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686 |
jeremybenn |
/* Basic test of runtime relational comparisons using NaNs and infinities. */
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#include <stdlib.h>
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#include "dfp-dbg.h"
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#define PASTE2(A,B) A ## B
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#define PASTE(A,B) PASTE2(A,B)
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/* Override FAILURE from dfp-dbg.h with one that provides additional info. */
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#undef FAILURE
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#ifdef DBG
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#define FAILURE(OP,KIND) \
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{ printf ("failed at line %d: %s for %s values\n", __LINE__, OP, KIND); \
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failures++; }
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#else
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#define FAILURE(OP,KIND) __builtin_abort ();
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#endif
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#ifndef WIDTH
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#error define WIDTH as decimal float size in bytes
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#endif
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#if WIDTH == 32
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#define DTYPE _Decimal32
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#define SUFFIX DF
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#define SUFFIX2 d32
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#elif WIDTH == 64
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#define DTYPE _Decimal64
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#define SUFFIX DD
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#define SUFFIX2 d64
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#elif WIDTH == 128
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#define DTYPE _Decimal128
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#define SUFFIX DL
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#define SUFFIX2 d128
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#elif WIDTH == 0
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/* This is for testing the test using a type known to work. */
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#define DTYPE double
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#define SUFFIX
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#define SUFFIX2
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#else
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#error invalid width for decimal float type
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#endif
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DTYPE m_two = PASTE(-2.0, SUFFIX);
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DTYPE m_one = PASTE(-1.0, SUFFIX);
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DTYPE zero = PASTE(0.0, SUFFIX);
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DTYPE one = PASTE(1.0, SUFFIX);
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DTYPE two = PASTE(2.0, SUFFIX);
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volatile DTYPE x, y, z, _nan, inf, m_inf;
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void
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test_compares (void)
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{
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_nan = PASTE(__builtin_nan, SUFFIX2) ("");
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inf = PASTE(__builtin_inf, SUFFIX2) ();
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m_inf = - PASTE(__builtin_inf, SUFFIX2) ();
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x = PASTE(__builtin_nan, SUFFIX2) ("");
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y = PASTE(__builtin_inf, SUFFIX2) ();
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z = - PASTE(__builtin_inf, SUFFIX2) ();
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/* Less than or equal to with NaN. */
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if (x <= two) FAILURE ("<=", "NaN")
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if (x <= zero) FAILURE ("<=", "NaN")
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if (x <= m_one) FAILURE ("<=", "NaN")
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if (x <= _nan) FAILURE ("<=", "NaN")
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if (x <= inf) FAILURE ("<=", "NaN")
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if (x <= m_inf) FAILURE ("<=", "NaN")
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if (two <= x) FAILURE ("<=", "NaN")
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if (zero <= x) FAILURE ("<=", "NaN")
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if (m_one <= x) FAILURE ("<=", "NaN")
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if (_nan <= x) FAILURE ("<=", "NaN")
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if (inf <= x) FAILURE ("<=", "NaN")
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if (m_inf <= x) FAILURE ("<=", "NaN")
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/* Less than or equal to with infinities, no NaNs. */
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if (y <= two) FAILURE ("<=", "inf")
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if (y <= zero) FAILURE ("<=", "inf")
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if (y <= m_one) FAILURE ("<=", "inf")
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if (!(two <= y)) FAILURE ("<=", "inf")
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if (!(zero <= y)) FAILURE ("<=", "inf")
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if (!(m_one <= y)) FAILURE ("<=", "inf")
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if (!(z <= two)) FAILURE ("<=", "-inf")
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if (!(z <= zero)) FAILURE ("<=", "-inf")
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if (!(z <= m_one)) FAILURE ("<=", "-inf")
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if (two <= z) FAILURE ("<=", "-inf")
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if (zero <= z) FAILURE ("<=", "-inf")
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if (m_one <= z) FAILURE ("<=", "-inf")
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if (!(y <= inf)) FAILURE ("<=", "inf")
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if (y <= m_inf) FAILURE ("<=", "inf")
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if (!(z <= inf)) FAILURE ("<=", "inf")
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if (!(z <= m_inf)) FAILURE ("<=", "inf")
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/* Less than with NaN. */
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if (x < two) FAILURE ("<", "NaN")
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if (x < zero) FAILURE ("<", "NaN")
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if (x < m_one) FAILURE ("<", "NaN")
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if (x < _nan) FAILURE ("<", "NaN")
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if (x < inf) FAILURE ("<", "NaN")
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if (x < m_inf) FAILURE ("<", "NaN")
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if (two < x) FAILURE ("<", "NaN")
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if (zero < x) FAILURE ("<", "NaN")
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if (m_one < x) FAILURE ("<", "NaN")
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if (_nan < x) FAILURE ("<", "NaN")
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if (inf < x) FAILURE ("<", "NaN")
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if (m_inf < x) FAILURE ("<", "NaN")
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/* Less than with infinities, no NaNs. */
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if (y < two) FAILURE ("<", "inf")
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if (y < zero) FAILURE ("<", "inf")
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if (y < m_one) FAILURE ("<", "inf")
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if (!(two < y)) FAILURE ("<", "inf")
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if (!(zero < y)) FAILURE ("<", "inf")
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if (!(m_one < y)) FAILURE ("<", "inf")
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if (!(z < two)) FAILURE ("<", "-inf")
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if (!(z < zero)) FAILURE ("<", "-inf")
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if (!(z < m_one)) FAILURE ("<", "-inf")
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if (two < z) FAILURE ("<", "-inf")
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if (zero < z) FAILURE ("<", "-inf")
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if (m_one < z) FAILURE ("<", "-inf")
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if (y < inf) FAILURE ("<=", "inf")
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if (y < m_inf) FAILURE ("<=", "inf")
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if (!(z < inf)) FAILURE ("<=", "inf")
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if (z < m_inf) FAILURE ("<=", "inf")
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/* Greater than or equal to with NaN. */
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if (x >= two) FAILURE (">=", "NaN")
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if (x >= zero) FAILURE (">=", "NaN")
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if (x >= m_one) FAILURE (">=", "NaN")
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if (x >= _nan) FAILURE (">=", "NaN")
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if (x >= inf) FAILURE (">=", "NaN")
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if (x >= m_inf) FAILURE (">=", "NaN")
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if (two >= x) FAILURE (">=", "NaN")
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if (zero >= x) FAILURE (">=", "NaN")
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if (m_one >= x) FAILURE (">=", "NaN")
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if (_nan >= x) FAILURE (">=", "NaN")
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if (inf >= x) FAILURE (">=", "NaN")
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if (m_inf >= x) FAILURE (">=", "NaN")
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/* Greater than or equal to with infinities, no NaNs. */
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if (!(y >= two)) FAILURE (">=", "inf")
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if (!(y >= zero)) FAILURE (">=", "inf")
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if (!(y >= m_one)) FAILURE (">=", "inf")
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if (two >= y) FAILURE (">=", "inf")
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if (zero >= y) FAILURE (">=", "inf")
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if (m_one >= y) FAILURE (">=", "inf")
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if (z >= two) FAILURE (">=", "-inf")
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if (z >= zero) FAILURE (">=", "-inf")
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if (z >= m_one) FAILURE (">=", "-inf")
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if (!(two >= z)) FAILURE (">=", "-inf")
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if (!(zero >= z)) FAILURE (">=", "-inf")
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if (!(m_one >= z)) FAILURE (">=", "-inf")
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if (!(y >= inf)) FAILURE ("<=", "inf")
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if (!(y >= m_inf)) FAILURE ("<=", "inf")
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if (z >= inf) FAILURE ("<=", "inf")
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if (!(z >= m_inf)) FAILURE ("<=", "inf")
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/* Greater than with NaN. */
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if (x > two) FAILURE (">", "NaN")
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if (x > zero) FAILURE (">", "NaN")
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if (x > m_one) FAILURE (">", "NaN")
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if (x > _nan) FAILURE (">", "NaN")
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if (x > inf) FAILURE (">", "NaN")
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if (x > m_inf) FAILURE (">", "NaN")
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if (two > x) FAILURE (">", "NaN")
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if (zero > x) FAILURE (">", "NaN")
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if (m_one > x) FAILURE (">", "NaN")
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if (_nan > x) FAILURE (">", "NaN")
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if (inf > x) FAILURE (">", "NaN")
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if (m_inf > x) FAILURE (">", "NaN")
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/* Greater than with infinities, no NaNs. */
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if (!(y > two)) FAILURE (">", "inf")
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if (!(y > zero)) FAILURE (">", "inf")
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if (!(y > m_one)) FAILURE (">", "inf")
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if (two > y) FAILURE (">", "inf")
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if (zero > y) FAILURE (">", "inf")
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if (m_one > y) FAILURE (">", "inf")
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if (z > two) FAILURE (">", "-inf")
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if (z > zero) FAILURE (">", "-inf")
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if (z > m_one) FAILURE (">", "-inf")
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if (!(two > z)) FAILURE (">", "-inf")
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if (!(zero > z)) FAILURE (">", "-inf")
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if (!(m_one > z)) FAILURE (">", "-inf")
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if (y > inf) FAILURE (">", "inf")
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if (!(y > m_inf)) FAILURE (">", "inf")
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if (z > inf) FAILURE (">", "inf")
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if (z > m_inf) FAILURE (">", "inf")
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/* Equal with NaN. */
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if (x == two) FAILURE ("==", "NaN")
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if (x == zero) FAILURE ("==", "NaN")
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if (x == m_one) FAILURE ("==", "NaN")
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if (x == _nan) FAILURE ("==", "NaN")
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if (x == inf) FAILURE ("==", "NaN")
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if (x == m_inf) FAILURE ("==", "NaN")
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if (two == x) FAILURE ("==", "NaN")
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if (zero == x) FAILURE ("==", "NaN")
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if (m_one == x) FAILURE ("==", "NaN")
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if (_nan == x) FAILURE ("==", "NaN")
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if (inf == x) FAILURE ("==", "NaN")
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if (m_inf == x) FAILURE ("==", "NaN")
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/* Equal with infinities, no NaNs. */
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if (y == two) FAILURE ("==", "inf")
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if (y == zero) FAILURE ("==", "inf")
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if (y == m_one) FAILURE ("==", "inf")
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if (two == y) FAILURE ("==", "inf")
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if (zero == y) FAILURE ("==", "inf")
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if (m_one == y) FAILURE ("==", "inf")
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if (z == two) FAILURE ("==", "-inf")
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if (z == zero) FAILURE ("==", "-inf")
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if (z == m_one) FAILURE ("==", "-inf")
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if (two == z) FAILURE ("==", "-inf")
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if (zero == z) FAILURE ("==", "-inf")
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if (m_one == z) FAILURE ("==", "-inf")
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if (!(y == inf)) FAILURE ("==", "inf")
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if (y == m_inf) FAILURE ("==", "inf")
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if (z == inf) FAILURE ("==", "inf")
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if (!(z == m_inf)) FAILURE ("==", "inf")
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| 247 |
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| 248 |
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/* Not equal with NaN. */
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| 249 |
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| 250 |
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if (!(x != two)) FAILURE ("!=", "NaN")
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| 251 |
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if (!(x != zero)) FAILURE ("!=", "NaN")
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| 252 |
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if (!(x != m_one)) FAILURE ("!=", "NaN")
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| 253 |
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if (!(x != _nan)) FAILURE ("!=", "NaN")
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| 254 |
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if (!(x != inf)) FAILURE ("!=", "NaN")
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| 255 |
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if (!(x != m_inf)) FAILURE ("!=", "NaN")
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| 256 |
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| 257 |
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if (!(two != x)) FAILURE ("!=", "NaN")
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| 258 |
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if (!(zero != x)) FAILURE ("!=", "NaN")
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| 259 |
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if (!(m_one != x)) FAILURE ("!=", "NaN")
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| 260 |
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if (!(_nan != x)) FAILURE ("!=", "NaN")
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| 261 |
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if (!(inf != x)) FAILURE ("!=", "NaN")
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| 262 |
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if (!(m_inf != x)) FAILURE ("!=", "NaN")
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| 263 |
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| 264 |
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/* Not equal with infinities, no NaNs. */
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| 266 |
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if (!(y != two)) FAILURE ("!=", "inf")
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| 267 |
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if (!(y != zero)) FAILURE ("!=", "inf")
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| 268 |
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if (!(y != m_one)) FAILURE ("!=", "inf")
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| 269 |
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if (!(two != y)) FAILURE ("!=", "inf")
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| 270 |
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if (!(zero != y)) FAILURE ("!=", "inf")
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| 271 |
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if (!(m_one != y)) FAILURE ("!=", "inf")
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| 272 |
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| 273 |
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if (!(z != two)) FAILURE ("!=", "-inf")
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| 274 |
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if (!(z != zero)) FAILURE ("!=", "-inf")
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| 275 |
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if (!(z != m_one)) FAILURE ("!=", "-inf")
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| 276 |
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if (!(two != z)) FAILURE ("!=", "-inf")
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| 277 |
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if (!(zero != z)) FAILURE ("!=", "-inf")
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| 278 |
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if (!(m_one != z)) FAILURE ("!=", "-inf")
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| 279 |
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| 280 |
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if (y != inf) FAILURE ("!=", "inf")
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| 281 |
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if (!(y != m_inf)) FAILURE ("!=", "inf")
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| 282 |
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if (!(z != inf)) FAILURE ("!=", "inf")
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if (z != m_inf) FAILURE ("!=", "inf")
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}
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