| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * arch/alpha/lib/clear_page.S | |
| * | |
| * Zero an entire page. | |
| */ | |
| #include <asm/export.h> | |
| .text | |
| .align 4 | |
| .global clear_page | |
| .ent clear_page | |
| clear_page: | |
| .prologue 0 | |
| lda $0,128 | |
| nop | |
| unop | |
| nop | |
| 1: stq $31,0($16) | |
| stq $31,8($16) | |
| stq $31,16($16) | |
| stq $31,24($16) | |
| stq $31,32($16) | |
| stq $31,40($16) | |
| stq $31,48($16) | |
| subq $0,1,$0 | |
| stq $31,56($16) | |
| addq $16,64,$16 | |
| unop | |
| bne $0,1b | |
| ret | |
| nop | |
| unop | |
| nop | |
| .end clear_page | |
| EXPORT_SYMBOL(clear_page) |