* *
* C Header File *
* *
- * $Revision: 1.1 $
- * *
- * Copyright (C) 1992-2001 Free Software Foundation, Inc. *
+ * Copyright (C) 1992-2003 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- *
* MA 02111-1307, USA. *
* *
* GNAT was originally developed by the GNAT team at New York University. *
- * It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). *
+ * Extensive contributions were provided by Ada Core Technologies Inc. *
* *
****************************************************************************/
};
#undef DEFTREECODE
+/* A tree to hold a loop ID. */
+struct tree_loop_id GTY(())
+{
+ struct tree_common common;
+ struct nesting *loop_id;
+};
+
+/* The language-specific tree. */
+union lang_tree_node
+ GTY((desc ("TREE_CODE (&%h.generic) == GNAT_LOOP_ID"),
+ chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
+{
+ union tree_node GTY ((tag ("0"),
+ desc ("tree_node_structure (&%h)")))
+ generic;
+ struct tree_loop_id GTY ((tag ("1"))) loop_id;
+};
+
+/* Ada uses the lang_decl and lang_type fields to hold more trees. */
+struct lang_decl GTY(())
+{
+ union lang_tree_node
+ GTY((desc ("TREE_CODE (&%h.generic) == GNAT_LOOP_ID"))) t;
+};
+struct lang_type GTY(())
+{
+ union lang_tree_node
+ GTY((desc ("TREE_CODE (&%h.generic) == GNAT_LOOP_ID"))) t;
+};
+
/* Flags added to GCC type nodes. */
/* For RECORD_TYPE, UNION_TYPE, and QUAL_UNION_TYPE, nonzero if this is a
|| TREE_CODE (NODE) == UNION_TYPE || TREE_CODE (NODE) == ENUMERAL_TYPE) \
&& TYPE_DUMMY_P (NODE))
-/* Nonzero if this corresponds to a type where alignment is guaranteed
- by other mechanisms (a tagged or packed type). */
-#define TYPE_ALIGN_OK_P(NODE) TYPE_LANG_FLAG_5 (NODE)
-
/* For an INTEGER_TYPE, nonzero if TYPE_ACTUAL_BOUNDS is present. */
#define TYPE_HAS_ACTUAL_BOUNDS_P(NODE) \
- TYPE_LANG_FLAG_6 (INTEGER_TYPE_CHECK (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_6 (RECORD_TYPE_CHECK (NODE))
+#define TYPE_IS_PADDING_P(NODE) TYPE_LANG_FLAG_5 (RECORD_TYPE_CHECK (NODE))
/* This field is only defined for FUNCTION_TYPE nodes. If the Ada
subprogram contains no parameters passed by copy in/copy out then this
by copy in copy out. It is a CONSTRUCTOR. For a full description of the
cico parameter passing mechanism refer to the routine gnat_to_gnu_entity. */
#define TYPE_CI_CO_LIST(NODE) \
- (tree) TYPE_LANG_SPECIFIC (FUNCTION_TYPE_CHECK (NODE))
+ (&TYPE_LANG_SPECIFIC (FUNCTION_TYPE_CHECK (NODE))->t.generic)
+#define SET_TYPE_CI_CO_LIST(NODE, X) \
+ (TYPE_LANG_SPECIFIC (FUNCTION_TYPE_CHECK (NODE)) = (struct lang_type *)(X))
/* For an INTEGER_TYPE with TYPE_MODULAR_P, this is the value of the
modulus. */
#define TYPE_MODULUS(NODE) \
- (tree) TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE))
+ (&TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE))->t.generic)
+#define SET_TYPE_MODULUS(NODE, X) \
+ (TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE)) = (struct lang_type *)(X))
/* For an INTEGER_TYPE that is the TYPE_DOMAIN of some ARRAY_TYPE, points to
the type corresponding to the Ada index type. */
#define TYPE_INDEX_TYPE(NODE) \
- (tree) TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE))
+ (&TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE))->t.generic)
+#define SET_TYPE_INDEX_TYPE(NODE, X) \
+ (TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE)) = (struct lang_type *)(X))
/* For an INTEGER_TYPE with TYPE_VAX_FLOATING_POINT_P, stores the
Digits_Value. */
#define TYPE_DIGITS_VALUE(NODE) \
- (long) TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE))
+ ((long) TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE)))
+#define SET_TYPE_DIGITS_VALUE(NODE, X) \
+ (TYPE_LANG_SPECIFIC (INTEGER_TYPE_CHECK (NODE)) = (struct lang_type *)(size_t)(X))
/* For INTEGER_TYPE, stores the RM_Size of the type. */
#define TYPE_RM_SIZE_INT(NODE) TYPE_VALUES (INTEGER_TYPE_CHECK (NODE))
/* Likewise for ENUMERAL_TYPE. */
#define TYPE_RM_SIZE_ENUM(NODE) \
- (tree) TYPE_LANG_SPECIFIC (ENUMERAL_TYPE_CHECK (NODE))
+ (&TYPE_LANG_SPECIFIC (ENUMERAL_TYPE_CHECK (NODE))->t.generic)
+#define SET_TYPE_RM_SIZE_ENUM(NODE, X) \
+ (TYPE_LANG_SPECIFIC (ENUMERAL_TYPE_CHECK (NODE)) = (struct lang_type *)(X))
#define TYPE_RM_SIZE(NODE) \
(TREE_CODE (NODE) == ENUMERAL_TYPE ? TYPE_RM_SIZE_ENUM (NODE) \
unconstrained object. Likewise for a RECORD_TYPE that is pointed
to by a thin pointer. */
#define TYPE_UNCONSTRAINED_ARRAY(NODE) \
- (tree) TYPE_LANG_SPECIFIC (RECORD_TYPE_CHECK (NODE))
+ (&TYPE_LANG_SPECIFIC (RECORD_TYPE_CHECK (NODE))->t.generic)
+#define SET_TYPE_UNCONSTRAINED_ARRAY(NODE, X) \
+ (TYPE_LANG_SPECIFIC (RECORD_TYPE_CHECK (NODE)) = (struct lang_type *)(X))
/* For other RECORD_TYPEs and all UNION_TYPEs and QUAL_UNION_TYPEs, the Ada
size of the object. This differs from the GCC size in that it does not
include any rounding up to the alignment of the type. */
-#define TYPE_ADA_SIZE(NODE) (tree) TYPE_LANG_SPECIFIC (NODE)
+#define TYPE_ADA_SIZE(NODE) (&TYPE_LANG_SPECIFIC (NODE)->t.generic)
+#define SET_TYPE_ADA_SIZE(NODE, X) \
+ (TYPE_LANG_SPECIFIC (NODE) = (struct lang_type *)(X))
/* For an INTEGER_TYPE with TYPE_HAS_ACTUAL_BOUNDS_P or an ARRAY_TYPE, this is
the index type that should be used when the actual bounds are required for
a template. This is used in the case of packed arrays. */
-#define TYPE_ACTUAL_BOUNDS(NODE) (tree) TYPE_LANG_SPECIFIC (NODE)
+#define TYPE_ACTUAL_BOUNDS(NODE) (&TYPE_LANG_SPECIFIC (NODE)->t.generic)
+#define SET_TYPE_ACTUAL_BOUNDS(NODE, X) \
+ (TYPE_LANG_SPECIFIC (NODE) = (struct lang_type *)(X))
/* In an UNCONSTRAINED_ARRAY_TYPE, points to the record containing both
the template and object. */
/* Nonzero if this decl is a PARM_DECL for an Ada array being passed to a
foreign convention subprogram. */
-#define DECL_BY_COMPONENT_PTR_P(NODE) DECL_LANG_FLAG_2 (NODE)
+#define DECL_BY_COMPONENT_PTR_P(NODE) DECL_LANG_FLAG_2 (PARM_DECL_CHECK (NODE))
/* Nonzero in a FIELD_DECL that is a dummy built for some internal reason. */
#define DECL_INTERNAL_P(NODE) DECL_LANG_FLAG_3 (FIELD_DECL_CHECK (NODE))
memory. Used when a scalar constant is aliased or has its
address taken. */
#define DECL_CONST_CORRESPONDING_VAR(NODE) \
- (tree) DECL_LANG_SPECIFIC (CONST_DECL_CHECK (NODE))
+ (&DECL_LANG_SPECIFIC (CONST_DECL_CHECK (NODE))->t.generic)
+#define SET_DECL_CONST_CORRESPONDING_VAR(NODE, X) \
+ (DECL_LANG_SPECIFIC (CONST_DECL_CHECK (NODE)) = (struct lang_decl *)(X))
/* In a FIELD_DECL, points to the FIELD_DECL that was the ultimate
source of the decl. */
#define DECL_ORIGINAL_FIELD(NODE) \
- (tree) DECL_LANG_SPECIFIC (FIELD_DECL_CHECK (NODE))
+ (&DECL_LANG_SPECIFIC (FIELD_DECL_CHECK (NODE))->t.generic)
+#define SET_DECL_ORIGINAL_FIELD(NODE, X) \
+ (DECL_LANG_SPECIFIC (FIELD_DECL_CHECK (NODE)) = (struct lang_decl *)(X))
/* In a FIELD_DECL corresponding to a discriminant, contains the
discriminant number. */
/* This is a horrible kludge to store the loop_id of a loop into a tree
node. We need to find some other place to store it! */
-#define TREE_LOOP_ID(NODE) (TREE_CHECK (NODE, GNAT_LOOP_ID)->real_cst.rtl)
+#define TREE_LOOP_ID(NODE) \
+ (((union lang_tree_node *)TREE_CHECK (NODE, GNAT_LOOP_ID))->loop_id.loop_id)
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