[sim] added riscv folder to softfloat

[riscv-isa-sim.git] / softfloat / SoftFloat-3 / source / riscv / s_isSigNaNF32UI.c

diff --git a/softfloat/SoftFloat-3/source/riscv/s_isSigNaNF32UI.c b/softfloat/SoftFloat-3/source/riscv/s_isSigNaNF32UI.c
new file mode 100755 (executable)
index 0000000..0a9c33f
--- /dev/null
+++ b/softfloat/SoftFloat-3/source/riscv/s_isSigNaNF32UI.c
@@ -0,0 +1,13 @@
+
+#include <stdbool.h>
+#include <stdint.h>
+#include "platform.h"
+#include "specialize.h"
+
+bool softfloat_isSigNaNF32UI( uint_fast32_t ui )
+{
+
+    return ( ( ui>>22 & 0x1FF ) == 0x1FE ) && ( ui & 0x003FFFFF );
+
+}
+