* coretypes.h (tls_model): Add TLS_MODEL_NONE as 0.
	* tree.h (struct tree_decl): New field `tls_model'.
	(DECL_TLS_MODEL): New.
	(DECL_THREAD_LOCAL_P): Rename from DECL_THREAD_LOCAL, make it
	a predicate.
	* rtl.h (decl_default_tls_model): Add prototype for it.
	* varasm.c (decl_tls_model): Rewritten and renamed to ...
	(decl_default_tls_model): ... this.
	(default_encode_section_info): Use DECL_TLS_MODEL instead of
	decl_tls_model.
	(assemble_variable): Replace DECL_THREAD_LOCAL with
	DECL_THREAD_LOCAL_P.
	(default_section_type_flags_1): Likewise.
	(categorize_decl_for_section): Likewise.
	* tree.c (staticp): Likewise.
	(recompute_tree_invarant_for_addr_expr): Likewise.
	* drawf2out (loc_descriptor_from_tree_1): Likewise.
	* c-decl.c (diagnose_mismatched_decls): Likewise.
	with DECL_THREAD_LOCAL_P.
	(start_decl): Likewise.
	* print-tree.c (print_node): Likewise.  Print the TLS model.
	(grokdeclarator): Set the default DECL_TLS_MODEL here.
	* c-common.c (handle_tls_model_attribute): Rewrite to set the
	TLS model up based on the attribute.  Never add the attribute
	to the decl's attributes list.
	* config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Replace
	DECL_THREAD_LOCAL with DECL_THREAD_LOCAL_P.

cp/
	* decl.c (start_decl): Replace DECL_THREAD_LOCAL with
	DECL_THREAD_LOCAL_P.
	(cp_finish_decl): Likewise.
	(grokvardecl): Set the default DECL_TLS_MODEL here.

From-SVN: r101465