/* Print values for GNU debugger GDB.
Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
- Free Software Foundation, Inc.
+ 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
+ 2008 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 2 of the License, or
+ 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,
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, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "gdb_string.h"
#include "gdb_assert.h"
#include "block.h"
#include "disasm.h"
+#include "dfp.h"
#ifdef TUI
#include "tui/tui.h" /* For tui_active et.al. */
#endif
+#if defined(__MINGW32__)
+# define USE_PRINTF_I64 1
+# define PRINTF_HAS_LONG_LONG
+#else
+# define USE_PRINTF_I64 0
+#endif
+
extern int asm_demangle; /* Whether to demangle syms in asm printouts */
extern int addressprint; /* Whether to print hex addresses in HLL " */
static CORE_ADDR next_address;
+/* Number of delay instructions following current disassembled insn. */
+
+static int branch_delay_insns;
+
/* Last address examined. */
static CORE_ADDR last_examine_address;
case 'a':
case 's':
/* Pick the appropriate size for an address. */
- if (TARGET_PTR_BIT == 64)
+ if (gdbarch_ptr_bit (current_gdbarch) == 64)
val.size = osize ? 'g' : osize;
- else if (TARGET_PTR_BIT == 32)
+ else if (gdbarch_ptr_bit (current_gdbarch) == 32)
val.size = osize ? 'w' : osize;
- else if (TARGET_PTR_BIT == 16)
+ else if (gdbarch_ptr_bit (current_gdbarch) == 16)
val.size = osize ? 'h' : osize;
else
- /* Bad value for TARGET_PTR_BIT. */
+ /* Bad value for gdbarch_ptr_bit. */
internal_error (__FILE__, __LINE__,
_("failed internal consistency check"));
break;
Do not end with a newline.
0 means print VAL according to its own type.
SIZE is the letter for the size of datum being printed.
- This is used to pad hex numbers so they line up. */
+ This is used to pad hex numbers so they line up. SIZE is 0
+ for print / output and set for examine. */
static void
print_formatted (struct value *val, int format, int size,
if (VALUE_LVAL (val) == lval_memory)
next_address = VALUE_ADDRESS (val) + len;
- switch (format)
+ if (size)
{
- case 's':
- /* FIXME: Need to handle wchar_t's here... */
- next_address = VALUE_ADDRESS (val)
- + val_print_string (VALUE_ADDRESS (val), -1, 1, stream);
- break;
-
- case 'i':
- /* The old comment says
- "Force output out, print_insn not using _filtered".
- I'm not completely sure what that means, I suspect most print_insn
- now do use _filtered, so I guess it's obsolete.
- --Yes, it does filter now, and so this is obsolete. -JB */
-
- /* We often wrap here if there are long symbolic names. */
- wrap_here (" ");
- next_address = VALUE_ADDRESS (val)
- + gdb_print_insn (VALUE_ADDRESS (val), stream);
- break;
+ switch (format)
+ {
+ case 's':
+ /* FIXME: Need to handle wchar_t's here... */
+ next_address = VALUE_ADDRESS (val)
+ + val_print_string (VALUE_ADDRESS (val), -1, 1, stream);
+ return;
- default:
- if (format == 0
- || TYPE_CODE (type) == TYPE_CODE_ARRAY
- || TYPE_CODE (type) == TYPE_CODE_STRING
- || TYPE_CODE (type) == TYPE_CODE_STRUCT
- || TYPE_CODE (type) == TYPE_CODE_UNION
- || TYPE_CODE (type) == TYPE_CODE_NAMESPACE)
- /* If format is 0, use the 'natural' format for that type of
- value. If the type is non-scalar, we have to use language
- rules to print it as a series of scalars. */
- value_print (val, stream, format, Val_pretty_default);
- else
- /* User specified format, so don't look to the the type to
- tell us what to do. */
- print_scalar_formatted (value_contents (val), type,
- format, size, stream);
+ case 'i':
+ /* We often wrap here if there are long symbolic names. */
+ wrap_here (" ");
+ next_address = (VALUE_ADDRESS (val)
+ + gdb_print_insn (VALUE_ADDRESS (val), stream,
+ &branch_delay_insns));
+ return;
+ }
}
+
+ if (format == 0 || format == 's'
+ || TYPE_CODE (type) == TYPE_CODE_REF
+ || TYPE_CODE (type) == TYPE_CODE_ARRAY
+ || TYPE_CODE (type) == TYPE_CODE_STRING
+ || TYPE_CODE (type) == TYPE_CODE_STRUCT
+ || TYPE_CODE (type) == TYPE_CODE_UNION
+ || TYPE_CODE (type) == TYPE_CODE_NAMESPACE)
+ /* If format is 0, use the 'natural' format for that type of
+ value. If the type is non-scalar, we have to use language
+ rules to print it as a series of scalars. */
+ value_print (val, stream, format, Val_pretty_default);
+ else
+ /* User specified format, so don't look to the the type to
+ tell us what to do. */
+ print_scalar_formatted (value_contents (val), type,
+ format, size, stream);
}
/* Print a scalar of data of type TYPE, pointed to in GDB by VALADDR,
LONGEST val_long = 0;
unsigned int len = TYPE_LENGTH (type);
+ /* If we get here with a string format, try again without it. Go
+ all the way back to the language printers, which may call us
+ again. */
+ if (format == 's')
+ {
+ val_print (type, valaddr, 0, 0, stream, 0, 0, 0, Val_pretty_default,
+ current_language);
+ return;
+ }
+
if (len > sizeof(LONGEST) &&
(TYPE_CODE (type) == TYPE_CODE_INT
|| TYPE_CODE (type) == TYPE_CODE_ENUM))
/* If the value is a pointer, and pointers and addresses are not the
same, then at this point, the value's length (in target bytes) is
- TARGET_ADDR_BIT/TARGET_CHAR_BIT, not TYPE_LENGTH (type). */
+ gdbarch_addr_bit/TARGET_CHAR_BIT, not TYPE_LENGTH (type). */
if (TYPE_CODE (type) == TYPE_CODE_PTR)
- len = TARGET_ADDR_BIT / TARGET_CHAR_BIT;
+ len = gdbarch_addr_bit (current_gdbarch) / 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
break;
case 'c':
- value_print (value_from_longest (builtin_type_true_char, val_long),
- stream, 0, Val_pretty_default);
+ if (TYPE_UNSIGNED (type))
+ {
+ struct type *utype;
+
+ utype = builtin_type (current_gdbarch)->builtin_true_unsigned_char;
+ value_print (value_from_longest (utype, val_long),
+ stream, 0, Val_pretty_default);
+ }
+ else
+ value_print (value_from_longest (builtin_type_true_char, val_long),
+ stream, 0, Val_pretty_default);
break;
case 'f':
{
struct minimal_symbol *msymbol;
struct symbol *symbol;
- struct symtab *symtab = 0;
CORE_ADDR name_location = 0;
asection *section = 0;
char *name_temp = "";
/* The msymbol is closer to the address than the symbol;
use the msymbol instead. */
symbol = 0;
- symtab = 0;
name_location = SYMBOL_VALUE_ADDRESS (msymbol);
if (do_demangle || asm_demangle)
name_temp = SYMBOL_PRINT_NAME (msymbol);
*filename = xstrdup (sal.symtab->filename);
*line = sal.line;
}
- else if (symtab && symbol && symbol->line)
- {
- *filename = xstrdup (symtab->filename);
- *line = symbol->line;
- }
- else if (symtab)
- {
- *filename = xstrdup (symtab->filename);
- *line = -1;
- }
}
return 0;
}
fputs_filtered (paddress (addr), stream);
else
{
- int addr_bit = TARGET_ADDR_BIT;
+ int addr_bit = gdbarch_addr_bit (current_gdbarch);
if (addr_bit < (sizeof (CORE_ADDR) * HOST_CHAR_BIT))
addr &= ((CORE_ADDR) 1 << addr_bit) - 1;
void
print_address (CORE_ADDR addr, struct ui_file *stream)
{
- deprecated_print_address_numeric (addr, 1, stream);
+ fputs_filtered (paddress (addr), stream);
print_address_symbolic (addr, stream, asm_demangle, " ");
}
}
else if (addressprint)
{
- deprecated_print_address_numeric (addr, 1, stream);
+ fputs_filtered (paddress (addr), stream);
print_address_symbolic (addr, stream, do_demangle, " ");
}
else
release_value (last_examine_value);
print_formatted (last_examine_value, format, size, gdb_stdout);
+
+ /* Display any branch delay slots following the final insn. */
+ if (format == 'i' && count == 1)
+ count += branch_delay_insns;
}
printf_filtered ("\n");
gdb_flush (gdb_stdout);
if (fmt.count != 1)
error (_("Item count other than 1 is meaningless in \"%s\" command."),
cmdname);
- if (fmt.format == 'i' || fmt.format == 's')
+ if (fmt.format == 'i')
error (_("Format letter \"%c\" is meaningless in \"%s\" command."),
fmt.format, cmdname);
}
error (_("Argument required."));
sym = lookup_symbol (exp, get_selected_block (0), VAR_DOMAIN,
- &is_a_field_of_this, (struct symtab **) NULL);
+ &is_a_field_of_this);
if (sym == NULL)
{
if (is_a_field_of_this)
fprintf_symbol_filtered (gdb_stdout, exp,
current_language->la_language, DMGL_ANSI);
printf_filtered ("\" is at ");
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
printf_filtered (" in a file compiled without debugging");
section = SYMBOL_BFD_SECTION (msymbol);
if (section_is_overlay (section))
{
load_addr = overlay_unmapped_address (load_addr, section);
printf_filtered (",\n -- loaded at ");
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
printf_filtered (" in overlay section %s", section->name);
}
printf_filtered (".\n");
case LOC_LABEL:
printf_filtered ("a label at address ");
- deprecated_print_address_numeric (load_addr = SYMBOL_VALUE_ADDRESS (sym),
- 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
+ gdb_stdout);
if (section_is_overlay (section))
{
load_addr = overlay_unmapped_address (load_addr, section);
printf_filtered (",\n -- loaded at ");
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
printf_filtered (" in overlay section %s", section->name);
}
break;
case LOC_STATIC:
printf_filtered (_("static storage at address "));
- deprecated_print_address_numeric (load_addr = SYMBOL_VALUE_ADDRESS (sym),
- 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
+ gdb_stdout);
if (section_is_overlay (section))
{
load_addr = overlay_unmapped_address (load_addr, section);
printf_filtered (_(",\n -- loaded at "));
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
printf_filtered (_(" in overlay section %s"), section->name);
}
break;
case LOC_INDIRECT:
printf_filtered (_("external global (indirect addressing), at address *("));
- deprecated_print_address_numeric (load_addr = SYMBOL_VALUE_ADDRESS (sym),
- 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
+ gdb_stdout);
printf_filtered (")");
if (section_is_overlay (section))
{
load_addr = overlay_unmapped_address (load_addr, section);
printf_filtered (_(",\n -- loaded at "));
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
printf_filtered (_(" in overlay section %s"), section->name);
}
break;
case LOC_BLOCK:
printf_filtered (_("a function at address "));
load_addr = BLOCK_START (SYMBOL_BLOCK_VALUE (sym));
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
if (section_is_overlay (section))
{
load_addr = overlay_unmapped_address (load_addr, section);
printf_filtered (_(",\n -- loaded at "));
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
printf_filtered (_(" in overlay section %s"), section->name);
}
break;
section = SYMBOL_BFD_SECTION (msym);
printf_filtered (_("static storage at address "));
load_addr = SYMBOL_VALUE_ADDRESS (msym);
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
if (section_is_overlay (section))
{
load_addr = overlay_unmapped_address (load_addr, section);
printf_filtered (_(",\n -- loaded at "));
- deprecated_print_address_numeric (load_addr, 1, gdb_stdout);
+ fputs_filtered (paddress (load_addr), gdb_stdout);
printf_filtered (_(" in overlay section %s"), section->name);
}
}
print_expression (d->exp, gdb_stdout);
annotate_display_expression_end ();
- if (d->format.count != 1)
+ if (d->format.count != 1 || d->format.format == 'i')
printf_filtered ("\n");
else
printf_filtered (" ");
val = evaluate_expression (d->exp);
addr = value_as_address (val);
if (d->format.format == 'i')
- addr = ADDR_BITS_REMOVE (addr);
+ addr = gdbarch_addr_bits_remove (current_gdbarch, addr);
annotate_display_value ();
enum argclass
{
int_arg, long_arg, long_long_arg, ptr_arg, string_arg,
- double_arg, long_double_arg
+ double_arg, long_double_arg, decfloat_arg
};
enum argclass *argclass;
enum argclass this_argclass;
{
int seen_hash = 0, seen_zero = 0, lcount = 0, seen_prec = 0;
int seen_space = 0, seen_plus = 0;
- int seen_big_l = 0, seen_h = 0;
+ int seen_big_l = 0, seen_h = 0, seen_big_h = 0;
+ int seen_big_d = 0, seen_double_big_d = 0;
int bad = 0;
/* Check the validity of the format specifier, and work
seen_big_l = 1;
f++;
}
+ /* Decimal32 modifier. */
+ else if (*f == 'H')
+ {
+ seen_big_h = 1;
+ f++;
+ }
+ /* Decimal64 and Decimal128 modifiers. */
+ else if (*f == 'D')
+ {
+ f++;
+
+ /* Check for a Decimal128. */
+ if (*f == 'D')
+ {
+ f++;
+ seen_double_big_d = 1;
+ }
+ else
+ seen_big_d = 1;
+ }
switch (*f)
{
case 'g':
case 'E':
case 'G':
- if (seen_big_l)
+ if (seen_big_h || seen_big_d || seen_double_big_d)
+ this_argclass = decfloat_arg;
+ else if (seen_big_l)
this_argclass = long_double_arg;
else
this_argclass = double_arg;
*f);
f++;
- strncpy (current_substring, last_arg, f - last_arg);
- current_substring += f - last_arg;
+
+ if (lcount > 1 && USE_PRINTF_I64)
+ {
+ /* Windows' printf does support long long, but not the usual way.
+ Convert %lld to %I64d. */
+ int length_before_ll = f - last_arg - 1 - lcount;
+ strncpy (current_substring, last_arg, length_before_ll);
+ strcpy (current_substring + length_before_ll, "I64");
+ current_substring[length_before_ll + 3] =
+ last_arg[length_before_ll + lcount];
+ current_substring += length_before_ll + 4;
+ }
+ else
+ {
+ strncpy (current_substring, last_arg, f - last_arg);
+ current_substring += f - last_arg;
+ }
*current_substring++ = '\0';
last_arg = f;
argclass[nargs_wanted++] = this_argclass;
printf_filtered (current_substring, val);
break;
}
+
+ /* Handles decimal floating values. */
+ case decfloat_arg:
+ {
+ const gdb_byte *param_ptr = value_contents (val_args[i]);
+#if defined (PRINTF_HAS_DECFLOAT)
+ /* If we have native support for Decimal floating
+ printing, handle it here. */
+ printf_filtered (current_substring, param_ptr);
+#else
+
+ /* As a workaround until vasprintf has native support for DFP
+ we convert the DFP values to string and print them using
+ the %s format specifier. */
+
+ char *eos, *sos;
+ int nnull_chars = 0;
+
+ /* Parameter data. */
+ struct type *param_type = value_type (val_args[i]);
+ unsigned int param_len = TYPE_LENGTH (param_type);
+
+ /* DFP output data. */
+ struct value *dfp_value = NULL;
+ gdb_byte *dfp_ptr;
+ int dfp_len = 16;
+ gdb_byte dec[16];
+ struct type *dfp_type = NULL;
+ char decstr[MAX_DECIMAL_STRING];
+
+ /* Points to the end of the string so that we can go back
+ and check for DFP length modifiers. */
+ eos = current_substring + strlen (current_substring);
+
+ /* Look for the float/double format specifier. */
+ while (*eos != 'f' && *eos != 'e' && *eos != 'E'
+ && *eos != 'g' && *eos != 'G')
+ eos--;
+
+ sos = eos;
+
+ /* Search for the '%' char and extract the size and type of
+ the output decimal value based on its modifiers
+ (%Hf, %Df, %DDf). */
+ while (*--sos != '%')
+ {
+ if (*sos == 'H')
+ {
+ dfp_len = 4;
+ dfp_type = builtin_type (current_gdbarch)->builtin_decfloat;
+ }
+ else if (*sos == 'D' && *(sos - 1) == 'D')
+ {
+ dfp_len = 16;
+ dfp_type = builtin_type (current_gdbarch)->builtin_declong;
+ sos--;
+ }
+ else
+ {
+ dfp_len = 8;
+ dfp_type = builtin_type (current_gdbarch)->builtin_decdouble;
+ }
+ }
+
+ /* Replace %Hf, %Df and %DDf with %s's. */
+ *++sos = 's';
+
+ /* Go through the whole format string and pull the correct
+ number of chars back to compensate for the change in the
+ format specifier. */
+ while (nnull_chars < nargs - i)
+ {
+ if (*eos == '\0')
+ nnull_chars++;
+
+ *++sos = *++eos;
+ }
+
+ /* Conversion between different DFP types. */
+ if (TYPE_CODE (param_type) == TYPE_CODE_DECFLOAT)
+ decimal_convert (param_ptr, param_len, dec, dfp_len);
+ else
+ /* If this is a non-trivial conversion, just output 0.
+ A correct converted value can be displayed by explicitly
+ casting to a DFP type. */
+ decimal_from_string (dec, dfp_len, "0");
+
+ dfp_value = value_from_decfloat (dfp_type, dec);
+
+ dfp_ptr = (gdb_byte *) value_contents (dfp_value);
+
+ decimal_to_string (dfp_ptr, dfp_len, decstr);
+
+ /* Print the DFP value. */
+ printf_filtered (current_substring, decstr);
+
+ break;
+#endif
+ }
+
+ case ptr_arg:
+ {
+ /* We avoid the host's %p because pointers are too
+ likely to be the wrong size. The only interesting
+ modifier for %p is a width; extract that, and then
+ handle %p as glibc would: %#x or a literal "(nil)". */
+
+ char *p, *fmt, *fmt_p;
+#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
+ long long val = value_as_long (val_args[i]);
+#else
+ long val = value_as_long (val_args[i]);
+#endif
+
+ fmt = alloca (strlen (current_substring) + 5);
+
+ /* Copy up to the leading %. */
+ p = current_substring;
+ fmt_p = fmt;
+ while (*p)
+ {
+ int is_percent = (*p == '%');
+ *fmt_p++ = *p++;
+ if (is_percent)
+ {
+ if (*p == '%')
+ *fmt_p++ = *p++;
+ else
+ break;
+ }
+ }
+
+ if (val != 0)
+ *fmt_p++ = '#';
+
+ /* Copy any width. */
+ while (*p >= '0' && *p < '9')
+ *fmt_p++ = *p++;
+
+ gdb_assert (*p == 'p' && *(p + 1) == '\0');
+ if (val != 0)
+ {
+#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
+ *fmt_p++ = 'l';
+#endif
+ *fmt_p++ = 'l';
+ *fmt_p++ = 'x';
+ *fmt_p++ = '\0';
+ printf_filtered (fmt, val);
+ }
+ else
+ {
+ *fmt_p++ = 's';
+ *fmt_p++ = '\0';
+ printf_filtered (fmt, "(nil)");
+ }
+
+ break;
+ }
default:
internal_error (__FILE__, __LINE__,
- _("failed internal consitency check"));
+ _("failed internal consistency check"));
}
/* Skip to the next substring. */
current_substring += strlen (current_substring) + 1;
projects / deliverable / binutils-gdb.git / blobdiff