3 files changed, 14 insertions, 5 deletions
diff --git a/include/fpu/softfloat-helpers.h b/include/fpu/softfloat-helpers.h
index 2f0674fbdd..34f4cf92ae 100644
--- a/include/fpu/softfloat-helpers.h
+++ b/include/fpu/softfloat-helpers.h
@@ -69,7 +69,7 @@ static inline void set_float_exception_flags(int val, float_status *status)
     status->float_exception_flags = val;
 }
 
-static inline void set_floatx80_rounding_precision(int val,
+static inline void set_floatx80_rounding_precision(FloatX80RoundPrec val,
                                                    float_status *status)
 {
     status->floatx80_rounding_precision = val;
@@ -120,7 +120,8 @@ static inline int get_float_exception_flags(float_status *status)
     return status->float_exception_flags;
 }
 
-static inline int get_floatx80_rounding_precision(float_status *status)
+static inline FloatX80RoundPrec
+get_floatx80_rounding_precision(float_status *status)
 {
     return status->floatx80_rounding_precision;
 }
diff --git a/include/fpu/softfloat-types.h b/include/fpu/softfloat-types.h
index 3b757c3d6a..5bcbd041f7 100644
--- a/include/fpu/softfloat-types.h
+++ b/include/fpu/softfloat-types.h
@@ -154,6 +154,14 @@ enum {
     float_flag_output_denormal = 128
 };
 
+/*
+ * Rounding precision for floatx80.
+ */
+typedef enum __attribute__((__packed__)) {
+    floatx80_precision_x,
+    floatx80_precision_d,
+    floatx80_precision_s,
+} FloatX80RoundPrec;
 
 /*
  * Floating Point Status. Individual architectures may maintain
@@ -165,7 +173,7 @@ enum {
 typedef struct float_status {
     FloatRoundMode float_rounding_mode;
     uint8_t     float_exception_flags;
-    signed char floatx80_rounding_precision;
+    FloatX80RoundPrec floatx80_rounding_precision;
     bool tininess_before_rounding;
     /* should denormalised results go to zero and set the inexact flag? */
     bool flush_to_zero;
diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
index ed32040aa9..ec7dca0960 100644
--- a/include/fpu/softfloat.h
+++ b/include/fpu/softfloat.h
@@ -1152,7 +1152,7 @@ floatx80 propagateFloatx80NaN(floatx80 a, floatx80 b, float_status *status);
 | Floating-Point Arithmetic.
 *----------------------------------------------------------------------------*/
 
-floatx80 roundAndPackFloatx80(int8_t roundingPrecision, bool zSign,
+floatx80 roundAndPackFloatx80(FloatX80RoundPrec roundingPrecision, bool zSign,
                               int32_t zExp, uint64_t zSig0, uint64_t zSig1,
                               float_status *status);
 
@@ -1165,7 +1165,7 @@ floatx80 roundAndPackFloatx80(int8_t roundingPrecision, bool zSign,
 | normalized.
 *----------------------------------------------------------------------------*/
 
-floatx80 normalizeRoundAndPackFloatx80(int8_t roundingPrecision,
+floatx80 normalizeRoundAndPackFloatx80(FloatX80RoundPrec roundingPrecision,
                                        bool zSign, int32_t zExp,
                                        uint64_t zSig0, uint64_t zSig1,
                                        float_status *status);