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- /*
- * arch/alpha/lib/ev6-clear_page.S
- *
- * Zero an entire page.
- */
- .text
- .align 4
- .global clear_page
- .ent clear_page
- clear_page:
- .prologue 0
- lda $0,128
- lda $1,125
- addq $16,64,$2
- addq $16,128,$3
- addq $16,192,$17
- wh64 ($16)
- wh64 ($2)
- wh64 ($3)
- 1: wh64 ($17)
- stq $31,0($16)
- subq $0,1,$0
- subq $1,1,$1
- stq $31,8($16)
- stq $31,16($16)
- addq $17,64,$2
- nop
- stq $31,24($16)
- stq $31,32($16)
- cmovgt $1,$2,$17
- nop
- stq $31,40($16)
- stq $31,48($16)
- nop
- nop
- stq $31,56($16)
- addq $16,64,$16
- nop
- bne $0,1b
- ret
- nop
- nop
- nop
- .end clear_page
|
