--- /dev/null	2016-01-16 21:50:55.732812229 +0100

+++ gdb-7.6.1/gdb/testsuite/gdb.arch/amd64-clflushopt.exp	2016-01-16 22:49:19.950683918 +0100

@@ -0,0 +1,25 @@

+# Copyright 2016 Free Software Foundation, Inc.

+

+# This program is free software; you can redistribute it and/or modify

+# it under the terms of the GNU General Public License as published by

+# the Free Software Foundation; either version 3 of the License, or

+# (at your option) any later version.

+#

+# This program is distributed in the hope that it will be useful,

+# but WITHOUT ANY WARRANTY; without even the implied warranty of

+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+# GNU General Public License for more details.

+#

+# You should have received a copy of the GNU General Public License

+# along with this program.  If not, see <http://www.gnu.org/licenses/>.

+

+if { ![istarget "x86_64-*-*"] && ![istarget "i?86-*-*"] } then {

+    verbose "Skipping amd64 clflushopt test."

+    return

+}

+

+if [prepare_for_testing amd64-clflushopt.exp amd64-clflushopt amd64-clflushopt.S [list debug "additional_flags=-nostdlib"]] {

+    return -1

+}

+

+gdb_test "disas _start" "Dump of assembler code for function _start:\r\n *0x\[0-9a-f\]+ <\[+\]0>:\tclflushopt \\(%edi\\)\r\nEnd of assembler dump\\." "clflushopt"

--- /dev/null	2016-01-16 21:50:55.732812229 +0100

+++ gdb-7.6.1/gdb/testsuite/gdb.arch/amd64-clflushopt.S	2016-01-16 22:49:26.398725209 +0100

@@ -0,0 +1,19 @@

+/* Copyright 2016 Free Software Foundation, Inc.

+

+   This program is free software; you can redistribute it and/or modify

+   it under the terms of the GNU General Public License as published by

+   the Free Software Foundation; either version 3 of the License, or

+   (at your option) any later version.

+

+   This program is distributed in the hope that it will be useful,

+   but WITHOUT ANY WARRANTY; without even the implied warranty of

+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+   GNU General Public License for more details.

+

+   You should have received a copy of the GNU General Public License

+   along with this program.  If not, see <http://www.gnu.org/licenses/>.

+

+   This file is part of the gdb testsuite.  */

+

+_start:	.globl	_start

+	clflushopt (%edi)