forked from OSchip/llvm-project
117 lines
4.7 KiB
Python
117 lines
4.7 KiB
Python
# -*- Python -*-
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import os
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import platform
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import re
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import subprocess
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import sys
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import lit.formats
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import lit.util
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from lit.llvm import llvm_config
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from lit.llvm.subst import ToolSubst
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from lit.llvm.subst import FindTool
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# Configuration file for the 'lit' test runner.
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# name: The name of this test suite.
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config.name = 'Flang'
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# testFormat: The test format to use to interpret tests.
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#
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# For now we require '&&' between commands, until they get globally killed and
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# the test runner updated.
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config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
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# suffixes: A list of file extensions to treat as test files.
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config.suffixes = ['.c', '.cpp', '.f', '.F', '.ff', '.FOR', '.for', '.f77', '.f90', '.F90',
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'.ff90', '.f95', '.F95', '.ff95', '.fpp', '.FPP', '.cuf'
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'.CUF', '.f18', '.F18', '.fir', '.f03', '.F03', '.f08', '.F08']
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config.substitutions.append(('%PATH%', config.environment['PATH']))
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config.substitutions.append(('%llvmshlibdir', config.llvm_shlib_dir))
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config.substitutions.append(('%pluginext', config.llvm_plugin_ext))
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llvm_config.use_default_substitutions()
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# ask llvm-config about asserts
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llvm_config.feature_config(
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[('--assertion-mode', {'ON': 'asserts'})])
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# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
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# subdirectories contain auxiliary inputs for various tests in their parent
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# directories.
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config.excludes = ['Inputs', 'CMakeLists.txt', 'README.txt', 'LICENSE.txt']
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# If the flang examples are built, add examples to the config
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if config.flang_examples:
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config.available_features.add('examples')
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# Plugins (loadable modules)
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if config.has_plugins:
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config.available_features.add('plugins')
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# test_source_root: The root path where tests are located.
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config.test_source_root = os.path.dirname(__file__)
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# test_exec_root: The root path where tests should be run.
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config.test_exec_root = os.path.join(config.flang_obj_root, 'test')
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# Tweak the PATH to include the tools dir.
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llvm_config.with_environment('PATH', config.flang_tools_dir, append_path=True)
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llvm_config.with_environment('PATH', config.llvm_tools_dir, append_path=True)
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if config.flang_standalone_build:
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# For builds with FIR, set path for tco and enable related tests
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if config.flang_llvm_tools_dir != "":
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config.available_features.add('fir')
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if config.llvm_tools_dir != config.flang_llvm_tools_dir:
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llvm_config.with_environment('PATH', config.flang_llvm_tools_dir, append_path=True)
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# For each occurrence of a flang tool name, replace it with the full path to
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# the build directory holding that tool.
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tools = [
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ToolSubst('%flang', command=FindTool('flang-new'), unresolved='fatal'),
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ToolSubst('%flang_fc1', command=FindTool('flang-new'), extra_args=['-fc1'],
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unresolved='fatal')]
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# Flang has several unimplemented features. TODO messages are used to mark and fail if these
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# features are exercised. TODOs exit with an error in non-assert builds but in assert builds
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# it aborts. To catch aborts, the `--crash` option for the `not` command has to be used.
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if 'asserts' in config.available_features:
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tools.append(ToolSubst('%not_todo_cmd', command=FindTool('not'), extra_args=['--crash'],
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unresolved='fatal'))
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else:
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tools.append(ToolSubst('%not_todo_cmd', command=FindTool('not'), unresolved='fatal'))
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# Define some variables to help us test that the flang runtime doesn't depend on
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# the C++ runtime libraries. For this we need a C compiler. If for some reason
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# we don't have one, we can just disable the test.
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if config.cc:
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libruntime = os.path.join(config.flang_lib_dir, 'libFortranRuntime.a')
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libdecimal = os.path.join(config.flang_lib_dir, 'libFortranDecimal.a')
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include = os.path.join(config.flang_src_dir, 'include')
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if os.path.isfile(libruntime) and os.path.isfile(libdecimal) and os.path.isdir(include):
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config.available_features.add('c-compiler')
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tools.append(ToolSubst('%cc', command=config.cc, unresolved='fatal'))
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tools.append(ToolSubst('%libruntime', command=libruntime,
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unresolved='fatal'))
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tools.append(ToolSubst('%libdecimal', command=libdecimal,
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unresolved='fatal'))
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tools.append(ToolSubst('%include', command=include,
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unresolved='fatal'))
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# Add all the tools and their substitutions (if applicable). Use the search paths provided for
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# finding the tools.
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if config.flang_standalone_build:
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llvm_config.add_tool_substitutions(tools, [config.flang_llvm_tools_dir, config.llvm_tools_dir])
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else:
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llvm_config.add_tool_substitutions(tools, config.llvm_tools_dir)
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# Enable libpgmath testing
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result = lit_config.params.get("LIBPGMATH")
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if result:
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config.environment["LIBPGMATH"] = True
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