diff options
| author | Niklas Hallqvist <niklas@cvs.openbsd.org> | 1999-01-20 12:04:02 +0000 |
|---|---|---|
| committer | Niklas Hallqvist <niklas@cvs.openbsd.org> | 1999-01-20 12:04:02 +0000 |
| commit | 9a14c31cc03efaeabebe877e43fee80b3f7dc32b (patch) | |
| tree | 2b3c0aa24cb7478b648c8f972ae3f49a69cbf4d5 /sys/arch | |
| parent | 3e157389bddfc8add3628918136862ef4a990d64 (diff) | |
Remove stack reset that was incompatible with kthread rfork use
Diffstat (limited to 'sys/arch')
| -rw-r--r-- | sys/arch/amiga/amiga/locore.s | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/sys/arch/amiga/amiga/locore.s b/sys/arch/amiga/amiga/locore.s index b05acb83253..4e9b77ed7f4 100644 --- a/sys/arch/amiga/amiga/locore.s +++ b/sys/arch/amiga/amiga/locore.s @@ -1,4 +1,4 @@ -/* $OpenBSD: locore.s,v 1.24 1997/09/19 17:16:12 niklas Exp $ */ +/* $OpenBSD: locore.s,v 1.25 1999/01/20 12:04:01 niklas Exp $ */ /* $NetBSD: locore.s,v 1.89 1997/07/17 16:22:54 is Exp $ */ /* @@ -1081,20 +1081,16 @@ Lnoflush: /* * proc_trampoline call function in register a2 with a3 as an arg - * and then rei. Note we restore the stack before calling thus giving - * "a2" more stack (e.g. if curproc had a deeply nested call chain...) - * cpu_fork() also depends on struct frame being a second arg to the - * function in a2. + * and then rei. */ .globl _proc_trampoline _proc_trampoline: - movl a3@(P_MD_REGS),sp | frame pointer of process in sp movl a3,sp@- | push function arg (curproc) jbsr a2@ | call function addql #4,sp | pop arg movl sp@(FR_SP),a0 | usp to a0 movl a0,usp | setup user stack pointer - moveml sp@+,#0x7FFF | restore all but sp + moveml sp@+,d0-d7/a0-a6 | restore all but sp addql #8,sp | pop sp and stack adjust jra rei | all done |