-2010-04-14 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Class_Wide_Type>: Fix
- comment.
- * gcc-interface/trans.c (process_freeze_entity): Use local copy of
- Ekind. Return early for class-wide types. Do not compute initializer
- unless necessary. Reuse the tree for an associated class-wide type
- only if processing its root type.
-
-2010-04-13 Duncan Sands <baldrick@free.fr>
-
- * gcc-interface/misc.c (gnat_eh_type_covers): Remove.
- * gcc-interface/trans.c (Exception_Handler_to_gnu_zcx): Update comment.
-
-2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/gigi.h (standard_datatypes): Add ADT_parent_name_id.
- (parent_name_id): New macro.
- * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Type>: Use it.
- * gcc-interface/trans.c (gigi): Initialize it.
- (lvalue_required_p) <N_Type_Conversion>: New case.
- <N_Qualified_Expression>: Likewise.
- <N_Allocator>: Likewise.
- * gcc-interface/utils.c (convert): Try to properly upcast tagged types.
-
-2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/ada-tree.h (TYPE_BY_REFERENCE_P): Delete.
- (DECL_CONST_ADDRESS_P): New macro.
- (SET_DECL_ORIGINAL_FIELD_TO_FIELD): Likewise.
- (SAME_FIELD_P): Likewise.
- * gcc-interface/decl.c (constructor_address_p): New static function.
- (gnat_to_gnu_entity) <object>: Set DECL_CONST_ADDRESS_P according to
- the return value of above function.
- (gnat_to_gnu_entity) <E_Record_Type>: Force BLKmode for all types
- passed by reference.
- <E_Record_Subtype>: Likewise.
- Set TREE_ADDRESSABLE on the type if it passed by reference.
- (make_packable_type): Use SET_DECL_ORIGINAL_FIELD_TO_FIELD.
- (create_field_decl_from): Likewise.
- (substitute_in_type): Likewise.
- (purpose_member_field): Use SAME_FIELD_P.
- * gcc-interface/misc.c (must_pass_by_ref): Test TREE_ADDRESSABLE.
- * gcc-interface/trans.c (lvalue_required_p): Add ADDRESS_OF_CONSTANT
- parameter and adjust recursive calls.
- <N_Explicit_Dereference>: New case.
- <N_Object_Declaration>: Return 1 if the object is of a class-wide type.
- Adjust calls to lvalue_required_p. Do not return the initializer of a
- DECL_CONST_ADDRESS_P constant if an lvalue is required for it.
- (call_to_gnu): Delay issuing error message for a misaligned actual and
- avoid the associated back-end assertion. Test TREE_ADDRESSABLE.
- (gnat_gimplify_expr) <ADDR_EXPR>: Handle non-static constructors.
- * gcc-interface/utils.c (make_dummy_type): Set TREE_ADDRESSABLE if the
- type is passed by reference.
- (convert) <CONSTRUCTOR>: Convert in-place in more cases.
- * gcc-interface/utils2.c (build_cond_expr): Drop TYPE_BY_REFERENCE_P.
- (build_simple_component_ref): Use SAME_FIELD_P.
-
-2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/trans.c (Identifier_to_gnu): Use boolean variable.
- (call_to_gnu): Test gigi's flag TYPE_BY_REFERENCE_P instead of calling
- front-end's predicate Is_By_Reference_Type. Use consistent order and
- remove ??? comment. Use original conversion in all cases, if any.
- * gcc-interface/utils.c (make_dummy_type): Minor tweak.
- (convert): Use local copy in more cases.
- <INDIRECT_REF>: Remove deactivated code.
- (unchecked_convert): Use a couple of local copies.
-
-2010-04-11 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/trans.c (lvalue_required_for_attribute_p): New static
- function.
- (lvalue_required_p) <N_Attribute_Reference>: Call it.
- (gnat_to_gnu) <N_Selected_Component>: Prevent build_component_ref from
- folding the result only if lvalue_required_for_attribute_p is true.
- * gcc-interface/utils.c (maybe_unconstrained_array): Pass correctly
- typed constant to build_component_ref.
- (unchecked_convert): Likewise.
- * gcc-interface/utils2.c (maybe_wrap_malloc): Likewise.
- (build_allocator): Likewise.
-
-2010-04-11 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/utils2.c (build_cond_expr): Take the address and
- dereference if the result type is passed by reference.
-
-2010-04-11 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/trans.c (Case_Statement_to_gnu): Bool-ify variable.
- (gnat_to_gnu) <N_Null_Statement>: When not optimizing, generate a
- goto to the next statement.
-
-2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/gigi.h (maybe_variable): Delete.
- (protect_multiple_eval): Likewise.
- (maybe_stabilize_reference): Likewise.
- (gnat_save_expr): Declare.
- (gnat_protect_expr): Likewise.
- (gnat_stabilize_reference): Likewise.
- * gcc-interface/decl.c (gnat_to_gnu_entity) <object>: Use
- gnat_stabilize_reference.
- (maybe_variable): Delete.
- (elaborate_expression_1): Use gnat_save_expr.
- * gcc-interface/trans.c (Attribute_to_gnu): Use gnat_protect_expr.
- (call_to_gnu): Pass NULL to gnat_stabilize_reference.
- (gnat_to_gnu) <N_Object_Declaration>: Use gnat_save_expr.
- <N_Slice>: Use gnat_protect_exp.
- <N_Selected_Component>: Pass NULL to gnat_stabilize_reference.
- <N_In>: Use gnat_protect_expr.
- Pass NULL to gnat_stabilize_reference.
- (build_unary_op_trapv): Use gnat_protect_expr.
- (build_binary_op_trapv): Likewise.
- (emit_range_check): Likewise.
- (emit_index_check): Likewise.
- (convert_with_check): Likewise.
- (protect_multiple_eval): Move to utils2.c file.
- (maybe_stabilize_reference): Merge into...
- (gnat_stabilize_reference): ...this. Move to utils2.c file.
- (gnat_stabilize_reference_1): Likewise.
- * gcc-interface/utils.c (convert_to_fat_pointer): Use gnat_protect_expr
- instead of protect_multiple_eval.
- * gcc-interface/utils2.c (compare_arrays): Likewise.
- (nonbinary_modular_operation): Likewise.
- (maybe_wrap_malloc): Likewise.
- (build_allocator): Likewise.
- (gnat_save_expr): New function.
- (gnat_protect_expr): Rename from protect_multiple_eval. Early return
- in common cases. Propagate TREE_READONLY onto dereferences.
- (gnat_stabilize_reference_1): Move from trans.c file.
- (gnat_stabilize_reference): Likewise.
-
-2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/gigi.h (gnat_mark_addressable): Rename parameter.
- * gcc-interface/decl.c (maybe_variable): Do not set TREE_STATIC on _REF
- node. Use the type of the operand to set TREE_READONLY.
- * gcc-interface/trans.c (Identifier_to_gnu): Do not set TREE_STATIC on
- _REF node. Do not overwrite TREE_READONLY.
- (call_to_gnu): Rename local variable and fix various nits. In the
- copy-in/copy-out case, build the SAVE_EXPR manually.
- (convert_with_check): Call protect_multiple_eval in lieu of save_expr
- and fold the computations.
- (protect_multiple_eval): Always save entire fat pointers.
- (maybe_stabilize_reference): Minor tweaks.
- (gnat_stabilize_reference_1): Likewise. Do not deal with tcc_constant,
- tcc_type and tcc_statement.
- * gcc-interface/utils.c (convert_to_fat_pointer): Call
- protect_multiple_eval in lieu of save_expr.
- (convert): Minor tweaks.
- (maybe_unconstrained_array): Do not set TREE_STATIC on _REF node.
- (builtin_type_for_size): Call gnat_type_for_size directly.
- * gcc-interface/utils2.c (contains_save_expr_p): Delete.
- (contains_null_expr): Likewise
- (gnat_build_constructor): Do not call it.
- (compare_arrays): Deal with all side-effects, use protect_multiple_eval
- instead of gnat_stabilize_reference to protect the operands.
- (nonbinary_modular_operation): Call protect_multiple_eval in lieu of
- save_expr.
- (maybe_wrap_malloc): Likewise.
- (build_allocator): Likewise.
- (build_unary_op) <INDIRECT_REF>: Do not set TREE_STATIC on _REF node.
- (gnat_mark_addressable): Rename parameter.
-
-2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
-
- * gcc-interface/ada-tree.h (TYPE_RETURNS_UNCONSTRAINED_P): Rename into.
- (TYPE_RETURN_UNCONSTRAINED_P): ...this.
- (TYPE_RETURNS_BY_REF_P): Rename into.
- (TYPE_RETURN_BY_DIRECT_REF_P): ...this.
- (TYPE_RETURNS_BY_TARGET_PTR_P): Delete.
- * gcc-interface/gigi.h (create_subprog_type): Adjust parameter names.
- (build_return_expr): Likewise.
- * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Subprogram_Type>:
- Rename local variables. If the return Mechanism is By_Reference, pass
- return_by_invisible_ref_p to create_subprog_type instead of toggling
- TREE_ADDRESSABLE. Test return_by_invisible_ref_p in order to annotate
- the mechanism. Use regular return for contrained types with non-static
- size and return by invisible reference for unconstrained return types
- with default discriminants. Update comment.
- * gcc-interface/trans.c (Subprogram_Body_to_gnu): If the function
- returns by invisible reference, turn the RESULT_DECL into a pointer.
- Do not handle DECL_BY_REF_P in the CICO case here.
- (call_to_gnu): Remove code handling return by target pointer. For a
- function call, if the return type has non-constant size, generate the
- assignment with an INIT_EXPR.
- (gnat_to_gnu) <N_Return_Statement>: Remove dead code in the CICO case.
- If the function returns by invisible reference, build the copy return
- operation manually.
- (add_decl_expr): Initialize the variable with an INIT_EXPR.
- * gcc-interface/utils.c (create_subprog_type): Adjust parameter names.
- Adjust for renaming of macros. Copy the node only when necessary.
- (create_subprog_decl): Do not toggle TREE_ADDRESSABLE on the return
- type, only change DECL_BY_REFERENCE on the RETURN_DECL.
- (convert_from_reference): Delete.
- (is_byref_result): Likewise.
- (gnat_genericize_r): Likewise.
- (gnat_genericize): Likewise.
- (end_subprog_body): Do not call gnat_genericize.
- * gcc-interface/utils2.c (build_binary_op) <INIT_EXPR>: New case.
- (build_return_expr): Adjust parameter names, logic and comment.
-
2010-04-07 Eric Botcazou <ebotcazou@adacore.com>
* exp_pakd.adb (Create_Packed_Array_Type): Always use a modular type
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