| /* D language support routines for GDB, the GNU debugger. |
| |
| Copyright (C) 2005-2015 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 "language.h" |
| #include "varobj.h" |
| #include "d-lang.h" |
| #include "c-lang.h" |
| #include "demangle.h" |
| #include "cp-support.h" |
| |
| /* The name of the symbol to use to get the name of the main subprogram. */ |
| static const char D_MAIN[] = "D main"; |
| |
| /* Function returning the special symbol name used by D for the main |
| procedure in the main program if it is found in minimal symbol list. |
| This function tries to find minimal symbols so that it finds them even |
| if the program was compiled without debugging information. */ |
| |
| const char * |
| d_main_name (void) |
| { |
| struct bound_minimal_symbol msym; |
| |
| msym = lookup_minimal_symbol (D_MAIN, NULL, NULL); |
| if (msym.minsym != NULL) |
| return D_MAIN; |
| |
| /* No known entry procedure found, the main program is probably not D. */ |
| return NULL; |
| } |
| |
| /* Implements the la_demangle language_defn routine for language D. */ |
| |
| char * |
| d_demangle (const char *symbol, int options) |
| { |
| return gdb_demangle (symbol, options | DMGL_DLANG); |
| } |
| |
| /* Table mapping opcodes into strings for printing operators |
| and precedences of the operators. */ |
| static const struct op_print d_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_ORDER, 0}, |
| {"!=", BINOP_NOTEQUAL, PREC_ORDER, 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_CONCAT, PREC_ADD, 0}, |
| {"*", BINOP_MUL, PREC_MUL, 0}, |
| {"/", BINOP_DIV, PREC_MUL, 0}, |
| {"%", BINOP_REM, PREC_MUL, 0}, |
| {"^^", BINOP_EXP, PREC_REPEAT, 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, OP_NULL, PREC_PREFIX, 0} |
| }; |
| |
| /* Mapping of all D basic data types into the language vector. */ |
| |
| enum d_primitive_types { |
| d_primitive_type_void, |
| d_primitive_type_bool, |
| d_primitive_type_byte, |
| d_primitive_type_ubyte, |
| d_primitive_type_short, |
| d_primitive_type_ushort, |
| d_primitive_type_int, |
| d_primitive_type_uint, |
| d_primitive_type_long, |
| d_primitive_type_ulong, |
| d_primitive_type_cent, /* Signed 128 bit integer. */ |
| d_primitive_type_ucent, /* Unsigned 128 bit integer. */ |
| d_primitive_type_float, |
| d_primitive_type_double, |
| d_primitive_type_real, |
| d_primitive_type_ifloat, /* Imaginary float types. */ |
| d_primitive_type_idouble, |
| d_primitive_type_ireal, |
| d_primitive_type_cfloat, /* Complex number of two float values. */ |
| d_primitive_type_cdouble, |
| d_primitive_type_creal, |
| d_primitive_type_char, /* Unsigned character types. */ |
| d_primitive_type_wchar, |
| d_primitive_type_dchar, |
| nr_d_primitive_types |
| }; |
| |
| /* Implements the la_language_arch_info language_defn routine |
| for language D. */ |
| |
| static void |
| d_language_arch_info (struct gdbarch *gdbarch, |
| struct language_arch_info *lai) |
| { |
| const struct builtin_d_type *builtin = builtin_d_type (gdbarch); |
| |
| lai->string_char_type = builtin->builtin_char; |
| lai->primitive_type_vector |
| = GDBARCH_OBSTACK_CALLOC (gdbarch, nr_d_primitive_types + 1, |
| struct type *); |
| |
| lai->primitive_type_vector [d_primitive_type_void] |
| = builtin->builtin_void; |
| lai->primitive_type_vector [d_primitive_type_bool] |
| = builtin->builtin_bool; |
| lai->primitive_type_vector [d_primitive_type_byte] |
| = builtin->builtin_byte; |
| lai->primitive_type_vector [d_primitive_type_ubyte] |
| = builtin->builtin_ubyte; |
| lai->primitive_type_vector [d_primitive_type_short] |
| = builtin->builtin_short; |
| lai->primitive_type_vector [d_primitive_type_ushort] |
| = builtin->builtin_ushort; |
| lai->primitive_type_vector [d_primitive_type_int] |
| = builtin->builtin_int; |
| lai->primitive_type_vector [d_primitive_type_uint] |
| = builtin->builtin_uint; |
| lai->primitive_type_vector [d_primitive_type_long] |
| = builtin->builtin_long; |
| lai->primitive_type_vector [d_primitive_type_ulong] |
| = builtin->builtin_ulong; |
| lai->primitive_type_vector [d_primitive_type_cent] |
| = builtin->builtin_cent; |
| lai->primitive_type_vector [d_primitive_type_ucent] |
| = builtin->builtin_ucent; |
| lai->primitive_type_vector [d_primitive_type_float] |
| = builtin->builtin_float; |
| lai->primitive_type_vector [d_primitive_type_double] |
| = builtin->builtin_double; |
| lai->primitive_type_vector [d_primitive_type_real] |
| = builtin->builtin_real; |
| lai->primitive_type_vector [d_primitive_type_ifloat] |
| = builtin->builtin_ifloat; |
| lai->primitive_type_vector [d_primitive_type_idouble] |
| = builtin->builtin_idouble; |
| lai->primitive_type_vector [d_primitive_type_ireal] |
| = builtin->builtin_ireal; |
| lai->primitive_type_vector [d_primitive_type_cfloat] |
| = builtin->builtin_cfloat; |
| lai->primitive_type_vector [d_primitive_type_cdouble] |
| = builtin->builtin_cdouble; |
| lai->primitive_type_vector [d_primitive_type_creal] |
| = builtin->builtin_creal; |
| lai->primitive_type_vector [d_primitive_type_char] |
| = builtin->builtin_char; |
| lai->primitive_type_vector [d_primitive_type_wchar] |
| = builtin->builtin_wchar; |
| lai->primitive_type_vector [d_primitive_type_dchar] |
| = builtin->builtin_dchar; |
| |
| lai->bool_type_symbol = "bool"; |
| lai->bool_type_default = builtin->builtin_bool; |
| } |
| |
| static const struct language_defn d_language_defn = |
| { |
| "d", |
| "D", |
| language_d, |
| range_check_off, |
| case_sensitive_on, |
| array_row_major, |
| macro_expansion_no, |
| &exp_descriptor_c, |
| d_parse, |
| d_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_print_typedef, /* Print a typedef using appropriate |
| syntax. */ |
| d_val_print, /* Print a value using appropriate syntax. */ |
| c_value_print, /* Print a top-level value. */ |
| default_read_var_value, /* la_read_var_value */ |
| NULL, /* Language specific skip_trampoline. */ |
| "this", |
| d_lookup_symbol_nonlocal, |
| basic_lookup_transparent_type, |
| d_demangle, /* Language specific symbol demangler. */ |
| NULL, /* Language specific |
| class_name_from_physname. */ |
| d_op_print_tab, /* Expression operators for printing. */ |
| 1, /* C-style arrays. */ |
| 0, /* String lower bound. */ |
| default_word_break_characters, |
| default_make_symbol_completion_list, |
| d_language_arch_info, |
| default_print_array_index, |
| default_pass_by_reference, |
| c_get_string, |
| NULL, /* la_get_symbol_name_cmp */ |
| iterate_over_symbols, |
| &default_varobj_ops, |
| NULL, |
| NULL, |
| LANG_MAGIC |
| }; |
| |
| /* Build all D language types for the specified architecture. */ |
| |
| static void * |
| build_d_types (struct gdbarch *gdbarch) |
| { |
| struct builtin_d_type *builtin_d_type |
| = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_d_type); |
| |
| /* Basic types. */ |
| builtin_d_type->builtin_void |
| = arch_type (gdbarch, TYPE_CODE_VOID, 1, "void"); |
| builtin_d_type->builtin_bool |
| = arch_boolean_type (gdbarch, 8, 1, "bool"); |
| builtin_d_type->builtin_byte |
| = arch_integer_type (gdbarch, 8, 0, "byte"); |
| builtin_d_type->builtin_ubyte |
| = arch_integer_type (gdbarch, 8, 1, "ubyte"); |
| builtin_d_type->builtin_short |
| = arch_integer_type (gdbarch, 16, 0, "short"); |
| builtin_d_type->builtin_ushort |
| = arch_integer_type (gdbarch, 16, 1, "ushort"); |
| builtin_d_type->builtin_int |
| = arch_integer_type (gdbarch, 32, 0, "int"); |
| builtin_d_type->builtin_uint |
| = arch_integer_type (gdbarch, 32, 1, "uint"); |
| builtin_d_type->builtin_long |
| = arch_integer_type (gdbarch, 64, 0, "long"); |
| builtin_d_type->builtin_ulong |
| = arch_integer_type (gdbarch, 64, 1, "ulong"); |
| builtin_d_type->builtin_cent |
| = arch_integer_type (gdbarch, 128, 0, "cent"); |
| builtin_d_type->builtin_ucent |
| = arch_integer_type (gdbarch, 128, 1, "ucent"); |
| builtin_d_type->builtin_float |
| = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch), |
| "float", NULL); |
| builtin_d_type->builtin_double |
| = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch), |
| "double", NULL); |
| builtin_d_type->builtin_real |
| = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch), |
| "real", NULL); |
| |
| TYPE_INSTANCE_FLAGS (builtin_d_type->builtin_byte) |
| |= TYPE_INSTANCE_FLAG_NOTTEXT; |
| TYPE_INSTANCE_FLAGS (builtin_d_type->builtin_ubyte) |
| |= TYPE_INSTANCE_FLAG_NOTTEXT; |
| |
| /* Imaginary and complex types. */ |
| builtin_d_type->builtin_ifloat |
| = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch), |
| "ifloat", NULL); |
| builtin_d_type->builtin_idouble |
| = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch), |
| "idouble", NULL); |
| builtin_d_type->builtin_ireal |
| = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch), |
| "ireal", NULL); |
| builtin_d_type->builtin_cfloat |
| = arch_complex_type (gdbarch, "cfloat", |
| builtin_d_type->builtin_float); |
| builtin_d_type->builtin_cdouble |
| = arch_complex_type (gdbarch, "cdouble", |
| builtin_d_type->builtin_double); |
| builtin_d_type->builtin_creal |
| = arch_complex_type (gdbarch, "creal", |
| builtin_d_type->builtin_real); |
| |
| /* Character types. */ |
| builtin_d_type->builtin_char |
| = arch_character_type (gdbarch, 8, 1, "char"); |
| builtin_d_type->builtin_wchar |
| = arch_character_type (gdbarch, 16, 1, "wchar"); |
| builtin_d_type->builtin_dchar |
| = arch_character_type (gdbarch, 32, 1, "dchar"); |
| |
| return builtin_d_type; |
| } |
| |
| static struct gdbarch_data *d_type_data; |
| |
| /* Return the D type table for the specified architecture. */ |
| |
| const struct builtin_d_type * |
| builtin_d_type (struct gdbarch *gdbarch) |
| { |
| return (const struct builtin_d_type *) gdbarch_data (gdbarch, d_type_data); |
| } |
| |
| /* Provide a prototype to silence -Wmissing-prototypes. */ |
| extern initialize_file_ftype _initialize_d_language; |
| |
| void |
| _initialize_d_language (void) |
| { |
| d_type_data = gdbarch_data_register_post_init (build_d_types); |
| |
| add_language (&d_language_defn); |
| } |
