diff options
Diffstat (limited to 'include/fpu')
| -rw-r--r-- | include/fpu/softfloat.h | 45 |
1 files changed, 25 insertions, 20 deletions
diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h index c937062530..95a11032d1 100644 --- a/include/fpu/softfloat.h +++ b/include/fpu/softfloat.h @@ -205,6 +205,7 @@ typedef struct float_status { /* should denormalised inputs go to zero and set the input_denormal flag? */ flag flush_inputs_to_zero; flag default_nan_mode; + flag snan_bit_is_one; } float_status; static inline void set_float_detect_tininess(int val, float_status *status) @@ -236,6 +237,10 @@ static inline void set_default_nan_mode(flag val, float_status *status) { status->default_nan_mode = val; } +static inline void set_snan_bit_is_one(flag val, float_status *status) +{ + status->snan_bit_is_one = val; +} static inline int get_float_detect_tininess(float_status *status) { return status->float_detect_tininess; @@ -342,9 +347,9 @@ float64 float16_to_float64(float16 a, flag ieee, float_status *status); /*---------------------------------------------------------------------------- | Software half-precision operations. *----------------------------------------------------------------------------*/ -int float16_is_quiet_nan( float16 ); -int float16_is_signaling_nan( float16 ); -float16 float16_maybe_silence_nan( float16 ); +int float16_is_quiet_nan(float16, float_status *status); +int float16_is_signaling_nan(float16, float_status *status); +float16 float16_maybe_silence_nan(float16, float_status *status); static inline int float16_is_any_nan(float16 a) { @@ -354,7 +359,7 @@ static inline int float16_is_any_nan(float16 a) /*---------------------------------------------------------------------------- | The pattern for a default generated half-precision NaN. *----------------------------------------------------------------------------*/ -extern const float16 float16_default_nan; +float16 float16_default_nan(float_status *status); /*---------------------------------------------------------------------------- | Software IEC/IEEE single-precision conversion routines. @@ -404,9 +409,9 @@ float32 float32_minnum(float32, float32, float_status *status); float32 float32_maxnum(float32, float32, float_status *status); float32 float32_minnummag(float32, float32, float_status *status); float32 float32_maxnummag(float32, float32, float_status *status); -int float32_is_quiet_nan( float32 ); -int float32_is_signaling_nan( float32 ); -float32 float32_maybe_silence_nan( float32 ); +int float32_is_quiet_nan(float32, float_status *status); +int float32_is_signaling_nan(float32, float_status *status); +float32 float32_maybe_silence_nan(float32, float_status *status); float32 float32_scalbn(float32, int, float_status *status); static inline float32 float32_abs(float32 a) @@ -466,7 +471,7 @@ static inline float32 float32_set_sign(float32 a, int sign) /*---------------------------------------------------------------------------- | The pattern for a default generated single-precision NaN. *----------------------------------------------------------------------------*/ -extern const float32 float32_default_nan; +float32 float32_default_nan(float_status *status); /*---------------------------------------------------------------------------- | Software IEC/IEEE double-precision conversion routines. @@ -516,9 +521,9 @@ float64 float64_minnum(float64, float64, float_status *status); float64 float64_maxnum(float64, float64, float_status *status); float64 float64_minnummag(float64, float64, float_status *status); float64 float64_maxnummag(float64, float64, float_status *status); -int float64_is_quiet_nan( float64 a ); -int float64_is_signaling_nan( float64 ); -float64 float64_maybe_silence_nan( float64 ); +int float64_is_quiet_nan(float64 a, float_status *status); +int float64_is_signaling_nan(float64, float_status *status); +float64 float64_maybe_silence_nan(float64, float_status *status); float64 float64_scalbn(float64, int, float_status *status); static inline float64 float64_abs(float64 a) @@ -578,7 +583,7 @@ static inline float64 float64_set_sign(float64 a, int sign) /*---------------------------------------------------------------------------- | The pattern for a default generated double-precision NaN. *----------------------------------------------------------------------------*/ -extern const float64 float64_default_nan; +float64 float64_default_nan(float_status *status); /*---------------------------------------------------------------------------- | Software IEC/IEEE extended double-precision conversion routines. @@ -611,9 +616,9 @@ int floatx80_lt_quiet(floatx80, floatx80, float_status *status); int floatx80_unordered_quiet(floatx80, floatx80, float_status *status); int floatx80_compare(floatx80, floatx80, float_status *status); int floatx80_compare_quiet(floatx80, floatx80, float_status *status); -int floatx80_is_quiet_nan( floatx80 ); -int floatx80_is_signaling_nan( floatx80 ); -floatx80 floatx80_maybe_silence_nan( floatx80 ); +int floatx80_is_quiet_nan(floatx80, float_status *status); +int floatx80_is_signaling_nan(floatx80, float_status *status); +floatx80 floatx80_maybe_silence_nan(floatx80, float_status *status); floatx80 floatx80_scalbn(floatx80, int, float_status *status); static inline floatx80 floatx80_abs(floatx80 a) @@ -663,7 +668,7 @@ static inline int floatx80_is_any_nan(floatx80 a) /*---------------------------------------------------------------------------- | The pattern for a default generated extended double-precision NaN. *----------------------------------------------------------------------------*/ -extern const floatx80 floatx80_default_nan; +floatx80 floatx80_default_nan(float_status *status); /*---------------------------------------------------------------------------- | Software IEC/IEEE quadruple-precision conversion routines. @@ -696,9 +701,9 @@ int float128_lt_quiet(float128, float128, float_status *status); int float128_unordered_quiet(float128, float128, float_status *status); int float128_compare(float128, float128, float_status *status); int float128_compare_quiet(float128, float128, float_status *status); -int float128_is_quiet_nan( float128 ); -int float128_is_signaling_nan( float128 ); -float128 float128_maybe_silence_nan( float128 ); +int float128_is_quiet_nan(float128, float_status *status); +int float128_is_signaling_nan(float128, float_status *status); +float128 float128_maybe_silence_nan(float128, float_status *status); float128 float128_scalbn(float128, int, float_status *status); static inline float128 float128_abs(float128 a) @@ -744,6 +749,6 @@ static inline int float128_is_any_nan(float128 a) /*---------------------------------------------------------------------------- | The pattern for a default generated quadruple-precision NaN. *----------------------------------------------------------------------------*/ -extern const float128 float128_default_nan; +float128 float128_default_nan(float_status *status); #endif /* !SOFTFLOAT_H */ |