From: Alex Bennée <[email protected]>
Signed-off-by: Alex Bennée <[email protected]>
Reviewed-by: Richard Henderson <[email protected]>
Reviewed-by: Peter Maydell <[email protected]>
---
include/fpu/softfloat.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
index 1d34f2c3eb..f75aa59100 100644
--- a/include/fpu/softfloat.h
+++ b/include/fpu/softfloat.h
@@ -272,6 +272,15 @@ static inline float16 float16_abs(float16 a)
*/
return make_float16(float16_val(a) & 0x7fff);
}
+
+static inline float16 float16_chs(float16 a)
+{
+ /* Note that chs does *not* handle NaN specially, nor does
+ * it flush denormal inputs to zero.
+ */
+ return make_float16(float16_val(a) ^ 0x8000);
+}
+
/*----------------------------------------------------------------------------
| The pattern for a default generated half-precision NaN.
*----------------------------------------------------------------------------*/
--
2.14.3
