u_debug_symbol: add support for getting symbol names from glibc

1 files changed, 26 insertions, 0 deletions

diff --git a/src/gallium/tools/addr2line.sh b/src/gallium/tools/addr2line.sh
new file mode 100755
index 0000000000..34dec14271
--- /dev/null
+++ b/src/gallium/tools/addr2line.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+# This script processes symbols output by Gallium using glibc to human-readable function names
+
+lastbin=
+i=-1
+dir="$(mktemp -d)"
+input="$1"
+
+# Gather all unique addresses for each binary
+sed -nre 's|([^ ]*/[^ ]*)\(\+0x([^)]*).*|\1 \2|p' "$input"|sort|uniq|while read bin addr; do
+	if test "$lastbin" != "$bin"; then
+		((++i))
+		lastbin="$bin"
+		echo "$bin" > "$dir/$i.addrs.bin"
+	fi
+	echo "$addr" >> "$dir/$i.addrs"
+done
+
+# Construct a sed script to convert hex address to human readable form, and apply it
+for i in "$dir"/*.addrs; do
+	bin="$(<"$i.bin")"
+	addr2line -p -e "$bin" -a -f < "$i"|sed -nre 's@^0x0*([^:]*): ([^?]*)$@s|'"$bin"'(+0x\1)|\2|g@gp'
+	rm -f "$i" "$i.bin"
+done|sed -f - "$input"
+
+rmdir "$dir"