+#! /usr/bin/env python3
+# SPDX-License-Identitifer: BSD-3-Clause
+# Copyright(c) 2020 Intel Corporation
+
+import subprocess
+import sys
+import tempfile
+
+objdump, *cc = sys.argv[1:]
+with tempfile.NamedTemporaryFile() as obj:
+ # On Windows, the file is opened exclusively and is not writable.
+ obj.close()
+ # from https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90028
+ gather_params = '0x8(,%ymm1,1),%ymm0{%k2}'
+ src = '__asm__("vpgatherqq {}");'.format(gather_params).encode('utf-8')
+ subprocess.run(cc + ['-c', '-xc', '-o', obj.name, '-'], input=src, check=True)
+ asm = subprocess.run([objdump, '-d', '--no-show-raw-insn', obj.name],
+ capture_output=True, check=True).stdout.decode('utf-8')
+ if gather_params not in asm:
+ print('vpgatherqq displacement error with as')
+ sys.exit(1)