Viewing file:  fe-check.h (1.78 KB) -rw-r--r--
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/* Common support for checking that appropriate floating point exceptions
are raised for decimal float operations. These tests are here to test
the software decimal float support in libgcc. */
#include "dfp-dbg.h"
#include "dfp-except.h"
#if defined(DBG) || defined(DBG2)
#include <stdio.h>
#undef FAILURE
#define FAILURE(NUM,KIND,EXCEPT) \
{ printf ("failed for test %d: %s %s\n", NUM, KIND, EXCEPT); failures++; }
#else
#undef FAILURE
#define FAILURE(N,K,E) __builtin_abort ();
#endif
/* This is useful when modifying the test to make sure that tests are
actually run. */
#if defined(DBG2)
#define SUCCESS(NUM,EXCEPT) \
{ printf ("passed for test %d: %s\n", NUM, EXCEPT); }
#else
#define SUCCESS(N,E) ;
#endif
#define CHECKFLAG(NUM,EXCEPT,GOT,WANT) \
if ((WANT & EXCEPT) != (GOT & EXCEPT)) \
{ \
if ((WANT & EXCEPT) != 0) \
FAILURE (NUM, "missing", #EXCEPT) \
else \
FAILURE (NUM, "unexpected", #EXCEPT) \
} \
else \
SUCCESS (NUM, #EXCEPT)
void
checkflags (int num, int want)
{
int got = DFP_TEST_EXCEPT (FE_ALL_EXCEPT);
CHECKFLAG (num, FE_INVALID, got, want)
CHECKFLAG (num, FE_OVERFLOW, got, want)
CHECKFLAG (num, FE_UNDERFLOW, got, want)
CHECKFLAG (num, FE_DIVBYZERO, got, want)
CHECKFLAG (num, FE_INEXACT, got, want)
}
#define BINOP(NUM,OP,VAR1,VAL1,VAR2,VAL2,VAR3,EXCEPT) \
void \
binop_##NUM (void) \
{ \
VAR1 = VAL1; \
VAR2 = VAL2; \
DFP_CLEAR_EXCEPT (FE_ALL_EXCEPT); \
VAR3 = VAR1 OP VAR2; \
checkflags (NUM, EXCEPT); \
}
#define CONVERT(NUM,FROM,TO,VALUE,EXCEPT) \
void \
convert_##NUM (void) \
{ \
FROM = VALUE; \
DFP_CLEAR_EXCEPT (FE_ALL_EXCEPT); \
TO = FROM; \
checkflags (NUM, EXCEPT); \
}
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