/* Square root of floating point number. Copyright (C) 2002-2020 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 . */ #include #include #undef __ieee754_sqrt double __ieee754_sqrt (double x) { double res; asm ("sqrtsd %1, %0" : "=x" (res) : "xm" (x)); return res; } libm_alias_finite (__ieee754_sqrt, __sqrt)