struct type *
dwarf_expr_context::get_base_type (cu_offset die, int size)
{
- struct type *result;
-
- if (this->funcs->get_base_type)
- {
- result = this->funcs->get_base_type (this, die);
- if (result == NULL)
- error (_("Could not find type for DW_OP_GNU_const_type"));
- if (size != 0 && TYPE_LENGTH (result) != size)
- error (_("DW_OP_GNU_const_type has different sizes for type and data"));
- }
- else
- /* Anything will do. */
- result = builtin_type (this->gdbarch)->builtin_int;
-
+ struct type *result = this->impl_get_base_type (die);
+ if (result == NULL)
+ error (_("Could not find type for DW_OP_GNU_const_type"));
+ if (size != 0 && TYPE_LENGTH (result) != size)
+ error (_("DW_OP_GNU_const_type has different sizes for type and data"));
return result;
}
case DW_OP_GNU_addr_index:
op_ptr = safe_read_uleb128 (op_ptr, op_end, &uoffset);
- result = (this->funcs->get_addr_index) (this->baton, uoffset);
+ result = this->get_addr_index (uoffset);
result += this->offset;
result_val = value_from_ulongest (address_type, result);
break;
case DW_OP_GNU_const_index:
op_ptr = safe_read_uleb128 (op_ptr, op_end, &uoffset);
- result = (this->funcs->get_addr_index) (this->baton, uoffset);
+ result = this->get_addr_index (uoffset);
result_val = value_from_ulongest (address_type, result);
break;
case DW_OP_breg31:
{
op_ptr = safe_read_sleb128 (op_ptr, op_end, &offset);
- result = (this->funcs->read_addr_from_reg) (this->baton,
- op - DW_OP_breg0);
+ result = this->read_addr_from_reg (op - DW_OP_breg0);
result += offset;
result_val = value_from_ulongest (address_type, result);
}
{
op_ptr = safe_read_uleb128 (op_ptr, op_end, ®);
op_ptr = safe_read_sleb128 (op_ptr, op_end, &offset);
- result = (this->funcs->read_addr_from_reg) (this->baton, reg);
+ result = this->read_addr_from_reg (reg);
result += offset;
result_val = value_from_ulongest (address_type, result);
}
/* FIXME: cagney/2003-03-26: This code should be using
get_frame_base_address(), and then implement a dwarf2
specific this_base method. */
- (this->funcs->get_frame_base) (this->baton, &datastart, &datalen);
+ this->get_frame_base (&datastart, &datalen);
eval (datastart, datalen);
if (this->location == DWARF_VALUE_MEMORY)
result = fetch_address (0);
else if (this->location == DWARF_VALUE_REGISTER)
- result = (this->funcs->read_addr_from_reg)
- (this->baton,
- value_as_long (fetch (0)));
+ result = this->read_addr_from_reg (value_as_long (fetch (0)));
else
error (_("Not implemented: computing frame "
"base using explicit value operator"));
else
type = address_type;
- (this->funcs->read_mem) (this->baton, buf, addr, addr_size);
+ this->read_mem (buf, addr, addr_size);
/* If the size of the object read from memory is different
from the type length, we need to zero-extend it. */
break;
case DW_OP_call_frame_cfa:
- result = (this->funcs->get_frame_cfa) (this->baton);
+ result = this->get_frame_cfa ();
result_val = value_from_ulongest (address_type, result);
in_stack_memory = 1;
break;
returned. */
result = value_as_long (fetch (0));
pop ();
- result = (this->funcs->get_tls_address) (this->baton, result);
+ result = this->get_tls_address (result);
result_val = value_from_ulongest (address_type, result);
break;
offset.cu_off = extract_unsigned_integer (op_ptr, 2, byte_order);
op_ptr += 2;
- this->funcs->dwarf_call (this, offset);
+ this->dwarf_call (offset);
}
goto no_push;
offset.cu_off = extract_unsigned_integer (op_ptr, 4, byte_order);
op_ptr += 4;
- this->funcs->dwarf_call (this, offset);
+ this->dwarf_call (offset);
}
goto no_push;
if (kind_u.dwarf_reg != -1)
{
op_ptr += len;
- this->funcs->push_dwarf_reg_entry_value (this,
- CALL_SITE_PARAMETER_DWARF_REG,
- kind_u,
- -1 /* deref_size */);
+ this->push_dwarf_reg_entry_value (CALL_SITE_PARAMETER_DWARF_REG,
+ kind_u,
+ -1 /* deref_size */);
goto no_push;
}
if (deref_size == -1)
deref_size = this->addr_size;
op_ptr += len;
- this->funcs->push_dwarf_reg_entry_value (this,
- CALL_SITE_PARAMETER_DWARF_REG,
- kind_u, deref_size);
+ this->push_dwarf_reg_entry_value (CALL_SITE_PARAMETER_DWARF_REG,
+ kind_u, deref_size);
goto no_push;
}
kind_u.param_offset.cu_off = extract_unsigned_integer (op_ptr, 4,
byte_order);
op_ptr += 4;
- this->funcs->push_dwarf_reg_entry_value (this,
- CALL_SITE_PARAMETER_PARAM_OFFSET,
- kind_u,
- -1 /* deref_size */);
+ this->push_dwarf_reg_entry_value (CALL_SITE_PARAMETER_PARAM_OFFSET,
+ kind_u,
+ -1 /* deref_size */);
}
goto no_push;
type_die.cu_off = uoffset;
type = get_base_type (type_die, 0);
- result_val = this->funcs->get_reg_value (this->baton, type, reg);
+ result_val = this->get_reg_value (type, reg);
}
break;
case DW_OP_push_object_address:
/* Return the address of the object we are currently observing. */
- result = (this->funcs->get_object_address) (this->baton);
+ result = this->get_object_address ();
result_val = value_from_ulongest (address_type, result);
break;
gdb_assert (this->recursion_depth >= 0);
}
-/* Stub dwarf_expr_context_funcs.get_frame_base implementation. */
-
-void
-ctx_no_get_frame_base (void *baton, const gdb_byte **start, size_t *length)
-{
- error (_("%s is invalid in this context"), "DW_OP_fbreg");
-}
-
-/* Stub dwarf_expr_context_funcs.get_frame_cfa implementation. */
-
-CORE_ADDR
-ctx_no_get_frame_cfa (void *baton)
-{
- error (_("%s is invalid in this context"), "DW_OP_call_frame_cfa");
-}
-
-/* Stub dwarf_expr_context_funcs.get_frame_pc implementation. */
-
-CORE_ADDR
-ctx_no_get_frame_pc (void *baton)
-{
- error (_("%s is invalid in this context"), "DW_OP_GNU_implicit_pointer");
-}
-
-/* Stub dwarf_expr_context_funcs.get_tls_address implementation. */
-
-CORE_ADDR
-ctx_no_get_tls_address (void *baton, CORE_ADDR offset)
-{
- error (_("%s is invalid in this context"), "DW_OP_form_tls_address");
-}
-
-/* Stub dwarf_expr_context_funcs.dwarf_call implementation. */
-
-void
-ctx_no_dwarf_call (struct dwarf_expr_context *ctx, cu_offset die_offset)
-{
- error (_("%s is invalid in this context"), "DW_OP_call*");
-}
-
-/* Stub dwarf_expr_context_funcs.get_base_type implementation. */
-
-struct type *
-ctx_no_get_base_type (struct dwarf_expr_context *ctx, cu_offset die)
-{
- error (_("Support for typed DWARF is not supported in this context"));
-}
-
-/* Stub dwarf_expr_context_funcs.push_dwarf_block_entry_value
- implementation. */
-
-void
-ctx_no_push_dwarf_reg_entry_value (struct dwarf_expr_context *ctx,
- enum call_site_parameter_kind kind,
- union call_site_parameter_u kind_u,
- int deref_size)
-{
- internal_error (__FILE__, __LINE__,
- _("Support for DW_OP_GNU_entry_value is unimplemented"));
-}
-
-/* Stub dwarf_expr_context_funcs.get_addr_index implementation. */
-
-CORE_ADDR
-ctx_no_get_addr_index (void *baton, unsigned int index)
-{
- error (_("%s is invalid in this context"), "DW_OP_GNU_addr_index");
-}
-
/* Provide a prototype to silence -Wmissing-prototypes. */
extern initialize_file_ftype _initialize_dwarf2expr;
projects / deliverable / binutils-gdb.git / blobdiff