/* Prototypes for local functions */
+static void
+print_hex_chars PARAMS ((FILE *, unsigned char *, unsigned int));
+
static void
show_print PARAMS ((char *, int));
set_output_radix PARAMS ((char *, int, struct cmd_list_element *));
static void
-type_print_base PARAMS ((struct type *, FILE *, int, int));
-
-static void
-type_print_args PARAMS ((struct type *, FILE *));
-
-static void
-type_print_varspec_suffix PARAMS ((struct type *, FILE *, int, int, int));
-
-static void
-type_print_varspec_prefix PARAMS ((struct type *, FILE *, int, int));
-
-static void
-type_print_derivation_info PARAMS ((FILE *, struct type *));
-
-static void
-type_print_method_args PARAMS ((struct type **, char *, char *, int, FILE *));
-
-static void
-cplus_val_print PARAMS ((struct type *, char *, FILE *, int, int,
- enum val_prettyprint, struct type **));
-
-static void
-val_print_fields PARAMS ((struct type *, char *, FILE *, int, int,
- enum val_prettyprint, struct type **));
-
-static int
-is_vtbl_member PARAMS ((struct type *));
-
-static int
-is_vtbl_ptr_type PARAMS ((struct type *));
-
-static void
-print_hex_chars PARAMS ((FILE *, unsigned char *, unsigned));
-
-extern int demangle; /* whether to print C++ syms raw or source-form */
+value_print_array_elements PARAMS ((value, FILE *, int, enum val_prettyprint));
/* Maximum number of chars to print for a string pointer value
or vector contents, or UINT_MAX for no limit. */
unsigned int repeat_count_threshold = 10;
-/* Define a mess of print controls. */
-
-int prettyprint; /* Controls pretty printing of structures */
-int vtblprint; /* Controls printing of vtbl's */
-int unionprint; /* Controls printing of nested unions. */
-int arrayprint; /* Controls pretty printing of arrays. */
-int addressprint; /* Controls pretty printing of addresses. */
-int objectprint; /* Controls looking up an object's derived type
- using what we find in its vtables. */
+int prettyprint_structs; /* Controls pretty printing of structures */
+int prettyprint_arrays; /* Controls pretty printing of arrays. */
-struct obstack dont_print_obstack;
-
-\f
-/* Print a floating point value of type TYPE, pointed to in GDB by VALADDR,
- on STREAM. */
+/* If nonzero, causes unions inside structures or other unions to be
+ printed. */
-void
-print_floating (valaddr, type, stream)
- char *valaddr;
- struct type *type;
- FILE *stream;
-{
- double doub;
- int inv;
- unsigned len = TYPE_LENGTH (type);
-
-#if defined (IEEE_FLOAT)
+int unionprint; /* Controls printing of nested unions. */
- /* Check for NaN's. Note that this code does not depend on us being
- on an IEEE conforming system. It only depends on the target
- machine using IEEE representation. This means (a)
- cross-debugging works right, and (2) IEEE_FLOAT can (and should)
- be defined for systems like the 68881, which uses IEEE
- representation, but is not IEEE conforming. */
+/* If nonzero, causes machine addresses to be printed in certain contexts. */
- {
- long low, high;
- /* Is the sign bit 0? */
- int nonnegative;
- /* Is it is a NaN (i.e. the exponent is all ones and
- the fraction is nonzero)? */
- int is_nan;
+int addressprint; /* Controls printing of machine addresses */
- if (len == sizeof (float))
- {
- /* It's single precision. */
- memcpy ((char *) &low, valaddr, sizeof (low));
- /* target -> host. */
- SWAP_TARGET_AND_HOST (&low, sizeof (float));
- nonnegative = low >= 0;
- is_nan = ((((low >> 23) & 0xFF) == 0xFF)
- && 0 != (low & 0x7FFFFF));
- low &= 0x7fffff;
- high = 0;
- }
- else
- {
- /* It's double precision. Get the high and low words. */
+\f
+/* Print data of type TYPE located at VALADDR (within GDB),
+ which came from the inferior at address ADDRESS,
+ onto stdio stream STREAM according to FORMAT
+ (a letter or 0 for natural format). The data at VALADDR
+ is in target byte order.
-#if TARGET_BYTE_ORDER == BIG_ENDIAN
- memcpy (&low, valaddr+4, sizeof (low));
- memcpy (&high, valaddr+0, sizeof (high));
-#else
- memcpy (&low, valaddr+0, sizeof (low));
- memcpy (&high, valaddr+4, sizeof (high));
-#endif
- SWAP_TARGET_AND_HOST (&low, sizeof (low));
- SWAP_TARGET_AND_HOST (&high, sizeof (high));
- nonnegative = high >= 0;
- is_nan = (((high >> 20) & 0x7ff) == 0x7ff
- && ! ((((high & 0xfffff) == 0)) && (low == 0)));
- high &= 0xfffff;
- }
+ If the data are a string pointer, returns the number of
+ sting characters printed.
- if (is_nan)
- {
- /* The meaning of the sign and fraction is not defined by IEEE.
- But the user might know what they mean. For example, they
- (in an implementation-defined manner) distinguish between
- signaling and quiet NaN's. */
- if (high)
- fprintf_filtered (stream, "-NaN(0x%lx%.8lx)" + nonnegative,
- high, low);
- else
- fprintf_filtered (stream, "-NaN(0x%lx)" + nonnegative, low);
- return;
- }
- }
-#endif /* IEEE_FLOAT. */
+ if DEREF_REF is nonzero, then dereference references,
+ otherwise just print them like pointers.
- doub = unpack_double (type, valaddr, &inv);
- if (inv)
- fprintf_filtered (stream, "<invalid float value>");
- else
- fprintf_filtered (stream, len <= sizeof(float) ? "%.9g" : "%.17g", doub);
-}
+ The PRETTY parameter controls prettyprinting. */
-/* VALADDR points to an integer of LEN bytes. Print it in hex on stream. */
-static void
-print_hex_chars (stream, valaddr, len)
+int
+val_print (type, valaddr, address, stream, format, deref_ref, recurse,
+ pretty)
+ struct type *type;
+ char *valaddr;
+ CORE_ADDR address;
FILE *stream;
- unsigned char *valaddr;
- unsigned len;
+ int format;
+ int deref_ref;
+ int recurse;
+ enum val_prettyprint pretty;
{
- unsigned char *p;
+ if (pretty == Val_pretty_default)
+ {
+ pretty = prettyprint_structs ? Val_prettyprint : Val_no_prettyprint;
+ }
- fprintf_filtered (stream, "0x");
-#if TARGET_BYTE_ORDER == BIG_ENDIAN
- for (p = valaddr;
- p < valaddr + len;
- p++)
-#else /* Little endian. */
- for (p = valaddr + len - 1;
- p >= valaddr;
- p--)
-#endif
+ QUIT;
+
+ /* Ensure that the type is complete and not just a stub. If the type is
+ only a stub and we can't find and substitute its complete type, then
+ print appropriate string and return. Typical types that my be stubs
+ are structs, unions, and C++ methods. */
+
+ check_stub_type (type);
+ if (TYPE_FLAGS (type) & TYPE_FLAG_STUB)
{
- fprintf_filtered (stream, "%02x", *p);
+ fprintf_filtered (stream, "<incomplete type>");
+ fflush (stream);
+ return (0);
}
+
+ return (LA_VAL_PRINT (type, valaddr, address, stream, format, deref_ref,
+ recurse, pretty));
}
-\f
+
/* Print the value VAL in C-ish syntax on stream STREAM.
FORMAT is a format-letter, or 0 for print in natural format of data type.
If the object printed is a string pointer, returns
int format;
enum val_prettyprint pretty;
{
- register unsigned int i, n, typelen;
+ register unsigned int n, typelen;
if (val == 0)
{
They are made by the @ operator.
Print such values as if they were arrays. */
- else if (VALUE_REPEATED (val))
+ if (VALUE_REPEATED (val))
{
n = VALUE_REPETITIONS (val);
typelen = TYPE_LENGTH (VALUE_TYPE (val));
/* Print arrays of characters using string syntax. */
if (typelen == 1 && TYPE_CODE (VALUE_TYPE (val)) == TYPE_CODE_INT
&& format == 0)
- local_printstr (stream, VALUE_CONTENTS (val), n, 0);
+ LA_PRINT_STRING (stream, VALUE_CONTENTS (val), n, 0);
else
{
- unsigned int things_printed = 0;
-
- for (i = 0; i < n && things_printed < print_max; i++)
- {
- /* Position of the array element we are examining to see
- whether it is repeated. */
- unsigned int rep1;
- /* Number of repetitions we have detected so far. */
- unsigned int reps;
-
- if (i != 0)
- fprintf_filtered (stream, ", ");
- wrap_here ("");
-
- rep1 = i + 1;
- reps = 1;
- while (rep1 < n
- && !memcmp (VALUE_CONTENTS (val) + typelen * i,
- VALUE_CONTENTS (val) + typelen * rep1, typelen))
- {
- ++reps;
- ++rep1;
- }
-
- if (reps > repeat_count_threshold)
- {
- val_print (VALUE_TYPE (val),
- VALUE_CONTENTS (val) + typelen * i,
- VALUE_ADDRESS (val) + typelen * i,
- stream, format, 1, 0, pretty);
- fprintf (stream, " <repeats %u times>", reps);
- i = rep1 - 1;
- things_printed += repeat_count_threshold;
- }
- else
- {
- val_print (VALUE_TYPE (val),
- VALUE_CONTENTS (val) + typelen * i,
- VALUE_ADDRESS (val) + typelen * i,
- stream, format, 1, 0, pretty);
- things_printed++;
- }
- }
- if (i < n)
- fprintf_filtered (stream, "...");
+ value_print_array_elements (val, stream, format, pretty);
}
fprintf_filtered (stream, "}");
- return n * typelen;
+ return (n * typelen);
}
else
{
C++: if it is a member pointer, we will take care
of that when we print it. */
- if (TYPE_CODE (type) == TYPE_CODE_PTR
- || TYPE_CODE (type) == TYPE_CODE_REF)
+ if (TYPE_CODE (type) == TYPE_CODE_PTR ||
+ TYPE_CODE (type) == TYPE_CODE_REF)
{
/* Hack: remove (char *) for char strings. Their
type is indicated by the quoted string anyway. */
- if (TYPE_CODE (type) == TYPE_CODE_PTR
- && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) == sizeof(char)
- && TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_INT
- && !TYPE_UNSIGNED (TYPE_TARGET_TYPE (type)))
+ if (TYPE_CODE (type) == TYPE_CODE_PTR &&
+ TYPE_LENGTH (TYPE_TARGET_TYPE (type)) == sizeof(char) &&
+ TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_INT &&
+ !TYPE_UNSIGNED (TYPE_TARGET_TYPE (type)))
{
/* Print nothing */
}
- else
- {
- fprintf_filtered (stream, "(");
- type_print (type, "", stream, -1);
- fprintf_filtered (stream, ") ");
- }
- }
- return val_print (type, VALUE_CONTENTS (val),
- VALUE_ADDRESS (val), stream, format, 1, 0, pretty);
- }
-}
-
-/* Return truth value for assertion that TYPE is of the type
- "pointer to virtual function". */
-static int
-is_vtbl_ptr_type(type)
- struct type *type;
-{
- char *typename = type_name_no_tag (type);
- static const char vtbl_ptr_name[] =
- { CPLUS_MARKER,'v','t','b','l','_','p','t','r','_','t','y','p','e', 0 };
-
- return (typename != NULL && !strcmp(typename, vtbl_ptr_name));
-}
-
-/* Return truth value for the assertion that TYPE is of the type
- "pointer to virtual function table". */
-static int
-is_vtbl_member(type)
- struct type *type;
-{
- if (TYPE_CODE (type) == TYPE_CODE_PTR)
- type = TYPE_TARGET_TYPE (type);
- else
- return 0;
-
- if (TYPE_CODE (type) == TYPE_CODE_ARRAY
- && TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_STRUCT)
- /* Virtual functions tables are full of pointers to virtual functions. */
- return is_vtbl_ptr_type (TYPE_TARGET_TYPE (type));
- return 0;
-}
-\f
-/* Mutually recursive subroutines of cplus_val_print and val_print to print out
- a structure's fields: val_print_fields and cplus_val_print.
-
- TYPE, VALADDR, STREAM, RECURSE, and PRETTY have the
- same meanings as in cplus_val_print and val_print.
-
- DONT_PRINT is an array of baseclass types that we
- should not print, or zero if called from top level. */
-
-static void
-val_print_fields (type, valaddr, stream, format, recurse, pretty, dont_print)
- struct type *type;
- char *valaddr;
- FILE *stream;
- int format;
- int recurse;
- enum val_prettyprint pretty;
- struct type **dont_print;
-{
- int i, len, n_baseclasses;
-
- check_stub_type (type);
-
- fprintf_filtered (stream, "{");
- len = TYPE_NFIELDS (type);
- n_baseclasses = TYPE_N_BASECLASSES (type);
-
- /* Print out baseclasses such that we don't print
- duplicates of virtual baseclasses. */
- if (n_baseclasses > 0)
- cplus_val_print (type, valaddr, stream, format, recurse+1, pretty, dont_print);
-
- if (!len && n_baseclasses == 1)
- fprintf_filtered (stream, "<No data fields>");
- else
- {
- extern int inspect_it;
- int fields_seen = 0;
-
- for (i = n_baseclasses; i < len; i++)
- {
- /* Check if static field */
- if (TYPE_FIELD_STATIC (type, i))
- continue;
- if (fields_seen)
- fprintf_filtered (stream, ", ");
- else if (n_baseclasses > 0)
- {
- if (pretty)
- {
- fprintf_filtered (stream, "\n");
- print_spaces_filtered (2 + 2 * recurse, stream);
- fputs_filtered ("members of ", stream);
- fputs_filtered (type_name_no_tag (type), stream);
- fputs_filtered (": ", stream);
- }
- }
- fields_seen = 1;
-
- if (pretty)
- {
- fprintf_filtered (stream, "\n");
- print_spaces_filtered (2 + 2 * recurse, stream);
- }
- else
- {
- wrap_here (n_spaces (2 + 2 * recurse));
- }
- if (inspect_it)
- {
- if (TYPE_CODE (TYPE_FIELD_TYPE (type, i)) == TYPE_CODE_PTR)
- fputs_filtered ("\"( ptr \"", stream);
- else
- fputs_filtered ("\"( nodef \"", stream);
- fprint_symbol (stream, TYPE_FIELD_NAME (type, i));
- fputs_filtered ("\" \"", stream);
- fprint_symbol (stream, TYPE_FIELD_NAME (type, i));
- fputs_filtered ("\") \"", stream);
- }
- else
- {
- fprint_symbol (stream, TYPE_FIELD_NAME (type, i));
- fputs_filtered (" = ", stream);
- }
- if (TYPE_FIELD_PACKED (type, i))
- {
- value v;
-
- /* Bitfields require special handling, especially due to byte
- order problems. */
- v = value_from_longest (TYPE_FIELD_TYPE (type, i),
- unpack_field_as_long (type, valaddr, i));
-
- val_print (TYPE_FIELD_TYPE (type, i), VALUE_CONTENTS (v), 0,
- stream, format, 0, recurse + 1, pretty);
- }
- else
- {
- val_print (TYPE_FIELD_TYPE (type, i),
- valaddr + TYPE_FIELD_BITPOS (type, i) / 8,
- 0, stream, format, 0, recurse + 1, pretty);
- }
- }
- if (pretty)
- {
- fprintf_filtered (stream, "\n");
- print_spaces_filtered (2 * recurse, stream);
- }
- }
- fprintf_filtered (stream, "}");
-}
-
-/* Special val_print routine to avoid printing multiple copies of virtual
- baseclasses. */
-
-static void
-cplus_val_print (type, valaddr, stream, format, recurse, pretty, dont_print)
- struct type *type;
- char *valaddr;
- FILE *stream;
- int format;
- int recurse;
- enum val_prettyprint pretty;
- struct type **dont_print;
-{
- struct obstack tmp_obstack;
- struct type **last_dont_print
- = (struct type **)obstack_next_free (&dont_print_obstack);
- int i, n_baseclasses = TYPE_N_BASECLASSES (type);
-
- if (dont_print == 0)
- {
- /* If we're at top level, carve out a completely fresh
- chunk of the obstack and use that until this particular
- invocation returns. */
- tmp_obstack = dont_print_obstack;
- /* Bump up the high-water mark. Now alpha is omega. */
- obstack_finish (&dont_print_obstack);
- }
-
- for (i = 0; i < n_baseclasses; i++)
- {
- char *baddr;
- int err;
-
- if (BASETYPE_VIA_VIRTUAL (type, i))
- {
- struct type **first_dont_print
- = (struct type **)obstack_base (&dont_print_obstack);
-
- int j = (struct type **)obstack_next_free (&dont_print_obstack)
- - first_dont_print;
-
- while (--j >= 0)
- if (TYPE_BASECLASS (type, i) == first_dont_print[j])
- goto flush_it;
-
- obstack_ptr_grow (&dont_print_obstack, TYPE_BASECLASS (type, i));
- }
-
- /* Fix to use baseclass_offset instead. FIXME */
- baddr = baseclass_addr (type, i, valaddr, 0, &err);
- if (err == 0 && baddr == 0)
- error ("could not find virtual baseclass `%s'\n",
- type_name_no_tag (TYPE_BASECLASS (type, i)));
-
- if (pretty)
- {
- fprintf_filtered (stream, "\n");
- print_spaces_filtered (2 * recurse, stream);
- }
- fputs_filtered ("<", stream);
- fputs_filtered (type_name_no_tag (TYPE_BASECLASS (type, i)), stream);
- fputs_filtered ("> = ", stream);
- if (err != 0)
- fprintf_filtered (stream, "<invalid address 0x%x>", baddr);
- else
- val_print_fields (TYPE_BASECLASS (type, i), baddr, stream, format,
- recurse, pretty,
- (struct type **)obstack_base (&dont_print_obstack));
- fputs_filtered (", ", stream);
-
- flush_it:
- ;
- }
-
- if (dont_print == 0)
- {
- /* Free the space used to deal with the printing
- of this type from top level. */
- obstack_free (&dont_print_obstack, last_dont_print);
- /* Reset watermark so that we can continue protecting
- ourselves from whatever we were protecting ourselves. */
- dont_print_obstack = tmp_obstack;
- }
-}
-
-static void
-print_class_member (valaddr, domain, stream, prefix)
- char *valaddr;
- struct type *domain;
- FILE *stream;
- char *prefix;
-{
-
- /* VAL is a byte offset into the structure type DOMAIN.
- Find the name of the field for that offset and
- print it. */
- int extra = 0;
- int bits = 0;
- register unsigned int i;
- unsigned len = TYPE_NFIELDS (domain);
- /* @@ Make VAL into bit offset */
- LONGEST val = unpack_long (builtin_type_int, valaddr) << 3;
- for (i = TYPE_N_BASECLASSES (domain); i < len; i++)
- {
- int bitpos = TYPE_FIELD_BITPOS (domain, i);
- QUIT;
- if (val == bitpos)
- break;
- if (val < bitpos && i != 0)
- {
- /* Somehow pointing into a field. */
- i -= 1;
- extra = (val - TYPE_FIELD_BITPOS (domain, i));
- if (extra & 0x7)
- bits = 1;
- else
- extra >>= 3;
- break;
- }
- }
- if (i < len)
- {
- char *name;
- fprintf_filtered (stream, prefix);
- name = type_name_no_tag (domain);
- if (name)
- fputs_filtered (name, stream);
- else
- type_print_base (domain, stream, 0, 0);
- fprintf_filtered (stream, "::");
- fputs_filtered (TYPE_FIELD_NAME (domain, i), stream);
- if (extra)
- fprintf_filtered (stream, " + %d bytes", extra);
- if (bits)
- fprintf_filtered (stream, " (offset in bits)");
- }
- else
- fprintf_filtered (stream, "%d", val >> 3);
-}
-
-/* Print data of type TYPE located at VALADDR (within GDB),
- which came from the inferior at address ADDRESS,
- onto stdio stream STREAM according to FORMAT
- (a letter or 0 for natural format). The data at VALADDR
- is in target byte order.
-
- If the data are a string pointer, returns the number of
- sting characters printed.
-
- if DEREF_REF is nonzero, then dereference references,
- otherwise just print them like pointers.
-
- The PRETTY parameter controls prettyprinting. */
-
-int
-val_print (type, valaddr, address, stream, format, deref_ref, recurse, pretty)
- struct type *type;
- char *valaddr;
- CORE_ADDR address;
- FILE *stream;
- int format;
- int deref_ref;
- int recurse;
- enum val_prettyprint pretty;
-{
- register unsigned int i;
- unsigned len;
- struct type *elttype;
- unsigned eltlen;
- LONGEST val;
- unsigned char c;
-
- if (pretty == Val_pretty_default)
- {
- pretty = prettyprint ? Val_prettyprint : Val_no_prettyprint;
- }
-
- QUIT;
-
- check_stub_type (type);
-
- if (TYPE_FLAGS (type) & TYPE_FLAG_STUB)
- {
- fprintf_filtered (stream, "<unknown struct>");
- fflush (stream);
- return 0;
- }
-
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_ARRAY:
- if (TYPE_LENGTH (type) > 0
- && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
- {
- elttype = TYPE_TARGET_TYPE (type);
- eltlen = TYPE_LENGTH (elttype);
- len = TYPE_LENGTH (type) / eltlen;
- if (arrayprint)
- print_spaces_filtered (2 + 2 * recurse, stream);
- fprintf_filtered (stream, "{");
- /* For an array of chars, print with string syntax. */
- if (eltlen == 1 && TYPE_CODE (elttype) == TYPE_CODE_INT
- && (format == 0 || format == 's') )
- local_printstr (stream, valaddr, len, 0);
- else
- {
- unsigned int things_printed = 0;
-
- /* If this is a virtual function table, print the 0th
- entry specially, and the rest of the members normally. */
- if (is_vtbl_ptr_type (elttype))
- {
- fprintf_filtered (stream, "%d vtable entries", len-1);
- i = 1;
- }
- else
- i = 0;
-
- for (; i < len && things_printed < print_max; i++)
- {
- /* Position of the array element we are examining to see
- whether it is repeated. */
- unsigned int rep1;
- /* Number of repetitions we have detected so far. */
- unsigned int reps;
-
- if (i != 0)
- if (arrayprint)
- {
- fprintf_filtered (stream, ",\n");
- print_spaces_filtered (2 + 2 * recurse, stream);
- }
- else
- fprintf_filtered (stream, ", ");
- wrap_here (n_spaces (2 + 2 * recurse));
-
- rep1 = i + 1;
- reps = 1;
- while (rep1 < len
- && !memcmp (valaddr + i * eltlen,
- valaddr + rep1 * eltlen, eltlen))
- {
- ++reps;
- ++rep1;
- }
-
- if (reps > repeat_count_threshold)
- {
- val_print (elttype, valaddr + i * eltlen,
- 0, stream, format, deref_ref,
- recurse + 1, pretty);
- fprintf_filtered (stream, " <repeats %u times>", reps);
- i = rep1 - 1;
- things_printed += repeat_count_threshold;
- }
- else
- {
- val_print (elttype, valaddr + i * eltlen,
- 0, stream, format, deref_ref,
- recurse + 1, pretty);
- things_printed++;
- }
- }
- if (i < len)
- fprintf_filtered (stream, "...");
- }
- fprintf_filtered (stream, "}");
- break;
- }
- /* Array of unspecified length: treat like pointer to first elt. */
- valaddr = (char *) &address;
-
- case TYPE_CODE_PTR:
- if (format && format != 's')
- {
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
- }
- if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_METHOD)
- {
- struct type *domain = TYPE_DOMAIN_TYPE (TYPE_TARGET_TYPE (type));
- struct fn_field *f;
- int j, len2;
- char *kind = "";
- CORE_ADDR addr;
-
- addr = unpack_pointer (lookup_pointer_type (builtin_type_void),
- valaddr);
- if (METHOD_PTR_IS_VIRTUAL(addr))
- {
- int offset = METHOD_PTR_TO_VOFFSET(addr);
- len = TYPE_NFN_FIELDS (domain);
- for (i = 0; i < len; i++)
- {
- f = TYPE_FN_FIELDLIST1 (domain, i);
- len2 = TYPE_FN_FIELDLIST_LENGTH (domain, i);
-
- for (j = 0; j < len2; j++)
- {
- QUIT;
- if (TYPE_FN_FIELD_VOFFSET (f, j) == offset)
- {
- kind = "virtual ";
- goto common;
- }
- }
- }
- }
- else
- {
- struct symbol *sym = find_pc_function (addr);
- if (sym == 0)
- error ("invalid pointer to member function");
- len = TYPE_NFN_FIELDS (domain);
- for (i = 0; i < len; i++)
- {
- f = TYPE_FN_FIELDLIST1 (domain, i);
- len2 = TYPE_FN_FIELDLIST_LENGTH (domain, i);
-
- for (j = 0; j < len2; j++)
- {
- QUIT;
- if (!strcmp (SYMBOL_NAME (sym), TYPE_FN_FIELD_PHYSNAME (f, j)))
- goto common;
- }
- }
- }
- common:
- if (i < len)
- {
- fprintf_filtered (stream, "&");
- type_print_varspec_prefix (TYPE_FN_FIELD_TYPE (f, j), stream, 0, 0);
- fprintf (stream, kind);
- if (TYPE_FN_FIELD_PHYSNAME (f, j)[0] == '_'
- && TYPE_FN_FIELD_PHYSNAME (f, j)[1] == CPLUS_MARKER)
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j) + 1, "~",
- TYPE_FN_FIELDLIST_NAME (domain, i), 0, stream);
- else
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j), "",
- TYPE_FN_FIELDLIST_NAME (domain, i), 0, stream);
- break;
- }
- fprintf_filtered (stream, "(");
- type_print (type, "", stream, -1);
- fprintf_filtered (stream, ") %d", (int) addr >> 3);
- }
- else if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_MEMBER)
- {
- print_class_member (valaddr,
- TYPE_DOMAIN_TYPE (TYPE_TARGET_TYPE (type)),
- stream, "&");
- }
- else
- {
- CORE_ADDR addr = unpack_pointer (type, valaddr);
- elttype = TYPE_TARGET_TYPE (type);
-
- if (TYPE_CODE (elttype) == TYPE_CODE_FUNC)
- {
- /* Try to print what function it points to. */
- print_address_demangle (addr, stream, demangle);
- /* Return value is irrelevant except for string pointers. */
- return 0;
- }
-
- if (addressprint && format != 's')
- fprintf_filtered (stream, "0x%x", addr);
-
- /* For a pointer to char or unsigned char,
- also print the string pointed to, unless pointer is null. */
- i = 0; /* Number of characters printed. */
- if (TYPE_LENGTH (elttype) == 1
- && TYPE_CODE (elttype) == TYPE_CODE_INT
- && (format == 0 || format == 's')
- && addr != 0
- /* If print_max is UINT_MAX, the alloca below will fail.
- In that case don't try to print the string. */
- && print_max < UINT_MAX)
- {
- int first_addr_err = 0;
- int errcode = 0;
-
- /* Get first character. */
- errcode = target_read_memory (addr, (char *)&c, 1);
- if (errcode != 0)
- {
- /* First address out of bounds. */
- first_addr_err = 1;
- }
- else
- {
- /* A real string. */
- char *string = (char *) alloca (print_max);
-
- /* If the loop ends by us hitting print_max characters,
- we need to have elipses at the end. */
- int force_ellipses = 1;
-
- /* This loop always fetches print_max characters, even
- though local_printstr might want to print more or fewer
- (with repeated characters). This is so that
- we don't spend forever fetching if we print
- a long string consisting of the same character
- repeated. Also so we can do it all in one memory
- operation, which is faster. However, this will be
- slower if print_max is set high, e.g. if you set
- print_max to 1000, not only will it take a long
- time to fetch short strings, but if you are near
- the end of the address space, it might not work. */
- QUIT;
- errcode = target_read_memory (addr, string, print_max);
- if (errcode != 0)
- {
- /* Try reading just one character. If that succeeds,
- assume we hit the end of the address space, but
- the initial part of the string is probably safe. */
- char x[1];
- errcode = target_read_memory (addr, x, 1);
- }
- if (errcode != 0)
- force_ellipses = 0;
- else
- for (i = 0; i < print_max; i++)
- if (string[i] == '\0')
- {
- force_ellipses = 0;
- break;
- }
- QUIT;
-
- if (addressprint)
- fputs_filtered (" ", stream);
- local_printstr (stream, string, i, force_ellipses);
- }
-
- if (errcode != 0)
- {
- if (errcode == EIO)
- {
- fprintf_filtered (stream,
- (" <Address 0x%x out of bounds>"
- + first_addr_err),
- addr + i);
- }
- else
- {
- error ("Error reading memory address 0x%x: %s.",
- addr + i, safe_strerror (errcode));
- }
- }
-
- fflush (stream);
- }
- else /* print vtbl's nicely */
- if (is_vtbl_member(type))
- {
- CORE_ADDR vt_address = unpack_pointer (type, valaddr);
-
- struct minimal_symbol *msymbol =
- lookup_minimal_symbol_by_pc (vt_address);
- if ((msymbol != NULL) && (vt_address == msymbol -> address))
- {
- fputs_filtered (" <", stream);
- fputs_demangled (msymbol -> name, stream,
- DMGL_ANSI | DMGL_PARAMS);
- fputs_filtered (">", stream);
- }
- if (vtblprint)
- {
- value vt_val;
-
- vt_val = value_at (TYPE_TARGET_TYPE (type), vt_address);
- val_print (VALUE_TYPE (vt_val), VALUE_CONTENTS (vt_val),
- VALUE_ADDRESS (vt_val), stream, format,
- deref_ref, recurse + 1, pretty);
- if (pretty)
- {
- fprintf_filtered (stream, "\n");
- print_spaces_filtered (2 + 2 * recurse, stream);
- }
- }
- }
-
- /* Return number of characters printed, plus one for the
- terminating null if we have "reached the end". */
- return i + (print_max && i != print_max);
- }
- break;
-
- case TYPE_CODE_MEMBER:
- error ("not implemented: member type in val_print");
- break;
-
- case TYPE_CODE_REF:
- if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_MEMBER)
- {
- print_class_member (valaddr,
- TYPE_DOMAIN_TYPE (TYPE_TARGET_TYPE (type)),
- stream, "");
- break;
- }
- if (addressprint)
- {
- fprintf_filtered (stream, "@0x%lx",
- unpack_long (builtin_type_int, valaddr));
- if (deref_ref)
- fputs_filtered (": ", stream);
- }
- /* De-reference the reference. */
- if (deref_ref)
- {
- if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_UNDEF)
- {
- value deref_val =
- value_at
- (TYPE_TARGET_TYPE (type),
- unpack_pointer (lookup_pointer_type (builtin_type_void),
- valaddr));
- val_print (VALUE_TYPE (deref_val), VALUE_CONTENTS (deref_val),
- VALUE_ADDRESS (deref_val), stream, format,
- deref_ref, recurse + 1, pretty);
- }
- else
- fputs_filtered ("???", stream);
- }
- break;
-
- case TYPE_CODE_UNION:
- if (recurse && !unionprint)
- {
- fprintf_filtered (stream, "{...}");
- break;
- }
- /* Fall through. */
- case TYPE_CODE_STRUCT:
- if (vtblprint && is_vtbl_ptr_type(type))
- {
- /* Print the unmangled name if desired. */
- print_address_demangle(*((int *) (valaddr + /* FIXME bytesex */
- TYPE_FIELD_BITPOS (type, VTBL_FNADDR_OFFSET) / 8)),
- stream, demangle);
- break;
- }
- val_print_fields (type, valaddr, stream, format, recurse, pretty, 0);
- break;
-
- case TYPE_CODE_ENUM:
- if (format)
- {
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
- }
- len = TYPE_NFIELDS (type);
- val = unpack_long (builtin_type_int, valaddr);
- for (i = 0; i < len; i++)
- {
- QUIT;
- if (val == TYPE_FIELD_BITPOS (type, i))
- break;
- }
- if (i < len)
- fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
- else
-#ifdef LONG_LONG
- fprintf_filtered (stream, "%lld", val);
-#else
- fprintf_filtered (stream, "%ld", val);
-#endif
- break;
-
- case TYPE_CODE_FUNC:
- if (format)
- {
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
- }
- /* FIXME, we should consider, at least for ANSI C language, eliminating
- the distinction made between FUNCs and POINTERs to FUNCs. */
- fprintf_filtered (stream, "{");
- type_print (type, "", stream, -1);
- fprintf_filtered (stream, "} ");
- /* Try to print what function it points to, and its address. */
- print_address_demangle (address, stream, demangle);
- break;
-
- case TYPE_CODE_INT:
- if (format || output_format)
- {
- print_scalar_formatted (valaddr, type,
- format? format: output_format,
- 0, stream);
- break;
- }
- if (TYPE_LENGTH (type) > sizeof (LONGEST))
- {
- if (TYPE_UNSIGNED (type))
- {
- /* First figure out whether the number in fact has zeros
- in all its bytes more significant than least significant
- sizeof (LONGEST) ones. */
- char *p;
- /* Pointer to first (i.e. lowest address) nonzero character. */
- char *first_addr;
- len = TYPE_LENGTH (type);
-
-#if TARGET_BYTE_ORDER == BIG_ENDIAN
- for (p = valaddr;
- len > sizeof (LONGEST)
- && p < valaddr + TYPE_LENGTH (type);
- p++)
-#else /* Little endian. */
- first_addr = valaddr;
- for (p = valaddr + TYPE_LENGTH (type);
- len > sizeof (LONGEST) && p >= valaddr;
- p--)
-#endif /* Little endian. */
- {
- if (*p == 0)
- len--;
- else
- break;
- }
-#if TARGET_BYTE_ORDER == BIG_ENDIAN
- first_addr = p;
-#endif
-
- if (len <= sizeof (LONGEST))
- {
- /* We can print it in decimal. */
- fprintf_filtered
- (stream,
-#if defined (LONG_LONG)
- "%llu",
-#else
- "%lu",
-#endif
- unpack_long (BUILTIN_TYPE_LONGEST, first_addr));
- }
- else
- {
- /* It is big, so print it in hex. */
- print_hex_chars (stream, (unsigned char *)first_addr, len);
- }
- }
- else
- {
- /* Signed. One could assume two's complement (a reasonable
- assumption, I think) and do better than this. */
- print_hex_chars (stream, (unsigned char *)valaddr,
- TYPE_LENGTH (type));
- }
- break;
- }
-#ifdef PRINT_TYPELESS_INTEGER
- PRINT_TYPELESS_INTEGER (stream, type, unpack_long (type, valaddr));
-#else
-#ifndef LONG_LONG
- fprintf_filtered (stream,
- TYPE_UNSIGNED (type) ? "%u" : "%d",
- unpack_long (type, valaddr));
-#else
- fprintf_filtered (stream,
- TYPE_UNSIGNED (type) ? "%llu" : "%lld",
- unpack_long (type, valaddr));
-#endif
-#endif
-
- if (TYPE_LENGTH (type) == 1)
- {
- fputs_filtered (" ", stream);
- local_printchar ((unsigned char) unpack_long (type, valaddr),
- stream);
- }
- break;
-
- case TYPE_CODE_CHAR:
- if (format || output_format)
- {
- print_scalar_formatted (valaddr, type,
- format? format: output_format,
- 0, stream);
- break;
- }
- fprintf_filtered (stream, TYPE_UNSIGNED (type) ? "%u" : "%d",
- unpack_long (type, valaddr));
- fputs_filtered (" ", stream);
- local_printchar ((unsigned char) unpack_long (type, valaddr), stream);
- break;
-
- case TYPE_CODE_FLT:
- if (format)
- print_scalar_formatted (valaddr, type, format, 0, stream);
- else
- print_floating (valaddr, type, stream);
- break;
-
- case TYPE_CODE_VOID:
- fprintf_filtered (stream, "void");
- break;
-
- case TYPE_CODE_UNDEF:
- /* This happens (without TYPE_FLAG_STUB set) on systems which don't use
- dbx xrefs (NO_DBX_XREFS in gcc) if a file has a "struct foo *bar"
- and no complete type for struct foo in that file. */
- fprintf_filtered (stream, "<unknown struct>");
- break;
-
- case TYPE_CODE_ERROR:
- fprintf_filtered (stream, "?");
- break;
-
- case TYPE_CODE_RANGE:
- /* FIXME, we should not ever have to print one of these yet. */
- fprintf_filtered (stream, "<range type>");
- break;
-
- /* start-sanitize-chill (FIXME!) */
- case TYPE_CODE_BOOL:
- val = unpack_long (builtin_type_chill_bool, valaddr);
- fprintf_filtered (stream, val ? "TRUE" : "FALSE");
- break;
- /* end-sanitize-chill */
-
- default:
- error ("Invalid type code in symbol table.");
- }
- fflush (stream);
- return 0;
-}
-\f
-/* Print a description of a type in the format of a
- typedef for the current language.
- NEW is the new name for a type TYPE. */
-void
-typedef_print (type, new, stream)
- struct type *type;
- struct symbol *new;
- FILE *stream;
-{
- switch (current_language->la_language)
- {
-#ifdef _LANG_c
- case language_c:
- case language_cplus:
- fprintf_filtered(stream, "typedef ");
- type_print(type,"",stream,0);
- if(TYPE_NAME ((SYMBOL_TYPE (new))) == 0
- || 0 != strcmp (TYPE_NAME ((SYMBOL_TYPE (new))),
- SYMBOL_NAME (new)))
- fprintf_filtered(stream, " %s", SYMBOL_NAME(new));
- break;
-#endif
-#ifdef _LANG_m2
- case language_m2:
- fprintf_filtered(stream, "TYPE ");
- if(!TYPE_NAME(SYMBOL_TYPE(new)) ||
- strcmp (TYPE_NAME(SYMBOL_TYPE(new)),
- SYMBOL_NAME(new)))
- fprintf_filtered(stream, "%s = ", SYMBOL_NAME(new));
- else
- fprintf_filtered(stream, "<builtin> = ");
- type_print(type,"",stream,0);
- break;
-#endif
-/* start-sanitize-chill */
-#ifdef _LANG_chill
- case language_chill:
- error("Missing Chill support in function typedef_print."); /*FIXME*/
-#endif
-/* end-sanitize-chill */
- default:
- error("Language not supported.");
- }
- fprintf_filtered(stream, ";\n");
-}
-
-
-/* Print a description of a type TYPE
- in the form of a declaration of a variable named VARSTRING.
- (VARSTRING is demangled if necessary.)
- Output goes to STREAM (via stdio).
- If SHOW is positive, we show the contents of the outermost level
- of structure even if there is a type name that could be used instead.
- If SHOW is negative, we never show the details of elements' types. */
-
-void
-type_print (type, varstring, stream, show)
- struct type *type;
- char *varstring;
- FILE *stream;
- int show;
-{
- type_print_1 (type, varstring, stream, show, 0);
-}
-
-/* LEVEL is the depth to indent lines by. */
-
-void
-type_print_1 (type, varstring, stream, show, level)
- struct type *type;
- char *varstring;
- FILE *stream;
- int show;
- int level;
-{
- register enum type_code code;
- char *demangled = NULL;
- int demangled_args;
-
- type_print_base (type, stream, show, level);
- code = TYPE_CODE (type);
- if ((varstring && *varstring)
- ||
- /* Need a space if going to print stars or brackets;
- but not if we will print just a type name. */
- ((show > 0 || TYPE_NAME (type) == 0)
- &&
- (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
- || code == TYPE_CODE_METHOD
- || code == TYPE_CODE_ARRAY
- || code == TYPE_CODE_MEMBER
- || code == TYPE_CODE_REF)))
- fprintf_filtered (stream, " ");
- type_print_varspec_prefix (type, stream, show, 0);
-
- /* See if the name has a C++ demangled equivalent, and if so, print that
- instead. */
-
- if (demangle)
- {
- demangled = cplus_demangle (varstring, DMGL_ANSI | DMGL_PARAMS);
- }
- fputs_filtered ((demangled != NULL) ? demangled : varstring, stream);
-
- /* For demangled function names, we have the arglist as part of the name,
- so don't print an additional pair of ()'s */
-
- demangled_args = (demangled != NULL) && (code == TYPE_CODE_FUNC);
- type_print_varspec_suffix (type, stream, show, 0, demangled_args);
-
- if (demangled)
- {
- free (demangled);
- }
-}
-
-/* Print the method arguments ARGS to the file STREAM. */
-static void
-type_print_method_args (args, prefix, varstring, staticp, stream)
- struct type **args;
- char *prefix, *varstring;
- int staticp;
- FILE *stream;
-{
- int i;
-
- fputs_demangled (prefix, stream, DMGL_ANSI | DMGL_PARAMS);
- fputs_demangled (varstring, stream, DMGL_ANSI | DMGL_PARAMS);
- fputs_filtered (" (", stream);
- if (args && args[!staticp] && args[!staticp]->code != TYPE_CODE_VOID)
- {
- i = !staticp; /* skip the class variable */
- while (1)
- {
- type_print (args[i++], "", stream, 0);
- if (!args[i])
- {
- fprintf_filtered (stream, " ...");
- break;
- }
- else if (args[i]->code != TYPE_CODE_VOID)
- {
- fprintf_filtered (stream, ", ");
- }
- else break;
- }
- }
- fprintf_filtered (stream, ")");
-}
-
-/* If TYPE is a derived type, then print out derivation information.
- Print only the actual base classes of this type, not the base classes
- of the base classes. I.E. for the derivation hierarchy:
-
- class A { int a; };
- class B : public A {int b; };
- class C : public B {int c; };
-
- Print the type of class C as:
-
- class C : public B {
- int c;
- }
-
- Not as the following (like gdb used to), which is not legal C++ syntax for
- derived types and may be confused with the multiple inheritance form:
-
- class C : public B : public A {
- int c;
- }
-
- In general, gdb should try to print the types as closely as possible to
- the form that they appear in the source code. */
-
-static void
-type_print_derivation_info (stream, type)
- FILE *stream;
- struct type *type;
-{
- char *name;
- int i;
-
- for (i = 0; i < TYPE_N_BASECLASSES (type); i++)
- {
- fputs_filtered (i == 0 ? ": " : ", ", stream);
- fprintf_filtered (stream, "%s%s ",
- BASETYPE_VIA_PUBLIC (type, i) ? "public" : "private",
- BASETYPE_VIA_VIRTUAL(type, i) ? " virtual" : "");
- name = type_name_no_tag (TYPE_BASECLASS (type, i));
- fprintf_filtered (stream, "%s", name ? name : "(null)");
- }
- if (i > 0)
- {
- fputs_filtered (" ", stream);
- }
-}
-
-/* Print any asterisks or open-parentheses needed before the
- variable name (to describe its type).
-
- On outermost call, pass 0 for PASSED_A_PTR.
- On outermost call, SHOW > 0 means should ignore
- any typename for TYPE and show its details.
- SHOW is always zero on recursive calls. */
-
-static void
-type_print_varspec_prefix (type, stream, show, passed_a_ptr)
- struct type *type;
- FILE *stream;
- int show;
- int passed_a_ptr;
-{
- char *name;
- if (type == 0)
- return;
-
- if (TYPE_NAME (type) && show <= 0)
- return;
-
- QUIT;
-
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_PTR:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1);
- fprintf_filtered (stream, "*");
- break;
-
- case TYPE_CODE_MEMBER:
- if (passed_a_ptr)
- fprintf_filtered (stream, "(");
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
- fprintf_filtered (stream, " ");
- name = type_name_no_tag (TYPE_DOMAIN_TYPE (type));
- if (name)
- fputs_filtered (name, stream);
- else
- type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr);
- fprintf_filtered (stream, "::");
- break;
-
- case TYPE_CODE_METHOD:
- if (passed_a_ptr)
- fprintf (stream, "(");
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
- if (passed_a_ptr)
- {
- fprintf_filtered (stream, " ");
- type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr);
- fprintf_filtered (stream, "::");
- }
- break;
-
- case TYPE_CODE_REF:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1);
- fprintf_filtered (stream, "&");
- break;
-
- case TYPE_CODE_FUNC:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
- if (passed_a_ptr)
- fprintf_filtered (stream, "(");
- break;
-
- case TYPE_CODE_ARRAY:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
- if (passed_a_ptr)
- fprintf_filtered (stream, "(");
- break;
-
- case TYPE_CODE_UNDEF:
- case TYPE_CODE_STRUCT:
- case TYPE_CODE_UNION:
- case TYPE_CODE_ENUM:
- case TYPE_CODE_INT:
- case TYPE_CODE_FLT:
- case TYPE_CODE_VOID:
- case TYPE_CODE_ERROR:
- case TYPE_CODE_CHAR:
- case TYPE_CODE_BOOL:
- case TYPE_CODE_SET:
- case TYPE_CODE_RANGE:
- case TYPE_CODE_PASCAL_ARRAY:
- /* These types need no prefix. They are listed here so that
- gcc -Wall will reveal any types that haven't been handled. */
- break;
+ else
+ {
+ fprintf_filtered (stream, "(");
+ type_print (type, "", stream, -1);
+ fprintf_filtered (stream, ") ");
+ }
+ }
+ return (val_print (type, VALUE_CONTENTS (val),
+ VALUE_ADDRESS (val), stream, format, 1, 0, pretty));
}
}
-static void
-type_print_args (type, stream)
+/* Called by various <lang>_val_print routines to print TYPE_CODE_INT's */
+
+void
+val_print_type_code_int (type, valaddr, stream)
struct type *type;
+ char *valaddr;
FILE *stream;
{
- int i;
- struct type **args;
+ char *p;
+ /* Pointer to first (i.e. lowest address) nonzero character. */
+ char *first_addr;
+ unsigned int len;
- fprintf_filtered (stream, "(");
- args = TYPE_ARG_TYPES (type);
- if (args != NULL)
+ if (TYPE_LENGTH (type) > sizeof (LONGEST))
{
- if (args[1] == NULL)
- {
- fprintf_filtered (stream, "...");
- }
- else
+ if (TYPE_UNSIGNED (type))
{
- for (i = 1;
- args[i] != NULL && args[i]->code != TYPE_CODE_VOID;
- i++)
+ /* First figure out whether the number in fact has zeros
+ in all its bytes more significant than least significant
+ sizeof (LONGEST) ones. */
+ len = TYPE_LENGTH (type);
+
+#if TARGET_BYTE_ORDER == BIG_ENDIAN
+ for (p = valaddr;
+ len > sizeof (LONGEST) && p < valaddr + TYPE_LENGTH (type);
+ p++)
+#else /* Little endian. */
+ first_addr = valaddr;
+ for (p = valaddr + TYPE_LENGTH (type);
+ len > sizeof (LONGEST) && p >= valaddr;
+ p--)
+#endif /* Little endian. */
{
- type_print_1 (args[i], "", stream, -1, 0);
- if (args[i+1] == NULL)
+ if (*p == 0)
{
- fprintf_filtered (stream, "...");
+ len--;
}
- else if (args[i+1]->code != TYPE_CODE_VOID)
+ else
{
- fprintf_filtered (stream, ",");
- wrap_here (" ");
+ break;
}
}
+#if TARGET_BYTE_ORDER == BIG_ENDIAN
+ first_addr = p;
+#endif
+ if (len <= sizeof (LONGEST))
+ {
+ /* We can print it in decimal. */
+ fprintf_filtered
+ (stream,
+#if defined (LONG_LONG)
+ "%llu",
+#else
+ "%lu",
+#endif
+ unpack_long (BUILTIN_TYPE_LONGEST, first_addr));
+ }
+ else
+ {
+ /* It is big, so print it in hex. */
+ print_hex_chars (stream, (unsigned char *) first_addr, len);
+ }
+ }
+ else
+ {
+ /* Signed. One could assume two's complement (a reasonable
+ assumption, I think) and do better than this. */
+ print_hex_chars (stream, (unsigned char *) valaddr,
+ TYPE_LENGTH (type));
}
}
- fprintf_filtered (stream, ")");
-}
+ else
+ {
+#ifdef PRINT_TYPELESS_INTEGER
+ PRINT_TYPELESS_INTEGER (stream, type, unpack_long (type, valaddr));
+#else
+ fprintf_filtered (stream, TYPE_UNSIGNED (type) ?
+#if defined (LONG_LONG)
+ "%llu" : "%lld",
+#else
+ "%u" : "%d",
+#endif
+ unpack_long (type, valaddr));
+#endif
+ }
+}
-/* Print any array sizes, function arguments or close parentheses
- needed after the variable name (to describe its type).
- Args work like type_print_varspec_prefix. */
+/* Print a floating point value of type TYPE, pointed to in GDB by VALADDR,
+ on STREAM. */
-static void
-type_print_varspec_suffix (type, stream, show, passed_a_ptr, demangled_args)
+void
+print_floating (valaddr, type, stream)
+ char *valaddr;
struct type *type;
FILE *stream;
- int show;
- int passed_a_ptr;
- int demangled_args;
{
- if (type == 0)
- return;
-
- if (TYPE_NAME (type) && show <= 0)
- return;
-
- QUIT;
+ double doub;
+ int inv;
+ unsigned len = TYPE_LENGTH (type);
+
+#if defined (IEEE_FLOAT)
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_ARRAY:
- if (passed_a_ptr)
- fprintf_filtered (stream, ")");
-
- fprintf_filtered (stream, "[");
- if (TYPE_LENGTH (type) > 0
- && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
- fprintf_filtered (stream, "%d",
- (TYPE_LENGTH (type)
- / TYPE_LENGTH (TYPE_TARGET_TYPE (type))));
- fprintf_filtered (stream, "]");
-
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
- 0, 0);
- break;
+ /* Check for NaN's. Note that this code does not depend on us being
+ on an IEEE conforming system. It only depends on the target
+ machine using IEEE representation. This means (a)
+ cross-debugging works right, and (2) IEEE_FLOAT can (and should)
+ be defined for systems like the 68881, which uses IEEE
+ representation, but is not IEEE conforming. */
- case TYPE_CODE_MEMBER:
- if (passed_a_ptr)
- fprintf_filtered (stream, ")");
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);
- break;
+ {
+ long low, high;
+ /* Is the sign bit 0? */
+ int nonnegative;
+ /* Is it is a NaN (i.e. the exponent is all ones and
+ the fraction is nonzero)? */
+ int is_nan;
- case TYPE_CODE_METHOD:
- if (passed_a_ptr)
- fprintf_filtered (stream, ")");
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);
- if (passed_a_ptr)
- {
- type_print_args (type, stream);
- }
- break;
+ if (len == sizeof (float))
+ {
+ /* It's single precision. */
+ memcpy ((char *) &low, valaddr, sizeof (low));
+ /* target -> host. */
+ SWAP_TARGET_AND_HOST (&low, sizeof (float));
+ nonnegative = low >= 0;
+ is_nan = ((((low >> 23) & 0xFF) == 0xFF)
+ && 0 != (low & 0x7FFFFF));
+ low &= 0x7fffff;
+ high = 0;
+ }
+ else
+ {
+ /* It's double precision. Get the high and low words. */
- case TYPE_CODE_PTR:
- case TYPE_CODE_REF:
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0);
- break;
+#if TARGET_BYTE_ORDER == BIG_ENDIAN
+ memcpy (&low, valaddr+4, sizeof (low));
+ memcpy (&high, valaddr+0, sizeof (high));
+#else
+ memcpy (&low, valaddr+0, sizeof (low));
+ memcpy (&high, valaddr+4, sizeof (high));
+#endif
+ SWAP_TARGET_AND_HOST (&low, sizeof (low));
+ SWAP_TARGET_AND_HOST (&high, sizeof (high));
+ nonnegative = high >= 0;
+ is_nan = (((high >> 20) & 0x7ff) == 0x7ff
+ && ! ((((high & 0xfffff) == 0)) && (low == 0)));
+ high &= 0xfffff;
+ }
- case TYPE_CODE_FUNC:
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr, 0);
- if (passed_a_ptr)
- fprintf_filtered (stream, ")");
- if (!demangled_args)
- fprintf_filtered (stream, "()");
- break;
+ if (is_nan)
+ {
+ /* The meaning of the sign and fraction is not defined by IEEE.
+ But the user might know what they mean. For example, they
+ (in an implementation-defined manner) distinguish between
+ signaling and quiet NaN's. */
+ if (high)
+ fprintf_filtered (stream, "-NaN(0x%lx%.8lx)" + nonnegative,
+ high, low);
+ else
+ fprintf_filtered (stream, "-NaN(0x%lx)" + nonnegative, low);
+ return;
+ }
+ }
+#endif /* IEEE_FLOAT. */
- case TYPE_CODE_UNDEF:
- case TYPE_CODE_STRUCT:
- case TYPE_CODE_UNION:
- case TYPE_CODE_ENUM:
- case TYPE_CODE_INT:
- case TYPE_CODE_FLT:
- case TYPE_CODE_VOID:
- case TYPE_CODE_ERROR:
- case TYPE_CODE_CHAR:
- case TYPE_CODE_BOOL:
- case TYPE_CODE_SET:
- case TYPE_CODE_RANGE:
- case TYPE_CODE_PASCAL_ARRAY:
- /* These types do not need a suffix. They are listed so that
- gcc -Wall will report types that may not have been considered. */
- break;
- }
+ doub = unpack_double (type, valaddr, &inv);
+ if (inv)
+ fprintf_filtered (stream, "<invalid float value>");
+ else
+ fprintf_filtered (stream, len <= sizeof(float) ? "%.9g" : "%.17g", doub);
}
-/* Print the name of the type (or the ultimate pointer target,
- function value or array element), or the description of a
- structure or union.
-
- SHOW nonzero means don't print this type as just its name;
- show its real definition even if it has a name.
- SHOW zero means print just typename or struct tag if there is one
- SHOW negative means abbreviate structure elements.
- SHOW is decremented for printing of structure elements.
-
- LEVEL is the depth to indent by.
- We increase it for some recursive calls. */
+/* VALADDR points to an integer of LEN bytes. Print it in hex on stream. */
static void
-type_print_base (type, stream, show, level)
- struct type *type;
+print_hex_chars (stream, valaddr, len)
FILE *stream;
- int show;
- int level;
+ unsigned char *valaddr;
+ unsigned len;
{
- char *name;
- register int i;
- register int len;
- register int lastval;
- char *mangled_name;
- char *demangled_name;
- enum {s_none, s_public, s_private, s_protected} section_type;
- QUIT;
-
- wrap_here (" ");
- if (type == NULL)
+ unsigned char *p;
+
+ fprintf_filtered (stream, "0x");
+#if TARGET_BYTE_ORDER == BIG_ENDIAN
+ for (p = valaddr;
+ p < valaddr + len;
+ p++)
+#else /* Little endian. */
+ for (p = valaddr + len - 1;
+ p >= valaddr;
+ p--)
+#endif
{
- fputs_filtered ("<type unknown>", stream);
- return;
+ fprintf_filtered (stream, "%02x", *p);
}
+}
- /* When SHOW is zero or less, and there is a valid type name, then always
- just print the type name directly from the type. */
+/* Called by various <lang>_val_print routines to print elements of an
+ array in the form "<elem1>, <elem2>, <elem3>, ...".
- if ((show <= 0) && (TYPE_NAME (type) != NULL))
- {
- fputs_filtered (TYPE_NAME (type), stream);
- return;
- }
+ (FIXME?) Assumes array element separator is a comma, which is correct
+ for all languages currently handled.
+ (FIXME?) Some languages have a notation for repeated array elements,
+ perhaps we should try to use that notation when appropriate.
+ */
- switch (TYPE_CODE (type))
+void
+val_print_array_elements (type, valaddr, address, stream, format, deref_ref,
+ recurse, pretty, i)
+ struct type *type;
+ char *valaddr;
+ CORE_ADDR address;
+ FILE *stream;
+ int format;
+ int deref_ref;
+ int recurse;
+ enum val_prettyprint pretty;
+ unsigned int i;
+{
+ unsigned int things_printed = 0;
+ unsigned len;
+ struct type *elttype;
+ unsigned eltlen;
+ /* Position of the array element we are examining to see
+ whether it is repeated. */
+ unsigned int rep1;
+ /* Number of repetitions we have detected so far. */
+ unsigned int reps;
+
+ elttype = TYPE_TARGET_TYPE (type);
+ eltlen = TYPE_LENGTH (elttype);
+ len = TYPE_LENGTH (type) / eltlen;
+
+ for (; i < len && things_printed < print_max; i++)
{
- case TYPE_CODE_ARRAY:
- case TYPE_CODE_PTR:
- case TYPE_CODE_MEMBER:
- case TYPE_CODE_REF:
- case TYPE_CODE_FUNC:
- case TYPE_CODE_METHOD:
- type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
- break;
-
- case TYPE_CODE_STRUCT:
- fprintf_filtered (stream,
- HAVE_CPLUS_STRUCT (type) ? "class " : "struct ");
- goto struct_union;
-
- case TYPE_CODE_UNION:
- fprintf_filtered (stream, "union ");
- struct_union:
- if (name = type_name_no_tag (type))
- {
- fputs_filtered (name, stream);
- fputs_filtered (" ", stream);
- wrap_here (" ");
- }
- if (show < 0)
- fprintf_filtered (stream, "{...}");
- else
+ if (i != 0)
{
- check_stub_type (type);
-
- type_print_derivation_info (stream, type);
-
- fprintf_filtered (stream, "{\n");
- if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0))
- {
- if (TYPE_FLAGS (type) & TYPE_FLAG_STUB)
- fprintfi_filtered (level + 4, stream, "<incomplete type>\n");
- else
- fprintfi_filtered (level + 4, stream, "<no data fields>\n");
- }
-
- /* Start off with no specific section type, so we can print
- one for the first field we find, and use that section type
- thereafter until we find another type. */
-
- section_type = s_none;
-
- /* If there is a base class for this type,
- do not print the field that it occupies. */
-
- len = TYPE_NFIELDS (type);
- for (i = TYPE_N_BASECLASSES (type); i < len; i++)
+ if (prettyprint_arrays)
{
- QUIT;
- /* Don't print out virtual function table. */
- if ((TYPE_FIELD_NAME (type, i))[5] == CPLUS_MARKER &&
- !strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5))
- continue;
-
- /* If this is a C++ class we can print the various C++ section
- labels. */
-
- if (HAVE_CPLUS_STRUCT (type))
- {
- if (TYPE_FIELD_PROTECTED (type, i))
- {
- if (section_type != s_protected)
- {
- section_type = s_protected;
- fprintfi_filtered (level + 2, stream,
- "protected:\n");
- }
- }
- else if (TYPE_FIELD_PRIVATE (type, i))
- {
- if (section_type != s_private)
- {
- section_type = s_private;
- fprintfi_filtered (level + 2, stream, "private:\n");
- }
- }
- else
- {
- if (section_type != s_public)
- {
- section_type = s_public;
- fprintfi_filtered (level + 2, stream, "public:\n");
- }
- }
- }
-
- print_spaces_filtered (level + 4, stream);
- if (TYPE_FIELD_STATIC (type, i))
- {
- fprintf_filtered (stream, "static ");
- }
- type_print_1 (TYPE_FIELD_TYPE (type, i),
- TYPE_FIELD_NAME (type, i),
- stream, show - 1, level + 4);
- if (!TYPE_FIELD_STATIC (type, i)
- && TYPE_FIELD_PACKED (type, i))
- {
- /* It is a bitfield. This code does not attempt
- to look at the bitpos and reconstruct filler,
- unnamed fields. This would lead to misleading
- results if the compiler does not put out fields
- for such things (I don't know what it does). */
- fprintf_filtered (stream, " : %d",
- TYPE_FIELD_BITSIZE (type, i));
- }
- fprintf_filtered (stream, ";\n");
+ fprintf_filtered (stream, ",\n");
+ print_spaces_filtered (2 + 2 * recurse, stream);
}
-
- /* If there are both fields and methods, put a space between. */
- len = TYPE_NFN_FIELDS (type);
- if (len && section_type != s_none)
- fprintf_filtered (stream, "\n");
-
- /* C++: print out the methods */
-
- for (i = 0; i < len; i++)
+ else
{
- struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
- int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
- char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
- int is_constructor = name && strcmp(method_name, name) == 0;
- for (j = 0; j < len2; j++)
- {
- QUIT;
- if (TYPE_FN_FIELD_PROTECTED (f, j))
- {
- if (section_type != s_protected)
- {
- section_type = s_protected;
- fprintfi_filtered (level + 2, stream,
- "protected:\n");
- }
- }
- else if (TYPE_FN_FIELD_PRIVATE (f, j))
- {
- if (section_type != s_private)
- {
- section_type = s_private;
- fprintfi_filtered (level + 2, stream, "private:\n");
- }
- }
- else
- {
- if (section_type != s_public)
- {
- section_type = s_public;
- fprintfi_filtered (level + 2, stream, "public:\n");
- }
- }
-
- print_spaces_filtered (level + 4, stream);
- if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
- fprintf_filtered (stream, "virtual ");
- else if (TYPE_FN_FIELD_STATIC_P (f, j))
- fprintf_filtered (stream, "static ");
- if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
- {
- /* Keep GDB from crashing here. */
- fprintf (stream, "<undefined type> %s;\n",
- TYPE_FN_FIELD_PHYSNAME (f, j));
- break;
- }
- else if (!is_constructor)
- {
- type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
- "", stream, 0);
- fputs_filtered (" ", stream);
- }
- if (TYPE_FN_FIELD_STUB (f, j))
- {
- /* Build something we can demangle. */
- mangled_name = gdb_mangle_name (type, i, j);
- demangled_name =
- cplus_demangle (mangled_name,
- DMGL_ANSI | DMGL_PARAMS);
- if (demangled_name == NULL)
- fprintf_filtered (stream, "<badly mangled name %s>",
- mangled_name);
- else
- {
- fprintf_filtered (stream, "%s",
- strchr (demangled_name, ':') + 2);
- free (demangled_name);
- }
- free (mangled_name);
- }
- else if (TYPE_FN_FIELD_PHYSNAME (f, j)[0] == '_'
- && TYPE_FN_FIELD_PHYSNAME (f, j)[1] == CPLUS_MARKER)
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j) + 1, "~",
- method_name, 0, stream);
- else
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j), "",
- method_name,
- TYPE_FN_FIELD_STATIC_P (f, j), stream);
-
- fprintf_filtered (stream, ";\n");
- }
+ fprintf_filtered (stream, ", ");
}
-
- fprintfi_filtered (level, stream, "}");
}
- break;
-
- case TYPE_CODE_ENUM:
- fprintf_filtered (stream, "enum ");
- if (name = type_name_no_tag (type))
+ wrap_here (n_spaces (2 + 2 * recurse));
+
+ rep1 = i + 1;
+ reps = 1;
+ while ((rep1 < len) &&
+ !memcmp (valaddr + i * eltlen, valaddr + rep1 * eltlen, eltlen))
+ {
+ ++reps;
+ ++rep1;
+ }
+
+ if (reps > repeat_count_threshold)
{
- fputs_filtered (name, stream);
- fputs_filtered (" ", stream);
+ val_print (elttype, valaddr + i * eltlen, 0, stream, format,
+ deref_ref, recurse + 1, pretty);
+ fprintf_filtered (stream, " <repeats %u times>", reps);
+ i = rep1 - 1;
+ things_printed += repeat_count_threshold;
}
- wrap_here (" ");
- if (show < 0)
- fprintf_filtered (stream, "{...}");
else
{
- fprintf_filtered (stream, "{");
- len = TYPE_NFIELDS (type);
- lastval = 0;
- for (i = 0; i < len; i++)
- {
- QUIT;
- if (i) fprintf_filtered (stream, ", ");
- wrap_here (" ");
- fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
- if (lastval != TYPE_FIELD_BITPOS (type, i))
- {
- fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i));
- lastval = TYPE_FIELD_BITPOS (type, i);
- }
- lastval++;
- }
- fprintf_filtered (stream, "}");
+ val_print (elttype, valaddr + i * eltlen, 0, stream, format,
+ deref_ref, recurse + 1, pretty);
+ things_printed++;
}
- break;
-
- case TYPE_CODE_VOID:
- fprintf_filtered (stream, "void");
- break;
-
- case TYPE_CODE_UNDEF:
- fprintf_filtered (stream, "struct <unknown>");
- break;
-
- case TYPE_CODE_ERROR:
- fprintf_filtered (stream, "<unknown type>");
- break;
-
- case TYPE_CODE_RANGE:
- /* This should not occur */
- fprintf_filtered (stream, "<range type>");
- break;
+ }
+ if (i < len)
+ {
+ fprintf_filtered (stream, "...");
+ }
+}
- default:
- /* Handle types not explicitly handled by the other cases,
- such as fundamental types. For these, just print whatever
- the type name is, as recorded in the type itself. If there
- is no type name, then complain. */
- if (TYPE_NAME (type) != NULL)
+static void
+value_print_array_elements (val, stream, format, pretty)
+ value val;
+ FILE *stream;
+ int format;
+ enum val_prettyprint pretty;
+{
+ unsigned int things_printed = 0;
+ register unsigned int i, n, typelen;
+ /* Position of the array elem we are examining to see if it is repeated. */
+ unsigned int rep1;
+ /* Number of repetitions we have detected so far. */
+ unsigned int reps;
+
+ n = VALUE_REPETITIONS (val);
+ typelen = TYPE_LENGTH (VALUE_TYPE (val));
+ for (i = 0; i < n && things_printed < print_max; i++)
+ {
+ if (i != 0)
+ {
+ fprintf_filtered (stream, ", ");
+ }
+ wrap_here ("");
+
+ rep1 = i + 1;
+ reps = 1;
+ while (rep1 < n && !memcmp (VALUE_CONTENTS (val) + typelen * i,
+ VALUE_CONTENTS (val) + typelen * rep1,
+ typelen))
+ {
+ ++reps;
+ ++rep1;
+ }
+
+ if (reps > repeat_count_threshold)
{
- fputs_filtered (TYPE_NAME (type), stream);
+ val_print (VALUE_TYPE (val), VALUE_CONTENTS (val) + typelen * i,
+ VALUE_ADDRESS (val) + typelen * i, stream, format, 1,
+ 0, pretty);
+ fprintf (stream, " <repeats %u times>", reps);
+ i = rep1 - 1;
+ things_printed += repeat_count_threshold;
}
else
{
- error ("Invalid type code (%d) in symbol table.", TYPE_CODE (type));
+ val_print (VALUE_TYPE (val), VALUE_CONTENTS (val) + typelen * i,
+ VALUE_ADDRESS (val) + typelen * i, stream, format, 1,
+ 0, pretty);
+ things_printed++;
}
- break;
+ }
+ if (i < n)
+ {
+ fprintf_filtered (stream, "...");
}
}
+
\f
#if 0
/* Validate an input or output radix setting, and make sure the user
&showprintlist);
add_show_from_set
- (add_set_cmd ("pretty", class_support, var_boolean, (char *)&prettyprint,
+ (add_set_cmd ("pretty", class_support, var_boolean,
+ (char *)&prettyprint_structs,
"Set prettyprinting of structures.",
&setprintlist),
&showprintlist);
&showprintlist);
add_show_from_set
- (add_set_cmd ("vtbl", class_support, var_boolean, (char *)&vtblprint,
- "Set printing of C++ virtual function tables.",
- &setprintlist),
- &showprintlist);
-
- add_show_from_set
- (add_set_cmd ("array", class_support, var_boolean, (char *)&arrayprint,
+ (add_set_cmd ("array", class_support, var_boolean,
+ (char *)&prettyprint_arrays,
"Set prettyprinting of arrays.",
&setprintlist),
&showprintlist);
- add_show_from_set
- (add_set_cmd ("object", class_support, var_boolean, (char *)&objectprint,
- "Set printing of object's derived type based on vtable info.",
- &setprintlist),
- &showprintlist);
-
add_show_from_set
(add_set_cmd ("address", class_support, var_boolean, (char *)&addressprint,
"Set printing of addresses.",
c->function.sfunc = set_radix;
/* Give people the defaults which they are used to. */
- prettyprint = 0;
+ prettyprint_structs = 0;
+ prettyprint_arrays = 0;
unionprint = 1;
- vtblprint = 0;
- arrayprint = 0;
addressprint = 1;
- objectprint = 0;
-
print_max = 200;
-
- obstack_begin (&dont_print_obstack, 32 * sizeof (struct type *));
}
projects / deliverable / binutils-gdb.git / blobdiff