Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / floatunsixf.c

diff --git a/gcc/config/floatunsixf.c b/gcc/config/floatunsixf.c
new file mode 100644 (file)
index 0000000..5251168
--- /dev/null
+++ b/gcc/config/floatunsixf.c
@@ -0,0 +1,15 @@
+/* Public domain.  */
+typedef int SItype __attribute__ ((mode (SI)));
+typedef unsigned int USItype __attribute__ ((mode (SI)));
+typedef float XFtype __attribute__ ((mode (XF)));
+
+XFtype
+__floatunsixf (USItype u)
+{
+  SItype s = (SItype) u;
+  XFtype r = (XFtype) s;
+  if (s < 0)
+    r += (XFtype)2.0 * (XFtype) ((USItype) 1
+                                << (sizeof (USItype) * __CHAR_BIT__ - 1));
+  return r;
+}