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[deliverable/binutils-gdb.git] / gdb / gnu-v3-abi.c

diff --git a/gdb/gnu-v3-abi.c b/gdb/gnu-v3-abi.c
index f5d3d13a537c7e283409aa2360a94f9946b4e085..d630ec07b11175e8a4610bf79e88a5d5c569ad5b 100644 (file)
--- a/gdb/gnu-v3-abi.c
+++ b/gdb/gnu-v3-abi.c
@@ -1,7 +1,7 @@
 /* Abstraction of GNU v3 abi.
    Contributed by Jim Blandy <jimb@redhat.com>
 
-   Copyright (C) 2001-2017 Free Software Foundation, Inc.
+   Copyright (C) 2001-2019 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -28,6 +28,7 @@
 #include "c-lang.h"
 #include "typeprint.h"
 #include <algorithm>
+#include "cli/cli-style.h"
 
 static struct cp_abi_ops gnu_v3_abi_ops;
 
@@ -161,10 +162,10 @@ build_gdb_vtable_type (struct gdbarch *arch)
   /* We assumed in the allocation above that there were four fields.  */
   gdb_assert (field == (field_list + 4));
 
-  t = arch_type (arch, TYPE_CODE_STRUCT, offset, NULL);
+  t = arch_type (arch, TYPE_CODE_STRUCT, offset * TARGET_CHAR_BIT, NULL);
   TYPE_NFIELDS (t) = field - field_list;
   TYPE_FIELDS (t) = field_list;
-  TYPE_TAG_NAME (t) = "gdb_gnu_v3_abi_vtable";
+  TYPE_NAME (t) = "gdb_gnu_v3_abi_vtable";
   INIT_CPLUS_SPECIFIC (t);
 
   return make_type_with_address_space (t, TYPE_INSTANCE_FLAG_CODE_SPACE);
@@ -299,8 +300,9 @@ gnuv3_rtti_type (struct value *value,
   LONGEST offset_to_top;
   const char *atsign;
 
-  /* We only have RTTI for class objects.  */
-  if (TYPE_CODE (values_type) != TYPE_CODE_STRUCT)
+  /* We only have RTTI for dynamic class objects.  */
+  if (TYPE_CODE (values_type) != TYPE_CODE_STRUCT
+      || !gnuv3_dynamic_class (values_type))
     return NULL;
 
   /* Determine architecture.  */
@@ -326,7 +328,7 @@ gnuv3_rtti_type (struct value *value,
      If we didn't like this approach, we could instead look in the
      type_info object itself to get the class name.  But this way
      should work just as well, and doesn't read target memory.  */
-  vtable_symbol_name = MSYMBOL_DEMANGLED_NAME (vtable_symbol);
+  vtable_symbol_name = vtable_symbol->demangled_name ();
   if (vtable_symbol_name == NULL
       || !startswith (vtable_symbol_name, "vtable for "))
     {
@@ -391,7 +393,7 @@ gnuv3_get_virtual_fn (struct gdbarch *gdbarch, struct value *container,
   /* If this architecture uses function descriptors directly in the vtable,
      then the address of the vtable entry is actually a "function pointer"
      (i.e. points to the descriptor).  We don't need to scale the index
-     by the size of a function descriptor; GCC does that before outputing
+     by the size of a function descriptor; GCC does that before outputting
      debug information.  */
   if (gdbarch_vtable_function_descriptors (gdbarch))
     vfn = value_addr (vfn);
@@ -676,7 +678,7 @@ gnuv3_make_method_ptr (struct type *type, gdb_byte *contents,
 {
   struct gdbarch *gdbarch = get_type_arch (type);
   int size = TYPE_LENGTH (builtin_type (gdbarch)->builtin_data_ptr);
-  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+  enum bfd_endian byte_order = type_byte_order (type);
 
   /* FIXME drow/2006-12-24: The adjustment of "this" is currently
      always zero, since the method pointer is of the correct type.
@@ -905,16 +907,16 @@ print_one_vtable (struct gdbarch *gdbarch, struct value *value,
       if (gdbarch_vtable_function_descriptors (gdbarch))
        vfn = value_addr (vfn);
 
-      TRY
+      try
        {
          addr = value_as_address (vfn);
        }
-      CATCH (ex, RETURN_MASK_ERROR)
+      catch (const gdb_exception_error &ex)
        {
-         printf_filtered (_("<error: %s>"), ex.message);
+         fprintf_styled (gdb_stdout, metadata_style.style (),
+                         _("<error: %s>"), ex.what ());
          got_error = 1;
        }
-      END_CATCH
 
       if (!got_error)
        print_function_pointer_address (opts, gdbarch, addr, gdb_stdout);
@@ -1024,10 +1026,10 @@ build_std_type_info_type (struct gdbarch *arch)
 
   gdb_assert (field == (field_list + 2));
 
-  t = arch_type (arch, TYPE_CODE_STRUCT, offset, NULL);
+  t = arch_type (arch, TYPE_CODE_STRUCT, offset * TARGET_CHAR_BIT, NULL);
   TYPE_NFIELDS (t) = field - field_list;
   TYPE_FIELDS (t) = field_list;
-  TYPE_TAG_NAME (t) = "gdb_gnu_v3_type_info";
+  TYPE_NAME (t) = "gdb_gnu_v3_type_info";
   INIT_CPLUS_SPECIFIC (t);
 
   return t;
@@ -1146,11 +1148,11 @@ gnuv3_get_typename_from_type_info (struct value *type_info_ptr)
 
 #define TYPEINFO_PREFIX "typeinfo for "
 #define TYPEINFO_PREFIX_LEN (sizeof (TYPEINFO_PREFIX) - 1)
-  symname = MSYMBOL_DEMANGLED_NAME (typeinfo_sym.minsym);
+  symname = typeinfo_sym.minsym->demangled_name ();
   if (symname == NULL || strncmp (symname, TYPEINFO_PREFIX,
                                  TYPEINFO_PREFIX_LEN))
     error (_("typeinfo symbol '%s' has unexpected name"),
-          MSYMBOL_LINKAGE_NAME (typeinfo_sym.minsym));
+          typeinfo_sym.minsym->linkage_name ());
   class_name = symname + TYPEINFO_PREFIX_LEN;
 
   /* Strip off @plt and version suffixes.  */
@@ -1200,7 +1202,7 @@ gnuv3_skip_trampoline (struct frame_info *frame, CORE_ADDR stop_pc)
   /* The symbol's demangled name should be something like "virtual
      thunk to FUNCTION", where FUNCTION is the name of the function
      being thunked to.  */
-  thunk_name = MSYMBOL_DEMANGLED_NAME (thunk_sym.minsym);
+  thunk_name = thunk_sym.minsym->demangled_name ();
   if (thunk_name == NULL || strstr (thunk_name, " thunk to ") == NULL)
     return 0;
 
@@ -1216,7 +1218,7 @@ gnuv3_skip_trampoline (struct frame_info *frame, CORE_ADDR stop_pc)
      of the real function from the function descriptor before passing on
      the address to other layers of GDB.  */
   func_addr = gdbarch_convert_from_func_ptr_addr (gdbarch, method_stop_pc,
-                                                  &current_target);
+                                                 current_top_target ());
   if (func_addr != 0)
     method_stop_pc = func_addr;
 
@@ -1358,8 +1360,6 @@ init_gnuv3_ops (void)
   gnu_v3_abi_ops.pass_by_reference = gnuv3_pass_by_reference;
 }
 
-extern initialize_file_ftype _initialize_gnu_v3_abi; /* -Wmissing-prototypes */
-
 void
 _initialize_gnu_v3_abi (void)
 {