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5 Commits

Author SHA1 Message Date
Tobias Burnus
5ec81069e5 re PR fortran/32600 ([ISO Bind C] C_F_POINTER w/o SHAPE should not be a library function) 
2008-05-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/32600
        * trans-expr.c (gfc_conv_function_call): Remove library
        call for c_f_pointer with scalar Fortran pointers and for
        c_f_procpointer.

2008-05-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/32600
        * intrinsics/iso_c_binding.c (c_f_procpointer): Remove.
        * intrinsics/iso_c_binding.h (c_f_procpointer): Remove.
        * gfortran.map (c_f_procpointer): Remove.

2008-05-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/32600
        * gfortran.dg/c_f_pointer_tests_3.f90: New.

From-SVN: r135877
 2008-05-25 19:52:03 +02:00
Christopher D. Rickett
9fd25b5cd5 re PR fortran/32600 ([ISO Bind C] C_F_POINTER w/o SHAPE should not be a library function) 
2007-10-15 Christopher D. Rickett <crickett@lanl.gov>

        PR fortran/32600
        * trans-expr.c (gfc_conv_function_call): Generate code to inline
        c_associated.
        * symbol.c (get_iso_c_sym): Preserve from_intmod and
        * intmod_sym_id
        attributes in the resolved symbol.
        * resolve.c (gfc_iso_c_sub_interface): Remove dead code.


2007-10-15 Christopher D. Rickett <crickett@lanl.gov>

        PR fortran/32600
        * libgfortran/intrinsics/iso_c_binding.c: Remove c_associated_1
        and c_associated_2.
        * libgfortran/intrinsics/iso_c_binding.h: Ditto.
        * libgfortran/gfortran.map: Ditto.

From-SVN: r129367
 2007-10-15 21:58:55 +02:00
Christopher D. Rickett
089db47df6 re PR fortran/32600 ([ISO Bind C] C_F_POINTER w/o SHAPE should not be a library function) 
2007-07-23  Christopher D. Rickett  <crickett@lanl.gov>
	    Tobias Burnus  <burnus@net-b.de>

	PR fortran/32600
	* trans-expr.c (gfc_conv_function_call): Handle c_funloc.
	* trans-types.c: Add pfunc_type_node.
	(gfc_init_types,gfc_typenode_for_spec): Use it.
	* resolve.c (gfc_iso_c_func_interface): Fix whitespace and
	improve error message.

2007-07-23  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32600
	* intrinsics/iso_c_binding.c (c_funloc): Remove.
	* intrinsics/iso_c_binding.h: Remove c_funloc.
	* gfortran.map: Ditto.

2007-07-23  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32600
	* gfortran.dg/c_funloc_tests_5.f03: New.
	* gfortran.dg/c_funloc_tests_5.f04: New.
	* gfortran.dg/c_funloc_tests_4_driver.c: New.


Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r126835
 2007-07-23 08:03:33 +02:00
Christopher D. Rickett
972345f2c9 re PR fortran/32600 ([ISO Bind C] C_F_POINTER w/o SHAPE should not be a library function) 
2007-07-19  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32600
	* trans-expr.c (gfc_conv_function_call): Inline C_LOC.


2007-07-19  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32600
	* libgfortran/intrinsics/iso_c_binding.c: Remove C_LOC.
	* libgfortran/intrinsics/iso_c_binding.h: Ditto.
	* libgfortran/gfortran.map: Ditto.

From-SVN: r126744
 2007-07-19 08:14:19 +02:00
Christopher D. Rickett
a8b3b0b633 [multiple changes] 
2007-07-01  Christopher D. Rickett  <crickett@lanl.gov>

	* interface.c (gfc_compare_derived_types): Special case for comparing
	derived types across namespaces.
	(gfc_compare_types): Deal with BT_VOID.
	(compare_parameter): Use BT_VOID to accept ISO C Binding pointers.
	* trans-expr.c (gfc_conv_function_call): Remove setting parm_kind
	to SCALAR
	(gfc_conv_initializer): Deal with ISO C Binding NULL_PTR and 
	NULL_FUNPTR.
	(gfc_conv_expr): Convert expressions for ISO C Binding derived types.
	* symbol.c (gfc_set_default_type): BIND(C) variables should not be
	implicitly declared.
	(check_conflict): Add BIND(C) and check for conflicts.
	(gfc_add_explicit_interface): Whitespace.	
	(gfc_add_is_bind_c): New function.  
	(gfc_copy_attr): Use it.
	(gfc_new_symbol): Initialize ISO C Binding objects.
	(get_iso_c_binding_dt):  New function.
	(verify_bind_c_derived_type): Ditto.
	(gen_special_c_interop_ptr): Ditto.
	(add_formal_arg): Ditto.
	(gen_cptr_param): Ditto.
	(gen_fptr_param): Ditto.
	(gen_shape_param): Ditto.
	(add_proc_interface): Ditto.
	(build_formal_args): Ditto.
	(generate_isocbinding_symbol):  Ditto.
	(get_iso_c_sym):  Ditto.
	* decl.c (num_idents_on_line, has_name_equals): New variables.
	(verify_c_interop_param): New function.
	(build_sym): Finish binding labels and deal with COMMON blocks.
	(add_init_expr_to_sym): Check if the initialized expression is
	an iso_c_binding named constants
	(variable_decl): Set ISO C Binding type_spec components.
	(gfc_match_kind_spec): Check match for C interoperable kind.
	(match_char_spec): Fix comment. Chnage gfc_match_small_int
	to gfc_match_small_int_expr.  Check for C interoperable kind.
	(match_type_spec): Clear the current binding label.
	(match_attr_spec): Add DECL_IS_BIND_C.  If BIND(C) is found, use it
	to set attributes.
	(set_binding_label): New function.
	(set_com_block_bind_c): Ditto.
	(verify_c_interop): Ditto.
	(verify_com_block_vars_c_interop): Ditto.
	(verify_bind_c_sym): Ditto.
	(set_verify_bind_c_sym): Ditto.
	(set_verify_bind_c_com_block): Ditto.
	(get_bind_c_idents): Ditto.
	(gfc_match_bind_c_stmt): Ditto.
	(gfc_match_data_decl): Use num_idents_on_line.
	(match_result): Deal with right paren in BIND(C).
	(gfc_match_suffix): New function.
	(gfc_match_function_decl): Use it.  Code is re-arranged to deal with
	ISO C Binding result clauses.
	(gfc_match_subroutine):  Deal with BIND(C).
 	(gfc_match_bind_c): New function.
	(gfc_get_type_attr_spec): New function.  Code is re-arranged in and
	taken from gfc_match_derived_decl.
	(gfc_match_derived_decl): Add check for BIND(C).
	* trans-common.c: Forward declare gfc_get_common.
	(gfc_sym_mangled_common_id): Change arg from 'const char *name' to
	'gfc_common_head *com'.  Check for ISO C Binding of the common block.
	(build_common_decl): 'com->name' to 'com in SET_DECL_ASSEMBLER_NAME.
	* gfortran.h: Add GFC_MAX_BINDING_LABEL_LEN
	(bt): Add BT_VOID
	(sym_flavor): Add FL_VOID.
 	(iso_fortran_env_symbol, iso_c_binding_symbol, intmod_id): New enum
	(CInteropKind_t): New struct.
	(c_interop_kinds_table): Use it.  Declare an array of structs.
	(symbol_attribute): Add is_bind_c, is_c_interop, and is_iso_c
	bitfields.
	(gfc_typespec): Add is_c_interop; is_iso_c, and f90_type members.
	(gfc_symbol): Add from_intmod, intmod_sym_id, binding_label, and
	common_block members.
	(gfc_common_head): Add binding_label and is_bind_c members.
	(gfc_gsymbol): Add sym_name, mod_name, and binding_label members.
	Add prototypes for get_c_kind, gfc_validate_c_kind, 
	gfc_check_any_c_kind, gfc_add_is_bind_c, gfc_add_value,
	verify_c_interop, verify_c_interop_param, verify_bind_c_sym,
	verify_bind_c_derived_type, verify_com_block_vars_c_interop,
	generate_isocbinding_symbol, get_iso_c_sym, gfc_iso_c_sub_interface
	* iso-c-binding.def: New file. This file contains the definitions
	of the types provided by the Fortran 2003 ISO_C_BINDING intrinsic
	module.
	* trans-const.c (gfc_conv_constant_to_tree): Deal with C_NULL_PTR
	 or C_NULL_FUNPTR expressions.
	* expr.c (gfc_copy_expr): Add BT_VOID case.  For BT_CHARACTER, the
	ISO C Binding requires a minimum string length of 1 for '\0'.  
	* module.c (intmod_sym): New struct.
	(pointer_info): Add binding_label member.
	(write_atom): Set len to 0 for NULL pointers. Check for NULL p and *p.
	(ab_attribute): Add AB_IS_BIND_C, AB_IS_C_INTEROP and AB_IS_ISO_C.
	(attr_bits): Add "IS_BIND_C", "IS_C_INTEROP", and "IS_ISO_C".
	(mio_symbol_attribute): Deal with ISO C Binding attributes.
	(bt_types): Add "VOID".
	(mio_typespec): Deal with ISO C Binding components.
	(mio_namespace_ref): Add intmod variable. 
	(mio_symbol): Check for symbols from an intrinsic module.
	(load_commons): Check for BIND(C) common block.
	(read_module): Read binding_label and use it.
	(write_common): Add label.  Write BIND(C) info.
	(write_blank_common): Blank commons are not BIND(C).  Explicitly
	set is_bind_c=0.
	(write_symbol): Deal with binding_label.
	(sort_iso_c_rename_list): New function.
	(import_iso_c_binding_module): Ditto.
	(create_int_parameter): Add to args.
	(use_iso_fortran_env_module): Adjust to deal with iso_c_binding
	intrinsic module.
	* trans-types.c (c_interop_kinds_table): new array of structs. 
	(gfc_validate_c_kind): New function.
	(gfc_check_any_c_kind): Ditto.
	(get_real_kind_from_node): Ditto.
	(get_int_kind_from_node): Ditto.
	(get_int_kind_from_width): Ditto.
	(get_int_kind_from_minimal_width): Ditto.
	(init_c_interop_kinds): Ditto.
	(gfc_init_kinds): call init_c_interop_kinds.
	(gfc_typenode_for_spec): Adjust for BT_VOID and ISO C Binding pointers.
	Adjust handling of BT_DERIVED.
	(gfc_sym_type): Whitespace.
	(gfc_get_derived_type):  Account for iso_c_binding derived types
	* resolve.c (is_scalar_expr_ptr): New function.
	(gfc_iso_c_func_interface): Ditto.
	(resolve_function): Use gfc_iso_c_func_interface. 
	(set_name_and_label): New function.
	(gfc_iso_c_sub_interface): Ditto.
	(resolve_specific_s0): Use gfc_iso_c_sub_interface.
	(resolve_bind_c_comms): New function.
	(resolve_bind_c_derived_types): Ditto.
	(gfc_verify_binding_labels): Ditto.
	(resolve_fl_procedure): Check for ISO C interoperability.
	(resolve_symbol): Check C interoperability.
	(resolve_types): Walk the namespace.  Check COMMON blocks.
	* trans-decl.c (gfc_sym_mangled_identifier):  Prevent the mangling
	of identifiers that have an assigned binding label.
	(gfc_sym_mangled_function_id): Use the binding label rather than
	the mangled name.
	(gfc_finish_var_decl): Put variables that are BIND(C) into a common
	segment of the object file, because this is what C would do.
	(gfc_create_module_variable): Conver to proper types
	(set_tree_decl_type_code): New function.
	(generate_local_decl): Check dummy variables and derived types for
	ISO C Binding attributes.
	* match.c (gfc_match_small_int_expr): New function.
	(gfc_match_name_C): Ditto.
	(match_common_name): Deal with ISO C Binding in COMMON blocks
	* trans-io.c (transfer_expr):  Deal with C_NULL_PTR or C_NULL_FUNPTR
	expressions
	* match.h: Add prototypes for gfc_match_small_int_expr,
	gfc_match_name_C, match_common_name, set_com_block_bind_c,
	set_binding_label, set_verify_bind_c_sym,
	set_verify_bind_c_com_block, get_bind_c_idents,
	gfc_match_bind_c_stmt, gfc_match_suffix, gfc_match_bind_c,
	gfc_get_type_attr_spec
	* parse.c (decode_statement): Use gfc_match_bind_c_stmt
	(parse_derived): Init *derived_sym = NULL, and gfc_current_block
	later for valiadation.
	* primary.c (got_delim): Set ISO C Binding components of ts.
	(match_logical_constant): Ditto.
	(match_complex_constant): Ditto.
	(match_complex_constant): Ditto.
	(gfc_match_rvalue): Check for existence of at least one arg for
	C_LOC, C_FUNLOC, and C_ASSOCIATED.
	* misc.c (gfc_clear_ts): Clear ISO C Bindoing components in ts.
	(get_c_kind): New function.

2007-07-01  Christopher D. Rickett  <crickett@lanl.gov>

	* Makefile.in: Add support for iso_c_generated_procs.c and
	iso_c_binding.c.
	* Makefile.am: Ditto.
	* intrinsics/iso_c_generated_procs.c: New file containing helper
	functions.
	* intrinsics/iso_c_binding.c: Ditto.
	* intrinsics/iso_c_binding.h: New file
	* gfortran.map: Include the __iso_c_binding_c_* functions.
	* libgfortran.h: define GFC_NUM_RANK_BITS.

2007-06-23  Christopher D. Rickett  <crickett@lanl.gov>

	* bind_c_array_params.f03: New files for Fortran 2003 ISO C Binding.
	* bind_c_coms.f90: Ditto.
	* bind_c_coms_driver.c: Ditto.
	* bind_c_dts.f90: Ditto.
	* bind_c_dts_2.f03: Ditto.
	* bind_c_dts_2_driver.c: Ditto.
	* bind_c_dts_3.f03: Ditto.
	* bind_c_dts_4.f03: Ditto.
	* bind_c_dts_driver.c: Ditto.
	* bind_c_implicit_vars.f03: Ditto.
	* bind_c_procs.f03: Ditto.
	* bind_c_usage_2.f03: Ditto.
	* bind_c_usage_3.f03: Ditto.
	* bind_c_usage_5.f03: Ditto.
	* bind_c_usage_6.f03: Ditto.
	* bind_c_usage_7.f03: Ditto.
	* bind_c_vars.f90: Ditto.
	* bind_c_vars_driver.c: Ditto.
	* binding_c_table_15_1.f03: Ditto.
	* binding_label_tests.f03: Ditto.
	* binding_label_tests_10.f03: Ditto.
	* binding_label_tests_10_main.f03: Ditto.
	* binding_label_tests_11.f03: Ditto.
	* binding_label_tests_11_main.f03: Ditto.
	* binding_label_tests_12.f03: Ditto.
	* binding_label_tests_13.f03: Ditto.
	* binding_label_tests_13_main.f03: Ditto.
	* binding_label_tests_14.f03: Ditto.
	* binding_label_tests_2.f03: Ditto.
	* binding_label_tests_3.f03: Ditto.
	* binding_label_tests_4.f03: Ditto.
	* binding_label_tests_5.f03: Ditto.
	* binding_label_tests_6.f03: Ditto.
	* binding_label_tests_7.f03: Ditto.
	* binding_label_tests_8.f03: Ditto.
	* binding_label_tests_9.f03: Ditto.
	* c_assoc.f90: Ditto.
	* c_assoc_2.f03: Ditto.
	* c_f_pointer_shape_test.f90: Ditto.
	* c_f_pointer_tests.f90: Ditto.
	* c_f_tests_driver.c: Ditto.
	* c_funloc_tests.f03: Ditto.
	* c_funloc_tests_2.f03: Ditto.
	* c_funloc_tests_3.f03: Ditto.
	* c_funloc_tests_3_funcs.c: Ditto.
	* c_kind_params.f90: Ditto.
	* c_kind_tests_2.f03: Ditto.
	* c_kinds.c: Ditto.
	* c_loc_driver.c: Ditto.
	* c_loc_test.f90: Ditto.
	* c_loc_tests_2.f03: Ditto.
	* c_loc_tests_2_funcs.c: Ditto.
	* c_loc_tests_3.f03: Ditto.
	* c_loc_tests_4.f03: Ditto.
	* c_loc_tests_5.f03: Ditto.
	* c_loc_tests_6.f03: Ditto.
	* c_loc_tests_7.f03: Ditto.
	* c_loc_tests_8.f03: Ditto.
	* c_ptr_tests.f03: Ditto.
	* c_ptr_tests_10.f03: Ditto.
	* c_ptr_tests_5.f03: Ditto.
	* c_ptr_tests_7.f03: Ditto.
	* c_ptr_tests_7_driver.c: Ditto.
	* c_ptr_tests_8.f03: Ditto.
	* c_ptr_tests_8_funcs.c: Ditto.
	* c_ptr_tests_9.f03: Ditto.
	* c_ptr_tests_driver.c: Ditto.
	* c_size_t_driver.c: Ditto.
	* c_size_t_test.f03: Ditto.
	* com_block_driver.f90: Ditto.
	* global_vars_c_init.f90: Ditto.
	* global_vars_c_init_driver.c: Ditto.
	* global_vars_f90_init.f90: Ditto.
	* global_vars_f90_init_driver.c: Ditto.
	* interop_params.f03: Ditto.
	* iso_c_binding_only.f03: Ditto.
	* iso_c_binding_rename_1.f03: Ditto.
	* iso_c_binding_rename_1_driver.c: Ditto.
	* iso_c_binding_rename_2.f03: Ditto.
	* iso_c_binding_rename_2_driver.c: Ditto.
	* kind_tests_2.f03: Ditto.
	* kind_tests_3.f03: Ditto.
	* module_md5_1.f90: Ditto.
	* only_clause_main.c: Ditto.
	* print_c_kinds.f90: Ditto.
	* test_bind_c_parens.f03: Ditto.
	* test_c_assoc.c: Ditto.
	* test_com_block.f90: Ditto.
	* test_common_binding_labels.f03: Ditto.
	* test_common_binding_labels_2.f03: Ditto.
	* test_common_binding_labels_2_main.f03: Ditto.
	* test_common_binding_labels_3.f03: Ditto.
	* test_common_binding_labels_3_main.f03: Ditto.
	* test_only_clause.f90: Ditto.
	* use_iso_c_binding.f90: Ditto.
	* value_5.f90: Ditto.
	* value_test.f90: Ditto.
	* value_tests_f03.f90: Ditto.

From-SVN: r126185
 2007-07-02 02:47:21 +00:00