18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * linux/arch/arm/lib/ucmpdi2.S 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Author: Nicolas Pitre 68c2ecf20Sopenharmony_ci * Created: Oct 19, 2005 78c2ecf20Sopenharmony_ci * Copyright: Monta Vista Software, Inc. 88c2ecf20Sopenharmony_ci */ 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci#include <linux/linkage.h> 118c2ecf20Sopenharmony_ci#include <asm/assembler.h> 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci#ifdef __ARMEB__ 148c2ecf20Sopenharmony_ci#define xh r0 158c2ecf20Sopenharmony_ci#define xl r1 168c2ecf20Sopenharmony_ci#define yh r2 178c2ecf20Sopenharmony_ci#define yl r3 188c2ecf20Sopenharmony_ci#else 198c2ecf20Sopenharmony_ci#define xl r0 208c2ecf20Sopenharmony_ci#define xh r1 218c2ecf20Sopenharmony_ci#define yl r2 228c2ecf20Sopenharmony_ci#define yh r3 238c2ecf20Sopenharmony_ci#endif 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_ciENTRY(__ucmpdi2) 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ci cmp xh, yh 288c2ecf20Sopenharmony_ci cmpeq xl, yl 298c2ecf20Sopenharmony_ci movlo r0, #0 308c2ecf20Sopenharmony_ci moveq r0, #1 318c2ecf20Sopenharmony_ci movhi r0, #2 328c2ecf20Sopenharmony_ci ret lr 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ciENDPROC(__ucmpdi2) 358c2ecf20Sopenharmony_ci 368c2ecf20Sopenharmony_ci#ifdef CONFIG_AEABI 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ciENTRY(__aeabi_ulcmp) 398c2ecf20Sopenharmony_ci 408c2ecf20Sopenharmony_ci cmp xh, yh 418c2ecf20Sopenharmony_ci cmpeq xl, yl 428c2ecf20Sopenharmony_ci movlo r0, #-1 438c2ecf20Sopenharmony_ci moveq r0, #0 448c2ecf20Sopenharmony_ci movhi r0, #1 458c2ecf20Sopenharmony_ci ret lr 468c2ecf20Sopenharmony_ci 478c2ecf20Sopenharmony_ciENDPROC(__aeabi_ulcmp) 488c2ecf20Sopenharmony_ci 498c2ecf20Sopenharmony_ci#endif 508c2ecf20Sopenharmony_ci 51