diff options
Diffstat (limited to 'softfloat/i32_to_f32.cc')
-rwxr-xr-x | softfloat/i32_to_f32.cc | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/softfloat/i32_to_f32.cc b/softfloat/i32_to_f32.cc new file mode 100755 index 0000000..f51facd --- /dev/null +++ b/softfloat/i32_to_f32.cc @@ -0,0 +1,21 @@ +
+#include <stdbool.h>
+#include <stdint.h>
+#include "platform.h"
+#include "internals.h"
+#include "softfloat.h"
+
+float32_t i32_to_f32( int_fast32_t a )
+{
+ bool sign;
+ union ui32_f32 uZ;
+
+ sign = ( a < 0 );
+ if ( ! ( a & 0x7FFFFFFF ) ) {
+ uZ.ui = sign ? packToF32UI( 1, 0x9E, 0 ) : 0;
+ return uZ.f;
+ }
+ return softfloat_normRoundPackToF32( sign, 0x9C, sign ? - a : a );
+
+}
+
|