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  1. 02 Mar, 2008 4 commits
  3. 01 Mar, 2008 13 commits
  5. 29 Feb, 2008 13 commits
  7. 28 Feb, 2008 10 commits
    • re PR fortran/31463 ([patch] inconsistent warnings if function return value is not set) · 766d0c8c 
      gcc/fortran:
2008-02-28  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/31463
        PR fortran/33950
        PR fortran/34296
        * lang.opt: Added -Wreturn-type.
        * options.c (gfc_handle_option): Recognize -Wreturn-type.
        * trans-decl.c (gfc_trans_deferred_vars): Emit warnings for funtions
        where the result value is not set.
        (gfc_generate_function_code): Likewise.
        (generate_local_decl): Emit warnings for funtions whose RESULT
        variable is not set.

gcc/testsuite:
2008-02-28  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/31463
        PR fortran/33950
        PR fortran/34296
        * gfortran.dg/arrayio_11.f90: Fixed test.
        * gfortran.dg/arrayio_12.f90: Likewise.
        * gfortran.dg/module_read_1.f90: Added warning-directives.
        * gfortran.dg/pr32242.f90: Likewise.
        * gfortran.dg/result_in_spec_3.f90: Likewise.
        * gfortran.dg/use_12.f90: Likewise.
        * gfortran.dg/warn_function_without_result.f90 : New test.

From-SVN: r132756
      Daniel Franke committed
    • simplify-rtx.c (simplify_unary_operation_1): Extend the handling of… · 4613543f 
      simplify-rtx.c (simplify_unary_operation_1): Extend the handling of SUBREG_PROMOTED_VAR_P to cope with cases where the...

gcc/
	* simplify-rtx.c (simplify_unary_operation_1): Extend the handling
	of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
	is smaller than the original promoted value.
	(simplify_subreg): If OP is a SUBREG, try to preserve its
	SUBREG_PROMOTED_VAR_P information.

From-SVN: r132755
      Richard Sandiford committed
    • re PR fortran/34868 (ICE with -ff2c for function returning a complex number) · 43e7fd21 
      	PR fortran/34868

	* trans-expr.c (gfc_conv_variable): Don't build indirect
	references when explicit interface is mandated.
	* resolve.c (resolve_formal_arglist): Set attr.always_explicit
	on the result symbol as well as the procedure symbol.

	* gfortran.dg/f2c_9.f90: New test.

From-SVN: r132751
      Francois-Xavier Coudert committed
    • tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack. · cbfb21c1 
      2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>

	* tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
	(VN_INFO_GET): Allocate new objects on the obstack.
	(init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
	for rpo_numbers_temp, for consistency.
	(free_scc_vn): Free the obstack.

From-SVN: r132750
      Steven Bosscher committed
    • invoke.texi: Document -ftree-loop-distribution. · dea61d92 
      	* doc/invoke.texi: Document -ftree-loop-distribution.
	* tree-loop-distribution.c: New.
	* tree-pass.h (pass_loop_distribution): New.
	* graphds.h (struct graph): Add htab_t indices.
	* timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
	* tree-vectorizer.c (rename_variables_in_loop): Extern.
	(slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
	* tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
	* tree-data-ref.c (debug_data_dependence_relations): New.
	(dump_data_dependence_relation): Also print data references.
	(free_data_ref): Extern.
	(same_access_functions): Moved...
	(find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
	(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
	debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
	struct rdg_vertex_info, rdg_vertex_for_stmt): New.
	(create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
	(stmts_from_loop): Skip LABEL_EXPR.
	(hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
	(build_rdg): Initialize rdg->indices htab.
	(free_rdg, stores_from_loop, ref_base_address,
	rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
	have_similar_memory_accesses_1, ref_base_address_1,
	remove_similar_memory_refs): New.
	* tree-data-ref.h: Depend on tree-chrec.h.
	(debug_data_dependence_relations, free_data_ref): Declared.
	(same_access_functions): ... here.
	(ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
	(struct rdg_vertex): Add has_mem_write and has_mem_reads.
	(RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
	RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
	(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
	debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
	rdg_vertex_for_stmt): Declared.
	(struct rdg_edge): Add level.
	(RDGE_LEVEL): New.
	(free_rdg, stores_from_loop, remove_similar_memory_refs,
	rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
	(rdg_has_similar_memory_accesses): New.
	* tree-vect-analyze.c: Remove unused static decls.
	* lambda.h (dependence_level): New.
	* common.opt (ftree-loop-distribution): New.
	* tree-flow.h (mark_virtual_ops_in_bb, 
	slpeel_tree_duplicate_loop_to_edge_cfg,
	rename_variables_in_loop): Declared.
	* Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
	(OBJS-common): Add tree-loop-distribution.o.
	(tree-loop-distribution.o): New rule.
	* tree-cfg.c (mark_virtual_ops_in_bb): New.
	(mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
	* passes.c (init_optimization_passes): Schedule pass_loop_distribution.

	* testsuite/gcc.dg/tree-ssa/ldist-{1..12}.c: New.

From-SVN: r132745
      Sebastian Pop committed
    • re PR target/33963 (Dllimport attribute wrongly accepted on typedefs) · dde75838 
      	PR target/33963
	* tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
	other than structures and unions.

From-SVN: r132744
      Joseph Myers committed
    • revert: tree-flow.h (uid_decl_map_hash, [...]): Move ... · 3b302421 
      2008-02-28  Richard Guenther  <rguenther@suse.de>

        Revert:
        2008-02-26  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
	* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
	(lookup_decl_from_uid): Declare.
	(remove_decl_from_map): Likewise.
	* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
	* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
	(decl_for_uid_map): New global hashtable mapping DECL_UID
	to the decl tree.
	(init_ttree): Allocate it.
	(insert_decl_to_uid_decl_map): New helper function.
	(make_node_stat): Insert new decls into the map.
	(copy_node_stat): Likewise.
	(lookup_decl_from_uid): New function.
	(remove_decl_from_map): Likewise.
	(print_decl_for_uid_map_statistics): New helper.
	(dump_tree_statistics): Call it.

	cp/
	* decl.c (duplicate_decls): Remove decl from global mapping
	before ggc_freeing it.

	* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
	(referenced_var_iterator): Adjust.
	(FOR_EACH_REFERENCED_VAR): Adjust.
	(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
	(num_referenced_vars): Adjust.
	* tree-flow-inline.h (gimple_referenced_vars): Adjust.
	(first_referenced_var): Remove.
	(end_referenced_vars_p): Likewise.
	(next_referenced_var): Likewise.
	(referenced_var_iterator_set): New helper function.
	* tree-dfa.c (referenced_var_lookup): Adjust.
	(referenced_var_check_and_insert): Likewise.
	(remove_referenced_var): Likewise.
	* tree-ssa.c (verify_flow_insensitive_alias_info): Use
	FOR_EACH_REFERENCED_VAR_IN_BITMAP.
	(verify_call_clobbering): Likewise.
	(verify_memory_partitions): Likewise.
	(init_tree_ssa): Allocate bitmap instead of hashtable for
	referenced_vars.
	(delete_tree_ssa): Adjust.
	* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
	FOR_EACH_REFERENCED_VAR_IN_BITMAP.
	(compute_tag_properties): Likewise.
	(set_initial_properties): Likewise.
	(find_partition_for): Likewise.
	(update_reference_counts): Likewise.
	(dump_may_aliases_for): Likewise.
	* tree-ssa-operands.c (add_virtual_operand): Likewise.
	(add_call_clobber_ops): Likewise.
	(add_call_read_ops): Likewise.
	(get_asm_expr_operands): Likewise.
	* tree-into-ssa.c (dump_decl_set): Likewise.
	(update_ssa): Likewise.
	* tree-sra.c (scan_function): Likewise.
	(decide_instantiations): Likewise.
	(scalarize_parms): Likewise.
	* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
	(dsa_named_for): Likewise.
	* tree-ssa-structalias.c (update_alias_info): Likewise.
	(merge_smts_into): Likewise.

From-SVN: r132740
      Richard Guenther committed
    • pr34351.c: Compile for x86 targets only. · f4abe9e0 
      	* gcc.dg/pr34351.c: Compile for x86 targets only.  Use %ebx register.

From-SVN: r132738
      Uros Bizjak committed
    • * HACKING: Correct typo in find command. · 792046b6 
      From-SVN: r132736
      David Daney committed
    • Daily bump. · f34980bf 
      From-SVN: r132734
      GCC Administrator committed