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/* 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")
}
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