1 //===-- Implementation of uksqrtui function -------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "uksqrtui.h" 10 #include "src/__support/common.h" 11 #include "src/__support/fixed_point/sqrt.h" 12 #include "src/__support/macros/config.h" 13 14 namespace LIBC_NAMESPACE_DECL { 15 16 LLVM_LIBC_FUNCTION(unsigned accum, uksqrtui, (unsigned int x)) { 17 #ifdef LIBC_FAST_MATH 18 return fixed_point::isqrt_fast(x); 19 #else 20 return fixed_point::isqrt(x); 21 #endif 22 } 23 24 } // namespace LIBC_NAMESPACE_DECL 25