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| author | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-19 20:47:29 -0700 |
|---|---|---|
| committer | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-19 20:47:29 -0700 |
| commit | 77452a26e7d95d29dbaa797595ae683f03a3345b (patch) | |
| tree | e7aaae682f73a20ceb4d3366528b0cd38378f49d /softfloat/i32_to_f32.c | |
| parent | 740f981cfd55604d46598144dccac26dd53f643c (diff) | |
| download | riscv-isa-sim-77452a26e7d95d29dbaa797595ae683f03a3345b.zip riscv-isa-sim-77452a26e7d95d29dbaa797595ae683f03a3345b.tar.gz riscv-isa-sim-77452a26e7d95d29dbaa797595ae683f03a3345b.tar.bz2 | |
temporary undoing of renaming
Diffstat (limited to 'softfloat/i32_to_f32.c')
| -rwxr-xr-x | softfloat/i32_to_f32.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/softfloat/i32_to_f32.c b/softfloat/i32_to_f32.c new file mode 100755 index 0000000..f51facd --- /dev/null +++ b/softfloat/i32_to_f32.c @@ -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 );
+
+}
+
|