blackfin,kgdb: Do not put PC in gdb_regs into retx.
Sonic Zhang authored

In blackfin, kgdb is running in delayed exception IRQ5 other than in
exception IRQ3 directly.  Register reti other than retx in pt_regs is
the kgdb return address. So, don't put PC in gdb_regs into retx.

CC: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: default avatarSonic Zhang <sonic.adi@gmail.com>
Signed-off-by: default avatarJason Wessel <jason.wessel@windriver.com>
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