diff options
| -rw-r--r-- | fpu/softfloat.c | 16 | ||||
| -rw-r--r-- | include/fpu/softfloat.h | 1 |
2 files changed, 17 insertions, 0 deletions
diff --git a/fpu/softfloat.c b/fpu/softfloat.c index 7af14e29aa..433c5dad2d 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -5086,6 +5086,22 @@ float128 floatx80_to_float128(floatx80 a, float_status *status) } /*---------------------------------------------------------------------------- +| Rounds the extended double-precision floating-point value `a' +| to the precision provided by floatx80_rounding_precision and returns the +| result as an extended double-precision floating-point value. +| The operation is performed according to the IEC/IEEE Standard for Binary +| Floating-Point Arithmetic. +*----------------------------------------------------------------------------*/ + +floatx80 floatx80_round(floatx80 a, float_status *status) +{ + return roundAndPackFloatx80(status->floatx80_rounding_precision, + extractFloatx80Sign(a), + extractFloatx80Exp(a), + extractFloatx80Frac(a), 0, status); +} + +/*---------------------------------------------------------------------------- | Rounds the extended double-precision floating-point value `a' to an integer, | and returns the result as an extended quadruple-precision floating-point | value. The operation is performed according to the IEC/IEEE Standard for diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h index f1288efa87..d9689eca2a 100644 --- a/include/fpu/softfloat.h +++ b/include/fpu/softfloat.h @@ -621,6 +621,7 @@ float128 floatx80_to_float128(floatx80, float_status *status); /*---------------------------------------------------------------------------- | Software IEC/IEEE extended double-precision operations. *----------------------------------------------------------------------------*/ +floatx80 floatx80_round(floatx80 a, float_status *status); floatx80 floatx80_round_to_int(floatx80, float_status *status); floatx80 floatx80_add(floatx80, floatx80, float_status *status); floatx80 floatx80_sub(floatx80, floatx80, float_status *status); |