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[src/trunk]: src/lib/libc/arch/arm/gen Fixup the stack pointer in the ucontex...
details: https://anonhg.NetBSD.org/src/rev/d594b45d12f0
branches: trunk
changeset: 781745:d594b45d12f0
user: skrll <skrll%NetBSD.org@localhost>
date: Thu Sep 27 09:53:53 2012 +0000
description:
Fixup the stack pointer in the ucontext returned by getcontext.
This fixes the following tests
lib/libc/sys/t_swapcontext.c
lib/libpthread/t_swapcontext.c
diffstat:
lib/libc/arch/arm/gen/swapcontext.S | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diffs (26 lines):
diff -r 799621887840 -r d594b45d12f0 lib/libc/arch/arm/gen/swapcontext.S
--- a/lib/libc/arch/arm/gen/swapcontext.S Thu Sep 27 08:19:18 2012 +0000
+++ b/lib/libc/arch/arm/gen/swapcontext.S Thu Sep 27 09:53:53 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: swapcontext.S,v 1.6 2012/08/05 05:10:38 skrll Exp $ */
+/* $NetBSD: swapcontext.S,v 1.7 2012/09/27 09:53:53 skrll Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
#include "SYS.h"
#if defined(LIBC_SCCS) && !defined(lint)
- RCSID("$NetBSD: swapcontext.S,v 1.6 2012/08/05 05:10:38 skrll Exp $")
+ RCSID("$NetBSD: swapcontext.S,v 1.7 2012/09/27 09:53:53 skrll Exp $")
#endif /* LIBC_SCCS && !lint */
ENTRY(swapcontext)
@@ -43,6 +43,7 @@
add sp, #4
ldmfd sp!, {r0-r1, lr}
RETc(ne)
+ str sp, [r0, #(36 + 13*4)] /* Adjust saved SP. */
str lr, [r0, #(36 + 15*4)] /* Adjust saved PC. */
#ifdef SOFTFLOAT
/* Ahem. */
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