{
CORE_ADDR result;
- if (buf_end - buf < TARGET_ADDR_BIT / TARGET_CHAR_BIT)
+ if (buf_end - buf < gdbarch_addr_bit (current_gdbarch) / TARGET_CHAR_BIT)
error (_("dwarf2_read_address: Corrupted DWARF expression."));
- *bytes_read = TARGET_ADDR_BIT / TARGET_CHAR_BIT;
+ *bytes_read = gdbarch_addr_bit (current_gdbarch) / TARGET_CHAR_BIT;
/* For most architectures, calling extract_unsigned_integer() alone
is sufficient for extracting an address. However, some
(unsigned_address_type (),
extract_unsigned_integer
(buf,
- TARGET_ADDR_BIT / TARGET_CHAR_BIT)));
+ gdbarch_addr_bit (current_gdbarch)
+ / TARGET_CHAR_BIT)));
return result;
}
static struct type *
unsigned_address_type (void)
{
- switch (TARGET_ADDR_BIT / TARGET_CHAR_BIT)
+ switch (gdbarch_addr_bit (current_gdbarch) / TARGET_CHAR_BIT)
{
case 2:
return builtin_type_uint16;
static struct type *
signed_address_type (void)
{
- switch (TARGET_ADDR_BIT / TARGET_CHAR_BIT)
+ switch (gdbarch_addr_bit (current_gdbarch) / TARGET_CHAR_BIT)
{
case 2:
return builtin_type_int16;
gdb_byte *op_ptr, gdb_byte *op_end)
{
ctx->in_reg = 0;
+ ctx->initialized = 1; /* Default is initialized. */
while (op_ptr < op_end)
{
case DW_OP_reg29:
case DW_OP_reg30:
case DW_OP_reg31:
- if (op_ptr != op_end && *op_ptr != DW_OP_piece)
+ if (op_ptr != op_end
+ && *op_ptr != DW_OP_piece
+ && *op_ptr != DW_OP_GNU_uninit)
error (_("DWARF-2 expression error: DW_OP_reg operations must be "
"used either alone or in conjuction with DW_OP_piece."));
{
case DW_OP_deref:
{
- gdb_byte *buf = alloca (TARGET_ADDR_BIT / TARGET_CHAR_BIT);
+ gdb_byte *buf = alloca (gdbarch_addr_bit (current_gdbarch)
+ / TARGET_CHAR_BIT);
int bytes_read;
(ctx->read_mem) (ctx->baton, buf, result,
- TARGET_ADDR_BIT / TARGET_CHAR_BIT);
+ gdbarch_addr_bit (current_gdbarch)
+ / TARGET_CHAR_BIT);
result = dwarf2_read_address (buf,
- buf + (TARGET_ADDR_BIT
+ buf + (gdbarch_addr_bit
+ (current_gdbarch)
/ TARGET_CHAR_BIT),
&bytes_read);
}
case DW_OP_deref_size:
{
- gdb_byte *buf = alloca (TARGET_ADDR_BIT / TARGET_CHAR_BIT);
+ gdb_byte *buf
+ = alloca (gdbarch_addr_bit (current_gdbarch)
+ / TARGET_CHAR_BIT);
int bytes_read;
(ctx->read_mem) (ctx->baton, buf, result, *op_ptr++);
result = dwarf2_read_address (buf,
- buf + (TARGET_ADDR_BIT
+ buf + (gdbarch_addr_bit
+ (current_gdbarch)
/ TARGET_CHAR_BIT),
&bytes_read);
}
}
goto no_push;
+ case DW_OP_GNU_uninit:
+ if (op_ptr != op_end)
+ error (_("DWARF-2 expression error: DW_OP_GNU_unint must always "
+ "be the very last op."));
+
+ ctx->initialized = 0;
+ goto no_push;
+
default:
error (_("Unhandled dwarf expression opcode 0x%x"), op);
}