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https://github.com/darlinghq/darling-gdb.git
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ec16f7015b
of array constants using the obvious syntax. * c-valprint.c (c_val_print): Set printed string length. * dwarfread.c (read_tag_string_type): New prototype and function that handles TAG_string_type DIEs. * dwarfread.c (process_dies): Add case for TAG_string_type that calls new read_tag_string_type function. * expprint.c (print_subexp): Add support for OP_ARRAY. * gdbtypes.c (create_range_type, create_array_type): Inherit objfile from the index type. **** start-sanitize-chill **** * ch-typeprint.c (chill_print_type): Add case for TYPE_CODE_STRING. * ch-valprint.c (chill_val_print): Fix case for TYPE_CODE_STRING. **** end-sanitize-chill ****
210 lines
5.7 KiB
C
210 lines
5.7 KiB
C
/* Support for printing Chill values for GDB, the GNU debugger.
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Copyright 1986, 1988, 1989, 1991 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "defs.h"
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#include "obstack.h"
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#include "symtab.h"
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#include "gdbtypes.h"
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#include "valprint.h"
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#include "expression.h"
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#include "language.h"
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/* Print data of type TYPE located at VALADDR (within GDB), which came from
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the inferior at address ADDRESS, onto stdio stream STREAM according to
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FORMAT (a letter or 0 for natural format). The data at VALADDR is in
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target byte order.
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If the data are a string pointer, returns the number of string characters
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printed.
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If DEREF_REF is nonzero, then dereference references, otherwise just print
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them like pointers.
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The PRETTY parameter controls prettyprinting. */
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int
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chill_val_print (type, valaddr, address, stream, format, deref_ref, recurse,
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pretty)
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struct type *type;
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char *valaddr;
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CORE_ADDR address;
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FILE *stream;
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int format;
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int deref_ref;
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int recurse;
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enum val_prettyprint pretty;
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{
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LONGEST val;
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unsigned int i = 0; /* Number of characters printed. */
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struct type *elttype;
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unsigned eltlen;
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CORE_ADDR addr;
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switch (TYPE_CODE (type))
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{
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case TYPE_CODE_ARRAY:
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if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
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{
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if (prettyprint_arrays)
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{
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print_spaces_filtered (2 + 2 * recurse, stream);
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}
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fprintf_filtered (stream, "[");
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val_print_array_elements (type, valaddr, address, stream, format,
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deref_ref, recurse, pretty, 0);
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fprintf_filtered (stream, "]");
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}
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else
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{
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error ("unimplemented in chill_val_print; unspecified array length");
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}
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break;
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case TYPE_CODE_INT:
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format = format ? format : output_format;
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if (format)
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{
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print_scalar_formatted (valaddr, type, format, 0, stream);
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}
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else
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{
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val_print_type_code_int (type, valaddr, stream);
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}
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break;
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case TYPE_CODE_CHAR:
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format = format ? format : output_format;
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if (format)
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{
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print_scalar_formatted (valaddr, type, format, 0, stream);
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}
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else
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{
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LA_PRINT_CHAR ((unsigned char) unpack_long (type, valaddr),
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stream);
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}
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break;
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case TYPE_CODE_FLT:
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if (format)
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{
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print_scalar_formatted (valaddr, type, format, 0, stream);
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}
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else
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{
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print_floating (valaddr, type, stream);
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}
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break;
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case TYPE_CODE_BOOL:
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format = format ? format : output_format;
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if (format)
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{
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print_scalar_formatted (valaddr, type, format, 0, stream);
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}
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else
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{
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val = unpack_long (builtin_type_chill_bool, valaddr);
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fprintf_filtered (stream, val ? "TRUE" : "FALSE");
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}
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break;
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case TYPE_CODE_UNDEF:
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/* This happens (without TYPE_FLAG_STUB set) on systems which don't use
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dbx xrefs (NO_DBX_XREFS in gcc) if a file has a "struct foo *bar"
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and no complete type for struct foo in that file. */
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fprintf_filtered (stream, "<incomplete type>");
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break;
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case TYPE_CODE_PTR:
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if (format && format != 's')
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{
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print_scalar_formatted (valaddr, type, format, 0, stream);
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break;
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}
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addr = unpack_pointer (type, valaddr);
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elttype = TYPE_TARGET_TYPE (type);
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if (TYPE_CODE (elttype) == TYPE_CODE_FUNC)
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{
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/* Try to print what function it points to. */
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print_address_demangle (addr, stream, demangle);
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/* Return value is irrelevant except for string pointers. */
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return (0);
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}
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if (addressprint && format != 's')
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{
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fprintf_filtered (stream, "0x%x", addr);
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}
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/* For a pointer to char or unsigned char, also print the string
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pointed to, unless pointer is null. */
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if (TYPE_LENGTH (elttype) == 1
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&& TYPE_CODE (elttype) == TYPE_CODE_CHAR
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&& (format == 0 || format == 's')
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&& addr != 0
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&& /* If print_max is UINT_MAX, the alloca below will fail.
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In that case don't try to print the string. */
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print_max < UINT_MAX)
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{
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i = val_print_string (addr, stream);
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}
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/* Return number of characters printed, plus one for the
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terminating null if we have "reached the end". */
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return (i + (print_max && i != print_max));
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break;
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case TYPE_CODE_STRING:
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if (format && format != 's')
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{
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print_scalar_formatted (valaddr, type, format, 0, stream);
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break;
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}
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if (addressprint && format != 's')
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{
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fprintf_filtered (stream, "0x%x ", addr);
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}
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i = TYPE_LENGTH (type);
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LA_PRINT_STRING (stream, valaddr, i, 0);
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/* Return number of characters printed, plus one for the terminating
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null if we have "reached the end". */
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return (i + (print_max && i != print_max));
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break;
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case TYPE_CODE_MEMBER:
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case TYPE_CODE_REF:
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case TYPE_CODE_UNION:
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case TYPE_CODE_STRUCT:
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case TYPE_CODE_ENUM:
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case TYPE_CODE_FUNC:
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case TYPE_CODE_VOID:
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case TYPE_CODE_ERROR:
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case TYPE_CODE_RANGE:
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error ("Unimplemented chill_val_print support for type %d",
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TYPE_CODE (type));
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break;
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default:
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error ("Invalid Chill type code %d in symbol table.", TYPE_CODE (type));
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}
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fflush (stream);
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return (0);
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}
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