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Edward O'Callaghan37a6a452009-08-07 20:30:09 +00001/* ===-- paritydi2.c - Implement __paritydi2 -------------------------------===
2 *
3 * The LLVM Compiler Infrastructure
4 *
5 * This file is distributed under the University of Illinois Open Source
6 * License. See LICENSE.TXT for details.
7 *
8 * ===----------------------------------------------------------------------===
9 *
10 * This file implements __paritydi2 for the compiler_rt library.
11 *
12 * ===----------------------------------------------------------------------===
13 */
Daniel Dunbarb3a69012009-06-26 16:47:03 +000014
15#include "int_lib.h"
16
Edward O'Callaghan37a6a452009-08-07 20:30:09 +000017/* Returns: 1 if number of bits is odd else returns 0 */
Daniel Dunbarb3a69012009-06-26 16:47:03 +000018
19si_int __paritysi2(si_int a);
20
21si_int
22__paritydi2(di_int a)
23{
24 dwords x;
25 x.all = a;
26 return __paritysi2(x.high ^ x.low);
27}