/* Support for printing Fortran values for GDB, the GNU debugger.
- Copyright (C) 1993-2019 Free Software Foundation, Inc.
+ Copyright (C) 1993-2020 Free Software Foundation, Inc.
Contributed by Motorola. Adapted from the C definitions by Farooq Butt
(fmbutt@engage.sps.mot.com), additionally worked over by Stan Shebs.
#include "block.h"
#include "dictionary.h"
#include "cli/cli-style.h"
+#include "gdbarch.h"
static void f77_get_dynamic_length_of_aggregate (struct type *);
This function also works for strings which behave very
similarly to arrays. */
- if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_ARRAY
- || TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_STRING)
+ if (TYPE_TARGET_TYPE (type)->code () == TYPE_CODE_ARRAY
+ || TYPE_TARGET_TYPE (type)->code () == TYPE_CODE_STRING)
f77_get_dynamic_length_of_aggregate (TYPE_TARGET_TYPE (type));
/* Recursion ends here, start setting up lengths. */
struct type *range_type = TYPE_INDEX_TYPE (check_typedef (type));
CORE_ADDR addr = address + embedded_offset;
LONGEST lowerbound, upperbound;
- int i;
+ LONGEST i;
get_discrete_bounds (range_type, &lowerbound, &upperbound);
if (nss != ndimensions)
{
- size_t dim_size = TYPE_LENGTH (TYPE_TARGET_TYPE (type));
+ struct gdbarch *gdbarch = get_type_arch (type);
+ size_t dim_size = type_length_units (TYPE_TARGET_TYPE (type));
+ int unit_size = gdbarch_addressable_memory_unit_size (gdbarch);
+ size_t byte_stride = TYPE_ARRAY_BIT_STRIDE (type) / (unit_size * 8);
+ if (byte_stride == 0)
+ byte_stride = dim_size;
size_t offs = 0;
for (i = lowerbound;
value_embedded_offset (subarray),
value_address (subarray),
stream, recurse, subarray, options, elts);
- offs += dim_size;
+ offs += byte_stride;
fprintf_filtered (stream, ") ");
}
if (*elts >= options->print_max && i < upperbound)
{
struct value *elt = value_subscript ((struct value *)val, i);
- val_print (value_type (elt),
- value_embedded_offset (elt),
- value_address (elt), stream, recurse,
- elt, options, current_language);
+ common_val_print (elt, stream, recurse, options, current_language);
if (i != upperbound)
fprintf_filtered (stream, ", ");
"}"
};
-/* See val_print for a description of the various parameters of this
- function; they are identical. */
+/* See f-lang.h. */
void
-f_val_print (struct type *type, int embedded_offset,
- CORE_ADDR address, struct ui_file *stream, int recurse,
- struct value *original_value,
- const struct value_print_options *options)
+f_value_print_innner (struct value *val, struct ui_file *stream, int recurse,
+ const struct value_print_options *options)
{
+ struct type *type = check_typedef (value_type (val));
struct gdbarch *gdbarch = get_type_arch (type);
int printed_field = 0; /* Number of fields printed. */
struct type *elttype;
CORE_ADDR addr;
int index;
- const gdb_byte *valaddr =value_contents_for_printing (original_value);
+ const gdb_byte *valaddr = value_contents_for_printing (val);
+ const CORE_ADDR address = value_address (val);
- type = check_typedef (type);
- switch (TYPE_CODE (type))
+ switch (type->code ())
{
case TYPE_CODE_STRING:
f77_get_dynamic_length_of_aggregate (type);
LA_PRINT_STRING (stream, builtin_type (gdbarch)->builtin_char,
- valaddr + embedded_offset,
- TYPE_LENGTH (type), NULL, 0, options);
+ valaddr, TYPE_LENGTH (type), NULL, 0, options);
break;
case TYPE_CODE_ARRAY:
- if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_CHAR)
+ if (TYPE_TARGET_TYPE (type)->code () != TYPE_CODE_CHAR)
{
fprintf_filtered (stream, "(");
- f77_print_array (type, valaddr, embedded_offset,
- address, stream, recurse, original_value, options);
+ f77_print_array (type, valaddr, 0,
+ address, stream, recurse, val, options);
fprintf_filtered (stream, ")");
}
else
struct type *ch_type = TYPE_TARGET_TYPE (type);
f77_get_dynamic_length_of_aggregate (type);
- LA_PRINT_STRING (stream, ch_type,
- valaddr + embedded_offset,
+ LA_PRINT_STRING (stream, ch_type, valaddr,
TYPE_LENGTH (type) / TYPE_LENGTH (ch_type),
NULL, 0, options);
}
case TYPE_CODE_PTR:
if (options->format && options->format != 's')
{
- val_print_scalar_formatted (type, embedded_offset,
- original_value, options, 0, stream);
+ value_print_scalar_formatted (val, options, 0, stream);
break;
}
else
{
int want_space = 0;
- addr = unpack_pointer (type, valaddr + embedded_offset);
+ addr = unpack_pointer (type, valaddr);
elttype = check_typedef (TYPE_TARGET_TYPE (type));
- if (TYPE_CODE (elttype) == TYPE_CODE_FUNC)
+ if (elttype->code () == TYPE_CODE_FUNC)
{
/* Try to print what function it points to. */
print_function_pointer_address (options, gdbarch, addr, stream);
/* For a pointer to char or unsigned char, also print the string
pointed to, unless pointer is null. */
if (TYPE_LENGTH (elttype) == 1
- && TYPE_CODE (elttype) == TYPE_CODE_INT
+ && elttype->code () == TYPE_CODE_INT
&& (options->format == 0 || options->format == 's')
&& addr != 0)
{
opts.format = (options->format ? options->format
: options->output_format);
- val_print_scalar_formatted (type, embedded_offset,
- original_value, &opts, 0, stream);
+ value_print_scalar_formatted (val, &opts, 0, stream);
}
else
- val_print_scalar_formatted (type, embedded_offset,
- original_value, options, 0, stream);
+ value_print_scalar_formatted (val, options, 0, stream);
break;
case TYPE_CODE_STRUCT:
/* Starting from the Fortran 90 standard, Fortran supports derived
types. */
fprintf_filtered (stream, "( ");
- for (index = 0; index < TYPE_NFIELDS (type); index++)
+ for (index = 0; index < type->num_fields (); index++)
{
- struct value *field = value_field
- ((struct value *)original_value, index);
+ struct value *field = value_field (val, index);
struct type *field_type = check_typedef (TYPE_FIELD_TYPE (type, index));
- if (TYPE_CODE (field_type) != TYPE_CODE_FUNC)
+ if (field_type->code () != TYPE_CODE_FUNC)
{
const char *field_name;
field_name = TYPE_FIELD_NAME (type, index);
if (field_name != NULL)
{
- fputs_filtered (field_name, stream);
+ fputs_styled (field_name, variable_name_style.style (),
+ stream);
fputs_filtered (" = ", stream);
}
- val_print (value_type (field),
- value_embedded_offset (field),
- value_address (field), stream, recurse + 1,
- field, options, current_language);
+ common_val_print (field, stream, recurse + 1,
+ options, current_language);
++printed_field;
}
fprintf_filtered (stream, " )");
break;
+ case TYPE_CODE_BOOL:
+ if (options->format || options->output_format)
+ {
+ struct value_print_options opts = *options;
+ opts.format = (options->format ? options->format
+ : options->output_format);
+ value_print_scalar_formatted (val, &opts, 0, stream);
+ }
+ else
+ {
+ LONGEST longval = value_as_long (val);
+ /* The Fortran standard doesn't specify how logical types are
+ represented. Different compilers use different non zero
+ values to represent logical true. */
+ if (longval == 0)
+ fputs_filtered (f_decorations.false_name, stream);
+ else
+ fputs_filtered (f_decorations.true_name, stream);
+ }
+ break;
+
case TYPE_CODE_REF:
case TYPE_CODE_FUNC:
case TYPE_CODE_FLAGS:
case TYPE_CODE_RANGE:
case TYPE_CODE_UNDEF:
case TYPE_CODE_COMPLEX:
- case TYPE_CODE_BOOL:
case TYPE_CODE_CHAR:
default:
- generic_val_print (type, embedded_offset, address,
- stream, recurse, original_value, options,
- &f_decorations);
+ generic_value_print (val, stream, recurse, options, &f_decorations);
break;
}
}
}
}
+void _initialize_f_valprint ();
void
-_initialize_f_valprint (void)
+_initialize_f_valprint ()
{
add_info ("common", info_common_command,
_("Print out the values contained in a Fortran COMMON block."));