(TYPE_ATTRIBUTES): New macro.

(struct tree_type): attributes, new field.
(precision): Move this field up for better alignment.
(attribute_list_{equal,contained}): Prototype for new functions.
(build_type_attribute_variant): Prototype for new function.

From-SVN: r7251
This commit is contained in:
Richard Kenner 1994-05-06 18:28:08 -04:00
parent 447502c7b2
commit bad1b4ba20

View File

@ -576,6 +576,10 @@ struct tree_block
#define TYPE_OBSTACK(NODE) ((NODE)->type.obstack)
#define TYPE_LANG_SPECIFIC(NODE) ((NODE)->type.lang_specific)
/* A TREE_LIST of IDENTIFIER nodes of the attributes that apply
to this type. */
#define TYPE_ATTRIBUTES(NODE) ((NODE)->type.attributes)
/* The alignment necessary for objects of this type.
The value is an int, measured in bits. */
#define TYPE_ALIGN(NODE) ((NODE)->type.align)
@ -612,14 +616,16 @@ struct tree_type
char common[sizeof (struct tree_common)];
union tree_node *values;
union tree_node *size;
union tree_node *attributes;
unsigned uid;
unsigned char precision;
#ifdef ONLY_INT_FIELDS
int mode : 8;
#else
enum machine_mode mode : 8;
#endif
unsigned char precision;
unsigned string_flag : 1;
unsigned no_force_blk_flag : 1;
unsigned lang_flag_0 : 1;
@ -1143,6 +1149,8 @@ extern tree array_type_nelts PROTO((tree));
extern tree value_member PROTO((tree, tree));
extern tree purpose_member PROTO((tree, tree));
extern tree binfo_member PROTO((tree, tree));
extern int attribute_list_equal PROTO((tree, tree));
extern int attribute_list_contained PROTO((tree, tree));
extern int tree_int_cst_equal PROTO((tree, tree));
extern int tree_int_cst_lt PROTO((tree, tree));
extern int tree_int_cst_sgn PROTO((tree));
@ -1154,6 +1162,14 @@ extern int index_type_equal PROTO((tree, tree));
extern tree make_tree ();
/* Return a type like TTYPE except that its TYPE_ATTRIBUTES
is ATTRIBUTE.
Such modified types already made are recorded so that duplicates
are not made. */
extern tree build_type_attribute_variant PROTO((tree, tree));
/* Given a type node TYPE, and CONSTP and VOLATILEP, return a type
for the same kind of data as TYPE describes.
Variants point to the "main variant" (which has neither CONST nor VOLATILE)