diff options
Diffstat (limited to 'math/libm-test.inc')
| -rw-r--r-- | math/libm-test.inc | 170 |
1 files changed, 159 insertions, 11 deletions
diff --git a/math/libm-test.inc b/math/libm-test.inc index ac1fe85fc1..d3964edee6 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -8099,25 +8099,168 @@ static const struct test_f_l_data lround_test_data[] = TEST_f_l (lround, 22514.5, 22515, ERRNO_UNCHANGED), TEST_f_l (lround, -22514.5, -22515, ERRNO_UNCHANGED), TEST_f_l (lround, 1071930.0008, 1071930, ERRNO_UNCHANGED), + TEST_f_l (lround, 2097152.5, 2097153, ERRNO_UNCHANGED), + TEST_f_l (lround, -2097152.5, -2097153, ERRNO_UNCHANGED), #ifndef TEST_FLOAT TEST_f_l (lround, 1073741824.01, 1073741824, ERRNO_UNCHANGED), -# if LONG_MAX > 281474976710656 +# if LONG_MAX > 0x7fffffff + TEST_f_l (lround, 34359738368.5, 34359738369ll, ERRNO_UNCHANGED), + TEST_f_l (lround, -34359738368.5, -34359738369ll, ERRNO_UNCHANGED), + TEST_f_l (lround, -3.65309740835E17, -365309740835000000LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), TEST_f_l (lround, 281474976710656.025, 281474976710656, ERRNO_UNCHANGED), TEST_f_l (lround, 18014398509481974, 18014398509481974, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), # endif - TEST_f_l (lround, 2097152.5, 2097153, ERRNO_UNCHANGED), - TEST_f_l (lround, -2097152.5, -2097153, ERRNO_UNCHANGED), +#endif + + /* Test boundary conditions. */ + /* 0x1FFFFF */ + TEST_f_l (lround, 2097151.0, 2097151LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x800000 */ + TEST_f_l (lround, 8388608.0, 8388608LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x1000000 */ + TEST_f_l (lround, 16777216.0, 16777216LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), +#if LONG_MAX > 0x7fffffff + /* 0x20000000000 */ + TEST_f_l (lround, 2199023255552.0, 2199023255552LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x40000000000 */ + TEST_f_l (lround, 4398046511104.0, 4398046511104LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x1000000000000 */ + TEST_f_l (lround, 281474976710656.0, 281474976710656LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x10000000000000 */ + TEST_f_l (lround, 4503599627370496.0, 4503599627370496LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x10000080000000 */ + TEST_f_l (lround, 4503601774854144.0, 4503601774854144LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x20000000000000 */ + TEST_f_l (lround, 9007199254740992.0, 9007199254740992LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x80000000000000 */ + TEST_f_l (lround, 36028797018963968.0, 36028797018963968LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* 0x100000000000000 */ + TEST_f_l (lround, 72057594037927936.0, 72057594037927936LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), +#endif + +#ifndef TEST_FLOAT +# if LONG_MAX > 0x7fffffff + /* 0x100000000 */ + TEST_f_l (lround, 4294967295.5, 4294967296LL, ERRNO_UNCHANGED), + /* 0x200000000 */ + TEST_f_l (lround, 8589934591.5, 8589934592LL, ERRNO_UNCHANGED), +# endif + /* nextafter(0.5,-1) */ TEST_f_l (lround, 0x1.fffffffffffffp-2, 0, ERRNO_UNCHANGED), /* nextafter(-0.5,1) */ TEST_f_l (lround, -0x1.fffffffffffffp-2, 0, ERRNO_UNCHANGED), -#else - /* nextafter(0.5,-1) */ +# if LONG_MAX > 0x7fffffff + /* On PowerPC an exponent of '52' is the largest incrementally + * representable sequence of whole-numbers in the 'double' range. We test + * lround to make sure that a guard bit set during the lround operation + * hasn't forced an erroneous shift giving us an incorrect result. The odd + * numbers between +-(2^52+1 and 2^53-1) are affected since they have the + * rightmost bit set. */ + /* +-(2^52+1) */ + TEST_f_l (lround, 0x1.0000000000001p+52,4503599627370497LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_l (lround, -0x1.0000000000001p+52,-4503599627370497LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* +-(2^53-1): Input is the last (positive and negative) incrementally + * representable whole-number in the 'double' range that might round + * erroneously. */ + TEST_f_l (lround, 0x1.fffffffffffffp+52, 9007199254740991LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_l (lround, -0x1.fffffffffffffp+52, -9007199254740991LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), +# endif +#endif TEST_f_l (lround, 0x1.fffffp-2, 0, ERRNO_UNCHANGED), - /* nextafter(-0.5,1) */ + /* nextafter(0.5,-1) */ + TEST_f_l (lround, 0x1.fffffep-2, 0, ERRNO_UNCHANGED), TEST_f_l (lround, -0x1.fffffp-2, 0, ERRNO_UNCHANGED), + /* nextafter(-0.5,1) */ + TEST_f_l (lround, -0x1.fffffep-2, 0, ERRNO_UNCHANGED), TEST_f_l (lround, 0x1.fffffep+23, 16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), TEST_f_l (lround, -0x1.fffffep+23, -16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + /* As above, on PowerPC an exponent of '23' is the largest incrementally + * representable sequence of whole-numbers in the 'float' range. + * Likewise, numbers between +-(2^23+1 and 2^24-1) are affected. */ + TEST_f_l (lround, 0x1.000002p+23,8388609, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_l (lround, -0x1.000002p+23,-8388609, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_l (lround, 0x1.fffffep+23, 16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_l (lround, -0x1.fffffep+23, -16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + +#if LONG_MAX > 0x7fffffff +# ifdef TEST_LDOUBLE + /* The input can only be represented in long double. */ + TEST_f_l (lround, 4503599627370495.5L, 4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370496.25L, 4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370496.5L, 4503599627370497LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370496.75L, 4503599627370497LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370497.5L, 4503599627370498LL, ERRNO_UNCHANGED), + +# if LDBL_MANT_DIG > 100 + TEST_f_l (lround, 4503599627370495.4999999999999L, 4503599627370495LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370496.4999999999999L, 4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370497.4999999999999L, 4503599627370497LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370494.5000000000001L, 4503599627370495LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370495.5000000000001L, 4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 4503599627370496.5000000000001L, 4503599627370497LL, ERRNO_UNCHANGED), + + TEST_f_l (lround, -4503599627370495.4999999999999L, -4503599627370495LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370496.4999999999999L, -4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370497.4999999999999L, -4503599627370497LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370494.5000000000001L, -4503599627370495LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370495.5000000000001L, -4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370496.5000000000001L, -4503599627370497LL, ERRNO_UNCHANGED), +# endif + + TEST_f_l (lround, -4503599627370495.5L, -4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370496.25L, -4503599627370496LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370496.5L, -4503599627370497LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370496.75L, -4503599627370497LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -4503599627370497.5L, -4503599627370498LL, ERRNO_UNCHANGED), + + TEST_f_l (lround, 9007199254740991.5L, 9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740992.25L, 9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740992.5L, 9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740992.75L, 9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740993.5L, 9007199254740994LL, ERRNO_UNCHANGED), + +# if LDBL_MANT_DIG > 100 + TEST_f_l (lround, 9007199254740991.4999999999999L, 9007199254740991LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740992.4999999999999L, 9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740993.4999999999999L, 9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740991.5000000000001L, 9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740992.5000000000001L, 9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9007199254740993.5000000000001L, 9007199254740994LL, ERRNO_UNCHANGED), + + TEST_f_l (lround, -9007199254740991.4999999999999L, -9007199254740991LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740992.4999999999999L, -9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740993.4999999999999L, -9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740991.5000000000001L, -9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740992.5000000000001L, -9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740993.5000000000001L, -9007199254740994LL, ERRNO_UNCHANGED), +# endif + + TEST_f_l (lround, -9007199254740991.5L, -9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740992.25L, -9007199254740992LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740992.5L, -9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740992.75L, -9007199254740993LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9007199254740993.5L, -9007199254740994LL, ERRNO_UNCHANGED), + + TEST_f_l (lround, 72057594037927935.5L, 72057594037927936LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 72057594037927936.25L, 72057594037927936LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 72057594037927936.5L, 72057594037927937LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 72057594037927936.75L, 72057594037927937LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 72057594037927937.5L, 72057594037927938LL, ERRNO_UNCHANGED), + + TEST_f_l (lround, -72057594037927935.5L, -72057594037927936LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -72057594037927936.25L, -72057594037927936LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -72057594037927936.5L, -72057594037927937LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -72057594037927936.75L, -72057594037927937LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -72057594037927937.5L, -72057594037927938LL, ERRNO_UNCHANGED), + + TEST_f_l (lround, 9223372036854775806.25L, 9223372036854775806LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9223372036854775806.25L, -9223372036854775806LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9223372036854775806.5L, 9223372036854775807LL, ERRNO_UNCHANGED), + TEST_f_l (lround, -9223372036854775806.5L, -9223372036854775807LL, ERRNO_UNCHANGED), + TEST_f_l (lround, 9223372036854775807.0L, 9223372036854775807LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_l (lround, -9223372036854775807.0L, -9223372036854775807LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), +# endif #endif }; @@ -8147,12 +8290,15 @@ static const struct test_f_L_data llround_test_data[] = TEST_f_L (llround, 22514.5, 22515, ERRNO_UNCHANGED), TEST_f_L (llround, -22514.5, -22515, ERRNO_UNCHANGED), TEST_f_L (llround, 1071930.0008, 1071930, ERRNO_UNCHANGED), -#ifndef TEST_FLOAT TEST_f_L (llround, 2097152.5, 2097153, ERRNO_UNCHANGED), TEST_f_L (llround, -2097152.5, -2097153, ERRNO_UNCHANGED), +#ifndef TEST_FLOAT + TEST_f_L (llround, 1073741824.01, 1073741824, ERRNO_UNCHANGED), TEST_f_L (llround, 34359738368.5, 34359738369ll, ERRNO_UNCHANGED), TEST_f_L (llround, -34359738368.5, -34359738369ll, ERRNO_UNCHANGED), - TEST_f_L (llround, -3.65309740835E17, -365309740835000000LL, ERRNO_UNCHANGED), + TEST_f_L (llround, -3.65309740835E17, -365309740835000000LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_L (llround, 281474976710656.025, 281474976710656, ERRNO_UNCHANGED), + TEST_f_L (llround, 18014398509481974, 18014398509481974, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), #endif /* Test boundary conditions. */ @@ -8203,11 +8349,15 @@ static const struct test_f_L_data llround_test_data[] = * erroneously. */ TEST_f_L (llround, 0x1.fffffffffffffp+52, 9007199254740991LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), TEST_f_L (llround, -0x1.fffffffffffffp+52, -9007199254740991LL, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), -#else +#endif + TEST_f_L (llround, 0x1.fffffp-2, 0, ERRNO_UNCHANGED), /* nextafter(0.5,-1) */ TEST_f_L (llround, 0x1.fffffep-2, 0, ERRNO_UNCHANGED), + TEST_f_L (llround, -0x1.fffffp-2, 0, ERRNO_UNCHANGED), /* nextafter(-0.5,1) */ TEST_f_L (llround, -0x1.fffffep-2, 0, ERRNO_UNCHANGED), + TEST_f_L (llround, 0x1.fffffep+23, 16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), + TEST_f_L (llround, -0x1.fffffep+23, -16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), /* As above, on PowerPC an exponent of '23' is the largest incrementally * representable sequence of whole-numbers in the 'float' range. * Likewise, numbers between +-(2^23+1 and 2^24-1) are affected. */ @@ -8215,8 +8365,6 @@ static const struct test_f_L_data llround_test_data[] = TEST_f_L (llround, -0x1.000002p+23,-8388609, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), TEST_f_L (llround, 0x1.fffffep+23, 16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), TEST_f_L (llround, -0x1.fffffep+23, -16777215, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), -#endif - #ifdef TEST_LDOUBLE /* The input can only be represented in long double. */ |