Remove alloca(0) calls

[deliverable/binutils-gdb.git] / gdb / gdbtypes.h

diff --git a/gdb/gdbtypes.h b/gdb/gdbtypes.h
index a6d4f64e9b7630d87c17f964f53fde382f18d62c..49653ffcaf7d58f106689471c907e773e2f89f39 100644 (file)
--- a/gdb/gdbtypes.h
+++ b/gdb/gdbtypes.h
@@ -350,6 +350,10 @@ DEF_ENUM_FLAGS_TYPE (enum type_instance_flag_value, type_instance_flags);
 #define TYPE_IS_REFERENCE(t) \
   (TYPE_CODE (t) == TYPE_CODE_REF || TYPE_CODE (t) == TYPE_CODE_RVALUE_REF)
 
+/* * True if this type is allocatable.  */
+#define TYPE_IS_ALLOCATABLE(t) \
+  (get_dyn_prop (DYN_PROP_ALLOCATED, t) != NULL)
+
 /* * Instruction-space delimited type.  This is for Harvard architectures
    which have separate instruction and data address spaces (and perhaps
    others).
@@ -615,7 +619,7 @@ struct range_bounds
   struct dynamic_prop high;
 
   /* True if HIGH range bound contains the number of elements in the
-     subrange. This affects how the final hight bound is computed.  */
+     subrange.  This affects how the final high bound is computed.  */
 
   int flag_upper_bound_is_count : 1;
 
@@ -859,7 +863,7 @@ struct type
      type_length_units function should be used in order to get the length
      expressed in target addressable memory units.  */
 
-  unsigned int length;
+  ULONGEST length;
 
   /* * Core type, shared by a group of qualified types.  */
 
@@ -1255,6 +1259,10 @@ extern void allocate_cplus_struct_type (struct type *);
   (TYPE_SPECIFIC_FIELD (type) == TYPE_SPECIFIC_CPLUS_STUFF \
    && TYPE_RAW_CPLUS_SPECIFIC (type) !=  &cplus_struct_default)
 
+#define INIT_NONE_SPECIFIC(type) \
+  (TYPE_SPECIFIC_FIELD (type) = TYPE_SPECIFIC_NONE, \
+   TYPE_MAIN_TYPE (type)->type_specific = {})
+
 extern const struct gnat_aux_type gnat_aux_default;
 
 extern void allocate_gnat_aux_type (struct type *);
@@ -1268,6 +1276,12 @@ extern void allocate_gnat_aux_type (struct type *);
 #define HAVE_GNAT_AUX_INFO(type) \
   (TYPE_SPECIFIC_FIELD (type) == TYPE_SPECIFIC_GNAT_STUFF)
 
+/* * True if TYPE is known to be an Ada type of some kind.  */
+#define ADA_TYPE_P(type)                                       \
+  (TYPE_SPECIFIC_FIELD (type) == TYPE_SPECIFIC_GNAT_STUFF      \
+    || (TYPE_SPECIFIC_FIELD (type) == TYPE_SPECIFIC_NONE       \
+       && TYPE_FIXED_INSTANCE (type)))
+
 #define INIT_FUNC_SPECIFIC(type)                                              \
   (TYPE_SPECIFIC_FIELD (type) = TYPE_SPECIFIC_FUNC,                           \
    TYPE_MAIN_TYPE (type)->type_specific.func_stuff = (struct func_type *)      \
@@ -1355,7 +1369,8 @@ extern bool set_type_align (struct type *, ULONGEST);
   dynprop->kind
 
 
-/* Moto-specific stuff for FORTRAN arrays.  */
+/* Accessors for struct range_bounds data attached to an array type's
+   index type.  */
 
 #define TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED(arraytype) \
    TYPE_HIGH_BOUND_UNDEFINED(TYPE_INDEX_TYPE(arraytype))
@@ -1581,6 +1596,7 @@ struct builtin_type
   struct type *builtin_unsigned_short;
   struct type *builtin_unsigned_int;
   struct type *builtin_unsigned_long;
+  struct type *builtin_half;
   struct type *builtin_float;
   struct type *builtin_double;
   struct type *builtin_long_double;
@@ -1676,6 +1692,7 @@ struct objfile_type
   struct type *builtin_unsigned_int;
   struct type *builtin_unsigned_long;
   struct type *builtin_unsigned_long_long;
+  struct type *builtin_half;
   struct type *builtin_float;
   struct type *builtin_double;
   struct type *builtin_long_double;
@@ -1849,7 +1866,7 @@ extern struct type *make_atomic_type (struct type *);
 
 extern void replace_type (struct type *, struct type *);
 
-extern int address_space_name_to_int (struct gdbarch *, char *);
+extern int address_space_name_to_int (struct gdbarch *, const char *);
 
 extern const char *address_space_int_to_name (struct gdbarch *, int);
 
@@ -1873,6 +1890,44 @@ extern struct type *allocate_stub_method (struct type *);
 
 extern const char *type_name_or_error (struct type *type);
 
+struct struct_elt
+{
+  /* The field of the element, or NULL if no element was found.  */
+  struct field *field;
+
+  /* The bit offset of the element in the parent structure.  */
+  LONGEST offset;
+};
+
+/* Given a type TYPE, lookup the field and offset of the component named
+   NAME.
+
+   TYPE can be either a struct or union, or a pointer or reference to
+   a struct or union.  If it is a pointer or reference, its target
+   type is automatically used.  Thus '.' and '->' are interchangable,
+   as specified for the definitions of the expression element types
+   STRUCTOP_STRUCT and STRUCTOP_PTR.
+
+   If NOERR is nonzero, the returned structure will have field set to
+   NULL if there is no component named NAME.
+
+   If the component NAME is a field in an anonymous substructure of
+   TYPE, the returned offset is a "global" offset relative to TYPE
+   rather than an offset within the substructure.  */
+
+extern struct_elt lookup_struct_elt (struct type *, const char *, int);
+
+/* Given a type TYPE, lookup the type of the component named NAME.
+
+   TYPE can be either a struct or union, or a pointer or reference to
+   a struct or union.  If it is a pointer or reference, its target
+   type is automatically used.  Thus '.' and '->' are interchangable,
+   as specified for the definitions of the expression element types
+   STRUCTOP_STRUCT and STRUCTOP_PTR.
+
+   If NOERR is nonzero, return NULL if there is no component named
+   NAME.  */
+
 extern struct type *lookup_struct_elt_type (struct type *, const char *, int);
 
 extern struct type *make_pointer_type (struct type *, struct type **);
@@ -1957,7 +2012,7 @@ extern struct type *lookup_typename (const struct language_defn *,
                                     struct gdbarch *, const char *,
                                     const struct block *, int);
 
-extern struct type *lookup_template_type (char *, struct type *,
+extern struct type *lookup_template_type (const char *, struct type *,
                                          const struct block *);
 
 extern int get_vptr_fieldno (struct type *, struct type **);