| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * arch/alpha/lib/copy_page.S | |
| * | |
| * Copy an entire page. | |
| */ | |
| #include <asm/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) |