softfloat: Convert floatx80_round to FloatParts

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

diff --git a/fpu/softfloat.c b/fpu/softfloat.c
index 5a320e5..74787d5 100644 (file)
--- a/fpu/softfloat.c
+++ b/fpu/softfloat.c
@@ -5792,10 +5792,12 @@ float128 floatx80_to_float128(floatx80 a, float_status *status)
 
 floatx80 floatx80_round(floatx80 a, float_status *status)
 {
-    return roundAndPackFloatx80(status->floatx80_rounding_precision,
-                                extractFloatx80Sign(a),
-                                extractFloatx80Exp(a),
-                                extractFloatx80Frac(a), 0, status);
+    FloatParts128 p;
+
+    if (!floatx80_unpack_canonical(&p, a, status)) {
+        return floatx80_default_nan(status);
+    }
+    return floatx80_round_pack_canonical(&p, status);
 }
 
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