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authorTakashi Iwai <tiwai@suse.de>2022-07-04 15:14:04 +0300
committerTakashi Iwai <tiwai@suse.de>2022-07-04 15:14:04 +0300
commitdd84cfff3cc3b79c9d616f85bd1178df135cbd1a (patch)
treecd02e30a78211bed4f1270877b705a079d4bd364 /scripts/objdump-func
parent2307a0e1ca0b5c1337b37ac6302f96e017ebac3c (diff)
parent980555e95f7cabdc9c80a07107622b097ba23703 (diff)
downloadlinux-dd84cfff3cc3b79c9d616f85bd1178df135cbd1a.tar.xz
Merge tag 'asoc-fix-v5.19-rc3' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v5.19 A collection of fixes for v5.19, quite large but nothing major - a good chunk of it is more stuff that was identified by mixer-test regarding event generation.
Diffstat (limited to 'scripts/objdump-func')
-rwxr-xr-xscripts/objdump-func29
1 files changed, 29 insertions, 0 deletions
diff --git a/scripts/objdump-func b/scripts/objdump-func
new file mode 100755
index 000000000000..4eb463dd9f52
--- /dev/null
+++ b/scripts/objdump-func
@@ -0,0 +1,29 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Disassemble a single function.
+#
+# usage: objdump-func <file> <func>
+
+set -o errexit
+set -o nounset
+
+OBJDUMP="${CROSS_COMPILE:-}objdump"
+
+command -v gawk >/dev/null 2>&1 || die "gawk isn't installed"
+
+usage() {
+ echo "usage: objdump-func <file> <func>" >&2
+ exit 1
+}
+
+[[ $# -lt 2 ]] && usage
+
+OBJ=$1; shift
+FUNC=$1; shift
+
+# Secret feature to allow adding extra objdump args at the end
+EXTRA_ARGS=$@
+
+# Note this also matches compiler-added suffixes like ".cold", etc
+${OBJDUMP} -wdr $EXTRA_ARGS $OBJ | gawk -M -v f=$FUNC '/^$/ { P=0; } $0 ~ "<" f "(\\..*)?>:" { P=1; O=strtonum("0x" $1); } { if (P) { o=strtonum("0x" $1); printf("%04x ", o-O); print $0; } }'