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[src/trunk]: src/sys/arch/mips/mips Save t0-t2 on MIPS1 syscalls.



details:   https://anonhg.NetBSD.org/src/rev/3c6dfab9131f
branches:  trunk
changeset: 759038:3c6dfab9131f
user:      matt <matt%NetBSD.org@localhost>
date:      Thu Nov 25 17:53:24 2010 +0000

description:
Save t0-t2 on MIPS1 syscalls.

diffstat:

 sys/arch/mips/mips/locore_mips1.S |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (22 lines):

diff -r 603f372bdce7 -r 3c6dfab9131f sys/arch/mips/mips/locore_mips1.S
--- a/sys/arch/mips/mips/locore_mips1.S Thu Nov 25 16:32:39 2010 +0000
+++ b/sys/arch/mips/mips/locore_mips1.S Thu Nov 25 17:53:24 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: locore_mips1.S,v 1.69 2010/11/10 01:49:00 dholland Exp $       */
+/*     $NetBSD: locore_mips1.S,v 1.70 2010/11/25 17:53:24 matt Exp $   */
 
 /*
  * Copyright (c) 1992, 1993
@@ -418,9 +418,9 @@
        sw      a3, FRAME_A3(k1)
        lw      a0, CPUVAR(CURLWP)              # 1st arg is curlwp
        mfhi    v1
-       #sw     t0, FRAME_T0(k1)                # no need to save temp regs
-       #sw     t1, FRAME_T1(k1)
-       #sw     t2, FRAME_T2(k1)
+       sw      t0, FRAME_T0(k1)                # save temp regs t0-t2
+       sw      t1, FRAME_T1(k1)
+       sw      t2, FRAME_T2(k1)
        #sw     t3, FRAME_T3(k1)
        mfc0    a1, MIPS_COP_0_STATUS           # 2nd arg is STATUS
        #sw     t4, FRAME_T4(k1)



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