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sh: Setup the frame register in asm code

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In order to use DWARF unwinder info the frame register has to contain a
valid value. Whilst GCC takes care of this for C code, we have to do it
ourselves for assembly.

Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Matt Fleming
2009-08-02 22:33:26 +01:00
committed by Paul Mundt
parent bd353861c7
commit 0b930489b8
3 changed files with 14 additions and 0 deletions
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arch/sh/kernel/cpu/sh3/entry.S
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@@ -137,6 +137,7 @@ ENTRY(tlb_protection_violation_store)
mov #1, r5
call_dpf:
setup_frame_reg
mov.l 1f, r0
mov r5, r8
mov.l @r0, r6