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diff --git a/StdLib/Include/Arm/machine/ieeefp.h b/StdLib/Include/Arm/machine/ieeefp.h
new file mode 100644
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+++ b/StdLib/Include/Arm/machine/ieeefp.h
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+/*  $NetBSD: ieeefp.h,v 1.3 2013/04/23 05:42:23 matt Exp $  */
+/** @file
+*
+*  Copyright (c) 2013 - 2014, ARM Limited. All rights reserved.
+*
+*  This program and the accompanying materials
+*  are licensed and made available under the terms and conditions of the BSD License
+*  which accompanies this distribution.  The full text of the license may be found at
+*  http://opensource.org/licenses/bsd-license.php
+*
+*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+*
+**/
+/*
+ * Based on ieeefp.h written by J.T. Conklin, Apr 28, 1995
+ * Public domain.
+ */
+
+#ifndef _ARM_IEEEFP_H_
+#define _ARM_IEEEFP_H_
+
+#include <LibConfig.h>
+#include <sys/featuretest.h>
+
+#if defined(_NETBSD_SOURCE) || defined(_ISOC99_SOURCE)
+
+//#include <arm/fenv.h>
+#include <machine/fenv.h>
+
+#if !defined(_ISOC99_SOURCE)
+
+/* Exception type (used by fpsetmask() et al.) */
+
+typedef int fp_except;
+
+/* Bit defines for fp_except */
+
+#define FP_X_INV    FE_INVALID      /* invalid operation exception */
+#define FP_X_DZ     FE_DIVBYZERO    /* divide-by-zero exception */
+#define FP_X_OFL    FE_OVERFLOW     /* overflow exception */
+#define FP_X_UFL    FE_UNDERFLOW    /* underflow exception */
+#define FP_X_IMP    FE_INEXACT      /* imprecise (prec. loss; "inexact") */
+
+/* Rounding modes */
+
+typedef enum {
+    FP_RN=FE_TONEAREST,     /* round to nearest representable number */
+    FP_RP=FE_UPWARD,        /* round toward positive infinity */
+    FP_RM=FE_DOWNWARD,      /* round toward negative infinity */
+    FP_RZ=FE_TOWARDZERO     /* round to zero (truncate) */
+} fp_rnd;
+
+#endif /* !_ISOC99_SOURCE */
+
+#endif /* _NETBSD_SOURCE || _ISOC99_SOURCE */
+
+#endif /* _ARM_IEEEFP_H_ */