#include "build-id.h"
#include <fcntl.h>
-#include <string.h>
-#include "gdb_assert.h"
#include <sys/types.h>
typedef struct symbol *symbolp;
However we can enter this file with just a "per_cu" handle. */
struct objfile *objfile;
- /* When using partial symbol tables, the 'psymtab' field is active.
- Otherwise the 'quick' field is active. */
+ /* When dwarf2_per_objfile->using_index is true, the 'quick' field
+ is active. Otherwise, the 'psymtab' field is active. */
union
{
/* The partial symbol table associated with this compilation unit,
TYPE_LENGTH (type) = 0;
}
- if (producer_is_icc (cu))
+ if (producer_is_icc (cu) && (TYPE_LENGTH (type) == 0))
{
/* ICC does not output the required DW_AT_declaration
on incomplete types, but gives them a size of zero. */
+ TYPE_STUB (type) = 1;
}
else
TYPE_STUB_SUPPORTED (type) = 1;
return set_die_type (die, type, cu);
}
+/* Add the given cv-qualifiers to the element type of the array. GCC
+ outputs DWARF type qualifiers that apply to an array, not the
+ element type. But GDB relies on the array element type to carry
+ the cv-qualifiers. This mimics section 6.7.3 of the C99
+ specification. */
+
+static struct type *
+add_array_cv_type (struct die_info *die, struct dwarf2_cu *cu,
+ struct type *base_type, int cnst, int voltl)
+{
+ struct type *el_type, *inner_array;
+
+ base_type = copy_type (base_type);
+ inner_array = base_type;
+
+ while (TYPE_CODE (TYPE_TARGET_TYPE (inner_array)) == TYPE_CODE_ARRAY)
+ {
+ TYPE_TARGET_TYPE (inner_array) =
+ copy_type (TYPE_TARGET_TYPE (inner_array));
+ inner_array = TYPE_TARGET_TYPE (inner_array);
+ }
+
+ el_type = TYPE_TARGET_TYPE (inner_array);
+ cnst |= TYPE_CONST (el_type);
+ voltl |= TYPE_VOLATILE (el_type);
+ TYPE_TARGET_TYPE (inner_array) = make_cv_type (cnst, voltl, el_type, NULL);
+
+ return set_die_type (die, base_type, cu);
+}
+
static struct type *
read_tag_const_type (struct die_info *die, struct dwarf2_cu *cu)
{
/* In case the const qualifier is applied to an array type, the element type
is so qualified, not the array type (section 6.7.3 of C99). */
if (TYPE_CODE (base_type) == TYPE_CODE_ARRAY)
- {
- struct type *el_type, *inner_array;
-
- base_type = copy_type (base_type);
- inner_array = base_type;
-
- while (TYPE_CODE (TYPE_TARGET_TYPE (inner_array)) == TYPE_CODE_ARRAY)
- {
- TYPE_TARGET_TYPE (inner_array) =
- copy_type (TYPE_TARGET_TYPE (inner_array));
- inner_array = TYPE_TARGET_TYPE (inner_array);
- }
-
- el_type = TYPE_TARGET_TYPE (inner_array);
- TYPE_TARGET_TYPE (inner_array) =
- make_cv_type (1, TYPE_VOLATILE (el_type), el_type, NULL);
-
- return set_die_type (die, base_type, cu);
- }
+ return add_array_cv_type (die, cu, base_type, 1, 0);
cv_type = make_cv_type (1, TYPE_VOLATILE (base_type), base_type, 0);
return set_die_type (die, cv_type, cu);
if (cv_type)
return cv_type;
+ /* In case the volatile qualifier is applied to an array type, the
+ element type is so qualified, not the array type (section 6.7.3
+ of C99). */
+ if (TYPE_CODE (base_type) == TYPE_CODE_ARRAY)
+ return add_array_cv_type (die, cu, base_type, 0, 1);
+
cv_type = make_cv_type (TYPE_CONST (base_type), 1, base_type, 0);
return set_die_type (die, cv_type, cu);
}
static void
dwarf_decode_lines_1 (struct line_header *lh, const char *comp_dir,
- struct dwarf2_cu *cu, struct partial_symtab *pst)
+ struct dwarf2_cu *cu, const int decode_for_pst_p)
{
const gdb_byte *line_ptr, *extended_end;
const gdb_byte *line_end;
struct objfile *objfile = cu->objfile;
bfd *abfd = objfile->obfd;
struct gdbarch *gdbarch = get_objfile_arch (objfile);
- const int decode_for_pst_p = (pst != NULL);
struct subfile *last_subfile = NULL;
void (*p_record_line) (struct subfile *subfile, int line, CORE_ADDR pc)
= record_line;
CORE_ADDR address = 0;
unsigned int file = 1;
unsigned int line = 1;
- unsigned int column = 0;
int is_stmt = lh->default_is_stmt;
- int basic_block = 0;
int end_sequence = 0;
CORE_ADDR addr;
unsigned char op_index = 0;
if (op_code >= lh->opcode_base)
{
- /* Special operand. */
+ /* Special opcode. */
+
adj_opcode = op_code - lh->opcode_base;
address += (((op_index + (adj_opcode / lh->line_range))
/ lh->maximum_ops_per_instruction)
(*p_record_line) (current_subfile, line, addr);
}
}
- basic_block = 0;
}
else switch (op_code)
{
(*p_record_line) (current_subfile, line, addr);
}
}
- basic_block = 0;
break;
case DW_LNS_advance_pc:
{
}
break;
case DW_LNS_set_column:
- column = read_unsigned_leb128 (abfd, line_ptr, &bytes_read);
+ (void) read_unsigned_leb128 (abfd, line_ptr, &bytes_read);
line_ptr += bytes_read;
break;
case DW_LNS_negate_stmt:
is_stmt = (!is_stmt);
break;
case DW_LNS_set_basic_block:
- basic_block = 1;
break;
/* Add to the address register of the state machine the
address increment value corresponding to special opcode
struct subfile *first_subfile = current_subfile;
if (want_line_info)
- dwarf_decode_lines_1 (lh, comp_dir, cu, pst);
+ dwarf_decode_lines_1 (lh, comp_dir, cu, decode_for_pst_p);
if (decode_for_pst_p)
{