* gdbarch.sh (sofun_address_maybe_missing): New gdbarch variable.

	* gdbarch.sh (sofun_address_maybe_missing): New gdbarch variable.
	* gdbarch.c, gdbarch.h: Regenerate.
	* dbxread.c (find_stab_function_addr): Define unconditionally.
	(read_dbx_symtab): Use gdbarch_sofun_address_maybe_missing
	instead of SOFUN_ADDRESS_MAYBE_MISSING.
	(end_psymtab): Likewise.
	(process_one_symbol): Likewise.
	* mdebugread.c (parse_partial_symbols): Likewise.

	* symtab.h (struct minimal_symbol): Always define "filename" member.
	* elfread.c (elf_symtab_read): Use msym->filename unconditionally.
	* minsyms.c (lookup_minimal_symbol): Likewise.
	* symmisc.c (dump_msymbols): Likewise.

	* config/i386/i386sol2.mt (DEPRECATED_TM_FILE): Remove.
	* config/i386/linux.mt (DEPRECATED_TM_FILE): Remove.
	* config/i386/tm-i386sol2.h: Remove file.
	* config/i386/tm-linux.h: Remove file.
	* i386-linux-tdep.c (i386_linux_init_abi): Add call to
	set_gdbarch_sofun_address_maybe_missing.
	* i386-sol2-tdep.c (i386_sol2_init_abi): Likewise.

	* config/powerpc/linux.mt (DEPRECATED_TM_FILE): Remove.
	* config/powerpc/nbsd.mt (DEPRECATED_TM_FILE): Remove.
	* config/powerpc/obsd.mt (DEPRECATED_TM_FILE): Remove.
	* config/powerpc/ppc-eabi.mt (DEPRECATED_TM_FILE): Remove.
	* config/powerpc/ppc-sim.mt (DEPRECATED_TM_FILE): Remove.
	* config/powerpc/tm-ppc-eabi.h: Remove file.
	* rs6000-tdep.c (rs6000_gdbarch_init): Add call to
	set_gdbarch_sofun_address_maybe_missing.

	* config/sparc/sol2-64.mt (DEPRECATED_TM_FILE): Remove.
	* config/sparc/sol2.mt (DEPRECATED_TM_FILE): Remove.
	* config/sparc/tm-sol2.h: Remove file.
	* sparc64-sol2-tdep.c (sparc64_sol2_init_abi): Add call to
	set_gdbarch_sofun_address_maybe_missing.
	* sparc-sol2-tdep.c (sparc32_sol2_init_abi): Likewise.

doc/ChangeLog:

	* gdbarch.texi (Target Conditionals): Remove documentation of
	SOFUN_ADDRESS_MAYBE_MISSING, replaced by ...
	(Compiler Characteristics): ... documentation of
	set_gdbarch_sofun_address_maybe_missing.