X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fm2-lang.c;h=917da15d8084da571febdc0c52c31e4e81e89071;hb=07169ff772077f566c6540f623d7d609babc4c81;hp=a8dd8addbab8c5bee93cd49f5dce26b8cccae640;hpb=0fb0cc7590113e9b459dfcc48dc71c9d419d9580;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/m2-lang.c b/gdb/m2-lang.c index a8dd8addba..917da15d80 100644 --- a/gdb/m2-lang.c +++ b/gdb/m2-lang.c @@ -1,7 +1,6 @@ /* Modula 2 language support routines for GDB, the GNU debugger. - Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 2000, 2002, 2003, 2004, - 2005, 2007, 2008, 2009 Free Software Foundation, Inc. + Copyright (C) 1992-2016 Free Software Foundation, Inc. This file is part of GDB. @@ -24,13 +23,14 @@ #include "expression.h" #include "parser-defs.h" #include "language.h" +#include "varobj.h" #include "m2-lang.h" #include "c-lang.h" #include "valprint.h" extern void _initialize_m2_language (void); -static void m2_printchar (int, struct ui_file *); -static void m2_emit_char (int, struct ui_file *, int); +static void m2_printchar (int, struct type *, struct ui_file *); +static void m2_emit_char (int, struct type *, struct ui_file *, int); /* 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 @@ -39,10 +39,10 @@ static void m2_emit_char (int, struct ui_file *, int); be replaced with a true Modula version. */ static void -m2_emit_char (int c, struct ui_file *stream, int quoter) +m2_emit_char (int c, struct type *type, struct ui_file *stream, int quoter) { - c &= 0xFF; /* Avoid sign bit follies */ + c &= 0xFF; /* Avoid sign bit follies. */ if (PRINT_LITERAL_FORM (c)) { @@ -88,10 +88,10 @@ m2_emit_char (int c, struct ui_file *stream, int quoter) be replaced with a true Modula version. */ static void -m2_printchar (int c, struct ui_file *stream) +m2_printchar (int c, struct type *type, struct ui_file *stream) { fputs_filtered ("'", stream); - LA_EMIT_CHAR (c, stream, '\''); + LA_EMIT_CHAR (c, type, stream, '\''); fputs_filtered ("'", stream); } @@ -103,8 +103,8 @@ m2_printchar (int c, struct ui_file *stream) be replaced with a true Modula version. */ static void -m2_printstr (struct ui_file *stream, const gdb_byte *string, - unsigned int length, int width, int force_ellipses, +m2_printstr (struct ui_file *stream, struct type *type, const gdb_byte *string, + unsigned int length, const char *encoding, int force_ellipses, const struct value_print_options *options) { unsigned int i; @@ -146,13 +146,10 @@ m2_printstr (struct ui_file *stream, const gdb_byte *string, { if (in_quotes) { - if (options->inspect_it) - fputs_filtered ("\\\", ", stream); - else - fputs_filtered ("\", ", stream); + fputs_filtered ("\", ", stream); in_quotes = 0; } - m2_printchar (string[i], stream); + m2_printchar (string[i], type, stream); fprintf_filtered (stream, " ", reps); i = rep1 - 1; things_printed += options->repeat_count_threshold; @@ -162,25 +159,17 @@ m2_printstr (struct ui_file *stream, const gdb_byte *string, { if (!in_quotes) { - if (options->inspect_it) - fputs_filtered ("\\\"", stream); - else - fputs_filtered ("\"", stream); + fputs_filtered ("\"", stream); in_quotes = 1; } - LA_EMIT_CHAR (string[i], stream, '"'); + LA_EMIT_CHAR (string[i], type, stream, '"'); ++things_printed; } } /* Terminate the quotes if necessary. */ if (in_quotes) - { - if (options->inspect_it) - fputs_filtered ("\\\"", stream); - else - fputs_filtered ("\"", stream); - } + fputs_filtered ("\"", stream); if (force_ellipses || i < length) fputs_filtered ("...", stream); @@ -194,6 +183,7 @@ evaluate_subexp_modula2 (struct type *expect_type, struct expression *exp, struct value *arg1; struct value *arg2; struct type *type; + switch (op) { case UNOP_HIGH: @@ -210,6 +200,7 @@ evaluate_subexp_modula2 (struct type *expect_type, struct expression *exp, if (m2_is_unbounded_array (type)) { struct value *temp = arg1; + type = TYPE_FIELD_TYPE (type, 1); /* i18n: Do not translate the "_m2_high" part! */ arg1 = value_struct_elt (&temp, NULL, "_m2_high", NULL, @@ -239,10 +230,12 @@ evaluate_subexp_modula2 (struct type *expect_type, struct expression *exp, { struct value *temp = arg1; type = TYPE_FIELD_TYPE (type, 0); - if (type == NULL || (TYPE_CODE (type) != TYPE_CODE_PTR)) { - warning (_("internal error: unbounded array structure is unknown")); - return evaluate_subexp_standard (expect_type, exp, pos, noside); - } + if (type == NULL || (TYPE_CODE (type) != TYPE_CODE_PTR)) + { + warning (_("internal error: unbounded " + "array structure is unknown")); + return evaluate_subexp_standard (expect_type, exp, pos, noside); + } /* i18n: Do not translate the "_m2_contents" part! */ arg1 = value_struct_elt (&temp, NULL, "_m2_contents", NULL, _("unbounded structure " @@ -251,8 +244,8 @@ evaluate_subexp_modula2 (struct type *expect_type, struct expression *exp, if (value_type (arg1) != type) arg1 = value_cast (type, arg1); - type = check_typedef (value_type (arg1)); - return value_ind (value_ptradd (arg1, arg2)); + check_typedef (value_type (arg1)); + return value_ind (value_ptradd (arg1, value_as_long (arg2))); } else if (TYPE_CODE (type) != TYPE_CODE_ARRAY) @@ -267,14 +260,14 @@ evaluate_subexp_modula2 (struct type *expect_type, struct expression *exp, if (noside == EVAL_AVOID_SIDE_EFFECTS) return value_zero (TYPE_TARGET_TYPE (type), VALUE_LVAL (arg1)); else - return value_subscript (arg1, arg2); + return value_subscript (arg1, value_as_long (arg2)); default: return evaluate_subexp_standard (expect_type, exp, pos, noside); } nosideret: - return value_from_longest (builtin_type_int8, (LONGEST) 1); + return value_from_longest (builtin_type (exp->gdbarch)->builtin_int, 1); } @@ -311,7 +304,7 @@ static const struct op_print m2_op_print_tab[] = {"MIN", UNOP_MIN, PREC_BUILTIN_FUNCTION, 0}, {"ODD", UNOP_ODD, PREC_BUILTIN_FUNCTION, 0}, {"TRUNC", UNOP_TRUNC, PREC_BUILTIN_FUNCTION, 0}, - {NULL, 0, 0, 0} + {NULL, OP_NULL, PREC_BUILTIN_FUNCTION, 0} }; /* The built-in types of Modula-2. */ @@ -355,6 +348,7 @@ const struct exp_descriptor exp_descriptor_modula2 = { print_subexp_standard, operator_length_standard, + operator_check_standard, op_name_standard, dump_subexp_body_standard, evaluate_subexp_modula2 @@ -363,15 +357,15 @@ const struct exp_descriptor exp_descriptor_modula2 = const struct language_defn m2_language_defn = { "modula-2", + "Modula-2", language_m2, range_check_on, - type_check_on, case_sensitive_on, array_row_major, macro_expansion_no, &exp_descriptor_modula2, m2_parse, /* parser */ - m2_error, /* parser error function */ + m2_yyerror, /* parser error function */ null_post_parser, m2_printchar, /* Print character constant */ m2_printstr, /* function to print string constant */ @@ -380,12 +374,14 @@ const struct language_defn m2_language_defn = m2_print_typedef, /* Print a typedef using appropriate syntax */ m2_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 */ 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 */ + NULL, /* Language specific + class_name_from_physname */ m2_op_print_tab, /* expression operators for printing */ 0, /* arrays are first-class (not c-style) */ 0, /* String lower bound */ @@ -394,6 +390,12 @@ const struct language_defn m2_language_defn = m2_language_arch_info, default_print_array_index, default_pass_by_reference, + default_get_string, + NULL, /* la_get_symbol_name_cmp */ + iterate_over_symbols, + &default_varobj_ops, + NULL, + NULL, LANG_MAGIC }; @@ -404,29 +406,16 @@ build_m2_types (struct gdbarch *gdbarch) = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_m2_type); /* Modula-2 "pervasive" types. NOTE: these can be redefined!!! */ - builtin_m2_type->builtin_int = - init_type (TYPE_CODE_INT, - gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT, - 0, "INTEGER", (struct objfile *) NULL); - builtin_m2_type->builtin_card = - init_type (TYPE_CODE_INT, - gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "CARDINAL", (struct objfile *) NULL); - builtin_m2_type->builtin_real = - init_type (TYPE_CODE_FLT, - gdbarch_float_bit (gdbarch) / TARGET_CHAR_BIT, - 0, - "REAL", (struct objfile *) NULL); - builtin_m2_type->builtin_char = - init_type (TYPE_CODE_CHAR, TARGET_CHAR_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "CHAR", (struct objfile *) NULL); - builtin_m2_type->builtin_bool = - init_type (TYPE_CODE_BOOL, - gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "BOOLEAN", (struct objfile *) NULL); + builtin_m2_type->builtin_int + = arch_integer_type (gdbarch, gdbarch_int_bit (gdbarch), 0, "INTEGER"); + builtin_m2_type->builtin_card + = arch_integer_type (gdbarch, gdbarch_int_bit (gdbarch), 1, "CARDINAL"); + builtin_m2_type->builtin_real + = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch), "REAL", NULL); + builtin_m2_type->builtin_char + = arch_character_type (gdbarch, TARGET_CHAR_BIT, 1, "CHAR"); + builtin_m2_type->builtin_bool + = arch_boolean_type (gdbarch, gdbarch_int_bit (gdbarch), 1, "BOOLEAN"); return builtin_m2_type; } @@ -436,7 +425,7 @@ static struct gdbarch_data *m2_type_data; const struct builtin_m2_type * builtin_m2_type (struct gdbarch *gdbarch) { - return gdbarch_data (gdbarch, m2_type_data); + return (const struct builtin_m2_type *) gdbarch_data (gdbarch, m2_type_data); }