1 2010-04-25 Eric Botcazou <ebotcazou@adacore.com>
3 * exp_dbug.ads: Fix outdated description. Mention link between XVS
5 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Subtype>: Set
6 XVZ variable as unit size of XVS type.
7 (maybe_pad_type): Likewise.
9 2010-04-25 Eric Botcazou <ebotcazou@adacore.com>
11 * gcc-interface/trans.c (gnat_to_gnu) <N_Assignment_Statement>: Do not
12 use memmove if the array type is bit-packed.
14 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
16 * gcc-interface/misc.c (gnat_init): Remove second argument in call to
17 build_common_tree_nodes.
19 2010-04-18 Ozkan Sezer <sezeroz@gmail.com>
21 * gsocket.h: Make sure that winsock2.h is included before windows.h.
23 2010-04-17 Eric Botcazou <ebotcazou@adacore.com>
25 * gcc-interface/utils2.c (build_unary_op) <ATTR_ADDR_EXPR>: Do not
28 2010-04-17 Eric Botcazou <ebotcazou@adacore.com>
30 * uintp.h (UI_Lt): Declare.
31 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Type>: Do the size
32 computation in sizetype.
33 <E_Array_Subtype>: Use unified handling for all index types. Do not
34 generate MAX_EXPR-based expressions, only COND_EXPR-based ones. Add
36 (annotate_value): Change test for negative values.
37 (validate_size): Apply test for negative values on GNAT nodes.
38 (set_rm_size): Likewise.
39 * gcc-interface/misc.c (gnat_init): Set unsigned types for sizetypes.
40 * gcc-interface/utils.c (rest_of_record_type_compilation): Change test
42 (max_size) <MINUS_EXPR>: Do not reassociate a COND_EXPR on the LHS.
43 (builtin_type_for_size): Adjust definition of signed_size_type_node.
44 * gcc-interface/utils2.c (compare_arrays): Optimize comparison of
47 2010-04-17 Eric Botcazou <ebotcazou@adacore.com>
49 * back-end.adb (Call_Back_End): Pass Standard_Character to gigi.
50 * gcc-interface/gigi.h (gigi): Add standard_character parameter.
51 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
52 LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE, DOUBLE_TYPE_SIZE,
53 LONG_DOUBLE_TYPE_SIZE, SIZE_TYPE): Delete.
54 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Call
56 * gcc-interface/misc.c (gnat_init): Set signedness of char as per
57 flag_signed_char. Tag sizetype with "size_type" moniker.
58 * gcc-interface/trans.c (gigi): Add standard_character parameter.
59 Remove useless built-in types. Equate unsigned_char_type_node to
60 Standard.Character. Use it instead of char_type_node throughout.
61 (Attribute_to_gnu): Likewise.
62 (gnat_to_gnu): Likewise.
63 * gcc-interface/utils2.c (build_call_raise): Likewise.
65 2010-04-17 Eric Botcazou <ebotcazou@adacore.com>
67 * gcc-interface/gigi.h (enum standard_datatypes): Add new values
68 ADT_sbitsize_one_node and ADT_sbitsize_unit_node.
69 (sbitsize_one_node): New macro.
70 (sbitsize_unit_node): Likewise.
71 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Fix
72 latent bug in the computation of subrange_p. Fold wider_p predicate.
73 (cannot_be_superflat_p): Use an explicitly signed 64-bit type to do
75 (make_aligning_type): Build real negation and use sizetype throughout
76 the offset computation.
77 (maybe_pad_type): Do not issue the warning when the new size expression
79 (annotate_value) <INTEGER_CST>: Simplify code handling negative values.
80 * gcc-interface/misc.c (gnat_init): Initialize sbitsize_one_node and
82 * gcc-interface/trans.c (Attribute_to_gnu) <Attr_Pool_Address>: Fold
84 (gnat_to_gnu) <N_Free_Statement>: Likewise.
85 * gcc-interface/utils.c (convert): Use sbitsize_unit_node.
86 * gcc-interface/utils2.c (compare_arrays): Compute real lengths and use
87 constants in sizetype. Remove dead code and tweak comments. Generate
88 equality instead of inequality comparisons for zero length tests.
90 2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
92 * gcc-interface/gigi.h (gnat_init_decl_processing): Delete.
93 * gcc-interface/decl.c (gnat_to_gnu_entity): Constify a few variables.
94 <object>: Do not create the fake PARM_DECL if no debug info is needed.
95 Do not create the corresponding VAR_DECL of a CONST_DECL for debugging
96 purposes if no debug info is needed.
97 Fix formatting. Reorder and add comments.
98 * gcc-interface/trans.c (gnat_to_gnu) <N_Attribute_Reference>: Constify
99 variable and remove obsolete comment.
100 * gcc-interface/utils.c (convert_vms_descriptor64): Tweak comment.
101 (convert_vms_descriptor32): Likewise.
102 (convert): Remove dead code.
103 <UNCONSTRAINED_ARRAY_REF>: Pass the field instead of its name to build
104 the reference to the P_ARRAY pointer.
105 <POINTER_TYPE>: Likewise.
106 (maybe_unconstrained_array) <UNCONSTRAINED_ARRAY_TYPE>: Likewise.
107 (gnat_init_decl_processing): Delete, move contents to...
108 * gcc-interface/misc.c (gnat_init): ...here.
110 2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
112 * gcc-interface/trans.c (unchecked_conversion_nop): Handle function
113 calls. Return true for conversion from a record subtype to its type.
115 2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
117 * gcc-interface/decl.c (gnat_to_gnu_entity): Use boolean_type_node in
118 lieu of integer_type_node for boolean operations.
119 (choices_to_gnu): Likewise.
120 * gcc-interface/trans.c (Attribute_to_gnu): Likewise.
121 (Loop_Statement_to_gnu): Likewise.
122 (establish_gnat_vms_condition_handler): Likewise.
123 (Exception_Handler_to_gnu_sjlj): Likewise.
124 (gnat_to_gnu): Likewise.
125 (build_unary_op_trapv): Likewise.
126 (build_binary_op_trapv): Likewise.
127 (emit_range_check): Likewise.
128 (emit_index_check): Likewise.
129 (convert_with_check): Likewise.
130 * gcc-interface/utils.c (convert_vms_descriptor64): Likewise.
131 (convert_vms_descriptor32): Likewise.
132 (convert_vms_descriptor): Likewise.
133 * gcc-interface/utils2.c (nonbinary_modular_operation): Likewise.
134 (compare_arrays): Use boolean instead of integer constants.
135 (build_binary_op) <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR,
136 TRUTH_OR_EXPR, TRUTH_XOR_EXPR>: New case. Check that the result type
138 <GE_EXPR, LE_EXPR, GT_EXPR, LT_EXPR>: Remove obsolete assertion.
139 <EQ_EXPR, NE_EXPR>: Check that the result type is a boolean type.
140 <PREINC/PREDECREMENT_EXPR, POSTINC/POSTDECREMENT_EXPR>: Delete.
141 <TRUTH_NOT_EXPR>: Check that the result type is a boolean type.
142 (build_unary_op): Use boolean_type_node in lieu of integer_type_node
143 for boolean operations.
144 (fill_vms_descriptor): Likewise. Fix formatting nits.
146 2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
148 * gcc-interface/ada-tree.def (LOOP_STMT): Change to 4-operand nodes.
149 * gcc-interface/ada-tree.h (LOOP_STMT_TOP_COND, LOOP_STMT_BOT_COND):
151 (LOOP_STMT_COND): ...this.
152 (LOOP_STMT_BOTTOM_COND_P): New flag.
153 (LOOP_STMT_TOP_UPDATE_P): Likewise.
154 * gcc-interface/trans.c (can_equal_min_or_max_val_p): New function.
155 (can_equal_min_val_p): New static inline function.
156 (can_equal_max_val_p): Likewise.
157 (Loop_Statement_to_gnu): Use build4 in lieu of build5 and adjust to
158 new LOOP_STMT semantics. Use two different strategies depending on
159 whether optimization is enabled to translate the loop.
160 (gnat_gimplify_stmt) <LOOP_STMT>: Adjust to new LOOP_STMT semantics.
162 2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
164 * uintp.adb (UI_From_Dint): Remove useless code.
165 (UI_From_Int): Likewise.
166 * uintp.h: Reorder declarations.
167 (UI_From_gnu): Declare.
169 (Vector_Template): Likewise.
170 (Vector_To_Uint): Likewise.
173 * gcc-interface/gigi.h: Tweak comments.
174 * gcc-interface/cuintp.c (UI_From_gnu): New global function.
175 * gcc-interface/decl.c (maybe_pad_type): Do not warn if either size
177 (annotate_value) <INTEGER_CST>: Call UI_From_gnu.
178 * gcc-interface/trans.c (post_error_ne_num): Call post_error_ne.
179 (post_error_ne_tree): Call UI_From_gnu and post_error_ne.
180 * gcc-interface/utils.c (max_size) <tcc_binary>: Do not special-case
183 2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
185 * gcc-interface/decl.c (make_type_from_size) <INTEGER_TYPE>: Just copy
187 * gcc-interface/trans.c (smaller_packable_type_p): Rename into...
188 (smaller_form_type_p): ...this. Change parameter and variable names.
189 (call_to_gnu): Use the nominal type of the parameter to create the
190 temporary if it's a smaller form of the actual type.
191 (addressable_p): Return false if the actual type is integral and its
192 size is greater than that of the expected type.
194 2010-04-15 Eric Botcazou <ebotcazou@adacore.com>
196 * gcc-interface/cuintp.c (UI_To_gnu): Fix long line.
197 * gcc-interface/gigi.h (MARK_VISITED): Skip objects of constant class.
198 (process_attributes): Delete.
199 (post_error_ne_num): Change parameter name.
200 * gcc-interface/decl.c (gnat_to_gnu_entity): Do not force debug info
201 with -g3. Remove a couple of obsolete lines. Minor tweaks.
202 If type annotating mode, operate on trees to compute the adjustment to
203 the sizes of tagged types. Fix long line.
204 (cannot_be_superflat_p): Tweak head comment.
205 (annotate_value): Fold local constant.
206 (set_rm_size): Fix long line.
207 * gcc-interface/trans.c (Identifier_to_gnu): Rework comments.
208 (Attribute_to_gnu): Fix long line.
209 <Attr_Size>: Remove useless assertion.
210 Reorder statements. Use size_binop routine.
211 (Loop_Statement_to_gnu): Use build5 in lieu of build_nt.
212 Create local variables for the label and the test. Tweak comments.
213 (Subprogram_Body_to_gnu): Reset cfun to NULL.
214 (Compilation_Unit_to_gnu): Use the Sloc of the Unit node.
215 (process_inlined_subprograms): Integrate into...
216 (Compilation_Unit_to_gnu): ...this.
217 (gnat_to_gnu): Fix long line.
218 (post_error_ne_num): Change parameter name.
219 * gcc-interface/utils.c (process_attributes): Static-ify.
220 <ATTR_MACHINE_ATTRIBUTE>: Set input_location before proceeding.
221 (create_type_decl): Add comment.
222 (create_var_decl_1): Process the attributes after adding the VAR_DECL
223 to the current binding level.
224 (create_subprog_decl): Likewise for the FUNCTION_DECL.
225 (end_subprog_body): Do not reset cfun to NULL.
226 (build_vms_descriptor32): Fix long line.
227 (build_vms_descriptor): Likewise.
228 (handle_nonnull_attribute): Likewise.
229 (convert_vms_descriptor64): Likewise.
230 * gcc-interface/utils2.c (fill_vms_descriptor): Fix long line.
231 (gnat_protect_expr): Fix thinko.
233 2010-04-15 Eric Botcazou <ebotcazou@adacore.com>
235 * gcc-interface/trans.c (gigi): Set DECL_IGNORED_P on EH functions.
236 (gnat_to_gnu) <N_Op_Eq>: Restore the value of input_location
237 before translating the top-level node.
238 (lvalue_required_p) <N_Function_Call>: Return 1 if !constant.
239 <N_Object_Declaration>: Likewise.
240 <N_Assignment_Statement>: Likewise.
241 <N_Unchecked_Type_Conversion>: Likewise.
242 (call_to_gnu): Remove kludge.
243 (gnat_to_gnu) <N_Return_Statement>: When not optimizing, force labels
244 associated with user returns to be preserved.
245 (gnat_to_gnu): Add special code to deal with boolean rvalues.
246 * gcc-interface/utils2.c (compare_arrays): Set input_location on all
248 (build_unary_op) <ADDR_EXPR>: Call build_fold_addr_expr.
249 <INDIRECT_REF>: Call build_fold_indirect_ref.
251 2010-04-15 Joel Sherrill <joel.sherrill@oarcorp.com>
253 * g-socket.adb: A target can have multiple missing errno's. This
254 will result in multiple errno's being defined as -1. Because of this
255 we can not use a case but must use a series of if's to avoid
256 a duplicate case error in GNAT.Sockets.Resolve_Error.
258 2010-04-15 Eric Botcazou <ebotcazou@adacore.com>
260 * gcc-interface/trans.c (call_to_gnu): Open a nesting level if this is
261 a statement. Otherwise, if at top-level, push the processing of the
262 elaboration routine. In the misaligned case, issue the error messages
263 again on entry and create the temporary explicitly. Do not issue them
265 For a function call, emit the range check if necessary.
266 In the copy-in copy-out case, create the temporary for the return
268 Do not unnecessarily convert by-ref parameters to the formal's type.
269 Remove obsolete guards in conditions.
270 (gnat_to_gnu) <N_Assignment_Statement>: For a function call, pass the
271 target to call_to_gnu in all cases.
272 (gnat_gimplify_expr) <ADDR_EXPR>: Remove handling of SAVE_EXPR.
273 (addressable_p) <CONSTRUCTOR>: Return false if not static.
274 <COMPOUND_EXPR>: New case.
275 * gcc-interface/utils2.c (build_unary_op) <ADDR_EXPR>: Fold a compound
276 expression if it has unconstrained array type.
277 (gnat_mark_addressable) <COMPOUND_EXPR>: New case.
278 (gnat_stabilize_reference) <COMPOUND_EXPR>: Stabilize operands on an
281 2010-04-15 Eric Botcazou <ebotcazou@adacore.com>
283 * gcc-interface/trans.c (gigi): Do not start statement group.
284 (Compilation_Unit_to_gnu): Set current_function_decl to NULL.
285 Start statement group and push binding level here...
286 (gnat_to_gnu) <N_Compilation_Unit>: ...and not here.
287 Do not push fake contexts at top level. Remove redundant code.
288 (call_to_gnu): Rename a local variable and constify another.
289 * gcc-interface/utils.c (gnat_pushlevel): Fix formatting nits.
290 (set_current_block_context): Set it as the group's block.
291 (gnat_init_decl_processing): Delete unrelated init code.
292 (end_subprog_body): Use NULL_TREE.
294 2010-04-15 Eric Botcazou <ebotcazou@adacore.com>
296 * gcc-interface/trans.c (call_to_gnu): Do not unnecessarily force
297 side-effects of actual parameters before the call.
299 2010-04-15 Eric Botcazou <ebotcazou@adacore.com>
301 * gcc-interface/decl.c (validate_size): Reorder, remove obsolete test
303 (set_rm_size): Reorder and remove obsolete test.
305 2010-04-14 Eric Botcazou <ebotcazou@adacore.com>
307 * gcc-interface/gigi.h: Reorder declarations and tweak comments.
308 (gigi): Adjust ATTRIBUTE_UNUSED markers.
309 * gcc-interface/gadaint.h: New file.
310 * gcc-interface/trans.c: Include it in lieu of adaint.h. Reorder.
311 (__gnat_to_canonical_file_spec): Remove declaration.
312 (number_names): Delete.
313 (number_files): Likewise.
315 * gcc-interface/Make-lang.in (ada/trans.o): Adjust dependencies to
318 2010-04-14 Eric Botcazou <ebotcazou@adacore.com>
320 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Class_Wide_Type>: Fix
322 * gcc-interface/trans.c (process_freeze_entity): Use local copy of
323 Ekind. Return early for class-wide types. Do not compute initializer
324 unless necessary. Reuse the tree for an associated class-wide type
325 only if processing its root type.
327 2010-04-13 Joel Sherrill <joel.sherrill@oarcorp.com>
329 * gsocket.h: Run-time can no longer be built without network
330 OS headers available. Changing RTEMS GNAT build procedure to
331 reflect this and letting run-time build use network .h files.
333 2010-04-13 Duncan Sands <baldrick@free.fr>
335 * gcc-interface/misc.c (gnat_eh_type_covers): Remove.
336 * gcc-interface/trans.c (Exception_Handler_to_gnu_zcx): Update comment.
338 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
340 * gcc-interface/gigi.h (standard_datatypes): Add ADT_parent_name_id.
341 (parent_name_id): New macro.
342 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Type>: Use it.
343 * gcc-interface/trans.c (gigi): Initialize it.
344 (lvalue_required_p) <N_Type_Conversion>: New case.
345 <N_Qualified_Expression>: Likewise.
346 <N_Allocator>: Likewise.
347 * gcc-interface/utils.c (convert): Try to properly upcast tagged types.
349 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
351 * gcc-interface/ada-tree.h (TYPE_BY_REFERENCE_P): Delete.
352 (DECL_CONST_ADDRESS_P): New macro.
353 (SET_DECL_ORIGINAL_FIELD_TO_FIELD): Likewise.
354 (SAME_FIELD_P): Likewise.
355 * gcc-interface/decl.c (constructor_address_p): New static function.
356 (gnat_to_gnu_entity) <object>: Set DECL_CONST_ADDRESS_P according to
357 the return value of above function.
358 (gnat_to_gnu_entity) <E_Record_Type>: Force BLKmode for all types
360 <E_Record_Subtype>: Likewise.
361 Set TREE_ADDRESSABLE on the type if it passed by reference.
362 (make_packable_type): Use SET_DECL_ORIGINAL_FIELD_TO_FIELD.
363 (create_field_decl_from): Likewise.
364 (substitute_in_type): Likewise.
365 (purpose_member_field): Use SAME_FIELD_P.
366 * gcc-interface/misc.c (must_pass_by_ref): Test TREE_ADDRESSABLE.
367 * gcc-interface/trans.c (lvalue_required_p): Add ADDRESS_OF_CONSTANT
368 parameter and adjust recursive calls.
369 <N_Explicit_Dereference>: New case.
370 <N_Object_Declaration>: Return 1 if the object is of a class-wide type.
371 Adjust calls to lvalue_required_p. Do not return the initializer of a
372 DECL_CONST_ADDRESS_P constant if an lvalue is required for it.
373 (call_to_gnu): Delay issuing error message for a misaligned actual and
374 avoid the associated back-end assertion. Test TREE_ADDRESSABLE.
375 (gnat_gimplify_expr) <ADDR_EXPR>: Handle non-static constructors.
376 * gcc-interface/utils.c (make_dummy_type): Set TREE_ADDRESSABLE if the
377 type is passed by reference.
378 (convert) <CONSTRUCTOR>: Convert in-place in more cases.
379 * gcc-interface/utils2.c (build_cond_expr): Drop TYPE_BY_REFERENCE_P.
380 (build_simple_component_ref): Use SAME_FIELD_P.
382 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
384 * gcc-interface/trans.c (Identifier_to_gnu): Use boolean variable.
385 (call_to_gnu): Test gigi's flag TYPE_BY_REFERENCE_P instead of calling
386 front-end's predicate Is_By_Reference_Type. Use consistent order and
387 remove ??? comment. Use original conversion in all cases, if any.
388 * gcc-interface/utils.c (make_dummy_type): Minor tweak.
389 (convert): Use local copy in more cases.
390 <INDIRECT_REF>: Remove deactivated code.
391 (unchecked_convert): Use a couple of local copies.
393 2010-04-11 Eric Botcazou <ebotcazou@adacore.com>
395 * gcc-interface/trans.c (lvalue_required_for_attribute_p): New static
397 (lvalue_required_p) <N_Attribute_Reference>: Call it.
398 (gnat_to_gnu) <N_Selected_Component>: Prevent build_component_ref from
399 folding the result only if lvalue_required_for_attribute_p is true.
400 * gcc-interface/utils.c (maybe_unconstrained_array): Pass correctly
401 typed constant to build_component_ref.
402 (unchecked_convert): Likewise.
403 * gcc-interface/utils2.c (maybe_wrap_malloc): Likewise.
404 (build_allocator): Likewise.
406 2010-04-11 Eric Botcazou <ebotcazou@adacore.com>
408 * gcc-interface/utils2.c (build_cond_expr): Take the address and
409 dereference if the result type is passed by reference.
411 2010-04-11 Eric Botcazou <ebotcazou@adacore.com>
413 * gcc-interface/trans.c (Case_Statement_to_gnu): Bool-ify variable.
414 (gnat_to_gnu) <N_Null_Statement>: When not optimizing, generate a
415 goto to the next statement.
417 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
419 * gcc-interface/gigi.h (maybe_variable): Delete.
420 (protect_multiple_eval): Likewise.
421 (maybe_stabilize_reference): Likewise.
422 (gnat_save_expr): Declare.
423 (gnat_protect_expr): Likewise.
424 (gnat_stabilize_reference): Likewise.
425 * gcc-interface/decl.c (gnat_to_gnu_entity) <object>: Use
426 gnat_stabilize_reference.
427 (maybe_variable): Delete.
428 (elaborate_expression_1): Use gnat_save_expr.
429 * gcc-interface/trans.c (Attribute_to_gnu): Use gnat_protect_expr.
430 (call_to_gnu): Pass NULL to gnat_stabilize_reference.
431 (gnat_to_gnu) <N_Object_Declaration>: Use gnat_save_expr.
432 <N_Slice>: Use gnat_protect_exp.
433 <N_Selected_Component>: Pass NULL to gnat_stabilize_reference.
434 <N_In>: Use gnat_protect_expr.
435 Pass NULL to gnat_stabilize_reference.
436 (build_unary_op_trapv): Use gnat_protect_expr.
437 (build_binary_op_trapv): Likewise.
438 (emit_range_check): Likewise.
439 (emit_index_check): Likewise.
440 (convert_with_check): Likewise.
441 (protect_multiple_eval): Move to utils2.c file.
442 (maybe_stabilize_reference): Merge into...
443 (gnat_stabilize_reference): ...this. Move to utils2.c file.
444 (gnat_stabilize_reference_1): Likewise.
445 * gcc-interface/utils.c (convert_to_fat_pointer): Use gnat_protect_expr
446 instead of protect_multiple_eval.
447 * gcc-interface/utils2.c (compare_arrays): Likewise.
448 (nonbinary_modular_operation): Likewise.
449 (maybe_wrap_malloc): Likewise.
450 (build_allocator): Likewise.
451 (gnat_save_expr): New function.
452 (gnat_protect_expr): Rename from protect_multiple_eval. Early return
453 in common cases. Propagate TREE_READONLY onto dereferences.
454 (gnat_stabilize_reference_1): Move from trans.c file.
455 (gnat_stabilize_reference): Likewise.
457 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
459 * gcc-interface/gigi.h (gnat_mark_addressable): Rename parameter.
460 * gcc-interface/decl.c (maybe_variable): Do not set TREE_STATIC on _REF
461 node. Use the type of the operand to set TREE_READONLY.
462 * gcc-interface/trans.c (Identifier_to_gnu): Do not set TREE_STATIC on
463 _REF node. Do not overwrite TREE_READONLY.
464 (call_to_gnu): Rename local variable and fix various nits. In the
465 copy-in/copy-out case, build the SAVE_EXPR manually.
466 (convert_with_check): Call protect_multiple_eval in lieu of save_expr
467 and fold the computations.
468 (protect_multiple_eval): Always save entire fat pointers.
469 (maybe_stabilize_reference): Minor tweaks.
470 (gnat_stabilize_reference_1): Likewise. Do not deal with tcc_constant,
471 tcc_type and tcc_statement.
472 * gcc-interface/utils.c (convert_to_fat_pointer): Call
473 protect_multiple_eval in lieu of save_expr.
474 (convert): Minor tweaks.
475 (maybe_unconstrained_array): Do not set TREE_STATIC on _REF node.
476 (builtin_type_for_size): Call gnat_type_for_size directly.
477 * gcc-interface/utils2.c (contains_save_expr_p): Delete.
478 (contains_null_expr): Likewise
479 (gnat_build_constructor): Do not call it.
480 (compare_arrays): Deal with all side-effects, use protect_multiple_eval
481 instead of gnat_stabilize_reference to protect the operands.
482 (nonbinary_modular_operation): Call protect_multiple_eval in lieu of
484 (maybe_wrap_malloc): Likewise.
485 (build_allocator): Likewise.
486 (build_unary_op) <INDIRECT_REF>: Do not set TREE_STATIC on _REF node.
487 (gnat_mark_addressable): Rename parameter.
489 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
491 * gcc-interface/ada-tree.h (TYPE_RETURNS_UNCONSTRAINED_P): Rename into.
492 (TYPE_RETURN_UNCONSTRAINED_P): ...this.
493 (TYPE_RETURNS_BY_REF_P): Rename into.
494 (TYPE_RETURN_BY_DIRECT_REF_P): ...this.
495 (TYPE_RETURNS_BY_TARGET_PTR_P): Delete.
496 * gcc-interface/gigi.h (create_subprog_type): Adjust parameter names.
497 (build_return_expr): Likewise.
498 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Subprogram_Type>:
499 Rename local variables. If the return Mechanism is By_Reference, pass
500 return_by_invisible_ref_p to create_subprog_type instead of toggling
501 TREE_ADDRESSABLE. Test return_by_invisible_ref_p in order to annotate
502 the mechanism. Use regular return for contrained types with non-static
503 size and return by invisible reference for unconstrained return types
504 with default discriminants. Update comment.
505 * gcc-interface/trans.c (Subprogram_Body_to_gnu): If the function
506 returns by invisible reference, turn the RESULT_DECL into a pointer.
507 Do not handle DECL_BY_REF_P in the CICO case here.
508 (call_to_gnu): Remove code handling return by target pointer. For a
509 function call, if the return type has non-constant size, generate the
510 assignment with an INIT_EXPR.
511 (gnat_to_gnu) <N_Return_Statement>: Remove dead code in the CICO case.
512 If the function returns by invisible reference, build the copy return
514 (add_decl_expr): Initialize the variable with an INIT_EXPR.
515 * gcc-interface/utils.c (create_subprog_type): Adjust parameter names.
516 Adjust for renaming of macros. Copy the node only when necessary.
517 (create_subprog_decl): Do not toggle TREE_ADDRESSABLE on the return
518 type, only change DECL_BY_REFERENCE on the RETURN_DECL.
519 (convert_from_reference): Delete.
520 (is_byref_result): Likewise.
521 (gnat_genericize_r): Likewise.
522 (gnat_genericize): Likewise.
523 (end_subprog_body): Do not call gnat_genericize.
524 * gcc-interface/utils2.c (build_binary_op) <INIT_EXPR>: New case.
525 (build_return_expr): Adjust parameter names, logic and comment.
527 2010-04-07 Eric Botcazou <ebotcazou@adacore.com>
529 * exp_pakd.adb (Create_Packed_Array_Type): Always use a modular type
530 if the size is small enough. Propagate the alignment if there is an
531 alignment clause on the original array type.
532 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Modular_Integer_Subtype>
533 Deal with under-aligned packed array types. Copy the size onto the
534 justified modular type and don't lay it out again. Likewise for the
535 padding type built for other under-aligned subtypes.
536 * gcc-interface/utils.c (finish_record_type): Do not set a default mode
539 2010-04-07 Eric Botcazou <ebotcazou@adacore.com>
541 * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Procedure>: Set default
542 alignment on the RETURN type built for the Copy-In Copy-Out mechanism.
544 2010-04-07 Eric Botcazou <ebotcazou@adacore.com>
546 * gcc-interface/trans.c (call_to_gnu): In the return-by-target-ptr case
547 do not set the result type if there is a specified target and do not
548 convert the result in any cases.
549 (protect_multiple_eval): Make direct SAVE_EXPR for CALL_EXPR.
550 (maybe_stabilize_reference) <COMPOUND_EXPR>: Merge with CALL_EXPR.
552 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
554 * gcc-interface/Makefile.in (SPARC/Solaris): Use sparcv8plus.
556 2010-02-27 Eric Botcazou <ebotcazou@adacore.com>
559 * gcc-interface/utils2.c (build_binary_op) <EQ_EXPR>: Assert that fat
560 pointer base types are variant of each other. Apply special treatment
561 for null to fat pointer types in all cases.
563 2010-01-28 Pascal Obry <obry@adacore.com>
565 * s-win32.ads: Add some missing constants.
567 2010-01-28 Vincent Celier <celier@adacore.com>
569 * prj-attr-pm.adb (Add_Attribute): Do nothing if To_Package is
572 2010-01-28 Robert Dewar <dewar@adacore.com>
574 * gnat_rm.texi: Minor correction
576 2010-01-27 Pascal Obry <obry@adacore.com>
578 * g-awk.adb: ensure that an AWK session is reusable.
580 2010-01-27 Vasiliy Fofanov <fofanov@adacore.com>
582 * g-regist.adb (For_Every_Key): Fix previous change.
585 2010-01-27 Thomas Quinot <quinot@adacore.com>
587 * lib-writ.ads: Current version of spec for new N (note) ALI lines
589 2010-01-27 Yannick Moy <moy@adacore.com>
591 * a-cdlili.adb (Insert): Correct exception message when cursor
592 designates wrong list.
594 2010-01-27 Vincent Celier <celier@adacore.com>
596 * gnatcmd.adb: When there is only one main specified, the package
597 support Switches (<main>) and attribute Switches is specified for the
598 main, use these switches, instead of Default_Switches ("Ada").
600 2010-01-27 Robert Dewar <dewar@adacore.com>
602 * sem_prag.adb, par-prag.adb, snames.ads-tmpl: pragma Dimension initial
604 * exp_disp.adb: Minor reformatting
606 2010-01-27 Tristan Gingold <gingold@adacore.com>
608 * seh_init.c: Use __ImageBase instead of _ImageBase.
610 2010-01-27 Javier Miranda <miranda@adacore.com>
612 * exp_disp.ads, exp_disp.adb (Expand_Interface_Thunk): Modify the
613 profile of interface thunks. The type of the controlling formal is now
614 the covered interface type (instead of the target tagged type).
616 2010-01-27 Sergey Rybin <rybin@adacore.com>
618 * gnat_rm.texi, gnat_ugn.texi: Update gnatcheck doc.
620 2010-01-27 Robert Dewar <dewar@adacore.com>
622 * sinput.ads, sinput.adb (Sloc_Range): Applies to all nodes, formal
623 changed from Expr to N.
625 2010-01-26 Thomas Quinot <quinot@adacore.com>
627 * gnat_ugn.texi: Adjust documentation of -gnatz switches.
628 * usage.adb: Replace line for -gnatz with two lines for -gnatzc and
631 2010-01-26 Vincent Celier <celier@adacore.com>
633 * prj-attr.adb: Add new attribute Library_Install_Name_Option
634 Replace attribute Run_Path_Origin_Supported with Run_Path_Origin
635 * prj-nmsc.adb (Process_Project_Level_Simple_Attributes): Process
636 attributes Run_Path_Option and Library_Install_Name_Option.
637 * prj.ads (Project_Configuration): Replace component
638 Run_Path_Origin_Supported with component Run_Path_Origin. Add new
639 component Library_Install_Name_Option.
640 * snames.ads-tmpl: Add new standard name Library_Install_Name_Option
641 Replace Run_Path_Origin_Supported with Run_Path_Origin
643 2010-01-26 Ed Schonberg <schonberg@adacore.com>
645 * sem_ch8.adb (Use_One_Package): Within an instance, an actual package
646 is not hidden by a homograph declared in another actual package.
648 2010-01-26 Robert Dewar <dewar@adacore.com>
650 * par_sco.adb (Traverse_Declarations_Or_Statements): Only generate
651 decisions for pragmas Assert, Check, Precondition, Postcondition if
653 * scos.ads: Update comments.
654 * get_scos.adb, put_scos.adb: Minor fix to code reading statement SCOs.
655 Also remove obsolete code for CT (exit point) SCOs.
657 2010-01-26 Thomas Quinot <quinot@adacore.com>
659 * switch-c.adb: Fix handling of -gnatz*
661 2010-01-26 Robert Dewar <dewar@adacore.com>
663 * par_sco.adb (Traverse_Declarations_Or_Statements): Separate F/W
664 qualifiers for FOR/WHILE loops
665 * scos.ads: Use separate type letters F/W for for/while loops
667 2010-01-26 Robert Dewar <dewar@adacore.com>
669 * get_scos.adb (Get_SCOs): Implement new form of CS entries (multiple
670 entries per line, one for each statement in the sequence).
671 * par_sco.adb (Traverse_Declarations_Or_Statements): Increase array
672 size from 100 to 10_000 for SC_Array to avoid any real possibility of
673 overflow. Output decisions in for loops.
674 Exclude labels from CS lines.
675 * scos.ads: Clarify that label is not included in the entry point
677 2010-01-26 Robert Dewar <dewar@adacore.com>
679 * par_sco.adb (Traverse_Declarations_Or_Statments): Implement new
680 format of statement sequence SCO entries (one location/statement).
681 * put_scos.adb (Put_SCOs): Implement new format of CS lines
682 * scos.ads: Update comments.
683 * sem_eval.adb: Minor reformatting.
685 2010-01-26 Robert Dewar <dewar@adacore.com>
687 * par_sco.ads, par_sco.adb (Set_Statement_Entry): New handling of exits
688 (Extend_Statement_Sequence): New procedures
689 (Traverse_Declarations_Or_Statements): New handling for exits.
691 2010-01-26 Robert Dewar <dewar@adacore.com>
693 * par_sco.adb (Traverse_Declarations_Or_Statements): Add processing for
696 2010-01-26 Robert Dewar <dewar@adacore.com>
698 * par_sco.adb (Is_Logical_Operator): Exclude AND/OR/XOR
699 * scos.ads: Clarify handling of logical operators
701 2010-01-26 Arnaud Charlet <charlet@adacore.com>
703 * s-tpoben.adb: Update comments.
705 2010-01-26 Robert Dewar <dewar@adacore.com>
707 * freeze.adb (Set_Small_Size): Don't set size if alignment clause
710 2010-01-26 Robert Dewar <dewar@adacore.com>
712 * scos.ads: Clean up documentation, remove obsolete XOR references
713 2010-01-26 Vincent Celier <celier@adacore.com>
715 * gnat_ugn.texi: Complete documentation on the restrictions for
716 combined options in -gnatxxx switches.
719 2010-01-26 Arnaud Charlet <charlet@adacore.com>
721 * s-tpoben.adb (Initialize_Protection_Entries): If a PO is created from
722 a controlled operation, abort is already deferred at this point, so we
723 need to use Defer_Abort_Nestable.
725 2010-01-26 Vincent Celier <celier@adacore.com>
727 * prj-conf.adb (Get_Config_Switches): Check for a default language for
728 a project extending a project with no languages.
730 2010-01-26 Vincent Celier <celier@adacore.com>
732 * switch-c.adb (Scan_Front_End_Switches): Take into account options
734 Allow -gnateG to be followed by other options.
736 2010-01-26 Robert Dewar <dewar@adacore.com>
738 * s-commun.ads, s-osprim-mingw.adb, s-stchop-vxworks.adb, sem_aggr.adb,
739 s-vxwext.adb, sem_ch10.adb, sem_eval.adb, sem_prag.adb: Minor
742 2010-01-26 Vasiliy Fofanov <fofanov@adacore.com>
744 * g-regist.adb, g-regist.ads (For_Every_Key): New generic procedure
745 that allows to iterate over all subkeys of a key.
747 2010-01-26 Ed Falis <falis@adacore.com>
749 * sysdep.c: enable NFS for VxWorks MILS
750 * env.c: enable __gnat_environ for VxWorks MILS
751 * gcc-interface/Makefile.in: Add VxWorks MILS target pairs.
753 2010-01-25 Bob Duff <duff@adacore.com>
755 * sem_aggr.adb (Resolve_Array_Aggregate): Check for the case where this
756 is an internally-generated positional aggregate, and the bounds are
757 already correctly set. We don't want to overwrite those bounds with
758 bounds determined by context.
760 2010-01-25 Robert Dewar <dewar@adacore.com>
762 * g-sercom.ads, gnatcmd.adb, gnatlink.adb, a-ststio.adb, exp_ch6.adb,
763 exp_ch9.adb, g-sechas.ads: Minor reformatting.
765 2010-01-25 Thomas Quinot <quinot@adacore.com>
767 * s-commun.adb (Last_Index): Count must be converted to SEO (a signed
768 integer type) before subtracting 1, otherwise the computation may wrap
769 (because size_t is modular) and cause the conversion to fail.
771 2010-01-25 Ed Falis <falis@adacore.com>
773 * sysdep.c, init.c: Adapt to support full run-time on VxWorks MILS.
775 2010-01-25 Vincent Celier <celier@adacore.com>
777 * prj-attr.adb: New attribute Run_Path_Origin_Required
778 * prj-nmsc.adb (Process_Project_Level_Simple_Attributes): Process new
779 attribute Run_Path_Origin_Required.
780 * prj.ads (Project_Configuration): New component
781 Run_Path_Origin_Supported.
782 * snames.ads-tmpl: New standard name Run_Path_Origin_Required
784 2010-01-25 Ed Schonberg <schonberg@adacore.com>
786 * sem_aggr.adb (Resolve_Array_Aggregate): If the bounds in a choice
787 have errors, do not continue resolution of the aggregate.
788 * sem_eval.adb (Eval_Indexed_Component): Do not attempt to evaluate if
789 the array type indicates an error.
791 2010-01-25 Bob Duff <duff@adacore.com>
793 * sinfo.ads: Minor comment fixes.
795 2010-01-25 Bob Duff <duff@adacore.com>
797 * exp_ch4.adb, exp_aggr.adb: Minor comment fixes and code clean up.
799 2010-01-25 Arnaud Charlet <charlet@adacore.com>
801 * gnatvsn.ads (Current_Year): Update.
803 2010-01-25 Florian Villoing <villoing@adacore.com>
805 * gnat_ugn.texi: Fix typo.
807 2010-01-25 Thomas Quinot <quinot@adacore.com>
809 * scos.ads: Update specification.
811 2010-01-25 Ed Schonberg <schonberg@adacore.com>
813 * sem_ch6.adb (Process_PPCs): If a postcondition is present and the
814 enclosing subprogram has no previous spec, attach postcondition
815 procedure to the defining entity for the body.
817 2010-01-25 Ed Schonberg <schonberg@adacore.com>
819 * exp_aggr.adb (Build_Record_Aggr_Code); Do not generate call to
820 initialization procedure of the ancestor part of an extension aggregate
821 if it is an interface type.
823 2010-01-25 Vincent Celier <celier@adacore.com>
825 * gnatlink.adb (Process_Binder_File): The directory for the shared
826 version of libgcc in the run path options is found in the subdirectory
827 indicated by __gnat_default_libgcc_subdir.
828 * link.c: Declare new const char * __gnat_default_libgcc_subdir for
831 2010-01-25 Ed Schonberg <schonberg@adacore.com>
833 * sem_prag.adb: More flexible pragma Annotate.
835 2010-01-22 Eric Botcazou <ebotcazou@adacore.com>
837 * system-linux-armel.ads (Stack_Check_Probes): Set to True.
838 * system-linux-armeb.ads (Stack_Check_Probes): Likewise.
840 2010-01-18 Eric Botcazou <ebotcazou@adacore.com>
842 * gcc-interface/utils.c (create_var_decl_1): Fix formatting nits.
844 2010-01-18 Jan Hubicka <jh@suse.cz>
847 * gcc-interface/utils.c (create_var_decl_1): Do not set COMMON flag for
848 unit local variables.
850 2010-01-17 Laurent GUERBY <laurent@guerby.net>
852 * gcc-interface/Makefile.in: Fix typo in arm*-*-linux-gnueabi.
854 2010-01-11 Mikael Pettersson <mikpe@it.uu.se>
856 * gcc-interface/Makefile.in: Add arm*-*-linux-gnueabi.
857 * system-linux-armeb.ads, system-linux-armel.ads: New files.
859 2010-01-09 Simon Wright <simon@pushface.org>
862 * gcc-interface/Makefile.in (gnatlib-shared-darwin): Add missing
867 Copyright (C) 2010 Free Software Foundation, Inc.
869 Copying and distribution of this file, with or without modification,
870 are permitted in any medium without royalty provided the copyright
871 notice and this notice are preserved.