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-rw-r--r--include/fpu/softfloat.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
index 14f8383686..842ec6b22a 100644
--- a/include/fpu/softfloat.h
+++ b/include/fpu/softfloat.h
@@ -356,6 +356,26 @@ static inline int float16_is_any_nan(float16 a)
return ((float16_val(a) & ~0x8000) > 0x7c00);
}
+static inline int float16_is_neg(float16 a)
+{
+ return float16_val(a) >> 15;
+}
+
+static inline int float16_is_infinity(float16 a)
+{
+ return (float16_val(a) & 0x7fff) == 0x7c00;
+}
+
+static inline int float16_is_zero(float16 a)
+{
+ return (float16_val(a) & 0x7fff) == 0;
+}
+
+static inline int float16_is_zero_or_denormal(float16 a)
+{
+ return (float16_val(a) & 0x7c00) == 0;
+}
+
/*----------------------------------------------------------------------------
| The pattern for a default generated half-precision NaN.
*----------------------------------------------------------------------------*/