compilers: Put Intel compiler classes into the mixins folder

1 files changed, 134 insertions, 0 deletions

diff --git a/mesonbuild/compilers/mixins/intel.py b/mesonbuild/compilers/mixins/intel.py
new file mode 100644
index 000000000..c02f611d2
--- /dev/null
+++ b/mesonbuild/compilers/mixins/intel.py
@@ -0,0 +1,134 @@
+# Copyright 2019 The meson development team
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Abstractions for the Intel Compiler families.
+
+Intel provides both a posix/gcc-like compiler (ICC) and an msvc-like compiler
+(ICL).
+"""
+
+import os
+import typing
+
+from ... import mesonlib
+from .gnu import GnuLikeCompiler
+from .visualstudio import VisualStudioLikeCompiler
+
+# XXX: avoid circular dependencies
+clike_optimization_args = {'0': [],
+                           'g': [],
+                           '1': ['-O1'],
+                           '2': ['-O2'],
+                           '3': ['-O3'],
+                           's': ['-Os'],
+                           }
+
+
+# Tested on linux for ICC 14.0.3, 15.0.6, 16.0.4, 17.0.1, 19.0.0
+class IntelGnuLikeCompiler(GnuLikeCompiler):
+
+    def __init__(self, compiler_type):
+        super().__init__(compiler_type)
+        # As of 19.0.0 ICC doesn't have sanitizer, color, or lto support.
+        #
+        # It does have IPO, which serves much the same purpose as LOT, but
+        # there is an unfortunate rule for using IPO (you can't control the
+        # name of the output file) which break assumptions meson makes
+        self.base_options = ['b_pch', 'b_lundef', 'b_asneeded', 'b_pgo',
+                             'b_coverage', 'b_ndebug', 'b_staticpic', 'b_pie']
+        self.id = 'intel'
+        self.lang_header = 'none'
+
+    def get_optimization_args(self, optimization_level):
+        return clike_optimization_args[optimization_level]
+
+    def get_pch_suffix(self) -> str:
+        return 'pchi'
+
+    def get_pch_use_args(self, pch_dir, header):
+        return ['-pch', '-pch_dir', os.path.join(pch_dir), '-x',
+                self.lang_header, '-include', header, '-x', 'none']
+
+    def get_pch_name(self, header_name):
+        return os.path.basename(header_name) + '.' + self.get_pch_suffix()
+
+    def openmp_flags(self) -> typing.List[str]:
+        if mesonlib.version_compare(self.version, '>=15.0.0'):
+            return ['-qopenmp']
+        else:
+            return ['-openmp']
+
+    def compiles(self, *args, **kwargs):
+        # This covers a case that .get('foo', []) doesn't, that extra_args is
+        # defined and is None
+        extra_args = kwargs.get('extra_args') or []
+        kwargs['extra_args'] = [
+            extra_args,
+            '-diag-error', '10006',  # ignoring unknown option
+            '-diag-error', '10148',  # Option not supported
+            '-diag-error', '10155',  # ignoring argument required
+            '-diag-error', '10156',  # ignoring not argument allowed
+            '-diag-error', '10157',  # Ignoring argument of the wrong type
+            '-diag-error', '10158',  # Argument must be separate. Can be hit by trying an option like -foo-bar=foo when -foo=bar is a valid option but -foo-bar isn't
+            '-diag-error', '1292',   # unknown __attribute__
+        ]
+        return super().compiles(*args, **kwargs)
+
+    def get_profile_generate_args(self):
+        return ['-prof-gen=threadsafe']
+
+    def get_profile_use_args(self):
+        return ['-prof-use']
+
+
+class IntelVisualStudioLikeCompiler(VisualStudioLikeCompiler):
+
+    """Abstractions for ICL, the Intel compiler on Windows."""
+
+    def __init__(self, target: str):
+        super().__init__(target)
+        self.compiler_type = CompilerType.ICC_WIN
+        self.id = 'intel-cl'
+
+    def compile(self, code, *, extra_args=None, **kwargs):
+        # This covers a case that .get('foo', []) doesn't, that extra_args is
+        if kwargs.get('mode', 'compile') != 'link':
+            extra_args = extra_args.copy() if extra_args is not None else []
+            extra_args.extend([
+                '/Qdiag-error:10006',  # ignoring unknown option
+                '/Qdiag-error:10148',  # Option not supported
+                '/Qdiag-error:10155',  # ignoring argument required
+                '/Qdiag-error:10156',  # ignoring not argument allowed
+                '/Qdiag-error:10157',  # Ignoring argument of the wrong type
+                '/Qdiag-error:10158',  # Argument must be separate. Can be hit by trying an option like -foo-bar=foo when -foo=bar is a valid option but -foo-bar isn't
+            ])
+        return super().compile(code, extra_args, **kwargs)
+
+    def get_toolset_version(self) -> typing.Optional[str]:
+        # Avoid circular dependencies....
+        from ...environment import search_version
+
+        # ICL provides a cl.exe that returns the version of MSVC it tries to
+        # emulate, so we'll get the version from that and pass it to the same
+        # function the real MSVC uses to calculate the toolset version.
+        _, _, err = mesonlib.Popen_safe(['cl.exe'])
+        v1, v2, *_ = search_version(err).split('.')
+        version = int(v1 + v2)
+        return self._calculate_toolset_version(version)
+
+    def get_linker_exelist(self):
+        return ['xilink']
+
+    def openmp_flags(self):
+        return ['/Qopenmp']