_zero_pos); 858 859 ATF_TP_ADD_TC(tp, log2f_base); 860 ATF_TP_ADD_TC(tp, log2f_nan); 861 ATF_TP_ADD_TC(tp, log2f_inf_neg); 862 ATF_TP_ADD_TC(tp, log2f_inf_pos); 863 ATF_TP_ADD_TC(tp, log2f_one_pos); 864 ATF_TP_ADD_TC(tp, log2f_zero_neg); 865 ATF_TP_ADD_TC(tp, log2f_zero_pos); 866 867 ATF_TP_ADD_TC(tp, log_base); 868 ATF_TP_ADD_TC(tp, log_nan); 869 ATF_TP_ADD_TC(tp, log_inf_neg); 870 ATF_TP_ADD_TC(tp, log_inf_pos); 871 ATF_TP_ADD_TC(tp, log_one_pos); 872 ATF_TP_ADD_TC(tp, log_zero_neg); 873 ATF_TP_ADD_TC(tp, log_zero_pos); 874 875 ATF_TP_ADD_TC(tp, logf_base); 876 ATF_TP_ADD_TC(tp, logf_nan); 877 ATF_TP_ADD_TC(tp, logf_inf_neg); 878 ATF_TP_ADD_TC(tp, logf_inf_pos); 879 ATF_TP_ADD_TC(tp, logf_one_pos); 880 ATF_TP_ADD_TC(tp, logf_zero_neg); 881 ATF_TP_ADD_TC(tp, logf_zero_pos); 882 883 return atf_no_error(); 884} 885