diff options
| -rw-r--r-- | include/fpu/softfloat.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h index 38a5e99..3ff5215 100644 --- a/include/fpu/softfloat.h +++ b/include/fpu/softfloat.h @@ -466,7 +466,7 @@ static inline int float32_is_zero_or_denormal(float32 a) static inline bool float32_is_normal(float32 a) { - return ((float32_val(a) + 0x00800000) & 0x7fffffff) >= 0x01000000; + return (((float32_val(a) >> 23) + 1) & 0xff) >= 2; } static inline bool float32_is_denormal(float32 a) @@ -622,7 +622,7 @@ static inline int float64_is_zero_or_denormal(float64 a) static inline bool float64_is_normal(float64 a) { - return ((float64_val(a) + (1ULL << 52)) & -1ULL >> 1) >= 1ULL << 53; + return (((float64_val(a) >> 52) + 1) & 0x7ff) >= 2; } static inline bool float64_is_denormal(float64 a) @@ -940,6 +940,16 @@ static inline int float128_is_zero_or_denormal(float128 a) return (a.high & 0x7fff000000000000LL) == 0; } +static inline bool float128_is_normal(float128 a) +{ + return (((a.high >> 48) + 1) & 0x7fff) >= 2; +} + +static inline bool float128_is_denormal(float128 a) +{ + return float128_is_zero_or_denormal(a) && !float128_is_zero(a); +} + static inline int float128_is_any_nan(float128 a) { return ((a.high >> 48) & 0x7fff) == 0x7fff && |