Provide virtual symbols for ppc64 function descriptors

Provide virtual symbols for ppc64 function descriptors

backends/
2013-11-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Provide virtual symbols for ppc64 function descriptors.
	* Makefile.am (ppc64_SRCS): Add ppc64_get_symbol.c.
	* ppc64_get_symbol.c: New file.
	* ppc64_init.c (ppc64_init): Install init_symbols, get_symbol and
	destr.

libdwfl/
2013-11-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_module_addrsym.c (dwfl_module_addrsym): Adjust FIRST_GLOBAL also
	for EBL_FIRST_GLOBAL.
	* dwfl_module_getdwarf.c (getsym_helper): New function.
	(find_symtab): Call also ebl_init_symbols.
	(dwfl_module_getsymtab): Count also EBL_SYMENTS.
	* dwfl_module_getsym.c (dwfl_module_getsym_elf): Count also
	EBL_FIRST_GLOBAL, EBL_SYMENTS.  Call also ebl_get_symbol.
	* libdwflP.h (DWFL_ERRORS): Add INVALID_INDEX.
	(struct Dwfl_Module): Add fields ebl_syments and ebl_first_global.

libebl/
2013-11-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Provide virtual symbols for ppc64 function descriptors.
	* Makefile.am (gen_SOURCES): Add eblgetsymbol.c.
	* ebl-hooks.h (init_symbols, get_symbol): New.
	* eblgetsymbol.c: New file.
	* libebl.h (ebl_getsym_t): New definition.
	(ebl_init_symbols, ebl_get_symbol): New declarations.
	* libeblP.h (struct ebl): New field backend.

tests/
2013-11-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Provide virtual symbols for ppc64 function descriptors.
	* Makefile.am (EXTRA_DIST): Add testfile66.bz2 and testfile66.core.bz2.
	* dwflsyms.c (list_syms): Remove unused from parameter mod_name.  Print
	error on dwfl_module_getsymtab error.
	* run-addrname-test.sh (testfile66, testfile66.core): New tests.
	* run-dwflsyms.sh (testfile66, testfile66.core, hello_ppc64.ko): New
	tests.
	* testfile66.bz2: New file.
	* testfile66.core.bz2: New file.

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