diff options
Diffstat (limited to 'usr.sbin')
| -rw-r--r-- | usr.sbin/afs/src/lwp/process.m88k.S | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/usr.sbin/afs/src/lwp/process.m88k.S b/usr.sbin/afs/src/lwp/process.m88k.S index f7ccb8ba4de..e3da01e6e8a 100644 --- a/usr.sbin/afs/src/lwp/process.m88k.S +++ b/usr.sbin/afs/src/lwp/process.m88k.S @@ -1,4 +1,4 @@ -/* $OpenBSD: process.m88k.S,v 1.2 2004/03/02 23:36:45 miod Exp $ */ +/* $OpenBSD: process.m88k.S,v 1.3 2004/03/08 20:52:03 miod Exp $ */ /* * Copyright (c) 2004, Miodrag Vallat. @@ -37,7 +37,7 @@ ENTRY(savecontext) /* save all registers but r0, r2, r3 and r31 on stack - we could skip r4 but saving it allows us to use it as a temporary below. */ - sub r31, r31, 4 * 30 + subu r31, r31, 4 * 30 st.d r4, r31, 4 * 0 st.d r6, r31, 4 * 2 st.d r8, r31, 4 * 4 @@ -59,12 +59,10 @@ ENTRY(savecontext) /* set preemption lock */ or.u r4, r0, hi16(_C_LABEL(PRE_Block)) - or r4, r4, lo16(_C_LABEL(PRE_Block)) - add r1, r0, 1 /* use ext or mak */ - st.b r1, r4, 0 + set r1, r0, 1<0> + st.b r1, r4, lo16(_C_LABEL(PRE_Block)) ld.d r4, r31, 4 * 0 - /* save stack pointer, and fetch the new one if non NULL */ bcnd.n eq0, r4, 1f st r31, r3, 0 @@ -73,12 +71,12 @@ ENTRY(savecontext) /* invoke function */ jsr.n r2 - sub r31, r31, 32 + subu r31, r31, 32 - /* should not return. Arla invokes abort() if this happens */ + /* should not return, invoke abort() if this happens */ bsr _C_LABEL(abort) /* NOTREACHED */ - add r31, r31, 32 + addu r31, r31, 32 /* * returnto(struct savearea *a2) @@ -106,10 +104,9 @@ ENTRY(returnto) ld.d r28, r31, 4 * 24 ld r30, r31, 4 * 26 ld r1, r31, 4 * 27 - add r31, r31, 4 * 30 + addu r31, r31, 4 * 30 /* clear preemption lock and return */ or.u r2, r0, hi16(_C_LABEL(PRE_Block)) - or r2, r2, lo16(_C_LABEL(PRE_Block)) jmp.n r1 - st.b r0, r2, 0 + st.b r0, r2, lo16(_C_LABEL(PRE_Block)) |