M: Konstantin Ananyev <konstantin.ananyev@intel.com>
F: config/x86/
F: doc/guides/linux_gsg/nic_perf_intel_platform.rst
-F: buildtools/binutils-avx512-check.sh
+F: buildtools/binutils-avx512-check.py
F: doc/guides/howto/avx512.rst
F: lib/eal/x86/
F: lib/*/*_sse*
--- /dev/null
+#! /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)
+++ /dev/null
-#! /bin/sh
-# SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2020 Intel Corporation
-
-AS=${AS:-as}
-OBJFILE=$(mktemp -t dpdk.binutils-check.XXXXXX)
-trap 'rm -f "$OBJFILE"' EXIT
-# from https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90028
-GATHER_PARAMS='0x8(,%ymm1,1),%ymm0{%k2}'
-
-# assemble vpgather to file and similarly check
-echo "vpgatherqq $GATHER_PARAMS" | $AS --64 -o $OBJFILE -
-objdump -d --no-show-raw-insn $OBJFILE | grep -q $GATHER_PARAMS || {
- echo "vpgatherqq displacement error with as"
- exit 1
-}
pkgconf = find_program('pkg-config', 'pkgconf', required: false)
check_symbols = find_program('check-symbols.sh')
ldflags_ibverbs_static = find_program('options-ibverbs-static.sh')
-binutils_avx512_check = find_program('binutils-avx512-check.sh')
+objdump = find_program('objdump', 'llvm-objdump')
python3 = import('python').find_installation(required: false)
if python3.found()
sphinx_wrapper = py3 + files('call-sphinx-build.py')
get_cpu_count_cmd = py3 + files('get-cpu-count.py')
get_numa_count_cmd = py3 + files('get-numa-count.py')
+binutils_avx512_check = (py3 + files('binutils-avx512-check.py') +
+ [objdump] + cc.cmd_array())
# select library and object file format
pmdinfo = py3 + files('gen-pmdinfo-cfile.py') + [meson.current_build_dir()]