* *
* C Header File *
* *
- * Copyright (C) 1992-2009, Free Software Foundation, Inc. *
+ * Copyright (C) 1992-2010, Free Software Foundation, Inc. *
* *
* GNAT is free software; you can redistribute it and/or modify it under *
* terms of the GNU General Public License as published by the Free Soft- *
/* For RECORD_TYPE, UNION_TYPE, and QUAL_UNION_TYPE, nonzero if this is a
record being used as a fat pointer (only true for RECORD_TYPE). */
-#define TYPE_IS_FAT_POINTER_P(NODE) \
+#define TYPE_FAT_POINTER_P(NODE) \
TYPE_LANG_FLAG_0 (RECORD_OR_UNION_CHECK (NODE))
-#define TYPE_FAT_POINTER_P(NODE) \
- (TREE_CODE (NODE) == RECORD_TYPE && TYPE_IS_FAT_POINTER_P (NODE))
+#define TYPE_IS_FAT_POINTER_P(NODE) \
+ (TREE_CODE (NODE) == RECORD_TYPE && TYPE_FAT_POINTER_P (NODE))
/* For integral types and array types, nonzero if this is a packed array type
used for bit-packed types. Such types should not be extended to a larger
/* For FUNCTION_TYPE, nonzero if this denotes a function returning an
unconstrained array or record. */
-#define TYPE_RETURNS_UNCONSTRAINED_P(NODE) \
+#define TYPE_RETURN_UNCONSTRAINED_P(NODE) \
TYPE_LANG_FLAG_1 (FUNCTION_TYPE_CHECK (NODE))
/* For RECORD_TYPE, UNION_TYPE, and QUAL_UNION_TYPE, nonzero if this denotes
front-end. */
#define TYPE_EXTRA_SUBTYPE_P(NODE) TYPE_LANG_FLAG_2 (NODE)
-/* Nonzero for composite types if this is a by-reference type. */
-#define TYPE_BY_REFERENCE_P(NODE) TYPE_LANG_FLAG_2 (NODE)
-
/* For RECORD_TYPE, UNION_TYPE, and QUAL_UNION_TYPE, nonzero if this is the
type for an object whose type includes its template in addition to
its value (only true for RECORD_TYPE). */
TYPE_LANG_FLAG_3 (INTEGER_TYPE_CHECK (NODE))
/* True if NODE is a thin pointer. */
-#define TYPE_THIN_POINTER_P(NODE) \
+#define TYPE_IS_THIN_POINTER_P(NODE) \
(POINTER_TYPE_P (NODE) \
&& TREE_CODE (TREE_TYPE (NODE)) == RECORD_TYPE \
&& TYPE_CONTAINS_TEMPLATE_P (TREE_TYPE (NODE)))
/* True if TYPE is either a fat or thin pointer to an unconstrained
array. */
-#define TYPE_FAT_OR_THIN_POINTER_P(NODE) \
- (TYPE_FAT_POINTER_P (NODE) || TYPE_THIN_POINTER_P (NODE))
+#define TYPE_IS_FAT_OR_THIN_POINTER_P(NODE) \
+ (TYPE_IS_FAT_POINTER_P (NODE) || TYPE_IS_THIN_POINTER_P (NODE))
/* For INTEGER_TYPEs, nonzero if the type has a biased representation. */
#define TYPE_BIASED_REPRESENTATION_P(NODE) \
#define TYPE_CONVENTION_FORTRAN_P(NODE) \
TYPE_LANG_FLAG_4 (ARRAY_TYPE_CHECK (NODE))
-/* For FUNCTION_TYPEs, nonzero if the function returns by reference. */
-#define TYPE_RETURNS_BY_REF_P(NODE) \
+/* For FUNCTION_TYPEs, nonzero if the function returns by direct reference,
+ i.e. the callee returns a pointer to a memory location it has allocated
+ and the caller only needs to dereference the pointer. */
+#define TYPE_RETURN_BY_DIRECT_REF_P(NODE) \
TYPE_LANG_FLAG_4 (FUNCTION_TYPE_CHECK (NODE))
/* For VOID_TYPE, ENUMERAL_TYPE, UNION_TYPE, and RECORD_TYPE, nonzero if this
is a dummy type, made to correspond to a private or incomplete type. */
#define TYPE_DUMMY_P(NODE) TYPE_LANG_FLAG_4 (NODE)
-/* True if TYPE is such a dummy type. */
#define TYPE_IS_DUMMY_P(NODE) \
((TREE_CODE (NODE) == VOID_TYPE || TREE_CODE (NODE) == RECORD_TYPE \
|| TREE_CODE (NODE) == UNION_TYPE || TREE_CODE (NODE) == ENUMERAL_TYPE) \
&& TYPE_DUMMY_P (NODE))
-/* For FUNCTION_TYPEs, nonzero if function returns by being passed a pointer
- to a place to store its result. */
-#define TYPE_RETURNS_BY_TARGET_PTR_P(NODE) \
- TYPE_LANG_FLAG_5 (FUNCTION_TYPE_CHECK (NODE))
-
/* For an INTEGER_TYPE, nonzero if TYPE_ACTUAL_BOUNDS is present. */
#define TYPE_HAS_ACTUAL_BOUNDS_P(NODE) \
TYPE_LANG_FLAG_5 (INTEGER_TYPE_CHECK (NODE))
/* For a RECORD_TYPE, nonzero if this was made just to supply needed
padding or alignment. */
-#define TYPE_IS_PADDING_P(NODE) TYPE_LANG_FLAG_5 (RECORD_TYPE_CHECK (NODE))
+#define TYPE_PADDING_P(NODE) TYPE_LANG_FLAG_5 (RECORD_TYPE_CHECK (NODE))
+
+#define TYPE_IS_PADDING_P(NODE) \
+ (TREE_CODE (NODE) == RECORD_TYPE && TYPE_PADDING_P (NODE))
/* True if TYPE can alias any other types. */
#define TYPE_UNIVERSAL_ALIASING_P(NODE) TYPE_LANG_FLAG_6 (NODE)
refer to the routine gnat_to_gnu_entity. */
#define TYPE_CI_CO_LIST(NODE) TYPE_LANG_SLOT_1 (FUNCTION_TYPE_CHECK (NODE))
+/* For a VECTOR_TYPE, this is the representative array type. */
+#define TYPE_REPRESENTATIVE_ARRAY(NODE) \
+ TYPE_LANG_SLOT_1 (VECTOR_TYPE_CHECK (NODE))
+
/* For numerical types, this holds various RM-defined values. */
#define TYPE_RM_VALUES(NODE) TYPE_LANG_SLOT_1 (NUMERICAL_TYPE_CHECK (NODE))
been elaborated and TREE_READONLY is not set on it. */
#define DECL_READONLY_ONCE_ELAB(NODE) DECL_LANG_FLAG_0 (VAR_DECL_CHECK (NODE))
+/* Nonzero in a CONST_DECL if its value is (essentially) the address of a
+ constant CONSTRUCTOR. */
+#define DECL_CONST_ADDRESS_P(NODE) DECL_LANG_FLAG_0 (CONST_DECL_CHECK (NODE))
+
/* Nonzero if this decl is always used by reference; i.e., an INDIRECT_REF
is needed to access the object. */
#define DECL_BY_REF_P(NODE) DECL_LANG_FLAG_1 (NODE)
#define SET_DECL_ORIGINAL_FIELD(NODE, X) \
SET_DECL_LANG_SPECIFIC (FIELD_DECL_CHECK (NODE), X)
+/* Set DECL_ORIGINAL_FIELD of FIELD1 to (that of) FIELD2. */
+#define SET_DECL_ORIGINAL_FIELD_TO_FIELD(FIELD1, FIELD2) \
+ SET_DECL_ORIGINAL_FIELD ((FIELD1), \
+ DECL_ORIGINAL_FIELD (FIELD2) \
+ ? DECL_ORIGINAL_FIELD (FIELD2) : (FIELD2))
+
+/* Return true if FIELD1 and FIELD2 represent the same field. */
+#define SAME_FIELD_P(FIELD1, FIELD2) \
+ ((FIELD1) == (FIELD2) \
+ || DECL_ORIGINAL_FIELD (FIELD1) == (FIELD2) \
+ || (FIELD1) == DECL_ORIGINAL_FIELD (FIELD2) \
+ || (DECL_ORIGINAL_FIELD (FIELD1) \
+ && (DECL_ORIGINAL_FIELD (FIELD1) == DECL_ORIGINAL_FIELD (FIELD2))))
+
/* In a VAR_DECL, points to the object being renamed if the VAR_DECL is a
renaming pointer, otherwise 0. Note that this object is guaranteed to
be protected against multiple evaluations. */