diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/valops.c | 16 |
2 files changed, 14 insertions, 7 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index f687669..defd90e 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2009-09-28 Ulrich Weigand <uweigand@de.ibm.com> + + * valops.c (value_assign): Respect parent offset when + assigning to a bitfield. + 2009-09-28 Hui Zhu <teawater@gmail.com> * i386-tdep.c (i386_process_record): Remove "0x" that diff --git a/gdb/valops.c b/gdb/valops.c index b64cb21..012ea6a 100644 --- a/gdb/valops.c +++ b/gdb/valops.c @@ -827,6 +827,9 @@ value_assign (struct value *toval, struct value *fromval) if (value_bitsize (toval)) { + struct value *parent = value_parent (toval); + changed_addr = value_address (parent) + value_offset (toval); + changed_len = (value_bitpos (toval) + value_bitsize (toval) + HOST_CHAR_BIT - 1) @@ -838,17 +841,16 @@ value_assign (struct value *toval, struct value *fromval) registers. */ if (changed_len < TYPE_LENGTH (type) && TYPE_LENGTH (type) <= (int) sizeof (LONGEST) - && ((LONGEST) value_address (toval) % TYPE_LENGTH (type)) == 0) + && ((LONGEST) changed_addr % TYPE_LENGTH (type)) == 0) changed_len = TYPE_LENGTH (type); if (changed_len > (int) sizeof (LONGEST)) error (_("Can't handle bitfields which don't fit in a %d bit word."), (int) sizeof (LONGEST) * HOST_CHAR_BIT); - read_memory (value_address (toval), buffer, changed_len); + read_memory (changed_addr, buffer, changed_len); modify_field (type, buffer, value_as_long (fromval), value_bitpos (toval), value_bitsize (toval)); - changed_addr = value_address (toval); dest_buffer = buffer; } else @@ -891,6 +893,8 @@ value_assign (struct value *toval, struct value *fromval) { if (value_bitsize (toval)) { + struct value *parent = value_parent (toval); + int offset = value_offset (parent) + value_offset (toval); int changed_len; gdb_byte buffer[sizeof (LONGEST)]; @@ -903,15 +907,13 @@ value_assign (struct value *toval, struct value *fromval) error (_("Can't handle bitfields which don't fit in a %d bit word."), (int) sizeof (LONGEST) * HOST_CHAR_BIT); - get_frame_register_bytes (frame, value_reg, - value_offset (toval), + get_frame_register_bytes (frame, value_reg, offset, changed_len, buffer); modify_field (type, buffer, value_as_long (fromval), value_bitpos (toval), value_bitsize (toval)); - put_frame_register_bytes (frame, value_reg, - value_offset (toval), + put_frame_register_bytes (frame, value_reg, offset, changed_len, buffer); } else |