1 files changed, 37 insertions, 0 deletions
diff --git a/include/linux/libgcc.h b/include/linux/libgcc.h
new file mode 100644
index 000000000..fc388da6a
--- /dev/null
+++ b/include/linux/libgcc.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * include/lib/libgcc.h
+ */
+
+#ifndef __LIB_LIBGCC_H
+#define __LIB_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;
+
+long long notrace __ashldi3(long long u, word_type b);
+long long notrace __ashrdi3(long long u, word_type b);
+word_type notrace __cmpdi2(long long a, long long b);
+long long notrace __lshrdi3(long long u, word_type b);
+long long notrace __muldi3(long long u, long long v);
+word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b);
+
+#endif /* __ASM_LIBGCC_H */