* gcc-interface/decl.c (set_nonaliased_component_on_array_type): Add

[thirdparty/gcc.git] / gcc / ada / ChangeLog

2019-06-29  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (set_nonaliased_component_on_array_type): Add
	missing guard for the presence of TYPE_CANONICAL.
	(set_reverse_storage_order_on_array_type): Likewise.

2019-06-29  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/gigi.h (make_packable_type): Remove default value.
	(value_factor_p): Tweak prototype.
	* gcc-interface/decl.c (gnat_to_gnu_entity): Add comment.
	(gnat_to_gnu_component_type): Likewise.
	(gnat_to_gnu_field): Likewise.  Fetch the position of the field earlier
	and simplify the condition under which the type is packed.  Declare
 	local variable is_bitfield.  Pass 1 as max_align to make_packable_type
	if it is set to true.
	(copy_and_substitute_in_layout): Pass 0 to make_packable_type.
	* gcc-interface/utils.c (make_packable_array_type): New function.
	(make_packable_type): Use it to rewrite the type of array field.
	(maybe_pad_type): Pass align parameter to make_packable_type.
	(create_field_decl): Minor tweaks.
	(value_factor_p): Assert that FACTOR is a power of 2 and replace the
	modulo computation by a masking operation.

2019-06-25  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (gnat_to_gnu_entity): Remove superfluous test
	in previous change.
	* gcc-interface/gigi.h (maybe_character_type): Fix formatting.
	(maybe_character_value): Likewise.

2019-06-24  Jan Hubicka  <jh@suse.cz>

	* gcc-interface/decl.c (gnat_to_gnu_entity): Check that
	type is array or integer prior checking string flag.
	* gcc-interface/gigi.h (maybe_character_type): Likewise.
	(maybe_character_value): Likewise.

2019-06-24  Martin Sebor  <msebor@redhat.com>

	* gcc-interface/utils.c (handle_nonnull_attribute): Quote attribute
	name.

2019-06-18  Arnaud Charlet  <charlet@adacore.com>

	PR ada/80590
	* sem_ch5.adb (Analyze_Loop_Statement): Avoid exception propagation
	during normal processing.

2019-06-17  Arnaud Charlet  <charlet@adacore.com>

	PR ada/80590
	* exp_ch9.adb (Expand_N_Delay_Relative_Statement): Swap the two
	conditions to avoid a unnecessary exception propagation in the default
	case.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/utils.c (handle_stack_protect_attribute): Move around.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/gnat_rm/implementation_defined_pragmas.rst (Machine_Attribute):
	Document additional optional parameters.
	* sem_prag.adb (Analyze_Pragma) <Pragma_Machine_Attribute>: Accept
	more than one optional parameter.
	* gcc-interface/decl.c (prepend_one_attribute_pragma): Alphabetize
	the list of supported pragmas.  Simplify the handling of parameters
	and add support for more than one optional parameter.
	* gcc-interface/utils.c (attr_cold_hot_exclusions): New constant.
	(gnat_internal_attribute_table): Add entry for no_icf, noipa, flatten,
	used, cold, hot, target and target_clones.
	(begin_subprog_body): Do not create the RTL for the subprogram here.
	(handle_noicf_attribute): New static function.
	(handle_noipa_attribute): Likewise.
	(handle_flatten_attribute): Likewise.
	(handle_used_attribute): Likewise.
	(handle_cold_attribute): Likewise.
	(handle_hot_attribute): Likewise.
	(handle_target_attribute): Likewise.
	(handle_target_clones_attribute): Likewise.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (lvalue_required_for_attribute_p): Return 0
	for 'Size too.
	(Identifier_to_gnu): Use the actual subtype for a reference to a
	packed array in a return statement.
	(Attribute_to_gnu) <Attr_Size>: Do not strip VIEW_CONVERT_EXPRs from
	the prefix in every case.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (gnat_to_gnu): Remove superfluous tests on
	Backend_Overflow_Checks_On_Target and rework comments.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (walk_nesting_tree): New static function.
	(finalize_nrv): Use it to walk the entire nesting tree.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Subtype>: Remove
	obsolete test on Is_For_Access_Subtype.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (components_to_record): Set a name on the type
	created for the REP part, if any.
	* gcc-interface/utils.c (finish_record_type): Only take the maximum
	when merging sizes for a variant part at offset 0.
	(merge_sizes): Rename has_rep parameter into max.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/utils.c (gnat_internal_attribute_table): Add support
	for stack_protect attribute.
	(handle_stack_protect_attribute): New static function.

2019-05-28  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (intrin_arglists_compatible_p): Do not return
	false if the internal builtin uses a variable list.

2019-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (Call_to_gnu): Do not initialize the temporary
	created out of addressability concerns if it's for the _Init parameter
	of an initialization procedure.

2019-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/ada-builtin-types.def: New file.
	* gcc-interface/ada-builtins.def: Likewise.
	* gcc-interface/ada-tree.h (BUILT_IN_LIKELY): New macro.
	(BUILT_IN_UNLIKELY): Likewise.
	* gcc-interface/trans.c (independent_iterations_p): Initialize the
	auto-vector to 16 elements.
	(Call_to_gnu): Remove local variable and change the vector of actual
	parameters to an auto-vector.  Do not convert actual parameters to
	the argument type for front-end built-in functions.  Add support for
	front-end built-in functions.
	(build_noreturn_cond): Use internal instead of built-in function.
	* gcc-interface/utils.c (c_builtin_type): Include ada-builtin-types.def
	(install_builtin_function_types): Likewise.
	(install_builtin_functions): Include ada-builtins.def first.

2019-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/utils.c (maybe_pad_type): Issue the warning for the
	specific case of component types preferably.

2019-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (Identifier_to_gnu): Minor tweaks.
	(gnat_to_gnu): Do not convert the result if it is a reference to an
	unconstrained array used as the prefix of an attribute reference that
	requires an lvalue.

2019-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (Gigi_Types_Compatible): New predicate.
	(Identifier_to_gnu): Use it to assert that the type of the identifier
	and that of its entity are compatible for gigi.  Rename a couple of
	local variables and separate the processing of the result type.

2019-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (Call_to_gnu): Use the unpadded type when
	putting back an intermediate conversion the type of the actuals.

2019-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (gnat_to_gnu) <Shift operations>: Convert the
	count to the unsigned version of its base type before proceeding.

2019-05-16  Martin Sebor  <msebor@redhat.com>

	* gcc-interface/trans.c (check_inlining_for_nested_subprog): Quote
	reserved names.

2019-05-08  Arnaud Charlet  <charlet@adacore.com>

	* standard.ads.h: New file.

2019-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* gcc-interface/Makefile.in (install-gcc-specs): Use foreach.
	Honor DESTDIR.

2019-04-29  Michael K. Darling  <darlingm@gmail.com>

	* gnatvsn.ads: Bump Library_Version to 10.

2019-04-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
	    Bernd Edlinger  <bernd.edlinger@hotmail.de>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/89093
	* raise-gcc.c (TARGET_ATTRIBUTE): Define.
	(continue_unwind, personality_body, PERSONALITY_FUNCTION): Add
	TARGET_ATTRIBUTE.

2019-04-07  Eric Botcazou  <ebotcazou@adacore.com>

	* libgnat/i-cexten.ads (CFloat_128): New type.

2019-03-22  Dmitriy Anisimkov  <anisimko@adacore.com>

	PR ada/89583
	* libgnat/g-socket.adb (Bind_Socket, Connect_Socket,
	Send_Socket): Fix the computation of structure lengths passed to
	low level routines.
	(Is_IPv6_Address): Fix the number of expected colons.

2019-03-11  Martin Liska  <mliska@suse.cz>

	* gcc-interface/misc.c (gnat_post_options): Wrap option name in string
	format message and fix GNU coding style.

2019-02-08  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (gnat_to_gnu) <N_Aggregate>: Minor tweak.
	* gcc-interface/utils.c (convert): Do not pad when doing an unchecked
	conversion here.  Use TREE_CONSTANT throughout the function.
	(unchecked_convert): Also pad if the source is a CONSTRUCTOR and the
	destination is a more aligned array type or a larger aggregate type,
	but not between original and packable versions of a type.

2019-02-08  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/utils.c (max_size) <tcc_unary>: Be prepared for an
	operand with VOID_TYPE.

2019-02-08  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (elaborate_all_entities): Do not elaborate the
	entities of a package renaming another one.

2019-02-08  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (Regular_Loop_to_gnu): Replace tests on
	individual flag_unswitch_loops and flag_tree_loop_vectorize switches
	with test on global optimize switch.
	(Raise_Error_to_gnu): Likewise.

2019-02-07  Eric Botcazou  <ebotcazou@adacore.com>

	* libgnarl/s-linux__sparc.ads (ETIMEDOUT): Set to correct value.

2019-02-06  Arnaud Charlet  <charlet@adacore.com>

	* libgnarl/s-linux__x32.ads: Resync list of signals with s-linux.ads

2019-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* repinfo.adb (List_Component_Layout): Remove superfluous space for
	zero-sized field.
	* gcc-interface/ada-tree.h (TYPE_IS_EXTRA_SUBTYPE_P): New macro.
	* gcc-interface/gigi.h (create_extra_subtype): Declare.
	* gcc-interface/decl.c (TYPE_ARRAY_SIZE_LIMIT): Likewise.
	(update_n_elem): New function.
	(gnat_to_gnu_entity): Use create_extra_subtype to create extra subtypes
	instead of doing it manually.
	<E_Array_Type>: Use update_n_elem to compute the maximum size.  Use the
 	index type instead of base type for the bounds. Set TYPE_ARRAY_MAX_SIZE
	of the array to the maximum size.
	<E_Array_Subtype>: Create an extra subtype using the index type of the
	base array type for self-referential bounds.  Use update_n_elem to
	compute the maximum size.  Set TYPE_ARRAY_MAX_SIZE of the array to the
	maximum size.
	(gnat_to_gnu_field): Clear DECL_NONADDRESSABLE_P on discriminants.
	* gcc-interface/misc.c (gnat_get_alias_set): Return the alias set of
	the base type for an extra subtype.
	(gnat_type_max_size): Remove obsolete code.
	* gcc-interface/trans.c (Attribute_to_gnu): Minor tweak.
	(can_be_lower_p): Deal with pathological types.
	* gcc-interface/utils.c (create_extra_subtype): New function.
	(create_field_decl): Minor tweak.
	(max_size) <tcc_reference>: Compute a better value by using the extra
 	subtypes on the self-referential bounds.
	<tcc_binary>: Rewrite.  Deal with "negative value" in unsigned types.
	<tcc_expression>: Likewise.
	* gcc-interface/utils2.c (compare_arrays): Retrieve the original bounds
	of the arrays upfront.  Swap only if the second length is not constant.
	Use comparisons on the original bounds consistently for the null tests.
	(build_binary_op): Use TYPE_IS_EXTRA_SUBTYPE_P macro.
	(build_allocator): Minor tweak.

2019-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (array_type_has_nonaliased_component): Return
	the same value for every dimension of a multidimensional array type.

2019-01-26  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (Regular_Loop_to_gnu): Use the SLOC of the
	iteration scheme, if present, throughout the translation.

2019-01-26  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (gnat_to_gnu) <N_Assignment_Statement>: Use
	DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT for the size to be assigned
	by a call to memset if the LHS is a DECL.

2019-01-26  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (struct loop_info_d): Remove artificial field.
	(Loop_Statement_to_gnu): Do not set it.

2019-01-26  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (Iterate_Acc_Clause_Arg): Fix formatting.
	(Acc_gnat_to_gnu): Likewise.
	(Acc_Data_to_gnu): Likewise.
	(Acc_Var_to_gnu): Likewise.
	(Acc_Reduc_to_gnu): Likewise.
	(Acc_Size_List_to_gnu): Likewise.
	(Pragma_to_gnu) <Pragma_Acc_Loop>: Likewise.
	<Pragma_Acc_Data>): Likewise.
	(find_loop_for): Remove default value for parameters.
	* gcc-interface/trans.c (gnat_to_gnu) <N_Op_And>: Merge into...
	<N_Op_Eq>): ...this.

2019-01-26  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (annotate_value) <INTEGER_CST>: Use test on
	the sign bit instead of on the sign of the value.
	<PLUS_EXPR>: Turn addition of negative constant into subtraction.
	<MULT_EXPR>: Add test for degenerate case.
	<BIT_AND_EXPR>: Simplify.

2019-01-18  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* s-oscons-tmplt.c (AF_INET6): Do not undefine for RTEMS.

2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/16615
	* exp_ch11.adb: Change "can not" to "cannot".
	* sem_ch4.adb: Likewise.

2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/16615
	* exp_ch9.adb: Mechanically replace "can not" with "cannot".
	* libgnat/s-regpat.ads: Likewise.
	* par-ch4.adb: Likewise.
	* set_targ.adb: Likewise.
	* types.ads: Likewise.

2019-01-08  Justin Squirek  <squirek@adacore.com>

	Revert:
	2018-07-31  Justin Squirek  <squirek@adacore.com>

	* lib-writ.adb (Write_With_Lines): Modfiy the generation
	of dependencies within ali files so that source unit
	bodies are properly listed even if said bodies are
	missing.  Perform legacy behavior in GNATprove mode.
	* lib-writ.ads: Modify documentation to reflect current
	behavior.

	and:
	2018-09-26  Justin Squirek  <squirek@adacore.com>

	* lib-writ.adb, lib-writ.ads (Write_With_Lines): Add
	documentation and an extra conditional check for RCI
	units so that generated ali files will list the spec
	only instead of a body when a body is not found.

2019-01-04  Eric Botcazou  <ebotcazou@adacore.com>

	* gnatvsn.ads: Bump copyright year.

2019-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

 	* gnat_ugn.texi: Bump @copying's copyright year.
 	* gnat_rm.texi: Likewise.
\f
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