1 //===-- Implementation of the ceilf function for aarch64 ------------------===// 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 "src/math/ceilf.h" 10 #include "src/__support/common.h" 11 12 namespace __llvm_libc { 13 14 LLVM_LIBC_FUNCTION(float, ceilf, (float x)) { 15 float y; 16 __asm__ __volatile__("ldr s0, %1\n" 17 "frintp s0, s0\n" 18 "str s0, %0\n" 19 : "=m"(y) 20 : "m"(x) 21 : "s0"); 22 return y; 23 } 24 25 } // namespace __llvm_libc 26