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| author | Matt Fleming <matt@console-pimps.org> | 2009-08-15 00:04:00 +0100 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-08-15 08:07:43 +0900 |
| commit | 180aa6e6aa11922dcd4c13df1967d62bb2ede76c (patch) | |
| tree | e7f4a2c3bd38df81ada3b89fc38fd5b9e17fb707 /arch | |
| parent | 7dd6662a92fe9a15ad565045aa60367995cc533d (diff) | |
| download | op-kernel-dev-180aa6e6aa11922dcd4c13df1967d62bb2ede76c.zip op-kernel-dev-180aa6e6aa11922dcd4c13df1967d62bb2ede76c.tar.gz | |
sh: Set the cfa_offset to 0 if we see a DW_CFA_def_cfa_register op
The way that the CFA is calculated can change as we progress through a
function. If we see a DW_CFA_def_cfa_register op we need to reset the
frame's cfa_offset value which may have been previously setup.
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sh/kernel/dwarf.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c index db02136..c6c5764 100644 --- a/arch/sh/kernel/dwarf.c +++ b/arch/sh/kernel/dwarf.c @@ -449,6 +449,7 @@ static int dwarf_cfa_execute_insns(unsigned char *insn_start, count = dwarf_read_uleb128(current_insn, &frame->cfa_register); current_insn += count; + frame->cfa_offset = 0; frame->flags |= DWARF_FRAME_CFA_REG_OFFSET; break; case DW_CFA_def_cfa_offset: |
