/* Print values for GNU debugger GDB.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
+ 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software
+ Foundation, Inc.
This file is part of GDB.
#include "symfile.h" /* for overlay functions */
#include "objfiles.h" /* ditto */
#include "completer.h" /* for completion functions */
-#ifdef UI_OUT
#include "ui-out.h"
-#endif
+#include "gdb_assert.h"
extern int asm_demangle; /* Whether to demangle syms in asm printouts */
extern int addressprint; /* Whether to print hex addresses in HLL " */
static void disable_display_command (char *, int);
-static void disassemble_command (char *, int);
-
static void printf_command (char *, int);
static void print_frame_nameless_args (struct frame_info *, long,
val_long = unpack_long (type, valaddr);
/* If the value is a pointer, and pointers and addresses are not the
- same, then at this point, the value's length is TARGET_ADDR_BIT, not
- TYPE_LENGTH (type). */
+ same, then at this point, the value's length (in target bytes) is
+ TARGET_ADDR_BIT/TARGET_CHAR_BIT, not TYPE_LENGTH (type). */
if (TYPE_CODE (type) == TYPE_CODE_PTR)
- len = TARGET_ADDR_BIT;
+ len = TARGET_ADDR_BIT / TARGET_CHAR_BIT;
/* If we are printing it as unsigned, truncate it in case it is actually
a negative signed value (e.g. "print/u (short)-1" should print 65535
}
}
- /* On some targets, add in extra "flag" bits to PC for
- disassembly. This should ensure that "rounding errors" in
- symbol addresses that are masked for disassembly favour the
- the correct symbol. */
-
-#ifdef GDB_TARGET_UNMASK_DISAS_PC
- addr = GDB_TARGET_UNMASK_DISAS_PC (addr);
-#endif
-
/* First try to find the address in the symbol table, then
in the minsyms. Take the closest one. */
if (symbol == NULL && msymbol == NULL)
return 1;
- /* On some targets, mask out extra "flag" bits from PC for handsome
- disassembly. */
-
-#ifdef GDB_TARGET_MASK_DISAS_PC
- name_location = GDB_TARGET_MASK_DISAS_PC (name_location);
- addr = GDB_TARGET_MASK_DISAS_PC (addr);
-#endif
-
/* If the nearest symbol is too far away, don't print anything symbolic. */
/* For when CORE_ADDR is larger than unsigned int, we do math in
old_chain = make_cleanup (free_current_contents, &expr);
cleanup = 1;
val = evaluate_expression (expr);
-
- /* C++: figure out what type we actually want to print it as. */
- type = VALUE_TYPE (val);
-
- if (objectprint
- && (TYPE_CODE (type) == TYPE_CODE_PTR
- || TYPE_CODE (type) == TYPE_CODE_REF)
- && (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_STRUCT
- || TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_UNION))
- {
- struct value *v;
-
- v = value_from_vtable_info (val, TYPE_TARGET_TYPE (type));
- if (v != 0)
- {
- val = v;
- type = VALUE_TYPE (val);
- }
- }
}
else
val = access_value_history (0);
if (exp == 0)
error ("Argument required.");
- sym = lookup_symbol (exp, get_selected_block (), VAR_NAMESPACE,
+ sym = lookup_symbol (exp, get_selected_block (0), VAR_NAMESPACE,
&is_a_field_of_this, (struct symtab **) NULL);
if (sym == NULL)
{
printf_filtered ("Symbol \"");
fprintf_symbol_filtered (gdb_stdout, exp,
current_language->la_language, DMGL_ANSI);
- printf_filtered ("\" is a field of the local class variable `this'\n");
+ printf_filtered ("\" is a field of the local class variable ");
+ if (current_language->la_language == language_objc)
+ printf_filtered ("`self'\n"); /* ObjC equivalent of "this" */
+ else
+ printf_filtered ("`this'\n");
return;
}
case LOC_BLOCK:
printf_filtered ("a function at address ");
-#ifdef GDB_TARGET_MASK_DISAS_PC
- print_address_numeric
- (load_addr = GDB_TARGET_MASK_DISAS_PC (BLOCK_START (SYMBOL_BLOCK_VALUE (sym))),
- 1, gdb_stdout);
-#else
print_address_numeric (load_addr = BLOCK_START (SYMBOL_BLOCK_VALUE (sym)),
1, gdb_stdout);
-#endif
if (section_is_overlay (section))
{
load_addr = overlay_unmapped_address (load_addr, section);
}
break;
- case LOC_THREAD_LOCAL_STATIC:
+ case LOC_HP_THREAD_LOCAL_STATIC:
printf_filtered (
"a thread-local variable at offset %ld from the thread base register %s",
val, REGISTER_NAME (basereg));
break;
+ case LOC_THREAD_LOCAL_STATIC:
+ printf_filtered ("a thread-local variable at offset %ld in the "
+ "thread-local storage for `%s'",
+ val, SYMBOL_OBJFILE (sym)->name);
+ break;
+
case LOC_OPTIMIZED_OUT:
printf_filtered ("optimized out");
break;
return;
if (d->block)
- within_current_scope = contained_in (get_selected_block (), d->block);
+ within_current_scope = contained_in (get_selected_block (0), d->block);
else
within_current_scope = 1;
if (!within_current_scope)
else if (d->format.format)
printf_filtered ("/%c ", d->format.format);
print_expression (d->exp, gdb_stdout);
- if (d->block && !contained_in (get_selected_block (), d->block))
+ if (d->block && !contained_in (get_selected_block (0), d->block))
printf_filtered (" (cannot be evaluated in the current context)");
printf_filtered ("\n");
gdb_flush (gdb_stdout);
int arg_size;
/* Number of ints of arguments that we have printed so far. */
int args_printed = 0;
-#ifdef UI_OUT
struct cleanup *old_chain, *list_chain;
struct ui_stream *stb;
stb = ui_out_stream_new (uiout);
old_chain = make_cleanup_ui_out_stream_delete (stb);
-#endif /* UI_OUT */
if (func)
{
b = SYMBOL_BLOCK_VALUE (func);
+ /* Function blocks are order sensitive, and thus should not be
+ hashed. */
+ gdb_assert (BLOCK_HASHTABLE (b) == 0);
+
ALL_BLOCK_SYMBOLS (b, i, sym)
{
QUIT;
sym = nsym;
}
-#ifdef UI_OUT
/* Print the current arg. */
if (!first)
ui_out_text (uiout, ", ");
ui_out_field_stream (uiout, "name", stb);
annotate_arg_name_end ();
ui_out_text (uiout, "=");
-#else
- /* Print the current arg. */
- if (!first)
- fprintf_filtered (stream, ", ");
- wrap_here (" ");
-
- annotate_arg_begin ();
-
- fprintf_symbol_filtered (stream, SYMBOL_SOURCE_NAME (sym),
- SYMBOL_LANGUAGE (sym), DMGL_PARAMS | DMGL_ANSI);
- annotate_arg_name_end ();
- fputs_filtered ("=", stream);
-#endif
/* Avoid value_print because it will deref ref parameters. We just
want to print their addresses. Print ??? for args whose address
if (val)
{
-#ifdef UI_OUT
val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), 0,
VALUE_ADDRESS (val),
stb->stream, 0, 0, 2, Val_no_prettyprint);
/* Invoke ui_out_tuple_end. */
do_cleanups (list_chain);
-#else
- val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), 0,
- VALUE_ADDRESS (val),
- stream, 0, 0, 2, Val_no_prettyprint);
- }
- else
- fputs_filtered ("???", stream);
-#endif
annotate_arg_end ();
print_frame_nameless_args (fi, start, num - args_printed,
first, stream);
}
-#ifdef UI_OUT
do_cleanups (old_chain);
-#endif /* no UI_OUT */
}
/* Print nameless args on STREAM.
}
do_cleanups (old_cleanups);
}
-\f
-/* Dump a specified section of assembly code. With no command line
- arguments, this command will dump the assembly code for the
- function surrounding the pc value in the selected frame. With one
- argument, it will dump the assembly code surrounding that pc value.
- Two arguments are interpeted as bounds within which to dump
- assembly. */
-
-/* ARGSUSED */
-static void
-disassemble_command (char *arg, int from_tty)
-{
- CORE_ADDR low, high;
- char *name;
- CORE_ADDR pc, pc_masked;
- char *space_index;
-#if 0
- asection *section;
-#endif
-
- name = NULL;
- if (!arg)
- {
- if (!selected_frame)
- error ("No frame selected.\n");
-
- pc = get_frame_pc (selected_frame);
- if (find_pc_partial_function (pc, &name, &low, &high) == 0)
- error ("No function contains program counter for selected frame.\n");
-#if defined(TUI)
- else if (tui_version)
- low = tuiGetLowDisassemblyAddress (low, pc);
-#endif
- low += FUNCTION_START_OFFSET;
- }
- else if (!(space_index = (char *) strchr (arg, ' ')))
- {
- /* One argument. */
- pc = parse_and_eval_address (arg);
- if (find_pc_partial_function (pc, &name, &low, &high) == 0)
- error ("No function contains specified address.\n");
-#if defined(TUI)
- else if (tui_version)
- low = tuiGetLowDisassemblyAddress (low, pc);
-#endif
-#if 0
- if (overlay_debugging)
- {
- section = find_pc_overlay (pc);
- if (pc_in_unmapped_range (pc, section))
- {
- /* find_pc_partial_function will have returned low and high
- relative to the symbolic (mapped) address range. Need to
- translate them back to the unmapped range where PC is. */
- low = overlay_unmapped_address (low, section);
- high = overlay_unmapped_address (high, section);
- }
- }
-#endif
- low += FUNCTION_START_OFFSET;
- }
- else
- {
- /* Two arguments. */
- *space_index = '\0';
- low = parse_and_eval_address (arg);
- high = parse_and_eval_address (space_index + 1);
- }
-
-#if defined(TUI)
- if (!tui_is_window_visible (DISASSEM_WIN))
-#endif
- {
- printf_filtered ("Dump of assembler code ");
- if (name != NULL)
- {
- printf_filtered ("for function %s:\n", name);
- }
- else
- {
- printf_filtered ("from ");
- print_address_numeric (low, 1, gdb_stdout);
- printf_filtered (" to ");
- print_address_numeric (high, 1, gdb_stdout);
- printf_filtered (":\n");
- }
-
- /* Dump the specified range. */
- pc = low;
-
-#ifdef GDB_TARGET_MASK_DISAS_PC
- pc_masked = GDB_TARGET_MASK_DISAS_PC (pc);
-#else
- pc_masked = pc;
-#endif
-
- while (pc_masked < high)
- {
- QUIT;
- print_address (pc_masked, gdb_stdout);
- printf_filtered (":\t");
- /* We often wrap here if there are long symbolic names. */
- wrap_here (" ");
- pc += print_insn (pc, gdb_stdout);
- printf_filtered ("\n");
-
-#ifdef GDB_TARGET_MASK_DISAS_PC
- pc_masked = GDB_TARGET_MASK_DISAS_PC (pc);
-#else
- pc_masked = pc;
-#endif
- }
- printf_filtered ("End of assembler dump.\n");
- gdb_flush (gdb_stdout);
- }
-#if defined(TUI)
- else
- {
- tui_show_assembly (low);
- }
-#endif
-}
/* Print the instruction at address MEMADDR in debugged memory,
on STREAM. Returns length of the instruction, in bytes. */
static int
print_insn (CORE_ADDR memaddr, struct ui_file *stream)
{
- if (TARGET_BYTE_ORDER == BIG_ENDIAN)
+ if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
TARGET_PRINT_INSN_INFO->endian = BFD_ENDIAN_BIG;
else
TARGET_PRINT_INSN_INFO->endian = BFD_ENDIAN_LITTLE;
Default count is 1. Default address is following last thing printed\n\
with this command or \"print\".", NULL));
- c = add_com ("disassemble", class_vars, disassemble_command,
- "Disassemble a specified section of memory.\n\
-Default is the function surrounding the pc of the selected frame.\n\
-With a single argument, the function surrounding that address is dumped.\n\
-Two arguments are taken as a range of memory to dump.");
- c->completer = location_completer;
- if (xdb_commands)
- add_com_alias ("va", "disassemble", class_xdb, 0);
-
#if 0
add_com ("whereis", class_vars, whereis_command,
"Print line number and file of definition of variable.");
The argument is the function name and arguments, in the notation of the\n\
current working language. The result is printed and saved in the value\n\
history, if it is not void.");
- c->completer = location_completer;
+ set_cmd_completer (c, location_completer);
add_cmd ("variable", class_vars, set_command,
"Evaluate expression EXP and assign result to variable VAR, using assignment\n\
"\n\
EXP may be preceded with /FMT, where FMT is a format letter\n\
but no count or size letter (see \"x\" command).", NULL));
- c->completer = location_completer;
+ set_cmd_completer (c, location_completer);
add_com_alias ("p", "print", class_vars, 1);
c = add_com ("inspect", class_vars, inspect_command,
"Same as \"print\" command, except that if you are running in the epoch\n\
environment, the value is printed in its own window.");
- c->completer = location_completer;
+ set_cmd_completer (c, location_completer);
add_show_from_set (
add_set_cmd ("max-symbolic-offset", no_class, var_uinteger,