diff options
Diffstat (limited to 'sysdeps/i386/fpu')
| -rw-r--r-- | sysdeps/i386/fpu/bits/mathdef.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sysdeps/i386/fpu/bits/mathdef.h b/sysdeps/i386/fpu/bits/mathdef.h index d5fe79fbd1..ec42ed5df9 100644 --- a/sysdeps/i386/fpu/bits/mathdef.h +++ b/sysdeps/i386/fpu/bits/mathdef.h @@ -23,6 +23,13 @@ #if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF # define _MATH_H_MATHDEF 1 +# if defined __FLT_EVAL_METHOD__ && __FLT_EVAL_METHOD__ == 0 +/* When using -mfpmath=sse, values are computed with the precission of the + used type. */ +typedef float float_t; /* `float' expressions are evaluated as `float'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ +# else /* The ix87 FPUs evaluate all values in the 80 bit floating-point format which is also available for the user as `long double'. Therefore we define: */ @@ -30,6 +37,7 @@ typedef long double float_t; /* `float' expressions are evaluated as `long double'. */ typedef long double double_t; /* `double' expressions are evaluated as `long double'. */ +# endif /* The values returned by `ilogb' for 0 and NaN respectively. */ # define FP_ILOGB0 (-2147483647 - 1) |