diff --git a/libm/arm/fenv.c b/libm/arm/fenv.c
index c988e4f..67c6456 100644
--- a/libm/arm/fenv.c
+++ b/libm/arm/fenv.c
@@ -1,126 +1,34 @@
-/*-
- * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG>
+/*
+ * Copyright (C) 2018 The Android Open Source Project
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
- * 1. Redistributions of source code must retain the above copyright
+ *  * Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
+ *  * 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 AUTHOR 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 AUTHOR 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
+ * 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.
- *
- * $FreeBSD: src/lib/msun/arm/fenv.c,v 1.1 2004/06/06 10:03:59 das Exp $
  */
 
 #include <fenv.h>
 
-#define FPSCR_RMODE_SHIFT 22
+#define __BIONIC_FENV_INLINE /* Out of line. */
+#include <bits/fenv_inlines_arm.h>
 
 const fenv_t __fe_dfl_env = 0;
-
-int fegetenv(fenv_t* __envp) {
-  fenv_t _fpscr;
-  __asm__ __volatile__("vmrs %0,fpscr" : "=r" (_fpscr));
-  *__envp = _fpscr;
-  return 0;
-}
-
-int fesetenv(const fenv_t* __envp) {
-  fenv_t _fpscr = *__envp;
-  __asm__ __volatile__("vmsr fpscr,%0" : :"ri" (_fpscr));
-  return 0;
-}
-
-int feclearexcept(int __excepts) {
-  fexcept_t __fpscr;
-  fegetenv(&__fpscr);
-  __fpscr &= ~__excepts;
-  fesetenv(&__fpscr);
-  return 0;
-}
-
-int fegetexceptflag(fexcept_t* __flagp, int __excepts) {
-  fexcept_t __fpscr;
-  fegetenv(&__fpscr);
-  *__flagp = __fpscr & __excepts;
-  return 0;
-}
-
-int fesetexceptflag(const fexcept_t* __flagp, int __excepts) {
-  fexcept_t __fpscr;
-  fegetenv(&__fpscr);
-  __fpscr &= ~__excepts;
-  __fpscr |= *__flagp & __excepts;
-  fesetenv(&__fpscr);
-  return 0;
-}
-
-int feraiseexcept(int __excepts) {
-  fexcept_t __ex = __excepts;
-  fesetexceptflag(&__ex, __excepts);
-  return 0;
-}
-
-int fetestexcept(int __excepts) {
-  fexcept_t __fpscr;
-  fegetenv(&__fpscr);
-  return (__fpscr & __excepts);
-}
-
-int fegetround(void) {
-  fenv_t _fpscr;
-  fegetenv(&_fpscr);
-  return ((_fpscr >> FPSCR_RMODE_SHIFT) & 0x3);
-}
-
-int fesetround(int __round) {
-  fenv_t _fpscr;
-  fegetenv(&_fpscr);
-  _fpscr &= ~(0x3 << FPSCR_RMODE_SHIFT);
-  _fpscr |= (__round << FPSCR_RMODE_SHIFT);
-  fesetenv(&_fpscr);
-  return 0;
-}
-
-int feholdexcept(fenv_t* __envp) {
-  fenv_t __env;
-  fegetenv(&__env);
-  *__envp = __env;
-  __env &= ~FE_ALL_EXCEPT;
-  fesetenv(&__env);
-  return 0;
-}
-
-int feupdateenv(const fenv_t* __envp) {
-  fexcept_t __fpscr;
-  fegetenv(&__fpscr);
-  fesetenv(__envp);
-  feraiseexcept(__fpscr & FE_ALL_EXCEPT);
-  return 0;
-}
-
-int feenableexcept(int __mask __unused) {
-  return -1;
-}
-
-int fedisableexcept(int __mask __unused) {
-  return 0;
-}
-
-int fegetexcept(void) {
-  return 0;
-}