aboutsummaryrefslogtreecommitdiff
path: root/arch/powerpc/math-emu/frsp.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/math-emu/frsp.c')
-rw-r--r--arch/powerpc/math-emu/frsp.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/powerpc/math-emu/frsp.c b/arch/powerpc/math-emu/frsp.c
new file mode 100644
index 00000000000..d879b2a3d0c
--- /dev/null
+++ b/arch/powerpc/math-emu/frsp.c
@@ -0,0 +1,25 @@
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <asm/uaccess.h>
+
+#include "soft-fp.h"
+#include "double.h"
+#include "single.h"
+
+int
+frsp(void *frD, void *frB)
+{
+ FP_DECL_D(B);
+
+#ifdef DEBUG
+ printk("%s: D %p, B %p\n", __FUNCTION__, frD, frB);
+#endif
+
+ __FP_UNPACK_D(B, frB);
+
+#ifdef DEBUG
+ printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
+#endif
+
+ return __FP_PACK_DS(frD, B);
+}