/* Go language support routines for GDB, the GNU debugger.
- Copyright (C) 2012-2016 Free Software Foundation, Inc.
+ Copyright (C) 2012-2019 Free Software Foundation, Inc.
This file is part of GDB.
#include "go-lang.h"
#include "c-lang.h"
#include "parser-defs.h"
+#include "gdbarch.h"
#include <ctype.h>
sixg_string_p (struct type *type)
{
if (TYPE_NFIELDS (type) == 2
- && TYPE_TAG_NAME (type) != NULL
- && strcmp (TYPE_TAG_NAME (type), "string") == 0)
+ && TYPE_NAME (type) != NULL
+ && strcmp (TYPE_NAME (type), "string") == 0)
return 1;
return 0;
return GO_TYPE_NONE;
}
+/* Return true if TYPE is a string. */
+
+static bool
+go_is_string_type_p (struct type *type)
+{
+ type = check_typedef (type);
+ return (TYPE_CODE (type) == TYPE_CODE_STRUCT
+ && go_classify_struct_type (type) == GO_TYPE_STRING);
+}
+
/* Subroutine of unpack_mangled_go_symbol to simplify it.
Given "[foo.]bar.baz", store "bar" in *PACKAGEP and "baz" in *OBJECTP.
We stomp on the last '.' to nul-terminate "bar".
return result;
}
+/* la_sniff_from_mangled_name for Go. */
+
+static int
+go_sniff_from_mangled_name (const char *mangled, char **demangled)
+{
+ *demangled = go_demangle (mangled, 0);
+ return *demangled != NULL;
+}
+
/* Given a Go symbol, return its package or NULL if unknown.
Space for the result is malloc'd, caller must free. */
char *
go_symbol_package_name (const struct symbol *sym)
{
- const char *mangled_name = SYMBOL_LINKAGE_NAME (sym);
+ const char *mangled_name = sym->linkage_name ();
const char *package_name;
const char *object_name;
const char *method_type_package_name;
char *name_buf;
char *result;
- gdb_assert (SYMBOL_LANGUAGE (sym) == language_go);
+ gdb_assert (sym->language () == language_go);
name_buf = unpack_mangled_go_symbol (mangled_name,
&package_name, &object_name,
&method_type_package_name,
lai->bool_type_default = builtin->builtin_bool;
}
-static const struct language_defn go_language_defn =
+extern const struct language_defn go_language_defn =
{
"go",
"Go",
case_sensitive_on,
array_row_major,
macro_expansion_no,
+ NULL,
&exp_descriptor_c,
go_parse,
- go_yyerror,
null_post_parser,
c_printchar, /* Print a character constant. */
c_printstr, /* Function to print string constant. */
default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline. */
NULL, /* name_of_this */
+ false, /* la_store_sym_names_in_linkage_form_p */
basic_lookup_symbol_nonlocal,
basic_lookup_transparent_type,
go_demangle, /* Language specific symbol demangler. */
+ go_sniff_from_mangled_name,
NULL, /* Language specific
class_name_from_physname. */
go_op_print_tab, /* Expression operators for printing. */
1, /* C-style arrays. */
0, /* String lower bound. */
default_word_break_characters,
- default_make_symbol_completion_list,
+ default_collect_symbol_completion_matches,
go_language_arch_info,
default_print_array_index,
default_pass_by_reference,
- c_get_string,
- NULL,
+ c_watch_location_expression,
+ NULL, /* la_get_symbol_name_matcher */
iterate_over_symbols,
+ default_search_name_hash,
&default_varobj_ops,
NULL,
NULL,
- LANG_MAGIC
+ go_is_string_type_p,
+ "{...}" /* la_struct_too_deep_ellipsis */
};
static void *
= GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_go_type);
builtin_go_type->builtin_void
- = arch_type (gdbarch, TYPE_CODE_VOID, 1, "void");
+ = arch_type (gdbarch, TYPE_CODE_VOID, TARGET_CHAR_BIT, "void");
builtin_go_type->builtin_char
= arch_character_type (gdbarch, 8, 1, "char");
builtin_go_type->builtin_bool
builtin_go_type->builtin_uint64
= arch_integer_type (gdbarch, 64, 1, "uint64");
builtin_go_type->builtin_float32
- = arch_float_type (gdbarch, 32, "float32", NULL);
+ = arch_float_type (gdbarch, 32, "float32", floatformats_ieee_single);
builtin_go_type->builtin_float64
- = arch_float_type (gdbarch, 64, "float64", NULL);
+ = arch_float_type (gdbarch, 64, "float64", floatformats_ieee_double);
builtin_go_type->builtin_complex64
= arch_complex_type (gdbarch, "complex64",
builtin_go_type->builtin_float32);
return (const struct builtin_go_type *) gdbarch_data (gdbarch, go_type_data);
}
-extern initialize_file_ftype _initialize_go_language;
-
void
_initialize_go_language (void)
{
go_type_data = gdbarch_data_register_post_init (build_go_types);
-
- add_language (&go_language_defn);
}