/* Basic types. BT_VOID is used by ISO C Binding so funcs like c_f_pointer
can take any arg with the pointer attribute as a param. */
typedef enum
-{ BT_UNKNOWN = 1, BT_INTEGER, BT_REAL, BT_COMPLEX,
- BT_LOGICAL, BT_CHARACTER, BT_DERIVED, BT_PROCEDURE, BT_HOLLERITH,
- BT_VOID
+{ BT_UNKNOWN = 1, BT_INTEGER, BT_REAL, BT_COMPLEX, BT_LOGICAL, BT_CHARACTER,
+ BT_DERIVED, BT_CLASS, BT_PROCEDURE, BT_HOLLERITH, BT_VOID
}
bt;
/* Statements. */
typedef enum
{
- ST_ARITHMETIC_IF, ST_ALLOCATE, ST_ATTR_DECL, ST_BACKSPACE, ST_BLOCK_DATA,
+ ST_ARITHMETIC_IF, ST_ALLOCATE, ST_ATTR_DECL, ST_BACKSPACE,
+ ST_BLOCK, ST_BLOCK_DATA,
ST_CALL, ST_CASE, ST_CLOSE, ST_COMMON, ST_CONTINUE, ST_CONTAINS, ST_CYCLE,
ST_DATA, ST_DATA_DECL, ST_DEALLOCATE, ST_DO, ST_ELSE, ST_ELSEIF,
- ST_ELSEWHERE, ST_END_BLOCK_DATA, ST_ENDDO, ST_IMPLIED_ENDDO,
+ ST_ELSEWHERE, ST_END_BLOCK, ST_END_BLOCK_DATA, ST_ENDDO, ST_IMPLIED_ENDDO,
ST_END_FILE, ST_FINAL, ST_FLUSH, ST_END_FORALL, ST_END_FUNCTION, ST_ENDIF,
ST_END_INTERFACE, ST_END_MODULE, ST_END_PROGRAM, ST_END_SELECT,
ST_END_SUBROUTINE, ST_END_WHERE, ST_END_TYPE, ST_ENTRY, ST_EQUIVALENCE,
ST_EXIT, ST_FORALL, ST_FORALL_BLOCK, ST_FORMAT, ST_FUNCTION, ST_GOTO,
- ST_IF_BLOCK, ST_IMPLICIT, ST_IMPLICIT_NONE, ST_IMPORT, ST_INQUIRE, ST_INTERFACE,
+ ST_IF_BLOCK, ST_IMPLICIT, ST_IMPLICIT_NONE, ST_IMPORT,
+ ST_INQUIRE, ST_INTERFACE,
ST_PARAMETER, ST_MODULE, ST_MODULE_PROC, ST_NAMELIST, ST_NULLIFY, ST_OPEN,
ST_PAUSE, ST_PRIVATE, ST_PROGRAM, ST_PUBLIC, ST_READ, ST_RETURN, ST_REWIND,
ST_STOP, ST_SUBROUTINE, ST_TYPE, ST_USE, ST_WHERE_BLOCK, ST_WHERE, ST_WAIT,
ST_WRITE, ST_ASSIGNMENT, ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE,
ST_SIMPLE_IF, ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT,
- ST_ENUM, ST_ENUMERATOR, ST_END_ENUM,
+ ST_ENUM, ST_ENUMERATOR, ST_END_ENUM, ST_SELECT_TYPE, ST_TYPE_IS, ST_CLASS_IS,
ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL, ST_OMP_END_CRITICAL,
ST_OMP_END_DO, ST_OMP_END_MASTER, ST_OMP_END_ORDERED, ST_OMP_END_PARALLEL,
ST_OMP_END_PARALLEL_DO, ST_OMP_END_PARALLEL_SECTIONS,
GFC_ISYM_EXIT,
GFC_ISYM_EXP,
GFC_ISYM_EXPONENT,
+ GFC_ISYM_EXTENDS_TYPE_OF,
GFC_ISYM_FDATE,
GFC_ISYM_FGET,
GFC_ISYM_FGETC,
GFC_ISYM_RESHAPE,
GFC_ISYM_RRSPACING,
GFC_ISYM_RSHIFT,
+ GFC_ISYM_SAME_TYPE_AS,
GFC_ISYM_SC_KIND,
GFC_ISYM_SCALE,
GFC_ISYM_SCAN,
/* Structure and list of supported extension attributes. */
-enum
+typedef enum
{
EXT_ATTR_DLLIMPORT = 0,
EXT_ATTR_DLLEXPORT,
EXT_ATTR_CDECL,
EXT_ATTR_FASTCALL,
EXT_ATTR_LAST, EXT_ATTR_NUM = EXT_ATTR_LAST
-};
+}
+ext_attr_id_t;
typedef struct
{
unsigned untyped:1; /* No implicit type could be found. */
unsigned is_bind_c:1; /* say if is bound to C. */
- unsigned extension:1; /* extends a derived type. */
+ unsigned extension:8; /* extension level of a derived type. */
+ unsigned is_class:1; /* is a CLASS container. */
+ unsigned class_ok:1; /* is a CLASS object with correct attributes. */
+ unsigned vtab:1; /* is a derived type vtab. */
/* These flags are both in the typespec and attribute. The attribute
list is what gets read from/written to a module file. The typespec
#define gfc_get_charlen() XCNEW (gfc_charlen)
-/* Type specification structure. FIXME: derived and cl could be union??? */
+/* Type specification structure. */
typedef struct
{
bt type;
int kind;
- struct gfc_symbol *derived;
- gfc_charlen *cl; /* For character types only. */
+
+ union
+ {
+ struct gfc_symbol *derived; /* For derived types only. */
+ gfc_charlen *cl; /* For character types only. */
+ }
+ u;
+
struct gfc_symbol *interface; /* For PROCEDURE declarations. */
int is_c_interop;
int is_iso_c;
/* Defined only for Cray pointees; points to their pointer. */
struct gfc_symbol *cp_pointer;
+ int entry_id; /* Used in resolve.c for entries. */
+
+ /* CLASS hashed name for declared and dynamic types in the class. */
+ int hash_value;
+
struct gfc_symbol *common_next; /* Links for COMMON syms */
/* This is in fact a gfc_common_head but it is only used for pointer
order. */
int dummy_order;
- int entry_id;
-
gfc_namelist *namelist, *namelist_tail;
/* Change management fields. Symbols that might be modified by the
/* A list of all derived types. */
extern gfc_dt_list *gfc_derived_types;
-/* A namespace describes the contents of procedure, module or
- interface block. */
+/* A namespace describes the contents of procedure, module, interface block
+ or BLOCK construct. */
/* ??? Anything else use these? */
typedef struct gfc_namespace
/* Tree containing type-bound procedures. */
gfc_symtree *tb_sym_root;
+ /* Type-bound user operators. */
+ gfc_symtree *tb_uop_root;
+ /* For derived-types, store type-bound intrinsic operators here. */
+ gfc_typebound_proc *tb_op[GFC_INTRINSIC_OPS];
/* Linked list of finalizer procedures. */
struct gfc_finalizer *finalizers;
gfc_charlen *cl_list, *old_cl_list;
+ gfc_dt_list *derived_types;
+
int save_all, seen_save, seen_implicit_none;
/* Normally we don't need to refcount namespaces. However when we read
gfc_use_list *use_stmts;
/* Set to 1 if namespace is a BLOCK DATA program unit. */
- int is_block_data;
+ unsigned is_block_data:1;
/* Set to 1 if namespace is an interface body with "IMPORT" used. */
- int has_import_set;
+ unsigned has_import_set:1;
/* Set to 1 if resolved has been called for this namespace. */
- int resolved;
+ unsigned resolved:1;
+
+ /* Set to 1 if code has been generated for this namespace. */
+ unsigned translated:1;
+
+ /* Set to 1 if symbols in this namespace should be 'construct entities',
+ i.e. for BLOCK local variables. */
+ unsigned construct_entities:1;
}
gfc_namespace;
gfc_intrinsic_sym;
+typedef struct gfc_class_esym_list
+{
+ gfc_symbol *derived;
+ gfc_symbol *esym;
+ struct gfc_expr *hash_value;
+ struct gfc_class_esym_list *next;
+}
+gfc_class_esym_list;
+
+#define gfc_get_class_esym_list() XCNEW (gfc_class_esym_list)
+
/* Expression nodes. The expression node types deserve explanations,
since the last couple can be easily misconstrued:
# if MPC_VERSION >= MPC_VERSION_NUM(0,6,1)
# define HAVE_mpc_pow
# endif
+# if MPC_VERSION >= MPC_VERSION_NUM(0,7,1)
+# define HAVE_mpc_arc
+# define HAVE_mpc_pow_z
+# endif
#else
#define mpc_realref(X) ((X).r)
#define mpc_imagref(X) ((X).i)
int rank;
mpz_t *shape; /* Can be NULL if shape is unknown at compile time */
- /* Nonnull for functions and structure constructors, the base object for
- component-calls. */
+ /* Nonnull for functions and structure constructors, may also used to hold the
+ base-object for component calls. */
gfc_symtree *symtree;
gfc_ref *ref;
const char *name; /* Points to the ultimate name of the function */
gfc_intrinsic_sym *isym;
gfc_symbol *esym;
+ gfc_class_esym_list *class_esym;
}
function;
{
gfc_actual_arglist* actual;
const char* name;
- void* padding; /* Overlap gfc_typebound_proc with esym. */
- gfc_typebound_proc* tbp;
+ /* Base-object, whose component was called. NULL means that it should
+ be taken from symtree/ref. */
+ struct gfc_expr* base_object;
+ gfc_typebound_proc* tbp; /* Should overlap with esym. */
+
+ /* For type-bound operators, we want to call PASS procedures but already
+ have the full arglist; mark this, so that it is not extended by the
+ PASS argument. */
+ unsigned ignore_pass:1;
+
+ /* Do assign-calls rather than calls, that is appropriate dependency
+ checking. */
+ unsigned assign:1;
}
compcall;
represents the default case. */
gfc_expr *low, *high;
+ /* Only used for SELECT TYPE. */
+ gfc_typespec ts;
+
/* Next case label in the list of cases for a single CASE label. */
struct gfc_case *next;
EXEC_POINTER_ASSIGN,
EXEC_GOTO, EXEC_CALL, EXEC_COMPCALL, EXEC_ASSIGN_CALL, EXEC_RETURN,
EXEC_ENTRY, EXEC_PAUSE, EXEC_STOP, EXEC_CONTINUE, EXEC_INIT_ASSIGN,
- EXEC_IF, EXEC_ARITHMETIC_IF, EXEC_DO, EXEC_DO_WHILE, EXEC_SELECT,
+ EXEC_IF, EXEC_ARITHMETIC_IF, EXEC_DO, EXEC_DO_WHILE, EXEC_SELECT, EXEC_BLOCK,
EXEC_FORALL, EXEC_WHERE, EXEC_CYCLE, EXEC_EXIT, EXEC_CALL_PPC,
- EXEC_ALLOCATE, EXEC_DEALLOCATE, EXEC_END_PROCEDURE,
+ EXEC_ALLOCATE, EXEC_DEALLOCATE, EXEC_END_PROCEDURE, EXEC_SELECT_TYPE,
EXEC_OPEN, EXEC_CLOSE, EXEC_WAIT,
EXEC_READ, EXEC_WRITE, EXEC_IOLENGTH, EXEC_TRANSFER, EXEC_DT_END,
EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND, EXEC_FLUSH,
gfc_st_label *here, *label1, *label2, *label3;
gfc_symtree *symtree;
- gfc_expr *expr1, *expr2;
+ gfc_expr *expr1, *expr2, *expr3;
/* A name isn't sufficient to identify a subroutine, we need the actual
symbol for the interface definition.
const char *sub_name; */
gfc_actual_arglist *actual;
gfc_case *case_list;
gfc_iterator *iterator;
- gfc_alloc *alloc_list;
+
+ struct
+ {
+ gfc_typespec ts;
+ gfc_alloc *list;
+ }
+ alloc;
+
gfc_open *open;
gfc_close *close;
gfc_filepos *filepos;
const char *omp_name;
gfc_namelist *omp_namelist;
bool omp_bool;
+ gfc_namespace *ns;
}
ext; /* Points to additional structures required by statement */
extern iterator_stack *iter_stack;
+/* Used for (possibly nested) SELECT TYPE statements. */
+typedef struct gfc_select_type_stack
+{
+ gfc_symbol *selector; /* Current selector variable. */
+ gfc_symtree *tmp; /* Current temporary variable. */
+ struct gfc_select_type_stack *prev; /* Previous element on stack. */
+}
+gfc_select_type_stack;
+extern gfc_select_type_stack *select_type_stack;
+#define gfc_get_select_type_stack() XCNEW (gfc_select_type_stack)
+
+
/* Node in the linked list used for storing finalizer procedures. */
typedef struct gfc_finalizer
/* decl.c */
bool gfc_in_match_data (void);
+match gfc_match_char_spec (gfc_typespec *);
/* scanner.c */
void gfc_scanner_done_1 (void);
void gfc_free_error (gfc_error_buf *);
void gfc_get_errors (int *, int *);
+void gfc_errors_to_warnings (int);
/* arith.c */
void gfc_arith_init_1 (void);
int gfc_validate_kind (bt, int, bool);
int gfc_get_int_kind_from_width_isofortranenv (int size);
int gfc_get_real_kind_from_width_isofortranenv (int size);
+tree gfc_get_derived_type (gfc_symbol * derived);
extern int gfc_index_integer_kind;
extern int gfc_default_integer_kind;
extern int gfc_max_integer_kind;
void gfc_set_sym_referenced (gfc_symbol *);
gfc_try gfc_add_attribute (symbol_attribute *, locus *);
-gfc_try gfc_add_ext_attribute (symbol_attribute *, unsigned, locus *);
+gfc_try gfc_add_ext_attribute (symbol_attribute *, ext_attr_id_t, locus *);
gfc_try gfc_add_allocatable (symbol_attribute *, locus *);
gfc_try gfc_add_dimension (symbol_attribute *, const char *, locus *);
gfc_try gfc_add_external (symbol_attribute *, locus *);
void gfc_undo_symbols (void);
void gfc_commit_symbols (void);
void gfc_commit_symbol (gfc_symbol *);
-gfc_charlen *gfc_new_charlen (gfc_namespace *);
+gfc_charlen *gfc_new_charlen (gfc_namespace *, gfc_charlen *);
void gfc_free_charlen (gfc_charlen *, gfc_charlen *);
void gfc_free_namespace (gfc_namespace *);
gfc_gsymbol *gfc_get_gsymbol (const char *);
gfc_gsymbol *gfc_find_gsymbol (gfc_gsymbol *, const char *);
+gfc_try gfc_build_class_symbol (gfc_typespec *, symbol_attribute *,
+ gfc_array_spec **);
+gfc_symbol *gfc_find_derived_vtab (gfc_symbol *);
gfc_typebound_proc* gfc_get_typebound_proc (void);
gfc_symbol* gfc_get_derived_super_type (gfc_symbol*);
-gfc_symtree* gfc_find_typebound_proc (gfc_symbol*, gfc_try*, const char*, bool);
+gfc_symbol* gfc_get_ultimate_derived_super_type (gfc_symbol*);
+bool gfc_type_is_extension_of (gfc_symbol *, gfc_symbol *);
+bool gfc_type_compatible (gfc_typespec *, gfc_typespec *);
+gfc_symtree* gfc_find_typebound_proc (gfc_symbol*, gfc_try*,
+ const char*, bool, locus*);
+gfc_symtree* gfc_find_typebound_user_op (gfc_symbol*, gfc_try*,
+ const char*, bool, locus*);
+gfc_typebound_proc* gfc_find_typebound_intrinsic_op (gfc_symbol*, gfc_try*,
+ gfc_intrinsic_op, bool,
+ locus*);
gfc_symtree* gfc_get_tbp_symtree (gfc_symtree**, const char*);
void gfc_copy_formal_args (gfc_symbol *, gfc_symbol *);
void gfc_free_actual_arglist (gfc_actual_arglist *);
gfc_actual_arglist *gfc_copy_actual_arglist (gfc_actual_arglist *);
const char *gfc_extract_int (gfc_expr *, int *);
-gfc_expr *gfc_expr_to_initialize (gfc_expr *);
bool is_subref_array (gfc_expr *);
+void gfc_add_component_ref (gfc_expr *, const char *);
gfc_expr *gfc_build_conversion (gfc_expr *);
void gfc_free_ref_list (gfc_ref *);
void gfc_type_convert_binary (gfc_expr *);
int gfc_is_formal_arg (void);
void gfc_resolve_substring_charlen (gfc_expr *);
match gfc_iso_c_sub_interface(gfc_code *, gfc_symbol *);
+gfc_expr *gfc_expr_to_initialize (gfc_expr *);
+bool gfc_type_is_extensible (gfc_symbol *sym);
/* array.c */
void gfc_free_interface (gfc_interface *);
int gfc_compare_derived_types (gfc_symbol *, gfc_symbol *);
int gfc_compare_types (gfc_typespec *, gfc_typespec *);
-int gfc_compare_interfaces (gfc_symbol*, gfc_symbol*, int, int, char *, int);
+int gfc_compare_interfaces (gfc_symbol*, gfc_symbol*, const char *, int, int,
+ char *, int);
void gfc_check_interfaces (gfc_namespace *);
void gfc_procedure_use (gfc_symbol *, gfc_actual_arglist **, locus *);
void gfc_ppc_use (gfc_component *, gfc_actual_arglist **, locus *);
gfc_symbol *gfc_search_interface (gfc_interface *, int,
gfc_actual_arglist **);
-gfc_try gfc_extend_expr (gfc_expr *);
+gfc_try gfc_extend_expr (gfc_expr *, bool *);
void gfc_free_formal_arglist (gfc_formal_arglist *);
gfc_try gfc_extend_assign (gfc_code *, gfc_namespace *);
gfc_try gfc_add_interface (gfc_symbol *);
void gfc_set_current_interface_head (gfc_interface *);
gfc_symtree* gfc_find_sym_in_symtree (gfc_symbol*);
bool gfc_arglist_matches_symbol (gfc_actual_arglist**, gfc_symbol*);
+bool gfc_check_operator_interface (gfc_symbol*, gfc_intrinsic_op, locus);
/* io.c */
extern gfc_st_label format_asterisk;
match gfc_match_rvalue (gfc_expr **);
match gfc_match_varspec (gfc_expr*, int, bool, bool);
int gfc_check_digit (char, int);
+bool gfc_is_function_return_value (gfc_symbol *, gfc_namespace *);
/* trans.c */
void gfc_generate_code (gfc_namespace *);