xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/paritydi2.c (revision 5ffd83dbcc34f10e07f6d3e968ae6365869615f4)
10b57cec5SDimitry Andric //===-- paritydi2.c - Implement __paritydi2 -------------------------------===//
20b57cec5SDimitry Andric //
30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric //
70b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric //
90b57cec5SDimitry Andric // This file implements __paritydi2 for the compiler_rt library.
100b57cec5SDimitry Andric //
110b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
120b57cec5SDimitry Andric 
130b57cec5SDimitry Andric #include "int_lib.h"
140b57cec5SDimitry Andric 
150b57cec5SDimitry Andric // Returns: 1 if number of bits is odd else returns 0
160b57cec5SDimitry Andric 
17*5ffd83dbSDimitry Andric COMPILER_RT_ABI int __paritydi2(di_int a) {
180b57cec5SDimitry Andric   dwords x;
190b57cec5SDimitry Andric   x.all = a;
200b57cec5SDimitry Andric   return __paritysi2(x.s.high ^ x.s.low);
210b57cec5SDimitry Andric }
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