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[src/trunk]: src Add test for uint64 to real long double conversion.
details: https://anonhg.NetBSD.org/src/rev/e6074e4630b4
branches: trunk
changeset: 326469:e6074e4630b4
user: joerg <joerg%NetBSD.org@localhost>
date: Thu Jan 30 15:04:04 2014 +0000
description:
Add test for uint64 to real long double conversion.
diffstat:
distrib/sets/lists/debug/mi | 3 +-
distrib/sets/lists/tests/mi | 3 +-
tests/lib/libc/gen/Makefile | 3 +-
tests/lib/libc/gen/t_floatunditf.c | 130 +++++++++++++++++++++++++++++++++++++
4 files changed, 136 insertions(+), 3 deletions(-)
diffs (185 lines):
diff -r 72c3fba0e889 -r e6074e4630b4 distrib/sets/lists/debug/mi
--- a/distrib/sets/lists/debug/mi Thu Jan 30 13:04:06 2014 +0000
+++ b/distrib/sets/lists/debug/mi Thu Jan 30 15:04:04 2014 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: mi,v 1.50 2014/01/20 02:34:20 christos Exp $
+# $NetBSD: mi,v 1.51 2014/01/30 15:04:04 joerg Exp $
./etc/mtree/set.debug comp-sys-root
./usr/lib/i18n/libBIG5_g.a comp-c-debuglib debuglib
@@ -1764,6 +1764,7 @@
./usr/libdata/debug/usr/tests/lib/libc/gen/t_closefrom.debug tests-lib-debug debug,atf
./usr/libdata/debug/usr/tests/lib/libc/gen/t_cpuset.debug tests-lib-debug debug,atf
./usr/libdata/debug/usr/tests/lib/libc/gen/t_dir.debug tests-lib-debug debug,atf
+./usr/libdata/debug/usr/tests/lib/libc/gen/t_floatunditf.debug tests-lib-debug debug,atf
./usr/libdata/debug/usr/tests/lib/libc/gen/t_fmtcheck.debug tests-lib-debug debug,atf
./usr/libdata/debug/usr/tests/lib/libc/gen/t_fnmatch.debug tests-lib-debug debug,atf
./usr/libdata/debug/usr/tests/lib/libc/gen/t_fpclassify.debug tests-lib-debug debug,atf
diff -r 72c3fba0e889 -r e6074e4630b4 distrib/sets/lists/tests/mi
--- a/distrib/sets/lists/tests/mi Thu Jan 30 13:04:06 2014 +0000
+++ b/distrib/sets/lists/tests/mi Thu Jan 30 15:04:04 2014 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: mi,v 1.559 2014/01/17 22:34:36 pgoyette Exp $
+# $NetBSD: mi,v 1.560 2014/01/30 15:04:04 joerg Exp $
#
# Note: don't delete entries from here - mark them as "obsolete" instead.
#
@@ -1890,6 +1890,7 @@
./usr/tests/lib/libc/gen/t_closefrom tests-lib-tests atf
./usr/tests/lib/libc/gen/t_cpuset tests-lib-tests atf
./usr/tests/lib/libc/gen/t_dir tests-lib-tests atf
+./usr/tests/lib/libc/gen/t_floatunditf tests-lib-tests atf
./usr/tests/lib/libc/gen/t_fmtcheck tests-lib-tests atf
./usr/tests/lib/libc/gen/t_fnmatch tests-lib-tests atf
./usr/tests/lib/libc/gen/t_fpclassify tests-lib-tests atf
diff -r 72c3fba0e889 -r e6074e4630b4 tests/lib/libc/gen/Makefile
--- a/tests/lib/libc/gen/Makefile Thu Jan 30 13:04:06 2014 +0000
+++ b/tests/lib/libc/gen/Makefile Thu Jan 30 15:04:04 2014 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.38 2012/11/08 03:13:47 pgoyette Exp $
+# $NetBSD: Makefile,v 1.39 2014/01/30 15:04:04 joerg Exp $
.include <bsd.own.mk>
@@ -12,6 +12,7 @@
TESTS_C+= t_closefrom
TESTS_C+= t_cpuset
TESTS_C+= t_dir
+TESTS_C+= t_floatunditf
TESTS_C+= t_fmtcheck
TESTS_C+= t_fnmatch
TESTS_C+= t_fpclassify
diff -r 72c3fba0e889 -r e6074e4630b4 tests/lib/libc/gen/t_floatunditf.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/lib/libc/gen/t_floatunditf.c Thu Jan 30 15:04:04 2014 +0000
@@ -0,0 +1,130 @@
+/* $NetBSD: t_floatunditf.c,v 1.1 2014/01/30 15:04:04 joerg Exp $ */
+
+/*-
+ * Copyright (c) 2014 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * 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 <atf-c.h>
+#include <atf-c/config.h>
+#include <inttypes.h>
+#include <math.h>
+
+static const struct {
+ uint64_t u64;
+ long double ld;
+} testcases[] = {
+ { 0xffffffffffffffffULL, 0xf.fffffffffffffffp+60L },
+ { 0x7fffffffffffffffULL, 0xf.ffffffffffffffep+59L },
+ { 0x3fffffffffffffffULL, 0xf.ffffffffffffffcp+58L },
+ { 0x1fffffffffffffffULL, 0xf.ffffffffffffff8p+57L },
+ { 0xfffffffffffffffULL, 0xf.ffffffffffffffp+56L },
+ { 0x7ffffffffffffffULL, 0xf.fffffffffffffep+55L },
+ { 0x3ffffffffffffffULL, 0xf.fffffffffffffcp+54L },
+ { 0x1ffffffffffffffULL, 0xf.fffffffffffff8p+53L },
+ { 0xffffffffffffffULL, 0xf.fffffffffffffp+52L },
+ { 0x7fffffffffffffULL, 0xf.ffffffffffffep+51L },
+ { 0x3fffffffffffffULL, 0xf.ffffffffffffcp+50L },
+ { 0x1fffffffffffffULL, 0xf.ffffffffffff8p+49L },
+ { 0xfffffffffffffULL, 0xf.ffffffffffffp+48L },
+ { 0x7ffffffffffffULL, 0xf.fffffffffffep+47L },
+ { 0x3ffffffffffffULL, 0xf.fffffffffffcp+46L },
+ { 0x1ffffffffffffULL, 0xf.fffffffffff8p+45L },
+ { 0xffffffffffffULL, 0xf.fffffffffffp+44L },
+ { 0x7fffffffffffULL, 0xf.ffffffffffep+43L },
+ { 0x3fffffffffffULL, 0xf.ffffffffffcp+42L },
+ { 0x1fffffffffffULL, 0xf.ffffffffff8p+41L },
+ { 0xfffffffffffULL, 0xf.ffffffffffp+40L },
+ { 0x7ffffffffffULL, 0xf.fffffffffep+39L },
+ { 0x3ffffffffffULL, 0xf.fffffffffcp+38L },
+ { 0x1ffffffffffULL, 0xf.fffffffff8p+37L },
+ { 0xffffffffffULL, 0xf.fffffffffp+36L },
+ { 0x7fffffffffULL, 0xf.ffffffffep+35L },
+ { 0x3fffffffffULL, 0xf.ffffffffcp+34L },
+ { 0x1fffffffffULL, 0xf.ffffffff8p+33L },
+ { 0xfffffffffULL, 0xf.ffffffffp+32L },
+ { 0x7ffffffffULL, 0xf.fffffffep+31L },
+ { 0x3ffffffffULL, 0xf.fffffffcp+30L },
+ { 0x1ffffffffULL, 0xf.fffffff8p+29L },
+ { 0xffffffffULL, 0xf.fffffffp+28L },
+ { 0x7fffffffULL, 0xf.ffffffep+27L },
+ { 0x3fffffffULL, 0xf.ffffffcp+26L },
+ { 0x1fffffffULL, 0xf.ffffff8p+25L },
+ { 0xfffffffULL, 0xf.ffffffp+24L },
+ { 0x7ffffffULL, 0xf.fffffep+23L },
+ { 0x3ffffffULL, 0xf.fffffcp+22L },
+ { 0x1ffffffULL, 0xf.fffff8p+21L },
+ { 0xffffffULL, 0xf.fffffp+20L },
+ { 0x7fffffULL, 0xf.ffffep+19L },
+ { 0x3fffffULL, 0xf.ffffcp+18L },
+ { 0x1fffffULL, 0xf.ffff8p+17L },
+ { 0xfffffULL, 0xf.ffffp+16L },
+ { 0x7ffffULL, 0xf.fffep+15L },
+ { 0x3ffffULL, 0xf.fffcp+14L },
+ { 0x1ffffULL, 0xf.fff8p+13L },
+ { 0xffffULL, 0xf.fffp+12L },
+ { 0x7fffULL, 0xf.ffep+11L },
+ { 0x3fffULL, 0xf.ffcp+10L },
+ { 0x1fffULL, 0xf.ff8p+9L },
+ { 0xfffULL, 0xf.ffp+8L },
+ { 0x7ffULL, 0xf.fep+7L },
+ { 0x3ffULL, 0xf.fcp+6L },
+ { 0x1ffULL, 0xf.f8p+5L },
+ { 0xffULL, 0xf.fp+4L },
+ { 0x7fULL, 0xf.ep+3L },
+ { 0x3fULL, 0xf.cp+2L },
+ { 0x1fULL, 0xf.8p+1L },
+ { 0xfULL, 0xfp+0L },
+ { 0x7ULL, 0xep-1L },
+ { 0x3ULL, 0xcp-2L },
+ { 0x1ULL, 0x8p-3L },
+};
+
+long double floatunditf(uint64_t);
+
+ATF_TC(floatunditf);
+ATF_TC_HEAD(floatunditf, tc)
+{
+ atf_tc_set_md_var(tc, "descr",
+ "Verify that uint64 -> long double conversion works");
+}
+
+ATF_TC_BODY(floatunditf, tc)
+{
+ size_t i;
+
+ for (i = 0; i < __arraycount(testcases); ++i)
+ ATF_CHECK(testcases[i].ld == (long double)testcases[i].u64);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+#ifdef __HAVE_LONG_DOUBLE
+ ATF_TP_ADD_TC(tp, floatunditf);
+#else
+ atf_tc_skip("No real long double");
+#endif
+
+ return atf_no_error();
+}
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