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* [binutils-gdb] gdb: make put_frame_register take the next frame
@ 2023-12-14 16:21 Simon Marchi
0 siblings, 0 replies; only message in thread
From: Simon Marchi @ 2023-12-14 16:21 UTC (permalink / raw)
To: gdb-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=584468de6c4c305eac9e89801b82406a3fdb3c3b
commit 584468de6c4c305eac9e89801b82406a3fdb3c3b
Author: Simon Marchi <simon.marchi@efficios.com>
Date: Fri Dec 1 11:27:23 2023 -0500
gdb: make put_frame_register take the next frame
Similar to the previous patches, change put_frame_register to take the
"next frame" instead of "this frame".
Change-Id: I062fd4663b8f54f0fc7bbf39c860b7341363821b
Reviewed-By: John Baldwin <jhb@FreeBSD.org>
Diff:
---
gdb/alpha-tdep.c | 3 ++-
gdb/frame.c | 16 +++++++++-------
gdb/frame.h | 8 ++++----
gdb/i386-tdep.c | 3 ++-
gdb/i387-tdep.c | 2 +-
gdb/ia64-tdep.c | 2 +-
gdb/m68k-tdep.c | 2 +-
gdb/mips-tdep.c | 5 +++--
gdb/rs6000-tdep.c | 2 +-
9 files changed, 24 insertions(+), 19 deletions(-)
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c
index eaf2a7e9794..79944175810 100644
--- a/gdb/alpha-tdep.c
+++ b/gdb/alpha-tdep.c
@@ -269,8 +269,9 @@ alpha_value_to_register (frame_info_ptr frame, int regnum,
gdb_byte out[ALPHA_REGISTER_SIZE];
alpha_lds (get_frame_arch (frame), out, in);
+
auto out_view = gdb::make_array_view (out, reg_size);
- put_frame_register (frame, regnum, out_view);
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum, out_view);
}
\f
diff --git a/gdb/frame.c b/gdb/frame.c
index 61d6822ecc1..44c4906e9cc 100644
--- a/gdb/frame.c
+++ b/gdb/frame.c
@@ -1398,10 +1398,10 @@ read_frame_register_unsigned (frame_info_ptr frame, int regnum,
}
void
-put_frame_register (frame_info_ptr frame, int regnum,
- gdb::array_view<const gdb_byte> buf)
+put_frame_register (frame_info_ptr next_frame, int regnum,
+ gdb::array_view<const gdb_byte> buf)
{
- struct gdbarch *gdbarch = get_frame_arch (frame);
+ gdbarch *gdbarch = frame_unwind_arch (next_frame);
int realnum;
int optim;
int unavail;
@@ -1411,8 +1411,8 @@ put_frame_register (frame_info_ptr frame, int regnum,
gdb_assert (buf.size () == size);
- frame_register_unwind (get_next_frame_sentinel_okay (frame), regnum, &optim,
- &unavail, &lval, &addr, &realnum, nullptr);
+ frame_register_unwind (next_frame, regnum, &optim, &unavail, &lval, &addr,
+ &realnum, nullptr);
if (optim)
error (_("Attempt to assign to a register that was not saved."));
switch (lval)
@@ -1557,7 +1557,8 @@ put_frame_register_bytes (frame_info_ptr frame, int regnum,
buffer.size ());
if (curr_len == register_size (gdbarch, regnum))
- put_frame_register (frame, regnum, buffer.slice (0, curr_len));
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum,
+ buffer.slice (0, curr_len));
else
{
value *value
@@ -1567,7 +1568,8 @@ put_frame_register_bytes (frame_info_ptr frame, int regnum,
copy (buffer.slice (0, curr_len),
value->contents_writeable ().slice (offset, curr_len));
- put_frame_register (frame, regnum, value->contents_raw ());
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum,
+ value->contents_raw ());
release_value (value);
}
diff --git a/gdb/frame.h b/gdb/frame.h
index 4117e169379..1d870d619ca 100644
--- a/gdb/frame.h
+++ b/gdb/frame.h
@@ -727,10 +727,10 @@ extern ULONGEST get_frame_register_unsigned (frame_info_ptr frame,
extern bool read_frame_register_unsigned (frame_info_ptr frame,
int regnum, ULONGEST *val);
-/* The reverse. Store a register value relative to the specified
- frame. Note: this call makes the frame's state undefined. The
- register and frame caches must be flushed. */
-extern void put_frame_register (frame_info_ptr frame, int regnum,
+/* The reverse. Store a register value relative to NEXT_FRAME's previous frame.
+ Note: this call makes the frame's state undefined. The register and frame
+ caches must be flushed. */
+extern void put_frame_register (frame_info_ptr next_frame, int regnum,
gdb::array_view<const gdb_byte> buf);
/* Read LEN bytes from one or multiple registers starting with REGNUM
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c
index 85ab87b9f6f..4377b620392 100644
--- a/gdb/i386-tdep.c
+++ b/gdb/i386-tdep.c
@@ -3918,7 +3918,8 @@ i386_value_to_register (frame_info_ptr frame, int regnum,
gdb_assert (register_size (get_frame_arch (frame), regnum) == 4);
auto from_view = gdb::make_array_view (from, 4);
- put_frame_register (frame, regnum, from_view);
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum,
+ from_view);
regnum = i386_next_regnum (regnum);
len -= 4;
from += 4;
diff --git a/gdb/i387-tdep.c b/gdb/i387-tdep.c
index b39ca2adef5..77dc5a008d5 100644
--- a/gdb/i387-tdep.c
+++ b/gdb/i387-tdep.c
@@ -400,7 +400,7 @@ i387_value_to_register (frame_info_ptr frame, int regnum,
struct type *to_type = i387_ext_type (gdbarch);
target_float_convert (from, type, to, to_type);
auto to_view = gdb::make_array_view (to, to_type->length ());
- put_frame_register (frame, regnum, to_view);
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum, to_view);
}
\f
diff --git a/gdb/ia64-tdep.c b/gdb/ia64-tdep.c
index f778c092537..3bede2644c0 100644
--- a/gdb/ia64-tdep.c
+++ b/gdb/ia64-tdep.c
@@ -1248,7 +1248,7 @@ ia64_value_to_register (frame_info_ptr frame, int regnum,
type *to_type = ia64_ext_type (gdbarch);
target_float_convert (in, valtype, out, to_type);
auto out_view = gdb::make_array_view (out, to_type->length ());
- put_frame_register (frame, regnum, out_view);
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum, out_view);
}
diff --git a/gdb/m68k-tdep.c b/gdb/m68k-tdep.c
index 2e8043af0e0..8bbfa4bd0b1 100644
--- a/gdb/m68k-tdep.c
+++ b/gdb/m68k-tdep.c
@@ -250,7 +250,7 @@ m68k_value_to_register (frame_info_ptr frame, int regnum,
/* Convert from TYPE. */
target_float_convert (from, type, to, fpreg_type);
auto to_view = gdb::make_array_view (to, fpreg_type->length ());
- put_frame_register (frame, regnum, to_view);
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum, to_view);
}
\f
diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c
index adaa091bda1..dbdf8a668b8 100644
--- a/gdb/mips-tdep.c
+++ b/gdb/mips-tdep.c
@@ -991,8 +991,9 @@ mips_value_to_register (frame_info_ptr frame, int regnum,
if (mips_convert_register_float_case_p (gdbarch, regnum, type))
{
auto from_view = gdb::make_array_view (from, 8);
- put_frame_register (frame, regnum, from_view.slice (4));
- put_frame_register (frame, regnum + 1, from_view.slice (0, 4));
+ frame_info_ptr next_frame = get_next_frame_sentinel_okay (frame);
+ put_frame_register (next_frame, regnum, from_view.slice (4));
+ put_frame_register (next_frame, regnum + 1, from_view.slice (0, 4));
}
else if (mips_convert_register_gpreg_case_p (gdbarch, regnum, type))
{
diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index cbbaf6d83a1..c43039302bc 100644
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -2744,7 +2744,7 @@ rs6000_value_to_register (frame_info_ptr frame,
struct type *to_type = builtin_type (gdbarch)->builtin_double;
target_float_convert (from, type, to, to_type);
auto to_view = gdb::make_array_view (to, to_type->length ());
- put_frame_register (frame, regnum, to_view);
+ put_frame_register (get_next_frame_sentinel_okay (frame), regnum, to_view);
}
static struct value *
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