Add TASKING compiler support

docs/markdown/Builtin-options.md

@@ -209,7 +209,7 @@ available on all platforms or with all compilers:
 | b_staticpic         | true                 | true, false                                                   | Build static libraries as position independent                                 |
 | b_pie               | false                | true, false                                                   | Build position-independent executables (since 0.49.0)                          |
 | b_vscrt             | from_buildtype       | none, md, mdd, mt, mtd, from_buildtype, static_from_buildtype | VS runtime library to use (since 0.48.0) (static_from_buildtype since 0.56.0)  |
-| b_tasking_mil_link  | false                | true, false                                                   | Use MIL linking for the TASKING VX-tools compiler family (since 1.?.?)         |
+| b_tasking_mil_link  | false                | true, false                                                   | Use MIL linking for the TASKING VX-tools compiler family (since 1.4.0)         |
 
 The value of `b_sanitize` can be one of: `none`, `address`, `thread`,
 `undefined`, `memory`, `leak`, `address,undefined`, but note that some

docs/markdown/Reference-tables.md

@@ -50,7 +50,7 @@ These are return values of the `get_id` (Compiler family) and
 | cctc            | TASKING VX-toolset for TriCore compiler     | |
 | ccarm           | TASKING VX-toolset for ARM compiler         | |
 | cc51            | TASKING VX-toolset for 8051 compiler        | |
-| ccmsc           | TASKING VX-toolset for MCS compiler         | |
+| ccmcs           | TASKING VX-toolset for MCS compiler         | |
 | ccpcp           | TASKING VX-toolset for PCP compiler         | |
 
 ## Linker ids

mesonbuild/backend/ninjabackend.py

@@ -226,7 +226,7 @@ def _quoter(x, qf = quote_func):
 
     def write(self, outfile: T.TextIO) -> None:
         rspfile_args = self.args
-        if self.rspfile_quote_style is RSPFileSyntax.MSVC:
+        if self.rspfile_quote_style in {RSPFileSyntax.MSVC, RSPFileSyntax.TASKING}:
             rspfile_quote_func = cmd_quote
             rspfile_args = [NinjaCommandArg('$in_newline', arg.quoting) if arg.s == '$in' else arg for arg in rspfile_args]
         else:
@@ -241,7 +241,10 @@ def rule_iter():
         for rsp in rule_iter():
             outfile.write(f'rule {self.name}{rsp}\n')
             if rsp == '_RSP':
-                outfile.write(' command = {} @$out.rsp\n'.format(' '.join([self._quoter(x) for x in self.command])))
+                if self.rspfile_quote_style is RSPFileSyntax.TASKING:
+                    outfile.write(' command = {} --option-file=$out.rsp\n'.format(' '.join([self._quoter(x) for x in self.command])))
+                else:
+                    outfile.write(' command = {} @$out.rsp\n'.format(' '.join([self._quoter(x) for x in self.command])))
                 outfile.write(' rspfile = $out.rsp\n')
                 outfile.write(' rspfile_content = {}\n'.format(' '.join([self._quoter(x, rspfile_quote_func) for x in rspfile_args])))
             else:
@@ -390,7 +393,7 @@ def write(self, outfile):
         outfile.write(line)
 
         if use_rspfile:
-            if self.rule.rspfile_quote_style is RSPFileSyntax.MSVC:
+            if self.rule.rspfile_quote_style in {RSPFileSyntax.MSVC, RSPFileSyntax.TASKING}:
                 qf = cmd_quote
             else:
                 qf = gcc_rsp_quote
@@ -688,6 +691,12 @@ def generate_compdb(self):
                           for ext in ['', '_RSP']]
                 rules += [f"{rule}{ext}" for rule in [self.compiler_to_pch_rule_name(compiler)]
                           for ext in ['', '_RSP']]
+                # Add custom MIL link rules to get the files compiled by the TASKING compiler family to MIL files included in the database
+                key = OptionKey('b_tasking_mil_link')
+                if key in compiler.base_options:
+                    rule = self.get_compiler_rule_name('tasking_mil_compile', compiler.for_machine)
+                    rules.append(rule)
+                    rules.append(f'{rule}_RSP')
         compdb_options = ['-x'] if mesonlib.version_compare(self.ninja_version, '>=1.9') else []
         ninja_compdb = self.ninja_command + ['-t', 'compdb'] + compdb_options + rules
         builddir = self.environment.get_build_dir()
@@ -1036,8 +1045,19 @@ def generate_target(self, target):
             # Skip the link stage for this special type of target
             return
         linker, stdlib_args = self.determine_linker_and_stdlib_args(target)
-        if isinstance(target, build.StaticLibrary) and target.prelink:
+        # For prelinking and TASKING mil linking there needs to be an additional link target and the object list is modified
+        if not isinstance(target, build.StaticLibrary):
+            final_obj_list = obj_list
+        elif target.prelink:
             final_obj_list = self.generate_prelink(target, obj_list)
+        elif 'c' in target.compilers:
+            key = OptionKey('b_tasking_mil_link')
+            if key not in target.get_options() or key not in target.compilers['c'].base_options:
+                final_obj_list = obj_list
+            elif target.get_option(key):
+                final_obj_list = self.generate_mil_link(target, obj_list)
+            else:
+                final_obj_list = obj_list
         else:
             final_obj_list = obj_list
         elem = self.generate_link(target, outname, final_obj_list, linker, pch_objects, stdlib_args=stdlib_args)
@@ -2429,6 +2449,33 @@ def generate_llvm_ir_compile_rule(self, compiler):
         self.add_rule(NinjaRule(rule, command, args, description, **options))
         self.created_llvm_ir_rule[compiler.for_machine] = True
 
+    def generate_tasking_mil_compile_rules(self, compiler: Compiler) -> None:
+        rule = self.get_compiler_rule_name('tasking_mil_compile', compiler.for_machine)
+        depargs = NinjaCommandArg.list(compiler.get_dependency_gen_args('$out', '$DEPFILE'), Quoting.none)
+        command = compiler.get_exelist()
+        args = ['$ARGS'] + depargs + NinjaCommandArg.list(compiler.get_output_args('$out'), Quoting.none) + ['-cm', '$in']
+        description = 'Compiling to C object $in'
+        if compiler.get_argument_syntax() == 'msvc':
+            deps = 'msvc'
+            depfile = None
+        else:
+            deps = 'gcc'
+            depfile = '$DEPFILE'
+
+        options = self._rsp_options(compiler)
+
+        self.add_rule(NinjaRule(rule, command, args, description, **options, deps=deps, depfile=depfile))
+
+    def generate_tasking_mil_link_rules(self, compiler: Compiler) -> None:
+        rule = self.get_compiler_rule_name('tasking_mil_link', compiler.for_machine)
+        command = compiler.get_exelist()
+        args = ['$ARGS', '--mil-link'] + NinjaCommandArg.list(compiler.get_output_args('$out'), Quoting.none) + ['-c', '$in']
+        description = 'MIL linking object $out'
+
+        options = self._rsp_options(compiler)
+
+        self.add_rule(NinjaRule(rule, command, args, description, **options))
+
     def generate_compile_rule_for(self, langname, compiler):
         if langname == 'java':
             self.generate_java_compile_rule(compiler)
@@ -2519,6 +2566,9 @@ def generate_compile_rules(self):
             for langname, compiler in clist.items():
                 if compiler.get_id() == 'clang':
                     self.generate_llvm_ir_compile_rule(compiler)
+                if OptionKey('b_tasking_mil_link') in compiler.base_options:
+                    self.generate_tasking_mil_compile_rules(compiler)
+                    self.generate_tasking_mil_link_rules(compiler)
                 self.generate_compile_rule_for(langname, compiler)
                 self.generate_pch_rule_for(langname, compiler)
                 for mode in compiler.get_modes():
@@ -2953,6 +3003,11 @@ def generate_single_compile(self, target: build.BuildTarget, src,
         else:
             raise InvalidArguments(f'Invalid source type: {src!r}')
         obj_basename = self.object_filename_from_source(target, src)
+        # If mil linking is enabled for the target, then compilation output has to be MIL files instead of object files
+        if compiler.get_language() == 'c':
+            key = OptionKey('b_tasking_mil_link')
+            if key in compiler.base_options and target.get_option(key) and src.rsplit('.', 1)[1] in compilers.lang_suffixes['c']:
+                obj_basename = f'{os.path.splitext(obj_basename)[0]}.mil'
         rel_obj = os.path.join(self.get_target_private_dir(target), obj_basename)
         dep_file = compiler.depfile_for_object(rel_obj)
 
@@ -2973,8 +3028,14 @@ def generate_single_compile(self, target: build.BuildTarget, src,
             i = os.path.join(self.get_target_private_dir(target), compiler.get_pch_name(pchlist[0]))
             arr.append(i)
             pch_dep = arr
-
-        compiler_name = self.compiler_to_rule_name(compiler)
+        # If TASKING compiler family is used and MIL linking is enabled for the target,
+        # then compilation rule name is a special one to output MIL files
+        # instead of object files for .c files
+        key = OptionKey('b_tasking_mil_link')
+        if key in compiler.base_options and target.get_option(key) and src.rsplit('.', 1)[1] in compilers.lang_suffixes['c']:
+            compiler_name = self.get_compiler_rule_name('tasking_mil_compile', compiler.for_machine)
+        else:
+            compiler_name = self.compiler_to_rule_name(compiler)
         extra_deps = []
         if compiler.get_language() == 'fortran':
             # Can't read source file to scan for deps if it's generated later
@@ -3355,6 +3416,29 @@ def generate_prelink(self, target, obj_list):
         self.add_build(elem)
         return [prelink_name]
 
+    def generate_mil_link(self, target: build.StaticLibrary, obj_list: T.List[str]) -> T.List[str]:
+        assert isinstance(target, build.StaticLibrary)
+
+        mil_linked_name = os.path.join(self.get_target_private_dir(target), target.name + '-mil_link.o')
+        mil_link_list = []
+        obj_file_list = []
+        for obj in obj_list:
+            if obj.endswith('.mil'):
+                mil_link_list.append(obj)
+            else:
+                obj_file_list.append(obj)
+        obj_file_list.append(mil_linked_name)
+        compiler = get_compiler_for_source(target.compilers.values(), mil_link_list[0][:-3] + '.c')
+        commands = self._generate_single_compile_base_args(target, compiler)
+        commands += self._generate_single_compile_target_args(target, compiler)
+        commands = commands.compiler.compiler_args(commands)
+
+        elem = NinjaBuildElement(self.all_outputs, [mil_linked_name], self.get_compiler_rule_name('tasking_mil_link', compiler.for_machine), mil_link_list)
+        elem.add_item('ARGS', commands)
+        self.add_build(elem)
+
+        return obj_file_list
+
     def generate_link(self, target: build.BuildTarget, outname, obj_list, linker: T.Union['Compiler', 'StaticLinker'], extra_args=None, stdlib_args=None):
         extra_args = extra_args if extra_args is not None else []
         stdlib_args = stdlib_args if stdlib_args is not None else []
@@ -3386,6 +3470,9 @@ def generate_link(self, target: build.BuildTarget, outname, obj_list, linker: T.
                                                      linker,
                                                      isinstance(target, build.SharedModule),
                                                      self.environment.get_build_dir())
+        # Add --mil-link if the option is enabled
+        if isinstance(target, build.Executable) and 'c' in target.compilers and OptionKey('b_tasking_mil_link') in target.get_options():
+            commands += target.compilers['c'].get_tasking_mil_link_args(target.get_option(OptionKey('b_tasking_mil_link')))
         # Add -nostdlib if needed; can't be overridden
         commands += self.get_no_stdlib_link_args(target, linker)
         # Add things like /NOLOGO; usually can't be overridden

mesonbuild/build.py

@@ -1980,6 +1980,8 @@ def post_init(self) -> None:
             elif ('c' in self.compilers and self.compilers['c'].get_id() in {'mwccarm', 'mwcceppc'} or
                   'cpp' in self.compilers and self.compilers['cpp'].get_id() in {'mwccarm', 'mwcceppc'}):
                 self.suffix = 'nef'
+            elif ('c' in self.compilers and self.compilers['c'].get_id() in {'cctc', 'ccarm', 'cc51', 'ccmcs', 'ccpcp'}):
+                self.suffix = 'elf'
             else:
                 self.suffix = machine.get_exe_suffix()
         self.filename = self.name

mesonbuild/compilers/c.py

@@ -26,6 +26,7 @@
 from .mixins.emscripten import EmscriptenMixin
 from .mixins.metrowerks import MetrowerksCompiler
 from .mixins.metrowerks import mwccarm_instruction_set_args, mwcceppc_instruction_set_args
+from .mixins.tasking import TaskingCompiler
 from .compilers import (
     gnu_winlibs,
     msvc_winlibs,
@@ -791,3 +792,28 @@ def get_option_compile_args(self, options: 'KeyedOptionDictType') -> T.List[str]
         if std.value != 'none':
             args.append('-lang ' + std.value)
         return args
+
+class _TaskingCCompiler(TaskingCompiler, CCompiler):
+    def __init__(self, ccache: T.List[str], exelist: T.List[str], version: str, for_machine: MachineChoice,
+                 is_cross: bool, info: 'MachineInfo',
+                 exe_wrapper: T.Optional['ExternalProgram'] = None,
+                 linker: T.Optional['DynamicLinker'] = None,
+                 full_version: T.Optional[str] = None):
+        CCompiler.__init__(self, ccache, exelist, version, for_machine, is_cross,
+                           info, exe_wrapper, linker=linker, full_version=full_version)
+        TaskingCompiler.__init__(self)
+
+class TaskingTricoreCCompiler(_TaskingCCompiler):
+    id = 'cctc'
+
+class TaskingArmCCompiler(_TaskingCCompiler):
+    id = 'ccarm'
+
+class Tasking8051CCompiler(_TaskingCCompiler):
+    id = 'cc51'
+
+class TaskingMCSCCompiler(_TaskingCCompiler):
+    id = 'ccmcs'
+
+class TaskingPCPCCompiler(_TaskingCCompiler):
+    id = 'ccpcp'

mesonbuild/compilers/compilers.py

@@ -234,6 +234,7 @@ class CompileCheckMode(enum.Enum):
     OptionKey('b_vscrt'): coredata.UserComboOption('VS run-time library type to use.',
                                                    MSCRT_VALS + ['from_buildtype', 'static_from_buildtype'],
                                                    'from_buildtype'),
+    OptionKey('b_tasking_mil_link'): coredata.UserBooleanOption('Use TASKING compiler families MIL linking feature', False),
 }
 
 def option_enabled(boptions: T.Set[OptionKey], options: 'KeyedOptionDictType',
@@ -1308,6 +1309,13 @@ def get_preprocessor(self) -> Compiler:
         """
         raise EnvironmentException(f'{self.get_id()} does not support preprocessor')
 
+    def get_tasking_mil_link_args(self, option_enabled: bool) -> T.List[str]:
+        """
+        Argument for enabling TASKING's MIL link feature,
+        for most compilers, this will return nothing.
+        """
+        return []
+
 def get_global_options(lang: str,
                        comp: T.Type[Compiler],
                        for_machine: MachineChoice,

mesonbuild/compilers/detect.py

@@ -234,6 +234,17 @@ def detect_static_linker(env: 'Environment', compiler: Compiler) -> StaticLinker
                 return linkers.MetrowerksStaticLinkerARM(linker)
             else:
                 return linkers.MetrowerksStaticLinkerEmbeddedPowerPC(linker)
+        if 'TASKING VX-toolset' in err:
+            if 'TriCore' in err:
+                return linkers.TaskingTricoreStaticLinker(linker)
+            if 'ARM' in err:
+                return linkers.TaskingARMStaticLinker(linker)
+            if '8051' in err:
+                return linkers.Tasking8051StaticLinker(linker)
+            if 'PCP' in err:
+                return linkers.TaskingPCPStaticLinker(linker)
+            else:
+                return linkers.TaskingMCSStaticLinker(linker)
         if p.returncode == 0:
             return linkers.ArLinker(compiler.for_machine, linker)
         if p.returncode == 1 and err.startswith('usage'): # OSX
@@ -594,6 +605,38 @@ def sanitize(p: str) -> str:
             return cls(
                 ccache, compiler, compiler_version, for_machine, is_cross, info,
                 exe_wrap, full_version=full_version, linker=linker)
+        if 'TASKING VX-toolset' in err:
+            if 'TriCore' in err:
+                cls = c.TaskingTricoreCCompiler
+                lnk = linkers.TaskingTricoreLinker
+            elif 'ARM' in err:
+                cls = c.TaskingArmCCompiler
+                lnk = linkers.TaskingARMLinker
+            elif '8051' in err:
+                cls = c.Tasking8051CCompiler
+                lnk = linkers.Tasking8051Linker
+            elif 'PCP' in err:
+                cls = c.TaskingPCPCCompiler
+                lnk = linkers.TaskingPCPLinker
+            elif 'MCS' in err:
+                cls = c.TaskingMCSCCompiler
+                lnk = linkers.TaskingMCSLinker
+            else:
+                raise EnvironmentException('Failed to detect linker for TASKING VX-toolset compiler. Please update your cross file(s).')
+
+            tasking_ver_match = re.search(r'v([0-9]+)\.([0-9]+)r([0-9]+) Build ([0-9]+)', err)
+            assert tasking_ver_match is not None, 'for mypy'
+            tasking_version = '.'.join(x for x in tasking_ver_match.groups() if x is not None)
+
+            env.coredata.add_lang_args(cls.language, cls, for_machine, env)
+            ld = env.lookup_binary_entry(for_machine, cls.language + '_ld')
+            if ld is None:
+                raise MesonException(f'{cls.language}_ld was not properly defined in your cross file')
+
+            linker = lnk(ld, for_machine, version=tasking_version) # Fix needed here
+            return cls(
+                ccache, compiler, tasking_version, for_machine, is_cross, info,
+                exe_wrap, full_version=full_version, linker=linker)
 
     _handle_exceptions(popen_exceptions, compilers)
     raise EnvironmentException(f'Unknown compiler {compilers}')