diff options
Diffstat (limited to 'softfloat/f32_le_quiet.c')
-rwxr-xr-x | softfloat/f32_le_quiet.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/softfloat/f32_le_quiet.c b/softfloat/f32_le_quiet.c new file mode 100755 index 0000000..2b541da --- /dev/null +++ b/softfloat/f32_le_quiet.c @@ -0,0 +1,39 @@ + +#include <stdbool.h> +#include <stdint.h> +#include "platform.h" +#include "internals.h" +#include "specialize.h" +#include "softfloat.h" + +bool f32_le_quiet( float32_t a, float32_t b ) +{ + union ui32_f32 uA; + uint_fast32_t uiA; + union ui32_f32 uB; + uint_fast32_t uiB; + bool signA, signB; + + uA.f = a; + uiA = uA.ui; + uB.f = b; + uiB = uB.ui; + if ( + ( ( expF32UI( uiA ) == 0xFF ) && fracF32UI( uiA ) ) + || ( ( expF32UI( uiB ) == 0xFF ) && fracF32UI( uiB ) ) + ) { + if ( + softfloat_isSigNaNF32UI( uiA ) || softfloat_isSigNaNF32UI( uiB ) + ) { + softfloat_raiseFlags( softfloat_flag_invalid ); + } + return false; + } + signA = signF32UI( uiA ); + signB = signF32UI( uiB ); + return + ( signA != signB ) ? signA || ! (uint32_t) ( ( uiA | uiB )<<1 ) + : ( uiA == uiB ) || ( signA ^ ( uiA < uiB ) ); + +} + |