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authorAlex Bennée <alex.bennee@linaro.org>2017-12-08 17:03:13 +0000
committerAlex Bennée <alex.bennee@linaro.org>2018-02-21 10:20:30 +0000
commit78b5a3e653c90b56ba650f54c07fc18f7b7bd905 (patch)
treecdd418daddb9bf492db802e99fd196075c6bfe26 /include/fpu
parent5f10aef521427b3909c24a0c7a82839b43f876e2 (diff)
downloadqemu-78b5a3e653c90b56ba650f54c07fc18f7b7bd905.zip
include/fpu/softfloat: implement float16_set_sign helper
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>
Diffstat (limited to 'include/fpu')
-rw-r--r--include/fpu/softfloat.h5
1 files changed, 5 insertions, 0 deletions
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.
*----------------------------------------------------------------------------*/