compilers: Move ArmCompiler to a mixin module

1 files changed, 128 insertions, 0 deletions

diff --git a/mesonbuild/compilers/mixins/arm.py b/mesonbuild/compilers/mixins/arm.py
new file mode 100644
index 0000000..d0faf94
--- /dev/null
+++ b/mesonbuild/compilers/mixins/arm.py
@@ -0,0 +1,128 @@
+# Copyright 2012-2019 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.
+
+"""Representations specific to the arm family of compilers."""
+
+import os
+import typing
+
+from ...mesonlib import EnvironmentException
+
+arm_buildtype_args = {'plain': [],
+                      'debug': ['-O0', '--debug'],
+                      'debugoptimized': ['-O1', '--debug'],
+                      'release': ['-O3', '-Otime'],
+                      'minsize': ['-O3', '-Ospace'],
+                      'custom': [],
+                      }
+
+arm_buildtype_linker_args = {'plain': [],
+                             'debug': [],
+                             'debugoptimized': [],
+                             'release': [],
+                             'minsize': [],
+                             'custom': [],
+                             }
+
+arm_optimization_args = {'0': ['-O0'],
+                         'g': ['-g'],
+                         '1': ['-O1'],
+                         '2': ['-O2'],
+                         '3': ['-O3'],
+                         's': [],
+                         }
+
+class ArmCompiler:
+    # Functionality that is common to all ARM family compilers.
+    def __init__(self, compiler_type):
+        if not self.is_cross:
+            raise EnvironmentException('armcc supports only cross-compilation.')
+        self.id = 'arm'
+        self.compiler_type = compiler_type
+        default_warn_args = []
+        self.warn_args = {'0': [],
+                          '1': default_warn_args,
+                          '2': default_warn_args + [],
+                          '3': default_warn_args + []}
+        # Assembly
+        self.can_compile_suffixes.add('s')
+
+    def can_linker_accept_rsp(self):
+        return False
+
+    def get_pic_args(self):
+        # FIXME: Add /ropi, /rwpi, /fpic etc. qualifiers to --apcs
+        return []
+
+    def get_buildtype_args(self, buildtype):
+        return arm_buildtype_args[buildtype]
+
+    def get_buildtype_linker_args(self, buildtype):
+        return arm_buildtype_linker_args[buildtype]
+
+    # Override CCompiler.get_always_args
+    def get_always_args(self):
+        return []
+
+    # Override CCompiler.get_dependency_gen_args
+    def get_dependency_gen_args(self, outtarget, outfile):
+        return []
+
+    # Override CCompiler.get_std_shared_lib_link_args
+    def get_std_shared_lib_link_args(self):
+        return []
+
+    def get_pch_use_args(self, pch_dir, header):
+        # FIXME: Add required arguments
+        # NOTE from armcc user guide:
+        # "Support for Precompiled Header (PCH) files is deprecated from ARM Compiler 5.05
+        # onwards on all platforms. Note that ARM Compiler on Windows 8 never supported
+        # PCH files."
+        return []
+
+    def get_pch_suffix(self):
+        # NOTE from armcc user guide:
+        # "Support for Precompiled Header (PCH) files is deprecated from ARM Compiler 5.05
+        # onwards on all platforms. Note that ARM Compiler on Windows 8 never supported
+        # PCH files."
+        return 'pch'
+
+    def thread_flags(self, env):
+        return []
+
+    def thread_link_flags(self, env):
+        return []
+
+    def get_linker_exelist(self):
+        args = ['armlink']
+        return args
+
+    def get_coverage_args(self):
+        return []
+
+    def get_coverage_link_args(self):
+        return []
+
+    def get_optimization_args(self, optimization_level):
+        return arm_optimization_args[optimization_level]
+
+    def get_debug_args(self, is_debug):
+        return clike_debug_args[is_debug]
+
+    def compute_parameters_with_absolute_paths(self, parameter_list, build_dir):
+        for idx, i in enumerate(parameter_list):
+            if i[:2] == '-I' or i[:2] == '-L':
+                parameter_list[idx] = i[:2] + os.path.normpath(os.path.join(build_dir, i[2:]))
+
+        return parameter_list
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