For example,
$ scripts/objdiff record init drivers/usb
disassembles all the objects under init and drivers/usb directories.
This feature would be useful when we change various files under the
specific directory.
Signed-off-by: Masahiro Yamada <yamada.m@xxxxxxxxxxxxxxxx>
Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
---
scripts/objdiff | 33 ++++++++++++++++++++++-----------
1 file changed, 22 insertions(+), 11 deletions(-)
diff --git a/scripts/objdiff b/scripts/objdiff
index 4d3a197..661f6fe 100755
--- a/scripts/objdiff
+++ b/scripts/objdiff
@@ -36,7 +36,7 @@ TMPD=$SRCTREE/.tmp_objdiff
usage() {
echo >&2 "Usage: $0 <command> <args>"
- echo >&2 " record <list of object files>"
+ echo >&2 " record <list of object files or directories>"
echo >&2 " diff <commitA> <commitB>"
echo >&2 " clean all | <commit>"
exit 1
@@ -54,6 +54,18 @@ get_output_dir() {
echo $TMPD/$CMT${dir#$SRCTREE}
}
+do_objdump() {
+ dir=$(get_output_dir $1)
+ base=${1##*/}
+ dis=$dir/${base%.o}.dis
+
+ [ ! -d "$dir" ] && mkdir -p $dir
+
+ # remove addresses for a clearer diff
+ # http://dummdida.tumblr.com/post/60924060451/binary-diff-between-libc-from-scientificlinux-and
+ $OBJDUMP -D $1 | sed "s/^[[:space:]]\+[0-9a-f]\+//" > $dis
+}
+
dorecord() {
[ $# -eq 0 ] && usage
@@ -63,16 +75,15 @@ dorecord() {
OBJDUMP="${CROSS_COMPILE}objdump"
- for f in $FILES; do
- dir=$(get_output_dir $f)
- base=${f##*/}
- dis=$dir/${base%.o}.dis
-
- [ ! -d "$dir" ] && mkdir -p $dir
-
- # remove addresses for a clearer diff
- # http://dummdida.tumblr.com/post/60924060451/binary-diff-between-libc-from-scientificlinux-and
- $OBJDUMP -D $f | sed "s/^[[:space:]]\+[0-9a-f]\+//" > $dis
+ for d in $FILES; do
+ if [ -d "$d" ]; then
+ for f in $(find $d -name '*.o')
+ do
+ do_objdump $f
+ done
+ else
+ do_objdump $d
+ fi
done
}
--
1.9.1
--
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