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Added a simple bigcopy, from Srinivasa Kanduru

This commit is contained in:
manu 2004-07-25 09:21:48 +00:00
parent a380f938d4
commit 57ae178c88
1 changed files with 10 additions and 2 deletions
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12
sys/arch/powerpc/powerpc/darwin_commpage_machdep.S
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@ -1,4 +1,4 @@
/* $NetBSD: darwin_commpage_machdep.S,v 1.4 2004/07/08 13:24:39 manu Exp $ */
/* $NetBSD: darwin_commpage_machdep.S,v 1.5 2004/07/25 09:21:48 manu Exp $ */
/*
* Copyright (c) 2004 The NetBSD Foundation, Inc.
@ -126,7 +126,15 @@ _C_LABEL(darwin_commpage_gettimeofday_size) = .-_C_LABEL(darwin_commpage_gettime
*/
.globl _C_LABEL(darwin_commpage_bigcopy)
_C_LABEL(darwin_commpage_bigcopy):
.long 0x0
stwu r1,-16(r1)
stw r31,0(r1)
1: lwz r31,0(r12)
stw r31,0(r4)
addi r5,r5,-4
cmplwi r5,0
bgt 1b
lwz r31,0(r1)
blr
.globl _C_LABEL(darwin_commpage_bigcopy_size)
_C_LABEL(darwin_commpage_bigcopy_size) = .-_C_LABEL(darwin_commpage_bigcopy)