projects
/
profile
/
common
/
kernel-common.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
1426982
)
sh: Setup frame pointer in handle_exception path
author
Matt Fleming
<matt@console-pimps.org>
Wed, 27 Jan 2010 20:44:59 +0000
(20:44 +0000)
committer
Paul Mundt
<lethal@linux-sh.org>
Mon, 8 Feb 2010 01:46:53 +0000
(10:46 +0900)
In order to allow the DWARF unwinder to unwind through exceptions we
need to setup the frame pointer register (r14).
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
arch/sh/kernel/cpu/sh3/entry.S
patch
|
blob
|
history
diff --git
a/arch/sh/kernel/cpu/sh3/entry.S
b/arch/sh/kernel/cpu/sh3/entry.S
index
3f7e2a2
..
29021bc
100644
(file)
--- a/
arch/sh/kernel/cpu/sh3/entry.S
+++ b/
arch/sh/kernel/cpu/sh3/entry.S
@@
-365,6
+365,8
@@
handle_exception:
mov.l @k2, k2 ! read out vector and keep in k2
handle_exception_special:
+ setup_frame_reg
+
! Setup return address and jump to exception handler
mov.l 7f, r9 ! fetch return address
stc r2_bank, r0 ! k2 (vector)