1*4882a593Smuzhiyun/* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun/* 3*4882a593Smuzhiyun * linux/arch/arm/lib/ucmpdi2.S 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Author: Nicolas Pitre 6*4882a593Smuzhiyun * Created: Oct 19, 2005 7*4882a593Smuzhiyun * Copyright: Monta Vista Software, Inc. 8*4882a593Smuzhiyun */ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun#include <linux/linkage.h> 11*4882a593Smuzhiyun#include <asm/assembler.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun#ifdef __ARMEB__ 14*4882a593Smuzhiyun#define xh r0 15*4882a593Smuzhiyun#define xl r1 16*4882a593Smuzhiyun#define yh r2 17*4882a593Smuzhiyun#define yl r3 18*4882a593Smuzhiyun#else 19*4882a593Smuzhiyun#define xl r0 20*4882a593Smuzhiyun#define xh r1 21*4882a593Smuzhiyun#define yl r2 22*4882a593Smuzhiyun#define yh r3 23*4882a593Smuzhiyun#endif 24*4882a593Smuzhiyun 25*4882a593SmuzhiyunENTRY(__ucmpdi2) 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun cmp xh, yh 28*4882a593Smuzhiyun cmpeq xl, yl 29*4882a593Smuzhiyun movlo r0, #0 30*4882a593Smuzhiyun moveq r0, #1 31*4882a593Smuzhiyun movhi r0, #2 32*4882a593Smuzhiyun ret lr 33*4882a593Smuzhiyun 34*4882a593SmuzhiyunENDPROC(__ucmpdi2) 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun#ifdef CONFIG_AEABI 37*4882a593Smuzhiyun 38*4882a593SmuzhiyunENTRY(__aeabi_ulcmp) 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun cmp xh, yh 41*4882a593Smuzhiyun cmpeq xl, yl 42*4882a593Smuzhiyun movlo r0, #-1 43*4882a593Smuzhiyun moveq r0, #0 44*4882a593Smuzhiyun movhi r0, #1 45*4882a593Smuzhiyun ret lr 46*4882a593Smuzhiyun 47*4882a593SmuzhiyunENDPROC(__aeabi_ulcmp) 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun#endif 50*4882a593Smuzhiyun 51