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remove redundant NOP_L. we do not use the register immediately after

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load, so it's not needed.
This commit is contained in:
maya 2016-11-11 16:45:14 +00:00
parent 5997445727
commit 8eed97ac9a
1 changed files with 2 additions and 3 deletions
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5
sys/arch/mips/mips/spl.S
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@ -1,4 +1,4 @@
/* $NetBSD: spl.S,v 1.12 2016/08/13 08:08:11 skrll Exp $ */
/* $NetBSD: spl.S,v 1.13 2016/11/11 16:45:14 maya Exp $ */
/*-
* Copyright (c) 2009, 2010 The NetBSD Foundation, Inc.
@ -38,7 +38,7 @@
#include <mips/asm.h>
#include <mips/cpuregs.h>
RCSID("$NetBSD: spl.S,v 1.12 2016/08/13 08:08:11 skrll Exp $")
RCSID("$NetBSD: spl.S,v 1.13 2016/11/11 16:45:14 maya Exp $")
#include "assym.h"
@ -133,7 +133,6 @@ STATIC_XLEAF(_splsw_splx_noprof) # does not get mcount hooks
INT_L a1, (v1) # load SR bits for this IPL
1:
mfc0 v1, MIPS_COP_0_STATUS # fetch status register
NOP_L # load delay
xor a1, MIPS_INT_MASK # invert SR bits
or v1, a1 # set any bits for this IPL
DYNAMIC_STATUS_MASK(v1,t0) # machine dependent masking