2006-03-01 Roger Sayle * dependency.c (gfc_is_same_range): Compare the stride, lower and upper bounds when testing array reference ranges for equality. (gfc_check_dependency): Fix indentation whitespace. (gfc_check_element_vs_element): Likewise. (gfc_dep_resolver): Likewise. 2006-02-28 Thomas Koenig * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): If the mask expression exists and has rank 0, enclose the generated loop in an "if (mask)". Put the default initialization into the else branch. 2006-02-25 Thomas Koenig PR fortran/23092 * trans-intrinsic.c (gfc_conv_intrinsic_arith): If the mask expression exists and has rank 0, enclose the generated loop in an "if (mask)". * (gfc_conv_intrinsic_minmaxloc): Likewise. 2006-02-24 Paul Thomas PR fortran/26409 * resolve.c (resolve_contained_functions, resolve_types, gfc_resolve): Revert patch of 2006-02-19. 2006-02-24 Paul Thomas PR fortran/24519 * dependency.c (gfc_is_same_range): Correct typo. (gfc_check_section_vs_section): Call gfc_is_same_range. PR fortran/25395 * trans-common.c (add_equivalences): Add a new flag that is set when an equivalence is seen that prevents more from being reset until the start of a new traversal of the list, thus ensuring completion of all the equivalences. 2006-02-23 Erik Edelmann * module.c (read_module): Remove redundant code lines. 2006-02-20 Rafael Ávila de Espíndola * Make-lang.in (FORTRAN): Remove (.PHONY): Remove F95 and f95. Add fortran 2006-02-20 Roger Sayle * trans-stmt.c (gfc_trans_where_2): Avoid updating unused current execution mask for empty WHERE/ELSEWHERE clauses. Don't allocate temporary mask arrays if they won't be used. 2006-02-20 Roger Sayle * trans-stmt.c (gfc_trans_where_assign): Remove code to handle traversing a linked list of MASKs. The MASK is now always a single element requiring no ANDing during the assignment. 2006-02-19 Thomas Koenig * gfortran.texi: Document environment variables which influence runtime behavior. 2006-02-19 H.J. Lu * resolve.c (resolve_contained_functions): Call resolve_entries first. (resolve_types): Remove calls to resolve_entries and resolve_contained_functions. (gfc_resolve): Call resolve_contained_functions. 2006-02-19 Erik Edelmann PR fortran/26201 * intrinsic.c (gfc_convert_type_warn): Call gfc_intrinsic_symbol() on the newly created symbol. 2005-02-19 Paul Thomas PR fortran/25054 * resolve.c (is_non_constant_shape_array): New function. (resolve_fl_variable): Remove code for the new function and call it. (resolve_fl_namelist): New function. Add test for namelist array with non-constant shape, using is_non_constant_shape_array. (resolve_symbol): Remove code for resolve_fl_namelist and call it. PR fortran/25089 * match.c (match_namelist): Increment the refs field of an accepted namelist object symbol. * resolve.c (resolve_fl_namelist): Test namelist objects for a conflict with contained or module procedures. 2006-02-18 Roger Sayle * trans-stmt.c (struct temporary_list): Delete. (gfc_trans_where_2): Major reorganization. Remove no longer needed TEMP argument. Allocate and deallocate the control mask and pending control mask locally. (gfc_trans_forall_1): Delete TEMP local variable, and update call to gfc_trans_where_2. No need to deallocate arrays after. (gfc_evaluate_where_mask): Major reorganization. Change return type to void. Pass in parent execution mask, MASK, and two already allocated mask arrays CMASK and PMASK. On return CMASK := MASK & COND, PMASK := MASK & !COND. MASK, CMASK and CMASK may all be NULL, or refer to the same temporary arrays. (gfc_trans_where): Update call to gfc_trans_where_2. We no longer need a TEMP variable or to deallocate temporary arrays allocated by gfc_trans_where_2. 2006-02-18 Danny Smith * gfortran.h (gfc_add_attribute): Change uint to unsigned int. * symbol.c (gfc_add_attribute): Likewise for definition. * resolve.c (resolve_global_procedure): Likewise for variable 'type'. 2006-02-17 Richard Sandiford * trans-common.c: Include rtl.h earlier. * trans-decl.c: Likewise. 2006-02-16 Jakub Jelinek PR fortran/26224 * parse.c (parse_omp_do, parse_omp_structured_block): Call gfc_commit_symbols and gfc_warning_check. * openmp.c (resolve_omp_clauses): Add a dummy case label to workaround PR middle-end/26316. 2005-02-16 Paul Thomas PR fortran/24557 * trans-expr.c (gfc_add_interface_mapping): Use the actual argument for character(*) arrays, rather than casting to the type and kind parameters of the formal argument. 2006-02-15 Toon Moene PR fortran/26054 * options.c: Do not warn for Fortran 2003 features by default. 2006-02-15 Tobias Schlüter * check.c: Update copyright years. * check.c (gfc_check_minloc_maxloc, check_reduction): Don't call dim_range_check on not-present optional dim argument. 2006-02-15 Jakub Jelinek PR libgomp/25938 PR libgomp/25984 * Make-lang.in (install-finclude-dir): New goal. (fortran.install-common): Depend on install-finclude-dir. * lang-specs.h: If not -nostdinc, add -I finclude. 2006-02-14 Thomas Koenig PR fortran/25045 * check.c (dim_check): Perform all checks if dim is optional. (gfc_check_minloc_maxloc): Use dim_check and dim_rank_check to check dim argument. (check_reduction): Likewise. 2006-02-14 Tobias Schlüter PR fortran/26277 * io.c (match_ltag): Mark label as referenced. 2006-02-14 Jakub Jelinek Richard Henderson Diego Novillo * invoke.texi: Document -fopenmp. * gfortran.texi (Extensions): Document OpenMP. Backport from gomp-20050608-branch * trans-openmp.c: Call build_omp_clause instead of make_node when creating OMP_CLAUSE_* trees. (gfc_trans_omp_reduction_list): Remove argument 'code'. Adjust all callers. * trans.h (build4_v): Define. * trans-openmp.c: Call build4_v to create OMP_PARALLEL nodes. Call build3_v to create OMP_SECTIONS nodes. PR fortran/25162 * openmp.c (gfc_match_omp_variable_list): Call gfc_set_sym_referenced on all symbols added to the variable list. * openmp.c (gfc_match_omp_clauses): Fix check for non-INTRINSIC procedure symbol in REDUCTION. * trans-openmp.c (gfc_trans_omp_array_reduction): Use gfc_add for MINUS_EXPR OMP_CLAUSE_REDUCTION_CODE. * trans-openmp.c (gfc_trans_omp_do): Add PBLOCK argument. If PBLOCK is non-NULL, evaluate INIT/COND/INCR and chunk size expressions in that statement block. (gfc_trans_omp_parallel_do): Pass non-NULL PBLOCK to gfc_trans_omp_do for non-ordered non-static combined loops. (gfc_trans_omp_directive): Pass NULL PBLOCK to gfc_trans_omp_do. * openmp.c: Include target.h and toplev.h. (gfc_match_omp_threadprivate): Emit diagnostic if target does not support TLS. * Make-lang.in (fortran/openmp.o): Add dependencies on target.h and toplev.h. * trans-decl.c (gfc_get_fake_result_decl): Set GFC_DECL_RESULT. * trans-openmp.c (gfc_omp_privatize_by_reference): Make DECL_ARTIFICIAL vars predetermined shared except GFC_DECL_RESULT. (gfc_omp_disregard_value_expr): Handle GFC_DECL_RESULT. (gfc_trans_omp_variable): New function. (gfc_trans_omp_variable_list, gfc_trans_omp_reduction_list): Use it. * trans.h (GFC_DECL_RESULT): Define. * trans-openmp.c (gfc_omp_firstprivatize_type_sizes): New function. * f95-lang.c (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define. * trans.h (gfc_omp_firstprivatize_type_sizes): New prototype. * trans-openmp.c (gfc_omp_privatize_by_reference): Return true if a pointer has GFC_DECL_SAVED_DESCRIPTOR set. (gfc_trans_omp_array_reduction, gfc_trans_omp_reduction_list): New functions. (gfc_trans_omp_clauses): Add WHERE argument. Call gfc_trans_omp_reduction_list rather than gfc_trans_omp_variable_list for reductions. (gfc_trans_omp_do, gfc_trans_omp_parallel, gfc_trans_omp_parallel_do, gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare, gfc_trans_omp_sections, gfc_trans_omp_single): Adjust gfc_trans_omp_clauses callers. * openmp.c (omp_current_do_code): New var. (gfc_resolve_omp_do_blocks): New function. (gfc_resolve_omp_parallel_blocks): Call it. (gfc_resolve_do_iterator): Add CODE argument. Don't propagate predetermination if argument is !$omp do or !$omp parallel do iteration variable. * resolve.c (resolve_code): Call gfc_resolve_omp_do_blocks for EXEC_OMP_DO. Adjust gfc_resolve_do_iterator caller. * fortran.h (gfc_resolve_omp_do_blocks): New prototype. (gfc_resolve_do_iterator): Add CODE argument. * trans.h (gfc_omp_predetermined_sharing, gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause): New prototypes. (GFC_DECL_COMMON_OR_EQUIV, GFC_DECL_CRAY_POINTEE): Define. * trans-openmp.c (gfc_omp_predetermined_sharing, gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause): New functions. * trans-common.c (build_equiv_decl, build_common_decl, create_common): Set GFC_DECL_COMMON_OR_EQUIV flag on the decls. * trans-decl.c (gfc_finish_cray_pointee): Set GFC_DECL_CRAY_POINTEE on the decl. * f95-lang.c (LANG_HOOKS_OMP_PREDETERMINED_SHARING, LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR, LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE): Define. * openmp.c (resolve_omp_clauses): Remove extraneous comma. * symbol.c (check_conflict): Add conflict between cray_pointee and threadprivate. * openmp.c (gfc_match_omp_threadprivate): Fail if gfc_add_threadprivate returned FAILURE. (resolve_omp_clauses): Diagnose Cray pointees in SHARED, {,FIRST,LAST}PRIVATE and REDUCTION clauses and Cray pointers in {FIRST,LAST}PRIVATE and REDUCTION clauses. * resolve.c (omp_workshare_flag): New variable. (resolve_function): Diagnose use of non-ELEMENTAL user defined function in WORKSHARE construct. (resolve_code): Cleanup forall_save use. Make sure omp_workshare_flag is set to correct value in different contexts. * openmp.c (resolve_omp_clauses): Replace %s with '%s' when printing variable name. (resolve_omp_atomic): Likewise. PR fortran/24493 * scanner.c (skip_free_comments): Set at_bol at the beginning of the loop, not before it. (skip_fixed_comments): Handle ! comments in the middle of line here as well. (gfc_skip_comments): Use skip_fixed_comments for FIXED_FORM even if not at BOL. (gfc_next_char_literal): Fix expected canonicalized *$omp string. * trans-openmp.c (gfc_trans_omp_do): Use make_node and explicit initialization to build OMP_FOR instead of build. * trans-decl.c (gfc_gimplify_function): Invoke diagnose_omp_structured_block_errors. * trans-openmp.c (gfc_trans_omp_master): Use OMP_MASTER. (gfc_trans_omp_ordered): Use OMP_ORDERED. * gfortran.h (gfc_resolve_do_iterator, gfc_resolve_blocks, gfc_resolve_omp_parallel_blocks): New prototypes. * resolve.c (resolve_blocks): Renamed to... (gfc_resolve_blocks): ... this. Remove static. (gfc_resolve_forall): Adjust caller. (resolve_code): Only call gfc_resolve_blocks if code->block != 0 and not for EXEC_OMP_PARALLEL* directives. Call gfc_resolve_omp_parallel_blocks for EXEC_OMP_PARALLEL* directives. Call gfc_resolve_do_iterator if resolved successfully EXEC_DO iterator. * openmp.c: Include pointer-set.h. (omp_current_ctx): New variable. (gfc_resolve_omp_parallel_blocks, gfc_resolve_do_iterator): New functions. * Make-lang.in (fortran/openmp.o): Depend on pointer-set.h. * openmp.c (gfc_match_omp_clauses): For max/min/iand/ior/ieor, look up symbol if it exists, use its name instead and, if it is not INTRINSIC, issue diagnostics. * parse.c (parse_omp_do): Handle implied end do properly. (parse_executable): If parse_omp_do returned ST_IMPLIED_ENDDO, return it instead of continuing. * trans-openmp.c (gfc_trans_omp_critical): Update for changed operand numbering. (gfc_trans_omp_do, gfc_trans_omp_parallel, gfc_trans_omp_parallel_do, gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare, gfc_trans_omp_sections, gfc_trans_omp_single): Likewise. * trans.h (gfc_omp_privatize_by_reference): New prototype. * f95-lang.c (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Redefine to gfc_omp_privatize_by_reference. * trans-openmp.c (gfc_omp_privatize_by_reference): New function. * trans-stmt.h (gfc_trans_omp_directive): Add comment. * openmp.c (gfc_match_omp_variable_list): Add ALLOW_COMMON argument. Disallow COMMON matching if it is set. (gfc_match_omp_clauses, gfc_match_omp_flush): Adjust all callers. (resolve_omp_clauses): Show locus in error messages. Check that variable types in reduction clauses are appropriate for reduction operators. * resolve.c (resolve_symbol): Don't error if a threadprivate module variable isn't SAVEd. * trans-openmp.c (gfc_trans_omp_do): Put count into BLOCK, not BODY. Fix typo in condition. Fix DOVAR initialization. * openmp.c (gfc_match_omp_clauses): Match min/iand/ior/ieor rather than .min. etc. * trans-openmpc.c (omp_not_yet): Remove. (gfc_trans_omp_parallel_do): Keep listprivate clause on parallel. Force creation of BIND_EXPR around the workshare construct. (gfc_trans_omp_parallel_sections): Likewise. (gfc_trans_omp_parallel_workshare): Likewise. * types.def (BT_I16, BT_FN_I16_VPTR_I16, BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add. * trans-openmp.c (gfc_trans_omp_clauses): Create OMP_CLAUSE_DEFAULT. (gfc_trans_omp_code): New function. (gfc_trans_omp_do): Use it, remove omp_not_yet uses. (gfc_trans_omp_parallel, gfc_trans_omp_single): Likewise. (gfc_trans_omp_sections): Likewise. Only treat empty last section specially if lastprivate clause is present. * f95-lang.c (gfc_init_builtin_functions): Create BUILT_IN_TRAP builtin. * trans-openmp.c (gfc_trans_omp_variable_list): Update for OMP_CLAUSE_DECL name change. (gfc_trans_omp_do): Likewise. * trans-openmp.c (gfc_trans_omp_clauses): Create OMP_CLAUSE_REDUCTION clauses. (gfc_trans_omp_atomic): Build OMP_ATOMIC instead of expanding sync builtins directly. (gfc_trans_omp_single): Build OMP_SINGLE statement. * trans-openmp.c (gfc_trans_add_clause): New. (gfc_trans_omp_variable_list): Take a tree code and build the clause node here. Link it to the head of a list. (gfc_trans_omp_clauses): Update to match. (gfc_trans_omp_do): Use gfc_trans_add_clause. * trans-openmp.c (gfc_trans_omp_clauses): Change second argument to gfc_omp_clauses *. Use gfc_evaluate_now instead of creating temporaries by hand. (gfc_trans_omp_atomic, gfc_trans_omp_critical): Use buildN_v macros. (gfc_trans_omp_do): New function. (gfc_trans_omp_master): Dont' check for gfc_trans_code returning NULL. (gfc_trans_omp_parallel): Adjust gfc_trans_omp_clauses caller. Use buildN_v macros. (gfc_trans_omp_parallel_do, gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare, gfc_trans_omp_sections, gfc_trans_omp_single, gfc_trans_omp_workshare): New functions. (gfc_trans_omp_directive): Use them. * parse.c (parse_omp_do): Allow new_st.op == EXEC_NOP. * openmp.c (resolve_omp_clauses): Check for list items present in multiple clauses. (resolve_omp_do): Check that iteration variable is not THREADPRIVATE and is not present in any clause variable lists other than PRIVATE or LASTPRIVATE. * gfortran.h (symbol_attribute): Add threadprivate bit. (gfc_common_head): Add threadprivate member, change use_assoc and saved into char to save space. (gfc_add_threadprivate): New prototype. * symbol.c (check_conflict): Handle threadprivate. (gfc_add_threadprivate): New function. (gfc_copy_attr): Copy threadprivate. * trans-openmp.c (gfc_trans_omp_clauses): Avoid creating a temporary if IF or NUM_THREADS is constant. Create OMP_CLAUSE_SCHEDULE and OMP_CLAUSE_ORDERED. * resolve.c (resolve_symbol): Complain if a THREADPRIVATE symbol outside a module and not in COMMON has is not SAVEd. (resolve_equivalence): Ensure THREADPRIVATE objects don't get EQUIVALENCEd. * trans-common.c: Include target.h and rtl.h. (build_common_decl): Set DECL_TLS_MODEL if THREADPRIVATE. * trans-decl.c: Include rtl.h. (gfc_finish_var_decl): Set DECL_TLS_MODEL if THREADPRIVATE. * dump-parse-tree.c (gfc_show_attr): Handle THREADPRIVATE. * Make-lang.in (fortran/trans-decl.o): Depend on $(RTL_H). (fortran/trans-common.o): Depend on $(RTL_H) and $(TARGET_H). * openmp.c (gfc_match_omp_variable_list): Ensure COMMON block is from current namespace. (gfc_match_omp_threadprivate): Rewrite. (resolve_omp_clauses): Check some clause restrictions. * module.c (ab_attribute): Add AB_THREADPRIVATE. (attr_bits): Add THREADPRIVATE. (mio_symbol_attribute, mio_symbol_attribute): Handle threadprivate. (load_commons, write_common, write_blank_common): Adjust for type change of saved, store/load threadprivate bit from the integer as well. * types.def (BT_FN_UINT_UINT): New. (BT_FN_VOID_UINT_UINT): Remove. * trans-openmp.c (gfc_trans_omp_clauses, gfc_trans_omp_barrier, gfc_trans_omp_critical, gfc_trans_omp_flush, gfc_trans_omp_master, gfc_trans_omp_ordered, gfc_trans_omp_parallel): New functions. (gfc_trans_omp_directive): Use them. * openmp.c (expr_references_sym): Add SE argument, don't look into SE tree. (is_conversion): New function. (resolve_omp_atomic): Adjust expr_references_sym callers. Handle promoted expressions. * trans-openmp.c (gfc_trans_omp_atomic): New function. (gfc_trans_omp_directive): Call it. * f95-lang.c (builtin_type_for_size): New function. (gfc_init_builtin_functions): Initialize synchronization and OpenMP builtins. * types.def: New file. * Make-lang.in (f95-lang.o): Depend on $(BUILTINS_DEF) and fortran/types.def. * trans-openmp.c: Rename GOMP_* tree codes into OMP_*. * dump-parse-tree.c (show_symtree): Don't crash if ns->proc_name is NULL. * dump-parse-tree.c (gfc_show_namelist, gfc_show_omp_node): New functions. (gfc_show_code_node): Call gfc_show_omp_node for EXEC_OMP_* nodes. * parse.c (parse_omp_do): Call pop_state before next_statement. * openmp.c (expr_references_sym, resolve_omp_atomic, resolve_omp_do): New functions. (gfc_resolve_omp_directive): Call them. * match.c (match_exit_cycle): Issue error if EXIT or CYCLE statement leaves an OpenMP structured block or if EXIT terminates !$omp do loop. * Make-lang.in (F95_PARSER_OBJS): Add fortran/openmp.o. (F95_OBJS): Add fortran/trans-openmp.o. (fortran/trans-openmp.o): Depend on $(GFORTRAN_TRANS_DEPS). * lang.opt: Add -fopenmp option. * options.c (gfc_init_options): Initialize it. (gfc_handle_option): Handle it. * gfortran.h (ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL, ST_OMP_END_CRITICAL, ST_OMP_END_DO, ST_OMP_END_MASTER, ST_OMP_END_ORDERED, ST_OMP_END_PARALLEL, ST_OMP_END_PARALLEL_DO, ST_OMP_END_PARALLEL_SECTIONS, ST_OMP_END_PARALLEL_WORKSHARE, ST_OMP_END_SECTIONS, ST_OMP_END_SINGLE, ST_OMP_END_WORKSHARE, ST_OMP_DO, ST_OMP_FLUSH, ST_OMP_MASTER, ST_OMP_ORDERED, ST_OMP_PARALLEL, ST_OMP_PARALLEL_DO, ST_OMP_PARALLEL_SECTIONS, ST_OMP_PARALLEL_WORKSHARE, ST_OMP_SECTIONS, ST_OMP_SECTION, ST_OMP_SINGLE, ST_OMP_THREADPRIVATE, ST_OMP_WORKSHARE): New statement codes. (OMP_LIST_PRIVATE, OMP_LIST_FIRSTPRIVATE, OMP_LIST_LASTPRIVATE, OMP_LIST_COPYPRIVATE, OMP_LIST_SHARED, OMP_LIST_COPYIN, OMP_LIST_PLUS, OMP_LIST_REDUCTION_FIRST, OMP_LIST_MULT, OMP_LIST_SUB, OMP_LIST_AND, OMP_LIST_OR, OMP_LIST_EQV, OMP_LIST_NEQV, OMP_LIST_MAX, OMP_LIST_MIN, OMP_LIST_IAND, OMP_LIST_IOR, OMP_LIST_IEOR, OMP_LIST_REDUCTION_LAST, OMP_LIST_NUM): New OpenMP variable list types. (gfc_omp_clauses): New typedef. (gfc_get_omp_clauses): Define. (EXEC_OMP_CRITICAL, EXEC_OMP_DO, EXEC_OMP_FLUSH, EXEC_OMP_MASTER, EXEC_OMP_ORDERED, EXEC_OMP_PARALLEL, EXEC_OMP_PARALLEL_DO, EXEC_OMP_PARALLEL_SECTIONS, EXEC_OMP_PARALLEL_WORKSHARE, EXEC_OMP_SECTIONS, EXEC_OMP_SINGLE, EXEC_OMP_WORKSHARE, EXEC_OMP_ATOMIC, EXEC_OMP_BARRIER, EXEC_OMP_END_NOWAIT, EXEC_OMP_END_SINGLE): New OpenMP gfc_exec_op codes. (struct gfc_code): Add omp_clauses, omp_name, omp_namelist and omp_bool fields to ext union. (flag_openmp): Declare. (gfc_free_omp_clauses, gfc_resolve_omp_directive): New prototypes. * scanner.c (openmp_flag, openmp_locus): New variables. (skip_free_comments, skip_fixed_comments, gfc_next_char_literal): Handle OpenMP directive lines and conditional compilation magic comments. * parse.h (COMP_OMP_STRUCTURED_BLOCK): New compile state. * parse.c (decode_omp_directive, parse_omp_do, parse_omp_atomic, parse_omp_structured_block): New functions. (next_free, next_fixed): Parse OpenMP directives. (case_executable, case_exec_markers, case_decl): Add ST_OMP_* codes. (gfc_ascii_statement): Handle ST_OMP_* codes. (parse_executable): Rearrange the loop slightly, so that parse_omp_do can return next_statement. * match.h (gfc_match_omp_eos, gfc_match_omp_atomic, gfc_match_omp_barrier, gfc_match_omp_critical, gfc_match_omp_do, gfc_match_omp_flush, gfc_match_omp_master, gfc_match_omp_ordered, gfc_match_omp_parallel, gfc_match_omp_parallel_do, gfc_match_omp_parallel_sections, gfc_match_omp_parallel_workshare, gfc_match_omp_sections, gfc_match_omp_single, gfc_match_omp_threadprivate, gfc_match_omp_workshare, gfc_match_omp_end_nowait, gfc_match_omp_end_single): New prototypes. * resolve.c (resolve_blocks): Ignore EXEC_OMP_* block directives. (resolve_code): Call gfc_resolve_omp_directive on EXEC_OMP_* directives. * trans.c (gfc_trans_code): Call gfc_trans_omp_directive for EXEC_OMP_* directives. * st.c (gfc_free_statement): Handle EXEC_OMP_* statement freeing. * trans-stmt.h (gfc_trans_omp_directive): New prototype. * openmp.c: New file. * trans-openmp.c: New file. 2006-02-13 Andrew Pinski Jakub Jelinek PR fortran/26246 * trans-decl.c (gfc_get_symbol_decl, gfc_get_fake_result_decl): Use gfc_add_decl_to_function rather than gfc_finish_var_decl on length. 2006-02-13 Paul Thomas PR fortran/26074 PR fortran/25103 * resolve.c (resolve_symbol): Extend the requirement that module arrays have constant bounds to those in the main program. At the same time simplify the array bounds, to avoiding trapping parameter array references, and exclude automatic character length from main and modules. Rearrange resolve_symbol and resolve_derived to put as each flavor together, as much as is possible and move all specific code for flavors FL_VARIABLE, FL_PROCEDURE and FL_PARAMETER into new functions. (resolve_fl_var_and_proc, resolve_fl_variable, resolve_fl_procedure): New functions to do work of resolve_symbol. (resolve_index_expr): New function that is called from resolved_symbol and is extracted from resolve_charlen. (resolve_charlen): Call this new function. (resolve_fl_derived): Renamed resolve_derived to be consistent with the naming of the new functions for the other flavours. Change the charlen checking so that the style is consistent with other similar checks. Add the generation of the gfc_dt_list, removed from resolve_ symbol. PR fortran/20861 * resolve.c (resolve_actual_arglist): Prevent internal procedures from being dummy arguments. PR fortran/20871 * resolve.c (resolve_actual_arglist): Prevent pure but non-intrinsic procedures from being dummy arguments. PR fortran/25083 * resolve.c (check_data_variable): Add test that data variable is in COMMON. PR fortran/25088 * resolve.c (resolve_call): Add test that the subroutine does not have a type. 2006-02-12 Erik Edelmann PR fortran/25806 * trans-array.c (gfc_trans_allocate_array_storage): New argument dealloc; free the temporary only if dealloc is true. (gfc_trans_allocate_temp_array): New argument bool dealloc, to be passed onwards to gfc_trans_allocate_array_storage. (gfc_trans_array_constructor, gfc_conv_loop_setup): Update call to gfc_trans_allocate_temp_array. * trans-array.h (gfc_trans_allocate_temp_array): Update function prototype. * trans-expr.c (gfc_conv_function_call): Set new argument 'dealloc' to gfc_trans_allocate_temp_array to false in case of functions returning pointers. (gfc_trans_arrayfunc_assign): Return NULL for functions returning pointers. 2006-02-10 Steven G. Kargl PR fortran/20858 *decl.c (variable_decl): Improve error message. Remove initialization typespec. Wrap long line. *expr.c (gfc_check_pointer_assign): Permit checking of type, kind type, and rank. *simplify.c (gfc_simplify_null): Ensure type, kind type, and rank are set. 2006-02-10 Tobias Schlüter PR fortran/14771 * arith.c (eval_intrinsic): Accept INTRINSIC_PARENTHESES. * expr.c (check_intrinsic_op): Likewise. * module.c (mio_expr): Likewise. 2006-02-09 Tobias Schlüter * dump-parse-tree.c: Update copyright years. * matchexp.c: Likewise. * module.c: Likewise. PR fortran/14771 * gfortran.h (gfc_intrinsic_op): Add INTRINSIC_PARENTHESES. * dump-parse-tree (gfc_show_expr): Handle INTRINSIC_PARENTHESES. * expr.c (simplify_intrinsic_op): Treat INTRINSIC_PARENTHESES as if it were INTRINSIC_UPLUS. * resolve.c (resolve_operator): Handle INTRINSIC_PARENTHESES. * match.c (intrinsic_operators): Add INTRINSIC_PARENTHESES. * matchexp.c (match_primary): Record parentheses surrounding numeric expressions. * module.c (intrinsics): Add INTRINSIC_PARENTHESES for module dumping. * trans-expr.c (gfc_conv_expr_op): Handle INTRINSIC_PARENTHESES. 2006-02-09 Paul Thomas PR fortran/26038 * trans-stmt.c (gfc_trans_allocate): Provide assumed character length scalar with missing backend_decl for the hidden dummy charlen. PR fortran/25059 * interface.c (gfc_extend_assign): Remove detection of non-PURE subroutine in assignment interface, with gfc_error, and put it in * resolve.c (resolve_code). PR fortran/25070 * interface.c (gfc_procedure_use): Flag rank checking for non- elemental, contained or interface procedures in call to (compare_actual_formal), where ranks are checked for assumed shape arrays.. 2006-02-08 Francois-Xavier Coudert PR libfortran/25425 * trans-decl.c (gfc_generate_function_code): Add new argument, pedantic, to set_std call. 2005-02-06 Thomas Koenig PR libfortran/23815 * gfortran.texi: Document the GFORTRAN_CONVERT_UNIT environment variable. * invoke.texi: Mention the "Runtime" chapter. Document the -fconvert= option. * gfortran.h: Add options_convert. * lang.opt: Add fconvert=little-endian, fconvert=big-endian, fconvert=native and fconvert=swap. * trans-decl.c (top level): Add gfor_fndecl_set_convert. (gfc_build_builtin_function_decls): Set gfor_fndecl_set_convert. (gfc_generate_function_code): If -fconvert was specified, and this is the main program, add a call to set_convert(). * options.c: Handle the -fconvert options. 2006-02-06 Roger Sayle * trans-stmt.c (gfc_evaluate_where_mask): Allow the NMASK argument to be NULL to indicate that the not mask isn't required. (gfc_trans_where_2): Remove PMASK argument. Avoid calculating the pending mask for the last clause of a WHERE chain. Update recursive call. (gfc_trans_forall_1): Update call to gfc_trans_where_2. (gfc_trans_where): Likewise. 2006-02-06 Jakub Jelinek Backport from gomp-20050608-branch * trans-decl.c (create_function_arglist): Handle dummy functions. * trans-decl.c (gfc_get_symbol_decl): Revert explicit setting of TYPE_SIZE_UNIT. (gfc_trans_vla_type_sizes): Also "gimplify" GFC_TYPE_ARRAY_DATAPTR_TYPE for GFC_DESCRIPTOR_TYPE_P types. * trans-array.c (gfc_trans_deferred_array): Call gfc_trans_vla_type_sizes. * trans-decl.c (saved_function_decls, saved_parent_function_decls): Remove unnecessary initialization. (create_function_arglist): Make sure __result has complete type. (gfc_get_fake_result_decl): Change current_fake_result_decl into a tree chain. For entry master, create a separate variable for each result name. For BT_CHARACTER results, call gfc_finish_var_decl on length even if it has been already created, but not pushdecl'ed. (gfc_trans_vla_type_sizes): For function/entry result, adjust result value type, not the FUNCTION_TYPE. (gfc_generate_function_code): Adjust for current_fake_result_decl changes. (gfc_trans_deferred_vars): Likewise. Call gfc_trans_vla_type_sizes even on result if it is assumed-length character. * trans-decl.c (gfc_trans_dummy_character): Add SYM argument. Call gfc_trans_vla_type_sizes. (gfc_trans_auto_character_variable): Call gfc_trans_vla_type_sizes. (gfc_trans_vla_one_sizepos, gfc_trans_vla_type_sizes_1, gfc_trans_vla_type_sizes): New functions. (gfc_trans_deferred_vars): Adjust gfc_trans_dummy_character callers. Call gfc_trans_vla_type_sizes on assumed-length character parameters. * trans-array.c (gfc_trans_array_bounds, gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias): Call gfc_trans_vla_type_sizes. * trans.h (gfc_trans_vla_type_sizes): New prototype. * trans-decl.c (gfc_build_qualified_array): For non-assumed-size arrays without constant size, create also an index var for GFC_TYPE_ARRAY_SIZE (type). If the type is incomplete, complete it as 0..size-1. (gfc_create_string_length): Don't call gfc_defer_symbol_init if just creating DECL_ARGUMENTS. (gfc_get_symbol_decl): Call gfc_finish_var_decl and gfc_defer_symbol_init even if ts.cl->backend_decl is already set to a VAR_DECL that doesn't have DECL_CONTEXT yet. (create_function_arglist): Rework, so that hidden length arguments for CHARACTER parameters are created together with the parameters. Resolve ts.cl->backend_decl for CHARACTER parameters. If the argument is a non-constant length array or CHARACTER, ensure PARM_DECL has different type than its DECL_ARG_TYPE. (generate_local_decl): Call gfc_get_symbol_decl even for non-referenced non-constant length CHARACTER parameters after optionally issuing warnings. * trans-array.c (gfc_trans_array_bounds): Set last stride to GFC_TYPE_ARRAY_SIZE (type) to initialize it as well. (gfc_trans_dummy_array_bias): Initialize GFC_TYPE_ARRAY_SIZE (type) variable as well. * trans-expr.c (gfc_conv_expr_val): Fix comment typo. * trans-stmt.c (gfc_trans_simple_do): Fix comment. 2006-02-04 Roger Sayle * dependency.c (gfc_check_dependency): Remove unused vars and nvars arguments. Replace with an "identical" argument. A full array reference to the same symbol is a dependency if identical is true. * dependency.h (gfc_check_dependency): Update prototype. * trans-array.h (gfc_check_dependency): Delete duplicate prototype. * trans-stmt.c: #include dependency.h for gfc_check_dependency. (gfc_trans_forall_1): Update calls to gfc_check_dependency. (gfc_trans_where_2): Likewise. Remove unneeded variables. (gfc_trans_where_3): New function for simple non-dependent WHEREs. (gfc_trans_where): Call gfc_trans_where_3 to translate simple F90-style WHERE statements without internal dependencies. * Make-lang.in (trans-stmt.o): Depend upon dependency.h. 2006-02-05 H.J. Lu PR fortran/26041 PR fortran/26064 * resolve.c (resolve_types): New function. (resolve_codes): Likewise. (gfc_resolve): Use them. 2006-02-05 Roger Sayle * trans-stmt.c (gfc_evaluate_where_mask): Use LOGICAL*1 for WHERE masks instead of LOGICAL*4. 2006-02-05 Jakub Jelinek * resolve.c (resolve_symbol): Initialize constructor_expr to NULL. 2006-02-04 Thomas Koenig PR fortran/25075 check.c (identical_dimen_shape): New function. (check_dot_product): Use identical_dimen_shape() to check sizes for dot_product. (gfc_check_matmul): Likewise. (gfc_check_merge): Check conformance between tsource and fsource and between tsource and mask. (gfc_check_pack): Check conformance between array and mask. 2006-02-03 Steven G. Kargl Paul Thomas PR fortran/20845 * resolve.c (resolve_symbol): Default initialization of derived type component reguires the SAVE attribute. 2006-02-02 Steven G. Kargl PR fortran/24958 match.c (gfc_match_nullify): Free the list from head not tail. PR fortran/25072 * match.c (match_forall_header): Fix internal error caused by bogus gfc_epxr pointers. 2006-01-31 Thomas Koenig PR fortran/26039 expr.c (gfc_check_conformance): Reorder error message to avoid plural. check.c(gfc_check_minloc_maxloc): Call gfc_check_conformance for checking arguments array and mask. (check_reduction): Likewise. 2005-01-30 Erik Edelmann PR fortran/24266 * trans-io.c (set_internal_unit): Check the rank of the expression node itself instead of its symbol. 2006-01-29 Paul Thomas PR fortran/18578 PR fortran/18579 PR fortran/20857 PR fortran/20885 * interface.c (compare_actual_formal): Error for INTENT(OUT or INOUT) if actual argument is not a variable. 2006-01-28 Paul Thomas PR fortran/17911 * expr.c (gfc_check_assign, gfc_check_pointer_assign): Emit error if the lvalue is a use associated procedure. PR fortran/20895 PR fortran/25030 * expr.c (gfc_check_pointer_assign): Emit error if lvalue and rvalue character lengths are not the same. Use gfc_dep_compare_expr for the comparison. * gfortran.h: Add prototype for gfc_dep_compare_expr. * dependency.h: Remove prototype for gfc_dep_compare_expr. 2005-01-27 Paul Thomas PR fortran/25964 * resolve.c (resolve_function): Add GFC_ISYM_LOC to the list of generic_ids exempted from assumed size checking. 2006-01-27 Jakub Jelinek PR fortran/25324 * Make-lang.in (fortran/scanner.o): Depend on toplev.h. * lang.opt (fpreprocessed): New option. * scanner.c: Include toplev.h. (gfc_src_file, gfc_src_preprocessor_lines): New variables. (preprocessor_line): Unescape filename if there were any backslashes. (load_file): If initial and gfc_src_file is not NULL, use it rather than opening the file. If gfc_src_preprocessor_lines has non-NULL elements, pass it to preprocessor_line. (unescape_filename, gfc_read_orig_filename): New functions. * gfortran.h (gfc_option_t): Add flag_preprocessed. (gfc_read_orig_filename): New prototype. * options.c (gfc_init_options): Clear flag_preprocessed. (gfc_post_options): If flag_preprocessed, call gfc_read_orig_filename. (gfc_handle_option): Handle OPT_fpreprocessed. * lang-specs.h: Pass -fpreprocessed to f951 if preprocessing sources. 2005-01-27 Erik Edelmann * symbol.c (free_old_symbol): Fix confusing comment, and add code to free old_symbol->formal. 2005-01-26 Paul Thomas PR fortran/25964 * resolve.c (resolve_function): Exclude statement functions from global reference checking. PR fortran/25084 PR fortran/20852 PR fortran/25085 PR fortran/25086 * resolve.c (resolve_function): Declare a gfc_symbol to replace the references through the symtree to the symbol associated with the function expresion. Give error on reference to an assumed character length function is defined in an interface or an external function that is not a dummy argument. (resolve_symbol): Give error if an assumed character length function is array-valued, pointer-valued, pure or recursive. Emit warning that character(*) value functions are obsolescent in F95. PR fortran/25416 * trans-expr.c (gfc_conv_function_call): The above patch to resolve.c prevents any assumed character length function call from getting here except intrinsics such as SPREAD. In this case, ensure that no segfault occurs from referencing non-existent charlen->length-> expr_type and provide a backend_decl for the charlen from the charlen of the first actual argument. Cure temp name confusion. * trans-expr.c (gfc_get_interface_mapping_array): Change name of temporary from "parm" to "ifm" to avoid clash with temp coming from trans-array.c. 2005-01-25 Erik Edelmann PR fortran/25716 * symbol.c (free_old_symbol): New function. (gfc_commit_symbols): Use it. (gfc_commit_symbol): New function. (gfc_use_derived): Use it. * gfortran.h: Add prototype for gfc_commit_symbol. * intrinsic.c (gfc_find_function): Search in 'conversion' if not found in 'functions'. (gfc_convert_type_warn): Add a symtree to the new expression node, and commit the new symtree->n.sym. * resolve.c (gfc_resolve_index): Make sure typespec is properly initialized. 2005-01-23 Paul Thomas PR fortran/25901 * decl.c (get_proc_name): Replace subroutine and function attributes in "already defined" test by the formal arglist pointer being non-NULL. Fix regression in testing of admissability of attributes. * symbol.c (gfc_add_attribute): If the current_attr has non-zero intent, do not do the check for a dummy being used. * decl.c (attr_decl1): Add current_attr.intent as the third argument in the call to gfc_add_attribute. * gfortran.h: Add the third argument to the prototype for gfc_add_attribute. 2006-01-21 Joseph S. Myers * gfortranspec.c (lang_specific_driver): Update copyright notice date. 2005-01-21 Paul Thomas PR fortran/25124 PR fortran/25625 * decl.c (get_proc_name): If there is an existing symbol in the encompassing namespace, call errors if it is a procedure of the same name or the kind field is set, indicating a type declaration. PR fortran/20881 PR fortran/23308 PR fortran/25538 PR fortran/25710 * decl.c (add_global_entry): New function to check for existing global symbol with this name and to create new one if none exists. (gfc_match_entry): Call add_global_entry before matching argument lists for subroutine and function entries. * gfortran.h: Prototype for existing function, global_used. * resolve.c (resolve_global_procedure): New function to check global symbols for procedures. (resolve_call, resolve_function): Calls to this new function for non-contained and non-module procedures. * match.c (match_common): Add check for existing global symbol, creat one if none exists and emit error if there is a clash. * parse.c (global_used): Remove static and use the gsymbol name rather than the new_block name, so that the function can be called from resolve.c. (parse_block_data, parse_module, add_global_procedure): Improve checks for existing gsymbols. Emit error if already defined or if references were to another type. Set defined flag. PR fortran/PR24276 * trans-expr.c (gfc_conv_aliased_arg): New function called by gfc_conv_function_call that coverts an expression for an aliased component reference to a derived type array into a temporary array of the same type as the component. The temporary is passed as an actual argument for the procedure call and is copied back to the derived type after the call. (is_aliased_array): New function that detects an array reference that is followed by a component reference. (gfc_conv_function_call): Detect an aliased actual argument with is_aliased_array and convert it to a temporary and back again using gfc_conv_aliased_arg. 2006-01-19 Tobias Schlüter * gfortranspec.c: Update copyright years. * trans.c: Likewise. * trans-array.c: Likewise. * trans-array.h: Likewise. * trans-decl.c: Likewise. * trans-stmt.c: Likewise. * trans-stmt.h: Likewise. * trans-types.c: Likewise. 2006-01-18 Tobias Schlüter PR fortran/18540 PR fortran/18937 * gfortran.h (BBT_HEADER): Move definition up. (gfc_st_label): Add BBT_HEADER, remove 'prev' and 'next'. * io.c (format_asterisk): Adapt initializer. * resolve.c (resolve_branch): Allow FORTRAN 66 cross-block GOTOs as extension. (warn_unused_label): Take gfc_st_label label as argument, adapt to new data structure. (gfc_resolve): Adapt call to warn_unused_label. * symbol.c (compare_st_labels): New function. (gfc_free_st_label, free_st_labels, gfc_get_st_label): Convert to using balanced binary tree. * decl.c (match_char_length, gfc_match_old_kind_spec): Do away with 'cnt'. (warn_unused_label): Adapt to binary tree. * match.c (gfc_match_small_literal_int): Only set cnt if non-NULL. * primary.c (match_kind_param): Do away with cnt. 2006-01-18 Paul Thomas PR fortran/20869 PR fortran/20875 PR fortran/25024 * symbol.c (check_conflict): Add pointer valued elemental functions and internal procedures with the external attribute to the list of conflicts. (gfc_add_attribute): New catch-all function to perform the checking of symbol attributes for attribute declaration statements. * decl.c (attr_decl1): Call gfc_add_attribute for each of - (gfc_match_external, gfc_match_intent, gfc_match_intrinsic, gfc_match_pointer, gfc_match_dimension, gfc_match_target): Remove spurious calls to checks in symbol.c. Set the attribute directly and use the call to attr_decl() for checking. * gfortran.h: Add prototype for gfc_add_attribute. PR fortran/25785 * resolve.c (resolve_function): Exclude PRESENT from assumed size argument checking. Replace strcmp's with comparisons with generic codes. 2006-01-16 Rafael Ávila de Espíndola * gfortranspec.c (lang_specific_spec_functions): Remove. 2006-01-16 Richard Guenther * trans-stmt.c (gfc_trans_if_1): Use fold_buildN and build_int_cst. (gfc_trans_arithmetic_if): Likewise. (gfc_trans_simple_do): Likewise. (gfc_trans_do): Likewise. (gfc_trans_do_while): Likewise. (gfc_trans_logical_select): Likewise. (gfc_trans_forall_loop): Likewise. (generate_loop_for_temp_to_lhs): Likewise. (generate_loop_for_rhs_to_temp): Likewise. (gfc_trans_allocate): Likewise. * trans.c (gfc_add_expr_to_block): Do not fold expr again. 2006-01-16 Richard Guenther * trans-expr.c (gfc_conv_function_call): Use fold_build2. * trans-stmt.c (gfc_trans_goto): Likewise. Use build_int_cst. * trans.c (gfc_trans_runtime_check): Don't fold the condition again. 2006-01-13 Steven G. Kargl PR fortran/25756 * symbol.c (gfc_free_st_label): Give variable meaningful name. Remove unneeded parenthesis. Fix-up the head of the list (2 lines gleaned from g95). 2006-01-13 Diego Novillo * trans.c (gfc_add_expr_to_block): Do not fold tcc_statement nodes. 2006-01-11 Tobias Schlüter * parse.c (next_fixed): Remove superfluous string concatenation. 2006-01-11 Bernhard Fischer PR fortran/25486 * scanner.c (load_line): use maxlen to determine the line-length used for padding lines in fixed form. 2005-01-11 Paul Thomas PR fortran/25730 * trans-types.c (copy_dt_decls_ifequal): Copy backend decl for character lengths. 2006-01-09 Andrew Pinski fortran/24936 * trans-stmt.c (gfc_trans_pointer_assign_need_temp): Use fold_convert to avoid type mismatch. 2006-01-09 Andrew Pinski PR fortran/21977 * trans-decl.c (gfc_generate_function_code): Move the NULLing of current_fake_result_decl down to below generate_local_vars. 2006-01-09 Feng Wang PR fortran/12456 * trans-expr.c (gfc_to_single_character): New function that converts string to single character if its length is 1. (gfc_build_compare_string):New function that compare string and handle single character specially. (gfc_conv_expr_op): Use gfc_build_compare_string. (gfc_trans_string_copy): Use gfc_to_single_character. * trans-intrinsic.c (gfc_conv_intrinsic_strcmp): Use gfc_build_compare_string. * trans.h (gfc_build_compare_string): Add prototype. 2006-01-09 Feng Wang * simplify.c (gfc_simplify_char): Use UCHAR_MAX instead of literal constant. (gfc_simplify_ichar): Get the result from unsinged char and in the range 0 to UCHAR_MAX instead of CHAR_MIN to CHAR_MAX. 2005-01-08 Erik Edelmann PR fortran/25093 * resolve.c (resolve_fntype): Check that PUBLIC functions aren't of PRIVATE type. 2005-01-07 Tobias Schl"uter * decl.c (gfc_match_function_decl): Correctly error out in case of omitted function argument list. 2006-01-07 Paul Thomas PR fortran/22146 * trans-array.c (gfc_reverse_ss): Remove static attribute. (gfc_walk_elemental_function_args): Replace gfc_expr * argument for the function call with the corresponding gfc_actual_arglist*. Change code accordingly. (gfc_walk_function_expr): Call to gfc_walk_elemental_function_args now requires the actual argument list instead of the expression for the function call. * trans-array.h: Modify the prototype for gfc_walk_elemental_function_args and provide a prototype for gfc_reverse_ss. * trans-stmt.h (gfc_trans_call): Add the scalarization code for the case where an elemental subroutine has array valued actual arguments. PR fortran/25029 PR fortran/21256 PR fortran/20868 PR fortran/20870 * resolve.c (check_assumed_size_reference): New function to check for upper bound in assumed size array references. (resolve_assumed_size_actual): New function to do a very restricted scan of actual argument expressions of those procedures for which incomplete assumed size array references are not allowed. (resolve_function, resolve_call): Switch off assumed size checking of actual arguments, except for elemental procedures and intrinsic inquiry functions, in some circumstances. (resolve_variable): Call check_assumed_size_reference. 2006-01-05 Jerry DeLisle PR fortran/24268 * io.c (next_char_not_space): New function that returns the next character that is not white space. (format_lex): Use the new function to skip whitespace within a format string. 2006-01-05 Erik Edelmann PR fortran/23675 * expr.c (gfc_expr_set_symbols_referenced): New function. * gfortran.h: Add a function prototype for it. * resolve.c (resolve_function): Use it for use associated character functions lengths. * expr.c, gfortran.h, resolve.c: Updated copyright years. 2006-01-03 Steven G. Kargl PR fortran/25101 * resolve.c (resolve_forall_iterators): Check for scalar variables; Check stride is nonzero. 2006-01-02 Steven G. Kargl PR fortran/24640 * parse.c (next_free): Check for whitespace after the label. * match.c (gfc_match_small_literal_int): Initialize cnt variable. 2006-01-01 Steven G. Kargl * ChangeLog: Split previous years into ... * ChangeLog-2002: here. * ChangeLog-2003: here. * ChangeLog-2004: here. * ChangeLog-2005: here.