1*4882a593Smuzhiyun/* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun/* 3*4882a593Smuzhiyun * arch/alpha/lib/copy_page.S 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copy an entire page. 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun#include <asm/export.h> 8*4882a593Smuzhiyun .text 9*4882a593Smuzhiyun .align 4 10*4882a593Smuzhiyun .global copy_page 11*4882a593Smuzhiyun .ent copy_page 12*4882a593Smuzhiyuncopy_page: 13*4882a593Smuzhiyun .prologue 0 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun lda $18,128 16*4882a593Smuzhiyun nop 17*4882a593Smuzhiyun unop 18*4882a593Smuzhiyun nop 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun1: ldq $0,0($17) 21*4882a593Smuzhiyun ldq $1,8($17) 22*4882a593Smuzhiyun ldq $2,16($17) 23*4882a593Smuzhiyun ldq $3,24($17) 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun ldq $4,32($17) 26*4882a593Smuzhiyun ldq $5,40($17) 27*4882a593Smuzhiyun ldq $6,48($17) 28*4882a593Smuzhiyun ldq $7,56($17) 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun stq $0,0($16) 31*4882a593Smuzhiyun subq $18,1,$18 32*4882a593Smuzhiyun stq $1,8($16) 33*4882a593Smuzhiyun addq $17,64,$17 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun stq $2,16($16) 36*4882a593Smuzhiyun stq $3,24($16) 37*4882a593Smuzhiyun stq $4,32($16) 38*4882a593Smuzhiyun stq $5,40($16) 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun stq $6,48($16) 41*4882a593Smuzhiyun stq $7,56($16) 42*4882a593Smuzhiyun addq $16,64,$16 43*4882a593Smuzhiyun bne $18, 1b 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun ret 46*4882a593Smuzhiyun nop 47*4882a593Smuzhiyun unop 48*4882a593Smuzhiyun nop 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun .end copy_page 51*4882a593Smuzhiyun EXPORT_SYMBOL(copy_page) 52