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79a45b7d67
* varobj.c (value_get_print_value): Include valprint.h. (value_get_print_value): Use get_formatted_print_options. * value.h (struct value_print_options): Declare. (value_print, val_print, common_val_print, val_print_string): Update. * value.c: Include valprint.h. (show_values): Use get_user_print_options. (show_convenience): Likewise. * valprint.h (prettyprint_arrays, prettyprint_structs): Don't declare. (struct value_print_options): New type. (vtblprint, unionprint, addressprint, objectprint, print_max, inspect_it, repeat_count_threshold, output_format, stop_print_at_null): Don't declare. (user_print_options, get_user_print_options, get_raw_print_options, get_formatted_print_options): Declare. (print_array_indexes_p): Don't declare. (maybe_print_array_index, val_print_array_elements): Update. * valprint.c (print_max): Remove. (user_print_options): New global. (get_user_print_options, get_raw_print_options, get_formatted_print_options): New functions. (print_array_indexes, repeat_count_threshold, stop_print_at_null, prettyprint_structs, prettyprint_arrays, unionprint, addressprint): Remove. (val_print): Remove format, deref_ref, pretty arguments; add options. Update. (common_val_print): Likewise. (print_array_indexes_p): Remove. (maybe_print_array_index): Remove format, pretty arguments; add options. Update. (val_print_array_elements): Remove format, deref_ref, pretty arguments; add options. Update. (val_print_string): Add options argument. Update. (_initialize_valprint): Use user_print_options. (output_format): Remove. (set_output_radix_1): Use user_print_options. * typeprint.c: Include valprint.h. (objectprint): Don't declare. (whatis_exp): Use get_user_print_options. * tui/tui-regs.c: Include valprint.h. (tui_register_format): Use get_formatted_print_options. * tracepoint.c: Include valprint.h. (addressprint): Don't declare. (trace_mention): Use get_user_print_options. (tracepoints_info): Likewise. * stack.c (print_frame_args): Use get_raw_print_options. (print_frame_info): Use get_user_print_options. (print_frame): Likewise. * sh64-tdep.c: Include valprint.h (sh64_do_register): Use get_formatted_print_options. * scm-valprint.c (scm_inferior_print): Remove format, deref_ref, pretty arguments; add options. (scm_scmlist_print): Likewise. Update. (scm_scmval_print): Likewise. (scm_val_print): Likewise. (scm_value_print): Remove format, pretty arguments; add options. Update. * scm-lang.h (scm_value_print, scm_val_print, scm_scmval_print): Update. * scm-lang.c (scm_printstr): Add options argument. * python/python-value.c: Include valprint.h. (valpy_str): Use get_user_print_options. * printcmd.c: Include valprint.h. (addressprint): Don't declare. (inspect_it): Remove. (print_formatted): Remove format option; add options. Update. (print_scalar_formatted): Likewise. (print_address_demangle): Use get_user_print_options. (do_examine): Use get_formatted_print_options. (print_command_1): Likewise. (output_command): Use get_formatted_print_options. (do_one_display): Likewise. (print_variable_value): Use get_user_print_options. * p-valprint.c (pascal_val_print): Remove format, deref_ref, pretty arguments; add options. Update. (pascal_value_print): Remove format, pretty arguments; add options. Update. (vtblprint, objectprint): Don't declare. (pascal_static_field_print): Remove. (pascal_object_print_value_fields): Remove format, pretty arguments; add options. Update. (pascal_object_print_static_field): Likewise. (_initialize_pascal_valprint): Use user_print_options. Update. * p-lang.h (pascal_val_print, pascal_value_print, pascal_printstr, pascal_object_print_value_fields): Update. (vtblprint, static_field_print): Don't declare. * p-lang.c (pascal_printstr): Add options argument. Update. * objc-lang.c (objc_printstr): Add options argument. Update. * mt-tdep.c: Include valprint.h. (mt_registers_info): Use get_raw_print_options. * mips-tdep.c: Include valprint.h. (mips_print_fp_register): Use get_formatted_print_options. (mips_print_register): Likewise. * mi/mi-main.c: Include valprint.h. (get_register): Use get_user_print_options. (mi_cmd_data_evaluate_expression): Likewise. (mi_cmd_data_read_memory): Use get_formatted_print_options. * mi/mi-cmd-stack.c: Include valprint.h. (list_args_or_locals): Use get_raw_print_options. * m2-valprint.c (print_function_pointer_address): Add addressprint argument. (m2_print_long_set): Remove format, pretty arguments. (m2_print_unbounded_array): Remove format, deref_ref, pretty arguments; add options. Update. (print_unpacked_pointer): Remove format argument; add options. Now static. Update. (print_variable_at_address): Remove format, deref_ref, pretty arguments; add options. Update. (m2_print_array_contents): Likewise. (m2_val_print): Likewise. * m2-lang.h (m2_val_print): Update. * m2-lang.c (m2_printstr): Add options argument. Update. * language.h (struct value_print_options): Declare. (struct language_defn) <la_printstr>: Add options argument. <la_val_print>: Remove format, deref_ref, pretty argument; add options. <la_value_print>: Remove format, pretty arguments; add options. <la_print_array_index>: Likewise. (LA_VAL_PRINT, LA_VALUE_PRINT, LA_PRINT_STRING, LA_PRINT_ARRAY_INDEX): Update. (default_print_array_index): Update. * language.c (default_print_array_index): Remove format, pretty arguments; add options. Update. (unk_lang_printstr): Add options argument. (unk_lang_val_print): Remove format, deref_ref, pretty arguments; add options. (unk_lang_value_print): Remove format, pretty arguments; add options. * jv-valprint.c (java_value_print): Remove format, pretty arguments; add options. Update. (java_print_value_fields): Likewise. (java_val_print): Remove format, deref_ref, pretty arguments; add options. Update. * jv-lang.h (java_val_print, java_value_print): Declare. * infcmd.c: Include valprint.h. (print_return_value): Use get_raw_print_options. (default_print_registers_info): Use get_user_print_options, get_formatted_print_options. (registers_info): Use get_formatted_print_options. * gdbtypes.h (struct value_print_options): Declare. (print_scalar_formatted): Update. * f-valprint.c (f77_print_array_1): Remove format, deref_ref, pretty arguments; add options. Update. (f77_print_array): Likewise. (f_val_print): Likewise. * f-lang.h (f_val_print): Update. * f-lang.c (f_printstr): Add options argument. Update. (c_value_print): Update declaration. * expprint.c: Include valprint.h. (print_subexp_standard): Use get_raw_print_options, get_user_print_options. * eval.c: Include valprint.h. (objectprint): Don't declare. (evaluate_subexp_standard): Use get_user_print_options. * cp-valprint.c (vtblprint, objectprint, static_field_print): Remove. (cp_print_value_fields): Remove format, pretty arguments; add options. Update. (cp_print_value): Likewise. (cp_print_static_field): Likewise. (_initialize_cp_valprint): Use user_print_options. Update. * c-valprint.c (print_function_pointer_address): Add addressprint argument. (c_val_print): Remove format, deref_ref, pretty arguments; add options. Update. (c_value_print): Add options argument. Update. * c-lang.h (c_val_print, c_value_print, c_printstr): Update. (vtblprint, static_field_print): Don't declare. (cp_print_value_fields): Update. * c-lang.c (c_printstr): Add options argument. Update. * breakpoint.c: Include valprint.h. (addressprint): Don't declare. (watchpoint_value_print): Use get_user_print_options. (print_one_breakpoint_location): Likewise. (breakpoint_1, print_it_catch_fork, print_it_catch_vfork, mention, print_exception_catchpoint): Likewise. * auxv.c (fprint_target_auxv): Don't declare addressprint. Use get_user_print_options. * ada-valprint.c (struct ada_val_print_args): Remove format, deref_ref, and pretty; add options. (print_optional_low_bound): Add options argument. (val_print_packed_array_elements): Remove format and pretty arguments; add options. Update. (printstr): Add options argument. Update. (ada_printstr): Likewise. (ada_val_print): Remove format, deref_ref, pretty arguments; add options argument. Update. (ada_val_print_stub): Update. (ada_val_print_array): Remove format, deref_ref, pretty arguments; add options. Update. (ada_val_print_1): Likewise. (print_variant_part): Likewise. (ada_value_print): Remove format, pretty arguments; add options. Update. (print_record): Likewise. (print_field_values): Likewise. * ada-lang.h (ada_val_print, ada_value_print, ada_printstr): Update. * ada-lang.c (ada_print_array_index): Add options argument; remove format and pretty arguments. (print_one_exception): Use get_user_print_options. gdb/testsuite * gdb.base/exprs.exp (test_expr): Add enum formatting tests.
452 lines
13 KiB
C
452 lines
13 KiB
C
/* Modula 2 language support routines for GDB, the GNU debugger.
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Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 2000, 2002, 2003, 2004,
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2005, 2007, 2008 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "symtab.h"
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#include "gdbtypes.h"
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#include "expression.h"
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#include "parser-defs.h"
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#include "language.h"
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#include "m2-lang.h"
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#include "c-lang.h"
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#include "valprint.h"
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extern void _initialize_m2_language (void);
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static void m2_printchar (int, struct ui_file *);
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static void m2_emit_char (int, struct ui_file *, int);
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/* Print the character C on STREAM as part of the contents of a literal
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string whose delimiter is QUOTER. Note that that format for printing
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characters and strings is language specific.
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FIXME: This is a copy of the same function from c-exp.y. It should
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be replaced with a true Modula version. */
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static void
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m2_emit_char (int c, struct ui_file *stream, int quoter)
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{
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c &= 0xFF; /* Avoid sign bit follies */
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if (PRINT_LITERAL_FORM (c))
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{
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if (c == '\\' || c == quoter)
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{
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fputs_filtered ("\\", stream);
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}
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fprintf_filtered (stream, "%c", c);
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}
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else
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{
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switch (c)
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{
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case '\n':
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fputs_filtered ("\\n", stream);
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break;
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case '\b':
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fputs_filtered ("\\b", stream);
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break;
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case '\t':
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fputs_filtered ("\\t", stream);
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break;
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case '\f':
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fputs_filtered ("\\f", stream);
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break;
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case '\r':
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fputs_filtered ("\\r", stream);
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break;
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case '\033':
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fputs_filtered ("\\e", stream);
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break;
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case '\007':
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fputs_filtered ("\\a", stream);
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break;
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default:
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fprintf_filtered (stream, "\\%.3o", (unsigned int) c);
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break;
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}
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}
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}
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/* FIXME: This is a copy of the same function from c-exp.y. It should
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be replaced with a true Modula version. */
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static void
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m2_printchar (int c, struct ui_file *stream)
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{
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fputs_filtered ("'", stream);
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LA_EMIT_CHAR (c, stream, '\'');
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fputs_filtered ("'", stream);
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}
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/* Print the character string STRING, printing at most LENGTH characters.
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Printing stops early if the number hits print_max; repeat counts
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are printed as appropriate. Print ellipses at the end if we
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had to stop before printing LENGTH characters, or if FORCE_ELLIPSES.
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FIXME: This is a copy of the same function from c-exp.y. It should
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be replaced with a true Modula version. */
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static void
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m2_printstr (struct ui_file *stream, const gdb_byte *string,
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unsigned int length, int width, int force_ellipses,
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const struct value_print_options *options)
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{
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unsigned int i;
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unsigned int things_printed = 0;
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int in_quotes = 0;
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int need_comma = 0;
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if (length == 0)
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{
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fputs_filtered ("\"\"", gdb_stdout);
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return;
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}
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for (i = 0; i < length && things_printed < options->print_max; ++i)
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{
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/* Position of the character we are examining
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to see whether it is repeated. */
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unsigned int rep1;
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/* Number of repetitions we have detected so far. */
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unsigned int reps;
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QUIT;
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if (need_comma)
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{
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fputs_filtered (", ", stream);
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need_comma = 0;
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}
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rep1 = i + 1;
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reps = 1;
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while (rep1 < length && string[rep1] == string[i])
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{
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++rep1;
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++reps;
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}
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if (reps > options->repeat_count_threshold)
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{
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if (in_quotes)
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{
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if (options->inspect_it)
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fputs_filtered ("\\\", ", stream);
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else
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fputs_filtered ("\", ", stream);
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in_quotes = 0;
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}
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m2_printchar (string[i], stream);
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fprintf_filtered (stream, " <repeats %u times>", reps);
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i = rep1 - 1;
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things_printed += options->repeat_count_threshold;
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need_comma = 1;
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}
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else
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{
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if (!in_quotes)
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{
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if (options->inspect_it)
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fputs_filtered ("\\\"", stream);
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else
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fputs_filtered ("\"", stream);
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in_quotes = 1;
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}
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LA_EMIT_CHAR (string[i], stream, '"');
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++things_printed;
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}
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}
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/* Terminate the quotes if necessary. */
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if (in_quotes)
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{
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if (options->inspect_it)
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fputs_filtered ("\\\"", stream);
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else
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fputs_filtered ("\"", stream);
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}
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if (force_ellipses || i < length)
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fputs_filtered ("...", stream);
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}
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static struct value *
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evaluate_subexp_modula2 (struct type *expect_type, struct expression *exp,
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int *pos, enum noside noside)
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{
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enum exp_opcode op = exp->elts[*pos].opcode;
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struct value *arg1;
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struct value *arg2;
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struct type *type;
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switch (op)
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{
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case UNOP_HIGH:
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(*pos)++;
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arg1 = evaluate_subexp_with_coercion (exp, pos, noside);
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if (noside == EVAL_SKIP || noside == EVAL_AVOID_SIDE_EFFECTS)
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return arg1;
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else
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{
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arg1 = coerce_ref (arg1);
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type = check_typedef (value_type (arg1));
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if (m2_is_unbounded_array (type))
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{
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struct value *temp = arg1;
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type = TYPE_FIELD_TYPE (type, 1);
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/* i18n: Do not translate the "_m2_high" part! */
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arg1 = value_struct_elt (&temp, NULL, "_m2_high", NULL,
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_("unbounded structure "
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"missing _m2_high field"));
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if (value_type (arg1) != type)
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arg1 = value_cast (type, arg1);
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}
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}
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return arg1;
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case BINOP_SUBSCRIPT:
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(*pos)++;
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arg1 = evaluate_subexp_with_coercion (exp, pos, noside);
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arg2 = evaluate_subexp_with_coercion (exp, pos, noside);
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if (noside == EVAL_SKIP)
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goto nosideret;
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/* If the user attempts to subscript something that is not an
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array or pointer type (like a plain int variable for example),
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then report this as an error. */
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arg1 = coerce_ref (arg1);
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type = check_typedef (value_type (arg1));
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if (m2_is_unbounded_array (type))
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{
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struct value *temp = arg1;
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type = TYPE_FIELD_TYPE (type, 0);
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if (type == NULL || (TYPE_CODE (type) != TYPE_CODE_PTR)) {
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warning (_("internal error: unbounded array structure is unknown"));
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return evaluate_subexp_standard (expect_type, exp, pos, noside);
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}
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/* i18n: Do not translate the "_m2_contents" part! */
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arg1 = value_struct_elt (&temp, NULL, "_m2_contents", NULL,
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_("unbounded structure "
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"missing _m2_contents field"));
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if (value_type (arg1) != type)
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arg1 = value_cast (type, arg1);
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type = check_typedef (value_type (arg1));
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return value_ind (value_ptradd (arg1, arg2));
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}
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else
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if (TYPE_CODE (type) != TYPE_CODE_ARRAY)
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{
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if (TYPE_NAME (type))
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error (_("cannot subscript something of type `%s'"),
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TYPE_NAME (type));
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else
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error (_("cannot subscript requested type"));
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}
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if (noside == EVAL_AVOID_SIDE_EFFECTS)
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return value_zero (TYPE_TARGET_TYPE (type), VALUE_LVAL (arg1));
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else
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return value_subscript (arg1, arg2);
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default:
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return evaluate_subexp_standard (expect_type, exp, pos, noside);
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}
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nosideret:
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return value_from_longest (builtin_type_int8, (LONGEST) 1);
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}
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/* Table of operators and their precedences for printing expressions. */
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static const struct op_print m2_op_print_tab[] =
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{
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{"+", BINOP_ADD, PREC_ADD, 0},
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{"+", UNOP_PLUS, PREC_PREFIX, 0},
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{"-", BINOP_SUB, PREC_ADD, 0},
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{"-", UNOP_NEG, PREC_PREFIX, 0},
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{"*", BINOP_MUL, PREC_MUL, 0},
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{"/", BINOP_DIV, PREC_MUL, 0},
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{"DIV", BINOP_INTDIV, PREC_MUL, 0},
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{"MOD", BINOP_REM, PREC_MUL, 0},
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{":=", BINOP_ASSIGN, PREC_ASSIGN, 1},
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{"OR", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0},
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{"AND", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0},
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{"NOT", UNOP_LOGICAL_NOT, PREC_PREFIX, 0},
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{"=", BINOP_EQUAL, PREC_EQUAL, 0},
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{"<>", BINOP_NOTEQUAL, PREC_EQUAL, 0},
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{"<=", BINOP_LEQ, PREC_ORDER, 0},
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{">=", BINOP_GEQ, PREC_ORDER, 0},
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{">", BINOP_GTR, PREC_ORDER, 0},
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{"<", BINOP_LESS, PREC_ORDER, 0},
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{"^", UNOP_IND, PREC_PREFIX, 0},
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{"@", BINOP_REPEAT, PREC_REPEAT, 0},
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{"CAP", UNOP_CAP, PREC_BUILTIN_FUNCTION, 0},
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{"CHR", UNOP_CHR, PREC_BUILTIN_FUNCTION, 0},
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{"ORD", UNOP_ORD, PREC_BUILTIN_FUNCTION, 0},
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{"FLOAT", UNOP_FLOAT, PREC_BUILTIN_FUNCTION, 0},
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{"HIGH", UNOP_HIGH, PREC_BUILTIN_FUNCTION, 0},
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{"MAX", UNOP_MAX, PREC_BUILTIN_FUNCTION, 0},
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{"MIN", UNOP_MIN, PREC_BUILTIN_FUNCTION, 0},
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{"ODD", UNOP_ODD, PREC_BUILTIN_FUNCTION, 0},
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{"TRUNC", UNOP_TRUNC, PREC_BUILTIN_FUNCTION, 0},
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{NULL, 0, 0, 0}
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};
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/* The built-in types of Modula-2. */
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enum m2_primitive_types {
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m2_primitive_type_char,
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m2_primitive_type_int,
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m2_primitive_type_card,
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m2_primitive_type_real,
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m2_primitive_type_bool,
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nr_m2_primitive_types
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};
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static void
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m2_language_arch_info (struct gdbarch *gdbarch,
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struct language_arch_info *lai)
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{
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const struct builtin_m2_type *builtin = builtin_m2_type (gdbarch);
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lai->string_char_type = builtin->builtin_char;
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lai->primitive_type_vector
|
||
= GDBARCH_OBSTACK_CALLOC (gdbarch, nr_m2_primitive_types + 1,
|
||
struct type *);
|
||
|
||
lai->primitive_type_vector [m2_primitive_type_char]
|
||
= builtin->builtin_char;
|
||
lai->primitive_type_vector [m2_primitive_type_int]
|
||
= builtin->builtin_int;
|
||
lai->primitive_type_vector [m2_primitive_type_card]
|
||
= builtin->builtin_card;
|
||
lai->primitive_type_vector [m2_primitive_type_real]
|
||
= builtin->builtin_real;
|
||
lai->primitive_type_vector [m2_primitive_type_bool]
|
||
= builtin->builtin_bool;
|
||
|
||
lai->bool_type_symbol = "BOOLEAN";
|
||
lai->bool_type_default = builtin->builtin_bool;
|
||
}
|
||
|
||
const struct exp_descriptor exp_descriptor_modula2 =
|
||
{
|
||
print_subexp_standard,
|
||
operator_length_standard,
|
||
op_name_standard,
|
||
dump_subexp_body_standard,
|
||
evaluate_subexp_modula2
|
||
};
|
||
|
||
const struct language_defn m2_language_defn =
|
||
{
|
||
"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 */
|
||
null_post_parser,
|
||
m2_printchar, /* Print character constant */
|
||
m2_printstr, /* function to print string constant */
|
||
m2_emit_char, /* Function to print a single character */
|
||
m2_print_type, /* Print a type using appropriate syntax */
|
||
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 */
|
||
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 */
|
||
m2_op_print_tab, /* expression operators for printing */
|
||
0, /* arrays are first-class (not c-style) */
|
||
0, /* String lower bound */
|
||
default_word_break_characters,
|
||
default_make_symbol_completion_list,
|
||
m2_language_arch_info,
|
||
default_print_array_index,
|
||
default_pass_by_reference,
|
||
LANG_MAGIC
|
||
};
|
||
|
||
static void *
|
||
build_m2_types (struct gdbarch *gdbarch)
|
||
{
|
||
struct builtin_m2_type *builtin_m2_type
|
||
= 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);
|
||
|
||
return builtin_m2_type;
|
||
}
|
||
|
||
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);
|
||
}
|
||
|
||
|
||
/* Initialization for Modula-2 */
|
||
|
||
void
|
||
_initialize_m2_language (void)
|
||
{
|
||
m2_type_data = gdbarch_data_register_post_init (build_m2_types);
|
||
|
||
add_language (&m2_language_defn);
|
||
}
|