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  1. 19 Oct, 2006 9 commits
    • Fix PR tree-optimization/28778 Fix PR tree-optimization/29156 Fix PR tree-optimization/29415 · 21392f19 
      2006-10-19  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/28778
	Fix PR tree-optimization/29156
	Fix PR tree-optimization/29415
	* tree.h (DECL_PTA_ARTIFICIAL): New macro.
	(tree_decl_with_vis): Add artificial_pta_var flag.
	* tree-ssa-alias.c (is_escape_site): Remove alias info argument,
	pushed into callers.
	* tree-ssa-structalias.c (nonlocal_for_type): New variable.
	(nonlocal_all): Ditto.
	(struct variable_info): Add directly_dereferenced member.
	(var_escaped_vars): New variable.
	(escaped_vars_tree): Ditto.
	(escaped_vars_id): Ditto.
	(nonlocal_vars_id): Ditto.
	(new_var_info): Set directly_dereferenced.
	(graph_size): New variable
	(build_constraint_graph): Use graph_size.
	(solve_graph): Don't process constraints that cannot change the
	solution, don't try to propagate an empty solution to our
	successors.
	(process_constraint): Set directly_dereferenced.
	(could_have_pointers): New function.
	(get_constraint_for_component_ref): Don't process STRING_CST.
	(nonlocal_lookup): New function.
	(nonlocal_insert): Ditto.
	(create_nonlocal_var): Ditto.
	(get_nonlocal_id_for_type): Ditto.
	(get_constraint_for): Allow results vector to be empty in the case
	of string constants.
	Handle results of calls properly.
	(update_alias_info): Update alias info stats on number and type of
	calls.
	(find_func_aliases): Use could_have_pointers.
	(make_constraint_from_escaped): Renamed from
	make_constraint_to_anything, and changed to make constraints from
	escape variable.
	(make_constraint_to_escaped): New function.
	(find_global_initializers): Ditto.
	(create_variable_info_for): Make constraint from escaped to any
	global variable, and from any global variable to the set of
	escaped vars.
	(intra_create_variable_infos): Deal with escaped instead of
	pointing to anything.
	(set_uids_in_ptset): Do type pruning on directly dereferenced
	variables.
	(find_what_p_points_to): Adjust call to set_uids_with_ptset.
	(init_base_vars): Fix comment, and initialize escaped_vars.
	(need_to_solve): Removed.
	(find_escape_constraints): New function.
	(expand_nonlocal_solutions): Ditto.
	(compute_points_to_sets): Call find_escape_constraints and
	expand_nonlocal_solutions.
	(delete_points_to_sets): Don't fall off the end of the graph.
	(init_alias_heapvars): Initialize nonlocal_for_type and
	nonlocal_all.
	(delete_alias_heapvars): Free nonlocal_for_type and null out
	nonlocal_all.

From-SVN: r117891
      Daniel Berlin committed
    • re PR libfortran/27895 (problem with RESHAPE and zero-sized arrays) · 3d894fc3 
      	PR libfortran/27895

	* intrinsics/cshift0.c: Special cases for zero-sized arrays.
	* intrinsics/pack_generic.c: Likewise.
	* intrinsics/spread_generic.c: Likewise.

	* gfortran.dg/zero_sized_1.f90: New test.

From-SVN: r117890
      François-Xavier Coudert committed
    • fold-const.c (add_double): Rename to add_double_with_sign. · 6b7283ac 
      	* fold-const.c (add_double): Rename to add_double_with_sign.
	Add 'unsigned_p' parameter and take it into account for the overflow.
	(mul_double): Rename to mul_double_with_sign. 
	Add 'unsigned_p' parameter and take it into account for the overflow.
	(fold_div_compare): Call add_double_with_sign instead of add_double
	and mul_double_with_sign instead of mul_double, passing them the
	unsignedness of the type.
	* tree.h (add_double): Macroize.
	(add_double_with_sign): New prototype.
	(mul_double): Macroize.
	(mul_double_with_sign): New prototype.

From-SVN: r117887
      Eric Botcazou committed
    • invoke.texi (Score Options): New section. · 93ef7c1f 
              * doc/invoke.texi (Score Options): New section.
        * doc/md.texi (Score family): New section to document constraints.
        * config/score/t-score-elf: Fix spelling typo.
        * config/score/score.c: Add TARGET_DEFAULT_TARGET_FLAGS macro.
        * config/score/score.h: Fix spelling typo.
        * config/score/score-mdaux.c: Remove TARGET_NOPINDEX condition.
        * config/score/score.opt: Remove -mnpi -mnuls -mSCORE5/5U -mSCORE7
          options.

From-SVN: r117882
      Chen Liqin committed
    • Fix spelling typo in comment · afc0a4ba 
      From-SVN: r117880
      Nick Clifton committed
    • [multiple changes] · 6b591ec0 
      2006-10-19  Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29216
	PR fortran/29314
	* gfortran.h : Add EXEC_INIT_ASSIGN.
	* dump-parse-tree.c (gfc_show_code_node): The same.
	* trans-openmp.c (gfc_trans_omp_array_reduction): Set new
	argument for gfc_trans_assignment to false.
	* trans-stmt.c (gfc_trans_forall_1): The same.
	* trans-expr.c (gfc_conv_function_call, gfc_trans_assign,
	gfc_trans_arrayfunc_assign, gfc_trans_assignment): The
	same. In the latter function, use the new flag to stop
	the checking of the lhs for deallocation.
	(gfc_trans_init_assign): New function.
	* trans-stmt.h : Add prototype for gfc_trans_init_assign.
	* trans.c (gfc_trans_code): Implement EXEC_INIT_ASSIGN.
	* trans.h : Add new boolean argument to the prototype of
	gfc_trans_assignment.
	* resolve.c (resolve_allocate_exp): Replace EXEC_ASSIGN by
	EXEC_INIT_ASSIGN.
	(resolve_code): EXEC_INIT_ASSIGN does not need resolution.
	(apply_default_init): New function.
	(resolve_symbol): Call it for derived types that become
	defined but which do not already have an initialization
	expression..
	* st.c (gfc_free_statement): Include EXEC_INIT_ASSIGN.

2006-10-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29216
	* gfortran.dg/result_default_init_1.f90: New test.

	PR fortran/29314
	* gfortran.dg/automatic_default_init_1.f90: New test.

	* gfortran.dg/alloc_comp_basics_1.f90: Reduce deallocate count
	from 38 to 33.

From-SVN: r117879
      Paul Thomas committed
    • * doc/install.texi (Prerequisites): Mention automake 1.9.6. · 2d142abd 
      From-SVN: r117878
      Tom Tromey committed
    • * sv.po: Update. · 96a5495d 
      From-SVN: r117875
      Joseph Myers committed
    • Daily bump. · 3a8132dc 
      From-SVN: r117873
      GCC Administrator committed
  3. 18 Oct, 2006 11 commits
  5. 17 Oct, 2006 19 commits
  7. 16 Oct, 2006 1 commit