microblaze: Add libgcc function directly to kernel

Replaced libgcc functions with asm optimized implementation.

Signed-off-by: Michal Simek <monstr@monstr.eu>

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/microblaze/lib/libgcc.h b/arch/microblaze/lib/libgcc.h
new file mode 100644
index 000000000000..05909d58e2fe
--- /dev/null
+++ b/arch/microblaze/lib/libgcc.h
@@ -0,0 +1,25 @@
+#ifndef __ASM_LIBGCC_H
+#define __ASM_LIBGCC_H
+
+#include <asm/byteorder.h>
+
+typedef int word_type __attribute__ ((mode (__word__)));
+
+#ifdef __BIG_ENDIAN
+struct DWstruct {
+        int high, low;
+};
+#elif defined(__LITTLE_ENDIAN)
+struct DWstruct {
+        int low, high;
+};
+#else
+#error I feel sick.
+#endif
+
+typedef union {
+        struct DWstruct s;
+        long long ll;
+} DWunion;
+
+#endif /* __ASM_LIBGCC_H */