1//===-- Implementation of the trunc 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/trunc.h"
10#include "src/__support/common.h"
11
12namespace LIBC_NAMESPACE {
13
14LLVM_LIBC_FUNCTION(double, trunc, (double x)) {
15 double y;
16 __asm__ __volatile__("frintz %d0, %d1\n" : "=w"(y) : "w"(x));
17 return y;
18}
19
20} // namespace LIBC_NAMESPACE
21

source code of libc/src/math/aarch64/trunc.cpp