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[PULL,3/7] softfloat: Add float16_is_normal

Message ID 20200830023203.612312-4-richard.henderson@linaro.org
State New
Headers show
Series softfloat patch queue | expand

Commit Message

Richard Henderson Aug. 30, 2020, 2:31 a.m. UTC 
From: Stephen Long <steplong@quicinc.com>


This float16 predicate was missing from the normal set.

Signed-off-by: Stephen Long <steplong@quicinc.com>

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 include/fpu/softfloat.h | 5 +++++
 1 file changed, 5 insertions(+)

-- 
2.25.1
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Patch

diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
index 0a5a5e5d0b..863dfc6151 100644
--- a/include/fpu/softfloat.h
+++ b/include/fpu/softfloat.h
@@ -272,6 +272,11 @@  static inline bool float16_is_zero_or_denormal(float16 a)
     return (float16_val(a) & 0x7c00) == 0;
 }
 
+static inline bool float16_is_normal(float16 a)
+{
+    return (((float16_val(a) >> 10) + 1) & 0x1f) >= 2;
+}
+
 static inline float16 float16_abs(float16 a)
 {
     /* Note that abs does *not* handle NaN specially, nor does