| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * arch/alpha/lib/copy_page.S |
| * |
| * Copy an entire page. |
| */ |
| #include <linux/export.h> |
| .text |
| .align 4 |
| .global copy_page |
| .ent copy_page |
| copy_page: |
| .prologue 0 |
| |
| lda $18,128 |
| nop |
| unop |
| nop |
| |
| 1: ldq $0,0($17) |
| ldq $1,8($17) |
| ldq $2,16($17) |
| ldq $3,24($17) |
| |
| ldq $4,32($17) |
| ldq $5,40($17) |
| ldq $6,48($17) |
| ldq $7,56($17) |
| |
| stq $0,0($16) |
| subq $18,1,$18 |
| stq $1,8($16) |
| addq $17,64,$17 |
| |
| stq $2,16($16) |
| stq $3,24($16) |
| stq $4,32($16) |
| stq $5,40($16) |
| |
| stq $6,48($16) |
| stq $7,56($16) |
| addq $16,64,$16 |
| bne $18, 1b |
| |
| ret |
| nop |
| unop |
| nop |
| |
| .end copy_page |
| EXPORT_SYMBOL(copy_page) |
