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-rw-r--r--math/libm-test.inc142
1 files changed, 93 insertions, 49 deletions
diff --git a/math/libm-test.inc b/math/libm-test.inc
index 1ff59e0f97..6b4556d368 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -863,12 +863,53 @@ check_longlong (const char *test_name, long long int computed,
errno = 0;
}
+/* Structures for each kind of test. */
+struct test_f_f_data
+{
+ const char *test_name;
+ FLOAT arg;
+ FLOAT expected;
+ FLOAT max_ulp;
+ int exceptions;
+};
+
+/* Set the rounding mode, or restore the saved value. */
+#define IF_ROUND_INIT_ /* Empty. */
+#define IF_ROUND_INIT_FE_DOWNWARD \
+ int save_round_mode = fegetround (); \
+ if (fesetround (FE_DOWNWARD) == 0)
+#define IF_ROUND_INIT_FE_TONEAREST \
+ int save_round_mode = fegetround (); \
+ if (fesetround (FE_TONEAREST) == 0)
+#define IF_ROUND_INIT_FE_TOWARDZERO \
+ int save_round_mode = fegetround (); \
+ if (fesetround (FE_TOWARDZERO) == 0)
+#define IF_ROUND_INIT_FE_UPWARD \
+ int save_round_mode = fegetround (); \
+ if (fesetround (FE_UPWARD) == 0)
+#define ROUND_RESTORE_ /* Empty. */
+#define ROUND_RESTORE_FE_DOWNWARD \
+ fesetround (save_round_mode)
+#define ROUND_RESTORE_FE_TONEAREST \
+ fesetround (save_round_mode)
+#define ROUND_RESTORE_FE_TOWARDZERO \
+ fesetround (save_round_mode)
+#define ROUND_RESTORE_FE_UPWARD \
+ fesetround (save_round_mode)
+
/* Run an individual test, including any required setup and checking
- of results. */
+ of results, or loop over all tests in an array. */
#define RUN_TEST_f_f(TEST_NAME, FUNC_NAME, ARG, EXPECTED, \
MAX_ULP, EXCEPTIONS) \
check_float (TEST_NAME, FUNC (FUNC_NAME) (ARG), EXPECTED, \
MAX_ULP, EXCEPTIONS)
+#define RUN_TEST_LOOP_f_f(FUNC_NAME, ARRAY, ROUNDING_MODE) \
+ IF_ROUND_INIT_ ## ROUNDING_MODE \
+ for (size_t i = 0; i < sizeof (ARRAY) / sizeof (ARRAY)[0]; i++) \
+ RUN_TEST_f_f ((ARRAY)[i].test_name, FUNC_NAME, (ARRAY)[i].arg, \
+ (ARRAY)[i].expected, (ARRAY)[i].max_ulp, \
+ (ARRAY)[i].exceptions); \
+ ROUND_RESTORE_ ## ROUNDING_MODE
#define RUN_TEST_2_f(TEST_NAME, FUNC_NAME, ARG1, ARG2, EXPECTED, \
MAX_ULP, EXCEPTIONS) \
check_float (TEST_NAME, FUNC (FUNC_NAME) (ARG1, ARG2), EXPECTED, \
@@ -1012,6 +1053,43 @@ matherr (struct exception *x __attribute__ ((unused)))
Please keep them alphabetically sorted!
****************************************************************************/
+static const struct test_f_f_data acos_test_data[] =
+ {
+ START_DATA (acos),
+ TEST_f_f (acos, plus_infty, qnan_value, INVALID_EXCEPTION),
+ TEST_f_f (acos, minus_infty, qnan_value, INVALID_EXCEPTION),
+ TEST_f_f (acos, qnan_value, qnan_value),
+
+ /* |x| > 1: */
+ TEST_f_f (acos, 1.125L, qnan_value, INVALID_EXCEPTION),
+ TEST_f_f (acos, -1.125L, qnan_value, INVALID_EXCEPTION),
+ TEST_f_f (acos, max_value, qnan_value, INVALID_EXCEPTION),
+ TEST_f_f (acos, -max_value, qnan_value, INVALID_EXCEPTION),
+
+ TEST_f_f (acos, 0, M_PI_2l),
+ TEST_f_f (acos, minus_zero, M_PI_2l),
+ TEST_f_f (acos, 1, 0),
+ TEST_f_f (acos, -1, M_PIl),
+ TEST_f_f (acos, 0.5, M_PI_6l*2.0),
+ TEST_f_f (acos, -0.5, M_PI_6l*4.0),
+ TEST_f_f (acos, 0.75L, 0.722734247813415611178377352641333362L),
+ TEST_f_f (acos, 2e-17L, 1.57079632679489659923132169163975144L),
+ TEST_f_f (acos, 0.0625L, 1.50825556499840522843072005474337068L),
+ TEST_f_f (acos, 0x0.ffffffp0L, 3.4526698471620358760324948263873649728491e-4L),
+ TEST_f_f (acos, -0x0.ffffffp0L, 3.1412473866050770348750401337968641476999L),
+#ifndef TEST_FLOAT
+ TEST_f_f (acos, 0x0.ffffffff8p0L, 1.5258789062648029736620564947844627548516e-5L),
+ TEST_f_f (acos, -0x0.ffffffff8p0L, 3.1415773948007305904329067627145550395696L),
+ TEST_f_f (acos, 0x0.ffffffffffffp0L, 8.4293697021788088529885473244391795127130e-8L),
+ TEST_f_f (acos, -0x0.ffffffffffffp0L, 3.1415925692960962166745548533940296398054L),
+#endif
+#if defined TEST_LDOUBLE && LDBL_MANT_DIG >= 64
+ TEST_f_f (acos, 0x0.ffffffffffffffffp0L, 3.2927225399135962333718255320079907245059e-10L),
+ TEST_f_f (acos, -0x0.ffffffffffffffffp0L, 3.1415926532605209844712837599423203309964L),
+#endif
+ END_DATA (acos)
+ };
+
static void
acos_test (void)
{
@@ -1022,46 +1100,26 @@ acos_test (void)
return;
START (acos);
-
- TEST_f_f (acos, plus_infty, qnan_value, INVALID_EXCEPTION);
- TEST_f_f (acos, minus_infty, qnan_value, INVALID_EXCEPTION);
- TEST_f_f (acos, qnan_value, qnan_value);
-
- /* |x| > 1: */
- TEST_f_f (acos, 1.125L, qnan_value, INVALID_EXCEPTION);
- TEST_f_f (acos, -1.125L, qnan_value, INVALID_EXCEPTION);
- TEST_f_f (acos, max_value, qnan_value, INVALID_EXCEPTION);
- TEST_f_f (acos, -max_value, qnan_value, INVALID_EXCEPTION);
-
- TEST_f_f (acos, 0, M_PI_2l);
- TEST_f_f (acos, minus_zero, M_PI_2l);
- TEST_f_f (acos, 1, 0);
- TEST_f_f (acos, -1, M_PIl);
- TEST_f_f (acos, 0.5, M_PI_6l*2.0);
- TEST_f_f (acos, -0.5, M_PI_6l*4.0);
- TEST_f_f (acos, 0.75L, 0.722734247813415611178377352641333362L);
- TEST_f_f (acos, 2e-17L, 1.57079632679489659923132169163975144L);
- TEST_f_f (acos, 0.0625L, 1.50825556499840522843072005474337068L);
- TEST_f_f (acos, 0x0.ffffffp0L, 3.4526698471620358760324948263873649728491e-4L);
- TEST_f_f (acos, -0x0.ffffffp0L, 3.1412473866050770348750401337968641476999L);
-#ifndef TEST_FLOAT
- TEST_f_f (acos, 0x0.ffffffff8p0L, 1.5258789062648029736620564947844627548516e-5L);
- TEST_f_f (acos, -0x0.ffffffff8p0L, 3.1415773948007305904329067627145550395696L);
- TEST_f_f (acos, 0x0.ffffffffffffp0L, 8.4293697021788088529885473244391795127130e-8L);
- TEST_f_f (acos, -0x0.ffffffffffffp0L, 3.1415925692960962166745548533940296398054L);
-#endif
-#if defined TEST_LDOUBLE && LDBL_MANT_DIG >= 64
- TEST_f_f (acos, 0x0.ffffffffffffffffp0L, 3.2927225399135962333718255320079907245059e-10L);
- TEST_f_f (acos, -0x0.ffffffffffffffffp0L, 3.1415926532605209844712837599423203309964L);
-#endif
+ RUN_TEST_LOOP_f_f (acos, acos_test_data, );
END (acos);
}
+static const struct test_f_f_data acos_tonearest_test_data[] =
+ {
+ START_DATA (acos_tonearest),
+ TEST_f_f (acos, 0, M_PI_2l),
+ TEST_f_f (acos, minus_zero, M_PI_2l),
+ TEST_f_f (acos, 1, 0),
+ TEST_f_f (acos, -1, M_PIl),
+ TEST_f_f (acos, 0.5, M_PI_6l*2.0),
+ TEST_f_f (acos, -0.5, M_PI_6l*4.0),
+ END_DATA (acos_tonearest)
+ };
+
static void
acos_test_tonearest (void)
{
- int save_round_mode;
errno = 0;
FUNC(acos) (0);
if (errno == ENOSYS)
@@ -1069,21 +1127,7 @@ acos_test_tonearest (void)
return;
START (acos_tonearest);
-
- save_round_mode = fegetround ();
-
- if (!fesetround (FE_TONEAREST))
- {
- TEST_f_f (acos, 0, M_PI_2l);
- TEST_f_f (acos, minus_zero, M_PI_2l);
- TEST_f_f (acos, 1, 0);
- TEST_f_f (acos, -1, M_PIl);
- TEST_f_f (acos, 0.5, M_PI_6l*2.0);
- TEST_f_f (acos, -0.5, M_PI_6l*4.0);
- }
-
- fesetround (save_round_mode);
-
+ RUN_TEST_LOOP_f_f (acos, acos_tonearest_test_data, FE_TONEAREST);
END (acos_tonearest);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-14 22:20:30 +0000