1 /* Go language support definitions for GDB, the GNU debugger. 2 3 Copyright (C) 2012-2023 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 #if !defined (GO_LANG_H) 21 #define GO_LANG_H 1 22 23 struct type_print_options; 24 25 #include "gdbtypes.h" 26 #include "symtab.h" 27 #include "value.h" 28 29 struct parser_state; 30 31 struct builtin_go_type 32 { 33 struct type *builtin_void = nullptr; 34 struct type *builtin_char = nullptr; 35 struct type *builtin_bool = nullptr; 36 struct type *builtin_int = nullptr; 37 struct type *builtin_uint = nullptr; 38 struct type *builtin_uintptr = nullptr; 39 struct type *builtin_int8 = nullptr; 40 struct type *builtin_int16 = nullptr; 41 struct type *builtin_int32 = nullptr; 42 struct type *builtin_int64 = nullptr; 43 struct type *builtin_uint8 = nullptr; 44 struct type *builtin_uint16 = nullptr; 45 struct type *builtin_uint32 = nullptr; 46 struct type *builtin_uint64 = nullptr; 47 struct type *builtin_float32 = nullptr; 48 struct type *builtin_float64 = nullptr; 49 struct type *builtin_complex64 = nullptr; 50 struct type *builtin_complex128 = nullptr; 51 }; 52 53 enum go_type 54 { 55 GO_TYPE_NONE, /* Not a Go object. */ 56 GO_TYPE_STRING 57 }; 58 59 /* Defined in go-lang.c. */ 60 61 extern const char *go_main_name (void); 62 63 extern enum go_type go_classify_struct_type (struct type *type); 64 65 extern char *go_symbol_package_name (const struct symbol *sym); 66 67 extern char *go_block_package_name (const struct block *block); 68 69 extern const struct builtin_go_type *builtin_go_type (struct gdbarch *); 70 71 /* Class representing the Go language. */ 72 73 class go_language : public language_defn 74 { 75 public: 76 go_language () 77 : language_defn (language_go) 78 { /* Nothing. */ } 79 80 /* See language.h. */ 81 82 const char *name () const override 83 { return "go"; } 84 85 /* See language.h. */ 86 87 const char *natural_name () const override 88 { return "Go"; } 89 90 /* See language.h. */ 91 92 void language_arch_info (struct gdbarch *gdbarch, 93 struct language_arch_info *lai) const override; 94 95 /* See language.h. */ 96 97 bool sniff_from_mangled_name 98 (const char *mangled, gdb::unique_xmalloc_ptr<char> *demangled) 99 const override 100 { 101 *demangled = demangle_symbol (mangled, 0); 102 return *demangled != NULL; 103 } 104 105 /* See language.h. */ 106 107 gdb::unique_xmalloc_ptr<char> demangle_symbol (const char *mangled, 108 int options) const override; 109 110 /* See language.h. */ 111 112 void print_type (struct type *type, const char *varstring, 113 struct ui_file *stream, int show, int level, 114 const struct type_print_options *flags) const override; 115 116 /* See language.h. */ 117 118 void value_print_inner 119 (struct value *val, struct ui_file *stream, int recurse, 120 const struct value_print_options *options) const override; 121 122 /* See language.h. */ 123 124 int parser (struct parser_state *ps) const override; 125 126 /* See language.h. */ 127 128 bool is_string_type_p (struct type *type) const override 129 { 130 type = check_typedef (type); 131 return (type->code () == TYPE_CODE_STRUCT 132 && go_classify_struct_type (type) == GO_TYPE_STRING); 133 } 134 135 /* See language.h. */ 136 137 bool store_sym_names_in_linkage_form_p () const override 138 { return true; } 139 }; 140 141 #endif /* !defined (GO_LANG_H) */ 142