18a1362adSmaya/*
28a1362adSmaya * Copyright © 2019 Red Hat
38a1362adSmaya *
48a1362adSmaya * Permission is hereby granted, free of charge, to any person obtaining a
58a1362adSmaya * copy of this software and associated documentation files (the "Software"),
68a1362adSmaya * to deal in the Software without restriction, including without limitation
78a1362adSmaya * the rights to use, copy, modify, merge, publish, distribute, sublicense,
88a1362adSmaya * and/or sell copies of the Software, and to permit persons to whom the
98a1362adSmaya * Software is furnished to do so, subject to the following conditions:
108a1362adSmaya *
118a1362adSmaya * The above copyright notice and this permission notice (including the next
128a1362adSmaya * paragraph) shall be included in all copies or substantial portions of the
138a1362adSmaya * Software.
148a1362adSmaya *
158a1362adSmaya * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
168a1362adSmaya * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
178a1362adSmaya * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
188a1362adSmaya * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
198a1362adSmaya * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
208a1362adSmaya * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
218a1362adSmaya * IN THE SOFTWARE.
228a1362adSmaya */
238a1362adSmaya
248a1362adSmaya#include <gtest/gtest.h>
258a1362adSmaya#include "util/bitset.h"
268a1362adSmaya
278a1362adSmayaTEST(bitset, sizes)
288a1362adSmaya{
298a1362adSmaya   EXPECT_EQ(sizeof(BITSET_WORD), 4);
308a1362adSmaya
318a1362adSmaya   BITSET_DECLARE(mask32, 32);
328a1362adSmaya   BITSET_DECLARE(mask64, 64);
338a1362adSmaya   BITSET_DECLARE(mask128, 128);
348a1362adSmaya
358a1362adSmaya   EXPECT_EQ(sizeof(mask32), 4);
368a1362adSmaya   EXPECT_EQ(sizeof(mask64), 8);
378a1362adSmaya   EXPECT_EQ(sizeof(mask128), 16);
388a1362adSmaya}
398a1362adSmaya
407ec681f3SmrgTEST(bitset, test_set_clear)
418a1362adSmaya{
428a1362adSmaya   BITSET_DECLARE(mask128, 128);
438a1362adSmaya   BITSET_ZERO(mask128);
448a1362adSmaya
458a1362adSmaya   for (int i = 0; i < 128; i++) {
468a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), false);
478a1362adSmaya      BITSET_SET(mask128, i);
488a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), true);
498a1362adSmaya      BITSET_CLEAR(mask128, i);
508a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), false);
518a1362adSmaya   }
528a1362adSmaya}
538a1362adSmaya
547ec681f3SmrgTEST(bitset, test_set_ones)
558a1362adSmaya{
568a1362adSmaya   BITSET_DECLARE(mask128, 128);
578a1362adSmaya   BITSET_ONES(mask128);
588a1362adSmaya
598a1362adSmaya   EXPECT_EQ(BITSET_FFS(mask128), 1);
608a1362adSmaya
618a1362adSmaya   for (int i = 0; i < 128; i++) {
628a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), true);
638a1362adSmaya      BITSET_CLEAR(mask128, i);
648a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), false);
658a1362adSmaya      BITSET_SET(mask128, i);
668a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), true);
678a1362adSmaya   }
688a1362adSmaya}
698a1362adSmaya
707ec681f3SmrgTEST(bitset, test_basic_range)
718a1362adSmaya{
728a1362adSmaya   BITSET_DECLARE(mask128, 128);
738a1362adSmaya   BITSET_ZERO(mask128);
748a1362adSmaya
758a1362adSmaya   const int max_set = 15;
767ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(mask128, 0, max_set);
778a1362adSmaya   EXPECT_EQ(BITSET_TEST_RANGE(mask128, 0, max_set), true);
788a1362adSmaya   EXPECT_EQ(BITSET_TEST_RANGE(mask128, max_set + 1, max_set + 15), false);
798a1362adSmaya   for (int i = 0; i < 128; i++) {
808a1362adSmaya      if (i <= max_set)
818a1362adSmaya         EXPECT_EQ(BITSET_TEST(mask128, i), true);
828a1362adSmaya      else
838a1362adSmaya         EXPECT_EQ(BITSET_TEST(mask128, i), false);
848a1362adSmaya   }
858a1362adSmaya   BITSET_CLEAR_RANGE(mask128, 0, max_set);
868a1362adSmaya   EXPECT_EQ(BITSET_TEST_RANGE(mask128, 0, max_set), false);
878a1362adSmaya   for (int i = 0; i < 128; i++) {
888a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), false);
898a1362adSmaya   }
908a1362adSmaya}
918a1362adSmaya
927ec681f3SmrgTEST(bitset, test_bitset_ffs)
938a1362adSmaya{
948a1362adSmaya   BITSET_DECLARE(mask128, 128);
958a1362adSmaya   BITSET_ZERO(mask128);
968a1362adSmaya
978a1362adSmaya   EXPECT_EQ(BITSET_FFS(mask128), 0);
988a1362adSmaya
998a1362adSmaya   BITSET_SET(mask128, 14);
1008a1362adSmaya   EXPECT_EQ(BITSET_FFS(mask128), 15);
1018a1362adSmaya
1028a1362adSmaya   BITSET_SET(mask128, 28);
1038a1362adSmaya   EXPECT_EQ(BITSET_FFS(mask128), 15);
1048a1362adSmaya
1058a1362adSmaya   BITSET_CLEAR(mask128, 14);
1068a1362adSmaya   EXPECT_EQ(BITSET_FFS(mask128), 29);
1078a1362adSmaya
1087ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(mask128, 14, 18);
1098a1362adSmaya   EXPECT_EQ(BITSET_FFS(mask128), 15);
1108a1362adSmaya}
1118a1362adSmaya
1127ec681f3SmrgTEST(bitset, test_range_bits)
1138a1362adSmaya{
1148a1362adSmaya   BITSET_DECLARE(mask128, 128);
1158a1362adSmaya   BITSET_ZERO(mask128);
1168a1362adSmaya
1177ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(mask128, 0, 31);
1187ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(mask128, 32, 63);
1197ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(mask128, 64, 95);
1207ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(mask128, 96, 127);
1218a1362adSmaya
1228a1362adSmaya   EXPECT_EQ(BITSET_TEST_RANGE(mask128, 0, 31), true);
1238a1362adSmaya   EXPECT_EQ(BITSET_TEST_RANGE(mask128, 32, 63), true);
1248a1362adSmaya   EXPECT_EQ(BITSET_TEST_RANGE(mask128, 64, 95), true);
1258a1362adSmaya   EXPECT_EQ(BITSET_TEST_RANGE(mask128, 96, 127), true);
1268a1362adSmaya   for (int i = 0; i < 128; i++) {
1278a1362adSmaya      EXPECT_EQ(BITSET_TEST(mask128, i), true);
1288a1362adSmaya   }
1298a1362adSmaya}
1307ec681f3Smrg
1317ec681f3SmrgTEST(bitset, test_and)
1327ec681f3Smrg{
1337ec681f3Smrg   BITSET_DECLARE(r, 128);
1347ec681f3Smrg   BITSET_DECLARE(a, 128);
1357ec681f3Smrg   BITSET_DECLARE(b, 128);
1367ec681f3Smrg   BITSET_ZERO(r);
1377ec681f3Smrg   BITSET_ZERO(a);
1387ec681f3Smrg   BITSET_ZERO(b);
1397ec681f3Smrg
1407ec681f3Smrg   BITSET_AND(r, a, b);
1417ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
1427ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
1437ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
1447ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
1457ec681f3Smrg
1467ec681f3Smrg
1477ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(a, 32, 63);
1487ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(b, 96, 127);
1497ec681f3Smrg   BITSET_AND(r, a, b);
1507ec681f3Smrg
1517ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
1527ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
1537ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
1547ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
1557ec681f3Smrg
1567ec681f3Smrg
1577ec681f3Smrg   BITSET_SET(a, 80);
1587ec681f3Smrg   BITSET_SET(b, 80);
1597ec681f3Smrg   BITSET_AND(r, a, b);
1607ec681f3Smrg
1617ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 80), true);
1627ec681f3Smrg
1637ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
1647ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
1657ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), true);
1667ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
1677ec681f3Smrg}
1687ec681f3Smrg
1697ec681f3SmrgTEST(bitset, test_or)
1707ec681f3Smrg{
1717ec681f3Smrg   BITSET_DECLARE(r, 128);
1727ec681f3Smrg   BITSET_DECLARE(a, 128);
1737ec681f3Smrg   BITSET_DECLARE(b, 128);
1747ec681f3Smrg   BITSET_ZERO(r);
1757ec681f3Smrg   BITSET_ZERO(a);
1767ec681f3Smrg   BITSET_ZERO(b);
1777ec681f3Smrg
1787ec681f3Smrg   BITSET_OR(r, a, b);
1797ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
1807ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
1817ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
1827ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
1837ec681f3Smrg
1847ec681f3Smrg
1857ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(a, 32, 63);
1867ec681f3Smrg   BITSET_SET_RANGE_INSIDE_WORD(b, 96, 127);
1877ec681f3Smrg   BITSET_OR(r, a, b);
1887ec681f3Smrg
1897ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
1907ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), true);
1917ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
1927ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), true);
1937ec681f3Smrg
1947ec681f3Smrg
1957ec681f3Smrg   BITSET_SET(a, 80);
1967ec681f3Smrg   BITSET_OR(r, a, b);
1977ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 80), true);
1987ec681f3Smrg
1997ec681f3Smrg   BITSET_SET(b, 81);
2007ec681f3Smrg   BITSET_OR(r, a, b);
2017ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 81), true);
2027ec681f3Smrg
2037ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
2047ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), true);
2057ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), true);
2067ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), true);
2077ec681f3Smrg}
2087ec681f3Smrg
2097ec681f3SmrgTEST(bitset, test_not)
2107ec681f3Smrg{
2117ec681f3Smrg   BITSET_DECLARE(r, 128);
2127ec681f3Smrg   BITSET_ZERO(r);
2137ec681f3Smrg
2147ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
2157ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
2167ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
2177ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
2187ec681f3Smrg
2197ec681f3Smrg   BITSET_NOT(r);
2207ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), true);
2217ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), true);
2227ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), true);
2237ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), true);
2247ec681f3Smrg
2257ec681f3Smrg   BITSET_CLEAR_RANGE(r, 32, 63);
2267ec681f3Smrg   BITSET_NOT(r);
2277ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
2287ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), true);
2297ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
2307ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
2317ec681f3Smrg}
2327ec681f3Smrg
2337ec681f3SmrgTEST(bitset, test_shr_zero)
2347ec681f3Smrg{
2357ec681f3Smrg   BITSET_DECLARE(r, 128);
2367ec681f3Smrg
2377ec681f3Smrg   BITSET_ZERO(r);
2387ec681f3Smrg   BITSET_SET(r, 127);
2397ec681f3Smrg
2407ec681f3Smrg   BITSET_SHR(r, 0);
2417ec681f3Smrg
2427ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 127), true);
2437ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
2447ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
2457ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
2467ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), true);
2477ec681f3Smrg}
2487ec681f3Smrg
2497ec681f3SmrgTEST(bitset, test_shl_zero)
2507ec681f3Smrg{
2517ec681f3Smrg   BITSET_DECLARE(r, 128);
2527ec681f3Smrg
2537ec681f3Smrg   BITSET_ZERO(r);
2547ec681f3Smrg   BITSET_SET(r, 0);
2557ec681f3Smrg
2567ec681f3Smrg   BITSET_SHL(r, 0);
2577ec681f3Smrg
2587ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 0), true);
2597ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), true);
2607ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
2617ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
2627ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
2637ec681f3Smrg}
2647ec681f3Smrg
2657ec681f3SmrgTEST(bitset, test_shr_walking_bit)
2667ec681f3Smrg{
2677ec681f3Smrg   BITSET_DECLARE(r, 128);
2687ec681f3Smrg
2697ec681f3Smrg   BITSET_ZERO(r);
2707ec681f3Smrg   BITSET_SET(r, 127);
2717ec681f3Smrg
2727ec681f3Smrg   for (int i = 127; i >= 0; i--) {
2737ec681f3Smrg      EXPECT_EQ(BITSET_TEST(r, i), true);
2747ec681f3Smrg      BITSET_SHR(r, 1);
2757ec681f3Smrg   }
2767ec681f3Smrg
2777ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
2787ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
2797ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
2807ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
2817ec681f3Smrg}
2827ec681f3Smrg
2837ec681f3SmrgTEST(bitset, test_shl_walking_bit)
2847ec681f3Smrg{
2857ec681f3Smrg   BITSET_DECLARE(r, 128);
2867ec681f3Smrg
2877ec681f3Smrg   BITSET_ZERO(r);
2887ec681f3Smrg   BITSET_SET(r, 0);
2897ec681f3Smrg
2907ec681f3Smrg   for (unsigned int i = 0; i < 128; i++) {
2917ec681f3Smrg      EXPECT_EQ(BITSET_TEST(r, i), true);
2927ec681f3Smrg      BITSET_SHL(r, 1);
2937ec681f3Smrg   }
2947ec681f3Smrg
2957ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
2967ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
2977ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), false);
2987ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
2997ec681f3Smrg}
3007ec681f3Smrg
3017ec681f3SmrgTEST(bitset, test_shr_multiple_words)
3027ec681f3Smrg{
3037ec681f3Smrg   BITSET_DECLARE(r, 128);
3047ec681f3Smrg
3057ec681f3Smrg   BITSET_ZERO(r);
3067ec681f3Smrg   BITSET_SET(r, 127);
3077ec681f3Smrg   BITSET_SHR(r, 50);
3087ec681f3Smrg
3097ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 127), false);
3107ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 77), true);
3117ec681f3Smrg
3127ec681f3Smrg
3137ec681f3Smrg   BITSET_ZERO(r);
3147ec681f3Smrg   BITSET_SET(r, 127);
3157ec681f3Smrg   BITSET_SHR(r, 80);
3167ec681f3Smrg
3177ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 127), false);
3187ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 47), true);
3197ec681f3Smrg
3207ec681f3Smrg
3217ec681f3Smrg   BITSET_ZERO(r);
3227ec681f3Smrg   BITSET_SET(r, 127);
3237ec681f3Smrg   BITSET_SHR(r, 126);
3247ec681f3Smrg
3257ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 127), false);
3267ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 1), true);
3277ec681f3Smrg}
3287ec681f3Smrg
3297ec681f3SmrgTEST(bitset, test_shl_multiple_words)
3307ec681f3Smrg{
3317ec681f3Smrg   BITSET_DECLARE(r, 128);
3327ec681f3Smrg
3337ec681f3Smrg   BITSET_ZERO(r);
3347ec681f3Smrg   BITSET_SET(r, 0);
3357ec681f3Smrg   BITSET_SHL(r, 50);
3367ec681f3Smrg
3377ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 0), false);
3387ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 50), true);
3397ec681f3Smrg
3407ec681f3Smrg
3417ec681f3Smrg   BITSET_ZERO(r);
3427ec681f3Smrg   BITSET_SET(r, 0);
3437ec681f3Smrg   BITSET_SHL(r, 80);
3447ec681f3Smrg
3457ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 0), false);
3467ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 80), true);
3477ec681f3Smrg
3487ec681f3Smrg
3497ec681f3Smrg   BITSET_ZERO(r);
3507ec681f3Smrg   BITSET_SET(r, 0);
3517ec681f3Smrg   BITSET_SHL(r, 126);
3527ec681f3Smrg
3537ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 0), false);
3547ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 126), true);
3557ec681f3Smrg}
3567ec681f3Smrg
3577ec681f3SmrgTEST(bitset, test_shr_two_words)
3587ec681f3Smrg{
3597ec681f3Smrg   BITSET_DECLARE(r, 64);
3607ec681f3Smrg
3617ec681f3Smrg   BITSET_ZERO(r);
3627ec681f3Smrg   BITSET_SET(r, 63);
3637ec681f3Smrg   BITSET_SHR(r, 50);
3647ec681f3Smrg
3657ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 63), false);
3667ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 13), true);
3677ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), true);
3687ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), false);
3697ec681f3Smrg}
3707ec681f3Smrg
3717ec681f3SmrgTEST(bitset, test_shl_two_words)
3727ec681f3Smrg{
3737ec681f3Smrg   BITSET_DECLARE(r, 64);
3747ec681f3Smrg
3757ec681f3Smrg   BITSET_ZERO(r);
3767ec681f3Smrg   BITSET_SET(r, 0);
3777ec681f3Smrg   BITSET_SHL(r, 50);
3787ec681f3Smrg
3797ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 0), false);
3807ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 50), true);
3817ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
3827ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), true);
3837ec681f3Smrg}
3847ec681f3Smrg
3857ec681f3SmrgTEST(bitset, test_setrange_across_word_boundary)
3867ec681f3Smrg{
3877ec681f3Smrg   BITSET_DECLARE(r, 128);
3887ec681f3Smrg   BITSET_ZERO(r);
3897ec681f3Smrg
3907ec681f3Smrg   BITSET_SET_RANGE(r, 62, 65);
3917ec681f3Smrg
3927ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 0, 31), false);
3937ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 32, 63), true);
3947ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 64, 95), true);
3957ec681f3Smrg   EXPECT_EQ(BITSET_TEST_RANGE(r, 96, 127), false);
3967ec681f3Smrg
3977ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 61), false);
3987ec681f3Smrg
3997ec681f3Smrg   for (int i = 62; i <= 65; i++)
4007ec681f3Smrg      EXPECT_EQ(BITSET_TEST(r, i), true);
4017ec681f3Smrg
4027ec681f3Smrg   EXPECT_EQ(BITSET_TEST(r, 66), false);
4037ec681f3Smrg}
404