diff --git a/libm/sh/_fpmath.h b/libm/sh/_fpmath.h
new file mode 100644
index 0000000..f75ec7b
--- /dev/null
+++ b/libm/sh/_fpmath.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2009 Android Open Source Project, All rights reserved.
+ *   Derived from "bionic/libm/arm/_fpmath.h"
+ *   Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * Assumes that 'long double' on SH-linux is just an alias for 'double'.
+ */
+union IEEEl2bits {
+	long double	e;
+	struct {
+#if  __BYTE_ORDER == __LITTLE_ENDIAN
+		unsigned int	manl	:32;
+		unsigned int	manh	:20;
+		unsigned int	exp	:11;
+		unsigned int	sign	:1;
+#elif __BYTE_ORDER == __BIG_ENDIAN
+		unsigned int	sign	:1;
+		unsigned int	exp	:11;
+		unsigned int	manh	:20;
+		unsigned int	manl	:32;
+#endif
+	} bits;
+};
+
+/*
+ * LDBL_NBIT is a mask indicating the position of the integer
+ * bit in a long double.  But SH4 does not support it.
+ */
+#define	LDBL_NBIT	0
+#define	mask_nbit_l(u)	((void)0)
+
+#define	LDBL_MANH_SIZE	20
+#define	LDBL_MANL_SIZE	32