Re: [Qemu-devel] [PATCH v5 21/28] fpu/softfloat: Remove floatX_maybe_silence_nan

["Alex Bennée" <alex.bennee@linaro.org>]

Richard Henderson <richard.henderson@linaro.org> writes:

> These functions are now unused.
>
> Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>

> ---
>  fpu/softfloat-specialize.h | 63 --------------------------------------
>  include/fpu/softfloat.h    |  5 ---
>  2 files changed, 68 deletions(-)
>
> diff --git a/fpu/softfloat-specialize.h b/fpu/softfloat-specialize.h
> index 4fa068a5dc..d7033b7757 100644
> --- a/fpu/softfloat-specialize.h
> +++ b/fpu/softfloat-specialize.h
> @@ -364,19 +364,6 @@ float16 float16_silence_nan(float16 a, float_status *status)
>  #endif
>  }
>
> -/*----------------------------------------------------------------------------
> -| Returns a quiet NaN if the half-precision floating point value `a' is a
> -| signaling NaN; otherwise returns `a'.
> -*----------------------------------------------------------------------------*/
> -
> -float16 float16_maybe_silence_nan(float16 a, float_status *status)
> -{
> -    if (float16_is_signaling_nan(a, status)) {
> -        return float16_silence_nan(a, status);
> -    }
> -    return a;
> -}
> -
>  /*----------------------------------------------------------------------------
>  | Returns 1 if the single-precision floating-point value `a' is a quiet
>  | NaN; otherwise returns 0.
> @@ -438,18 +425,6 @@ float32 float32_silence_nan(float32 a, float_status *status)
>      }
>  #endif
>  }
> -/*----------------------------------------------------------------------------
> -| Returns a quiet NaN if the single-precision floating point value `a' is a
> -| signaling NaN; otherwise returns `a'.
> -*----------------------------------------------------------------------------*/
> -
> -float32 float32_maybe_silence_nan(float32 a, float_status *status)
> -{
> -    if (float32_is_signaling_nan(a, status)) {
> -        return float32_silence_nan(a, status);
> -    }
> -    return a;
> -}
>
>  /*----------------------------------------------------------------------------
>  | Returns the result of converting the single-precision floating-point NaN
> @@ -864,18 +839,6 @@ float64 float64_silence_nan(float64 a, float_status *status)
>  #endif
>  }
>
> -/*----------------------------------------------------------------------------
> -| Returns a quiet NaN if the double-precision floating point value `a' is a
> -| signaling NaN; otherwise returns `a'.
> -*----------------------------------------------------------------------------*/
> -
> -float64 float64_maybe_silence_nan(float64 a, float_status *status)
> -{
> -    if (float64_is_signaling_nan(a, status)) {
> -        return float64_silence_nan(a, status);
> -    }
> -    return a;
> -}
>
>  /*----------------------------------------------------------------------------
>  | Returns the result of converting the double-precision floating-point NaN
> @@ -1037,19 +1000,6 @@ floatx80 floatx80_silence_nan(floatx80 a, float_status *status)
>  #endif
>  }
>
> -/*----------------------------------------------------------------------------
> -| Returns a quiet NaN if the extended double-precision floating point value
> -| `a' is a signaling NaN; otherwise returns `a'.
> -*----------------------------------------------------------------------------*/
> -
> -floatx80 floatx80_maybe_silence_nan(floatx80 a, float_status *status)
> -{
> -    if (floatx80_is_signaling_nan(a, status)) {
> -        return floatx80_silence_nan(a, status);
> -    }
> -    return a;
> -}
> -
>  /*----------------------------------------------------------------------------
>  | Returns the result of converting the extended double-precision floating-
>  | point NaN `a' to the canonical NaN format.  If `a' is a signaling NaN, the
> @@ -1204,19 +1154,6 @@ float128 float128_silence_nan(float128 a, float_status *status)
>  #endif
>  }
>
> -/*----------------------------------------------------------------------------
> -| Returns a quiet NaN if the quadruple-precision floating point value `a' is
> -| a signaling NaN; otherwise returns `a'.
> -*----------------------------------------------------------------------------*/
> -
> -float128 float128_maybe_silence_nan(float128 a, float_status *status)
> -{
> -    if (float128_is_signaling_nan(a, status)) {
> -        return float128_silence_nan(a, status);
> -    }
> -    return a;
> -}
> -
>  /*----------------------------------------------------------------------------
>  | Returns the result of converting the quadruple-precision floating-point NaN
>  | `a' to the canonical NaN format.  If `a' is a signaling NaN, the invalid
> diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
> index a6860e858d..69f4dbc4db 100644
> --- a/include/fpu/softfloat.h
> +++ b/include/fpu/softfloat.h
> @@ -258,7 +258,6 @@ int float16_compare_quiet(float16, float16, float_status *status);
>  int float16_is_quiet_nan(float16, float_status *status);
>  int float16_is_signaling_nan(float16, float_status *status);
>  float16 float16_silence_nan(float16, float_status *status);
> -float16 float16_maybe_silence_nan(float16, float_status *status);
>
>  static inline int float16_is_any_nan(float16 a)
>  {
> @@ -370,7 +369,6 @@ float32 float32_maxnummag(float32, float32, float_status *status);
>  int float32_is_quiet_nan(float32, float_status *status);
>  int float32_is_signaling_nan(float32, float_status *status);
>  float32 float32_silence_nan(float32, float_status *status);
> -float32 float32_maybe_silence_nan(float32, float_status *status);
>  float32 float32_scalbn(float32, int, float_status *status);
>
>  static inline float32 float32_abs(float32 a)
> @@ -500,7 +498,6 @@ float64 float64_maxnummag(float64, float64, float_status *status);
>  int float64_is_quiet_nan(float64 a, float_status *status);
>  int float64_is_signaling_nan(float64, float_status *status);
>  float64 float64_silence_nan(float64, float_status *status);
> -float64 float64_maybe_silence_nan(float64, float_status *status);
>  float64 float64_scalbn(float64, int, float_status *status);
>
>  static inline float64 float64_abs(float64 a)
> @@ -604,7 +601,6 @@ int floatx80_compare_quiet(floatx80, floatx80, float_status *status);
>  int floatx80_is_quiet_nan(floatx80, float_status *status);
>  int floatx80_is_signaling_nan(floatx80, float_status *status);
>  floatx80 floatx80_silence_nan(floatx80, float_status *status);
> -floatx80 floatx80_maybe_silence_nan(floatx80, float_status *status);
>  floatx80 floatx80_scalbn(floatx80, int, float_status *status);
>
>  static inline floatx80 floatx80_abs(floatx80 a)
> @@ -816,7 +812,6 @@ int float128_compare_quiet(float128, float128, float_status *status);
>  int float128_is_quiet_nan(float128, float_status *status);
>  int float128_is_signaling_nan(float128, float_status *status);
>  float128 float128_silence_nan(float128, float_status *status);
> -float128 float128_maybe_silence_nan(float128, float_status *status);
>  float128 float128_scalbn(float128, int, float_status *status);
>
>  static inline float128 float128_abs(float128 a)


--
Alex Bennée