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[deliverable/binutils-gdb.git] / gdb / m2-valprint.c
diff --git a/gdb/m2-valprint.c b/gdb/m2-valprint.c
index 41fb8fe692443a47c27e46461a9d57afeaa1b0eb..ed997b16b60d701d52610242a7b81e1fa8dd8902 100644 (file)
--- a/gdb/m2-valprint.c
+++ b/gdb/m2-valprint.c
@@ -1,7 +1,7 @@
 /* Support for printing Modula 2 values for GDB, the GNU debugger.
 
    Copyright (C) 1986, 1988, 1989, 1991, 1992, 1996, 1998, 2000, 2005, 2006,
-                 2007, 2008, 2009 Free Software Foundation, Inc.
+                 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -38,6 +38,7 @@ static void
 m2_print_array_contents (struct type *type, const gdb_byte *valaddr,
                         int embedded_offset, CORE_ADDR address,
                         struct ui_file *stream, int recurse,
+                        const struct value *val,
                         const struct value_print_options *options,
                         int len);
 
@@ -46,11 +47,10 @@ m2_print_array_contents (struct type *type, const gdb_byte *valaddr,
    stream STREAM.  */
 
 static void
-print_function_pointer_address (CORE_ADDR address, struct ui_file *stream,
-                               int addressprint)
+print_function_pointer_address (struct gdbarch *gdbarch, CORE_ADDR address,
+                               struct ui_file *stream, int addressprint)
 {
-  CORE_ADDR func_addr = gdbarch_convert_from_func_ptr_addr (current_gdbarch,
-                                                           address,
+  CORE_ADDR func_addr = gdbarch_convert_from_func_ptr_addr (gdbarch, address,
                                                            &current_target);
 
   /* If the function pointer is represented by a description, print the
@@ -58,10 +58,10 @@ print_function_pointer_address (CORE_ADDR address, struct ui_file *stream,
   if (addressprint && func_addr != address)
     {
       fputs_filtered ("@", stream);
-      fputs_filtered (paddress (address), stream);
+      fputs_filtered (paddress (gdbarch, address), stream);
       fputs_filtered (": ", stream);
     }
-  print_address_demangle (func_addr, stream, demangle);
+  print_address_demangle (gdbarch, func_addr, stream, demangle);
 }
 
 /* get_long_set_bounds - assigns the bounds of the long set to low and
@@ -119,8 +119,6 @@ m2_print_long_set (struct type *type, const gdb_byte *valaddr,
     }
 
   target = TYPE_TARGET_TYPE (range);
-  if (target == NULL)
-    target = builtin_type_int32;
 
   if (get_discrete_bounds (range, &field_low, &field_high) >= 0)
     {
@@ -165,8 +163,6 @@ m2_print_long_set (struct type *type, const gdb_byte *valaddr,
              if (get_discrete_bounds (range, &field_low, &field_high) < 0)
                break;
              target = TYPE_TARGET_TYPE (range);
-             if (target == NULL)
-               target = builtin_type_int32;
            }
        }
       if (element_seen)
@@ -205,9 +201,10 @@ m2_print_unbounded_array (struct type *type, const gdb_byte *valaddr,
   len = unpack_field_as_long (type, valaddr + embedded_offset, 1);
 
   fprintf_filtered (stream, "{");  
-  m2_print_array_contents (value_type (val), value_contents(val),
+  m2_print_array_contents (value_type (val),
+                          value_contents_for_printing (val),
                           value_embedded_offset (val), addr, stream,
-                          recurse, options, len);
+                          recurse, val, options, len);
   fprintf_filtered (stream, ", HIGH = %d}", (int) len);
 }
 
@@ -217,18 +214,20 @@ print_unpacked_pointer (struct type *type,
                        const struct value_print_options *options,
                        struct ui_file *stream)
 {
+  struct gdbarch *gdbarch = get_type_arch (type);
   struct type *elttype = check_typedef (TYPE_TARGET_TYPE (type));
 
   if (TYPE_CODE (elttype) == TYPE_CODE_FUNC)
     {
       /* Try to print what function it points to.  */
-      print_function_pointer_address (addr, stream, options->addressprint);
+      print_function_pointer_address (gdbarch, addr, stream,
+                                     options->addressprint);
       /* Return value is irrelevant except for string pointers.  */
       return 0;
     }
 
   if (options->addressprint && options->format != 's')
-    fputs_filtered (paddress (address), stream);
+    fputs_filtered (paddress (gdbarch, address), stream);
 
   /* For a pointer to char or unsigned char, also print the string
      pointed to, unless pointer is null.  */
@@ -237,7 +236,7 @@ print_unpacked_pointer (struct type *type,
       && TYPE_CODE (elttype) == TYPE_CODE_INT
       && (options->format == 0 || options->format == 's')
       && addr != 0)
-    return val_print_string (TYPE_TARGET_TYPE (type), addr, -1,
+    return val_print_string (TYPE_TARGET_TYPE (type), NULL, addr, -1,
                             stream, options);
   
   return 0;
@@ -250,17 +249,19 @@ print_variable_at_address (struct type *type,
                           int recurse,
                           const struct value_print_options *options)
 {
+  struct gdbarch *gdbarch = get_type_arch (type);
   CORE_ADDR addr = unpack_pointer (type, valaddr);
   struct type *elttype = check_typedef (TYPE_TARGET_TYPE (type));
 
   fprintf_filtered (stream, "[");
-  fputs_filtered (paddress (addr), stream);
+  fputs_filtered (paddress (gdbarch, addr), stream);
   fprintf_filtered (stream, "] : ");
   
   if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF)
     {
       struct value *deref_val =
        value_at (TYPE_TARGET_TYPE (type), unpack_pointer (type, valaddr));
+
       common_val_print (deref_val, stream, recurse, options, current_language);
     }
   else
@@ -278,6 +279,7 @@ static void
 m2_print_array_contents (struct type *type, const gdb_byte *valaddr,
                         int embedded_offset, CORE_ADDR address,
                         struct ui_file *stream, int recurse,
+                        const struct value *val,
                         const struct value_print_options *options,
                         int len)
 {
@@ -295,36 +297,34 @@ m2_print_array_contents (struct type *type, const gdb_byte *valaddr,
           || ((current_language->la_language == language_m2)
               && (TYPE_CODE (type) == TYPE_CODE_CHAR)))
          && (options->format == 0 || options->format == 's'))
-       val_print_string (type, address, len+1, stream, options);
+       val_print_string (type, NULL, address, len+1, stream, options);
       else
        {
          fprintf_filtered (stream, "{");
-         val_print_array_elements (type, valaddr + embedded_offset,
-                                   address, stream, recurse, options, 0);
+         val_print_array_elements (type, valaddr, embedded_offset,
+                                   address, stream, recurse, val,
+                                   options, 0);
          fprintf_filtered (stream, "}");
        }
     }
 }
 
 
-/* Print data of type TYPE located at VALADDR (within GDB), which came from
-   the inferior at address ADDRESS, onto stdio stream STREAM according to
-   OPTIONS.  The data at VALADDR is in target byte order.
-
-   If the data are a string pointer, returns the number of string characters
-   printed.  */
+/* See val_print for a description of the various parameters of this
+   function; they are identical.  The semantics of the return value is
+   also identical to val_print.  */
 
 int
 m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
              CORE_ADDR address, struct ui_file *stream, int recurse,
+             const struct value *original_value,
              const struct value_print_options *options)
 {
-  unsigned int i = 0;  /* Number of characters printed */
+  struct gdbarch *gdbarch = get_type_arch (type);
+  unsigned int i = 0;  /* Number of characters printed.  */
   unsigned len;
   struct type *elttype;
   unsigned eltlen;
-  int length_pos, length_size, string_pos;
-  int char_size;
   LONGEST val;
   CORE_ADDR addr;
 
@@ -352,7 +352,7 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
                {
                  unsigned int temp_len;
 
-                 /* Look for a NULL char. */
+                 /* Look for a NULL char.  */
                  for (temp_len = 0;
                       (valaddr + embedded_offset)[temp_len]
                         && temp_len < len && temp_len < options->print_max;
@@ -361,15 +361,17 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
                }
 
              LA_PRINT_STRING (stream, TYPE_TARGET_TYPE (type),
-                              valaddr + embedded_offset, len, 0,
-                              options);
+                              valaddr + embedded_offset, len, NULL,
+                              0, options);
              i = len;
            }
          else
            {
              fprintf_filtered (stream, "{");
-             val_print_array_elements (type, valaddr + embedded_offset,
-                                       address, stream, recurse, options, 0);
+             val_print_array_elements (type, valaddr, embedded_offset,
+                                       address, stream,
+                                       recurse, original_value,
+                                       options, 0);
              fprintf_filtered (stream, "}");
            }
          break;
@@ -383,8 +385,8 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
        print_variable_at_address (type, valaddr + embedded_offset,
                                   stream, recurse, options);
       else if (options->format && options->format != 's')
-       print_scalar_formatted (valaddr + embedded_offset, type,
-                               options, 0, stream);
+       val_print_scalar_formatted (type, valaddr, embedded_offset,
+                                   original_value, options, 0, stream);
       else
        {
          addr = unpack_pointer (type, valaddr + embedded_offset);
@@ -398,8 +400,9 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
        {
          CORE_ADDR addr
            = extract_typed_address (valaddr + embedded_offset, type);
+
          fprintf_filtered (stream, "@");
-         fputs_filtered (paddress (addr), stream);
+         fputs_filtered (paddress (gdbarch, addr), stream);
          if (options->deref_ref)
            fputs_filtered (": ", stream);
        }
@@ -412,6 +415,7 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
                value_at
                (TYPE_TARGET_TYPE (type),
                 unpack_pointer (type, valaddr + embedded_offset));
+
              common_val_print (deref_val, stream, recurse, options,
                                current_language);
            }
@@ -436,14 +440,15 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
                                  address, stream, recurse, options);
       else
        cp_print_value_fields (type, type, valaddr, embedded_offset,
-                              address, stream, recurse, options, NULL, 0);
+                              address, stream, recurse, original_value,
+                              options, NULL, 0);
       break;
 
     case TYPE_CODE_ENUM:
       if (options->format)
        {
-         print_scalar_formatted (valaddr + embedded_offset, type,
-                                 options, 0, stream);
+         val_print_scalar_formatted (type, valaddr, embedded_offset,
+                                     original_value, options, 0, stream);
          break;
        }
       len = TYPE_NFIELDS (type);
@@ -469,8 +474,8 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
     case TYPE_CODE_FUNC:
       if (options->format)
        {
-         print_scalar_formatted (valaddr + embedded_offset, type,
-                                 options, 0, stream);
+         val_print_scalar_formatted (type, valaddr, embedded_offset,
+                                     original_value, options, 0, stream);
          break;
        }
       /* FIXME, we should consider, at least for ANSI C language, eliminating
@@ -479,17 +484,18 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
       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);
+      print_address_demangle (gdbarch, address, stream, demangle);
       break;
 
     case TYPE_CODE_BOOL:
       if (options->format || options->output_format)
        {
          struct value_print_options opts = *options;
+
          opts.format = (options->format ? options->format
                         : options->output_format);
-         print_scalar_formatted (valaddr + embedded_offset, type,
-                                 &opts, 0, stream);
+         val_print_scalar_formatted (type, valaddr, embedded_offset,
+                                     original_value, &opts, 0, stream);
        }
       else
        {
@@ -507,7 +513,7 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
       if (TYPE_LENGTH (type) == TYPE_LENGTH (TYPE_TARGET_TYPE (type)))
        {
          m2_val_print (TYPE_TARGET_TYPE (type), valaddr, embedded_offset,
-                       address, stream, recurse, options);
+                       address, stream, recurse, original_value, options);
          break;
        }
       /* FIXME: create_range_type does not set the unsigned bit in a
@@ -523,10 +529,11 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
       if (options->format || options->output_format)
        {
          struct value_print_options opts = *options;
+
          opts.format = (options->format ? options->format
                         : options->output_format);
-         print_scalar_formatted (valaddr + embedded_offset, type,
-                                 &opts, 0, stream);
+         val_print_scalar_formatted (type, valaddr, embedded_offset,
+                                     original_value, &opts, 0, stream);
        }
       else
        val_print_type_code_int (type, valaddr + embedded_offset, stream);
@@ -536,10 +543,11 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
       if (options->format || options->output_format)
        {
          struct value_print_options opts = *options;
+
          opts.format = (options->format ? options->format
                         : options->output_format);
-         print_scalar_formatted (valaddr + embedded_offset, type,
-                                 &opts, 0, stream);
+         val_print_scalar_formatted (type, valaddr, embedded_offset,
+                                     original_value, &opts, 0, stream);
        }
       else
        {
@@ -555,8 +563,8 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
 
     case TYPE_CODE_FLT:
       if (options->format)
-       print_scalar_formatted (valaddr + embedded_offset, type,
-                               options, 0, stream);
+       val_print_scalar_formatted (type, valaddr, embedded_offset,
+                                   original_value, options, 0, stream);
       else
        print_floating (valaddr + embedded_offset, type, stream);
       break;
@@ -599,6 +607,7 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
            {
              int element = value_bit_index (type, valaddr + embedded_offset,
                                             i);
+
              if (element < 0)
                {
                  i = element;
@@ -618,6 +627,7 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
                                          ++i))
                    {
                      int j = i;
+
                      fputs_filtered ("..", stream);
                      while (i + 1 <= high_bound
                             && value_bit_index (type,
@@ -641,7 +651,7 @@ m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
       break;
 
     case TYPE_CODE_ERROR:
-      fprintf_filtered (stream, _("<error type>"));
+      fprintf_filtered (stream, "%s", TYPE_ERROR_NAME (type));
       break;
 
     case TYPE_CODE_UNDEF:
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