809 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			809 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import re, textwrap, os
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from os import sys, path
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from distutils.errors import DistutilsError
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is_standalone = __name__ == '__main__' and __package__ is None
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if is_standalone:
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    import unittest, contextlib, tempfile, shutil
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    sys.path.append(path.abspath(path.join(path.dirname(__file__), "..")))
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    from ccompiler_opt import CCompilerOpt
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    # from numpy/testing/_private/utils.py
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    @contextlib.contextmanager
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    def tempdir(*args, **kwargs):
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        tmpdir = tempfile.mkdtemp(*args, **kwargs)
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        try:
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            yield tmpdir
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        finally:
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            shutil.rmtree(tmpdir)
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    def assert_(expr, msg=''):
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        if not expr:
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            raise AssertionError(msg)
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else:
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    from numpy.distutils.ccompiler_opt import CCompilerOpt
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    from numpy.testing import assert_, tempdir
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# architectures and compilers to test
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arch_compilers = dict(
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    x86 = ("gcc", "clang", "icc", "iccw", "msvc"),
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    x64 = ("gcc", "clang", "icc", "iccw", "msvc"),
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    ppc64 = ("gcc", "clang"),
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    ppc64le = ("gcc", "clang"),
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    armhf = ("gcc", "clang"),
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    aarch64 = ("gcc", "clang", "fcc"),
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    s390x = ("gcc", "clang"),
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    noarch = ("gcc",)
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)
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class FakeCCompilerOpt(CCompilerOpt):
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    fake_info = ""
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    def __init__(self, trap_files="", trap_flags="", *args, **kwargs):
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        self.fake_trap_files = trap_files
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        self.fake_trap_flags = trap_flags
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        CCompilerOpt.__init__(self, None, **kwargs)
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    def __repr__(self):
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        return textwrap.dedent("""\
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            <<<<
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            march    : {}
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            compiler : {}
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            ----------------
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            {}
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            >>>>
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        """).format(self.cc_march, self.cc_name, self.report())
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    def dist_compile(self, sources, flags, **kwargs):
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        assert(isinstance(sources, list))
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        assert(isinstance(flags, list))
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        if self.fake_trap_files:
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            for src in sources:
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                if re.match(self.fake_trap_files, src):
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                    self.dist_error("source is trapped by a fake interface")
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        if self.fake_trap_flags:
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            for f in flags:
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                if re.match(self.fake_trap_flags, f):
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                    self.dist_error("flag is trapped by a fake interface")
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        # fake objects
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        return zip(sources, [' '.join(flags)] * len(sources))
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    def dist_info(self):
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        return FakeCCompilerOpt.fake_info
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    @staticmethod
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    def dist_log(*args, stderr=False):
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        pass
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class _Test_CCompilerOpt:
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    arch = None # x86_64
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    cc   = None # gcc
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    def setup_class(self):
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        FakeCCompilerOpt.conf_nocache = True
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        self._opt = None
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    def nopt(self, *args, **kwargs):
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        FakeCCompilerOpt.fake_info = (self.arch, self.cc, "")
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        return FakeCCompilerOpt(*args, **kwargs)
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    def opt(self):
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        if not self._opt:
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            self._opt = self.nopt()
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        return self._opt
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    def march(self):
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        return self.opt().cc_march
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    def cc_name(self):
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        return self.opt().cc_name
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    def get_targets(self, targets, groups, **kwargs):
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        FakeCCompilerOpt.conf_target_groups = groups
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        opt = self.nopt(
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            cpu_baseline=kwargs.get("baseline", "min"),
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            cpu_dispatch=kwargs.get("dispatch", "max"),
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            trap_files=kwargs.get("trap_files", ""),
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            trap_flags=kwargs.get("trap_flags", "")
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        )
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        with tempdir() as tmpdir:
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            file = os.path.join(tmpdir, "test_targets.c")
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            with open(file, 'w') as f:
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                f.write(targets)
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            gtargets = []
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            gflags = {}
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            fake_objects = opt.try_dispatch([file])
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            for source, flags in fake_objects:
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                gtar = path.basename(source).split('.')[1:-1]
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                glen = len(gtar)
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                if glen == 0:
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                    gtar = "baseline"
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                elif glen == 1:
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                    gtar = gtar[0].upper()
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                else:
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                    # converting multi-target into parentheses str format to be equivalent
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                    # to the configuration statements syntax.
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                    gtar = ('('+' '.join(gtar)+')').upper()
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                gtargets.append(gtar)
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                gflags[gtar] = flags
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        has_baseline, targets = opt.sources_status[file]
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        targets = targets + ["baseline"] if has_baseline else targets
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        # convert tuple that represent multi-target into parentheses str format
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        targets = [
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            '('+' '.join(tar)+')' if isinstance(tar, tuple) else tar
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            for tar in targets
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        ]
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        if len(targets) != len(gtargets) or not all(t in gtargets for t in targets):
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            raise AssertionError(
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                "'sources_status' returns different targets than the compiled targets\n"
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                "%s != %s" % (targets, gtargets)
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            )
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        # return targets from 'sources_status' since the order is matters
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        return targets, gflags
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    def arg_regex(self, **kwargs):
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        map2origin = dict(
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            x64 = "x86",
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            ppc64le = "ppc64",
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            aarch64 = "armhf",
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            clang = "gcc",
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        )
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        march = self.march(); cc_name = self.cc_name()
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        map_march = map2origin.get(march, march)
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        map_cc = map2origin.get(cc_name, cc_name)
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        for key in (
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            march, cc_name, map_march, map_cc,
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            march + '_' + cc_name,
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            map_march + '_' + cc_name,
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            march + '_' + map_cc,
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            map_march + '_' + map_cc,
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        ) :
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            regex = kwargs.pop(key, None)
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            if regex is not None:
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                break
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        if regex:
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            if isinstance(regex, dict):
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                for k, v in regex.items():
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                    if v[-1:] not in ')}$?\\.+*':
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                        regex[k] = v + '$'
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            else:
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                assert(isinstance(regex, str))
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                if regex[-1:] not in ')}$?\\.+*':
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                    regex += '$'
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        return regex
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    def expect(self, dispatch, baseline="", **kwargs):
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        match = self.arg_regex(**kwargs)
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        if match is None:
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            return
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        opt = self.nopt(
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            cpu_baseline=baseline, cpu_dispatch=dispatch,
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            trap_files=kwargs.get("trap_files", ""),
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            trap_flags=kwargs.get("trap_flags", "")
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        )
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        features = ' '.join(opt.cpu_dispatch_names())
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        if not match:
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            if len(features) != 0:
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                raise AssertionError(
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                    'expected empty features, not "%s"' % features
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                )
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            return
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        if not re.match(match, features, re.IGNORECASE):
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            raise AssertionError(
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                'dispatch features "%s" not match "%s"' % (features, match)
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            )
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    def expect_baseline(self, baseline, dispatch="", **kwargs):
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        match = self.arg_regex(**kwargs)
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        if match is None:
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            return
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        opt = self.nopt(
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            cpu_baseline=baseline, cpu_dispatch=dispatch,
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            trap_files=kwargs.get("trap_files", ""),
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            trap_flags=kwargs.get("trap_flags", "")
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        )
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        features = ' '.join(opt.cpu_baseline_names())
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        if not match:
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            if len(features) != 0:
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                raise AssertionError(
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                    'expected empty features, not "%s"' % features
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                )
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            return
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        if not re.match(match, features, re.IGNORECASE):
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            raise AssertionError(
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                'baseline features "%s" not match "%s"' % (features, match)
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            )
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    def expect_flags(self, baseline, dispatch="", **kwargs):
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        match = self.arg_regex(**kwargs)
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        if match is None:
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            return
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        opt = self.nopt(
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            cpu_baseline=baseline, cpu_dispatch=dispatch,
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            trap_files=kwargs.get("trap_files", ""),
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            trap_flags=kwargs.get("trap_flags", "")
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        )
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        flags = ' '.join(opt.cpu_baseline_flags())
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        if not match:
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            if len(flags) != 0:
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                raise AssertionError(
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                    'expected empty flags not "%s"' % flags
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                )
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            return
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        if not re.match(match, flags):
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            raise AssertionError(
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                'flags "%s" not match "%s"' % (flags, match)
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            )
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    def expect_targets(self, targets, groups={}, **kwargs):
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        match = self.arg_regex(**kwargs)
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        if match is None:
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            return
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        targets, _ = self.get_targets(targets=targets, groups=groups, **kwargs)
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        targets = ' '.join(targets)
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        if not match:
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            if len(targets) != 0:
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                raise AssertionError(
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                    'expected empty targets, not "%s"' % targets
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                )
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            return
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        if not re.match(match, targets, re.IGNORECASE):
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            raise AssertionError(
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                'targets "%s" not match "%s"' % (targets, match)
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            )
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    def expect_target_flags(self, targets, groups={}, **kwargs):
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        match_dict = self.arg_regex(**kwargs)
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        if match_dict is None:
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            return
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        assert(isinstance(match_dict, dict))
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        _, tar_flags = self.get_targets(targets=targets, groups=groups)
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        for match_tar, match_flags in match_dict.items():
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            if match_tar not in tar_flags:
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                raise AssertionError(
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                    'expected to find target "%s"' % match_tar
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                )
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            flags = tar_flags[match_tar]
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            if not match_flags:
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                if len(flags) != 0:
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                    raise AssertionError(
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                        'expected to find empty flags in target "%s"' % match_tar
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                    )
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            if not re.match(match_flags, flags):
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                raise AssertionError(
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                    '"%s" flags "%s" not match "%s"' % (match_tar, flags, match_flags)
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                )
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    def test_interface(self):
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        wrong_arch = "ppc64" if self.arch != "ppc64" else "x86"
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        wrong_cc   = "clang" if self.cc   != "clang" else "icc"
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        opt = self.opt()
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        assert_(getattr(opt, "cc_on_" + self.arch))
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        assert_(not getattr(opt, "cc_on_" + wrong_arch))
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        assert_(getattr(opt, "cc_is_" + self.cc))
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        assert_(not getattr(opt, "cc_is_" + wrong_cc))
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    def test_args_empty(self):
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        for baseline, dispatch in (
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            ("", "none"),
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            (None, ""),
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            ("none +none", "none - none"),
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            ("none -max", "min - max"),
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            ("+vsx2 -VSX2", "vsx avx2 avx512f -max"),
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            ("max -vsx - avx + avx512f neon -MAX ",
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             "min -min + max -max -vsx + avx2 -avx2 +NONE")
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        ) :
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            opt = self.nopt(cpu_baseline=baseline, cpu_dispatch=dispatch)
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            assert(len(opt.cpu_baseline_names()) == 0)
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            assert(len(opt.cpu_dispatch_names()) == 0)
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    def test_args_validation(self):
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        if self.march() == "unknown":
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            return
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        # check sanity of argument's validation
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        for baseline, dispatch in (
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            ("unkown_feature - max +min", "unknown max min"), # unknowing features
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            ("#avx2", "$vsx") # groups and polices aren't acceptable
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        ) :
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            try:
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                self.nopt(cpu_baseline=baseline, cpu_dispatch=dispatch)
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                raise AssertionError("excepted an exception for invalid arguments")
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            except DistutilsError:
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                pass
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    def test_skip(self):
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        # only takes what platform supports and skip the others
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        # without casing exceptions
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        self.expect(
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            "sse vsx neon",
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            x86="sse", ppc64="vsx", armhf="neon", unknown=""
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        )
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        self.expect(
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            "sse41 avx avx2 vsx2 vsx3 neon_vfpv4 asimd",
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            x86   = "sse41 avx avx2",
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            ppc64 = "vsx2 vsx3",
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            armhf = "neon_vfpv4 asimd",
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            unknown = ""
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        )
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        # any features in cpu_dispatch must be ignored if it's part of baseline
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        self.expect(
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            "sse neon vsx", baseline="sse neon vsx",
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            x86="", ppc64="", armhf=""
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        )
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        self.expect(
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            "avx2 vsx3 asimdhp", baseline="avx2 vsx3 asimdhp",
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            x86="", ppc64="", armhf=""
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        )
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    def test_implies(self):
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        # baseline combining implied features, so we count
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        # on it instead of testing 'feature_implies()'' directly
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        self.expect_baseline(
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            "fma3 avx2 asimd vsx3",
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            # .* between two spaces can validate features in between
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            x86   = "sse .* sse41 .* fma3.*avx2",
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            ppc64 = "vsx vsx2 vsx3",
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            armhf = "neon neon_fp16 neon_vfpv4 asimd"
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        )
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        """
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        special cases
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        """
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        # in icc and msvc, FMA3 and AVX2 can't be separated
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        # both need to implies each other, same for avx512f & cd
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        for f0, f1 in (
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            ("fma3",    "avx2"),
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            ("avx512f", "avx512cd"),
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        ):
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            diff = ".* sse42 .* %s .*%s$" % (f0, f1)
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            self.expect_baseline(f0,
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                x86_gcc=".* sse42 .* %s$" % f0,
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                x86_icc=diff, x86_iccw=diff
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            )
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            self.expect_baseline(f1,
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                x86_gcc=".* avx .* %s$" % f1,
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                x86_icc=diff, x86_iccw=diff
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            )
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        # in msvc, following features can't be separated too
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        for f in (("fma3", "avx2"), ("avx512f", "avx512cd", "avx512_skx")):
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            for ff in f:
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                self.expect_baseline(ff,
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                    x86_msvc=".*%s" % ' '.join(f)
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                )
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        # in ppc64le VSX and VSX2 can't be separated
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        self.expect_baseline("vsx", ppc64le="vsx vsx2")
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        # in aarch64 following features can't be separated
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        for f in ("neon", "neon_fp16", "neon_vfpv4", "asimd"):
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            self.expect_baseline(f, aarch64="neon neon_fp16 neon_vfpv4 asimd")
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    def test_args_options(self):
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        # max & native
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        for o in ("max", "native"):
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            if o == "native" and self.cc_name() == "msvc":
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                continue
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            self.expect(o,
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                trap_files=".*cpu_(sse|vsx|neon|vx).c",
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                x86="", ppc64="", armhf="", s390x=""
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            )
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            self.expect(o,
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                trap_files=".*cpu_(sse3|vsx2|neon_vfpv4|vxe).c",
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                x86="sse sse2", ppc64="vsx", armhf="neon neon_fp16",
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                aarch64="", ppc64le="", s390x="vx"
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            )
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            self.expect(o,
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                trap_files=".*cpu_(popcnt|vsx3).c",
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                x86="sse .* sse41", ppc64="vsx vsx2",
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                armhf="neon neon_fp16 .* asimd .*",
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                s390x="vx vxe vxe2"
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            )
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            self.expect(o,
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                x86_gcc=".* xop fma4 .* avx512f .* avx512_knl avx512_knm avx512_skx .*",
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                # in icc, xop and fam4 aren't supported
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                x86_icc=".* avx512f .* avx512_knl avx512_knm avx512_skx .*",
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                x86_iccw=".* avx512f .* avx512_knl avx512_knm avx512_skx .*",
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                # in msvc, avx512_knl avx512_knm aren't supported
 | 
						|
                x86_msvc=".* xop fma4 .* avx512f .* avx512_skx .*",
 | 
						|
                armhf=".* asimd asimdhp asimddp .*",
 | 
						|
                ppc64="vsx vsx2 vsx3 vsx4.*",
 | 
						|
                s390x="vx vxe vxe2.*"
 | 
						|
            )
 | 
						|
        # min
 | 
						|
        self.expect("min",
 | 
						|
            x86="sse sse2", x64="sse sse2 sse3",
 | 
						|
            armhf="", aarch64="neon neon_fp16 .* asimd",
 | 
						|
            ppc64="", ppc64le="vsx vsx2", s390x=""
 | 
						|
        )
 | 
						|
        self.expect(
 | 
						|
            "min", trap_files=".*cpu_(sse2|vsx2).c",
 | 
						|
            x86="", ppc64le=""
 | 
						|
        )
 | 
						|
        # an exception must triggered if native flag isn't supported
 | 
						|
        # when option "native" is activated through the args
 | 
						|
        try:
 | 
						|
            self.expect("native",
 | 
						|
                trap_flags=".*(-march=native|-xHost|/QxHost|-mcpu=a64fx).*",
 | 
						|
                x86=".*", ppc64=".*", armhf=".*", s390x=".*", aarch64=".*",
 | 
						|
            )
 | 
						|
            if self.march() != "unknown":
 | 
						|
                raise AssertionError(
 | 
						|
                    "excepted an exception for %s" % self.march()
 | 
						|
                )
 | 
						|
        except DistutilsError:
 | 
						|
            if self.march() == "unknown":
 | 
						|
                raise AssertionError("excepted no exceptions")
 | 
						|
 | 
						|
    def test_flags(self):
 | 
						|
        self.expect_flags(
 | 
						|
            "sse sse2 vsx vsx2 neon neon_fp16 vx vxe",
 | 
						|
            x86_gcc="-msse -msse2", x86_icc="-msse -msse2",
 | 
						|
            x86_iccw="/arch:SSE2",
 | 
						|
            x86_msvc="/arch:SSE2" if self.march() == "x86" else "",
 | 
						|
            ppc64_gcc= "-mcpu=power8",
 | 
						|
            ppc64_clang="-mcpu=power8",
 | 
						|
            armhf_gcc="-mfpu=neon-fp16 -mfp16-format=ieee",
 | 
						|
            aarch64="",
 | 
						|
            s390x="-mzvector -march=arch12"
 | 
						|
        )
 | 
						|
        # testing normalize -march
 | 
						|
        self.expect_flags(
 | 
						|
            "asimd",
 | 
						|
            aarch64="",
 | 
						|
            armhf_gcc=r"-mfp16-format=ieee -mfpu=neon-fp-armv8 -march=armv8-a\+simd"
 | 
						|
        )
 | 
						|
        self.expect_flags(
 | 
						|
            "asimdhp",
 | 
						|
            aarch64_gcc=r"-march=armv8.2-a\+fp16",
 | 
						|
            armhf_gcc=r"-mfp16-format=ieee -mfpu=neon-fp-armv8 -march=armv8.2-a\+fp16"
 | 
						|
        )
 | 
						|
        self.expect_flags(
 | 
						|
            "asimddp", aarch64_gcc=r"-march=armv8.2-a\+dotprod"
 | 
						|
        )
 | 
						|
        self.expect_flags(
 | 
						|
            # asimdfhm implies asimdhp
 | 
						|
            "asimdfhm", aarch64_gcc=r"-march=armv8.2-a\+fp16\+fp16fml"
 | 
						|
        )
 | 
						|
        self.expect_flags(
 | 
						|
            "asimddp asimdhp asimdfhm",
 | 
						|
            aarch64_gcc=r"-march=armv8.2-a\+dotprod\+fp16\+fp16fml"
 | 
						|
        )
 | 
						|
        self.expect_flags(
 | 
						|
            "vx vxe vxe2",
 | 
						|
            s390x=r"-mzvector -march=arch13"
 | 
						|
        )
 | 
						|
 | 
						|
    def test_targets_exceptions(self):
 | 
						|
        for targets in (
 | 
						|
            "bla bla", "/*@targets",
 | 
						|
            "/*@targets */",
 | 
						|
            "/*@targets unknown */",
 | 
						|
            "/*@targets $unknown_policy avx2 */",
 | 
						|
            "/*@targets #unknown_group avx2 */",
 | 
						|
            "/*@targets $ */",
 | 
						|
            "/*@targets # vsx */",
 | 
						|
            "/*@targets #$ vsx */",
 | 
						|
            "/*@targets vsx avx2 ) */",
 | 
						|
            "/*@targets vsx avx2 (avx2 */",
 | 
						|
            "/*@targets vsx avx2 () */",
 | 
						|
            "/*@targets vsx avx2 ($autovec) */", # no features
 | 
						|
            "/*@targets vsx avx2 (xxx) */",
 | 
						|
            "/*@targets vsx avx2 (baseline) */",
 | 
						|
        ) :
 | 
						|
            try:
 | 
						|
                self.expect_targets(
 | 
						|
                    targets,
 | 
						|
                    x86="", armhf="", ppc64="", s390x=""
 | 
						|
                )
 | 
						|
                if self.march() != "unknown":
 | 
						|
                    raise AssertionError(
 | 
						|
                        "excepted an exception for %s" % self.march()
 | 
						|
                    )
 | 
						|
            except DistutilsError:
 | 
						|
                if self.march() == "unknown":
 | 
						|
                    raise AssertionError("excepted no exceptions")
 | 
						|
 | 
						|
    def test_targets_syntax(self):
 | 
						|
        for targets in (
 | 
						|
            "/*@targets $keep_baseline sse vsx neon vx*/",
 | 
						|
            "/*@targets,$keep_baseline,sse,vsx,neon vx*/",
 | 
						|
            "/*@targets*$keep_baseline*sse*vsx*neon*vx*/",
 | 
						|
            """
 | 
						|
            /*
 | 
						|
            ** @targets
 | 
						|
            ** $keep_baseline, sse vsx,neon, vx
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            """
 | 
						|
            /*
 | 
						|
            ************@targets****************
 | 
						|
            ** $keep_baseline, sse vsx, neon, vx
 | 
						|
            ************************************
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            """
 | 
						|
            /*
 | 
						|
            /////////////@targets/////////////////
 | 
						|
            //$keep_baseline//sse//vsx//neon//vx
 | 
						|
            /////////////////////////////////////
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            """
 | 
						|
            /*
 | 
						|
            @targets
 | 
						|
            $keep_baseline
 | 
						|
            SSE VSX NEON VX*/
 | 
						|
            """
 | 
						|
        ) :
 | 
						|
            self.expect_targets(targets,
 | 
						|
                x86="sse", ppc64="vsx", armhf="neon", s390x="vx", unknown=""
 | 
						|
            )
 | 
						|
 | 
						|
    def test_targets(self):
 | 
						|
        # test skipping baseline features
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                sse sse2 sse41 avx avx2 avx512f
 | 
						|
                vsx vsx2 vsx3 vsx4
 | 
						|
                neon neon_fp16 asimdhp asimddp
 | 
						|
                vx vxe vxe2
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            baseline="avx vsx2 asimd vx vxe",
 | 
						|
            x86="avx512f avx2", armhf="asimddp asimdhp", ppc64="vsx4 vsx3",
 | 
						|
            s390x="vxe2"
 | 
						|
        )
 | 
						|
        # test skipping non-dispatch features
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                sse41 avx avx2 avx512f
 | 
						|
                vsx2 vsx3 vsx4
 | 
						|
                asimd asimdhp asimddp
 | 
						|
                vx vxe vxe2
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            baseline="", dispatch="sse41 avx2 vsx2 asimd asimddp vxe2",
 | 
						|
            x86="avx2 sse41", armhf="asimddp asimd", ppc64="vsx2", s390x="vxe2"
 | 
						|
        )
 | 
						|
        # test skipping features that not supported
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                sse2 sse41 avx2 avx512f
 | 
						|
                vsx2 vsx3 vsx4
 | 
						|
                neon asimdhp asimddp
 | 
						|
                vx vxe vxe2
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            baseline="",
 | 
						|
            trap_files=".*(avx2|avx512f|vsx3|vsx4|asimddp|vxe2).c",
 | 
						|
            x86="sse41 sse2", ppc64="vsx2", armhf="asimdhp neon",
 | 
						|
            s390x="vxe vx"
 | 
						|
        )
 | 
						|
        # test skipping features that implies each other
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                sse sse2 avx fma3 avx2 avx512f avx512cd
 | 
						|
                vsx vsx2 vsx3
 | 
						|
                neon neon_vfpv4 neon_fp16 neon_fp16 asimd asimdhp
 | 
						|
                asimddp asimdfhm
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            baseline="",
 | 
						|
            x86_gcc="avx512cd avx512f avx2 fma3 avx sse2",
 | 
						|
            x86_msvc="avx512cd avx2 avx sse2",
 | 
						|
            x86_icc="avx512cd avx2 avx sse2",
 | 
						|
            x86_iccw="avx512cd avx2 avx sse2",
 | 
						|
            ppc64="vsx3 vsx2 vsx",
 | 
						|
            ppc64le="vsx3 vsx2",
 | 
						|
            armhf="asimdfhm asimddp asimdhp asimd neon_vfpv4 neon_fp16 neon",
 | 
						|
            aarch64="asimdfhm asimddp asimdhp asimd"
 | 
						|
        )
 | 
						|
 | 
						|
    def test_targets_policies(self):
 | 
						|
        # 'keep_baseline', generate objects for baseline features
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                $keep_baseline
 | 
						|
                sse2 sse42 avx2 avx512f
 | 
						|
                vsx2 vsx3
 | 
						|
                neon neon_vfpv4 asimd asimddp
 | 
						|
                vx vxe vxe2
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            baseline="sse41 avx2 vsx2 asimd vsx3 vxe",
 | 
						|
            x86="avx512f avx2 sse42 sse2",
 | 
						|
            ppc64="vsx3 vsx2",
 | 
						|
            armhf="asimddp asimd neon_vfpv4 neon",
 | 
						|
            # neon, neon_vfpv4, asimd implies each other
 | 
						|
            aarch64="asimddp asimd",
 | 
						|
            s390x="vxe2 vxe vx"
 | 
						|
        )
 | 
						|
        # 'keep_sort', leave the sort as-is
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                $keep_baseline $keep_sort
 | 
						|
                avx512f sse42 avx2 sse2
 | 
						|
                vsx2 vsx3
 | 
						|
                asimd neon neon_vfpv4 asimddp
 | 
						|
                vxe vxe2
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            x86="avx512f sse42 avx2 sse2",
 | 
						|
            ppc64="vsx2 vsx3",
 | 
						|
            armhf="asimd neon neon_vfpv4 asimddp",
 | 
						|
            # neon, neon_vfpv4, asimd implies each other
 | 
						|
            aarch64="asimd asimddp",
 | 
						|
            s390x="vxe vxe2"
 | 
						|
        )
 | 
						|
        # 'autovec', skipping features that can't be
 | 
						|
        # vectorized by the compiler
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                $keep_baseline $keep_sort $autovec
 | 
						|
                avx512f avx2 sse42 sse41 sse2
 | 
						|
                vsx3 vsx2
 | 
						|
                asimddp asimd neon_vfpv4 neon
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            x86_gcc="avx512f avx2 sse42 sse41 sse2",
 | 
						|
            x86_icc="avx512f avx2 sse42 sse41 sse2",
 | 
						|
            x86_iccw="avx512f avx2 sse42 sse41 sse2",
 | 
						|
            x86_msvc="avx512f avx2 sse2"
 | 
						|
                     if self.march() == 'x86' else "avx512f avx2",
 | 
						|
            ppc64="vsx3 vsx2",
 | 
						|
            armhf="asimddp asimd neon_vfpv4 neon",
 | 
						|
            # neon, neon_vfpv4, asimd implies each other
 | 
						|
            aarch64="asimddp asimd"
 | 
						|
        )
 | 
						|
        for policy in ("$maxopt", "$autovec"):
 | 
						|
            # 'maxopt' and autovec set the max acceptable optimization flags
 | 
						|
            self.expect_target_flags(
 | 
						|
                "/*@targets baseline %s */" % policy,
 | 
						|
                gcc={"baseline":".*-O3.*"}, icc={"baseline":".*-O3.*"},
 | 
						|
                iccw={"baseline":".*/O3.*"}, msvc={"baseline":".*/O2.*"},
 | 
						|
                unknown={"baseline":".*"}
 | 
						|
            )
 | 
						|
 | 
						|
        # 'werror', force compilers to treat warnings as errors
 | 
						|
        self.expect_target_flags(
 | 
						|
            "/*@targets baseline $werror */",
 | 
						|
            gcc={"baseline":".*-Werror.*"}, icc={"baseline":".*-Werror.*"},
 | 
						|
            iccw={"baseline":".*/Werror.*"}, msvc={"baseline":".*/WX.*"},
 | 
						|
            unknown={"baseline":".*"}
 | 
						|
        )
 | 
						|
 | 
						|
    def test_targets_groups(self):
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets $keep_baseline baseline #test_group */
 | 
						|
            """,
 | 
						|
            groups=dict(
 | 
						|
                test_group=("""
 | 
						|
                    $keep_baseline
 | 
						|
                    asimddp sse2 vsx2 avx2 vsx3
 | 
						|
                    avx512f asimdhp
 | 
						|
                """)
 | 
						|
            ),
 | 
						|
            x86="avx512f avx2 sse2 baseline",
 | 
						|
            ppc64="vsx3 vsx2 baseline",
 | 
						|
            armhf="asimddp asimdhp baseline"
 | 
						|
        )
 | 
						|
        # test skip duplicating and sorting
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
             * sse42 avx avx512f
 | 
						|
             * #test_group_1
 | 
						|
             * vsx2
 | 
						|
             * #test_group_2
 | 
						|
             * asimddp asimdfhm
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            groups=dict(
 | 
						|
                test_group_1=("""
 | 
						|
                    VSX2 vsx3 asimd avx2 SSE41
 | 
						|
                """),
 | 
						|
                test_group_2=("""
 | 
						|
                    vsx2 vsx3 asImd aVx2 sse41
 | 
						|
                """)
 | 
						|
            ),
 | 
						|
            x86="avx512f avx2 avx sse42 sse41",
 | 
						|
            ppc64="vsx3 vsx2",
 | 
						|
            # vsx2 part of the default baseline of ppc64le, option ("min")
 | 
						|
            ppc64le="vsx3",
 | 
						|
            armhf="asimdfhm asimddp asimd",
 | 
						|
            # asimd part of the default baseline of aarch64, option ("min")
 | 
						|
            aarch64="asimdfhm asimddp"
 | 
						|
        )
 | 
						|
 | 
						|
    def test_targets_multi(self):
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                (avx512_clx avx512_cnl) (asimdhp asimddp)
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            x86=r"\(avx512_clx avx512_cnl\)",
 | 
						|
            armhf=r"\(asimdhp asimddp\)",
 | 
						|
        )
 | 
						|
        # test skipping implied features and auto-sort
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets
 | 
						|
                f16c (sse41 avx sse42) (sse3 avx2 avx512f)
 | 
						|
                vsx2 (vsx vsx3 vsx2)
 | 
						|
                (neon neon_vfpv4 asimd asimdhp asimddp)
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            x86="avx512f f16c avx",
 | 
						|
            ppc64="vsx3 vsx2",
 | 
						|
            ppc64le="vsx3", # vsx2 part of baseline
 | 
						|
            armhf=r"\(asimdhp asimddp\)",
 | 
						|
        )
 | 
						|
        # test skipping implied features and keep sort
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets $keep_sort
 | 
						|
                (sse41 avx sse42) (sse3 avx2 avx512f)
 | 
						|
                (vsx vsx3 vsx2)
 | 
						|
                (asimddp neon neon_vfpv4 asimd asimdhp)
 | 
						|
                (vx vxe vxe2)
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            x86="avx avx512f",
 | 
						|
            ppc64="vsx3",
 | 
						|
            armhf=r"\(asimdhp asimddp\)",
 | 
						|
            s390x="vxe2"
 | 
						|
        )
 | 
						|
        # test compiler variety and avoiding duplicating
 | 
						|
        self.expect_targets(
 | 
						|
            """
 | 
						|
            /*@targets $keep_sort
 | 
						|
                fma3 avx2 (fma3 avx2) (avx2 fma3) avx2 fma3
 | 
						|
            */
 | 
						|
            """,
 | 
						|
            x86_gcc=r"fma3 avx2 \(fma3 avx2\)",
 | 
						|
            x86_icc="avx2", x86_iccw="avx2",
 | 
						|
            x86_msvc="avx2"
 | 
						|
        )
 | 
						|
 | 
						|
def new_test(arch, cc):
 | 
						|
    if is_standalone: return textwrap.dedent("""\
 | 
						|
    class TestCCompilerOpt_{class_name}(_Test_CCompilerOpt, unittest.TestCase):
 | 
						|
        arch = '{arch}'
 | 
						|
        cc   = '{cc}'
 | 
						|
        def __init__(self, methodName="runTest"):
 | 
						|
            unittest.TestCase.__init__(self, methodName)
 | 
						|
            self.setup_class()
 | 
						|
    """).format(
 | 
						|
        class_name=arch + '_' + cc, arch=arch, cc=cc
 | 
						|
    )
 | 
						|
    return textwrap.dedent("""\
 | 
						|
    class TestCCompilerOpt_{class_name}(_Test_CCompilerOpt):
 | 
						|
        arch = '{arch}'
 | 
						|
        cc   = '{cc}'
 | 
						|
    """).format(
 | 
						|
        class_name=arch + '_' + cc, arch=arch, cc=cc
 | 
						|
    )
 | 
						|
"""
 | 
						|
if 1 and is_standalone:
 | 
						|
    FakeCCompilerOpt.fake_info = "x86_icc"
 | 
						|
    cco = FakeCCompilerOpt(None, cpu_baseline="avx2")
 | 
						|
    print(' '.join(cco.cpu_baseline_names()))
 | 
						|
    print(cco.cpu_baseline_flags())
 | 
						|
    unittest.main()
 | 
						|
    sys.exit()
 | 
						|
"""
 | 
						|
for arch, compilers in arch_compilers.items():
 | 
						|
    for cc in compilers:
 | 
						|
        exec(new_test(arch, cc))
 | 
						|
 | 
						|
if is_standalone:
 | 
						|
    unittest.main()
 |