From 78b5a3e653c90b56ba650f54c07fc18f7b7bd905 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20Benn=C3=A9e?= <alex.bennee@linaro.org>
Date: Fri, 8 Dec 2017 17:03:13 +0000
Subject: include/fpu/softfloat: implement float16_set_sign helper
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Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/fpu/softfloat.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
index f75aa59100..59c06ef192 100644
--- a/include/fpu/softfloat.h
+++ b/include/fpu/softfloat.h
@@ -281,6 +281,11 @@ static inline float16 float16_chs(float16 a)
     return make_float16(float16_val(a) ^ 0x8000);
 }
 
+static inline float16 float16_set_sign(float16 a, int sign)
+{
+    return make_float16((float16_val(a) & 0x7fff) | (sign << 15));
+}
+
 /*----------------------------------------------------------------------------
 | The pattern for a default generated half-precision NaN.
 *----------------------------------------------------------------------------*/
-- 
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