Commit 1e397ead authored by Richard Henderson's avatar Richard Henderson Committed by Blue Swirl
Browse files

softfloat: Implement uint64_to_float128 



Reviewed-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Signed-off-by: default avatarRichard Henderson <rth@twiddle.net>
Signed-off-by: default avatarBlue Swirl <blauwirbel@gmail.com>
parent 17ed2293

fpu/softfloat.c

+8 −0
Original line number Diff line number Diff line
@@ -1339,6 +1339,14 @@ float128 int64_to_float128( int64 a STATUS_PARAM ) 


}



float128 uint64_to_float128(uint64 a STATUS_PARAM)

{

    if (a == 0) {

        return float128_zero;

    }

    return normalizeRoundAndPackFloat128(0, 0x406E, a, 0 STATUS_VAR);

}



/*----------------------------------------------------------------------------

| Returns the result of converting the single-precision floating-point value

| `a' to the 32-bit two's complement integer format.  The conversion is

include/fpu/softfloat.h

+3 −0
Original line number Diff line number Diff line
@@ -237,6 +237,7 @@ float64 int64_to_float64( int64 STATUS_PARAM ); 
float64 uint64_to_float64( uint64 STATUS_PARAM );

floatx80 int64_to_floatx80( int64 STATUS_PARAM );

float128 int64_to_float128( int64 STATUS_PARAM );

float128 uint64_to_float128( uint64 STATUS_PARAM );



/*----------------------------------------------------------------------------

| Software half-precision conversion routines.
@@ -630,6 +631,8 @@ INLINE int float128_is_any_nan(float128 a) 
        ((a.low != 0) || ((a.high & 0xffffffffffffLL) != 0));

}



#define float128_zero make_float128(0, 0)



/*----------------------------------------------------------------------------

| The pattern for a default generated quadruple-precision NaN.

*----------------------------------------------------------------------------*/