LXR linux/arch/alpha/lib/clear

   1/*
   2 * arch/alpha/lib/clear_page.S
   3 *
   4 * Zero an entire page.
   5 */
   6
   7        .text
   8        .align 4
   9        .global clear_page
  10        .ent clear_page
  11clear_page:
  12        .prologue 0
  13
  14        lda     $0,128
  15        nop
  16        unop
  17        nop
  18
  191:      stq     $31,0($16)
  20        stq     $31,8($16)
  21        stq     $31,16($16)
  22        stq     $31,24($16)
  23
  24        stq     $31,32($16)
  25        stq     $31,40($16)
  26        stq     $31,48($16)
  27        subq    $0,1,$0
  28
  29        stq     $31,56($16)
  30        addq    $16,64,$16
  31        unop
  32        bne     $0,1b
  33
  34        ret
  35        nop
  36        unop
  37        nop
  38
  39        .end clear_page
  40