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gdb: make get_frame_register_bytes take the next frame

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Similar to the previous patches, change get_frame_register_bytes to take
the "next frame" instead of "this frame".

Change-Id: Ie8f35042bfa6e93565fcefaee71b6b3903f0fe9f
Reviewed-By: John Baldwin <jhb@FreeBSD.org>
This commit is contained in:
Simon Marchi
2023-12-01 11:27:25 -05:00
parent 534dcbcb80
commit 9fc79b4236
10 changed files with 50 additions and 55 deletions
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16
gdb/frame.c
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@@ -1456,12 +1456,11 @@ deprecated_frame_register_read (frame_info_ptr frame, int regnum,
}
bool
get_frame_register_bytes (frame_info_ptr frame, int regnum,
CORE_ADDR offset,
gdb::array_view<gdb_byte> buffer,
get_frame_register_bytes (frame_info_ptr next_frame, int regnum,
CORE_ADDR offset, gdb::array_view<gdb_byte> buffer,
int *optimizedp, int *unavailablep)
{
struct gdbarch *gdbarch = get_frame_arch (frame);
gdbarch *gdbarch = frame_unwind_arch (next_frame);
/* Skip registers wholly inside of OFFSET. */
while (offset >= register_size (gdbarch, regnum))
@@ -1499,17 +1498,14 @@ get_frame_register_bytes (frame_info_ptr frame, int regnum,
CORE_ADDR addr;
int realnum;
frame_register_unwind (get_next_frame_sentinel_okay (frame), regnum,
optimizedp, unavailablep, &lval, &addr,
&realnum, buffer.data ());
frame_register_unwind (next_frame, regnum, optimizedp, unavailablep,
&lval, &addr, &realnum, buffer.data ());
if (*optimizedp || *unavailablep)
return false;
}
else
{
struct value *value
= frame_unwind_register_value (frame_info_ptr (frame->next),
regnum);
value *value = frame_unwind_register_value (next_frame, regnum);
gdb_assert (value != NULL);
*optimizedp = value->optimized_out ();
*unavailablep = !value->entirely_available ();