/* Fortran language support routines for GDB, the GNU debugger.
- Copyright (C) 1993-2021 Free Software Foundation, Inc.
+ Copyright (C) 1993-2022 Free Software Foundation, Inc.
Contributed by Motorola. Adapted from the C parser by Farooq Butt
(fmbutt@engage.sps.mot.com).
show_repack_array_slices (struct ui_file *file, int from_tty,
struct cmd_list_element *c, const char *value)
{
- fprintf_filtered (file, _("Repacking of Fortran array slices is %s.\n"),
- value);
+ gdb_printf (file, _("Repacking of Fortran array slices is %s.\n"),
+ value);
}
/* Debugging of Fortran's array slicing. */
struct cmd_list_element *c,
const char *value)
{
- fprintf_filtered (file, _("Debugging of Fortran array slicing is %s.\n"),
- value);
+ gdb_printf (file, _("Debugging of Fortran array slicing is %s.\n"),
+ value);
}
/* Local functions */
return encoding;
}
-\f
-
/* A helper function for the "bound" intrinsics that checks that TYPE
is an array. LBOUND_P is true for lower bound; this is used for
the error message, if any. */
/* Allocate a result value of the correct type. */
struct type *range
= create_static_range_type (nullptr,
- builtin_type (gdbarch)->builtin_int,
+ builtin_f_type (gdbarch)->builtin_integer,
1, ndimensions);
- struct type *elm_type = builtin_type (gdbarch)->builtin_long_long;
+ struct type *elm_type = builtin_f_type (gdbarch)->builtin_integer;
struct type *result_type = create_array_type (nullptr, elm_type, range);
struct value *result = allocate_value (result_type);
/* Return the lower bound (when LBOUND_P is true) or the upper bound (when
LBOUND_P is false) for dimension DIM_VAL (which must be an integer) of
- ARRAY (which must be an array). GDBARCH is the current architecture. */
+ ARRAY (which must be an array). RESULT_TYPE corresponds to the type kind
+ the function should be evaluated in. */
-static struct value *
-fortran_bounds_for_dimension (bool lbound_p,
- struct gdbarch *gdbarch,
- struct value *array,
- struct value *dim_val)
+static value *
+fortran_bounds_for_dimension (bool lbound_p, value *array, value *dim_val,
+ type* result_type)
{
/* Check the requested dimension is valid for this array. */
type *array_type = check_typedef (value_type (array));
error (_("UBOUND dimension must be from 1 to %d"), ndimensions);
}
- /* The type for the result. */
- struct type *bound_type = builtin_type (gdbarch)->builtin_long_long;
-
/* Walk the dimensions backwards, due to the ordering in which arrays are
laid out the first dimension is the most inner. */
for (int i = ndimensions - 1; i >= 0; --i)
else
b = f77_get_upperbound (array_type);
- return value_from_longest (bound_type, b);
+ return value_from_longest (result_type, b);
}
/* Peel off another dimension of the array. */
gdb_assert_not_reached ("failed to find matching dimension");
}
-\f
/* Return the number of dimensions for a Fortran array or string. */
will be creating values for each element as we load them and then copy
them into the M_DEST value. Set a value mark so we can free these
temporary values. */
- void start_dimension (bool inner_p)
+ void start_dimension (struct type *index_type, LONGEST nelts, bool inner_p)
{
if (inner_p)
{
/* Create a lazy value in target memory representing a single element,
then load the element into GDB's memory and copy the contents into the
destination value. */
- void process_element (struct type *elt_type, LONGEST elt_off, bool last_p)
+ void process_element (struct type *elt_type, LONGEST elt_off,
+ LONGEST index, bool last_p)
{
copy_element_to_dest (value_at_lazy (elt_type, m_addr + elt_off));
}
/* Extract an element of ELT_TYPE at offset (M_BASE_OFFSET + ELT_OFF)
from the content buffer of M_VAL then copy this extracted value into
the repacked destination value. */
- void process_element (struct type *elt_type, LONGEST elt_off, bool last_p)
+ void process_element (struct type *elt_type, LONGEST elt_off,
+ LONGEST index, bool last_p)
{
struct value *elt
= value_from_component (m_val, elt_type, (elt_off + m_base_offset));
}
/* Implement FORTRAN_ARRAY_SIZE expression, this corresponds to the 'SIZE'
- keyword. Both GDBARCH and LANG are extracted from the expression being
- evaluated. ARRAY is the value that should be an array, though this will
+ keyword. RESULT_TYPE corresponds to the type kind the function should be
+ evaluated in, ARRAY is the value that should be an array, though this will
not have been checked before calling this function. DIM is optional, if
present then it should be an integer identifying a dimension of the
array to ask about. As with ARRAY the validity of DIM is not checked
Return either the total number of elements in ARRAY (when DIM is
nullptr), or the number of elements in dimension DIM. */
-static struct value *
-fortran_array_size (struct gdbarch *gdbarch, const language_defn *lang,
- struct value *array, struct value *dim_val = nullptr)
+static value *
+fortran_array_size (value *array, value *dim_val, type *result_type)
{
/* Check that ARRAY is the correct type. */
struct type *array_type = check_typedef (value_type (array));
array_type = TYPE_TARGET_TYPE (array_type);
}
- struct type *result_type
- = builtin_f_type (gdbarch)->builtin_integer;
return value_from_longest (result_type, result);
}
struct value *arg1)
{
gdb_assert (opcode == FORTRAN_ARRAY_SIZE);
- return fortran_array_size (exp->gdbarch, exp->language_defn, arg1);
+
+ type *result_type = builtin_f_type (exp->gdbarch)->builtin_integer;
+ return fortran_array_size (arg1, nullptr, result_type);
}
/* See f-exp.h. */
struct value *arg2)
{
gdb_assert (opcode == FORTRAN_ARRAY_SIZE);
- return fortran_array_size (exp->gdbarch, exp->language_defn, arg1, arg2);
+
+ type *result_type = builtin_f_type (exp->gdbarch)->builtin_integer;
+ return fortran_array_size (arg1, arg2, result_type);
+}
+
+/* See f-exp.h. */
+
+value *eval_op_f_array_size (type *expect_type, expression *exp, noside noside,
+ exp_opcode opcode, value *arg1, value *arg2,
+ type *kind_arg)
+{
+ gdb_assert (opcode == FORTRAN_ARRAY_SIZE);
+ gdb_assert (kind_arg->code () == TYPE_CODE_INT);
+
+ return fortran_array_size (arg1, arg2, kind_arg);
}
/* Implement UNOP_FORTRAN_SHAPE expression. Both GDBARCH and LANG are
case TYPE_CODE_FLT:
{
double d
- = fabs (target_float_to_host_double (value_contents (arg1),
+ = fabs (target_float_to_host_double (value_contents (arg1).data (),
value_type (arg1)));
return value_from_host_double (type, d);
}
case TYPE_CODE_FLT:
{
double d1
- = target_float_to_host_double (value_contents (arg1),
+ = target_float_to_host_double (value_contents (arg1).data (),
value_type (arg1));
double d2
- = target_float_to_host_double (value_contents (arg2),
+ = target_float_to_host_double (value_contents (arg2).data (),
value_type (arg2));
double d3 = fmod (d1, d2);
return value_from_host_double (type, d3);
error (_("MOD of type %s not supported"), TYPE_SAFE_NAME (type));
}
-/* A helper function for UNOP_FORTRAN_CEILING. */
+/* A helper function for the different FORTRAN_CEILING overloads. Calculates
+ CEILING for ARG1 (a float type) and returns it in the requested kind type
+ RESULT_TYPE. */
+
+static value *
+fortran_ceil_operation (value *arg1, type *result_type)
+{
+ if (value_type (arg1)->code () != TYPE_CODE_FLT)
+ error (_("argument to CEILING must be of type float"));
+ double val = target_float_to_host_double (value_contents (arg1).data (),
+ value_type (arg1));
+ val = ceil (val);
+ return value_from_longest (result_type, val);
+}
+
+/* A helper function for FORTRAN_CEILING. */
struct value *
eval_op_f_ceil (struct type *expect_type, struct expression *exp,
enum exp_opcode opcode,
struct value *arg1)
{
- struct type *type = value_type (arg1);
- if (type->code () != TYPE_CODE_FLT)
- error (_("argument to CEILING must be of type float"));
- double val
- = target_float_to_host_double (value_contents (arg1),
- value_type (arg1));
- val = ceil (val);
- return value_from_host_double (type, val);
+ gdb_assert (opcode == FORTRAN_CEILING);
+ type *result_type = builtin_f_type (exp->gdbarch)->builtin_integer;
+ return fortran_ceil_operation (arg1, result_type);
}
-/* A helper function for UNOP_FORTRAN_FLOOR. */
+/* A helper function for FORTRAN_CEILING. */
-struct value *
-eval_op_f_floor (struct type *expect_type, struct expression *exp,
- enum noside noside,
- enum exp_opcode opcode,
- struct value *arg1)
+value *
+eval_op_f_ceil (type *expect_type, expression *exp, noside noside,
+ exp_opcode opcode, value *arg1, type *kind_arg)
{
- struct type *type = value_type (arg1);
- if (type->code () != TYPE_CODE_FLT)
+ gdb_assert (opcode == FORTRAN_CEILING);
+ gdb_assert (kind_arg->code () == TYPE_CODE_INT);
+ return fortran_ceil_operation (arg1, kind_arg);
+}
+
+/* A helper function for the different FORTRAN_FLOOR overloads. Calculates
+ FLOOR for ARG1 (a float type) and returns it in the requested kind type
+ RESULT_TYPE. */
+
+static value *
+fortran_floor_operation (value *arg1, type *result_type)
+{
+ if (value_type (arg1)->code () != TYPE_CODE_FLT)
error (_("argument to FLOOR must be of type float"));
- double val
- = target_float_to_host_double (value_contents (arg1),
- value_type (arg1));
+ double val = target_float_to_host_double (value_contents (arg1).data (),
+ value_type (arg1));
val = floor (val);
- return value_from_host_double (type, val);
+ return value_from_longest (result_type, val);
+}
+
+/* A helper function for FORTRAN_FLOOR. */
+
+struct value *
+eval_op_f_floor (struct type *expect_type, struct expression *exp,
+ enum noside noside,
+ enum exp_opcode opcode,
+ struct value *arg1)
+{
+ gdb_assert (opcode == FORTRAN_FLOOR);
+ type *result_type = builtin_f_type (exp->gdbarch)->builtin_integer;
+ return fortran_floor_operation (arg1, result_type);
+}
+
+/* A helper function for FORTRAN_FLOOR. */
+
+struct value *
+eval_op_f_floor (type *expect_type, expression *exp, noside noside,
+ exp_opcode opcode, value *arg1, type *kind_arg)
+{
+ gdb_assert (opcode == FORTRAN_FLOOR);
+ gdb_assert (kind_arg->code () == TYPE_CODE_INT);
+ return fortran_floor_operation (arg1, kind_arg);
}
/* A helper function for BINOP_FORTRAN_MODULO. */
case TYPE_CODE_FLT:
{
double a
- = target_float_to_host_double (value_contents (arg1),
+ = target_float_to_host_double (value_contents (arg1).data (),
value_type (arg1));
double p
- = target_float_to_host_double (value_contents (arg2),
+ = target_float_to_host_double (value_contents (arg2).data (),
value_type (arg2));
double result = fmod (a, p);
if (result != 0 && (a < 0.0) != (p < 0.0))
error (_("MODULO of type %s not supported"), TYPE_SAFE_NAME (type));
}
-/* A helper function for BINOP_FORTRAN_CMPLX. */
+/* A helper function for FORTRAN_CMPLX. */
+
+value *
+eval_op_f_cmplx (type *expect_type, expression *exp, noside noside,
+ exp_opcode opcode, value *arg1)
+{
+ gdb_assert (opcode == FORTRAN_CMPLX);
+
+ type *result_type = builtin_f_type (exp->gdbarch)->builtin_complex;
+
+ if (value_type (arg1)->code () == TYPE_CODE_COMPLEX)
+ return value_cast (result_type, arg1);
+ else
+ return value_literal_complex (arg1,
+ value_zero (value_type (arg1), not_lval),
+ result_type);
+}
+
+/* A helper function for FORTRAN_CMPLX. */
struct value *
eval_op_f_cmplx (struct type *expect_type, struct expression *exp,
enum exp_opcode opcode,
struct value *arg1, struct value *arg2)
{
- struct type *type = builtin_f_type(exp->gdbarch)->builtin_complex_s16;
- return value_literal_complex (arg1, arg2, type);
+ if (value_type (arg1)->code () == TYPE_CODE_COMPLEX
+ || value_type (arg2)->code () == TYPE_CODE_COMPLEX)
+ error (_("Types of arguments for CMPLX called with more then one argument "
+ "must be REAL or INTEGER"));
+
+ type *result_type = builtin_f_type (exp->gdbarch)->builtin_complex;
+ return value_literal_complex (arg1, arg2, result_type);
+}
+
+/* A helper function for FORTRAN_CMPLX. */
+
+value *
+eval_op_f_cmplx (type *expect_type, expression *exp, noside noside,
+ exp_opcode opcode, value *arg1, value *arg2, type *kind_arg)
+{
+ gdb_assert (kind_arg->code () == TYPE_CODE_COMPLEX);
+ if (value_type (arg1)->code () == TYPE_CODE_COMPLEX
+ || value_type (arg2)->code () == TYPE_CODE_COMPLEX)
+ error (_("Types of arguments for CMPLX called with more then one argument "
+ "must be REAL or INTEGER"));
+
+ return value_literal_complex (arg1, arg2, kind_arg);
}
/* A helper function for UNOP_FORTRAN_KIND. */
return value_from_longest (result_type, ndim);
}
+/* A helper function for UNOP_FORTRAN_LOC. */
+
+struct value *
+eval_op_f_loc (struct type *expect_type, struct expression *exp,
+ enum noside noside, enum exp_opcode op,
+ struct value *arg1)
+{
+ struct type *result_type;
+ if (gdbarch_ptr_bit (exp->gdbarch) == 16)
+ result_type = builtin_f_type (exp->gdbarch)->builtin_integer_s2;
+ else if (gdbarch_ptr_bit (exp->gdbarch) == 32)
+ result_type = builtin_f_type (exp->gdbarch)->builtin_integer;
+ else
+ result_type = builtin_f_type (exp->gdbarch)->builtin_integer_s8;
+
+ LONGEST result_value = value_address (arg1);
+ return value_from_longest (result_type, result_value);
+}
+
namespace expr
{
array = value_at_lazy (array_slice_type,
value_address (array) + total_offset);
else
- array = value_from_contents_and_address (array_slice_type,
- (value_contents (array)
- + total_offset),
- (value_address (array)
- + total_offset));
+ array = value_from_contents_and_address
+ (array_slice_type, value_contents (array).data () + total_offset,
+ value_address (array) + total_offset);
}
else if (!value_lazy (array))
array = value_from_component (array, array_slice_type, total_offset);
enum noside noside)
{
value *callee = std::get<0> (m_storage)->evaluate (nullptr, exp, noside);
+ if (noside == EVAL_AVOID_SIDE_EFFECTS
+ && is_dynamic_type (value_type (callee)))
+ callee = std::get<0> (m_storage)->evaluate (nullptr, exp, EVAL_NORMAL);
struct type *type = check_typedef (value_type (callee));
enum type_code code = type->code ();
/* User asked for the bounds of a specific dimension of the array. */
value *arg2 = std::get<2> (m_storage)->evaluate (nullptr, exp, noside);
- struct type *type = check_typedef (value_type (arg2));
- if (type->code () != TYPE_CODE_INT)
+ type *type_arg2 = check_typedef (value_type (arg2));
+ if (type_arg2->code () != TYPE_CODE_INT)
{
if (lbound_p)
error (_("LBOUND second argument should be an integer"));
error (_("UBOUND second argument should be an integer"));
}
- return fortran_bounds_for_dimension (lbound_p, exp->gdbarch, arg1, arg2);
+ type *result_type = builtin_f_type (exp->gdbarch)->builtin_integer;
+ return fortran_bounds_for_dimension (lbound_p, arg1, arg2, result_type);
+}
+
+value *
+fortran_bound_3arg::evaluate (type *expect_type,
+ expression *exp,
+ noside noside)
+{
+ const bool lbound_p = std::get<0> (m_storage) == FORTRAN_LBOUND;
+ value *arg1 = std::get<1> (m_storage)->evaluate (nullptr, exp, noside);
+ fortran_require_array (value_type (arg1), lbound_p);
+
+ /* User asked for the bounds of a specific dimension of the array. */
+ value *arg2 = std::get<2> (m_storage)->evaluate (nullptr, exp, noside);
+ type *type_arg2 = check_typedef (value_type (arg2));
+ if (type_arg2->code () != TYPE_CODE_INT)
+ {
+ if (lbound_p)
+ error (_("LBOUND second argument should be an integer"));
+ else
+ error (_("UBOUND second argument should be an integer"));
+ }
+
+ type *kind_arg = std::get<3> (m_storage);
+ gdb_assert (kind_arg->code () == TYPE_CODE_INT);
+
+ return fortran_bounds_for_dimension (lbound_p, arg1, arg2, kind_arg);
+}
+
+/* Implement STRUCTOP_STRUCT for Fortran. See operation::evaluate in
+ expression.h for argument descriptions. */
+
+value *
+fortran_structop_operation::evaluate (struct type *expect_type,
+ struct expression *exp,
+ enum noside noside)
+{
+ value *arg1 = std::get<0> (m_storage)->evaluate (nullptr, exp, noside);
+ const char *str = std::get<1> (m_storage).c_str ();
+ if (noside == EVAL_AVOID_SIDE_EFFECTS)
+ {
+ struct type *type = lookup_struct_elt_type (value_type (arg1), str, 1);
+
+ if (type != nullptr && is_dynamic_type (type))
+ arg1 = std::get<0> (m_storage)->evaluate (nullptr, exp, EVAL_NORMAL);
+ }
+
+ value *elt = value_struct_elt (&arg1, {}, str, NULL, "structure");
+
+ if (noside == EVAL_AVOID_SIDE_EFFECTS)
+ {
+ struct type *elt_type = value_type (elt);
+ if (is_dynamic_type (elt_type))
+ {
+ const gdb_byte *valaddr = value_contents_for_printing (elt).data ();
+ CORE_ADDR address = value_address (elt);
+ gdb::array_view<const gdb_byte> view
+ = gdb::make_array_view (valaddr, TYPE_LENGTH (elt_type));
+ elt_type = resolve_dynamic_type (elt_type, view, address);
+ }
+ elt = value_zero (elt_type, VALUE_LVAL (elt));
+ }
+
+ return elt;
}
} /* namespace expr */
/* See language.h. */
+void
+f_language::print_array_index (struct type *index_type, LONGEST index,
+ struct ui_file *stream,
+ const value_print_options *options) const
+{
+ struct value *index_value = value_from_longest (index_type, index);
+
+ gdb_printf (stream, "(");
+ value_print (index_value, stream, options);
+ gdb_printf (stream, ") = ");
+}
+
+/* See language.h. */
+
void
f_language::language_arch_info (struct gdbarch *gdbarch,
struct language_arch_info *lai) const
add (builtin->builtin_real);
add (builtin->builtin_real_s8);
add (builtin->builtin_real_s16);
+ add (builtin->builtin_complex);
add (builtin->builtin_complex_s8);
- add (builtin->builtin_complex_s16);
add (builtin->builtin_void);
lai->set_string_char_type (builtin->builtin_character);
- lai->set_bool_type (builtin->builtin_logical_s2, "logical");
+ lai->set_bool_type (builtin->builtin_logical, "logical");
}
/* See language.h. */
builtin_f_type->builtin_logical_s1
= arch_boolean_type (gdbarch, TARGET_CHAR_BIT, 1, "logical*1");
- builtin_f_type->builtin_integer_s2
- = arch_integer_type (gdbarch, gdbarch_short_bit (gdbarch), 0,
- "integer*2");
-
- builtin_f_type->builtin_integer_s8
- = arch_integer_type (gdbarch, gdbarch_long_long_bit (gdbarch), 0,
- "integer*8");
-
builtin_f_type->builtin_logical_s2
- = arch_boolean_type (gdbarch, gdbarch_short_bit (gdbarch), 1,
- "logical*2");
+ = arch_boolean_type (gdbarch, gdbarch_short_bit (gdbarch), 1, "logical*2");
+
+ builtin_f_type->builtin_logical
+ = arch_boolean_type (gdbarch, gdbarch_int_bit (gdbarch), 1, "logical*4");
builtin_f_type->builtin_logical_s8
= arch_boolean_type (gdbarch, gdbarch_long_long_bit (gdbarch), 1,
"logical*8");
+ builtin_f_type->builtin_integer_s1
+ = arch_integer_type (gdbarch, TARGET_CHAR_BIT, 0, "integer*1");
+
+ builtin_f_type->builtin_integer_s2
+ = arch_integer_type (gdbarch, gdbarch_short_bit (gdbarch), 0, "integer*2");
+
builtin_f_type->builtin_integer
- = arch_integer_type (gdbarch, gdbarch_int_bit (gdbarch), 0,
- "integer");
+ = arch_integer_type (gdbarch, gdbarch_int_bit (gdbarch), 0, "integer*4");
- builtin_f_type->builtin_logical
- = arch_boolean_type (gdbarch, gdbarch_int_bit (gdbarch), 1,
- "logical*4");
+ builtin_f_type->builtin_integer_s8
+ = arch_integer_type (gdbarch, gdbarch_long_long_bit (gdbarch), 0,
+ "integer*8");
builtin_f_type->builtin_real
= arch_float_type (gdbarch, gdbarch_float_bit (gdbarch),
- "real", gdbarch_float_format (gdbarch));
+ "real*4", gdbarch_float_format (gdbarch));
+
builtin_f_type->builtin_real_s8
= arch_float_type (gdbarch, gdbarch_double_bit (gdbarch),
"real*8", gdbarch_double_format (gdbarch));
+
auto fmt = gdbarch_floatformat_for_type (gdbarch, "real(kind=16)", 128);
if (fmt != nullptr)
builtin_f_type->builtin_real_s16
builtin_f_type->builtin_real_s16
= arch_type (gdbarch, TYPE_CODE_ERROR, 128, "real*16");
+ builtin_f_type->builtin_complex
+ = init_complex_type ("complex*4", builtin_f_type->builtin_real);
+
builtin_f_type->builtin_complex_s8
- = init_complex_type ("complex*8", builtin_f_type->builtin_real);
- builtin_f_type->builtin_complex_s16
- = init_complex_type ("complex*16", builtin_f_type->builtin_real_s8);
+ = init_complex_type ("complex*8", builtin_f_type->builtin_real_s8);
if (builtin_f_type->builtin_real_s16->code () == TYPE_CODE_ERROR)
- builtin_f_type->builtin_complex_s32
- = arch_type (gdbarch, TYPE_CODE_ERROR, 256, "complex*32");
+ builtin_f_type->builtin_complex_s16
+ = arch_type (gdbarch, TYPE_CODE_ERROR, 256, "complex*16");
else
- builtin_f_type->builtin_complex_s32
- = init_complex_type ("complex*32", builtin_f_type->builtin_real_s16);
+ builtin_f_type->builtin_complex_s16
+ = init_complex_type ("complex*16", builtin_f_type->builtin_real_s16);
return builtin_f_type;
}
{
f_type_data = gdbarch_data_register_post_init (build_fortran_types);
- add_basic_prefix_cmd ("fortran", no_class,
- _("Prefix command for changing Fortran-specific settings."),
- &set_fortran_list, "set fortran ", 0, &setlist);
-
- add_show_prefix_cmd ("fortran", no_class,
- _("Generic command for showing Fortran-specific settings."),
- &show_fortran_list, "show fortran ", 0, &showlist);
+ add_setshow_prefix_cmd
+ ("fortran", no_class,
+ _("Prefix command for changing Fortran-specific settings."),
+ _("Generic command for showing Fortran-specific settings."),
+ &set_fortran_list, &show_fortran_list,
+ &setlist, &showlist);
add_setshow_boolean_cmd ("repack-array-slices", class_vars,
&repack_array_slices, _("\
const int length = TYPE_LENGTH (type);
const CORE_ADDR addr
= value_as_long (value_allocate_space_in_inferior (length));
- write_memory (addr, value_contents (value), length);
- struct value *val
- = value_from_contents_and_address (type, value_contents (value),
- addr);
+ write_memory (addr, value_contents (value).data (), length);
+ struct value *val = value_from_contents_and_address
+ (type, value_contents (value).data (), addr);
return value_addr (val);
}
else
projects / binutils-gdb.git / blobdiff