| /* Basic test of runtime relational comparisons using NaNs and infinities. */ |
| |
| #include <stdlib.h> |
| #include "dfp-dbg.h" |
| |
| #define PASTE2(A,B) A ## B |
| #define PASTE(A,B) PASTE2(A,B) |
| |
| /* Override FAILURE from dfp-dbg.h with one that provides additional info. */ |
| #undef FAILURE |
| #ifdef DBG |
| #define FAILURE(OP,KIND) \ |
| { printf ("failed at line %d: %s for %s values\n", __LINE__, OP, KIND); \ |
| failures++; } |
| #else |
| #define FAILURE(OP,KIND) __builtin_abort (); |
| #endif |
| |
| #ifndef WIDTH |
| #error define WIDTH as decimal float size in bytes |
| #endif |
| |
| #if WIDTH == 32 |
| #define DTYPE _Decimal32 |
| #define SUFFIX DF |
| #define SUFFIX2 d32 |
| #elif WIDTH == 64 |
| #define DTYPE _Decimal64 |
| #define SUFFIX DD |
| #define SUFFIX2 d64 |
| #elif WIDTH == 128 |
| #define DTYPE _Decimal128 |
| #define SUFFIX DL |
| #define SUFFIX2 d128 |
| #elif WIDTH == 0 |
| /* This is for testing the test using a type known to work. */ |
| #define DTYPE double |
| #define SUFFIX |
| #define SUFFIX2 |
| #else |
| #error invalid width for decimal float type |
| #endif |
| |
| DTYPE m_two = PASTE(-2.0, SUFFIX); |
| DTYPE m_one = PASTE(-1.0, SUFFIX); |
| DTYPE zero = PASTE(0.0, SUFFIX); |
| DTYPE one = PASTE(1.0, SUFFIX); |
| DTYPE two = PASTE(2.0, SUFFIX); |
| |
| volatile DTYPE x, y, z, _nan, inf, m_inf; |
| |
| void |
| test_compares (void) |
| { |
| _nan = PASTE(__builtin_nan, SUFFIX2) (""); |
| inf = PASTE(__builtin_inf, SUFFIX2) (); |
| m_inf = - PASTE(__builtin_inf, SUFFIX2) (); |
| |
| x = PASTE(__builtin_nan, SUFFIX2) (""); |
| y = PASTE(__builtin_inf, SUFFIX2) (); |
| z = - PASTE(__builtin_inf, SUFFIX2) (); |
| |
| /* Less than or equal to with NaN. */ |
| |
| if (x <= two) FAILURE ("<=", "NaN") |
| if (x <= zero) FAILURE ("<=", "NaN") |
| if (x <= m_one) FAILURE ("<=", "NaN") |
| if (x <= _nan) FAILURE ("<=", "NaN") |
| if (x <= inf) FAILURE ("<=", "NaN") |
| if (x <= m_inf) FAILURE ("<=", "NaN") |
| |
| if (two <= x) FAILURE ("<=", "NaN") |
| if (zero <= x) FAILURE ("<=", "NaN") |
| if (m_one <= x) FAILURE ("<=", "NaN") |
| if (_nan <= x) FAILURE ("<=", "NaN") |
| if (inf <= x) FAILURE ("<=", "NaN") |
| if (m_inf <= x) FAILURE ("<=", "NaN") |
| |
| /* Less than or equal to with infinities, no NaNs. */ |
| |
| if (y <= two) FAILURE ("<=", "inf") |
| if (y <= zero) FAILURE ("<=", "inf") |
| if (y <= m_one) FAILURE ("<=", "inf") |
| if (!(two <= y)) FAILURE ("<=", "inf") |
| if (!(zero <= y)) FAILURE ("<=", "inf") |
| if (!(m_one <= y)) FAILURE ("<=", "inf") |
| |
| if (!(z <= two)) FAILURE ("<=", "-inf") |
| if (!(z <= zero)) FAILURE ("<=", "-inf") |
| if (!(z <= m_one)) FAILURE ("<=", "-inf") |
| if (two <= z) FAILURE ("<=", "-inf") |
| if (zero <= z) FAILURE ("<=", "-inf") |
| if (m_one <= z) FAILURE ("<=", "-inf") |
| |
| if (!(y <= inf)) FAILURE ("<=", "inf") |
| if (y <= m_inf) FAILURE ("<=", "inf") |
| if (!(z <= inf)) FAILURE ("<=", "inf") |
| if (!(z <= m_inf)) FAILURE ("<=", "inf") |
| |
| /* Less than with NaN. */ |
| |
| if (x < two) FAILURE ("<", "NaN") |
| if (x < zero) FAILURE ("<", "NaN") |
| if (x < m_one) FAILURE ("<", "NaN") |
| if (x < _nan) FAILURE ("<", "NaN") |
| if (x < inf) FAILURE ("<", "NaN") |
| if (x < m_inf) FAILURE ("<", "NaN") |
| |
| if (two < x) FAILURE ("<", "NaN") |
| if (zero < x) FAILURE ("<", "NaN") |
| if (m_one < x) FAILURE ("<", "NaN") |
| if (_nan < x) FAILURE ("<", "NaN") |
| if (inf < x) FAILURE ("<", "NaN") |
| if (m_inf < x) FAILURE ("<", "NaN") |
| |
| /* Less than with infinities, no NaNs. */ |
| |
| if (y < two) FAILURE ("<", "inf") |
| if (y < zero) FAILURE ("<", "inf") |
| if (y < m_one) FAILURE ("<", "inf") |
| if (!(two < y)) FAILURE ("<", "inf") |
| if (!(zero < y)) FAILURE ("<", "inf") |
| if (!(m_one < y)) FAILURE ("<", "inf") |
| |
| if (!(z < two)) FAILURE ("<", "-inf") |
| if (!(z < zero)) FAILURE ("<", "-inf") |
| if (!(z < m_one)) FAILURE ("<", "-inf") |
| if (two < z) FAILURE ("<", "-inf") |
| if (zero < z) FAILURE ("<", "-inf") |
| if (m_one < z) FAILURE ("<", "-inf") |
| |
| if (y < inf) FAILURE ("<=", "inf") |
| if (y < m_inf) FAILURE ("<=", "inf") |
| if (!(z < inf)) FAILURE ("<=", "inf") |
| if (z < m_inf) FAILURE ("<=", "inf") |
| |
| /* Greater than or equal to with NaN. */ |
| |
| if (x >= two) FAILURE (">=", "NaN") |
| if (x >= zero) FAILURE (">=", "NaN") |
| if (x >= m_one) FAILURE (">=", "NaN") |
| if (x >= _nan) FAILURE (">=", "NaN") |
| if (x >= inf) FAILURE (">=", "NaN") |
| if (x >= m_inf) FAILURE (">=", "NaN") |
| |
| if (two >= x) FAILURE (">=", "NaN") |
| if (zero >= x) FAILURE (">=", "NaN") |
| if (m_one >= x) FAILURE (">=", "NaN") |
| if (_nan >= x) FAILURE (">=", "NaN") |
| if (inf >= x) FAILURE (">=", "NaN") |
| if (m_inf >= x) FAILURE (">=", "NaN") |
| |
| /* Greater than or equal to with infinities, no NaNs. */ |
| |
| if (!(y >= two)) FAILURE (">=", "inf") |
| if (!(y >= zero)) FAILURE (">=", "inf") |
| if (!(y >= m_one)) FAILURE (">=", "inf") |
| if (two >= y) FAILURE (">=", "inf") |
| if (zero >= y) FAILURE (">=", "inf") |
| if (m_one >= y) FAILURE (">=", "inf") |
| |
| if (z >= two) FAILURE (">=", "-inf") |
| if (z >= zero) FAILURE (">=", "-inf") |
| if (z >= m_one) FAILURE (">=", "-inf") |
| if (!(two >= z)) FAILURE (">=", "-inf") |
| if (!(zero >= z)) FAILURE (">=", "-inf") |
| if (!(m_one >= z)) FAILURE (">=", "-inf") |
| |
| if (!(y >= inf)) FAILURE ("<=", "inf") |
| if (!(y >= m_inf)) FAILURE ("<=", "inf") |
| if (z >= inf) FAILURE ("<=", "inf") |
| if (!(z >= m_inf)) FAILURE ("<=", "inf") |
| |
| /* Greater than with NaN. */ |
| |
| if (x > two) FAILURE (">", "NaN") |
| if (x > zero) FAILURE (">", "NaN") |
| if (x > m_one) FAILURE (">", "NaN") |
| if (x > _nan) FAILURE (">", "NaN") |
| if (x > inf) FAILURE (">", "NaN") |
| if (x > m_inf) FAILURE (">", "NaN") |
| |
| if (two > x) FAILURE (">", "NaN") |
| if (zero > x) FAILURE (">", "NaN") |
| if (m_one > x) FAILURE (">", "NaN") |
| if (_nan > x) FAILURE (">", "NaN") |
| if (inf > x) FAILURE (">", "NaN") |
| if (m_inf > x) FAILURE (">", "NaN") |
| |
| /* Greater than with infinities, no NaNs. */ |
| |
| if (!(y > two)) FAILURE (">", "inf") |
| if (!(y > zero)) FAILURE (">", "inf") |
| if (!(y > m_one)) FAILURE (">", "inf") |
| if (two > y) FAILURE (">", "inf") |
| if (zero > y) FAILURE (">", "inf") |
| if (m_one > y) FAILURE (">", "inf") |
| |
| if (z > two) FAILURE (">", "-inf") |
| if (z > zero) FAILURE (">", "-inf") |
| if (z > m_one) FAILURE (">", "-inf") |
| if (!(two > z)) FAILURE (">", "-inf") |
| if (!(zero > z)) FAILURE (">", "-inf") |
| if (!(m_one > z)) FAILURE (">", "-inf") |
| |
| if (y > inf) FAILURE (">", "inf") |
| if (!(y > m_inf)) FAILURE (">", "inf") |
| if (z > inf) FAILURE (">", "inf") |
| if (z > m_inf) FAILURE (">", "inf") |
| |
| /* Equal with NaN. */ |
| |
| if (x == two) FAILURE ("==", "NaN") |
| if (x == zero) FAILURE ("==", "NaN") |
| if (x == m_one) FAILURE ("==", "NaN") |
| if (x == _nan) FAILURE ("==", "NaN") |
| if (x == inf) FAILURE ("==", "NaN") |
| if (x == m_inf) FAILURE ("==", "NaN") |
| |
| if (two == x) FAILURE ("==", "NaN") |
| if (zero == x) FAILURE ("==", "NaN") |
| if (m_one == x) FAILURE ("==", "NaN") |
| if (_nan == x) FAILURE ("==", "NaN") |
| if (inf == x) FAILURE ("==", "NaN") |
| if (m_inf == x) FAILURE ("==", "NaN") |
| |
| /* Equal with infinities, no NaNs. */ |
| |
| if (y == two) FAILURE ("==", "inf") |
| if (y == zero) FAILURE ("==", "inf") |
| if (y == m_one) FAILURE ("==", "inf") |
| if (two == y) FAILURE ("==", "inf") |
| if (zero == y) FAILURE ("==", "inf") |
| if (m_one == y) FAILURE ("==", "inf") |
| |
| if (z == two) FAILURE ("==", "-inf") |
| if (z == zero) FAILURE ("==", "-inf") |
| if (z == m_one) FAILURE ("==", "-inf") |
| if (two == z) FAILURE ("==", "-inf") |
| if (zero == z) FAILURE ("==", "-inf") |
| if (m_one == z) FAILURE ("==", "-inf") |
| |
| if (!(y == inf)) FAILURE ("==", "inf") |
| if (y == m_inf) FAILURE ("==", "inf") |
| if (z == inf) FAILURE ("==", "inf") |
| if (!(z == m_inf)) FAILURE ("==", "inf") |
| |
| /* Not equal with NaN. */ |
| |
| if (!(x != two)) FAILURE ("!=", "NaN") |
| if (!(x != zero)) FAILURE ("!=", "NaN") |
| if (!(x != m_one)) FAILURE ("!=", "NaN") |
| if (!(x != _nan)) FAILURE ("!=", "NaN") |
| if (!(x != inf)) FAILURE ("!=", "NaN") |
| if (!(x != m_inf)) FAILURE ("!=", "NaN") |
| |
| if (!(two != x)) FAILURE ("!=", "NaN") |
| if (!(zero != x)) FAILURE ("!=", "NaN") |
| if (!(m_one != x)) FAILURE ("!=", "NaN") |
| if (!(_nan != x)) FAILURE ("!=", "NaN") |
| if (!(inf != x)) FAILURE ("!=", "NaN") |
| if (!(m_inf != x)) FAILURE ("!=", "NaN") |
| |
| /* Not equal with infinities, no NaNs. */ |
| |
| if (!(y != two)) FAILURE ("!=", "inf") |
| if (!(y != zero)) FAILURE ("!=", "inf") |
| if (!(y != m_one)) FAILURE ("!=", "inf") |
| if (!(two != y)) FAILURE ("!=", "inf") |
| if (!(zero != y)) FAILURE ("!=", "inf") |
| if (!(m_one != y)) FAILURE ("!=", "inf") |
| |
| if (!(z != two)) FAILURE ("!=", "-inf") |
| if (!(z != zero)) FAILURE ("!=", "-inf") |
| if (!(z != m_one)) FAILURE ("!=", "-inf") |
| if (!(two != z)) FAILURE ("!=", "-inf") |
| if (!(zero != z)) FAILURE ("!=", "-inf") |
| if (!(m_one != z)) FAILURE ("!=", "-inf") |
| |
| if (y != inf) FAILURE ("!=", "inf") |
| if (!(y != m_inf)) FAILURE ("!=", "inf") |
| if (!(z != inf)) FAILURE ("!=", "inf") |
| if (z != m_inf) FAILURE ("!=", "inf") |
| } |