+2010-04-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * back-end.adb (Call_Back_End): Pass Standard_Character to gigi.
+ * gcc-interface/gigi.h (gigi): Add standard_character parameter.
+ (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
+ LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE, DOUBLE_TYPE_SIZE,
+ LONG_DOUBLE_TYPE_SIZE, SIZE_TYPE): Delete.
+ * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Call
+ rm_size.
+ * gcc-interface/misc.c (gnat_init): Set signedness of char as per
+ flag_signed_char. Tag sizetype with "size_type" moniker.
+ * gcc-interface/trans.c (gigi): Add standard_character parameter.
+ Remove useless built-in types. Equate unsigned_char_type_node to
+ Standard.Character. Use it instead of char_type_node throughout.
+ (Attribute_to_gnu): Likewise.
+ (gnat_to_gnu): Likewise.
+ * gcc-interface/utils2.c (build_call_raise): Likewise.
+
+2010-04-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc-interface/gigi.h (enum standard_datatypes): Add new values
+ ADT_sbitsize_one_node and ADT_sbitsize_unit_node.
+ (sbitsize_one_node): New macro.
+ (sbitsize_unit_node): Likewise.
+ * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Fix
+ latent bug in the computation of subrange_p. Fold wider_p predicate.
+ (cannot_be_superflat_p): Use an explicitly signed 64-bit type to do
+ the final comparison.
+ (make_aligning_type): Build real negation and use sizetype throughout
+ the offset computation.
+ (maybe_pad_type): Do not issue the warning when the new size expression
+ is too complex.
+ (annotate_value) <INTEGER_CST>: Simplify code handling negative values.
+ * gcc-interface/misc.c (gnat_init): Initialize sbitsize_one_node and
+ sbitsize_unit_node.
+ * gcc-interface/trans.c (Attribute_to_gnu) <Attr_Pool_Address>: Fold
+ double negation.
+ (gnat_to_gnu) <N_Free_Statement>: Likewise.
+ * gcc-interface/utils.c (convert): Use sbitsize_unit_node.
+ * gcc-interface/utils2.c (compare_arrays): Compute real lengths and use
+ constants in sizetype. Remove dead code and tweak comments. Generate
+ equality instead of inequality comparisons for zero length tests.
+
+2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc-interface/gigi.h (gnat_init_decl_processing): Delete.
+ * gcc-interface/decl.c (gnat_to_gnu_entity): Constify a few variables.
+ <object>: Do not create the fake PARM_DECL if no debug info is needed.
+ Do not create the corresponding VAR_DECL of a CONST_DECL for debugging
+ purposes if no debug info is needed.
+ Fix formatting. Reorder and add comments.
+ * gcc-interface/trans.c (gnat_to_gnu) <N_Attribute_Reference>: Constify
+ variable and remove obsolete comment.
+ * gcc-interface/utils.c (convert_vms_descriptor64): Tweak comment.
+ (convert_vms_descriptor32): Likewise.
+ (convert): Remove dead code.
+ <UNCONSTRAINED_ARRAY_REF>: Pass the field instead of its name to build
+ the reference to the P_ARRAY pointer.
+ <POINTER_TYPE>: Likewise.
+ (maybe_unconstrained_array) <UNCONSTRAINED_ARRAY_TYPE>: Likewise.
+ (gnat_init_decl_processing): Delete, move contents to...
+ * gcc-interface/misc.c (gnat_init): ...here.
+
+2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc-interface/trans.c (unchecked_conversion_nop): Handle function
+ calls. Return true for conversion from a record subtype to its type.
+
+2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc-interface/decl.c (gnat_to_gnu_entity): Use boolean_type_node in
+ lieu of integer_type_node for boolean operations.
+ (choices_to_gnu): Likewise.
+ * gcc-interface/trans.c (Attribute_to_gnu): Likewise.
+ (Loop_Statement_to_gnu): Likewise.
+ (establish_gnat_vms_condition_handler): Likewise.
+ (Exception_Handler_to_gnu_sjlj): Likewise.
+ (gnat_to_gnu): Likewise.
+ (build_unary_op_trapv): Likewise.
+ (build_binary_op_trapv): Likewise.
+ (emit_range_check): Likewise.
+ (emit_index_check): Likewise.
+ (convert_with_check): Likewise.
+ * gcc-interface/utils.c (convert_vms_descriptor64): Likewise.
+ (convert_vms_descriptor32): Likewise.
+ (convert_vms_descriptor): Likewise.
+ * gcc-interface/utils2.c (nonbinary_modular_operation): Likewise.
+ (compare_arrays): Use boolean instead of integer constants.
+ (build_binary_op) <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR,
+ TRUTH_OR_EXPR, TRUTH_XOR_EXPR>: New case. Check that the result type
+ is a boolean type.
+ <GE_EXPR, LE_EXPR, GT_EXPR, LT_EXPR>: Remove obsolete assertion.
+ <EQ_EXPR, NE_EXPR>: Check that the result type is a boolean type.
+ <PREINC/PREDECREMENT_EXPR, POSTINC/POSTDECREMENT_EXPR>: Delete.
+ <TRUTH_NOT_EXPR>: Check that the result type is a boolean type.
+ (build_unary_op): Use boolean_type_node in lieu of integer_type_node
+ for boolean operations.
+ (fill_vms_descriptor): Likewise. Fix formatting nits.
+
+2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc-interface/ada-tree.def (LOOP_STMT): Change to 4-operand nodes.
+ * gcc-interface/ada-tree.h (LOOP_STMT_TOP_COND, LOOP_STMT_BOT_COND):
+ Merge into...
+ (LOOP_STMT_COND): ...this.
+ (LOOP_STMT_BOTTOM_COND_P): New flag.
+ (LOOP_STMT_TOP_UPDATE_P): Likewise.
+ * gcc-interface/trans.c (can_equal_min_or_max_val_p): New function.
+ (can_equal_min_val_p): New static inline function.
+ (can_equal_max_val_p): Likewise.
+ (Loop_Statement_to_gnu): Use build4 in lieu of build5 and adjust to
+ new LOOP_STMT semantics. Use two different strategies depending on
+ whether optimization is enabled to translate the loop.
+ (gnat_gimplify_stmt) <LOOP_STMT>: Adjust to new LOOP_STMT semantics.
+
+2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * uintp.adb (UI_From_Dint): Remove useless code.
+ (UI_From_Int): Likewise.
+ * uintp.h: Reorder declarations.
+ (UI_From_gnu): Declare.
+ (UI_Base): Likewise.
+ (Vector_Template): Likewise.
+ (Vector_To_Uint): Likewise.
+ (Uint_0): Remove.
+ (Uint_1): Likewise.
+ * gcc-interface/gigi.h: Tweak comments.
+ * gcc-interface/cuintp.c (UI_From_gnu): New global function.
+ * gcc-interface/decl.c (maybe_pad_type): Do not warn if either size
+ overflows.
+ (annotate_value) <INTEGER_CST>: Call UI_From_gnu.
+ * gcc-interface/trans.c (post_error_ne_num): Call post_error_ne.
+ (post_error_ne_tree): Call UI_From_gnu and post_error_ne.
+ * gcc-interface/utils.c (max_size) <tcc_binary>: Do not special-case
+ TYPE_MAX_VALUE.
+
2010-04-16 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (make_type_from_size) <INTEGER_TYPE>: Just copy