Inline __ieee754_sqrt and __ieee754_sqrtf. Also add external definitions.

1 files changed, 28 insertions, 0 deletions

diff --git a/sysdeps/aarch64/fpu/e_sqrtf.c b/sysdeps/aarch64/fpu/e_sqrtf.c
new file mode 100644
index 0000000000..a2e99e1f75
--- /dev/null
+++ b/sysdeps/aarch64/fpu/e_sqrtf.c
@@ -0,0 +1,28 @@
+/* Single-precision floating point square root.
+   Copyright (C) 2015 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math_private.h>
+
+float
+__ieee754_sqrtf (float s)
+{
+  float res;
+  asm ("fsqrt   %s0, %s1" : "=w" (res) : "w" (s));
+  return res;
+}
+strong_alias (__ieee754_sqrtf, __sqrtf_finite)