/* $NetBSD: t_bitops.c,v 1.21 2023/07/13 20:39:24 riastradh Exp $ */ /*- * Copyright (c) 2011, 2012 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Christos Zoulas and Jukka Ruohonen. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include __RCSID("$NetBSD: t_bitops.c,v 1.21 2023/07/13 20:39:24 riastradh Exp $"); #include #include #include #include #include #include #include static const struct { uint32_t val; int ffs; int fls; } bits[] = { { 0x00, 0, 0 }, { 0x01, 1, 1 }, { 0x02, 2, 2 }, { 0x03, 1, 2 }, { 0x04, 3, 3 }, { 0x05, 1, 3 }, { 0x06, 2, 3 }, { 0x07, 1, 3 }, { 0x08, 4, 4 }, { 0x09, 1, 4 }, { 0x0A, 2, 4 }, { 0x0B, 1, 4 }, { 0x0C, 3, 4 }, { 0x0D, 1, 4 }, { 0x0E, 2, 4 }, { 0x0F, 1, 4 }, { 0x10, 5, 5 }, { 0x11, 1, 5 }, { 0x12, 2, 5 }, { 0x13, 1, 5 }, { 0x14, 3, 5 }, { 0x15, 1, 5 }, { 0x16, 2, 5 }, { 0x17, 1, 5 }, { 0x18, 4, 5 }, { 0x19, 1, 5 }, { 0x1A, 2, 5 }, { 0x1B, 1, 5 }, { 0x1C, 3, 5 }, { 0x1D, 1, 5 }, { 0x1E, 2, 5 }, { 0x1F, 1, 5 }, { 0xF0, 5, 8 }, { 0xF1, 1, 8 }, { 0xF2, 2, 8 }, { 0xF3, 1, 8 }, { 0xF4, 3, 8 }, { 0xF5, 1, 8 }, { 0xF6, 2, 8 }, { 0xF7, 1, 8 }, { 0xF8, 4, 8 }, { 0xF9, 1, 8 }, { 0xFA, 2, 8 }, { 0xFB, 1, 8 }, { 0xFC, 3, 8 }, { 0xFD, 1, 8 }, { 0xFE, 2, 8 }, { 0xFF, 1, 8 }, }; ATF_TC(bitmap_basic); ATF_TC_HEAD(bitmap_basic, tc) { atf_tc_set_md_var(tc, "descr", "A basic test of __BITMAP_*"); } ATF_TC_BODY(bitmap_basic, tc) { size_t n; __BITMAP_TYPE(, uint32_t, 65536) bm; __BITMAP_ZERO(&bm); ATF_CHECK_EQ_MSG((n = __BITMAP_SIZE(uint32_t, 65536)), 2048, "n=%zu", n); ATF_CHECK_EQ_MSG((n = __BITMAP_SHIFT(uint32_t)), 5, "n=%zu", n); ATF_CHECK_EQ_MSG((n = __BITMAP_MASK(uint32_t)), 31, "n=%zu", n); for (size_t i = 0; i < 65536; i += 2) __BITMAP_SET(i, &bm); for (size_t i = 0; i < 2048; i++) { ATF_CHECK_EQ_MSG(bm._b[i], 0x55555555, "bm._b[%zu]=0x%"PRIx32, i, bm._b[i]); } for (size_t i = 0; i < 65536; i++) if (i & 1) ATF_CHECK_MSG(!__BITMAP_ISSET(i, &bm), "i=%zu", i); else { ATF_CHECK_MSG(__BITMAP_ISSET(i, &bm), "i=%zu", i); __BITMAP_CLR(i, &bm); } for (size_t i = 0; i < 65536; i += 2) ATF_CHECK_MSG(!__BITMAP_ISSET(i, &bm), "i=%zu", i); } ATF_TC(fast_divide32); ATF_TC_HEAD(fast_divide32, tc) { atf_tc_set_md_var(tc, "descr", "A basic test of fast_divide32(3)"); } ATF_TC_BODY(fast_divide32, tc) { uint32_t a, b, q, r, m; uint8_t i, s1, s2; a = 0xFFFF; b = 0x000F; fast_divide32_prepare(b, &m, &s1, &s2); q = fast_divide32(a, b, m, s1, s2); r = fast_remainder32(a, b, m, s1, s2); ATF_CHECK_EQ_MSG(q, 0x1111, "q=%"PRIu32"; a=%"PRIu32" b=%"PRIu32" a/b=%"PRIu32";" " m=%"PRIu32" s1=%"PRIu8" s2=%"PRIu8, q, a, b, a / b, m, s1, s2); ATF_CHECK_EQ_MSG(r, 0, "q=%"PRIu32", a=%"PRIu32", b=%"PRIu32", a%%b=%"PRIu32";" " m=%"PRIu32" s1=%"PRIu8" s2=%"PRIu8, q, a, b, a % b, m, s1, s2); for (i = 1; i < __arraycount(bits); i++) { a = bits[i].val; b = bits[i].ffs; fast_divide32_prepare(b, &m, &s1, &s2); q = fast_divide32(a, b, m, s1, s2); r = fast_remainder32(a, b, m, s1, s2); ATF_CHECK_EQ_MSG(q, a / b, "q=%"PRIu32"; a=%"PRIu32" b=%"PRIu32" a/b=%"PRIu32";" " m=%"PRIu32" s1=%"PRIu8" s2=%"PRIu8, q, a, b, a / b, m, s1, s2); ATF_CHECK_EQ_MSG(r, a % b, "q=%"PRIu32", a=%"PRIu32", b=%"PRIu32", a%%b=%"PRIu32";" " m=%"PRIu32" s1=%"PRIu8" s2=%"PRIu8, q, a, b, a % b, m, s1, s2); } } ATF_TC(ffsfls); ATF_TC_HEAD(ffsfls, tc) { atf_tc_set_md_var(tc, "descr", "Test ffs32(3)-family for correctness"); } ATF_TC_BODY(ffsfls, tc) { uint8_t i; int n, m; ATF_CHECK_EQ_MSG((n = ffs32(0)), 0x00, "n=%d", n); ATF_CHECK_EQ_MSG((n = fls32(0)), 0x00, "n=%d", n); ATF_CHECK_EQ_MSG((n = ffs64(0)), 0x00, "n=%d", n); ATF_CHECK_EQ_MSG((n = fls64(0)), 0x00, "n=%d", n); ATF_CHECK_EQ_MSG((n = ffs32(UINT32_MAX)), 0x01, "n=%d", n); ATF_CHECK_EQ_MSG((n = fls32(UINT32_MAX)), 0x20, "n=%d", n); ATF_CHECK_EQ_MSG((n = ffs64(UINT64_MAX)), 0x01, "n=%d", n); ATF_CHECK_EQ_MSG((n = fls64(UINT64_MAX)), 0x40, "n=%d", n); for (i = 1; i < __arraycount(bits); i++) { ATF_CHECK_EQ_MSG((n = ffs32(bits[i].val)), (m = bits[i].ffs), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = fls32(bits[i].val)), (m = bits[i].fls), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = ffs64(bits[i].val)), (m = bits[i].ffs), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = fls64(bits[i].val)), (m = bits[i].fls), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = ffs32(bits[i].val << 1)), (m = bits[i].ffs + 1), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = fls32(bits[i].val << 1)), (m = bits[i].fls + 1), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = ffs64(bits[i].val << 1)), (m = bits[i].ffs + 1), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = fls64(bits[i].val << 1)), (m = bits[i].fls + 1), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = ffs32(bits[i].val << 9)), (m = bits[i].ffs + 9), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = fls32(bits[i].val << 9)), (m = bits[i].fls + 9), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = ffs64(bits[i].val << 9)), (m = bits[i].ffs + 9), "[i=%"PRIu8"] n=%d m=%d", i, n, m); ATF_CHECK_EQ_MSG((n = fls64(bits[i].val << 9)), (m = bits[i].fls + 9), "[i=%"PRIu8"] n=%d m=%d", i, n, m); } } ATF_TC(ilog2_32bit); ATF_TC_HEAD(ilog2_32bit, tc) { atf_tc_set_md_var(tc, "descr", "Test ilog2(3) for 32bit variable"); } ATF_TC_BODY(ilog2_32bit, tc) { int i, L; uint32_t x; for (i = 0; i < 32; i++) { x = 1U << i; ATF_CHECK_EQ_MSG((L = ilog2(x)), i, "i=%d x=0x%"PRIx32" L=%d", i, x, L); } } ATF_TC(ilog2_64bit); ATF_TC_HEAD(ilog2_64bit, tc) { atf_tc_set_md_var(tc, "descr", "Test ilog2(3) for 64bit variable"); } ATF_TC_BODY(ilog2_64bit, tc) { int i, L; uint64_t x; for (i = 0; i < 64; i++) { x = (uint64_t)1 << i; ATF_CHECK_EQ_MSG((L = ilog2(x)), i, "i=%d x=0x%"PRIx64" L=%d", i, x, L); } } ATF_TC(ilog2_const); ATF_TC_HEAD(ilog2_const, tc) { atf_tc_set_md_var(tc, "descr", "Test ilog2(3) for constant"); } ATF_TC_BODY(ilog2_const, tc) { int L; /* * These inlines test __builtin_constant_p() part of ilog2() * at compile time, so don't change it to loop. PR lib/49745 */ ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000001ULL)), 0, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000002ULL)), 1, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000004ULL)), 2, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000008ULL)), 3, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000010ULL)), 4, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000020ULL)), 5, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000040ULL)), 6, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000080ULL)), 7, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000100ULL)), 8, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000200ULL)), 9, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000400ULL)), 10, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000800ULL)), 11, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000001000ULL)), 12, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000002000ULL)), 13, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000004000ULL)), 14, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000008000ULL)), 15, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000010000ULL)), 16, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000020000ULL)), 17, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000040000ULL)), 18, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000080000ULL)), 19, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000100000ULL)), 20, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000200000ULL)), 21, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000400000ULL)), 22, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000800000ULL)), 23, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000001000000ULL)), 24, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000002000000ULL)), 25, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000004000000ULL)), 26, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000008000000ULL)), 27, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000010000000ULL)), 28, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000020000000ULL)), 29, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000040000000ULL)), 30, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000080000000ULL)), 31, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000100000000ULL)), 32, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000200000000ULL)), 33, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000400000000ULL)), 34, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000800000000ULL)), 35, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000001000000000ULL)), 36, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000002000000000ULL)), 37, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000004000000000ULL)), 38, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000008000000000ULL)), 39, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000010000000000ULL)), 40, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000020000000000ULL)), 41, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000040000000000ULL)), 42, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000080000000000ULL)), 43, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000100000000000ULL)), 44, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000200000000000ULL)), 45, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000400000000000ULL)), 46, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000800000000000ULL)), 47, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0001000000000000ULL)), 48, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0002000000000000ULL)), 49, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0004000000000000ULL)), 50, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0008000000000000ULL)), 51, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0010000000000000ULL)), 52, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0020000000000000ULL)), 53, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0040000000000000ULL)), 54, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0080000000000000ULL)), 55, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0100000000000000ULL)), 56, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0200000000000000ULL)), 57, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0400000000000000ULL)), 58, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0800000000000000ULL)), 59, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x1000000000000000ULL)), 60, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x2000000000000000ULL)), 61, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x4000000000000000ULL)), 62, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x8000000000000000ULL)), 63, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000003ULL)), 1, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000007ULL)), 2, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000000000fULL)), 3, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000000001fULL)), 4, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000000003fULL)), 5, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000000007fULL)), 6, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000000000ffULL)), 7, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000000001ffULL)), 8, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000000003ffULL)), 9, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000000007ffULL)), 10, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000000fffULL)), 11, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000001fffULL)), 12, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000003fffULL)), 13, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000007fffULL)), 14, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000000ffffULL)), 15, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000001ffffULL)), 16, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000003ffffULL)), 17, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000007ffffULL)), 18, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000000fffffULL)), 19, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000001fffffULL)), 20, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000003fffffULL)), 21, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000007fffffULL)), 22, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000000ffffffULL)), 23, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000001ffffffULL)), 24, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000003ffffffULL)), 25, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000007ffffffULL)), 26, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000000fffffffULL)), 27, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000001fffffffULL)), 28, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000003fffffffULL)), 29, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000007fffffffULL)), 30, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000000ffffffffULL)), 31, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000001ffffffffULL)), 32, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000003ffffffffULL)), 33, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000007ffffffffULL)), 34, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000000fffffffffULL)), 35, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000001fffffffffULL)), 36, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000003fffffffffULL)), 37, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000007fffffffffULL)), 38, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000000ffffffffffULL)), 39, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000001ffffffffffULL)), 40, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000003ffffffffffULL)), 41, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000007ffffffffffULL)), 42, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00000fffffffffffULL)), 43, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00001fffffffffffULL)), 44, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00003fffffffffffULL)), 45, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00007fffffffffffULL)), 46, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0000ffffffffffffULL)), 47, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0001ffffffffffffULL)), 48, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0003ffffffffffffULL)), 49, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0007ffffffffffffULL)), 50, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x000fffffffffffffULL)), 51, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x001fffffffffffffULL)), 52, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x003fffffffffffffULL)), 53, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x007fffffffffffffULL)), 54, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x00ffffffffffffffULL)), 55, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x01ffffffffffffffULL)), 56, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x03ffffffffffffffULL)), 57, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x07ffffffffffffffULL)), 58, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x0fffffffffffffffULL)), 59, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x1fffffffffffffffULL)), 60, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x3fffffffffffffffULL)), 61, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0x7fffffffffffffffULL)), 62, "L=%d", L); ATF_CHECK_EQ_MSG((L = ilog2(0xffffffffffffffffULL)), 63, "L=%d", L); } ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, bitmap_basic); ATF_TP_ADD_TC(tp, fast_divide32); ATF_TP_ADD_TC(tp, ffsfls); ATF_TP_ADD_TC(tp, ilog2_32bit); ATF_TP_ADD_TC(tp, ilog2_64bit); ATF_TP_ADD_TC(tp, ilog2_const); return atf_no_error(); }