From e456b3c25b46be974cf2d06f5e88f8eb79e23371 Mon Sep 17 00:00:00 2001
From: Huaqi Fang <578567190@qq.com>
Date: Mon, 15 Apr 2024 16:39:41 +0800
Subject: [PATCH] components: add gdb scripts to dump gcov and gprof data

Signed-off-by: Huaqi Fang <578567190@qq.com>
---
 Components/profiling/README.md      |  6 ++++++
 Components/profiling/dump_gcov.gdb  | 12 ++++++++++++
 Components/profiling/dump_gprof.gdb |  2 ++
 3 files changed, 20 insertions(+)
 create mode 100755 Components/profiling/dump_gcov.gdb
 create mode 100755 Components/profiling/dump_gprof.gdb

diff --git a/Components/profiling/README.md b/Components/profiling/README.md
index 97bd376d..3c6fec42 100644
--- a/Components/profiling/README.md
+++ b/Components/profiling/README.md
@@ -46,6 +46,12 @@ technology.
 - `parse.py`: a python script use to parse gcov and gprof dump log file, and generate gcov or gprof binary files.
   To run this script, need python3 installed in your host pc.
 
+- `dump_gcov.gdb`: gdb script to dump coverage data when you execute `gcov_collect(0);` in your application code.
+
+- `dump_gprof.gdb`: gdb script to dump profiling data when you execute `gprof_collect(0);` in your application code.
+
+You can execute above gdb script in Debug Console like this `source /path/to/dump_gcov.gdb`.
+
 ## How to use
 
 Add this `profiling` folder into your project, and do steps below:
diff --git a/Components/profiling/dump_gcov.gdb b/Components/profiling/dump_gcov.gdb
new file mode 100755
index 00000000..a9157aed
--- /dev/null
+++ b/Components/profiling/dump_gcov.gdb
@@ -0,0 +1,12 @@
+define dump_gcov_data
+    set $node=gcov_data_head
+    while ($node != 0)
+		set $filename=$node->filename
+		set $bufstart=$node->buffer
+		set $bufend=$node->buffer + $node->size
+		printf "dump binary memory %s 0x%lx 0x%lx\n", $filename, $bufstart, $bufend
+        eval "dump binary memory %s 0x%lx 0x%lx\n", $filename, $bufstart, $bufend
+		set $node=$node->next
+    end
+end
+dump_gcov_data
diff --git a/Components/profiling/dump_gprof.gdb b/Components/profiling/dump_gprof.gdb
new file mode 100755
index 00000000..ddd300cb
--- /dev/null
+++ b/Components/profiling/dump_gprof.gdb
@@ -0,0 +1,2 @@
+printf "dump binary memory gmon.out 0x%lx 0x%lx\n", gprof_data.buf, gprof_data.buf + gprof_data.size
+dump binary memory gmon.out gprof_data.buf gprof_data.buf + gprof_data.size