You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
#ifndef GCC_GFORTRAN_H
#define GCC_GFORTRAN_H
#define GFC_MAX_LINE 132 /* Characters beyond this are not seen. */
#define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */
#define GFC_LETTERS 26 /* Number of letters in the alphabet. */
-#define MAX_ERROR_MESSAGE 1000 /* Maximum length of an error message. */
#define free(x) Use_gfc_free_instead_of_free()
#define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
/* Flags to specify which standard/extension contains a feature. */
-#define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
-#define GFC_STD_F2003 (1<<4) /* New in F2003. */
+#define GFC_STD_LEGACY (1<<6) /* Backward compatibility. */
+#define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
+#define GFC_STD_F2003 (1<<4) /* New in F2003. */
/* Note that no features were obsoleted nor deleted in F2003. */
-#define GFC_STD_F95 (1<<3) /* New in F95. */
-#define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */
-#define GFC_STD_F95_OBS (1<<1) /* Obsoleted in F95. */
-#define GFC_STD_F77 (1<<0) /* Up to and including F77. */
+#define GFC_STD_F95 (1<<3) /* New in F95. */
+#define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */
+#define GFC_STD_F95_OBS (1<<1) /* Obsoleted in F95. */
+#define GFC_STD_F77 (1<<0) /* Up to and including F77. */
/*************************** Enums *****************************/
typedef enum
{ BT_UNKNOWN = 1, BT_INTEGER, BT_REAL, BT_COMPLEX,
- BT_LOGICAL, BT_CHARACTER, BT_DERIVED, BT_PROCEDURE
+ BT_LOGICAL, BT_CHARACTER, BT_DERIVED, BT_PROCEDURE, BT_HOLLERITH
}
bt;
/* Arithmetic results. */
typedef enum
{ ARITH_OK = 1, ARITH_OVERFLOW, ARITH_UNDERFLOW, ARITH_NAN,
- ARITH_DIV0, ARITH_0TO0, ARITH_INCOMMENSURATE, ARITH_ASYMMETRIC
+ ARITH_DIV0, ARITH_INCOMMENSURATE, ARITH_ASYMMETRIC
}
arith;
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_END_FILE, 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_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_WRITE, ST_ASSIGNMENT,
- ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE, ST_SIMPLE_IF,
- ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT, ST_NONE
+ ST_END_FILE, 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_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_WRITE,
+ ST_ASSIGNMENT, ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE,
+ ST_SIMPLE_IF, ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT,
+ ST_NONE
}
gfc_statement;
/* Symbol flavors: these are all mutually exclusive.
10 elements = 4 bits. */
-typedef enum
+typedef enum sym_flavor
{
FL_UNKNOWN = 0, FL_PROGRAM, FL_BLOCK_DATA, FL_MODULE, FL_VARIABLE,
FL_PARAMETER, FL_LABEL, FL_PROCEDURE, FL_DERIVED, FL_NAMELIST
sym_flavor;
/* Procedure types. 7 elements = 3 bits. */
-typedef enum
+typedef enum procedure_type
{ PROC_UNKNOWN, PROC_MODULE, PROC_INTERNAL, PROC_DUMMY,
PROC_INTRINSIC, PROC_ST_FUNCTION, PROC_EXTERNAL
}
procedure_type;
/* Intent types. */
-typedef enum
+typedef enum sym_intent
{ INTENT_UNKNOWN = 0, INTENT_IN, INTENT_OUT, INTENT_INOUT
}
sym_intent;
/* Access types. */
-typedef enum
-{ ACCESS_UNKNOWN = 0, ACCESS_PUBLIC, ACCESS_PRIVATE,
+typedef enum gfc_access
+{ ACCESS_UNKNOWN = 0, ACCESS_PUBLIC, ACCESS_PRIVATE
}
gfc_access;
/* Flags to keep track of where an interface came from.
4 elements = 2 bits. */
-typedef enum
+typedef enum ifsrc
{ IFSRC_UNKNOWN = 0, IFSRC_DECL, IFSRC_IFBODY, IFSRC_USAGE
}
ifsrc;
GFC_ISYM_ABS,
GFC_ISYM_ACHAR,
GFC_ISYM_ACOS,
+ GFC_ISYM_ACOSH,
GFC_ISYM_ADJUSTL,
GFC_ISYM_ADJUSTR,
GFC_ISYM_AIMAG,
GFC_ISYM_ANINT,
GFC_ISYM_ANY,
GFC_ISYM_ASIN,
+ GFC_ISYM_ASINH,
GFC_ISYM_ASSOCIATED,
GFC_ISYM_ATAN,
+ GFC_ISYM_ATANH,
GFC_ISYM_ATAN2,
GFC_ISYM_J0,
GFC_ISYM_J1,
GFC_ISYM_BTEST,
GFC_ISYM_CEILING,
GFC_ISYM_CHAR,
+ GFC_ISYM_CHDIR,
GFC_ISYM_CMPLX,
GFC_ISYM_COMMAND_ARGUMENT_COUNT,
GFC_ISYM_CONJG,
GFC_ISYM_GETGID,
GFC_ISYM_GETPID,
GFC_ISYM_GETUID,
+ GFC_ISYM_HOSTNM,
GFC_ISYM_IACHAR,
GFC_ISYM_IAND,
GFC_ISYM_IARGC,
GFC_ISYM_IBSET,
GFC_ISYM_ICHAR,
GFC_ISYM_IEOR,
+ GFC_ISYM_IERRNO,
GFC_ISYM_INDEX,
GFC_ISYM_INT,
GFC_ISYM_IOR,
GFC_ISYM_IRAND,
+ GFC_ISYM_ISATTY,
GFC_ISYM_ISHFT,
GFC_ISYM_ISHFTC,
+ GFC_ISYM_KILL,
GFC_ISYM_LBOUND,
GFC_ISYM_LEN,
GFC_ISYM_LEN_TRIM,
+ GFC_ISYM_LINK,
GFC_ISYM_LGE,
GFC_ISYM_LGT,
GFC_ISYM_LLE,
GFC_ISYM_PRODUCT,
GFC_ISYM_RAND,
GFC_ISYM_REAL,
+ GFC_ISYM_RENAME,
GFC_ISYM_REPEAT,
GFC_ISYM_RESHAPE,
GFC_ISYM_RRSPACING,
GFC_ISYM_SR_KIND,
GFC_ISYM_STAT,
GFC_ISYM_SUM,
+ GFC_ISYM_SYMLNK,
GFC_ISYM_SYSTEM,
GFC_ISYM_TAN,
GFC_ISYM_TANH,
+ GFC_ISYM_TIME,
+ GFC_ISYM_TIME8,
GFC_ISYM_TRANSFER,
GFC_ISYM_TRANSPOSE,
GFC_ISYM_TRIM,
unsigned in_namelist:1, in_common:1;
unsigned function:1, subroutine:1, generic:1;
- unsigned implicit_type:1; /* Type defined via implicit rules */
+ unsigned implicit_type:1; /* Type defined via implicit rules. */
+ unsigned untyped:1; /* No implicit type could be found. */
/* Function/subroutine attributes */
unsigned sequence:1, elemental:1, pure:1, recursive:1;
don't have any code associated, and the backend will turn them into
thunks to the master function. */
unsigned entry:1;
+
/* Set if this is the master function for a procedure with multiple
entry points. */
unsigned entry_master:1;
+ /* Set if this is the master function for a function with multiple
+ entry points where characteristics of the entry points differ. */
+ unsigned mixed_entry_master:1;
+
/* Set if a function must always be referenced by an explicit interface. */
unsigned always_explicit:1;
modification of type or type parameters is permitted. */
unsigned referenced:1;
+ /* Set if the is the symbol for the main program. This is the least
+ cumbersome way to communicate this function property without
+ strcmp'ing with __MAIN everywhere. */
+ unsigned is_main_program:1;
+
/* Mutually exclusive multibit attributes. */
- gfc_access access:2;
- sym_intent intent:2;
- sym_flavor flavor:4;
- ifsrc if_source:2;
+ ENUM_BITFIELD (gfc_access) access:2;
+ ENUM_BITFIELD (sym_intent) intent:2;
+ ENUM_BITFIELD (sym_flavor) flavor:4;
+ ENUM_BITFIELD (ifsrc) if_source:2;
- procedure_type proc:3;
+ ENUM_BITFIELD (procedure_type) proc:3;
}
symbol_attribute;
struct gfc_file *file;
struct gfc_linebuf *next;
+ int truncated;
+
char line[1];
} gfc_linebuf;
gfc_linebuf *lb;
} locus;
+/* In order for the "gfc" format checking to work correctly, you must
+ have declared a typedef locus first. */
+#if GCC_VERSION >= 4001
+#define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m)
+#else
+#define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m)
+#endif
+
#include <limits.h>
#ifndef PATH_MAX
/* Components of derived types. */
typedef struct gfc_component
{
- char name[GFC_MAX_SYMBOL_LEN + 1];
+ const char *name;
gfc_typespec ts;
int pointer, dimension;
/* The gfc_actual_arglist structure is for actual arguments. */
typedef struct gfc_actual_arglist
{
- char name[GFC_MAX_SYMBOL_LEN + 1];
+ const char *name;
/* Alternate return label when the expr member is null. */
struct gfc_st_label *label;
/* User operator nodes. These are like stripped down symbols. */
typedef struct
{
- char name[GFC_MAX_SYMBOL_LEN + 1];
+ const char *name;
gfc_interface *operator;
struct gfc_namespace *ns;
typedef struct gfc_symbol
{
- char name[GFC_MAX_SYMBOL_LEN + 1]; /* Primary name, before renaming */
- char module[GFC_MAX_SYMBOL_LEN + 1]; /* Module this symbol came from */
+ const char *name; /* Primary name, before renaming */
+ const char *module; /* Module this symbol came from */
locus declared_at;
gfc_typespec ts;
typedef struct gfc_symtree
{
BBT_HEADER (gfc_symtree);
- char name[GFC_MAX_SYMBOL_LEN + 1];
+ const char *name;
int ambiguous;
union
{
gfc_charlen *cl_list;
- int save_all, seen_save;
+ int save_all, seen_save, seen_implicit_none;
/* Normally we don't need to refcount namespaces. However when we read
a module containing a function with multiple entry points, this
{
BBT_HEADER(gfc_gsymbol);
- char name[GFC_MAX_SYMBOL_LEN+1];
+ const char *name;
enum { GSYM_UNKNOWN=1, GSYM_PROGRAM, GSYM_FUNCTION, GSYM_SUBROUTINE,
GSYM_MODULE, GSYM_COMMON, GSYM_BLOCK_DATA } type;
typedef struct gfc_intrinsic_sym
{
- char name[GFC_MAX_SYMBOL_LEN + 1], lib_name[GFC_MAX_SYMBOL_LEN + 1];
+ const char *name, *lib_name;
gfc_intrinsic_arg *formal;
gfc_typespec ts;
int elemental, pure, generic, specific, actual_ok, standard;
int rank;
mpz_t *shape; /* Can be NULL if shape is unknown at compile time */
- gfc_intrinsic_op operator;
-
/* Nonnull for functions and structure constructors */
gfc_symtree *symtree;
- gfc_user_op *uop;
gfc_ref *ref;
- struct gfc_expr *op1, *op2;
locus where;
+ /* True if it is converted from Hollerith constant. */
+ unsigned int from_H : 1;
+
union
{
int logical;
struct
{
+ gfc_intrinsic_op operator;
+ gfc_user_op *uop;
+ struct gfc_expr *op1, *op2;
+ }
+ op;
+
+ struct
+ {
gfc_actual_arglist *actual;
const char *name; /* Points to the ultimate name of the function */
gfc_intrinsic_sym *isym;
typedef struct
{
- mpfr_t epsilon, huge, tiny;
+ mpfr_t epsilon, huge, tiny, subnormal;
int kind, radix, digits, min_exponent, max_exponent;
int range, precision;
EXEC_ALLOCATE, EXEC_DEALLOCATE,
EXEC_OPEN, EXEC_CLOSE,
EXEC_READ, EXEC_WRITE, EXEC_IOLENGTH, EXEC_TRANSFER, EXEC_DT_END,
- EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND
+ EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND, EXEC_FLUSH
}
gfc_exec_op;
int warn_surprising;
int warn_unused_labels;
+ int flag_default_double;
+ int flag_default_integer;
+ int flag_default_real;
int flag_dollar_ok;
int flag_underscoring;
int flag_second_underscore;
int flag_no_backend;
int flag_pack_derived;
int flag_repack_arrays;
+ int flag_f2c;
+ int flag_backslash;
int q_kind;
- int r8;
- int i8;
- int d8;
+
int warn_std;
int allow_std;
int warn_nonstd_intrinsics;
typedef struct gfc_error_buf
{
int flag;
- char message[MAX_ERROR_MESSAGE];
+ size_t allocated, index;
+ char *message;
} gfc_error_buf;
void gfc_error_init_1 (void);
void gfc_buffer_error (int);
-void gfc_warning (const char *, ...);
-void gfc_warning_now (const char *, ...);
+void gfc_warning (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
+void gfc_warning_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
void gfc_clear_warning (void);
void gfc_warning_check (void);
-void gfc_error (const char *, ...);
-void gfc_error_now (const char *, ...);
-void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN;
-void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN;
+void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
+void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
+void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2);
+void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2);
void gfc_clear_error (void);
int gfc_error_check (void);
-try gfc_notify_std (int, const char *, ...);
+try gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
/* A general purpose syntax error. */
#define gfc_syntax_error(ST) \
void gfc_push_error (gfc_error_buf *);
void gfc_pop_error (gfc_error_buf *);
+void gfc_free_error (gfc_error_buf *);
void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1;
void gfc_status_char (char);
int gfc_validate_kind (bt, int, bool);
extern int gfc_index_integer_kind;
extern int gfc_default_integer_kind;
+extern int gfc_max_integer_kind;
extern int gfc_default_real_kind;
extern int gfc_default_double_kind;
extern int gfc_default_character_kind;
void gfc_symbol_state (void);
-gfc_gsymbol *gfc_get_gsymbol (char *);
-gfc_gsymbol *gfc_find_gsymbol (gfc_gsymbol *, char *);
+gfc_gsymbol *gfc_get_gsymbol (const char *);
+gfc_gsymbol *gfc_find_gsymbol (gfc_gsymbol *, const char *);
/* intrinsic.c */
extern int gfc_init_expr;
by placing it into a special module that is otherwise impossible to
read or write. */
-#define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
+#define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)")
void gfc_intrinsic_init_1 (void);
void gfc_intrinsic_done_1 (void);
int gfc_elemental (gfc_symbol *);
try gfc_resolve_iterator (gfc_iterator *, bool);
try gfc_resolve_index (gfc_expr *, int);
+try gfc_resolve_dim_arg (gfc_expr *);
/* array.c */
void gfc_free_array_spec (gfc_array_spec *);
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