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| author | Andrew Waterman <waterman@s144.Millennium.Berkeley.EDU> | 2010-10-15 16:17:53 -0700 |
|---|---|---|
| committer | Andrew Waterman <waterman@s144.Millennium.Berkeley.EDU> | 2010-10-15 16:17:53 -0700 |
| commit | ab928baadbfd3316988a3ad5b5d9b84693a8636f (patch) | |
| tree | b464ce729d53aeff072ed2c341b06194e9ea174b /softfloat/ui32_to_f32.c | |
| parent | d3cb781e165427412b299b6034289b8458472790 (diff) | |
| download | riscv-isa-sim-ab928baadbfd3316988a3ad5b5d9b84693a8636f.zip riscv-isa-sim-ab928baadbfd3316988a3ad5b5d9b84693a8636f.tar.gz riscv-isa-sim-ab928baadbfd3316988a3ad5b5d9b84693a8636f.tar.bz2 | |
[sim] made softfloat files C instead of C++
Diffstat (limited to 'softfloat/ui32_to_f32.c')
| -rwxr-xr-x | softfloat/ui32_to_f32.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/softfloat/ui32_to_f32.c b/softfloat/ui32_to_f32.c new file mode 100755 index 0000000..ba0fc1a --- /dev/null +++ b/softfloat/ui32_to_f32.c @@ -0,0 +1,25 @@ +
+#include <stdint.h>
+#include "platform.h"
+#include "primitives.h"
+#include "internals.h"
+#include "softfloat.h"
+
+float32_t ui32_to_f32( uint_fast32_t a )
+{
+ union ui32_f32 uZ;
+
+ if ( ! a ) {
+ uZ.ui = 0;
+ return uZ.f;
+ }
+ if ( a & 0x80000000 ) {
+ return
+ softfloat_roundPackToF32(
+ 0, 0x9D, softfloat_shortShift32Right1Jam( a ) );
+ } else {
+ return softfloat_normRoundPackToF32( 0, 0x9C, a );
+ }
+
+}
+
|