android_kernel_cmhtcleo/arch/alpha/lib/clear_page.S

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2010-08-27 09:19:57 +00:00
/*
* arch/alpha/lib/clear_page.S
*
* Zero an entire page.
*/
.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