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* [binutils-gdb] gdb: make frame_info_ptr grab frame level and id on construction
@ 2023-01-20 19:53 Simon Marchi
0 siblings, 0 replies; only message in thread
From: Simon Marchi @ 2023-01-20 19:53 UTC (permalink / raw)
To: gdb-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=93e39555dd0fcd222ce68fc7162f511056361bc7
commit 93e39555dd0fcd222ce68fc7162f511056361bc7
Author: Simon Marchi <simon.marchi@efficios.com>
Date: Tue Dec 13 22:34:40 2022 -0500
gdb: make frame_info_ptr grab frame level and id on construction
This is the first step of making frame_info_ptr automatic. Remove the
frame_info_ptr::prepare_reinflate method, move that code to the
constructor.
Change-Id: I85cdae3ab1c043c70e2702e7fb38e9a4a8a675d8
Reviewed-By: Bruno Larsen <blarsen@redhat.com>
Diff:
---
gdb/frame.c | 19 +++++++++++--------
gdb/frame.h | 9 +--------
gdb/infcall.c | 1 -
gdb/infcmd.c | 1 -
gdb/mi/mi-cmd-stack.c | 1 -
gdb/stack.c | 10 ----------
gdb/unittests/frame_info_ptr-selftests.c | 2 --
7 files changed, 12 insertions(+), 31 deletions(-)
diff --git a/gdb/frame.c b/gdb/frame.c
index 2d2af874d6a..c4b0f0166d6 100644
--- a/gdb/frame.c
+++ b/gdb/frame.c
@@ -3208,14 +3208,18 @@ intrusive_list<frame_info_ptr> frame_info_ptr::frame_list;
/* See frame-info-ptr.h. */
-void
-frame_info_ptr::prepare_reinflate ()
+frame_info_ptr::frame_info_ptr (struct frame_info *ptr)
+ : m_ptr (ptr)
{
- m_cached_level = frame_relative_level (*this);
+ frame_list.push_back (*this);
+
+ if (m_ptr == nullptr)
+ return;
+
+ m_cached_level = ptr->level;
- if (m_cached_level != 0
- || (m_ptr != nullptr && m_ptr->this_id.value.user_created_p))
- m_cached_id = get_frame_id (*this);
+ if (m_cached_level != 0 || m_ptr->this_id.value.user_created_p)
+ m_cached_id = m_ptr->this_id.value;
}
/* See frame-info-ptr.h. */
@@ -3223,8 +3227,7 @@ frame_info_ptr::prepare_reinflate ()
void
frame_info_ptr::reinflate ()
{
- /* Ensure we have a valid frame level (sentinel frame or above), indicating
- prepare_reinflate was called. */
+ /* Ensure we have a valid frame level (sentinel frame or above). */
gdb_assert (m_cached_level >= -1);
if (m_ptr != nullptr)
diff --git a/gdb/frame.h b/gdb/frame.h
index 74524ec41f4..105b9fb92a8 100644
--- a/gdb/frame.h
+++ b/gdb/frame.h
@@ -206,11 +206,7 @@ class frame_info_ptr : public intrusive_list_node<frame_info_ptr>
{
public:
/* Create a frame_info_ptr from a raw pointer. */
- explicit frame_info_ptr (struct frame_info *ptr)
- : m_ptr (ptr)
- {
- frame_list.push_back (*this);
- }
+ explicit frame_info_ptr (struct frame_info *ptr);
/* Create a null frame_info_ptr. */
frame_info_ptr ()
@@ -310,9 +306,6 @@ public:
m_ptr = nullptr;
}
- /* Cache the frame_id that the pointer will use to reinflate. */
- void prepare_reinflate ();
-
/* Use the cached frame_id to reinflate the pointer. */
void reinflate ();
diff --git a/gdb/infcall.c b/gdb/infcall.c
index e09904f9a35..a60cca47c33 100644
--- a/gdb/infcall.c
+++ b/gdb/infcall.c
@@ -842,7 +842,6 @@ call_function_by_hand_dummy (struct value *function,
bool stack_temporaries = thread_stack_temporaries_enabled_p (call_thread.get ());
frame = get_current_frame ();
- frame.prepare_reinflate ();
gdbarch = get_frame_arch (frame);
if (!gdbarch_push_dummy_call_p (gdbarch))
diff --git a/gdb/infcmd.c b/gdb/infcmd.c
index 7d5ec77ff57..15dca8c4604 100644
--- a/gdb/infcmd.c
+++ b/gdb/infcmd.c
@@ -1834,7 +1834,6 @@ finish_command (const char *arg, int from_tty)
frame = get_prev_frame (get_selected_frame (_("No selected frame.")));
if (frame == 0)
error (_("\"finish\" not meaningful in the outermost frame."));
- frame.prepare_reinflate ();
clear_proceed_status (0);
diff --git a/gdb/mi/mi-cmd-stack.c b/gdb/mi/mi-cmd-stack.c
index 21bcf73ed24..9582fa24507 100644
--- a/gdb/mi/mi-cmd-stack.c
+++ b/gdb/mi/mi-cmd-stack.c
@@ -176,7 +176,6 @@ mi_cmd_stack_list_frames (const char *command, char **argv, int argc)
i++, fi = get_prev_frame (fi))
{
QUIT;
- fi.prepare_reinflate ();
/* Print the location and the address always, even for level 0.
If args is 0, don't print the arguments. */
print_frame_info (user_frame_print_options,
diff --git a/gdb/stack.c b/gdb/stack.c
index 0fd797836dc..4250383d9eb 100644
--- a/gdb/stack.c
+++ b/gdb/stack.c
@@ -362,7 +362,6 @@ print_stack_frame (frame_info_ptr frame, int print_level,
if (current_uiout->is_mi_like_p ())
print_what = LOC_AND_ADDRESS;
- frame.prepare_reinflate ();
try
{
print_frame_info (user_frame_print_options,
@@ -744,11 +743,6 @@ print_frame_args (const frame_print_options &fp_opts,
= (print_names
&& fp_opts.print_frame_arguments != print_frame_arguments_none);
- /* If one of the arguments has a pretty printer that calls a
- function of the inferior to print it, the pointer must be
- reinflatable. */
- frame.prepare_reinflate ();
-
/* Temporarily change the selected frame to the given FRAME.
This allows routines that rely on the selected frame instead
of being given a frame as parameter to use the correct frame. */
@@ -1047,8 +1041,6 @@ print_frame_info (const frame_print_options &fp_opts,
int location_print;
struct ui_out *uiout = current_uiout;
- frame.prepare_reinflate ();
-
if (!current_uiout->is_mi_like_p ()
&& fp_opts.print_frame_info != print_frame_info_auto)
{
@@ -1682,7 +1674,6 @@ info_frame_command_core (frame_info_ptr fi, bool selected_frame_p)
gdb_printf (" %d args: ", numargs);
}
- fi.prepare_reinflate ();
print_frame_args (user_frame_print_options,
func, fi, numargs, gdb_stdout);
fi.reinflate ();
@@ -2075,7 +2066,6 @@ backtrace_command_1 (const frame_print_options &fp_opts,
for (fi = trailing; fi && count--; fi = get_prev_frame (fi))
{
QUIT;
- fi.prepare_reinflate ();
/* Don't use print_stack_frame; if an error() occurs it probably
means further attempts to backtrace would fail (on the other
diff --git a/gdb/unittests/frame_info_ptr-selftests.c b/gdb/unittests/frame_info_ptr-selftests.c
index edf1b9fa0bb..47306113c7a 100644
--- a/gdb/unittests/frame_info_ptr-selftests.c
+++ b/gdb/unittests/frame_info_ptr-selftests.c
@@ -40,7 +40,6 @@ user_created_frame_callee (frame_info_ptr frame)
{
validate_user_created_frame (get_frame_id (frame));
- frame.prepare_reinflate ();
reinit_frame_cache ();
frame.reinflate ();
@@ -61,7 +60,6 @@ test_user_created_frame ()
/* Pass the frame to a callee, which calls reinit_frame_cache. This lets us
validate that the reinflation in both the callee and caller restore the
same frame_info object. */
- frame.prepare_reinflate ();
frame_info_ptr callees_frame_info = user_created_frame_callee (frame);
frame.reinflate ();
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