diff options
Diffstat (limited to 'gdb/frame.c')
| -rw-r--r-- | gdb/frame.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gdb/frame.c b/gdb/frame.c index 650b279..a7258d0 100644 --- a/gdb/frame.c +++ b/gdb/frame.c @@ -592,6 +592,7 @@ frame_find_by_id (struct frame_id id) for (frame = get_current_frame (); ; frame = prev_frame) { struct frame_id this = get_frame_id (frame); + if (frame_id_eq (id, this)) /* An exact match. */ return frame; @@ -620,6 +621,7 @@ frame_unwind_pc (struct frame_info *this_frame) if (!this_frame->prev_pc.p) { CORE_ADDR pc; + if (gdbarch_unwind_pc_p (frame_unwind_arch (this_frame))) { /* The right way. The `pure' way. The one true way. This @@ -942,6 +944,7 @@ put_frame_register (struct frame_info *frame, int regnum, /* FIXME: write_memory doesn't yet take constant buffers. Arrrg! */ gdb_byte tmp[MAX_REGISTER_SIZE]; + memcpy (tmp, buf, register_size (gdbarch, regnum)); write_memory (addr, tmp, register_size (gdbarch, regnum)); break; @@ -998,6 +1001,7 @@ get_frame_register_bytes (struct frame_info *frame, int regnum, for (i = regnum; i < numregs; i++) { int thissize = register_size (gdbarch, i); + if (thissize == 0) break; /* This register is not available on this architecture. */ maxsize += thissize; @@ -1013,6 +1017,7 @@ get_frame_register_bytes (struct frame_info *frame, int regnum, while (len > 0) { int curr_len = register_size (gdbarch, regnum) - offset; + if (curr_len > len) curr_len = len; @@ -1024,6 +1029,7 @@ get_frame_register_bytes (struct frame_info *frame, int regnum, else { gdb_byte buf[MAX_REGISTER_SIZE]; + if (!frame_register_read (frame, regnum, buf)) return 0; memcpy (myaddr, buf + offset, curr_len); @@ -1055,6 +1061,7 @@ put_frame_register_bytes (struct frame_info *frame, int regnum, while (len > 0) { int curr_len = register_size (gdbarch, regnum) - offset; + if (curr_len > len) curr_len = len; @@ -1065,6 +1072,7 @@ put_frame_register_bytes (struct frame_info *frame, int regnum, else { gdb_byte buf[MAX_REGISTER_SIZE]; + frame_register_read (frame, regnum, buf); memcpy (buf + offset, myaddr, curr_len); put_frame_register (frame, regnum, buf); |