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From Arne Juul <arnej@math.ntnu.no>: 

Explicilty reload the mips-ABIcall GOT/$gp  in cerror().
  cerror() gets called from outside libc (e.g., from libposix's rename(),
  and if we don't load $t9, cerror() makes wild references using
  the libposix $gp and coredumps.
This commit is contained in:
jonathan 1998-07-25 03:01:45 +00:00
parent 67ec8587a0
commit 7e49f8ba22
1 changed files with 5 additions and 2 deletions
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7
lib/libc/arch/mips/sys/cerror.S
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@ -1,4 +1,4 @@
/* $NetBSD: cerror.S,v 1.5 1996/09/17 01:32:41 jonathan Exp $ */
/* $NetBSD: cerror.S,v 1.6 1998/07/25 03:01:45 jonathan Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -40,7 +40,7 @@
#if defined(LIBC_SCCS) && !defined(lint)
ASMSTR("from: @(#)cerror.s 8.1 (Berkeley) 6/16/93")
ASMSTR("$NetBSD: cerror.S,v 1.5 1996/09/17 01:32:41 jonathan Exp $")
ASMSTR("$NetBSD: cerror.S,v 1.6 1998/07/25 03:01:45 jonathan Exp $")
#endif /* LIBC_SCCS and not lint */
#ifdef ABICALLS
@ -50,6 +50,9 @@
.globl _C_LABEL(errno)
LEAF(cerror)
.set noreorder
#ifdef ABICALLS
.cpload t9
#endif
sw v0, _C_LABEL(errno)
li v0, -1
j ra