aboutsummaryrefslogtreecommitdiff
path: root/math
diff options
context:
space:
mode:
Diffstat (limited to 'math')
-rw-r--r--math/Makefile2
-rw-r--r--math/Versions1
-rw-r--r--math/bits/mathcalls.h3
-rw-r--r--math/libm-test.inc606
-rw-r--r--math/test-tgmath.c12
-rw-r--r--math/tgmath.h3
6 files changed, 624 insertions, 3 deletions
diff --git a/math/Makefile b/math/Makefile
index ed1c4c9..7b2eb5a 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -75,7 +75,7 @@ libm-calls = \
s_issignalingF $(calls:s_%=m_%) x2y2m1F \
gamma_productF lgamma_negF lgamma_productF \
s_nextupF s_totalorderF s_totalordermagF s_getpayloadF \
- s_setpayloadF s_setpayloadsigF $(gen-libm-calls)
+ s_setpayloadF s_setpayloadsigF s_roundevenF $(gen-libm-calls)
libm-compat-calls-ldouble-yes = w_lgamma_compatl k_standardl
libm-compat-calls = w_lgamma_compatf w_lgamma_compat k_standard k_standardf \
diff --git a/math/Versions b/math/Versions
index eebfac3..b6a4fa3 100644
--- a/math/Versions
+++ b/math/Versions
@@ -225,5 +225,6 @@ libm {
setpayloadsig; setpayloadsigf; setpayloadsigl;
llogb; llogbf; llogbl;
fmaxmag; fmaxmagf; fmaxmagl; fminmag; fminmagf; fminmagl;
+ roundeven; roundevenf; roundevenl;
}
}
diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h
index 824f95b..4fd8bab 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -385,6 +385,9 @@ __END_NAMESPACE_C99
#endif
#if __GLIBC_USE (IEC_60559_BFP_EXT)
+/* Round X to nearest integer value, rounding halfway cases to even. */
+__MATHCALLX (roundeven,, (_Mdouble_ __x), (__const__));
+
/* Return value with maximum magnitude. */
__MATHCALLX (fmaxmag,, (_Mdouble_ __x, _Mdouble_ __y), (__const__));
diff --git a/math/libm-test.inc b/math/libm-test.inc
index e482293..e096e21 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -47,7 +47,7 @@
ldexp, lgamma, llogb, log, log10, log1p, log2, logb,
modf, nearbyint, nextafter, nexttoward,
pow, pow10, remainder, remquo, rint, lrint, llrint,
- round, lround, llround,
+ round, roundeven, lround, llround,
scalb, scalbn, scalbln, setpayload, setpayloadsig, signbit,
sin, sincos, sinh, sqrt,
tan, tanh, tgamma, totalorder, totalordermag, trunc,
@@ -12460,6 +12460,609 @@ round_test (void)
}
+static const struct test_f_f_data roundeven_test_data[] =
+ {
+ TEST_f_f (roundeven, plus_zero, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, minus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
+ TEST_f_f (roundeven, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
+
+ TEST_f_f (roundeven, min_subnorm_value, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, min_value, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 1, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 2, 2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 3, 3, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 4, 4, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 5, 5, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p23, 0x1p23, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p24, 0x1p24, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p25, 0x1p25, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p52, 0x1p52, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p53, 0x1p53, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p54, 0x1p54, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p63, 0x1p63, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p64, 0x1p64, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p65, 0x1p65, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p105, 0x1p105, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p106, 0x1p106, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p107, 0x1p107, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p112, 0x1p112, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p113, 0x1p113, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1p114, 0x1p114, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, max_value, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -min_subnorm_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -min_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -1, -1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -2, -2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -3, -3, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -4, -4, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -5, -5, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p23, -0x1p23, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p24, -0x1p24, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p25, -0x1p25, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p52, -0x1p52, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p53, -0x1p53, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p54, -0x1p54, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p63, -0x1p63, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p64, -0x1p64, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p65, -0x1p65, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p105, -0x1p105, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p106, -0x1p106, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p107, -0x1p107, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p112, -0x1p112, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p113, -0x1p113, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1p114, -0x1p114, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -max_value, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+
+ TEST_f_f (roundeven, 0.1, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.1, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.2, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.2, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.25, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.25, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.499, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.499, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.5, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.5, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.501, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.501, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.625, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.625, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.75, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.75, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0.8, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0.8, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 1.25, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -1.25, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 1.499, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -1.499, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 1.5, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -1.5, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 1.501, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -1.501, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 1.75, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -1.75, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 2.25, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -2.25, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 2.499, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -2.499, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 2.5, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -2.5, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 2.501, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -2.501, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 2.75, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -2.75, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 3.25, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -3.25, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 3.499, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -3.499, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 3.5, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -3.5, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 3.501, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -3.501, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 3.75, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -3.75, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 4.25, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -4.25, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 4.499, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -4.499, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 4.5, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -4.5, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 4.501, 5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -4.501, -5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 4.75, 5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -4.75, -5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 5.25, 5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -5.25, -5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 5.499, 5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -5.499, -5.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 5.5, 6.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -5.5, -6.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 5.501, 6.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -5.501, -6.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 5.75, 6.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -5.75, -6.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+
+ /* 0.5, 1.5, 2.5, 3.5 +/- 1ulp. */
+ TEST_f_f (roundeven, 0x0.ffffffp-1, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x0.ffffffp-1, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1.000002p-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1.000002p-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2.fffffcp-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2.fffffcp-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3.000004p-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3.000004p-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4.fffff8p-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4.fffff8p-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x5.000008p-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x5.000008p-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x6.fffff8p-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x6.fffff8p-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7.000008p-1, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7.000008p-1, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#if MANT_DIG >= 53
+ TEST_f_f (roundeven, 0x0.fffffffffffff8p-1, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x0.fffffffffffff8p-1, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1.0000000000001p-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1.0000000000001p-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2.ffffffffffffep-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2.ffffffffffffep-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3.0000000000002p-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3.0000000000002p-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4.ffffffffffffcp-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4.ffffffffffffcp-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x5.0000000000004p-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x5.0000000000004p-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x6.ffffffffffffcp-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x6.ffffffffffffcp-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7.0000000000004p-1, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7.0000000000004p-1, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 64
+ TEST_f_f (roundeven, 0x0.ffffffffffffffffp-1, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x0.ffffffffffffffffp-1, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1.0000000000000002p-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1.0000000000000002p-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2.fffffffffffffffcp-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2.fffffffffffffffcp-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3.0000000000000004p-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3.0000000000000004p-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4.fffffffffffffff8p-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4.fffffffffffffff8p-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x5.0000000000000008p-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x5.0000000000000008p-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x6.fffffffffffffff8p-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x6.fffffffffffffff8p-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7.0000000000000008p-1, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7.0000000000000008p-1, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 106
+ TEST_f_f (roundeven, 0x0.ffffffffffffffffffffffffffcp-1, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x0.ffffffffffffffffffffffffffcp-1, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1.000000000000000000000000008p-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1.000000000000000000000000008p-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2.ffffffffffffffffffffffffffp-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2.ffffffffffffffffffffffffffp-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3.00000000000000000000000001p-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3.00000000000000000000000001p-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4.fffffffffffffffffffffffffep-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4.fffffffffffffffffffffffffep-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x5.00000000000000000000000002p-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x5.00000000000000000000000002p-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x6.fffffffffffffffffffffffffep-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x6.fffffffffffffffffffffffffep-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7.00000000000000000000000002p-1, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7.00000000000000000000000002p-1, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 113
+ TEST_f_f (roundeven, 0x0.ffffffffffffffffffffffffffff8p-1, plus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x0.ffffffffffffffffffffffffffff8p-1, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1.0000000000000000000000000001p-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1.0000000000000000000000000001p-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2.fffffffffffffffffffffffffffep-1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2.fffffffffffffffffffffffffffep-1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3.0000000000000000000000000002p-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3.0000000000000000000000000002p-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4.fffffffffffffffffffffffffffcp-1, 2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4.fffffffffffffffffffffffffffcp-1, -2.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x5.0000000000000000000000000004p-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x5.0000000000000000000000000004p-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x6.fffffffffffffffffffffffffffcp-1, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x6.fffffffffffffffffffffffffffcp-1, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7.0000000000000000000000000004p-1, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7.0000000000000000000000000004p-1, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+
+ /* 31, 32, 33 fractional bits. */
+#if MANT_DIG >= 53
+ TEST_f_f (roundeven, 0x200000.7ffffffep0, 0x200000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000.7ffffffep0, -0x200000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000.8p0, 0x200000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000.8p0, -0x200000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000.80000002p0, 0x200001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000.80000002p0, -0x200001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200001.7ffffffep0, 0x200001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200001.7ffffffep0, -0x200001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200001.8p0, 0x200002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200001.8p0, -0x200002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200001.80000002p0, 0x200002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200001.80000002p0, -0x200002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3fffff.fffffffep0, 0x400000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3fffff.fffffffep0, -0x400000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000.7fffffffp0, 0x100000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000.7fffffffp0, -0x100000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000.8p0, 0x100000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000.8p0, -0x100000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000.80000001p0, 0x100001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000.80000001p0, -0x100001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100001.7fffffffp0, 0x100001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100001.7fffffffp0, -0x100001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100001.8p0, 0x100002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100001.8p0, -0x100002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100001.80000001p0, 0x100002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100001.80000001p0, -0x100002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1fffff.ffffffffp0, 0x200000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1fffff.ffffffffp0, -0x200000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000.7fffffff8p0, 0x80000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000.7fffffff8p0, -0x80000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000.8p0, 0x80000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000.8p0, -0x80000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000.800000008p0, 0x80001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000.800000008p0, -0x80001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80001.7fffffff8p0, 0x80001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80001.7fffffff8p0, -0x80001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80001.8p0, 0x80002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80001.8p0, -0x80002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80001.800000008p0, 0x80002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80001.800000008p0, -0x80002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0xfffff.ffffffff8p0, 0x100000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0xfffff.ffffffff8p0, -0x100000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 64
+ TEST_f_f (roundeven, 0x100000000.7ffffffep0, 0x100000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000.7ffffffep0, -0x100000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000.8p0, 0x100000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000.8p0, -0x100000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000.80000002p0, 0x100000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000.80000002p0, -0x100000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000001.7ffffffep0, 0x100000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000001.7ffffffep0, -0x100000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000001.8p0, 0x100000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000001.8p0, -0x100000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000001.80000002p0, 0x100000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000001.80000002p0, -0x100000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1ffffffff.fffffffep0, 0x200000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1ffffffff.fffffffep0, -0x200000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000.7fffffffp0, 0x80000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000.7fffffffp0, -0x80000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000.8p0, 0x80000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000.8p0, -0x80000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000.80000001p0, 0x80000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000.80000001p0, -0x80000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000001.7fffffffp0, 0x80000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000001.7fffffffp0, -0x80000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000001.8p0, 0x80000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000001.8p0, -0x80000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000001.80000001p0, 0x80000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000001.80000001p0, -0x80000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0xffffffff.ffffffffp0, 0x100000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0xffffffff.ffffffffp0, -0x100000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000.7fffffff8p0, 0x40000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000.7fffffff8p0, -0x40000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000.8p0, 0x40000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000.8p0, -0x40000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000.800000008p0, 0x40000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000.800000008p0, -0x40000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000001.7fffffff8p0, 0x40000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000001.7fffffff8p0, -0x40000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000001.8p0, 0x40000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000001.8p0, -0x40000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000001.800000008p0, 0x40000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000001.800000008p0, -0x40000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7fffffff.ffffffff8p0, 0x80000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7fffffff.ffffffff8p0, -0x80000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 106
+ TEST_f_f (roundeven, 0x4000000000000000000.7ffffffep0, 0x4000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4000000000000000000.7ffffffep0, -0x4000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4000000000000000000.8p0, 0x4000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4000000000000000000.8p0, -0x4000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4000000000000000000.80000002p0, 0x4000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4000000000000000000.80000002p0, -0x4000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4000000000000000001.7ffffffep0, 0x4000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4000000000000000001.7ffffffep0, -0x4000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4000000000000000001.8p0, 0x4000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4000000000000000001.8p0, -0x4000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x4000000000000000001.80000002p0, 0x4000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x4000000000000000001.80000002p0, -0x4000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7ffffffffffffffffff.fffffffep0, 0x8000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7ffffffffffffffffff.fffffffep0, -0x8000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000000000.7fffffffp0, 0x2000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000000000.7fffffffp0, -0x2000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000000000.8p0, 0x2000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000000000.8p0, -0x2000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000000000.80000001p0, 0x2000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000000000.80000001p0, -0x2000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000000001.7fffffffp0, 0x2000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000000001.7fffffffp0, -0x2000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000000001.8p0, 0x2000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000000001.8p0, -0x2000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000000001.80000001p0, 0x2000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000000001.80000001p0, -0x2000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3ffffffffffffffffff.ffffffffp0, 0x4000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3ffffffffffffffffff.ffffffffp0, -0x4000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000000000.7fffffff8p0, 0x1000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000000000.7fffffff8p0, -0x1000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000000000.8p0, 0x1000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000000000.8p0, -0x1000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000000000.800000008p0, 0x1000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000000000.800000008p0, -0x1000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000000001.7fffffff8p0, 0x1000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000000001.7fffffff8p0, -0x1000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000000001.8p0, 0x1000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000000001.8p0, -0x1000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000000001.800000008p0, 0x1000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000000001.800000008p0, -0x1000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1ffffffffffffffffff.ffffffff8p0, 0x2000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1ffffffffffffffffff.ffffffff8p0, -0x2000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 113
+ TEST_f_f (roundeven, 0x200000000000000000000.7ffffffep0, 0x200000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000.7ffffffep0, -0x200000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000.8p0, 0x200000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000.8p0, -0x200000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000.80000002p0, 0x200000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000.80000002p0, -0x200000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000001.7ffffffep0, 0x200000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000001.7ffffffep0, -0x200000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000001.8p0, 0x200000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000001.8p0, -0x200000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000001.80000002p0, 0x200000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000001.80000002p0, -0x200000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3ffffffffffffffffffff.fffffffep0, 0x400000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3ffffffffffffffffffff.fffffffep0, -0x400000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000000000000000.7fffffffp0, 0x100000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000000000000000.7fffffffp0, -0x100000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000000000000000.8p0, 0x100000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000000000000000.8p0, -0x100000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000000000000000.80000001p0, 0x100000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000000000000000.80000001p0, -0x100000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000000000000001.7fffffffp0, 0x100000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000000000000001.7fffffffp0, -0x100000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000000000000001.8p0, 0x100000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000000000000001.8p0, -0x100000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x100000000000000000001.80000001p0, 0x100000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x100000000000000000001.80000001p0, -0x100000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1ffffffffffffffffffff.ffffffffp0, 0x200000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1ffffffffffffffffffff.ffffffffp0, -0x200000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000000000000000.7fffffff8p0, 0x80000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000000000000000.7fffffff8p0, -0x80000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000000000000000.8p0, 0x80000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000000000000000.8p0, -0x80000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000000000000000.800000008p0, 0x80000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000000000000000.800000008p0, -0x80000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000000000000001.7fffffff8p0, 0x80000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000000000000001.7fffffff8p0, -0x80000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000000000000001.8p0, 0x80000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000000000000001.8p0, -0x80000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x80000000000000000001.800000008p0, 0x80000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x80000000000000000001.800000008p0, -0x80000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0xffffffffffffffffffff.ffffffff8p0, 0x100000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0xffffffffffffffffffff.ffffffff8p0, -0x100000000000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+
+ /* 63, 64, 65 fractional bits. */
+#if MANT_DIG >= 106
+ TEST_f_f (roundeven, 0x40000000000.7ffffffffffffffep0, 0x40000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000000.7ffffffffffffffep0, -0x40000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000000.8p0, 0x40000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000000.8p0, -0x40000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000000.8000000000000002p0, 0x40000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000000.8000000000000002p0, -0x40000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000001.7ffffffffffffffep0, 0x40000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000001.7ffffffffffffffep0, -0x40000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000001.8p0, 0x40000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000001.8p0, -0x40000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x40000000001.8000000000000002p0, 0x40000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x40000000001.8000000000000002p0, -0x40000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x7ffffffffff.fffffffffffffffep0, 0x80000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x7ffffffffff.fffffffffffffffep0, -0x80000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x20000000000.7fffffffffffffffp0, 0x20000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x20000000000.7fffffffffffffffp0, -0x20000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x20000000000.8p0, 0x20000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x20000000000.8p0, -0x20000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x20000000000.8000000000000001p0, 0x20000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x20000000000.8000000000000001p0, -0x20000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x20000000001.7fffffffffffffffp0, 0x20000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x20000000001.7fffffffffffffffp0, -0x20000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x20000000001.8p0, 0x20000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x20000000001.8p0, -0x20000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x20000000001.8000000000000001p0, 0x20000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x20000000001.8000000000000001p0, -0x20000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3ffffffffff.ffffffffffffffffp0, 0x40000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3ffffffffff.ffffffffffffffffp0, -0x40000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000.7fffffffffffffff8p0, 0x10000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000.7fffffffffffffff8p0, -0x10000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000.8p0, 0x10000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000.8p0, -0x10000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000.80000000000000008p0, 0x10000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000.80000000000000008p0, -0x10000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000001.7fffffffffffffff8p0, 0x10000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000001.7fffffffffffffff8p0, -0x10000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000001.8p0, 0x10000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000001.8p0, -0x10000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000001.80000000000000008p0, 0x10000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000001.80000000000000008p0, -0x10000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1ffffffffff.ffffffffffffffff8p0, 0x20000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1ffffffffff.ffffffffffffffff8p0, -0x20000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 113
+ TEST_f_f (roundeven, 0x2000000000000.7ffffffffffffffep0, 0x2000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000.7ffffffffffffffep0, -0x2000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000.8p0, 0x2000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000.8p0, -0x2000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000000.8000000000000002p0, 0x2000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000000.8000000000000002p0, -0x2000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000001.7ffffffffffffffep0, 0x2000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000001.7ffffffffffffffep0, -0x2000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000001.8p0, 0x2000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000001.8p0, -0x2000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x2000000000001.8000000000000002p0, 0x2000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x2000000000001.8000000000000002p0, -0x2000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3ffffffffffff.fffffffffffffffep0, 0x4000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3ffffffffffff.fffffffffffffffep0, -0x4000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000.7fffffffffffffffp0, 0x1000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000.7fffffffffffffffp0, -0x1000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000.8p0, 0x1000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000.8p0, -0x1000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000000.8000000000000001p0, 0x1000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000000.8000000000000001p0, -0x1000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000001.7fffffffffffffffp0, 0x1000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000001.7fffffffffffffffp0, -0x1000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000001.8p0, 0x1000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000001.8p0, -0x1000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1000000000001.8000000000000001p0, 0x1000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1000000000001.8000000000000001p0, -0x1000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1ffffffffffff.ffffffffffffffffp0, 0x2000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1ffffffffffff.ffffffffffffffffp0, -0x2000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800000000000.7fffffffffffffff8p0, 0x800000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800000000000.7fffffffffffffff8p0, -0x800000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800000000000.8p0, 0x800000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800000000000.8p0, -0x800000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800000000000.80000000000000008p0, 0x800000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800000000000.80000000000000008p0, -0x800000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800000000001.7fffffffffffffff8p0, 0x800000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800000000001.7fffffffffffffff8p0, -0x800000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800000000001.8p0, 0x800000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800000000001.8p0, -0x800000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800000000001.80000000000000008p0, 0x800000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800000000001.80000000000000008p0, -0x800000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0xffffffffffff.ffffffffffffffff8p0, 0x1000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0xffffffffffff.ffffffffffffffff8p0, -0x1000000000000p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+
+ /* Maximum exponent for noninteger values. */
+ TEST_f_f (roundeven, 0x800001p-1, 0x800000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800001p-1, -0x800000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800002p-1, 0x800002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800002p-1, -0x800002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800003p-1, 0x800004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800003p-1, -0x800004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800004p-1, 0x800004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800004p-1, -0x800004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800005p-1, 0x800004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800005p-1, -0x800004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0xffffffp-1, 0x1000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0xffffffp-1, -0x1000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#if MANT_DIG >= 53
+ TEST_f_f (roundeven, 0x10000000000001p-1, 0x10000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000001p-1, -0x10000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000002p-1, 0x10000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000002p-1, -0x10000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000003p-1, 0x10000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000003p-1, -0x10000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000004p-1, 0x10000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000004p-1, -0x10000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000005p-1, 0x10000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000005p-1, -0x10000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1fffffffffffffp-1, 0x20000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1fffffffffffffp-1, -0x20000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 64
+ TEST_f_f (roundeven, 0x8000000000000001p-1, 0x8000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000001p-1, -0x8000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x8000000000000002p-1, 0x8000000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000002p-1, -0x8000000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x8000000000000003p-1, 0x8000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000003p-1, -0x8000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x8000000000000004p-1, 0x8000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000004p-1, -0x8000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x8000000000000005p-1, 0x8000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000005p-1, -0x8000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0xffffffffffffffffp-1, 0x10000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0xffffffffffffffffp-1, -0x10000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 106
+ TEST_f_f (roundeven, 0x200000000000000000000000001p-1, 0x200000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000001p-1, -0x200000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000000002p-1, 0x200000000000000000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000002p-1, -0x200000000000000000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000000003p-1, 0x200000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000003p-1, -0x200000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000000004p-1, 0x200000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000004p-1, -0x200000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000000005p-1, 0x200000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000005p-1, -0x200000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x3ffffffffffffffffffffffffffp-1, 0x400000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x3ffffffffffffffffffffffffffp-1, -0x400000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 113
+ TEST_f_f (roundeven, 0x10000000000000000000000000001p-1, 0x10000000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000001p-1, -0x10000000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000000000000000000002p-1, 0x10000000000000000000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000002p-1, -0x10000000000000000000000000002p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000000000000000000003p-1, 0x10000000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000003p-1, -0x10000000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000000000000000000004p-1, 0x10000000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000004p-1, -0x10000000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000000000000000000005p-1, 0x10000000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000005p-1, -0x10000000000000000000000000004p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x1ffffffffffffffffffffffffffffp-1, 0x20000000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x1ffffffffffffffffffffffffffffp-1, -0x20000000000000000000000000000p-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+
+ /* Minimum exponent forcing integer values. */
+ TEST_f_f (roundeven, 0x800001p0, 0x800001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800001p0, -0x800001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800002p0, 0x800002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800002p0, -0x800002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x800003p0, 0x800003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x800003p0, -0x800003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#if MANT_DIG >= 53
+ TEST_f_f (roundeven, 0x10000000000001p0, 0x10000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000001p0, -0x10000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000002p0, 0x10000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000002p0, -0x10000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000003p0, 0x10000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000003p0, -0x10000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 64
+ TEST_f_f (roundeven, 0x8000000000000001p0, 0x8000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000001p0, -0x8000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x8000000000000002p0, 0x8000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000002p0, -0x8000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x8000000000000003p0, 0x8000000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x8000000000000003p0, -0x8000000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 106
+ TEST_f_f (roundeven, 0x200000000000000000000000001p0, 0x200000000000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000001p0, -0x200000000000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000000002p0, 0x200000000000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000002p0, -0x200000000000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x200000000000000000000000003p0, 0x200000000000000000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x200000000000000000000000003p0, -0x200000000000000000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+#if MANT_DIG >= 113
+ TEST_f_f (roundeven, 0x10000000000000000000000000001p0, 0x10000000000000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000001p0, -0x10000000000000000000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000000000000000000002p0, 0x10000000000000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000002p0, -0x10000000000000000000000000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, 0x10000000000000000000000000003p0, 0x10000000000000000000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+ TEST_f_f (roundeven, -0x10000000000000000000000000003p0, -0x10000000000000000000000000003p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+#endif
+ };
+
+static void
+roundeven_test (void)
+{
+ ALL_RM_TEST (roundeven, 1, roundeven_test_data, RUN_TEST_LOOP_f_f, END);
+}
+
+
static const struct test_ff_f_data scalb_test_data[] =
{
/* Results in this case are unspecified by POSIX, so, for an
@@ -14266,6 +14869,7 @@ main (int argc, char **argv)
lrint_test ();
llrint_test ();
round_test ();
+ roundeven_test ();
lround_test ();
llround_test ();
trunc_test ();
diff --git a/math/test-tgmath.c b/math/test-tgmath.c
index b909527..7a58d99 100644
--- a/math/test-tgmath.c
+++ b/math/test-tgmath.c
@@ -50,7 +50,7 @@ int count_cdouble;
int count_cfloat;
int count_cldouble;
-#define NCALLS 132
+#define NCALLS 134
#define NCALLS_INT 4
#define NCCALLS 47
@@ -264,6 +264,7 @@ F(compile_test) (void)
b = fmod (fmod (a, b), fmod (c, x));
a = nearbyint (nearbyint (x));
b = round (round (a));
+ c = roundeven (roundeven (a));
a = trunc (trunc (x));
b = remquo (remquo (a, b, &i), remquo (c, x, &i), &i);
j = lrint (x) + lround (a);
@@ -367,6 +368,7 @@ F(compile_test) (void)
a = fmod (y, y);
a = nearbyint (y);
a = round (y);
+ a = roundeven (y);
a = trunc (y);
a = remquo (y, y, &i);
j = lrint (y) + lround (y);
@@ -693,6 +695,14 @@ TYPE
}
TYPE
+(F(roundeven)) (TYPE x)
+{
+ ++count;
+ P ();
+ return x;
+}
+
+TYPE
(F(trunc)) (TYPE x)
{
++count;
diff --git a/math/tgmath.h b/math/tgmath.h
index 8a895a5..433a348 100644
--- a/math/tgmath.h
+++ b/math/tgmath.h
@@ -438,6 +438,9 @@
__TGMATH_TERNARY_REAL_ONLY (Val1, Val2, Val3, fma)
#if __GLIBC_USE (IEC_60559_BFP_EXT)
+/* Round X to nearest integer value, rounding halfway cases to even. */
+# define roundeven(Val) __TGMATH_UNARY_REAL_ONLY (Val, roundeven)
+
/* Like ilogb, but returning long int. */
# define llogb(Val) __TGMATH_UNARY_REAL_RET_ONLY (Val, long int, llogb)
generated by cgit v1.1 at 2024-11-21 20:50:35 +0000