unwinder: ppc and ppc64

unwinder: ppc and ppc64

backends/
2013-11-10  Jan Kratochvil  <jan.kratochvil@redhat.com>

	unwinder: ppc and ppc64
	* Makefile.am (ppc_SRCS, ppc64_SRCS): Add ppc_initreg.c.
	* ppc64_init.c (ppc64_init): Initialize also frame_nregs,
	set_initial_registers_tid and dwarf_to_regno.
	* ppc_corenote.c (PRSTATUS_REGSET_ITEMS) <nip>: Set PC_REGISTER.
	* ppc_init.c (ppc64_init): Initialize also frame_nregs,
	set_initial_registers_tid and dwarf_to_regno.
	* ppc_initreg.c: New file.

libdwfl/
2013-11-10  Jan Kratochvil  <jan.kratochvil@redhat.com>

	unwinder: ppc and ppc64
	* frame_unwind.c (__libdwfl_frame_reg_get, __libdwfl_frame_reg_set):
	Call ebl_dwarf_to_regno.
	* linux-core-attach.c (core_set_initial_registers): Implement
	pc_register support.
	* linux-pid-attach.c (pid_thread_state_registers_cb): Implement
	FIRSTREG -1.

libebl/
2013-11-10  Jan Kratochvil  <jan.kratochvil@redhat.com>

	unwinder: ppc and ppc64
	* Makefile.am (gen_SOURCES): Add ebldwarftoregno.c.
	* ebl-hooks.h (dwarf_to_regno): New.
	* ebldwarftoregno.c: New file.
	* libebl.h (Ebl_Core_Item): New field pc_register.
	(ebl_tid_registers_t): Add FIRSTREG -1 to the comment.
	(ebl_dwarf_to_regno): New.

tests/
2013-11-10  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* Makefile.am (TESTS): Add run-backtrace-core-ppc64.sh and
	run-backtrace-core-ppc.sh.
	(EXTRA_DIST): Add backtrace.ppc.core.bz2,
	backtrace.ppc.exec.bz2, backtrace.ppc64.core.bz2,
	backtrace.ppc64.exec.bz2, run-backtrace-core-ppc64.sh and
	run-backtrace-core-ppc.sh.
	* backtrace.ppc.core.bz2: New file.
	* backtrace.ppc.exec.bz2: New file.
	* backtrace.ppc64.core.bz2: New file.
	* backtrace.ppc64.exec.bz2: New file.
	* run-backtrace-core-ppc.sh: New file.
	* run-backtrace-core-ppc64.sh: New file.

Signed-off-by: Jan Kratochvil <jan.kratochvil@redhat.com>