From: David Holsgrove Date: Thu, 7 Nov 2013 16:58:48 +1000 Subject: microblaze: Handle framless functions in determining prev reg Add check for cache->frameless_p in microblaze_frame_prev_register to handle frameless functions, and correct the behaviour of using 'next' to step through debugging Signed-off-by: David Holsgrove Signed-off-by: Nagaraju Mekala Upstream-Status: Pending --- gdb/microblaze-tdep.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/gdb/microblaze-tdep.c b/gdb/microblaze-tdep.c index f4b48a6..a85adea6 100644 --- a/gdb/microblaze-tdep.c +++ b/gdb/microblaze-tdep.c @@ -577,6 +577,16 @@ microblaze_frame_prev_register (struct frame_info *this_frame, return frame_unwind_got_constant (this_frame, regnum, cache->register_offsets[MICROBLAZE_SP_REGNUM]); + if (cache->frameless_p) + { + if (regnum == MICROBLAZE_PC_REGNUM) + regnum = 15; + if (regnum == MICROBLAZE_SP_REGNUM) + regnum = 1; + return trad_frame_get_prev_register (this_frame, + cache->saved_regs, regnum); + } + if (regnum == MICROBLAZE_PC_REGNUM) { regnum = 15; -- 1.7.9.5