aboutsummaryrefslogtreecommitdiff
path: root/math
diff options
context:
space:
mode:
Diffstat (limited to 'math')
-rw-r--r--math/Makefile5
-rw-r--r--math/libm-test.c109
-rw-r--r--math/math.h8
3 files changed, 113 insertions, 9 deletions
diff --git a/math/Makefile b/math/Makefile
index 0bf27c8065..64803a345c 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -35,7 +35,8 @@ aux := fpu_control setfpucw
extra-libs := libm
extra-libs-others = $(extra-libs)
-libm-support = k_standard s_lib_version s_matherr s_signgam
+libm-support = k_standard s_lib_version s_matherr s_signgam \
+ s_rinttol s_rinttoll
libm-calls = e_acos e_acosh e_asin e_atan2 e_atanh e_cosh e_exp e_fmod \
e_hypot e_j0 e_j1 e_jn e_lgamma_r e_log e_log10 e_pow \
e_rem_pio2 e_remainder e_scalb e_sinh e_sqrt k_cos \
@@ -49,7 +50,7 @@ libm-calls = e_acos e_acosh e_asin e_atan2 e_atanh e_cosh e_exp e_fmod \
w_log w_log10 w_pow w_remainder w_scalb w_sinh w_sqrt \
s_signbit s_fpclassify s_fmax s_fmin s_fdim s_nan s_trunc \
s_remquo s_log2 s_exp2 \
- conj cimag creal cabs carg s_cexp s_csinh s_ccosh
+ conj cimag creal cabs carg s_cexp s_csinh s_ccosh s_clog
libm-routines = $(libm-support) $(libm-calls) \
$(patsubst %_rf,%f_r,$(libm-calls:=f)) \
$(long-m-$(long-double-fcts))
diff --git a/math/libm-test.c b/math/libm-test.c
index 0c65eb174f..5171d0fc5e 100644
--- a/math/libm-test.c
+++ b/math/libm-test.c
@@ -367,6 +367,63 @@ check_bool (const char *test_name, int computed)
static void
+check_long (const char *test_name, long int computed, long int expected)
+{
+ long int diff = computed - expected;
+ int result = diff == 0;
+
+ if (result)
+ {
+ if (verbose > 2)
+ printf ("Pass: %s\n", test_name);
+ }
+ else
+ {
+ if (verbose)
+ printf ("Fail: %s\n", test_name);
+ if (verbose > 1)
+ {
+ printf ("Result:\n");
+ printf (" is: %ld\n", computed);
+ printf (" should be: %ld\n", expected);
+ }
+ noErrors++;
+ }
+
+ fpstack_test (test_name);
+}
+
+
+static void
+check_longlong (const char *test_name, long long int computed,
+ long long int expected)
+{
+ long long int diff = computed - expected;
+ int result = diff == 0;
+
+ if (result)
+ {
+ if (verbose > 2)
+ printf ("Pass: %s\n", test_name);
+ }
+ else
+ {
+ if (verbose)
+ printf ("Fail: %s\n", test_name);
+ if (verbose > 1)
+ {
+ printf ("Result:\n");
+ printf (" is: %lld\n", computed);
+ printf (" should be: %lld\n", expected);
+ }
+ noErrors++;
+ }
+
+ fpstack_test (test_name);
+}
+
+
+static void
check_isnan (const char *test_name, MATHTYPE computed)
{
output_isvalue (test_name, isnan (computed), computed);
@@ -2485,6 +2542,7 @@ ctanh_test (void)
check_isnan ("real(ctanh(NaN + i NaN)) = NaN", __real__ result);
check_isnan ("imag(ctanh(NaN + i NaN)) = NaN", __imag__ result);
}
+#endif
static void
@@ -2504,7 +2562,7 @@ clog_test (void)
check ("imag(clog(0 + i0)) = 0", __imag__ result, 0);
result = FUNC(clog) (BUILD_COMPLEX (0, minus_zero));
check_isinfn ("real(clog(0 - i0)) = -Inf", __real__ result);
- check ("imag(clog(0 - i0)) = -0", __imag__ result, -minus_zero);
+ check ("imag(clog(0 - i0)) = -0", __imag__ result, minus_zero);
result = FUNC(clog) (BUILD_COMPLEX (minus_infty, plus_infty));
check_isinfp ("real(clog(-Inf + i Inf)) = +Inf", __real__ result);
@@ -2566,10 +2624,10 @@ clog_test (void)
check ("imag(clog(+Inf + i1)) = 0", __imag__ result, 0);
result = FUNC(clog) (BUILD_COMPLEX (plus_infty, minus_zero));
check_isinfp ("real(clog(+Inf - i0)) = +Inf", __real__ result);
- check ("imag(clog(+Inf - i0)) = -0", __imag__ result, -0);
+ check ("imag(clog(+Inf - i0)) = -0", __imag__ result, minus_zero);
result = FUNC(clog) (BUILD_COMPLEX (plus_infty, -1));
check_isinfp ("real(clog(+Inf - i1)) = +Inf", __real__ result);
- check ("imag(clog(+Inf - i1)) = -0", __imag__ result, -0);
+ check ("imag(clog(+Inf - i1)) = -0", __imag__ result, minus_zero);
result = FUNC(clog) (BUILD_COMPLEX (plus_infty, nan_value));
check_isinfp ("real(clog(+Inf + i NaN)) = +Inf", __real__ result);
@@ -2617,6 +2675,7 @@ clog_test (void)
}
+#if 0
static void
csqrt_test (void)
{
@@ -2741,6 +2800,46 @@ csqrt_test (void)
static void
+rinttol_test (void)
+{
+ /* XXX this test is incomplete. We need to have a way to specifiy
+ the rounding method and test the critical cases. So far, only
+ unproblematic numbers are tested. */
+
+ check_long ("rinttol(0) = 0", 0.0, 0);
+ check_long ("rinttol(-0) = 0", minus_zero, 0);
+ check_long ("rinttol(0.2) = 0", 0.2, 0);
+ check_long ("rinttol(-0.2) = 0", -0.2, 0);
+
+ check_long ("rinttol(1.4) = 1", 1.4, 1);
+ check_long ("rinttol(-1.4) = -1", -1.4, -1);
+
+ check_long ("rinttol(8388600.3) = 8388600", 8388600.3, 8388600);
+ check_long ("rinttol(-8388600.3) = -8388600", -8388600.3, -8388600);
+}
+
+
+static void
+rinttoll_test (void)
+{
+ /* XXX this test is incomplete. We need to have a way to specifiy
+ the rounding method and test the critical cases. So far, only
+ unproblematic numbers are tested. */
+
+ check_longlong ("rinttoll(0) = 0", 0.0, 0);
+ check_longlong ("rinttoll(-0) = 0", minus_zero, 0);
+ check_longlong ("rinttoll(0.2) = 0", 0.2, 0);
+ check_longlong ("rinttoll(-0.2) = 0", -0.2, 0);
+
+ check_longlong ("rinttoll(1.4) = 1", 1.4, 1);
+ check_longlong ("rinttoll(-1.4) = -1", -1.4, -1);
+
+ check_longlong ("rinttoll(8388600.3) = 8388600", 8388600.3, 8388600);
+ check_longlong ("rinttoll(-8388600.3) = -8388600", -8388600.3, -8388600);
+}
+
+
+static void
inverse_func_pair_test (const char *test_name,
mathfunc f1, mathfunc inverse,
MATHTYPE x, MATHTYPE epsilon)
@@ -3070,6 +3169,10 @@ main (int argc, char *argv[])
cexp_test ();
csinh_test ();
ccosh_test ();
+ clog_test ();
+
+ rinttol_test ();
+ rinttoll_test ();
identities ();
inverse_functions ();
diff --git a/math/math.h b/math/math.h
index 4d88f06673..ce4f4867fa 100644
--- a/math/math.h
+++ b/math/math.h
@@ -163,13 +163,13 @@ enum
/* Round X to nearest integral value according to current rounding
direction. */
-extern long int rinttol __P ((double __x));
-extern long long int rinttoll __P ((double __x));
+extern long int rinttol __P ((long double __x));
+extern long long int rinttoll __P ((long double __x));
/* Round X to nearest integral value, rounding halfway cases away from
zero. */
-extern long int roundtol __P ((double __x));
-extern long long int roundtoll __P ((double __x));
+extern long int roundtol __P ((long double __x));
+extern long long int roundtoll __P ((long double __x));
/* Comparison macros. */