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-rw-r--r--gcc/fortran/ChangeLog82
-rw-r--r--gcc/fortran/class.c12
-rw-r--r--gcc/fortran/dump-parse-tree.c9
-rw-r--r--gcc/fortran/expr.c42
-rw-r--r--gcc/fortran/gfortran.h21
-rw-r--r--gcc/fortran/gfortran.texi42
-rw-r--r--gcc/fortran/iresolve.c5
-rw-r--r--gcc/fortran/match.c8
-rw-r--r--gcc/fortran/misc.c22
-rw-r--r--gcc/fortran/module.c43
-rw-r--r--gcc/fortran/resolve.c18
-rw-r--r--gcc/fortran/simplify.c23
-rw-r--r--gcc/fortran/target-memory.c19
-rw-r--r--gcc/fortran/target-memory.h2
-rw-r--r--gcc/fortran/trans-array.c3
-rw-r--r--gcc/fortran/trans-const.c12
-rw-r--r--gcc/fortran/trans-const.h1
-rw-r--r--gcc/fortran/trans-expr.c58
-rw-r--r--gcc/fortran/trans-intrinsic.c53
-rw-r--r--gcc/fortran/trans-io.c4
-rw-r--r--gcc/fortran/trans-stmt.c19
-rw-r--r--gcc/fortran/trans-types.c11
-rw-r--r--gcc/fortran/trans-types.h4
23 files changed, 369 insertions, 144 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 191bfc8..1c7b681 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,85 @@
+2017-01-13 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/78534
+ PR fortran/66310
+ * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
+ hardcoded kind.
+ (find_intrinsic_vtab): Likewise.
+ * expr.c (gfc_get_character_expr): Length parameter of type
+ gfc_charlen_t.
+ (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
+ (gfc_extract_hwi): New function.
+ (simplify_const_ref): Make string_len of type gfc_charlen_t.
+ (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
+ * gfortran.h (gfc_mpz_get_hwi): New prototype.
+ (gfc_mpz_set_hwi): Likewise.
+ (gfc_charlen_t): New typedef.
+ (gfc_expr): Use gfc_charlen_t for character lengths.
+ (gfc_size_kind): New extern variable.
+ (gfc_extract_hwi): New prototype.
+ (gfc_get_character_expr): Use gfc_charlen_t for character length.
+ (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
+ * iresolve.c (gfc_resolve_repeat): Pass string length directly without
+ temporary, use gfc_charlen_int_kind.
+ * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
+ * misc.c (gfc_mpz_get_hwi): New function.
+ (gfc_mpz_set_hwi): New function.
+ * module.c (atom_int): Change type from int to HOST_WIDE_INT.
+ (parse_integer): Don't complain about large integers.
+ (write_atom): Use HOST_WIDE_INT for integers.
+ (mio_integer): Handle integer type mismatch.
+ (mio_hwi): New function.
+ (mio_intrinsic_op): Use HOST_WIDE_INT.
+ (mio_array_ref): Likewise.
+ (mio_expr): Likewise.
+ * resolve.c (resolve_select_type): Use HOST_WIDE_INT for charlen,
+ use snprintf.
+ (resolve_substring_charlen): Use gfc_charlen_int_kind.
+ (resolve_charlen): Use mpz_sgn to determine sign.
+ * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
+ instead of long.
+ * target-memory.c (size_character): Length argument of type
+ gfc_charlen_t.
+ (gfc_encode_character): Likewise.
+ (gfc_interpret_character): Use gfc_charlen_t.
+ * target-memory.h (gfc_encode_character): Modify prototype.
+ * trans-array.c (get_array_ctor_var_strlen): Use
+ gfc_conv_mpz_to_tree_type.
+ * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
+ * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
+ * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
+ gfc_charlen_type_node.
+ (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
+ 4, fold_convert to correct type.
+ (gfc_conv_class_to_class): Build const of type size_type_node for
+ size.
+ (gfc_copy_class_to_class): Likewise.
+ (gfc_conv_string_length): Use same type in expression.
+ (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
+ (gfc_conv_string_tmp): Make sure len is of the right type.
+ (gfc_conv_concat_op): Use same type in expression.
+ (gfc_conv_procedure_call): Likewise.
+ (alloc_scalar_allocatable_for_subcomponent_assignment):
+ fold_convert to right type.
+ (gfc_trans_subcomponent_assign): Likewise.
+ (trans_class_vptr_len_assignment): Build const of correct type.
+ (gfc_trans_pointer_assignment): Likewise.
+ (alloc_scalar_allocatable_for_assignment): fold_convert to right
+ type in expr.
+ (trans_class_assignment): Build const of correct type.
+ * trans-intrinsic.c (gfc_conv_associated): Likewise.
+ (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
+ * trans-io.c (gfc_build_io_library_fndecls): Use
+ gfc_charlen_type_node for character lengths.
+ * trans-stmt.c (gfc_trans_label_assign): Build const of
+ gfc_charlen_type_node.
+ (gfc_trans_character_select): Likewise.
+ (gfc_trans_allocate): Likewise, don't typecast strlen result.
+ (gfc_trans_deallocate): Don't typecast strlen result.
+ * trans-types.c (gfc_size_kind): New variable.
+ (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
+ from size_type_node.
+
2017-01-13 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/70697
diff --git a/gcc/fortran/class.c b/gcc/fortran/class.c
index d507e22..6149ada 100644
--- a/gcc/fortran/class.c
+++ b/gcc/fortran/class.c
@@ -35,7 +35,7 @@ along with GCC; see the file COPYING3. If not see
* _vptr: A pointer to the vtable entry (see below) of the dynamic type.
Only for unlimited polymorphic classes:
- * _len: An integer(4) to store the string length when the unlimited
+ * _len: An integer(C_SIZE_T) to store the string length when the unlimited
polymorphic pointer is used to point to a char array. The '_len'
component will be zero when no character array is stored in
'_data'.
@@ -2310,13 +2310,13 @@ gfc_find_derived_vtab (gfc_symbol *derived)
if (!gfc_add_component (vtype, "_size", &c))
goto cleanup;
c->ts.type = BT_INTEGER;
- c->ts.kind = 4;
+ c->ts.kind = gfc_size_kind;
c->attr.access = ACCESS_PRIVATE;
/* Remember the derived type in ts.u.derived,
so that the correct initializer can be set later on
(in gfc_conv_structure). */
c->ts.u.derived = derived;
- c->initializer = gfc_get_int_expr (gfc_default_integer_kind,
+ c->initializer = gfc_get_int_expr (gfc_size_kind,
NULL, 0);
/* Add component _extends. */
@@ -2676,7 +2676,7 @@ find_intrinsic_vtab (gfc_typespec *ts)
if (!gfc_add_component (vtype, "_size", &c))
goto cleanup;
c->ts.type = BT_INTEGER;
- c->ts.kind = 4;
+ c->ts.kind = gfc_size_kind;
c->attr.access = ACCESS_PRIVATE;
/* Build a minimal expression to make use of
@@ -2687,11 +2687,11 @@ find_intrinsic_vtab (gfc_typespec *ts)
e = gfc_get_expr ();
e->ts = *ts;
e->expr_type = EXPR_VARIABLE;
- c->initializer = gfc_get_int_expr (gfc_default_integer_kind,
+ c->initializer = gfc_get_int_expr (gfc_size_kind,
NULL,
ts->type == BT_CHARACTER
? ts->kind
- : (int)gfc_element_size (e));
+ : gfc_element_size (e));
gfc_free_expr (e);
/* Add component _extends. */
diff --git a/gcc/fortran/dump-parse-tree.c b/gcc/fortran/dump-parse-tree.c
index 36fc4cc..65b47de 100644
--- a/gcc/fortran/dump-parse-tree.c
+++ b/gcc/fortran/dump-parse-tree.c
@@ -348,12 +348,10 @@ show_constructor (gfc_constructor_base base)
static void
-show_char_const (const gfc_char_t *c, int length)
+show_char_const (const gfc_char_t *c, gfc_charlen_t length)
{
- int i;
-
fputc ('\'', dumpfile);
- for (i = 0; i < length; i++)
+ for (size_t i = 0; i < (size_t) length; i++)
{
if (c[i] == '\'')
fputs ("''", dumpfile);
@@ -465,7 +463,8 @@ show_expr (gfc_expr *p)
break;
case BT_HOLLERITH:
- fprintf (dumpfile, "%dH", p->representation.length);
+ fprintf (dumpfile, HOST_WIDE_INT_PRINT_DEC "H",
+ p->representation.length);
c = p->representation.string;
for (i = 0; i < p->representation.length; i++, c++)
{
diff --git a/gcc/fortran/expr.c b/gcc/fortran/expr.c
index 7b95d20..a313328 100644
--- a/gcc/fortran/expr.c
+++ b/gcc/fortran/expr.c
@@ -27,6 +27,7 @@ along with GCC; see the file COPYING3. If not see
#include "match.h"
#include "target-memory.h" /* for gfc_convert_boz */
#include "constructor.h"
+#include "tree.h"
/* The following set of functions provide access to gfc_expr* of
@@ -184,7 +185,7 @@ gfc_get_constant_expr (bt type, int kind, locus *where)
blanked and null-terminated. */
gfc_expr *
-gfc_get_character_expr (int kind, locus *where, const char *src, int len)
+gfc_get_character_expr (int kind, locus *where, const char *src, gfc_charlen_t len)
{
gfc_expr *e;
gfc_char_t *dest;
@@ -210,13 +211,14 @@ gfc_get_character_expr (int kind, locus *where, const char *src, int len)
/* Get a new expression node that is an integer constant. */
gfc_expr *
-gfc_get_int_expr (int kind, locus *where, int value)
+gfc_get_int_expr (int kind, locus *where, HOST_WIDE_INT value)
{
gfc_expr *p;
p = gfc_get_constant_expr (BT_INTEGER, kind,
where ? where : &gfc_current_locus);
- mpz_set_si (p->value.integer, value);
+ const wide_int w = wi::shwi (value, kind * BITS_PER_UNIT);
+ wi::to_mpz (w, p->value.integer, SIGNED);
return p;
}
@@ -636,6 +638,32 @@ gfc_extract_int (gfc_expr *expr, int *result)
}
+/* Same as gfc_extract_int, but use a HWI. */
+
+const char *
+gfc_extract_hwi (gfc_expr *expr, HOST_WIDE_INT *result)
+{
+ if (expr->expr_type != EXPR_CONSTANT)
+ return _("Constant expression required at %C");
+
+ if (expr->ts.type != BT_INTEGER)
+ return _("Integer expression required at %C");
+
+ /* Use long_long_integer_type_node to determine when to saturate. */
+ const wide_int val = wi::from_mpz (long_long_integer_type_node,
+ expr->value.integer, false);
+
+ if (!wi::fits_shwi_p (val))
+ {
+ return _("Integer value too large in expression at %C");
+ }
+
+ *result = val.to_shwi ();
+
+ return NULL;
+}
+
+
/* Recursively copy a list of reference structures. */
gfc_ref *
@@ -1655,7 +1683,7 @@ simplify_const_ref (gfc_expr *p)
a substring out of it, update the type-spec's
character length according to the first element
(as all should have the same length). */
- int string_len;
+ gfc_charlen_t string_len;
if ((c = gfc_constructor_first (p->value.constructor)))
{
const gfc_expr* first = c->expr;
@@ -1824,18 +1852,18 @@ gfc_simplify_expr (gfc_expr *p, int type)
if (gfc_is_constant_expr (p))
{
gfc_char_t *s;
- int start, end;
+ HOST_WIDE_INT start, end;
start = 0;
if (p->ref && p->ref->u.ss.start)
{
- gfc_extract_int (p->ref->u.ss.start, &start);
+ gfc_extract_hwi (p->ref->u.ss.start, &start);
start--; /* Convert from one-based to zero-based. */
}
end = p->value.character.length;
if (p->ref && p->ref->u.ss.end)
- gfc_extract_int (p->ref->u.ss.end, &end);
+ gfc_extract_hwi (p->ref->u.ss.end, &end);
if (end < start)
end = start;
diff --git a/gcc/fortran/gfortran.h b/gcc/fortran/gfortran.h
index f01a290..137914a 100644
--- a/gcc/fortran/gfortran.h
+++ b/gcc/fortran/gfortran.h
@@ -2064,6 +2064,14 @@ gfc_intrinsic_sym;
typedef splay_tree gfc_constructor_base;
+
+/* This should be an unsigned variable of type size_t. But to handle
+ compiling to a 64-bit target from a 32-bit host, we need to use a
+ HOST_WIDE_INT. Also, occasionally the string length field is used
+ as a flag with values -1 and -2, see e.g. gfc_add_assign_aux_vars.
+ So it needs to be signed. */
+typedef HOST_WIDE_INT gfc_charlen_t;
+
typedef struct gfc_expr
{
expr_t expr_type;
@@ -2109,7 +2117,7 @@ typedef struct gfc_expr
the value. */
struct
{
- int length;
+ gfc_charlen_t length;
char *string;
}
representation;
@@ -2165,7 +2173,7 @@ typedef struct gfc_expr
struct
{
- int length;
+ gfc_charlen_t length;
gfc_char_t *string;
}
character;
@@ -2759,6 +2767,9 @@ void gfc_done_2 (void);
int get_c_kind (const char *, CInteropKind_t *);
+HOST_WIDE_INT gfc_mpz_get_hwi (mpz_t);
+void gfc_mpz_set_hwi (mpz_t, const HOST_WIDE_INT);
+
/* options.c */
unsigned int gfc_option_lang_mask (void);
void gfc_init_options_struct (struct gcc_options *);
@@ -2850,6 +2861,7 @@ extern int gfc_atomic_int_kind;
extern int gfc_atomic_logical_kind;
extern int gfc_intio_kind;
extern int gfc_charlen_int_kind;
+extern int gfc_size_kind;
extern int gfc_numeric_storage_size;
extern int gfc_character_storage_size;
@@ -3081,6 +3093,7 @@ void gfc_resolve_oacc_blocks (gfc_code *, gfc_namespace *);
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 *);
+const char *gfc_extract_hwi (gfc_expr *, HOST_WIDE_INT *);
bool is_subref_array (gfc_expr *);
bool gfc_is_simply_contiguous (gfc_expr *, bool, bool);
bool gfc_check_init_expr (gfc_expr *);
@@ -3098,8 +3111,8 @@ gfc_expr *gfc_get_null_expr (locus *);
gfc_expr *gfc_get_operator_expr (locus *, gfc_intrinsic_op,gfc_expr *, gfc_expr *);
gfc_expr *gfc_get_structure_constructor_expr (bt, int, locus *);
gfc_expr *gfc_get_constant_expr (bt, int, locus *);
-gfc_expr *gfc_get_character_expr (int, locus *, const char *, int len);
-gfc_expr *gfc_get_int_expr (int, locus *, int);
+gfc_expr *gfc_get_character_expr (int, locus *, const char *, gfc_charlen_t len);
+gfc_expr *gfc_get_int_expr (int, locus *, HOST_WIDE_INT);
gfc_expr *gfc_get_logical_expr (int, locus *, bool);
gfc_expr *gfc_get_iokind_expr (locus *, io_kind);
diff --git a/gcc/fortran/gfortran.texi b/gcc/fortran/gfortran.texi
index 9a26317..1a36dd7 100644
--- a/gcc/fortran/gfortran.texi
+++ b/gcc/fortran/gfortran.texi
@@ -3810,12 +3810,42 @@ front ends of GCC, e.g. to GCC's C99 compiler for @code{_Bool}
or GCC's Ada compiler for @code{Boolean}.)
For arguments of @code{CHARACTER} type, the character length is passed
-as hidden argument. For deferred-length strings, the value is passed
-by reference, otherwise by value. The character length has the type
-@code{INTEGER(kind=4)}. Note with C binding, @code{CHARACTER(len=1)}
-result variables are returned according to the platform ABI and no
-hidden length argument is used for dummy arguments; with @code{VALUE},
-those variables are passed by value.
+as a hidden argument at the end of the argument list. For
+deferred-length strings, the value is passed by reference, otherwise
+by value. The character length has the C type @code{size_t} (or
+@code{INTEGER(kind=C_SIZE_T)} in Fortran). Note that this is
+different to older versions of the GNU Fortran compiler, where the
+type of the hidden character length argument was a C @code{int}. In
+order to retain compatibility with older versions, one can e.g. for
+the following Fortran procedure
+
+@smallexample
+subroutine fstrlen (s, a)
+ character(len=*) :: s
+ integer :: a
+ print*, len(s)
+end subroutine fstrlen
+@end smallexample
+
+define the corresponding C prototype as follows:
+
+@smallexample
+#if __GNUC__ > 6
+typedef size_t fortran_charlen_t;
+#else
+typedef int fortran_charlen_t;
+#endif
+
+void fstrlen_ (char*, int*, fortran_charlen_t);
+@end smallexample
+
+In order to avoid such compiler-specific details, for new code it is
+instead recommended to use the ISO_C_BINDING feature.
+
+Note with C binding, @code{CHARACTER(len=1)} result variables are
+returned according to the platform ABI and no hidden length argument
+is used for dummy arguments; with @code{VALUE}, those variables are
+passed by value.
For @code{OPTIONAL} dummy arguments, an absent argument is denoted
by a NULL pointer, except for scalar dummy arguments of type
diff --git a/gcc/fortran/iresolve.c b/gcc/fortran/iresolve.c
index 5c3ad42..fd2747f 100644
--- a/gcc/fortran/iresolve.c
+++ b/gcc/fortran/iresolve.c
@@ -2147,7 +2147,6 @@ void
gfc_resolve_repeat (gfc_expr *f, gfc_expr *string,
gfc_expr *ncopies)
{
- int len;
gfc_expr *tmp;
f->ts.type = BT_CHARACTER;
f->ts.kind = string->ts.kind;
@@ -2160,8 +2159,8 @@ gfc_resolve_repeat (gfc_expr *f, gfc_expr *string,
tmp = NULL;
if (string->expr_type == EXPR_CONSTANT)
{
- len = string->value.character.length;
- tmp = gfc_get_int_expr (gfc_default_integer_kind, NULL , len);
+ tmp = gfc_get_int_expr (gfc_charlen_int_kind, NULL,
+ string->value.character.length);
}
else if (string->ts.u.cl && string->ts.u.cl->length)
{
diff --git a/gcc/fortran/match.c b/gcc/fortran/match.c
index ea9d315..992a6d96 100644
--- a/gcc/fortran/match.c
+++ b/gcc/fortran/match.c
@@ -5765,7 +5765,7 @@ select_intrinsic_set_tmp (gfc_typespec *ts)
{
char name[GFC_MAX_SYMBOL_LEN];
gfc_symtree *tmp;
- int charlen = 0;
+ HOST_WIDE_INT charlen = 0;
if (ts->type == BT_CLASS || ts->type == BT_DERIVED)
return NULL;
@@ -5776,14 +5776,14 @@ select_intrinsic_set_tmp (gfc_typespec *ts)
if (ts->type == BT_CHARACTER && ts->u.cl && ts->u.cl->length
&& ts->u.cl->length->expr_type == EXPR_CONSTANT)
- charlen = mpz_get_si (ts->u.cl->length->value.integer);
+ charlen = gfc_mpz_get_hwi (ts->u.cl->length->value.integer);
if (ts->type != BT_CHARACTER)
sprintf (name, "__tmp_%s_%d", gfc_basic_typename (ts->type),
ts->kind);
else
- sprintf (name, "__tmp_%s_%d_%d", gfc_basic_typename (ts->type),
- charlen, ts->kind);
+ snprintf (name, sizeof (name), "__tmp_%s_" HOST_WIDE_INT_PRINT_DEC "_%d",
+ gfc_basic_typename (ts->type), charlen, ts->kind);
gfc_get_sym_tree (name, gfc_current_ns, &tmp, false);
gfc_add_type (tmp->n.sym, ts, NULL);
diff --git a/gcc/fortran/misc.c b/gcc/fortran/misc.c
index a2c199e..7dd0557 100644
--- a/gcc/fortran/misc.c
+++ b/gcc/fortran/misc.c
@@ -22,6 +22,7 @@ along with GCC; see the file COPYING3. If not see
#include "system.h"
#include "coretypes.h"
#include "gfortran.h"
+#include "tree.h"
/* Initialize a typespec to unknown. */
@@ -280,3 +281,24 @@ get_c_kind(const char *c_kind_name, CInteropKind_t kinds_table[])
return ISOCBINDING_INVALID;
}
+
+
+/* Convert between GMP integers (mpz_t) and HOST_WIDE_INT. */
+
+HOST_WIDE_INT
+gfc_mpz_get_hwi (mpz_t op)
+{
+ /* Using long_long_integer_type_node as that is the integer type
+ node that closest matches HOST_WIDE_INT; both are guaranteed to
+ be at least 64 bits. */
+ const wide_int w = wi::from_mpz (long_long_integer_type_node, op, true);
+ return w.to_shwi ();
+}
+
+
+void
+gfc_mpz_set_hwi (mpz_t rop, const HOST_WIDE_INT op)
+{
+ const wide_int w = wi::shwi (op, HOST_BITS_PER_WIDE_INT);
+ wi::to_mpz (w, rop, SIGNED);
+}
diff --git a/gcc/fortran/module.c b/gcc/fortran/module.c
index b3b0967..ca53016 100644
--- a/gcc/fortran/module.c
+++ b/gcc/fortran/module.c
@@ -1141,7 +1141,7 @@ static atom_type last_atom;
#define MAX_ATOM_SIZE 100
-static int atom_int;
+static HOST_WIDE_INT atom_int;
static char *atom_string, atom_name[MAX_ATOM_SIZE];
@@ -1271,7 +1271,7 @@ parse_string (void)
}
-/* Parse a small integer. */
+/* Parse an integer. Should fit in a HOST_WIDE_INT. */
static void
parse_integer (int c)
@@ -1288,8 +1288,6 @@ parse_integer (int c)
}
atom_int = 10 * atom_int + c - '0';
- if (atom_int > 99999999)
- bad_module ("Integer overflow");
}
}
@@ -1631,11 +1629,12 @@ write_char (char out)
static void
write_atom (atom_type atom, const void *v)
{
- char buffer[20];
+ char buffer[32];
/* Workaround -Wmaybe-uninitialized false positive during
profiledbootstrap by initializing them. */
- int i = 0, len;
+ int len;
+ HOST_WIDE_INT i = 0;
const char *p;
switch (atom)
@@ -1654,11 +1653,9 @@ write_atom (atom_type atom, const void *v)
break;
case ATOM_INTEGER:
- i = *((const int *) v);
- if (i < 0)
- gfc_internal_error ("write_atom(): Writing negative integer");
+ i = *((const HOST_WIDE_INT *) v);
- sprintf (buffer, "%d", i);
+ snprintf (buffer, sizeof (buffer), HOST_WIDE_INT_PRINT_DEC, i);
p = buffer;
break;
@@ -1766,7 +1763,10 @@ static void
mio_integer (int *ip)
{
if (iomode == IO_OUTPUT)
- write_atom (ATOM_INTEGER, ip);
+ {
+ HOST_WIDE_INT hwi = *ip;
+ write_atom (ATOM_INTEGER, &hwi);
+ }
else
{
require_atom (ATOM_INTEGER);
@@ -1774,6 +1774,18 @@ mio_integer (int *ip)
}
}
+static void
+mio_hwi (HOST_WIDE_INT *hwi)
+{
+ if (iomode == IO_OUTPUT)
+ write_atom (ATOM_INTEGER, hwi);
+ else
+ {
+ require_atom (ATOM_INTEGER);
+ *hwi = atom_int;
+ }
+}
+
/* Read or write a gfc_intrinsic_op value. */
@@ -1783,7 +1795,7 @@ mio_intrinsic_op (gfc_intrinsic_op* op)
/* FIXME: Would be nicer to do this via the operators symbolic name. */
if (iomode == IO_OUTPUT)
{
- int converted = (int) *op;
+ HOST_WIDE_INT converted = (HOST_WIDE_INT) *op;
write_atom (ATOM_INTEGER, &converted);
}
else
@@ -2680,7 +2692,7 @@ mio_array_ref (gfc_array_ref *ar)
{
for (i = 0; i < ar->dimen; i++)
{
- int tmp = (int)ar->dimen_type[i];
+ HOST_WIDE_INT tmp = (HOST_WIDE_INT)ar->dimen_type[i];
write_atom (ATOM_INTEGER, &tmp);
}
}
@@ -3382,6 +3394,7 @@ fix_mio_expr (gfc_expr *e)
static void
mio_expr (gfc_expr **ep)
{
+ HOST_WIDE_INT hwi;
gfc_expr *e;
atom_type t;
int flag;
@@ -3596,7 +3609,9 @@ mio_expr (gfc_expr **ep)
break;
case BT_CHARACTER:
- mio_integer (&e->value.character.length);
+ hwi = e->value.character.length;
+ mio_hwi (&hwi);
+ e->value.character.length = hwi;
e->value.character.string
= CONST_CAST (gfc_char_t *,
mio_allocated_wide_string (e->value.character.string,
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c
index a5fe231..71880d8 100644
--- a/gcc/fortran/resolve.c
+++ b/gcc/fortran/resolve.c
@@ -4726,7 +4726,7 @@ gfc_resolve_substring_charlen (gfc_expr *e)
/* Length = (end - start + 1). */
e->ts.u.cl->length = gfc_subtract (end, start);
e->ts.u.cl->length = gfc_add (e->ts.u.cl->length,
- gfc_get_int_expr (gfc_default_integer_kind,
+ gfc_get_int_expr (gfc_charlen_int_kind,
NULL, 1));
/* F2008, 6.4.1: Both the starting point and the ending point shall
@@ -8469,7 +8469,6 @@ resolve_select_type (gfc_code *code, gfc_namespace *old_ns)
char name[GFC_MAX_SYMBOL_LEN];
gfc_namespace *ns;
int error = 0;
- int charlen = 0;
int rank = 0;
gfc_ref* ref = NULL;
gfc_expr *selector_expr = NULL;
@@ -8717,11 +8716,13 @@ resolve_select_type (gfc_code *code, gfc_namespace *old_ns)
sprintf (name, "__tmp_type_%s", c->ts.u.derived->name);
else if (c->ts.type == BT_CHARACTER)
{
+ HOST_WIDE_INT charlen = 0;
if (c->ts.u.cl && c->ts.u.cl->length
&& c->ts.u.cl->length->expr_type == EXPR_CONSTANT)
- charlen = mpz_get_si (c->ts.u.cl->length->value.integer);
- sprintf (name, "__tmp_%s_%d_%d", gfc_basic_typename (c->ts.type),
- charlen, c->ts.kind);
+ charlen = gfc_mpz_get_hwi (c->ts.u.cl->length->value.integer);
+ snprintf (name, sizeof (name),
+ "__tmp_%s_" HOST_WIDE_INT_PRINT_DEC "_%d",
+ gfc_basic_typename (c->ts.type), charlen, c->ts.kind);
}
else
sprintf (name, "__tmp_%s_%d", gfc_basic_typename (c->ts.type),
@@ -11386,7 +11387,7 @@ resolve_index_expr (gfc_expr *e)
static bool
resolve_charlen (gfc_charlen *cl)
{
- int i, k;
+ int k;
bool saved_specification_expr;
if (cl->resolved)
@@ -11422,9 +11423,10 @@ resolve_charlen (gfc_charlen *cl)
/* F2008, 4.4.3.2: If the character length parameter value evaluates to
a negative value, the length of character entities declared is zero. */
- if (cl->length && !gfc_extract_int (cl->length, &i) && i < 0)
+ if (cl->length && cl->length->expr_type == EXPR_CONSTANT
+ && mpz_sgn (cl->length->value.integer) < 0)
gfc_replace_expr (cl->length,
- gfc_get_int_expr (gfc_default_integer_kind, NULL, 0));
+ gfc_get_int_expr (gfc_charlen_int_kind, NULL, 0));
/* Check that the character length is not too large. */
k = gfc_validate_kind (BT_INTEGER, gfc_charlen_int_kind, false);
diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c
index 942b401..4ea8163 100644
--- a/gcc/fortran/simplify.c
+++ b/gcc/fortran/simplify.c
@@ -5198,7 +5198,7 @@ gfc_expr *
gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
{
gfc_expr *result;
- int i, j, len, ncop, nlen;
+ gfc_charlen_t len;
mpz_t ncopies;
bool have_length = false;
@@ -5218,7 +5218,7 @@ gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
if (e->ts.u.cl && e->ts.u.cl->length
&& e->ts.u.cl->length->expr_type == EXPR_CONSTANT)
{
- len = mpz_get_si (e->ts.u.cl->length->value.integer);
+ len = gfc_mpz_get_hwi (e->ts.u.cl->length->value.integer);
have_length = true;
}
else if (e->expr_type == EXPR_CONSTANT
@@ -5254,7 +5254,8 @@ gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
}
else
{
- mpz_init_set_si (mlen, len);
+ mpz_init (mlen);
+ gfc_mpz_set_hwi (mlen, len);
mpz_tdiv_q (max, gfc_integer_kinds[i].huge, mlen);
mpz_clear (mlen);
}
@@ -5278,11 +5279,12 @@ gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
if (e->expr_type != EXPR_CONSTANT)
return NULL;
+ HOST_WIDE_INT ncop;
if (len ||
(e->ts.u.cl->length &&
mpz_sgn (e->ts.u.cl->length->value.integer) != 0))
{
- const char *res = gfc_extract_int (n, &ncop);
+ const char *res = gfc_extract_hwi (n, &ncop);
gcc_assert (res == NULL);
}
else
@@ -5292,11 +5294,18 @@ gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
return gfc_get_character_expr (e->ts.kind, &e->where, NULL, 0);
len = e->value.character.length;
- nlen = ncop * len;
+ gfc_charlen_t nlen = ncop * len;
+
+ /* Here's a semi-arbitrary limit. If the string is longer than 32 MB
+ (8 * 2**20 elements * 4 bytes (wide chars) per element) defer to
+ runtime instead of consuming (unbounded) memory and CPU at
+ compile time. */
+ if (nlen > 8388608)
+ return NULL;
result = gfc_get_character_expr (e->ts.kind, &e->where, NULL, nlen);
- for (i = 0; i < ncop; i++)
- for (j = 0; j < len; j++)
+ for (size_t i = 0; i < (size_t) ncop; i++)
+ for (size_t j = 0; j < (size_t) len; j++)
result->value.character.string[j+i*len]= e->value.character.string[j];
result->value.character.string[nlen] = '\0'; /* For debugger */
diff --git a/gcc/fortran/target-memory.c b/gcc/fortran/target-memory.c
index d239cf1..34b61dc 100644
--- a/gcc/fortran/target-memory.c
+++ b/gcc/fortran/target-memory.c
@@ -65,7 +65,7 @@ size_logical (int kind)
static size_t
-size_character (int length, int kind)
+size_character (gfc_charlen_t length, int kind)
{
int i = gfc_validate_kind (BT_CHARACTER, kind, false);
return length * gfc_character_kinds[i].bit_size / 8;
@@ -97,9 +97,9 @@ gfc_element_size (gfc_expr *e)
&& e->ts.u.cl->length->expr_type == EXPR_CONSTANT
&& e->ts.u.cl->length->ts.type == BT_INTEGER)
{
- int length;
+ HOST_WIDE_INT length;
- gfc_extract_int (e->ts.u.cl->length, &length);
+ gfc_extract_hwi (e->ts.u.cl->length, &length);
return size_character (length, e->ts.kind);
}
else
@@ -217,16 +217,15 @@ encode_logical (int kind, int logical, unsigned char *buffer, size_t buffer_size
int
-gfc_encode_character (int kind, int length, const gfc_char_t *string,
+gfc_encode_character (int kind, gfc_charlen_t length, const gfc_char_t *string,
unsigned char *buffer, size_t buffer_size)
{
size_t elsize = size_character (1, kind);
tree type = gfc_get_char_type (kind);
- int i;
gcc_assert (buffer_size >= size_character (length, kind));
- for (i = 0; i < length; i++)
+ for (size_t i = 0; i < (size_t) length; i++)
native_encode_expr (build_int_cst (type, string[i]), &buffer[i*elsize],
elsize);
@@ -438,11 +437,9 @@ int
gfc_interpret_character (unsigned char *buffer, size_t buffer_size,
gfc_expr *result)
{
- int i;
-
if (result->ts.u.cl && result->ts.u.cl->length)
result->value.character.length =
- (int) mpz_get_ui (result->ts.u.cl->length->value.integer);
+ gfc_mpz_get_hwi (result->ts.u.cl->length->value.integer);
gcc_assert (buffer_size >= size_character (result->value.character.length,
result->ts.kind));
@@ -450,7 +447,7 @@ gfc_interpret_character (unsigned char *buffer, size_t buffer_size,
gfc_get_wide_string (result->value.character.length + 1);
if (result->ts.kind == gfc_default_character_kind)
- for (i = 0; i < result->value.character.length; i++)
+ for (size_t i = 0; i < (size_t) result->value.character.length; i++)
result->value.character.string[i] = (gfc_char_t) buffer[i];
else
{
@@ -459,7 +456,7 @@ gfc_interpret_character (unsigned char *buffer, size_t buffer_size,
mpz_init (integer);
gcc_assert (bytes <= sizeof (unsigned long));
- for (i = 0; i < result->value.character.length; i++)
+ for (size_t i = 0; i < (size_t) result->value.character.length; i++)
{
gfc_conv_tree_to_mpz (integer,
native_interpret_expr (gfc_get_char_type (result->ts.kind),
diff --git a/gcc/fortran/target-memory.h b/gcc/fortran/target-memory.h
index 5d46553..ddcaf60 100644
--- a/gcc/fortran/target-memory.h
+++ b/gcc/fortran/target-memory.h
@@ -28,7 +28,7 @@ size_t gfc_element_size (gfc_expr *);
size_t gfc_target_expr_size (gfc_expr *);
/* Write a constant expression in binary form to a target buffer. */
-int gfc_encode_character (int, int, const gfc_char_t *, unsigned char *,
+int gfc_encode_character (int, gfc_charlen_t, const gfc_char_t *, unsigned char *,
size_t);
unsigned HOST_WIDE_INT gfc_target_encode_expr (gfc_expr *, unsigned char *,
size_t);
diff --git a/gcc/fortran/trans-array.c b/gcc/fortran/trans-array.c
index a3aab8e..7ab2ef6d 100644
--- a/gcc/fortran/trans-array.c
+++ b/gcc/fortran/trans-array.c
@@ -1909,8 +1909,7 @@ get_array_ctor_var_strlen (stmtblock_t *block, gfc_expr * expr, tree * len)
mpz_init_set_ui (char_len, 1);
mpz_add (char_len, char_len, ref->u.ss.end->value.integer);
mpz_sub (char_len, char_len, ref->u.ss.start->value.integer);
- *len = gfc_conv_mpz_to_tree (char_len, gfc_default_integer_kind);
- *len = convert (gfc_charlen_type_node, *len);
+ *len = gfc_conv_mpz_to_tree_type (char_len, gfc_charlen_type_node);
mpz_clear (char_len);
return;
diff --git a/gcc/fortran/trans-const.c b/gcc/fortran/trans-const.c
index 128d47d..cd4a8d7 100644
--- a/gcc/fortran/trans-const.c
+++ b/gcc/fortran/trans-const.c
@@ -206,6 +206,18 @@ gfc_conv_mpz_to_tree (mpz_t i, int kind)
return wide_int_to_tree (gfc_get_int_type (kind), val);
}
+
+/* Convert a GMP integer into a tree node of type given by the type
+ argument. */
+
+tree
+gfc_conv_mpz_to_tree_type (mpz_t i, const tree type)
+{
+ const wide_int val = wi::from_mpz (type, i, true);
+ return wide_int_to_tree (type, val);
+}
+
+
/* Converts a backend tree into a GMP integer. */
void
diff --git a/gcc/fortran/trans-const.h b/gcc/fortran/trans-const.h
index 9730867..7863e83 100644
--- a/gcc/fortran/trans-const.h
+++ b/gcc/fortran/trans-const.h
@@ -20,6 +20,7 @@ along with GCC; see the file COPYING3. If not see
/* Converts between INT_CST and GMP integer representations. */
tree gfc_conv_mpz_to_tree (mpz_t, int);
+tree gfc_conv_mpz_to_tree_type (mpz_t, const tree);
void gfc_conv_tree_to_mpz (mpz_t, tree);
/* Converts between REAL_CST and MPFR floating-point representations. */
diff --git a/gcc/fortran/trans-expr.c b/gcc/fortran/trans-expr.c
index 01b7dd2..97aa657 100644
--- a/gcc/fortran/trans-expr.c
+++ b/gcc/fortran/trans-expr.c
@@ -250,7 +250,7 @@ gfc_class_len_or_zero_get (tree decl)
return len != NULL_TREE ? fold_build3_loc (input_location, COMPONENT_REF,
TREE_TYPE (len), decl, len,
NULL_TREE)
- : integer_zero_node;
+ : build_zero_cst (gfc_charlen_type_node);
}
@@ -884,7 +884,8 @@ gfc_conv_intrinsic_to_class (gfc_se *parmse, gfc_expr *e,
{
/* Amazingly all data is present to compute the length of a
constant string, but the expression is not yet there. */
- e->ts.u.cl->length = gfc_get_constant_expr (BT_INTEGER, 4,
+ e->ts.u.cl->length = gfc_get_constant_expr (BT_INTEGER,
+ gfc_charlen_int_kind,
&e->where);
mpz_set_ui (e->ts.u.cl->length->value.integer,
e->value.character.length);
@@ -902,7 +903,7 @@ gfc_conv_intrinsic_to_class (gfc_se *parmse, gfc_expr *e,
else
tmp = integer_zero_node;
- gfc_add_modify (&parmse->pre, ctree, tmp);
+ gfc_add_modify (&parmse->pre, ctree, fold_convert (TREE_TYPE (ctree), tmp));
}
else if (class_ts.type == BT_CLASS
&& class_ts.u.derived->components
@@ -1041,7 +1042,7 @@ gfc_conv_class_to_class (gfc_se *parmse, gfc_expr *e, gfc_typespec class_ts,
if (DECL_LANG_SPECIFIC (tmp) && GFC_DECL_SAVED_DESCRIPTOR (tmp))
tmp = GFC_DECL_SAVED_DESCRIPTOR (tmp);
- slen = integer_zero_node;
+ slen = build_zero_cst (size_type_node);
}
else
{
@@ -1088,7 +1089,7 @@ gfc_conv_class_to_class (gfc_se *parmse, gfc_expr *e, gfc_typespec class_ts,
tmp = slen;
}
else
- tmp = integer_zero_node;
+ tmp = build_zero_cst (size_type_node);
gfc_add_modify (&parmse->pre, ctree,
fold_convert (TREE_TYPE (ctree), tmp));
@@ -1227,7 +1228,7 @@ gfc_copy_class_to_class (tree from, tree to, tree nelems, bool unlimited)
if (from != NULL_TREE && unlimited)
from_len = gfc_class_len_or_zero_get (from);
else
- from_len = integer_zero_node;
+ from_len = build_zero_cst (size_type_node);
}
if (GFC_CLASS_TYPE_P (TREE_TYPE (to)))
@@ -1339,7 +1340,7 @@ gfc_copy_class_to_class (tree from, tree to, tree nelems, bool unlimited)
tmp = fold_build2_loc (input_location, GT_EXPR,
boolean_type_node, from_len,
- integer_zero_node);
+ build_zero_cst (TREE_TYPE (from_len)));
tmp = fold_build3_loc (input_location, COND_EXPR,
void_type_node, tmp, extcopy, stdcopy);
gfc_add_expr_to_block (&body, tmp);
@@ -1367,7 +1368,7 @@ gfc_copy_class_to_class (tree from, tree to, tree nelems, bool unlimited)
extcopy = build_call_vec (fcn_type, fcn, args);
tmp = fold_build2_loc (input_location, GT_EXPR,
boolean_type_node, from_len,
- integer_zero_node);
+ build_zero_cst (TREE_TYPE (from_len)));
tmp = fold_build3_loc (input_location, COND_EXPR,
void_type_node, tmp, extcopy, stdcopy);
}
@@ -2199,7 +2200,7 @@ gfc_conv_string_length (gfc_charlen * cl, gfc_expr * expr, stmtblock_t * pblock)
gfc_conv_expr_type (&se, cl->length, gfc_charlen_type_node);
se.expr = fold_build2_loc (input_location, MAX_EXPR, gfc_charlen_type_node,
- se.expr, build_int_cst (gfc_charlen_type_node, 0));
+ se.expr, build_zero_cst (TREE_TYPE (se.expr)));
gfc_add_block_to_block (pblock, &se.pre);
if (cl->backend_decl)
@@ -2271,7 +2272,7 @@ gfc_conv_substring (gfc_se * se, gfc_ref * ref, int kind,
/* Check lower bound. */
fault = fold_build2_loc (input_location, LT_EXPR, boolean_type_node,
start.expr,
- build_int_cst (gfc_charlen_type_node, 1));
+ build_one_cst (TREE_TYPE (start.expr)));
fault = fold_build2_loc (input_location, TRUTH_ANDIF_EXPR,
boolean_type_node, nonempty, fault);
if (name)
@@ -2307,9 +2308,9 @@ gfc_conv_substring (gfc_se * se, gfc_ref * ref, int kind,
if (ref->u.ss.end
&& gfc_dep_difference (ref->u.ss.end, ref->u.ss.start, &length))
{
- int i_len;
+ HOST_WIDE_INT i_len;
- i_len = mpz_get_si (length) + 1;
+ i_len = gfc_mpz_get_hwi (length) + 1;
if (i_len < 0)
i_len = 0;
@@ -2319,7 +2320,8 @@ gfc_conv_substring (gfc_se * se, gfc_ref * ref, int kind,
else
{
tmp = fold_build2_loc (input_location, MINUS_EXPR, gfc_charlen_type_node,
- end.expr, start.expr);
+ fold_convert (gfc_charlen_type_node, end.expr),
+ fold_convert (gfc_charlen_type_node, start.expr));
tmp = fold_build2_loc (input_location, PLUS_EXPR, gfc_charlen_type_node,
build_int_cst (gfc_charlen_type_node, 1), tmp);
tmp = fold_build2_loc (input_location, MAX_EXPR, gfc_charlen_type_node,
@@ -3119,9 +3121,10 @@ gfc_conv_string_tmp (gfc_se * se, tree type, tree len)
{
/* Create a temporary variable to hold the result. */
tmp = fold_build2_loc (input_location, MINUS_EXPR,
- gfc_charlen_type_node, len,
+ gfc_charlen_type_node,
+ fold_convert (gfc_charlen_type_node, len),
build_int_cst (gfc_charlen_type_node, 1));
- tmp = build_range_type (gfc_array_index_type, gfc_index_zero_node, tmp);
+ tmp = build_range_type (gfc_charlen_type_node, gfc_index_zero_node, tmp);
if (TREE_CODE (TREE_TYPE (type)) == ARRAY_TYPE)
tmp = build_array_type (TREE_TYPE (TREE_TYPE (type)), tmp);
@@ -3184,7 +3187,9 @@ gfc_conv_concat_op (gfc_se * se, gfc_expr * expr)
{
len = fold_build2_loc (input_location, PLUS_EXPR,
TREE_TYPE (lse.string_length),
- lse.string_length, rse.string_length);
+ lse.string_length,
+ fold_convert (TREE_TYPE (lse.string_length),
+ rse.string_length));
}
type = build_pointer_type (type);
@@ -5876,7 +5881,7 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
tmp = fold_convert (gfc_charlen_type_node, parmse.expr);
tmp = fold_build2_loc (input_location, MAX_EXPR,
gfc_charlen_type_node, tmp,
- build_int_cst (gfc_charlen_type_node, 0));
+ build_zero_cst (TREE_TYPE (tmp)));
cl.backend_decl = tmp;
}
@@ -7205,7 +7210,8 @@ alloc_scalar_allocatable_for_subcomponent_assignment (stmtblock_t *block,
if (cm->ts.type == BT_CHARACTER && cm->ts.deferred)
/* Update the lhs character length. */
- gfc_add_modify (block, lhs_cl_size, size);
+ gfc_add_modify (block, lhs_cl_size,
+ fold_convert (TREE_TYPE (lhs_cl_size), size));
}
@@ -7444,7 +7450,8 @@ gfc_trans_subcomponent_assign (tree dest, gfc_component * cm, gfc_expr * expr,
1, size);
gfc_add_modify (&block, dest,
fold_convert (TREE_TYPE (dest), tmp));
- gfc_add_modify (&block, strlen, se.string_length);
+ gfc_add_modify (&block, strlen,
+ fold_convert (TREE_TYPE (strlen), se.string_length));
tmp = gfc_build_memcpy_call (dest, se.expr, size);
gfc_add_expr_to_block (&block, tmp);
}
@@ -8111,7 +8118,7 @@ trans_class_vptr_len_assignment (stmtblock_t *block, gfc_expr * le,
from_len = gfc_evaluate_now (se.expr, block);
}
else
- from_len = integer_zero_node;
+ from_len = build_zero_cst (gfc_charlen_type_node);
}
gfc_add_modify (pre, to_len, fold_convert (TREE_TYPE (to_len),
from_len));
@@ -8286,7 +8293,7 @@ gfc_trans_pointer_assignment (gfc_expr * expr1, gfc_expr * expr2)
gfc_add_modify (&block, lse.string_length, rse.string_length);
else if (lse.string_length != NULL)
gfc_add_modify (&block, lse.string_length,
- build_int_cst (gfc_charlen_type_node, 0));
+ build_zero_cst (TREE_TYPE (lse.string_length)));
}
gfc_add_modify (&block, lse.expr,
@@ -9546,7 +9553,9 @@ alloc_scalar_allocatable_for_assignment (stmtblock_t *block,
if (expr1->ts.type == BT_CHARACTER && expr1->ts.deferred)
{
cond = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
- lse.string_length, size);
+ lse.string_length,
+ fold_convert (TREE_TYPE (lse.string_length),
+ size));
/* Jump past the realloc if the lengths are the same. */
tmp = build3_v (COND_EXPR, cond,
build1_v (GOTO_EXPR, jump_label2),
@@ -9563,7 +9572,8 @@ alloc_scalar_allocatable_for_assignment (stmtblock_t *block,
/* Update the lhs character length. */
size = string_length;
- gfc_add_modify (block, lse.string_length, size);
+ gfc_add_modify (block, lse.string_length,
+ fold_convert (TREE_TYPE (lse.string_length), size));
}
}
@@ -9745,7 +9755,7 @@ trans_class_assignment (stmtblock_t *block, gfc_expr *lhs, gfc_expr *rhs,
tmp = fold_build2_loc (input_location, GT_EXPR,
boolean_type_node, from_len,
- integer_zero_node);
+ build_zero_cst (TREE_TYPE (from_len)));
return fold_build3_loc (input_location, COND_EXPR,
void_type_node, tmp,
extcopy, stdcopy);
diff --git a/gcc/fortran/trans-intrinsic.c b/gcc/fortran/trans-intrinsic.c
index 14781ac..ec26a0d 100644
--- a/gcc/fortran/trans-intrinsic.c
+++ b/gcc/fortran/trans-intrinsic.c
@@ -7497,10 +7497,12 @@ gfc_conv_associated (gfc_se *se, gfc_expr *expr)
nonzero_charlen = NULL_TREE;
if (arg1->expr->ts.type == BT_CHARACTER)
- nonzero_charlen = fold_build2_loc (input_location, NE_EXPR,
- boolean_type_node,
- arg1->expr->ts.u.cl->backend_decl,
- integer_zero_node);
+ nonzero_charlen
+ = fold_build2_loc (input_location, NE_EXPR,
+ boolean_type_node,
+ arg1->expr->ts.u.cl->backend_decl,
+ build_zero_cst
+ (TREE_TYPE (arg1->expr->ts.u.cl->backend_decl)));
if (scalar)
{
/* A pointer to a scalar. */
@@ -7790,11 +7792,11 @@ gfc_conv_intrinsic_repeat (gfc_se * se, gfc_expr * expr)
/* We store in charsize the size of a character. */
i = gfc_validate_kind (BT_CHARACTER, expr->ts.kind, false);
- size = build_int_cst (size_type_node, gfc_character_kinds[i].bit_size / 8);
+ size = build_int_cst (sizetype, gfc_character_kinds[i].bit_size / 8);
/* Get the arguments. */
gfc_conv_intrinsic_function_args (se, expr, args, 3);
- slen = fold_convert (size_type_node, gfc_evaluate_now (args[0], &se->pre));
+ slen = fold_convert (sizetype, gfc_evaluate_now (args[0], &se->pre));
src = args[1];
ncopies = gfc_evaluate_now (args[2], &se->pre);
ncopies_type = TREE_TYPE (ncopies);
@@ -7811,7 +7813,7 @@ gfc_conv_intrinsic_repeat (gfc_se * se, gfc_expr * expr)
is valid, and nothing happens. */
n = gfc_create_var (ncopies_type, "ncopies");
cond = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node, slen,
- build_int_cst (size_type_node, 0));
+ size_zero_node);
tmp = fold_build3_loc (input_location, COND_EXPR, ncopies_type, cond,
build_int_cst (ncopies_type, 0), ncopies);
gfc_add_modify (&se->pre, n, tmp);
@@ -7821,17 +7823,17 @@ gfc_conv_intrinsic_repeat (gfc_se * se, gfc_expr * expr)
(or equal to) MAX / slen, where MAX is the maximal integer of
the gfc_charlen_type_node type. If slen == 0, we need a special
case to avoid the division by zero. */
- i = gfc_validate_kind (BT_INTEGER, gfc_charlen_int_kind, false);
- max = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].huge, gfc_charlen_int_kind);
- max = fold_build2_loc (input_location, TRUNC_DIV_EXPR, size_type_node,
- fold_convert (size_type_node, max), slen);
- largest = TYPE_PRECISION (size_type_node) > TYPE_PRECISION (ncopies_type)
- ? size_type_node : ncopies_type;
+ max = fold_build2_loc (input_location, TRUNC_DIV_EXPR, sizetype,
+ fold_convert (sizetype,
+ TYPE_MAX_VALUE (gfc_charlen_type_node)),
+ slen);
+ largest = TYPE_PRECISION (sizetype) > TYPE_PRECISION (ncopies_type)
+ ? sizetype : ncopies_type;
cond = fold_build2_loc (input_location, GT_EXPR, boolean_type_node,
fold_convert (largest, ncopies),
fold_convert (largest, max));
tmp = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node, slen,
- build_int_cst (size_type_node, 0));
+ size_zero_node);
cond = fold_build3_loc (input_location, COND_EXPR, boolean_type_node, tmp,
boolean_false_node, cond);
gfc_trans_runtime_check (true, false, cond, &se->pre, &expr->where,
@@ -7848,8 +7850,8 @@ gfc_conv_intrinsic_repeat (gfc_se * se, gfc_expr * expr)
for (i = 0; i < ncopies; i++)
memmove (dest + (i * slen * size), src, slen*size); */
gfc_start_block (&block);
- count = gfc_create_var (ncopies_type, "count");
- gfc_add_modify (&block, count, build_int_cst (ncopies_type, 0));
+ count = gfc_create_var (sizetype, "count");
+ gfc_add_modify (&block, count, size_zero_node);
exit_label = gfc_build_label_decl (NULL_TREE);
/* Start the loop body. */
@@ -7857,7 +7859,7 @@ gfc_conv_intrinsic_repeat (gfc_se * se, gfc_expr * expr)
/* Exit the loop if count >= ncopies. */
cond = fold_build2_loc (input_location, GE_EXPR, boolean_type_node, count,
- ncopies);
+ fold_convert (sizetype, ncopies));
tmp = build1_v (GOTO_EXPR, exit_label);
TREE_USED (exit_label) = 1;
tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond, tmp,
@@ -7865,25 +7867,22 @@ gfc_conv_intrinsic_repeat (gfc_se * se, gfc_expr * expr)
gfc_add_expr_to_block (&body, tmp);
/* Call memmove (dest + (i*slen*size), src, slen*size). */
- tmp = fold_build2_loc (input_location, MULT_EXPR, gfc_charlen_type_node,
- fold_convert (gfc_charlen_type_node, slen),
- fold_convert (gfc_charlen_type_node, count));
- tmp = fold_build2_loc (input_location, MULT_EXPR, gfc_charlen_type_node,
- tmp, fold_convert (gfc_charlen_type_node, size));
+ tmp = fold_build2_loc (input_location, MULT_EXPR, sizetype, slen,
+ count);
+ tmp = fold_build2_loc (input_location, MULT_EXPR, sizetype, tmp,
+ size);
tmp = fold_build_pointer_plus_loc (input_location,
fold_convert (pvoid_type_node, dest), tmp);
tmp = build_call_expr_loc (input_location,
builtin_decl_explicit (BUILT_IN_MEMMOVE),
3, tmp, src,
fold_build2_loc (input_location, MULT_EXPR,
- size_type_node, slen,
- fold_convert (size_type_node,
- size)));
+ size_type_node, slen, size));
gfc_add_expr_to_block (&body, tmp);
/* Increment count. */
- tmp = fold_build2_loc (input_location, PLUS_EXPR, ncopies_type,
- count, build_int_cst (TREE_TYPE (count), 1));
+ tmp = fold_build2_loc (input_location, PLUS_EXPR, sizetype,
+ count, size_one_node);
gfc_add_modify (&body, count, tmp);
/* Build the loop. */
diff --git a/gcc/fortran/trans-io.c b/gcc/fortran/trans-io.c
index fbbad46..02e2b91 100644
--- a/gcc/fortran/trans-io.c
+++ b/gcc/fortran/trans-io.c
@@ -339,11 +339,11 @@ gfc_build_io_library_fndecls (void)
iocall[IOCALL_X_CHARACTER] = gfc_build_library_function_decl_with_spec (
get_identifier (PREFIX("transfer_character")), ".wW",
- void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node);
+ void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_charlen_type_node);
iocall[IOCALL_X_CHARACTER_WRITE] = gfc_build_library_function_decl_with_spec (
get_identifier (PREFIX("transfer_character_write")), ".wR",
- void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node);
+ void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_charlen_type_node);
iocall[IOCALL_X_CHARACTER_WIDE] = gfc_build_library_function_decl_with_spec (
get_identifier (PREFIX("transfer_character_wide")), ".wW",
diff --git a/gcc/fortran/trans-stmt.c b/gcc/fortran/trans-stmt.c
index 8560087..6b52974 100644
--- a/gcc/fortran/trans-stmt.c
+++ b/gcc/fortran/trans-stmt.c
@@ -112,7 +112,7 @@ gfc_trans_label_assign (gfc_code * code)
|| code->label1->defined == ST_LABEL_DO_TARGET)
{
label_tree = gfc_build_addr_expr (pvoid_type_node, label_tree);
- len_tree = integer_minus_one_node;
+ len_tree = build_int_cst (gfc_charlen_type_node, -1);
}
else
{
@@ -125,7 +125,7 @@ gfc_trans_label_assign (gfc_code * code)
label_tree = gfc_build_addr_expr (pvoid_type_node, label_tree);
}
- gfc_add_modify (&se.pre, len, len_tree);
+ gfc_add_modify (&se.pre, len, fold_convert (TREE_TYPE (len), len_tree));
gfc_add_modify (&se.pre, addr, label_tree);
return gfc_finish_block (&se.pre);
@@ -2750,7 +2750,7 @@ gfc_trans_character_select (gfc_code *code)
{
for (d = cp; d; d = d->right)
{
- int i;
+ gfc_charlen_t i;
if (d->low)
{
gcc_assert (d->low->expr_type == EXPR_CONSTANT
@@ -2955,7 +2955,7 @@ gfc_trans_character_select (gfc_code *code)
if (d->low == NULL)
{
CONSTRUCTOR_APPEND_ELT (node, ss_string1[k], null_pointer_node);
- CONSTRUCTOR_APPEND_ELT (node, ss_string1_len[k], integer_zero_node);
+ CONSTRUCTOR_APPEND_ELT (node, ss_string1_len[k], build_zero_cst (gfc_charlen_type_node));
}
else
{
@@ -2968,7 +2968,7 @@ gfc_trans_character_select (gfc_code *code)
if (d->high == NULL)
{
CONSTRUCTOR_APPEND_ELT (node, ss_string2[k], null_pointer_node);
- CONSTRUCTOR_APPEND_ELT (node, ss_string2_len[k], integer_zero_node);
+ CONSTRUCTOR_APPEND_ELT (node, ss_string2_len[k], build_zero_cst (gfc_charlen_type_node));
}
else
{
@@ -5640,7 +5640,7 @@ gfc_trans_allocate (gfc_code * code)
{
gfc_init_se (&se, NULL);
temp_var_needed = false;
- expr3_len = integer_zero_node;
+ expr3_len = build_zero_cst (gfc_charlen_type_node);
e3_is = E3_MOLD;
}
/* Prevent aliasing, i.e., se.expr may be already a
@@ -6036,7 +6036,8 @@ gfc_trans_allocate (gfc_code * code)
e.g., a string. */
memsz = fold_build2_loc (input_location, GT_EXPR,
boolean_type_node, expr3_len,
- integer_zero_node);
+ build_zero_cst
+ (TREE_TYPE (expr3_len)));
memsz = fold_build3_loc (input_location, COND_EXPR,
TREE_TYPE (expr3_esize),
memsz, tmp, expr3_esize);
@@ -6366,7 +6367,7 @@ gfc_trans_allocate (gfc_code * code)
gfc_build_addr_expr (pchar_type_node,
gfc_build_localized_cstring_const (msg)));
- slen = build_int_cst (gfc_charlen_type_node, ((int) strlen (msg)));
+ slen = build_int_cst (gfc_charlen_type_node, strlen (msg));
dlen = gfc_get_expr_charlen (code->expr2);
slen = fold_build2_loc (input_location, MIN_EXPR,
TREE_TYPE (slen), dlen, slen);
@@ -6648,7 +6649,7 @@ gfc_trans_deallocate (gfc_code *code)
gfc_add_modify (&errmsg_block, errmsg_str,
gfc_build_addr_expr (pchar_type_node,
gfc_build_localized_cstring_const (msg)));
- slen = build_int_cst (gfc_charlen_type_node, ((int) strlen (msg)));
+ slen = build_int_cst (gfc_charlen_type_node, strlen (msg));
dlen = gfc_get_expr_charlen (code->expr2);
gfc_trans_string_copy (&errmsg_block, dlen, errmsg, code->expr2->ts.kind,
diff --git a/gcc/fortran/trans-types.c b/gcc/fortran/trans-types.c
index 759b80e..5da6052 100644
--- a/gcc/fortran/trans-types.c
+++ b/gcc/fortran/trans-types.c
@@ -118,6 +118,9 @@ int gfc_intio_kind;
/* The integer kind used to store character lengths. */
int gfc_charlen_int_kind;
+/* Kind of internal integer for storing object sizes. */
+int gfc_size_kind;
+
/* The size of the numeric storage unit and character storage unit. */
int gfc_numeric_storage_size;
int gfc_character_storage_size;
@@ -961,9 +964,13 @@ gfc_init_types (void)
wi::mask (n, UNSIGNED,
TYPE_PRECISION (size_type_node)));
- /* ??? Shouldn't this be based on gfc_index_integer_kind or so? */
- gfc_charlen_int_kind = 4;
+ /* Character lengths are of type size_t, except signed. */
+ gfc_charlen_int_kind = get_int_kind_from_node (size_type_node);
gfc_charlen_type_node = gfc_get_int_type (gfc_charlen_int_kind);
+
+ /* Fortran kind number of size_type_node (size_t). This is used for
+ the _size member in vtables. */
+ gfc_size_kind = get_int_kind_from_node (size_type_node);
}
/* Get the type node for the given type and kind. */
diff --git a/gcc/fortran/trans-types.h b/gcc/fortran/trans-types.h
index 2974e45..00a83e3 100644
--- a/gcc/fortran/trans-types.h
+++ b/gcc/fortran/trans-types.h
@@ -23,6 +23,7 @@ along with GCC; see the file COPYING3. If not see
#ifndef GFC_BACKEND_H
#define GFC_BACKEND_H
+
extern GTY(()) tree gfc_array_index_type;
extern GTY(()) tree gfc_array_range_type;
extern GTY(()) tree gfc_character1_type_node;
@@ -35,10 +36,9 @@ extern GTY(()) tree gfc_complex_float128_type_node;
/* This is the type used to hold the lengths of character variables.
It must be the same as the corresponding definition in gfortran.h. */
-/* TODO: This is still hardcoded as kind=4 in some bits of the compiler
- and runtime library. */
extern GTY(()) tree gfc_charlen_type_node;
+
/* The following flags give us information on the correspondence of
real (and complex) kinds with C floating-point types long double
and __float128. */
generated by cgit v1.1 at 2025-01-07 14:23:33 +0000