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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [c-c++-common/] [dfp/] [compare-rel.h] - Rev 318
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/* Basic test of runtime relational comparisons using simple values that are not affected by rounding. */ #include <stdlib.h> #include "dfp-dbg.h" #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 #define PASTE2(A,B) A ## B #define PASTE(A,B) PASTE2(A,B) #ifndef WIDTH #error define WIDTH as decimal float size in bytes #endif #if WIDTH == 32 #define DTYPE _Decimal32 #define SUFFIX DF #elif WIDTH == 64 #define DTYPE _Decimal64 #define SUFFIX DD #elif WIDTH == 128 #define DTYPE _Decimal128 #define SUFFIX DL #elif WIDTH == 0 /* This is for testing the test using a type known to work. */ #define DTYPE double #define SUFFIX #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); void test_compares (void) { DTYPE x = one; DTYPE y = zero; DTYPE z = m_one; /* Less than or equal to: comparisons against equal values. */ if (! (x <= one)) FAILURE ("<=", "equal") if (! (y <= zero)) FAILURE ("<=", "equal") if (! (z <= m_one)) FAILURE ("<=", "equal") /* Less than or equal to: comparisons against lesser values. */ if (x <= m_one) FAILURE ("<=", "lesser") if (x <= zero) FAILURE ("<=", "lesser") if (y <= m_one) FAILURE ("<=", "lesser") if (z <= m_two) FAILURE ("<=", "lesser") /* Less than or equal to: comparisons against greater values. */ if (! (x <= two)) FAILURE ("<=", "greater") if (! (y <= one)) FAILURE ("<=", "greater") if (! (z <= zero)) FAILURE ("<=", "greater") if (! (z <= one)) FAILURE ("<=", "greater") /* Less than: comparisons against equal values. */ if (x < one) FAILURE ("<", "equal") if (y < zero) FAILURE ("<", "equal") if (z < m_one) FAILURE ("<", "equal") /* Less than: comparisons against lesser values. */ if (x < m_one) FAILURE ("<", "lesser") if (x < zero) FAILURE ("<", "lesser") if (y < m_one) FAILURE ("<", "lesser") if (z < m_two) FAILURE ("<", "lesser") /* Less than: comparisons against greater values. */ if (! (x < two)) FAILURE ("<", "greater") if (! (y < one)) FAILURE ("<", "greater") if (! (z < zero)) FAILURE ("<", "greater") if (! (z < one)) FAILURE ("<", "greater") /* Greater than or equal to: comparisons against equal values. */ if (! (x >= one)) FAILURE (">=", "equal") if (! (y >= zero)) FAILURE (">=", "equal") if (! (z >= m_one)) FAILURE (">=", "equal") /* Greater than or equal to: comparisons against lesser values. */ if (! (x >= m_one)) FAILURE (">=", "lesser") if (! (x >= zero)) FAILURE (">=", "lesser") if (! (y >= m_one)) FAILURE (">=", "lesser") if (! (z >= m_two)) FAILURE (">=", "lesser") /* Greater than or equal to: comparisons against greater values. */ if (x >= two) FAILURE (">=", "greater") if (y >= one) FAILURE (">=", "greater") if (z >= zero) FAILURE (">=", "greater") if (z >= one) FAILURE (">=", "greater") /* Greater than: comparisons against equal values. */ if (x > one) FAILURE (">", "equal") if (y > zero) FAILURE (">", "equal") if (z > m_one) FAILURE (">", "equal") /* Greater than: comparisons against lesser values. */ if (! (x > m_one)) FAILURE (">", "lesser") if (! (x > zero)) FAILURE (">", "lesser") if (! (y > m_one)) FAILURE (">", "lesser") if (! (z > m_two)) FAILURE (">", "lesser") /* Greater than: comparisons against greater values. */ if (x > two) FAILURE (">", "greater") if (y > one) FAILURE (">", "greater") if (z > zero) FAILURE (">", "greater") if (z > one) FAILURE (">", "greater") }
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