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Garbage-collect extra copypage()

This commit is contained in:
thorpej 1997-02-02 08:17:46 +00:00
parent 65494a33cb
commit 2282bab9ea
1 changed files with 1 additions and 33 deletions
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34
sys/arch/mac68k/mac68k/locore.s
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@ -1,4 +1,4 @@
/* $NetBSD: locore.s,v 1.73 1997/01/09 07:28:12 scottr Exp $ */
/* $NetBSD: locore.s,v 1.74 1997/02/02 08:17:46 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@ -1122,38 +1122,6 @@ _esigcode:
#include <m68k/asm.h>
/*
* copypage(fromaddr, toaddr)
*
* Optimized version of bcopy for a single page-aligned NBPG byte copy.
*/
ENTRY(copypage)
movl sp@(4),a0 | source address
movl sp@(8),a1 | destination address
movl #NBPG/32,d0 | number of 32 byte chunks
#if defined(M68040)
cmpl #MMU_68040,_mmutype | 68040?
jne Lmlloop | no, use movl
Lm16loop:
.long 0xf6209000 | move16 a0@+,a1@+
.long 0xf6209000 | move16 a0@+,a1@+
subql #1,d0
jne Lm16loop
rts
#endif
Lmlloop:
movl a0@+,a1@+
movl a0@+,a1@+
movl a0@+,a1@+
movl a0@+,a1@+
movl a0@+,a1@+
movl a0@+,a1@+
movl a0@+,a1@+
movl a0@+,a1@+
subql #1,d0
jne Lmlloop
rts
/*
* non-local gotos
*/