2b2d9e11a0
* valops.c (check_field): Remove.
(check_field_in): Rename to check_field.
(value_of_this): Use la_name_of_this.
* value.h (check_field): Adjust prototype.
* language.h (la_value_of_this): Rename to la_name_of_this.
* language.c (unknown_language_defn): Specify "this" for
name_of_this.
(auto_language_defn): Likewise.
(local_language_defn): Likewise.
* ada-lang.c (ada_language_defn): Adjust comment.
* c-lang.c (c_language_defn): Adjust comment.
(cplus_language_defn): Specify "this" for name_of_this.
(asm_language_defn): Adjust comment.
(minimal_language_defn): Adjust comment.
* f-lang.c (f_language_defn): Specify NULL for name_of_this.
* jv-lang.c (java_language_defn): Specify "this" for name_of_this.
* m2-lang.c (m2_language_defn): Specify "this" for name_of_this.
* objc-lang.c (objc_language_defn): Specify "self" for
name_of_this.
* p-lang.c (pascal_language_defn): Specify "this" for
name_of_this.
* scm-lang.c (scm_language_defn): Specify NULL for name_of_this.
* symtab.c (lookup_symbol_aux): Lookup "this" in the
proper scope, and check for field in type of "this", without
trying to create a value.
628 lines
20 KiB
C
628 lines
20 KiB
C
/* C language support routines for GDB, the GNU debugger.
|
||
|
||
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2002, 2003,
|
||
2004, 2005, 2007, 2008 Free Software Foundation, Inc.
|
||
|
||
This file is part of GDB.
|
||
|
||
This program is free software; you can redistribute it and/or modify
|
||
it under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 3 of the License, or
|
||
(at your option) any later version.
|
||
|
||
This program is distributed in the hope that it will be useful,
|
||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
GNU General Public License for more details.
|
||
|
||
You should have received a copy of the GNU General Public License
|
||
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
||
|
||
#include "defs.h"
|
||
#include "symtab.h"
|
||
#include "gdbtypes.h"
|
||
#include "expression.h"
|
||
#include "parser-defs.h"
|
||
#include "language.h"
|
||
#include "c-lang.h"
|
||
#include "valprint.h"
|
||
#include "macroscope.h"
|
||
#include "gdb_assert.h"
|
||
#include "charset.h"
|
||
#include "gdb_string.h"
|
||
#include "demangle.h"
|
||
#include "cp-abi.h"
|
||
#include "cp-support.h"
|
||
|
||
extern void _initialize_c_language (void);
|
||
static void c_emit_char (int c, struct ui_file * stream, int quoter);
|
||
|
||
/* Print the character C on STREAM as part of the contents of a literal
|
||
string whose delimiter is QUOTER. Note that that format for printing
|
||
characters and strings is language specific. */
|
||
|
||
static void
|
||
c_emit_char (int c, struct ui_file *stream, int quoter)
|
||
{
|
||
const char *escape;
|
||
int host_char;
|
||
|
||
c &= 0xFF; /* Avoid sign bit follies */
|
||
|
||
escape = c_target_char_has_backslash_escape (c);
|
||
if (escape)
|
||
{
|
||
if (quoter == '"' && strcmp (escape, "0") == 0)
|
||
/* Print nulls embedded in double quoted strings as \000 to
|
||
prevent ambiguity. */
|
||
fprintf_filtered (stream, "\\000");
|
||
else
|
||
fprintf_filtered (stream, "\\%s", escape);
|
||
}
|
||
else if (target_char_to_host (c, &host_char)
|
||
&& host_char_print_literally (host_char))
|
||
{
|
||
if (host_char == '\\' || host_char == quoter)
|
||
fputs_filtered ("\\", stream);
|
||
fprintf_filtered (stream, "%c", host_char);
|
||
}
|
||
else
|
||
fprintf_filtered (stream, "\\%.3o", (unsigned int) c);
|
||
}
|
||
|
||
void
|
||
c_printchar (int c, struct ui_file *stream)
|
||
{
|
||
fputc_filtered ('\'', stream);
|
||
LA_EMIT_CHAR (c, stream, '\'');
|
||
fputc_filtered ('\'', stream);
|
||
}
|
||
|
||
/* Print the character string STRING, printing at most LENGTH characters.
|
||
LENGTH is -1 if the string is nul terminated. Each character is WIDTH bytes
|
||
long. Printing stops early if the number hits print_max; repeat counts are
|
||
printed as appropriate. Print ellipses at the end if we had to stop before
|
||
printing LENGTH characters, or if FORCE_ELLIPSES. */
|
||
|
||
void
|
||
c_printstr (struct ui_file *stream, const gdb_byte *string,
|
||
unsigned int length, int width, int force_ellipses)
|
||
{
|
||
unsigned int i;
|
||
unsigned int things_printed = 0;
|
||
int in_quotes = 0;
|
||
int need_comma = 0;
|
||
|
||
/* If the string was not truncated due to `set print elements', and
|
||
the last byte of it is a null, we don't print that, in traditional C
|
||
style. */
|
||
if (!force_ellipses
|
||
&& length > 0
|
||
&& (extract_unsigned_integer (string + (length - 1) * width, width)
|
||
== '\0'))
|
||
length--;
|
||
|
||
if (length == 0)
|
||
{
|
||
fputs_filtered ("\"\"", stream);
|
||
return;
|
||
}
|
||
|
||
for (i = 0; i < length && things_printed < print_max; ++i)
|
||
{
|
||
/* Position of the character we are examining
|
||
to see whether it is repeated. */
|
||
unsigned int rep1;
|
||
/* Number of repetitions we have detected so far. */
|
||
unsigned int reps;
|
||
unsigned long current_char;
|
||
|
||
QUIT;
|
||
|
||
if (need_comma)
|
||
{
|
||
fputs_filtered (", ", stream);
|
||
need_comma = 0;
|
||
}
|
||
|
||
current_char = extract_unsigned_integer (string + i * width, width);
|
||
|
||
rep1 = i + 1;
|
||
reps = 1;
|
||
while (rep1 < length
|
||
&& extract_unsigned_integer (string + rep1 * width, width)
|
||
== current_char)
|
||
{
|
||
++rep1;
|
||
++reps;
|
||
}
|
||
|
||
if (reps > repeat_count_threshold)
|
||
{
|
||
if (in_quotes)
|
||
{
|
||
if (inspect_it)
|
||
fputs_filtered ("\\\", ", stream);
|
||
else
|
||
fputs_filtered ("\", ", stream);
|
||
in_quotes = 0;
|
||
}
|
||
LA_PRINT_CHAR (current_char, stream);
|
||
fprintf_filtered (stream, _(" <repeats %u times>"), reps);
|
||
i = rep1 - 1;
|
||
things_printed += repeat_count_threshold;
|
||
need_comma = 1;
|
||
}
|
||
else
|
||
{
|
||
if (!in_quotes)
|
||
{
|
||
if (inspect_it)
|
||
fputs_filtered ("\\\"", stream);
|
||
else
|
||
fputs_filtered ("\"", stream);
|
||
in_quotes = 1;
|
||
}
|
||
LA_EMIT_CHAR (current_char, stream, '"');
|
||
++things_printed;
|
||
}
|
||
}
|
||
|
||
/* Terminate the quotes if necessary. */
|
||
if (in_quotes)
|
||
{
|
||
if (inspect_it)
|
||
fputs_filtered ("\\\"", stream);
|
||
else
|
||
fputs_filtered ("\"", stream);
|
||
}
|
||
|
||
if (force_ellipses || i < length)
|
||
fputs_filtered ("...", stream);
|
||
}
|
||
|
||
/* Preprocessing and parsing C and C++ expressions. */
|
||
|
||
|
||
/* When we find that lexptr (the global var defined in parse.c) is
|
||
pointing at a macro invocation, we expand the invocation, and call
|
||
scan_macro_expansion to save the old lexptr here and point lexptr
|
||
into the expanded text. When we reach the end of that, we call
|
||
end_macro_expansion to pop back to the value we saved here. The
|
||
macro expansion code promises to return only fully-expanded text,
|
||
so we don't need to "push" more than one level.
|
||
|
||
This is disgusting, of course. It would be cleaner to do all macro
|
||
expansion beforehand, and then hand that to lexptr. But we don't
|
||
really know where the expression ends. Remember, in a command like
|
||
|
||
(gdb) break *ADDRESS if CONDITION
|
||
|
||
we evaluate ADDRESS in the scope of the current frame, but we
|
||
evaluate CONDITION in the scope of the breakpoint's location. So
|
||
it's simply wrong to try to macro-expand the whole thing at once. */
|
||
static char *macro_original_text;
|
||
static char *macro_expanded_text;
|
||
|
||
|
||
void
|
||
scan_macro_expansion (char *expansion)
|
||
{
|
||
/* We'd better not be trying to push the stack twice. */
|
||
gdb_assert (! macro_original_text);
|
||
gdb_assert (! macro_expanded_text);
|
||
|
||
/* Save the old lexptr value, so we can return to it when we're done
|
||
parsing the expanded text. */
|
||
macro_original_text = lexptr;
|
||
lexptr = expansion;
|
||
|
||
/* Save the expanded text, so we can free it when we're finished. */
|
||
macro_expanded_text = expansion;
|
||
}
|
||
|
||
|
||
int
|
||
scanning_macro_expansion (void)
|
||
{
|
||
return macro_original_text != 0;
|
||
}
|
||
|
||
|
||
void
|
||
finished_macro_expansion (void)
|
||
{
|
||
/* There'd better be something to pop back to, and we better have
|
||
saved a pointer to the start of the expanded text. */
|
||
gdb_assert (macro_original_text);
|
||
gdb_assert (macro_expanded_text);
|
||
|
||
/* Pop back to the original text. */
|
||
lexptr = macro_original_text;
|
||
macro_original_text = 0;
|
||
|
||
/* Free the expanded text. */
|
||
xfree (macro_expanded_text);
|
||
macro_expanded_text = 0;
|
||
}
|
||
|
||
|
||
static void
|
||
scan_macro_cleanup (void *dummy)
|
||
{
|
||
if (macro_original_text)
|
||
finished_macro_expansion ();
|
||
}
|
||
|
||
|
||
/* We set these global variables before calling c_parse, to tell it
|
||
how it to find macro definitions for the expression at hand. */
|
||
macro_lookup_ftype *expression_macro_lookup_func;
|
||
void *expression_macro_lookup_baton;
|
||
|
||
|
||
static struct macro_definition *
|
||
null_macro_lookup (const char *name, void *baton)
|
||
{
|
||
return 0;
|
||
}
|
||
|
||
|
||
static int
|
||
c_preprocess_and_parse (void)
|
||
{
|
||
/* Set up a lookup function for the macro expander. */
|
||
struct macro_scope *scope = 0;
|
||
struct cleanup *back_to = make_cleanup (free_current_contents, &scope);
|
||
|
||
if (expression_context_block)
|
||
scope = sal_macro_scope (find_pc_line (expression_context_pc, 0));
|
||
else
|
||
scope = default_macro_scope ();
|
||
|
||
if (scope)
|
||
{
|
||
expression_macro_lookup_func = standard_macro_lookup;
|
||
expression_macro_lookup_baton = (void *) scope;
|
||
}
|
||
else
|
||
{
|
||
expression_macro_lookup_func = null_macro_lookup;
|
||
expression_macro_lookup_baton = 0;
|
||
}
|
||
|
||
gdb_assert (! macro_original_text);
|
||
make_cleanup (scan_macro_cleanup, 0);
|
||
|
||
{
|
||
int result = c_parse ();
|
||
do_cleanups (back_to);
|
||
return result;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
/* Table mapping opcodes into strings for printing operators
|
||
and precedences of the operators. */
|
||
|
||
const struct op_print c_op_print_tab[] =
|
||
{
|
||
{",", BINOP_COMMA, PREC_COMMA, 0},
|
||
{"=", BINOP_ASSIGN, PREC_ASSIGN, 1},
|
||
{"||", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0},
|
||
{"&&", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0},
|
||
{"|", BINOP_BITWISE_IOR, PREC_BITWISE_IOR, 0},
|
||
{"^", BINOP_BITWISE_XOR, PREC_BITWISE_XOR, 0},
|
||
{"&", BINOP_BITWISE_AND, PREC_BITWISE_AND, 0},
|
||
{"==", BINOP_EQUAL, PREC_EQUAL, 0},
|
||
{"!=", BINOP_NOTEQUAL, PREC_EQUAL, 0},
|
||
{"<=", BINOP_LEQ, PREC_ORDER, 0},
|
||
{">=", BINOP_GEQ, PREC_ORDER, 0},
|
||
{">", BINOP_GTR, PREC_ORDER, 0},
|
||
{"<", BINOP_LESS, PREC_ORDER, 0},
|
||
{">>", BINOP_RSH, PREC_SHIFT, 0},
|
||
{"<<", BINOP_LSH, PREC_SHIFT, 0},
|
||
{"+", BINOP_ADD, PREC_ADD, 0},
|
||
{"-", BINOP_SUB, PREC_ADD, 0},
|
||
{"*", BINOP_MUL, PREC_MUL, 0},
|
||
{"/", BINOP_DIV, PREC_MUL, 0},
|
||
{"%", BINOP_REM, PREC_MUL, 0},
|
||
{"@", BINOP_REPEAT, PREC_REPEAT, 0},
|
||
{"-", UNOP_NEG, PREC_PREFIX, 0},
|
||
{"!", UNOP_LOGICAL_NOT, PREC_PREFIX, 0},
|
||
{"~", UNOP_COMPLEMENT, PREC_PREFIX, 0},
|
||
{"*", UNOP_IND, PREC_PREFIX, 0},
|
||
{"&", UNOP_ADDR, PREC_PREFIX, 0},
|
||
{"sizeof ", UNOP_SIZEOF, PREC_PREFIX, 0},
|
||
{"++", UNOP_PREINCREMENT, PREC_PREFIX, 0},
|
||
{"--", UNOP_PREDECREMENT, PREC_PREFIX, 0},
|
||
{NULL, 0, 0, 0}
|
||
};
|
||
|
||
enum c_primitive_types {
|
||
c_primitive_type_int,
|
||
c_primitive_type_long,
|
||
c_primitive_type_short,
|
||
c_primitive_type_char,
|
||
c_primitive_type_float,
|
||
c_primitive_type_double,
|
||
c_primitive_type_void,
|
||
c_primitive_type_long_long,
|
||
c_primitive_type_signed_char,
|
||
c_primitive_type_unsigned_char,
|
||
c_primitive_type_unsigned_short,
|
||
c_primitive_type_unsigned_int,
|
||
c_primitive_type_unsigned_long,
|
||
c_primitive_type_unsigned_long_long,
|
||
c_primitive_type_long_double,
|
||
c_primitive_type_complex,
|
||
c_primitive_type_double_complex,
|
||
c_primitive_type_decfloat,
|
||
c_primitive_type_decdouble,
|
||
c_primitive_type_declong,
|
||
nr_c_primitive_types
|
||
};
|
||
|
||
void
|
||
c_language_arch_info (struct gdbarch *gdbarch,
|
||
struct language_arch_info *lai)
|
||
{
|
||
const struct builtin_type *builtin = builtin_type (gdbarch);
|
||
lai->string_char_type = builtin->builtin_char;
|
||
lai->primitive_type_vector
|
||
= GDBARCH_OBSTACK_CALLOC (gdbarch, nr_c_primitive_types + 1,
|
||
struct type *);
|
||
lai->primitive_type_vector [c_primitive_type_int] = builtin->builtin_int;
|
||
lai->primitive_type_vector [c_primitive_type_long] = builtin->builtin_long;
|
||
lai->primitive_type_vector [c_primitive_type_short] = builtin->builtin_short;
|
||
lai->primitive_type_vector [c_primitive_type_char] = builtin->builtin_char;
|
||
lai->primitive_type_vector [c_primitive_type_float] = builtin->builtin_float;
|
||
lai->primitive_type_vector [c_primitive_type_double] = builtin->builtin_double;
|
||
lai->primitive_type_vector [c_primitive_type_void] = builtin->builtin_void;
|
||
lai->primitive_type_vector [c_primitive_type_long_long] = builtin->builtin_long_long;
|
||
lai->primitive_type_vector [c_primitive_type_signed_char] = builtin->builtin_signed_char;
|
||
lai->primitive_type_vector [c_primitive_type_unsigned_char] = builtin->builtin_unsigned_char;
|
||
lai->primitive_type_vector [c_primitive_type_unsigned_short] = builtin->builtin_unsigned_short;
|
||
lai->primitive_type_vector [c_primitive_type_unsigned_int] = builtin->builtin_unsigned_int;
|
||
lai->primitive_type_vector [c_primitive_type_unsigned_long] = builtin->builtin_unsigned_long;
|
||
lai->primitive_type_vector [c_primitive_type_unsigned_long_long] = builtin->builtin_unsigned_long_long;
|
||
lai->primitive_type_vector [c_primitive_type_long_double] = builtin->builtin_long_double;
|
||
lai->primitive_type_vector [c_primitive_type_complex] = builtin->builtin_complex;
|
||
lai->primitive_type_vector [c_primitive_type_double_complex] = builtin->builtin_double_complex;
|
||
lai->primitive_type_vector [c_primitive_type_decfloat] = builtin->builtin_decfloat;
|
||
lai->primitive_type_vector [c_primitive_type_decdouble] = builtin->builtin_decdouble;
|
||
lai->primitive_type_vector [c_primitive_type_declong] = builtin->builtin_declong;
|
||
}
|
||
|
||
const struct language_defn c_language_defn =
|
||
{
|
||
"c", /* Language name */
|
||
language_c,
|
||
range_check_off,
|
||
type_check_off,
|
||
case_sensitive_on,
|
||
array_row_major,
|
||
&exp_descriptor_standard,
|
||
c_preprocess_and_parse,
|
||
c_error,
|
||
null_post_parser,
|
||
c_printchar, /* Print a character constant */
|
||
c_printstr, /* Function to print string constant */
|
||
c_emit_char, /* Print a single char */
|
||
c_print_type, /* Print a type using appropriate syntax */
|
||
c_val_print, /* Print a value using appropriate syntax */
|
||
c_value_print, /* Print a top-level value */
|
||
NULL, /* Language specific skip_trampoline */
|
||
NULL, /* name_of_this */
|
||
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
|
||
basic_lookup_transparent_type,/* lookup_transparent_type */
|
||
NULL, /* Language specific symbol demangler */
|
||
NULL, /* Language specific class_name_from_physname */
|
||
c_op_print_tab, /* expression operators for printing */
|
||
1, /* c-style arrays */
|
||
0, /* String lower bound */
|
||
default_word_break_characters,
|
||
default_make_symbol_completion_list,
|
||
c_language_arch_info,
|
||
default_print_array_index,
|
||
default_pass_by_reference,
|
||
LANG_MAGIC
|
||
};
|
||
|
||
enum cplus_primitive_types {
|
||
cplus_primitive_type_int,
|
||
cplus_primitive_type_long,
|
||
cplus_primitive_type_short,
|
||
cplus_primitive_type_char,
|
||
cplus_primitive_type_float,
|
||
cplus_primitive_type_double,
|
||
cplus_primitive_type_void,
|
||
cplus_primitive_type_long_long,
|
||
cplus_primitive_type_signed_char,
|
||
cplus_primitive_type_unsigned_char,
|
||
cplus_primitive_type_unsigned_short,
|
||
cplus_primitive_type_unsigned_int,
|
||
cplus_primitive_type_unsigned_long,
|
||
cplus_primitive_type_unsigned_long_long,
|
||
cplus_primitive_type_long_double,
|
||
cplus_primitive_type_complex,
|
||
cplus_primitive_type_double_complex,
|
||
cplus_primitive_type_bool,
|
||
cplus_primitive_type_decfloat,
|
||
cplus_primitive_type_decdouble,
|
||
cplus_primitive_type_declong,
|
||
nr_cplus_primitive_types
|
||
};
|
||
|
||
static void
|
||
cplus_language_arch_info (struct gdbarch *gdbarch,
|
||
struct language_arch_info *lai)
|
||
{
|
||
const struct builtin_type *builtin = builtin_type (gdbarch);
|
||
lai->string_char_type = builtin->builtin_char;
|
||
lai->primitive_type_vector
|
||
= GDBARCH_OBSTACK_CALLOC (gdbarch, nr_cplus_primitive_types + 1,
|
||
struct type *);
|
||
lai->primitive_type_vector [cplus_primitive_type_int]
|
||
= builtin->builtin_int;
|
||
lai->primitive_type_vector [cplus_primitive_type_long]
|
||
= builtin->builtin_long;
|
||
lai->primitive_type_vector [cplus_primitive_type_short]
|
||
= builtin->builtin_short;
|
||
lai->primitive_type_vector [cplus_primitive_type_char]
|
||
= builtin->builtin_char;
|
||
lai->primitive_type_vector [cplus_primitive_type_float]
|
||
= builtin->builtin_float;
|
||
lai->primitive_type_vector [cplus_primitive_type_double]
|
||
= builtin->builtin_double;
|
||
lai->primitive_type_vector [cplus_primitive_type_void]
|
||
= builtin->builtin_void;
|
||
lai->primitive_type_vector [cplus_primitive_type_long_long]
|
||
= builtin->builtin_long_long;
|
||
lai->primitive_type_vector [cplus_primitive_type_signed_char]
|
||
= builtin->builtin_signed_char;
|
||
lai->primitive_type_vector [cplus_primitive_type_unsigned_char]
|
||
= builtin->builtin_unsigned_char;
|
||
lai->primitive_type_vector [cplus_primitive_type_unsigned_short]
|
||
= builtin->builtin_unsigned_short;
|
||
lai->primitive_type_vector [cplus_primitive_type_unsigned_int]
|
||
= builtin->builtin_unsigned_int;
|
||
lai->primitive_type_vector [cplus_primitive_type_unsigned_long]
|
||
= builtin->builtin_unsigned_long;
|
||
lai->primitive_type_vector [cplus_primitive_type_unsigned_long_long]
|
||
= builtin->builtin_unsigned_long_long;
|
||
lai->primitive_type_vector [cplus_primitive_type_long_double]
|
||
= builtin->builtin_long_double;
|
||
lai->primitive_type_vector [cplus_primitive_type_complex]
|
||
= builtin->builtin_complex;
|
||
lai->primitive_type_vector [cplus_primitive_type_double_complex]
|
||
= builtin->builtin_double_complex;
|
||
lai->primitive_type_vector [cplus_primitive_type_bool]
|
||
= builtin->builtin_bool;
|
||
lai->primitive_type_vector [cplus_primitive_type_decfloat]
|
||
= builtin->builtin_decfloat;
|
||
lai->primitive_type_vector [cplus_primitive_type_decdouble]
|
||
= builtin->builtin_decdouble;
|
||
lai->primitive_type_vector [cplus_primitive_type_declong]
|
||
= builtin->builtin_declong;
|
||
}
|
||
|
||
const struct language_defn cplus_language_defn =
|
||
{
|
||
"c++", /* Language name */
|
||
language_cplus,
|
||
range_check_off,
|
||
type_check_off,
|
||
case_sensitive_on,
|
||
array_row_major,
|
||
&exp_descriptor_standard,
|
||
c_preprocess_and_parse,
|
||
c_error,
|
||
null_post_parser,
|
||
c_printchar, /* Print a character constant */
|
||
c_printstr, /* Function to print string constant */
|
||
c_emit_char, /* Print a single char */
|
||
c_print_type, /* Print a type using appropriate syntax */
|
||
c_val_print, /* Print a value using appropriate syntax */
|
||
c_value_print, /* Print a top-level value */
|
||
cplus_skip_trampoline, /* Language specific skip_trampoline */
|
||
"this", /* name_of_this */
|
||
cp_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
|
||
cp_lookup_transparent_type, /* lookup_transparent_type */
|
||
cplus_demangle, /* Language specific symbol demangler */
|
||
cp_class_name_from_physname, /* Language specific class_name_from_physname */
|
||
c_op_print_tab, /* expression operators for printing */
|
||
1, /* c-style arrays */
|
||
0, /* String lower bound */
|
||
default_word_break_characters,
|
||
default_make_symbol_completion_list,
|
||
cplus_language_arch_info,
|
||
default_print_array_index,
|
||
cp_pass_by_reference,
|
||
LANG_MAGIC
|
||
};
|
||
|
||
const struct language_defn asm_language_defn =
|
||
{
|
||
"asm", /* Language name */
|
||
language_asm,
|
||
range_check_off,
|
||
type_check_off,
|
||
case_sensitive_on,
|
||
array_row_major,
|
||
&exp_descriptor_standard,
|
||
c_preprocess_and_parse,
|
||
c_error,
|
||
null_post_parser,
|
||
c_printchar, /* Print a character constant */
|
||
c_printstr, /* Function to print string constant */
|
||
c_emit_char, /* Print a single char */
|
||
c_print_type, /* Print a type using appropriate syntax */
|
||
c_val_print, /* Print a value using appropriate syntax */
|
||
c_value_print, /* Print a top-level value */
|
||
NULL, /* Language specific skip_trampoline */
|
||
NULL, /* name_of_this */
|
||
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
|
||
basic_lookup_transparent_type,/* lookup_transparent_type */
|
||
NULL, /* Language specific symbol demangler */
|
||
NULL, /* Language specific class_name_from_physname */
|
||
c_op_print_tab, /* expression operators for printing */
|
||
1, /* c-style arrays */
|
||
0, /* String lower bound */
|
||
default_word_break_characters,
|
||
default_make_symbol_completion_list,
|
||
c_language_arch_info, /* FIXME: la_language_arch_info. */
|
||
default_print_array_index,
|
||
default_pass_by_reference,
|
||
LANG_MAGIC
|
||
};
|
||
|
||
/* The following language_defn does not represent a real language.
|
||
It just provides a minimal support a-la-C that should allow users
|
||
to do some simple operations when debugging applications that use
|
||
a language currently not supported by GDB. */
|
||
|
||
const struct language_defn minimal_language_defn =
|
||
{
|
||
"minimal", /* Language name */
|
||
language_minimal,
|
||
range_check_off,
|
||
type_check_off,
|
||
case_sensitive_on,
|
||
array_row_major,
|
||
&exp_descriptor_standard,
|
||
c_preprocess_and_parse,
|
||
c_error,
|
||
null_post_parser,
|
||
c_printchar, /* Print a character constant */
|
||
c_printstr, /* Function to print string constant */
|
||
c_emit_char, /* Print a single char */
|
||
c_print_type, /* Print a type using appropriate syntax */
|
||
c_val_print, /* Print a value using appropriate syntax */
|
||
c_value_print, /* Print a top-level value */
|
||
NULL, /* Language specific skip_trampoline */
|
||
NULL, /* name_of_this */
|
||
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
|
||
basic_lookup_transparent_type,/* lookup_transparent_type */
|
||
NULL, /* Language specific symbol demangler */
|
||
NULL, /* Language specific class_name_from_physname */
|
||
c_op_print_tab, /* expression operators for printing */
|
||
1, /* c-style arrays */
|
||
0, /* String lower bound */
|
||
default_word_break_characters,
|
||
default_make_symbol_completion_list,
|
||
c_language_arch_info,
|
||
default_print_array_index,
|
||
default_pass_by_reference,
|
||
LANG_MAGIC
|
||
};
|
||
|
||
void
|
||
_initialize_c_language (void)
|
||
{
|
||
add_language (&c_language_defn);
|
||
add_language (&cplus_language_defn);
|
||
add_language (&asm_language_defn);
|
||
add_language (&minimal_language_defn);
|
||
}
|