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